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<?php
require APPPATH . '/libraries/TokenHandler.php';
//include Rest Controller library
require APPPATH . 'libraries/REST_Controller.php';
class Api extends REST_Controller {
protected $token;
public function __construct()
{
parent::__construct();
$this->load->database();
// creating object of TokenHandler class at first
$this->tokenHandler = new TokenHandler();
header('Content-Type: application/json');
}
// Unprotected routes will be located here.
// Fetch all the top courses
public function top_courses_get($top_course_id = "") {
$top_courses = array();
$top_courses = $this->api_model->top_courses_get($top_course_id);
$this->set_response($top_courses, REST_Controller::HTTP_OK);
}
// Fetch all the categories
public function categories_get($category_id = "") {
$categories = array();
$categories = $this->api_model->categories_get($category_id);
$this->set_response($categories, REST_Controller::HTTP_OK);
}
// Fetch all the courses belong to a certain category
public function category_wise_course_get() {
$category_id = $_GET['category_id'];
$courses = $this->api_model->category_wise_course_get($category_id);
$this->set_response($courses, REST_Controller::HTTP_OK);
}
// Fetch all the courses belong to a certain category
public function languages_get() {
$languages = $this->api_model->languages_get();
$this->set_response($languages, REST_Controller::HTTP_OK);
}
// Filter course
public function filter_course_get() {
$courses = $this->api_model->filter_course();
$this->set_response($courses, REST_Controller::HTTP_OK);
}
// Filter course
public function courses_by_search_string_get() {
$search_string = $_GET['search_string'];
$courses = $this->api_model->courses_by_search_string_get($search_string);
$this->set_response($courses, REST_Controller::HTTP_OK);
}
// get system settings
public function system_settings_get() {
$system_settings_data = $this->api_model->system_settings_get();
$this->set_response($system_settings_data, REST_Controller::HTTP_OK);
}
// Login Api
public function login_get() {
$userdata = $this->api_model->login_get();
if ($userdata['validity'] == 1) {
$userdata['token'] = $this->tokenHandler->GenerateToken($userdata);
}
return $this->set_response($userdata, REST_Controller::HTTP_OK);
}
public function course_object_by_id_get() {
$course = $this->api_model->course_object_by_id_get();
$this->set_response($course, REST_Controller::HTTP_OK);
}
//Protected APIs. This APIs will require Authorization.
// My Courses API
public function my_courses_get() {
$response = array();
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->my_courses_get($logged_in_user_details['user_id']);
}else{
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// My Courses API
public function my_wishlist_get() {
$response = array();
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->my_wishlist_get($logged_in_user_details['user_id']);
}else{
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// Get all the sections
public function sections_get() {
$response = array();
$auth_token = $_GET['auth_token'];
$course_id = $_GET['course_id'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->sections_get($course_id, $logged_in_user_details['user_id']);
}else{
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
//Get all lessons, section wise.
public function section_wise_lessons_get() {
$response = array();
$auth_token = $_GET['auth_token'];
$section_id = $_GET['section_id'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->section_wise_lessons($section_id, $logged_in_user_details['user_id']);
}else{
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// Remove from wishlist
public function toggle_wishlist_items_get() {
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$status = $this->api_model->toggle_wishlist_items_get($logged_in_user_details['user_id'], $logged_in_user_details['user_id']);
}
$response['status'] = $status;
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// Lesson Details
public function lesson_details_get() {
$response = array();
$auth_token = $_GET['auth_token'];
$lesson_id = $_GET['lesson_id'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->lesson_details_get($logged_in_user_details['user_id'], $lesson_id);
}else{
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// Course Details
public function course_details_by_id_get() {
$response = array();
$course_id = $_GET['course_id'];
if (isset($_GET['auth_token']) && !empty($_GET['auth_token'])) {
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
}else{
$logged_in_user_details['user_id'] = 0;
}
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->course_details_by_id_get($logged_in_user_details['user_id'], $course_id);
}else{
$response = $this->api_model->course_details_by_id_get(0, $course_id);
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// submit quiz view
public function submit_quiz_post() {
$submitted_quiz_info = array();
$container = array();
$quiz_id = $this->input->post('lesson_id');
$quiz_questions = $this->crud_model->get_quiz_questions($quiz_id)->result_array();
$total_correct_answers = 0;
foreach ($quiz_questions as $quiz_question) {
$submitted_answer_status = 0;
$correct_answers = json_decode($quiz_question['correct_answers']);
$submitted_answers = array();
foreach ($this->input->post($quiz_question['id']) as $each_submission) {
if (isset($each_submission)) {
array_push($submitted_answers, $each_submission);
}
}
sort($correct_answers);
sort($submitted_answers);
if ($correct_answers == $submitted_answers) {
$submitted_answer_status = 1;
$total_correct_answers++;
}
$container = array(
"question_id" => $quiz_question['id'],
'submitted_answer_status' => $submitted_answer_status,
"submitted_answers" => json_encode($submitted_answers),
"correct_answers" => json_encode($correct_answers),
);
array_push($submitted_quiz_info, $container);
}
$page_data['submitted_quiz_info'] = $submitted_quiz_info;
$page_data['total_correct_answers'] = $total_correct_answers;
$page_data['total_questions'] = count($quiz_questions);
$this->load->view('lessons/quiz_result', $page_data);
}
public function save_course_progress_get() {
$response = array();
if (isset($_GET['auth_token']) && !empty($_GET['auth_token'])) {
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
$response = $this->api_model->save_course_progress_get($logged_in_user_details['user_id']);
}else{
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
//Upload user image
public function upload_user_image_post() {
$response = array();
if (isset($_POST['auth_token']) && !empty($_POST['auth_token'])) {
$auth_token = $_POST['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
move_uploaded_file($_FILES['file']['tmp_name'], 'uploads/user_image/'.$logged_in_user_details['user_id'].'.jpg');
$response['status'] = 'success';
}
}else{
$response['status'] = 'failed';
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// update user data
public function update_userdata_post() {
$response = array();
if (isset($_POST['auth_token']) && !empty($_POST['auth_token'])) {
$auth_token = $_POST['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->update_userdata_post($logged_in_user_details['user_id']);
}
}else{
$response['status'] = 'failed';
$response['error_reason'] = get_phrase('unauthorized_login');
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// password reset
public function update_password_post() {
$response = array();
if (isset($_POST['auth_token']) && !empty($_POST['auth_token'])) {
$auth_token = $_POST['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
if ($logged_in_user_details['user_id'] > 0) {
$response = $this->api_model->update_password_post($logged_in_user_details['user_id']);
}
}else{
$response['status'] = 'failed';
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// Get user data
public function userdata_get() {
$response = array();
if (isset($_GET['auth_token']) && !empty($_GET['auth_token'])) {
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
$response = $this->api_model->userdata_get($logged_in_user_details['user_id']);
$response['status'] = 'success';
}else{
$response['status'] = 'failed';
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
// check whether certificate addon is installed and get certificate
public function certificate_addon_get() {
$response = array();
if (isset($_GET['auth_token']) && !empty($_GET['auth_token'])) {
$auth_token = $_GET['auth_token'];
$logged_in_user_details = json_decode($this->token_data_get($auth_token), true);
$user_id = $logged_in_user_details['user_id'];
$course_id = $_GET['course_id'];
$response = $this->api_model->certificate_addon_get($user_id, $course_id);
}else{
$response['status'] = 'failed';
}
return $this->set_response($response, REST_Controller::HTTP_OK);
}
/////////// Generating Token and put user data into token ///////////
public function LoginToken_get()
{
$tokenData['user_id'] = '1';
$tokenData['role'] = 'admin';
$tokenData['first_name'] = 'Al';
$tokenData['last_name'] = 'Mobin';
$tokenData['phone'] = '+8801921040960';
$jwtToken = $this->tokenHandler->GenerateToken($tokenData);
$token = $jwtToken;
echo json_encode(array('Token'=>$jwtToken));
}
//////// get data from token ////////////
public function GetTokenData()
{
$received_Token = $this->input->request_headers('Authorization');
if (isset($received_Token['Token'])) {
try
{
$jwtData = $this->tokenHandler->DecodeToken($received_Token['Token']);
return json_encode($jwtData);
}
catch (Exception $e)
{
http_response_code('401');
echo json_encode(array( "status" => false, "message" => $e->getMessage()));
exit;
}
}else{
echo json_encode(array( "status" => false, "message" => "Invalid Token"));
}
}
public function token_data_get($auth_token)
{
//$received_Token = $this->input->request_headers('Authorization');
if (isset($auth_token)) {
try
{
$jwtData = $this->tokenHandler->DecodeToken($auth_token);
return json_encode($jwtData);
}
catch (Exception $e)
{
echo 'catch';
http_response_code('401');
echo json_encode(array( "status" => false, "message" => $e->getMessage()));
exit;
}
}else{
echo json_encode(array( "status" => false, "message" => "Invalid Token"));
}
}
}
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