Addons.php
4 years ago
Admin.php
4 years ago
Ajax.php
4 years ago
Announcements.php
4 years ago
Assets.php
4 years ago
Backend_Page_Trait.php
4 years ago
Course.php
4 years ago
Course_Filter.php
4 years ago
Course_List.php
4 years ago
Course_Settings_Tabs.php
4 years ago
Course_Widget.php
4 years ago
Custom_Validation.php
5 years ago
Dashboard.php
4 years ago
FormHandler.php
4 years ago
Frontend.php
4 years ago
Gutenberg.php
4 years ago
Instructor.php
4 years ago
Instructors_List.php
4 years ago
Lesson.php
4 years ago
Options_V2.php
4 years ago
Post_types.php
4 years ago
Private_Course_Access.php
4 years ago
Q_and_A.php
4 years ago
Question_Answers_List.php
4 years ago
Quiz.php
4 years ago
Quiz_Attempts_List.php
4 years ago
RestAPI.php
4 years ago
Reviews.php
4 years ago
Rewrite_Rules.php
4 years ago
Shortcode.php
4 years ago
Student.php
4 years ago
Students_List.php
4 years ago
Taxonomies.php
4 years ago
Template.php
4 years ago
Theme_Compatibility.php
5 years ago
Tools.php
4 years ago
Tools_V2.php
4 years ago
Tutor.php
4 years ago
TutorEDD.php
4 years ago
Tutor_Base.php
5 years ago
Tutor_List_Table.php
4 years ago
Tutor_Setup.php
4 years ago
Upgrader.php
4 years ago
User.php
4 years ago
Utils.php
4 years ago
Video_Stream.php
4 years ago
Withdraw.php
4 years ago
Withdraw_Requests_List.php
4 years ago
WooCommerce.php
4 years ago
Course.php
1294 lines
| 1 | <?php |
| 2 | namespace TUTOR; |
| 3 | |
| 4 | if ( ! defined( 'ABSPATH' ) ) { |
| 5 | exit; |
| 6 | } |
| 7 | |
| 8 | class Course extends Tutor_Base { |
| 9 | |
| 10 | private $additional_meta=array( |
| 11 | '_tutor_enable_qa', |
| 12 | '_tutor_is_public_course' |
| 13 | ); |
| 14 | |
| 15 | public function __construct() { |
| 16 | parent::__construct(); |
| 17 | |
| 18 | add_action('add_meta_boxes', array($this, 'register_meta_box') ); |
| 19 | add_action('save_post_'.$this->course_post_type, array($this, 'save_course_meta'), 10, 2); |
| 20 | add_action('wp_ajax_tutor_save_topic', array($this, 'tutor_save_topic')); |
| 21 | |
| 22 | //Add Column |
| 23 | add_filter( "manage_{$this->course_post_type}_posts_columns", array($this, 'add_column'), 10,1 ); |
| 24 | add_action( "manage_{$this->course_post_type}_posts_custom_column" , array($this, 'custom_lesson_column'), 10, 2 ); |
| 25 | |
| 26 | add_action('wp_ajax_tutor_delete_topic', array($this, 'tutor_delete_topic')); |
| 27 | add_action('admin_action_tutor_delete_announcement', array($this, 'tutor_delete_announcement')); |
| 28 | |
| 29 | // Frontend Action |
| 30 | add_action( 'template_redirect', array( $this, 'enroll_now' ) ); |
| 31 | add_action( 'init', array( $this, 'mark_course_complete' ) ); |
| 32 | |
| 33 | /** |
| 34 | * Frontend Dashboard |
| 35 | */ |
| 36 | add_action( 'wp_ajax_tutor_delete_dashboard_course', array( $this, 'tutor_delete_dashboard_course' ) ); |
| 37 | |
| 38 | /** |
| 39 | * Gutenberg author support |
| 40 | */ |
| 41 | add_filter( 'wp_insert_post_data', array( $this, 'tutor_add_gutenberg_author' ), '99', 2 ); |
| 42 | |
| 43 | /** |
| 44 | * Frontend metabox supports for course builder |
| 45 | * |
| 46 | * @since v.1.3.4 |
| 47 | */ |
| 48 | add_action( 'tutor/dashboard_course_builder_form_field_after', array( $this, 'register_meta_box_in_frontend' ) ); |
| 49 | |
| 50 | /** |
| 51 | * Do Stuff for the course save from frontend |
| 52 | */ |
| 53 | add_action( 'save_tutor_course', array( $this, 'attach_product_with_course' ), 10, 2 ); |
| 54 | |
| 55 | /** |
| 56 | * Add course level to course settings |
| 57 | * |
| 58 | * @since v.1.4.1 |
| 59 | */ |
| 60 | add_filter( 'tutor_course_settings_tabs', array($this, 'add_course_level_to_settings')); |
| 61 | |
| 62 | /** |
| 63 | * Enable Disable Course Details Page Feature |
| 64 | * |
| 65 | * @since v.1.4.8 |
| 66 | */ |
| 67 | $this->course_elements_enable_disable(); |
| 68 | |
| 69 | /** |
| 70 | * @since v.1.4.8 |
| 71 | * Check if course starting, set meta if starting |
| 72 | */ |
| 73 | add_action( 'tutor_lesson_load_before', array( $this, 'tutor_lesson_load_before' ) ); |
| 74 | |
| 75 | /** |
| 76 | * @since v.1.4.9 |
| 77 | * Filter product in shop page |
| 78 | */ |
| 79 | $this->filter_product_in_shop_page(); |
| 80 | |
| 81 | /** |
| 82 | * Remove the course price if enrolled |
| 83 | * @since 1.5.8 |
| 84 | */ |
| 85 | add_filter('tutor_course_price', array($this, 'remove_price_if_enrolled')); |
| 86 | |
| 87 | /** |
| 88 | * Remove course complete button if course completion is strict mode |
| 89 | * @since v.1.6.1 |
| 90 | */ |
| 91 | add_filter('tutor_course/single/complete_form', array($this, 'tutor_lms_hide_course_complete_btn')); |
| 92 | add_filter('get_gradebook_generate_form_html', array($this, 'get_generate_greadbook')); |
| 93 | |
| 94 | /** |
| 95 | * Add social share content in header |
| 96 | * @since v.1.6.3 |
| 97 | */ |
| 98 | add_action('wp_head', array($this, 'social_share_content')); |
| 99 | |
| 100 | /** |
| 101 | * Delete course data after deleted course |
| 102 | * @since v.1.6.6 |
| 103 | */ |
| 104 | add_action('deleted_post', array($this, 'delete_tutor_course_data')); |
| 105 | |
| 106 | /** |
| 107 | * Delete course data after deleted course |
| 108 | * |
| 109 | * @since v.1.8.2 |
| 110 | */ |
| 111 | add_action( 'before_delete_post', array( $this, 'delete_associated_enrollment' ) ); |
| 112 | |
| 113 | /** |
| 114 | * Show only own uploads in media library if user is instructor |
| 115 | * |
| 116 | * @since v1.8.9 |
| 117 | */ |
| 118 | add_filter( 'posts_where', array( $this, 'restrict_media' ) ); |
| 119 | |
| 120 | /** |
| 121 | * Restrict new enrol/purchase button if course member limit reached |
| 122 | * |
| 123 | * @since v1.9.0 |
| 124 | */ |
| 125 | add_filter( 'tutor_course_restrict_new_entry', array( $this, 'restrict_new_student_entry' ) ); |
| 126 | |
| 127 | /** |
| 128 | * Reset course progress on retake |
| 129 | * |
| 130 | * @since v1.9.5 |
| 131 | */ |
| 132 | add_action( 'wp_ajax_tutor_reset_course_progress', array( $this, 'tutor_reset_course_progress' ) ); |
| 133 | |
| 134 | /** |
| 135 | * Popup for review |
| 136 | * |
| 137 | * @since v1.9.7 |
| 138 | */ |
| 139 | add_action( 'wp_footer', array( $this, 'popup_review_form' ) ); |
| 140 | |
| 141 | /** |
| 142 | * Do enroll after login if guest take enroll attempt |
| 143 | * |
| 144 | * @since 1.9.8 |
| 145 | */ |
| 146 | add_action( 'tutor_do_enroll_after_login_if_attempt', array( $this, 'enroll_after_login_if_attempt' ), 10, 1 ); |
| 147 | |
| 148 | add_action( 'wp_ajax_tutor_update_course_content_parent', array($this, 'tutor_update_course_content_parent') ); |
| 149 | } |
| 150 | |
| 151 | public function tutor_update_course_content_parent() { |
| 152 | tutor_utils()->checking_nonce(); |
| 153 | |
| 154 | $topic_id = (int)tutor_utils()->array_get('parent_topic_id', $_POST); |
| 155 | $content_id = (int)tutor_utils()->array_get('content_id', $_POST); |
| 156 | |
| 157 | if(!tutor_utils()->can_user_manage('topic', $topic_id)) { |
| 158 | wp_send_json_success(array('message' => __('Access Denied!', 'tutor'))); |
| 159 | exit; |
| 160 | } |
| 161 | |
| 162 | // Update the parent topic id of the content |
| 163 | global $wpdb; |
| 164 | $wpdb->update($wpdb->posts, array( 'post_parent' => $topic_id ), array( 'ID' => $content_id )); |
| 165 | |
| 166 | wp_send_json_success(); |
| 167 | } |
| 168 | |
| 169 | public function restrict_new_student_entry($content) { |
| 170 | |
| 171 | if(!tutor_utils()->is_course_fully_booked()) { |
| 172 | // No restriction if not fully booked |
| 173 | return $content; |
| 174 | } |
| 175 | |
| 176 | return '<div class="list-item-booking booking-full tutor-d-flex tutor-align-items-center"><div class="booking-progress tutor-d-flex"><span class="tutor-icon-24 tutor-mr-4 tutor-color-design-warning tutor-icon-circle-outline-info-filled"></span></div><div class="tutor-fs-7 tutor-fw-medium tutor-color-black">Fully Booked</div></div>'; |
| 177 | } |
| 178 | |
| 179 | function restrict_media( $where ) { |
| 180 | |
| 181 | if ( isset( $_POST['action'] ) && $_POST['action'] == 'query-attachments' && tutor_utils()->is_instructor() ) { |
| 182 | if ( ! tutor_utils()->has_user_role( array( 'administrator', 'editor' ) ) ) { |
| 183 | $where .= ' AND post_author=' . get_current_user_id(); |
| 184 | } |
| 185 | } |
| 186 | |
| 187 | return $where; |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * Registering metabox |
| 192 | */ |
| 193 | public function register_meta_box(){ |
| 194 | $coursePostType = tutor()->course_post_type; |
| 195 | |
| 196 | add_meta_box( 'tutor-course-topics', __( 'Course Builder', 'tutor' ), array($this, 'course_meta_box'), $coursePostType ); |
| 197 | add_meta_box( 'tutor-course-additional-data', __( 'Additional Data', 'tutor' ), array($this, 'course_additional_data_meta_box'), $coursePostType ); |
| 198 | add_meta_box( 'tutor-course-videos', __( 'Video', 'tutor' ), array($this, 'video_metabox'), $coursePostType ); |
| 199 | } |
| 200 | |
| 201 | public function course_meta_box( $echo = true ) { |
| 202 | ob_start(); |
| 203 | include tutor()->path . 'views/metabox/course-topics.php'; |
| 204 | $content = ob_get_clean(); |
| 205 | |
| 206 | if ( $echo ) { |
| 207 | // echo tutor_kses_html( $content ); Doesn't support SVG. It is restored in version 2 and we've got rid of SVG and used icon font instead. |
| 208 | echo $content; |
| 209 | } else { |
| 210 | return $content; |
| 211 | } |
| 212 | } |
| 213 | |
| 214 | public function course_additional_data_meta_box( $echo = true ) { |
| 215 | |
| 216 | ob_start(); |
| 217 | include tutor()->path . 'views/metabox/course-additional-data.php'; |
| 218 | $content = ob_get_clean(); |
| 219 | |
| 220 | if ( $echo ) { |
| 221 | echo tutor_kses_html( $content ); |
| 222 | } else { |
| 223 | return $content; |
| 224 | } |
| 225 | } |
| 226 | |
| 227 | public function video_metabox( $echo = true ) { |
| 228 | ob_start(); |
| 229 | include tutor()->path . 'views/metabox/video-metabox.php'; |
| 230 | $content = ob_get_clean(); |
| 231 | |
| 232 | if ( $echo ) { |
| 233 | echo tutor_kses_html( $content ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped |
| 234 | } else { |
| 235 | return $content; |
| 236 | } |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * Register metabox in course builder tutor |
| 241 | * |
| 242 | * @since v.1.3.4 |
| 243 | */ |
| 244 | public function register_meta_box_in_frontend(){ |
| 245 | global $post; |
| 246 | |
| 247 | do_action('tutor_course_builder_metabox_before', get_the_ID()); |
| 248 | |
| 249 | course_builder_section_wrap($this->video_metabox($echo = false), __( 'Video', 'tutor' ) ); |
| 250 | do_action('tutor/frontend_course_edit/after/video', $post); |
| 251 | |
| 252 | course_builder_section_wrap($this->course_meta_box($echo = false), __( 'Course Builder', 'tutor' ) ); |
| 253 | do_action('tutor/frontend_course_edit/after/course_builder', $post); |
| 254 | |
| 255 | course_builder_section_wrap($this->course_additional_data_meta_box($echo = false), __( 'Additional Data', 'tutor' ) ); |
| 256 | do_action('tutor/frontend_course_edit/after/additional_data', $post); |
| 257 | |
| 258 | do_action('tutor_course_builder_metabox_after', get_the_ID()); |
| 259 | } |
| 260 | |
| 261 | /** |
| 262 | * @param $post_ID |
| 263 | * |
| 264 | * Insert Topic and attached it with Course |
| 265 | */ |
| 266 | public function save_course_meta( $post_ID, $post ) { |
| 267 | global $wpdb; |
| 268 | |
| 269 | do_action( 'tutor_save_course', $post_ID, $post ); |
| 270 | |
| 271 | /** |
| 272 | * Save course price type |
| 273 | */ |
| 274 | $price_type = tutor_utils()->array_get('tutor_course_price_type', $_POST); |
| 275 | if ($price_type){ |
| 276 | update_post_meta($post_ID, '_tutor_course_price_type', $price_type); |
| 277 | } |
| 278 | |
| 279 | //Course Duration |
| 280 | if ( ! empty($_POST['course_duration'])){ |
| 281 | $video = tutor_utils()->sanitize_array($_POST['course_duration']); |
| 282 | update_post_meta($post_ID, '_course_duration', $video); |
| 283 | } |
| 284 | |
| 285 | if ( ! empty($_POST['_tutor_course_level'])){ |
| 286 | $course_level = sanitize_text_field($_POST['_tutor_course_level']); |
| 287 | update_post_meta($post_ID, '_tutor_course_level', $course_level); |
| 288 | } |
| 289 | |
| 290 | $additional_data_edit = tutor_utils()->avalue_dot('_tutor_course_additional_data_edit', $_POST); |
| 291 | if ($additional_data_edit) { |
| 292 | if (!empty($_POST['course_benefits'])) { |
| 293 | $course_benefits = wp_kses_post($_POST['course_benefits']); |
| 294 | update_post_meta($post_ID, '_tutor_course_benefits', $course_benefits); |
| 295 | } else { |
| 296 | delete_post_meta( $post_ID, '_tutor_course_benefits' ); |
| 297 | } |
| 298 | |
| 299 | if ( ! empty( $_POST['course_requirements'] ) ) { |
| 300 | $requirements = wp_kses_post( $_POST['course_requirements'] ); |
| 301 | update_post_meta( $post_ID, '_tutor_course_requirements', $requirements ); |
| 302 | } else { |
| 303 | delete_post_meta( $post_ID, '_tutor_course_requirements' ); |
| 304 | } |
| 305 | |
| 306 | if ( ! empty( $_POST['course_target_audience'] ) ) { |
| 307 | $target_audience = wp_kses_post( $_POST['course_target_audience'] ); |
| 308 | update_post_meta( $post_ID, '_tutor_course_target_audience', $target_audience ); |
| 309 | } else { |
| 310 | delete_post_meta( $post_ID, '_tutor_course_target_audience' ); |
| 311 | } |
| 312 | |
| 313 | if ( ! empty( $_POST['course_material_includes'] ) ) { |
| 314 | $material_includes = wp_kses_post( $_POST['course_material_includes'] ); |
| 315 | update_post_meta( $post_ID, '_tutor_course_material_includes', $material_includes ); |
| 316 | } else { |
| 317 | delete_post_meta( $post_ID, '_tutor_course_material_includes' ); |
| 318 | } |
| 319 | } |
| 320 | |
| 321 | /** |
| 322 | * Sorting Topics and lesson |
| 323 | */ |
| 324 | if ( ! empty( $_POST['tutor_topics_lessons_sorting'] ) ) { |
| 325 | $new_order = sanitize_text_field( stripslashes( $_POST['tutor_topics_lessons_sorting'] ) ); |
| 326 | $order = json_decode( $new_order, true ); |
| 327 | |
| 328 | if ( is_array( $order ) && count( $order ) ) { |
| 329 | $i = 0; |
| 330 | foreach ( $order as $topic ) { |
| 331 | $i++; |
| 332 | $wpdb->update( |
| 333 | $wpdb->posts, |
| 334 | array( 'menu_order' => $i ), |
| 335 | array( 'ID' => $topic['topic_id'] ) |
| 336 | ); |
| 337 | |
| 338 | /** |
| 339 | * Removing All lesson with topic |
| 340 | */ |
| 341 | |
| 342 | $wpdb->update( |
| 343 | $wpdb->posts, |
| 344 | array( 'post_parent' => 0 ), |
| 345 | array( 'post_parent' => $topic['topic_id'] ) |
| 346 | ); |
| 347 | |
| 348 | /** |
| 349 | * Lesson Attaching with topic ID |
| 350 | * sorting lesson |
| 351 | */ |
| 352 | if ( isset( $topic['lesson_ids'] ) ) { |
| 353 | $lesson_ids = $topic['lesson_ids']; |
| 354 | } else { |
| 355 | $lesson_ids = array(); |
| 356 | } |
| 357 | if ( count( $lesson_ids ) ) { |
| 358 | foreach ( $lesson_ids as $lesson_key => $lesson_id ) { |
| 359 | $wpdb->update( |
| 360 | $wpdb->posts, |
| 361 | array( |
| 362 | 'post_parent' => $topic['topic_id'], |
| 363 | 'menu_order' => $lesson_key, |
| 364 | ), |
| 365 | array( 'ID' => $lesson_id ) |
| 366 | ); |
| 367 | } |
| 368 | } |
| 369 | } |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | if ( $additional_data_edit ) { |
| 374 | if ( ! empty( $_POST['video']['source'] ) ) { // Video |
| 375 | $video = tutor_utils()->array_get( 'video', $_POST ); |
| 376 | update_post_meta( $post_ID, '_video', $video ); |
| 377 | } else { |
| 378 | delete_post_meta( $post_ID, '_video' ); |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | /** |
| 383 | * Adding author to instructor automatically |
| 384 | */ |
| 385 | |
| 386 | $author_id = $post->post_author; |
| 387 | $attached = (int) $wpdb->get_var( |
| 388 | $wpdb->prepare( |
| 389 | "SELECT COUNT(umeta_id) FROM {$wpdb->usermeta} |
| 390 | WHERE user_id = %d AND meta_key = '_tutor_instructor_course_id' AND meta_value = %d ", |
| 391 | $author_id, |
| 392 | $post_ID |
| 393 | ) |
| 394 | ); |
| 395 | |
| 396 | if ( ! $attached ) { |
| 397 | add_user_meta( $author_id, '_tutor_instructor_course_id', $post_ID ); |
| 398 | } |
| 399 | |
| 400 | /** |
| 401 | * Disable question and answer for this course |
| 402 | * |
| 403 | * @since 1.7.0 |
| 404 | */ |
| 405 | if ( $additional_data_edit ) { |
| 406 | foreach ( $this->additional_meta as $key ) { |
| 407 | update_post_meta( $post_ID, $key, ( isset( $_POST[ $key ] ) ? 'yes' : 'no' ) ); |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | do_action( 'tutor_save_course_after', $post_ID, $post ); |
| 412 | } |
| 413 | |
| 414 | /** |
| 415 | * Tutor add course topic |
| 416 | */ |
| 417 | public function tutor_save_topic(){ |
| 418 | tutor_utils()->checking_nonce(); |
| 419 | |
| 420 | // Check required fields |
| 421 | if (empty($_POST['topic_title']) ) { |
| 422 | wp_send_json_error(array('message' => __('Topic title is required!', 'tutor'))); |
| 423 | } |
| 424 | |
| 425 | // Gather parameters |
| 426 | $course_id = (int) tutor_utils()->avalue_dot('topic_course_id', $_POST); |
| 427 | $topic_id = (int) tutor_utils()->avalue_dot('topic_id', $_POST); |
| 428 | $topic_title = sanitize_text_field( $_POST['topic_title'] ); |
| 429 | $topic_summery = wp_kses_post( $_POST['topic_summery'] ); |
| 430 | $next_topic_order_id = tutor_utils()->get_next_topic_order_id($course_id); |
| 431 | |
| 432 | // Validate if user can manage the topic |
| 433 | if(!tutor_utils()->can_user_manage('course', $course_id) || ($topic_id && !tutor_utils()->can_user_manage('topic', $topic_id))) { |
| 434 | wp_send_json_error( array('message'=>__('Access Denied', 'tutor')) ); |
| 435 | } |
| 436 | |
| 437 | // Create payload to create/update the topic |
| 438 | $post_arr = array( |
| 439 | 'post_type' => 'topics', |
| 440 | 'post_title' => $topic_title, |
| 441 | 'post_content' => $topic_summery, |
| 442 | 'post_status' => 'publish', |
| 443 | 'post_author' => get_current_user_id(), |
| 444 | 'post_parent' => $course_id, |
| 445 | 'menu_order' => $next_topic_order_id, |
| 446 | ); |
| 447 | $topic_id ? $post_arr['ID']=$topic_id : 0; |
| 448 | $current_topic_id = wp_insert_post( $post_arr ); |
| 449 | |
| 450 | ob_start(); |
| 451 | include tutor()->path.'views/metabox/course-contents.php'; |
| 452 | |
| 453 | wp_send_json_success(array( |
| 454 | 'topic_title' => $topic_title, |
| 455 | 'course_contents' => ob_get_clean() |
| 456 | )); |
| 457 | } |
| 458 | |
| 459 | /** |
| 460 | * @param $columns |
| 461 | * |
| 462 | * @return mixed |
| 463 | * |
| 464 | * Add Lesson column |
| 465 | */ |
| 466 | public function add_column( $columns ) { |
| 467 | $date_col = $columns['date']; |
| 468 | unset( $columns['date'] ); |
| 469 | $columns['lessons'] = __( 'Lessons', 'tutor' ); |
| 470 | $columns['students'] = __( 'Students', 'tutor' ); |
| 471 | $columns['price'] = __( 'Price', 'tutor' ); |
| 472 | $columns['date'] = $date_col; |
| 473 | |
| 474 | return $columns; |
| 475 | } |
| 476 | |
| 477 | /** |
| 478 | * @param $column |
| 479 | * @param $post_id |
| 480 | */ |
| 481 | public function custom_lesson_column( $column, $post_id ) { |
| 482 | if ( $column === 'lessons' ) { |
| 483 | echo tutor_utils()->get_lesson_count_by_course( $post_id ); |
| 484 | } |
| 485 | |
| 486 | if ( $column === 'students' ) { |
| 487 | echo tutor_utils()->count_enrolled_users_by_course( $post_id ); |
| 488 | } |
| 489 | |
| 490 | if ( $column === 'price' ) { |
| 491 | $price = tutor_utils()->get_course_price( $post_id ); |
| 492 | if ( $price ) { |
| 493 | $monetize_by = tutils()->get_option( 'monetize_by' ); |
| 494 | if ( function_exists( 'wc_price' ) && $monetize_by === 'wc' ) { |
| 495 | echo '<span class="tutor-label-success">' . wc_price( $price ) . '</span>'; |
| 496 | } else { |
| 497 | echo '<span class="tutor-label-success">' . $price . '</span>'; |
| 498 | } |
| 499 | } else { |
| 500 | echo apply_filters( 'tutor-loop-default-price', __( 'free', 'tutor' ) ); |
| 501 | } |
| 502 | } |
| 503 | } |
| 504 | |
| 505 | |
| 506 | public function tutor_delete_topic() { |
| 507 | |
| 508 | tutor_utils()->checking_nonce(); |
| 509 | |
| 510 | global $wpdb; |
| 511 | $topic_id = sanitize_text_field(!empty($_POST['topic_id']) ? $_POST['topic_id'] : ''); |
| 512 | |
| 513 | if(!$topic_id || !is_numeric($topic_id) || !tutor_utils()->can_user_manage('topic', $topic_id)) { |
| 514 | wp_send_json_error(array('message' => 'Access Forbidden')); |
| 515 | } |
| 516 | |
| 517 | // Assign course ID to orphan content IDs since the topic will be deleted. |
| 518 | $course_id = tutor_utils()->get_course_id_by('topic', $topic_id); |
| 519 | $content_ids = tutor_utils()->get_course_content_ids_by(null, 'topic', $topic_id); |
| 520 | foreach($content_ids as $content_id) { |
| 521 | update_post_meta( $content_id, '_tutor_course_id_for_lesson', $course_id ); |
| 522 | // Actually all kind of contents. |
| 523 | // This keyword '_tutor_course_id_for_lesson' used just to support backward compatibillity |
| 524 | } |
| 525 | |
| 526 | // Set contents under the topic orphan |
| 527 | $wpdb->update($wpdb->posts, array('post_parent' => 0), array('post_parent' => $topic_id)); |
| 528 | |
| 529 | // Then delete the topic from database |
| 530 | $wpdb->delete($wpdb->postmeta, array('post_id' => $topic_id)); |
| 531 | wp_delete_post($topic_id); |
| 532 | |
| 533 | wp_send_json_success(); |
| 534 | } |
| 535 | |
| 536 | public function tutor_delete_announcement() { |
| 537 | tutor_utils()->checking_nonce( 'get' ); |
| 538 | |
| 539 | $announcement_id = (int) $_GET['topic_id']; |
| 540 | |
| 541 | wp_delete_post( $announcement_id ); |
| 542 | wp_safe_redirect( wp_get_referer() ); |
| 543 | } |
| 544 | |
| 545 | public function enroll_now() { |
| 546 | |
| 547 | // Checking if action comes from Enroll form |
| 548 | if ( tutor_utils()->array_get( 'tutor_course_action', tutor_sanitize_data($_POST) ) !== '_tutor_course_enroll_now' || ! isset( $_POST['tutor_course_id'] ) ) { |
| 549 | return; |
| 550 | } |
| 551 | |
| 552 | //Checking Nonce |
| 553 | tutor_utils()->checking_nonce(); |
| 554 | |
| 555 | $user_id = get_current_user_id(); |
| 556 | if ( ! $user_id ) { |
| 557 | exit( __( 'Please Sign In first', 'tutor' ) ); |
| 558 | } |
| 559 | |
| 560 | $course_id = (int) $_POST['tutor_course_id']; |
| 561 | $user_id = get_current_user_id(); |
| 562 | |
| 563 | /** |
| 564 | * TODO: need to check purchase information |
| 565 | */ |
| 566 | |
| 567 | $is_purchasable = tutor_utils()->is_course_purchasable( $course_id ); |
| 568 | |
| 569 | /** |
| 570 | * If is is not purchasable, it's free, and enroll right now |
| 571 | * |
| 572 | * if purchasable, then process purchase. |
| 573 | * |
| 574 | * @since: v.1.0.0 |
| 575 | */ |
| 576 | if ( $is_purchasable ) { |
| 577 | // process purchase |
| 578 | |
| 579 | } else { |
| 580 | // Free enroll |
| 581 | tutor_utils()->do_enroll( $course_id ); |
| 582 | } |
| 583 | |
| 584 | $referer_url = wp_get_referer(); |
| 585 | wp_redirect( $referer_url ); |
| 586 | } |
| 587 | |
| 588 | /** |
| 589 | * |
| 590 | * Mark complete completed |
| 591 | * |
| 592 | * @since v.1.0.0 |
| 593 | */ |
| 594 | public function mark_course_complete() { |
| 595 | if ( ! isset( $_POST['tutor_action'] ) || $_POST['tutor_action'] !== 'tutor_complete_course' ) { |
| 596 | return; |
| 597 | } |
| 598 | // Checking nonce |
| 599 | tutor_utils()->checking_nonce(); |
| 600 | |
| 601 | $user_id = get_current_user_id(); |
| 602 | |
| 603 | // TODO: need to show view if not signed_in |
| 604 | if ( ! $user_id ) { |
| 605 | die( __( 'Please Sign-In', 'tutor' ) ); |
| 606 | } |
| 607 | |
| 608 | $course_id = (int) $_POST['course_id']; |
| 609 | |
| 610 | do_action( 'tutor_course_complete_before', $course_id ); |
| 611 | /** |
| 612 | * Marking course completed at Comment |
| 613 | */ |
| 614 | |
| 615 | global $wpdb; |
| 616 | |
| 617 | $date = date( 'Y-m-d H:i:s', tutor_time() ); |
| 618 | |
| 619 | // Making sure that, hash is unique |
| 620 | do { |
| 621 | $hash = substr( md5( wp_generate_password( 32 ) . $date . $course_id . $user_id ), 0, 16 ); |
| 622 | $hasHash = (int) $wpdb->get_var( |
| 623 | $wpdb->prepare( |
| 624 | "SELECT COUNT(comment_ID) from {$wpdb->comments} |
| 625 | WHERE comment_agent = 'TutorLMSPlugin' AND comment_type = 'course_completed' AND comment_content = %s ", |
| 626 | $hash |
| 627 | ) |
| 628 | ); |
| 629 | |
| 630 | } while ( $hasHash > 0 ); |
| 631 | |
| 632 | $data = array( |
| 633 | 'comment_post_ID' => $course_id, |
| 634 | 'comment_author' => $user_id, |
| 635 | 'comment_date' => $date, |
| 636 | 'comment_date_gmt' => get_gmt_from_date( $date ), |
| 637 | 'comment_content' => $hash, // Identification Hash |
| 638 | 'comment_approved' => 'approved', |
| 639 | 'comment_agent' => 'TutorLMSPlugin', |
| 640 | 'comment_type' => 'course_completed', |
| 641 | 'user_id' => $user_id, |
| 642 | ); |
| 643 | |
| 644 | $wpdb->insert( $wpdb->comments, $data ); |
| 645 | |
| 646 | do_action( 'tutor_course_complete_after', $course_id, $user_id ); |
| 647 | |
| 648 | $permalink = get_the_permalink( $course_id ); |
| 649 | |
| 650 | // Set temporary identifier to show review pop up |
| 651 | if(get_tutor_option( 'enable_course_review' )) { |
| 652 | $rating = tutor_utils()->get_course_rating_by_user($course_id, $user_id); |
| 653 | if(!$rating || (empty($rating->rating) && empty($rating->review))) { |
| 654 | update_option( 'tutor_course_complete_popup_'.$user_id, array( |
| 655 | 'course_id' => $course_id, |
| 656 | 'course_url' => $permalink, |
| 657 | 'expires' => time()+10 |
| 658 | )); |
| 659 | } |
| 660 | } |
| 661 | |
| 662 | wp_redirect( $permalink ); |
| 663 | exit; |
| 664 | } |
| 665 | |
| 666 | public function popup_review_form() { |
| 667 | if ( is_user_logged_in() ) { |
| 668 | $key = 'tutor_course_complete_popup_' . get_current_user_id(); |
| 669 | $popup = get_option( $key ); |
| 670 | |
| 671 | if ( is_array( $popup ) ) { |
| 672 | |
| 673 | if ( $popup['expires'] > time() ) { |
| 674 | $course_id = $popup['course_id']; |
| 675 | include tutor()->path . 'views/modal/review.php'; |
| 676 | } |
| 677 | |
| 678 | delete_option( $key ); |
| 679 | } |
| 680 | } |
| 681 | } |
| 682 | |
| 683 | public function tutor_delete_dashboard_course(){ |
| 684 | tutor_utils()->checking_nonce(); |
| 685 | |
| 686 | $course_id = intval(sanitize_text_field($_POST['course_id'])); |
| 687 | if(!tutor_utils()->can_user_manage('course', $course_id)) { |
| 688 | wp_send_json_error( array('message'=>__('Access Denied', 'tutor')) ); |
| 689 | } |
| 690 | |
| 691 | wp_delete_post($course_id, true); |
| 692 | wp_send_json_success(); |
| 693 | } |
| 694 | |
| 695 | |
| 696 | public function tutor_add_gutenberg_author( $data, $postarr ) { |
| 697 | global $wpdb; |
| 698 | |
| 699 | $courses_post_type = tutor()->course_post_type; |
| 700 | $post_type = tutor_utils()->array_get('post_type', $postarr); |
| 701 | |
| 702 | if ( $courses_post_type === $post_type ) { |
| 703 | $post_ID = (int) tutor_utils()->avalue_dot( 'ID', $postarr ); |
| 704 | $post_author = (int) $wpdb->get_var( $wpdb->prepare( "SELECT post_author FROM {$wpdb->posts} WHERE ID = %d ", $post_ID ) ); |
| 705 | |
| 706 | if ( $post_author > 0 ) { |
| 707 | $data['post_author'] = $post_author; |
| 708 | } else { |
| 709 | $data['post_author'] = get_current_user_id(); |
| 710 | } |
| 711 | } |
| 712 | |
| 713 | return $data; |
| 714 | } |
| 715 | |
| 716 | |
| 717 | /** |
| 718 | * @param $post_ID |
| 719 | * @param $postData |
| 720 | * |
| 721 | * Attach product during save course from the frontend course dashboard. |
| 722 | * |
| 723 | * @return string |
| 724 | * |
| 725 | * @since v.1.3.4 |
| 726 | */ |
| 727 | public function attach_product_with_course( $post_ID, $postData ) { |
| 728 | $attached_product_id = tutor_utils()->get_course_product_id( $post_ID ); |
| 729 | $course_price = sanitize_text_field( tutor_utils()->array_get( 'course_price', $_POST ) ); |
| 730 | |
| 731 | if ( ! $course_price){ |
| 732 | // Return if price not set or 0 |
| 733 | return; |
| 734 | } |
| 735 | |
| 736 | $monetize_by = tutor_utils()->get_option( 'monetize_by' ); |
| 737 | $course = get_post( $post_ID ); |
| 738 | |
| 739 | if ( $monetize_by === 'wc' ) { |
| 740 | |
| 741 | $is_update = false; |
| 742 | if ( $attached_product_id ) { |
| 743 | $wc_product = get_post_meta( $attached_product_id, '_product_version', true ); |
| 744 | if ( $wc_product ) { |
| 745 | $is_update = true; |
| 746 | } |
| 747 | } |
| 748 | |
| 749 | if ( $is_update ) { |
| 750 | $productObj = wc_get_product( $attached_product_id ); |
| 751 | $productObj->set_price( $course_price ); // set product price |
| 752 | $productObj->set_regular_price( $course_price ); // set product regular price |
| 753 | $productObj->set_sold_individually( true ); |
| 754 | $product_id = $productObj->save(); |
| 755 | if ( $productObj->is_type( 'subscription' ) ) { |
| 756 | update_post_meta( $attached_product_id, '_subscription_price', $course_price ); |
| 757 | } |
| 758 | } else { |
| 759 | $productObj = new \WC_Product(); |
| 760 | $productObj->set_name( $course->post_title ); |
| 761 | $productObj->set_status( 'publish' ); |
| 762 | $productObj->set_price( $course_price ); // set product price |
| 763 | $productObj->set_regular_price( $course_price ); // set product regular price |
| 764 | $productObj->set_sold_individually( true ); |
| 765 | |
| 766 | $product_id = $productObj->save(); |
| 767 | if ( $product_id ) { |
| 768 | update_post_meta( $post_ID, '_tutor_course_product_id', $product_id ); |
| 769 | // Mark product for woocommerce |
| 770 | update_post_meta( $product_id, '_virtual', 'yes' ); |
| 771 | update_post_meta( $product_id, '_tutor_product', 'yes' ); |
| 772 | |
| 773 | $coursePostThumbnail = get_post_meta( $post_ID, '_thumbnail_id', true ); |
| 774 | if ( $coursePostThumbnail ) { |
| 775 | set_post_thumbnail( $product_id, $coursePostThumbnail ); |
| 776 | } |
| 777 | } |
| 778 | } |
| 779 | } elseif ( $monetize_by === 'edd' ) { |
| 780 | |
| 781 | $is_update = false; |
| 782 | |
| 783 | if ( $attached_product_id ) { |
| 784 | $edd_price = get_post_meta( $attached_product_id, 'edd_price', true ); |
| 785 | if ( $edd_price ) { |
| 786 | $is_update = true; |
| 787 | } |
| 788 | } |
| 789 | |
| 790 | if ( $is_update ) { |
| 791 | // Update the product |
| 792 | update_post_meta( $attached_product_id, 'edd_price', $course_price ); |
| 793 | } else { |
| 794 | // Create new product |
| 795 | |
| 796 | $post_arr = array( |
| 797 | 'post_type' => 'download', |
| 798 | 'post_title' => $course->post_title, |
| 799 | 'post_status' => 'publish', |
| 800 | 'post_author' => get_current_user_id(), |
| 801 | ); |
| 802 | $download_id = wp_insert_post( $post_arr ); |
| 803 | if ( $download_id ) { |
| 804 | // edd_price |
| 805 | update_post_meta( $download_id, 'edd_price', $course_price ); |
| 806 | |
| 807 | update_post_meta( $post_ID, '_tutor_course_product_id', $download_id ); |
| 808 | // Mark product for EDD |
| 809 | update_post_meta( $download_id, '_tutor_product', 'yes' ); |
| 810 | |
| 811 | $coursePostThumbnail = get_post_meta( $post_ID, '_thumbnail_id', true ); |
| 812 | if ( $coursePostThumbnail ) { |
| 813 | set_post_thumbnail( $download_id, $coursePostThumbnail ); |
| 814 | } |
| 815 | } |
| 816 | } |
| 817 | } |
| 818 | } |
| 819 | |
| 820 | /** |
| 821 | * Add Course level to course settings |
| 822 | * |
| 823 | * @since v.1.4.1 |
| 824 | */ |
| 825 | public function add_course_level_to_settings($args){ |
| 826 | $course_id = get_the_ID(); |
| 827 | $levels = tutor_utils()->course_levels(); |
| 828 | $course_level = get_post_meta($course_id, '_tutor_course_level', true); |
| 829 | |
| 830 | $args['general']['fields']['_tutor_course_level'] = array( |
| 831 | 'type' => 'select', |
| 832 | 'label' => __('Difficulty Level', 'tutor'), |
| 833 | 'label_title'=> __('Enable', 'tutor'), |
| 834 | 'options' => $levels, |
| 835 | 'value' => $course_level ? $course_level : 'intermediate', |
| 836 | 'desc' => __('Course difficulty level', 'tutor'), |
| 837 | ); |
| 838 | |
| 839 | return $args; |
| 840 | } |
| 841 | |
| 842 | /** |
| 843 | * Check if course starting |
| 844 | * |
| 845 | * @since v.1.4.8 |
| 846 | */ |
| 847 | public function tutor_lesson_load_before(){ |
| 848 | $course_id = tutor_utils()->get_course_id_by_content(get_the_ID()); |
| 849 | $completed_lessons = tutor_utils()->get_completed_lesson_count_by_course($course_id); |
| 850 | if (is_user_logged_in()){ |
| 851 | $is_course_started = get_post_meta($course_id, '_tutor_course_started', true); |
| 852 | if ( ! $completed_lessons && ! $is_course_started){ |
| 853 | update_post_meta($course_id, '_tutor_course_started', tutor_time()); |
| 854 | do_action('tutor/course/started', $course_id); |
| 855 | } |
| 856 | } |
| 857 | } |
| 858 | |
| 859 | /** |
| 860 | * Add Course level to course settings |
| 861 | * |
| 862 | * @since v.1.4.8 |
| 863 | */ |
| 864 | public function course_elements_enable_disable(){ |
| 865 | add_filter('tutor_course/single/completing-progress-bar', array($this, 'enable_disable_course_progress_bar') ); |
| 866 | add_filter('tutor_course/single/material_includes', array($this, 'enable_disable_material_includes') ); |
| 867 | add_filter('tutor_course/single/content', array($this, 'enable_disable_course_content') ); |
| 868 | add_filter('tutor_course/single/benefits_html', array($this, 'enable_disable_course_benefits') ); |
| 869 | add_filter('tutor_course/single/requirements_html', array($this, 'enable_disable_course_requirements') ); |
| 870 | add_filter('tutor_course/single/audience_html', array($this, 'enable_disable_course_target_audience') ); |
| 871 | add_filter('tutor_course/single/nav_items', array($this, 'enable_disable_course_nav_items'), 999, 2 ); |
| 872 | } |
| 873 | |
| 874 | /** |
| 875 | * Enable disable course progress bar |
| 876 | * |
| 877 | * @since v.1.4.8 |
| 878 | */ |
| 879 | public function enable_disable_course_progress_bar($html){ |
| 880 | $disable_option = !(bool)tutor_utils()->get_option('enable_course_progress_bar', true, true); |
| 881 | if($disable_option){ |
| 882 | return ''; |
| 883 | } |
| 884 | return $html; |
| 885 | } |
| 886 | |
| 887 | /** |
| 888 | * Enable disable material includes |
| 889 | * |
| 890 | * @since v.1.4.8 |
| 891 | */ |
| 892 | public function enable_disable_material_includes($html){ |
| 893 | $disable_option = !(bool)get_tutor_option('enable_course_material', true, true); |
| 894 | if($disable_option){ |
| 895 | return ''; |
| 896 | } |
| 897 | return $html; |
| 898 | } |
| 899 | |
| 900 | /** |
| 901 | * Enable disable course content |
| 902 | * |
| 903 | * @since v.1.4.8 |
| 904 | */ |
| 905 | public function enable_disable_course_content($html){ |
| 906 | $disable_option = !(bool)tutor_utils()->get_option('enable_course_description', true, true); |
| 907 | if($disable_option){ |
| 908 | return ''; |
| 909 | } |
| 910 | return $html; |
| 911 | } |
| 912 | |
| 913 | /** |
| 914 | * Enable disable course benefits |
| 915 | * |
| 916 | * @since v.1.4.8 |
| 917 | */ |
| 918 | public function enable_disable_course_benefits($html){ |
| 919 | $disable_option = !(bool) tutor_utils()->get_option('enable_course_benefits', true, true); |
| 920 | if($disable_option){ |
| 921 | return ''; |
| 922 | } |
| 923 | return $html; |
| 924 | } |
| 925 | |
| 926 | /** |
| 927 | * Enable disable course requirements |
| 928 | * |
| 929 | * @since v.1.4.8 |
| 930 | */ |
| 931 | public function enable_disable_course_requirements($html){ |
| 932 | $disable_option = !(bool) tutor_utils()->get_option('enable_course_requirements', true, true); |
| 933 | if($disable_option){ |
| 934 | return ''; |
| 935 | } |
| 936 | return $html; |
| 937 | } |
| 938 | |
| 939 | /** |
| 940 | * Enable disable course target audience |
| 941 | * |
| 942 | * @since v.1.4.8 |
| 943 | */ |
| 944 | public function enable_disable_course_target_audience($html){ |
| 945 | $disable_option = !(bool) tutor_utils()->get_option('enable_course_target_audience', true, true); |
| 946 | if($disable_option){ |
| 947 | return ''; |
| 948 | } |
| 949 | return $html; |
| 950 | } |
| 951 | |
| 952 | /** |
| 953 | * Enable disable course nav items |
| 954 | * |
| 955 | * @since v.1.4.8 |
| 956 | */ |
| 957 | public function enable_disable_course_nav_items($items, $course_id){ |
| 958 | global $wp_query, $post; |
| 959 | $enable_q_and_a_on_course = (bool) get_tutor_option('enable_q_and_a_on_course'); |
| 960 | $disable_course_announcements = !(bool) tutor_utils()->get_option('enable_course_announcements', true, true); |
| 961 | $disable_qa_for_this_course = ($wp_query->is_single && !empty($post)) ? get_post_meta($post->ID, '_tutor_enable_qa', true)!='yes' : false; |
| 962 | |
| 963 | // Whether Q&A enabled |
| 964 | if(!$enable_q_and_a_on_course || $disable_qa_for_this_course) { |
| 965 | if(tutor_utils()->array_get('questions', $items)) { |
| 966 | unset($items['questions']); |
| 967 | } |
| 968 | } |
| 969 | |
| 970 | // Whether announcment enabled |
| 971 | if($disable_course_announcements){ |
| 972 | if(tutor_utils()->array_get('announcements', $items)) { |
| 973 | unset($items['announcements']); |
| 974 | } |
| 975 | } |
| 976 | |
| 977 | // Hide review section if disabled |
| 978 | if(!get_tutor_option('enable_course_review')) { |
| 979 | unset($items['reviews']); |
| 980 | } |
| 981 | |
| 982 | // Whether enrolment require |
| 983 | $is_enrolled = tutor_utils()->is_enrolled(); |
| 984 | |
| 985 | return array_filter($items, function($item) use($is_enrolled) { |
| 986 | if(isset($item['require_enrolment']) && $item['require_enrolment']) { |
| 987 | return $is_enrolled; |
| 988 | } |
| 989 | return true; |
| 990 | }); |
| 991 | } |
| 992 | |
| 993 | /** |
| 994 | * Filter product in shop page |
| 995 | * |
| 996 | * @since v.1.4.9 |
| 997 | */ |
| 998 | public function filter_product_in_shop_page() { |
| 999 | $hide_course_from_shop_page = (bool) get_tutor_option( 'hide_course_from_shop_page' ); |
| 1000 | if ( ! $hide_course_from_shop_page ) { |
| 1001 | return; |
| 1002 | } |
| 1003 | add_action( 'woocommerce_product_query', array( $this, 'filter_woocommerce_product_query' ) ); |
| 1004 | add_filter( 'edd_downloads_query', array( $this, 'filter_edd_downloads_query' ), 10, 2 ); |
| 1005 | add_action( 'pre_get_posts', array( $this, 'filter_archive_meta_query' ), 1 ); |
| 1006 | } |
| 1007 | |
| 1008 | /** |
| 1009 | * Tutor product meta query |
| 1010 | * |
| 1011 | * @since v.1.4.9 |
| 1012 | */ |
| 1013 | public function tutor_product_meta_query() { |
| 1014 | $meta_query = array( |
| 1015 | 'key' => '_tutor_product', |
| 1016 | 'compare' => 'NOT EXISTS', |
| 1017 | ); |
| 1018 | return $meta_query; |
| 1019 | } |
| 1020 | |
| 1021 | /** |
| 1022 | * Filter product in woocommerce shop page |
| 1023 | * |
| 1024 | * @since v.1.4.9 |
| 1025 | */ |
| 1026 | public function filter_woocommerce_product_query( $wp_query ) { |
| 1027 | $wp_query->set( 'meta_query', array( $this->tutor_product_meta_query() ) ); |
| 1028 | return $wp_query; |
| 1029 | } |
| 1030 | |
| 1031 | /** |
| 1032 | * Filter product in edd downloads shortcode page |
| 1033 | * |
| 1034 | * @since v.1.4.9 |
| 1035 | */ |
| 1036 | public function filter_edd_downloads_query( $query ) { |
| 1037 | $query['meta_query'][] = $this->tutor_product_meta_query(); |
| 1038 | return $query; |
| 1039 | } |
| 1040 | |
| 1041 | /** |
| 1042 | * Filter product in edd downloads archive page |
| 1043 | * |
| 1044 | * @since v.1.4.9 |
| 1045 | */ |
| 1046 | public function filter_archive_meta_query( $wp_query ) { |
| 1047 | if ( ! is_admin() && $wp_query->is_archive && $wp_query->get( 'post_type' ) === 'download' ) { |
| 1048 | $wp_query->set( 'meta_query', array( $this->tutor_product_meta_query() ) ); |
| 1049 | } |
| 1050 | return $wp_query; |
| 1051 | } |
| 1052 | |
| 1053 | /** |
| 1054 | * @param $html |
| 1055 | * @return string |
| 1056 | * |
| 1057 | * Removed course price if already enrolled at single course |
| 1058 | * |
| 1059 | * @since v.1.5.8 |
| 1060 | */ |
| 1061 | public function remove_price_if_enrolled($html){ |
| 1062 | $should_removed = apply_filters('should_remove_price_if_enrolled', true); |
| 1063 | |
| 1064 | if ($should_removed){ |
| 1065 | $course_id = get_the_ID(); |
| 1066 | $enrolled = tutor_utils()->is_enrolled($course_id); |
| 1067 | if ($enrolled){ |
| 1068 | $html = ''; |
| 1069 | } |
| 1070 | } |
| 1071 | return $html; |
| 1072 | } |
| 1073 | |
| 1074 | /** |
| 1075 | * @param $html |
| 1076 | * @return string |
| 1077 | * |
| 1078 | * Check if all lessons and quizzes done before mark course complete. |
| 1079 | */ |
| 1080 | function tutor_lms_hide_course_complete_btn($html){ |
| 1081 | |
| 1082 | $completion_mode = tutor_utils()->get_option('course_completion_process'); |
| 1083 | if ($completion_mode !== 'strict'){ |
| 1084 | return $html; |
| 1085 | } |
| 1086 | |
| 1087 | $completed_lesson = tutor_utils()->get_completed_lesson_count_by_course(); |
| 1088 | $lesson_count = tutor_utils()->get_lesson_count_by_course(); |
| 1089 | |
| 1090 | if ($completed_lesson < $lesson_count){ |
| 1091 | return '<div class="tutor-alert tutor-warning tutor-mt-28"> |
| 1092 | <div class="tutor-alert-text"> |
| 1093 | <span class="tutor-alert-icon tutor-icon-34 tutor-icon-circle-outline-info-filled tutor-mr-12"></span> |
| 1094 | <span>'.__('Complete all lessons to mark this course as complete', 'tutor').'</span> |
| 1095 | </div> |
| 1096 | </div>'; |
| 1097 | } |
| 1098 | |
| 1099 | $quizzes = array(); |
| 1100 | |
| 1101 | $course_contents = tutor_utils()->get_course_contents_by_id(); |
| 1102 | if (tutor_utils()->count($course_contents)){ |
| 1103 | foreach ($course_contents as $content){ |
| 1104 | if ($content->post_type === 'tutor_quiz'){ |
| 1105 | $quizzes[] = $content; |
| 1106 | } |
| 1107 | } |
| 1108 | } |
| 1109 | |
| 1110 | $is_pass = true; |
| 1111 | $required_quiz_pass = 0; |
| 1112 | |
| 1113 | if (tutor_utils()->count($quizzes)){ |
| 1114 | foreach ($quizzes as $quiz){ |
| 1115 | |
| 1116 | $attempt = tutor_utils()->get_quiz_attempt($quiz->ID); |
| 1117 | if ($attempt) { |
| 1118 | $passing_grade = tutor_utils()->get_quiz_option($quiz->ID, 'passing_grade', 0); |
| 1119 | $earned_percentage = $attempt->earned_marks > 0 ? (number_format(($attempt->earned_marks * 100) / $attempt->total_marks)) : 0; |
| 1120 | |
| 1121 | if ($earned_percentage < $passing_grade) { |
| 1122 | $required_quiz_pass++; |
| 1123 | $is_pass = false; |
| 1124 | } |
| 1125 | }else{ |
| 1126 | $required_quiz_pass++; |
| 1127 | $is_pass = false; |
| 1128 | } |
| 1129 | } |
| 1130 | } |
| 1131 | |
| 1132 | if ( ! $is_pass){ |
| 1133 | return '<div class="tutor-alert tutor-warning tutor-mt-28"> |
| 1134 | <div class="tutor-alert-text"> |
| 1135 | <span class="tutor-alert-icon tutor-icon-34 tutor-icon-circle-outline-info-filled tutor-mr-12"></span> |
| 1136 | <span>'.sprintf(__('You have to pass %s quizzes to complete this course.', 'tutor'), $required_quiz_pass).'</span> |
| 1137 | </div> |
| 1138 | </div>'; |
| 1139 | } |
| 1140 | |
| 1141 | return $html; |
| 1142 | } |
| 1143 | |
| 1144 | public function get_generate_greadbook($html){ |
| 1145 | if ( ! tutor_utils()->is_completed_course()){ |
| 1146 | return ''; |
| 1147 | } |
| 1148 | return $html; |
| 1149 | } |
| 1150 | |
| 1151 | /** |
| 1152 | * Add social share content in header |
| 1153 | * |
| 1154 | * @since v.1.6.3 |
| 1155 | */ |
| 1156 | public function social_share_content() { |
| 1157 | global $wp_query, $post; |
| 1158 | if ( $wp_query->is_single && ! empty( $wp_query->query_vars['post_type'] ) && $wp_query->query_vars['post_type'] === $this->course_post_type ) { ?> |
| 1159 | <!--Facebook--> |
| 1160 | <meta property="og:type" content="website"/> |
| 1161 | <meta property="og:image" content="<?php echo esc_url( get_tutor_course_thumbnail_src() ); ?>" /> |
| 1162 | <meta property="og:description" content="<?php echo esc_html( $post->post_content ); ?>" /> |
| 1163 | <!--Twitter--> |
| 1164 | <meta name="twitter:image" content="<?php echo esc_url( get_tutor_course_thumbnail_src() ); ?>"> |
| 1165 | <meta name="twitter:description" content="<?php echo esc_html( $post->post_content ); ?>"> |
| 1166 | <!--Google+--> |
| 1167 | <meta itemprop="image" content="<?php echo esc_url( get_tutor_course_thumbnail_src() ); ?>"> |
| 1168 | <meta itemprop="description" content="<?php echo esc_html( $post->post_content ); ?>"> |
| 1169 | <?php |
| 1170 | } |
| 1171 | } |
| 1172 | |
| 1173 | /** |
| 1174 | * Get posts by type and parent |
| 1175 | * |
| 1176 | * @since v.1.6.6 |
| 1177 | */ |
| 1178 | public function tutor_get_post_ids( $post_type, $post_parent ) { |
| 1179 | $args = array( |
| 1180 | 'fields' => 'ids', |
| 1181 | 'post_type' => $post_type, |
| 1182 | 'post_parent' => $post_parent, |
| 1183 | 'post_status' => 'any', |
| 1184 | 'posts_per_page' => -1, |
| 1185 | ); |
| 1186 | return get_posts( $args ); |
| 1187 | } |
| 1188 | |
| 1189 | /** |
| 1190 | * Delete course data when permanently deleting a course. |
| 1191 | * |
| 1192 | * @since v.1.6.6 |
| 1193 | */ |
| 1194 | function delete_tutor_course_data( $post_id ) { |
| 1195 | $course_post_type = tutor()->course_post_type; |
| 1196 | $lesson_post_type = tutor()->lesson_post_type; |
| 1197 | |
| 1198 | if ( get_post_type( $post_id ) == $course_post_type ) { |
| 1199 | global $wpdb; |
| 1200 | $topic_ids = $this->tutor_get_post_ids( 'topics', $post_id ); |
| 1201 | if ( ! empty( $topic_ids ) ) { |
| 1202 | foreach ( $topic_ids as $topic_id ) { |
| 1203 | $content_post_type = apply_filters( 'tutor_course_contents_post_types', array( $lesson_post_type, 'tutor_quiz' ) ); |
| 1204 | $topic_content_ids = $this->tutor_get_post_ids( $content_post_type, $topic_id ); |
| 1205 | |
| 1206 | foreach ( $topic_content_ids as $content_id ) { |
| 1207 | if ( get_post_type( $content_id ) == 'tutor_quiz' ) { |
| 1208 | $wpdb->delete( $wpdb->prefix . 'tutor_quiz_attempts', array( 'quiz_id' => $content_id ) ); |
| 1209 | $wpdb->delete( $wpdb->prefix . 'tutor_quiz_attempt_answers', array( 'quiz_id' => $content_id ) ); |
| 1210 | |
| 1211 | $questions_ids = $wpdb->get_col( $wpdb->prepare( "SELECT question_id FROM {$wpdb->prefix}tutor_quiz_questions WHERE quiz_id = %d ", $content_id ) ); |
| 1212 | if ( is_array( $questions_ids ) && count( $questions_ids ) ) { |
| 1213 | $in_question_ids = "'" . implode( "','", $questions_ids ) . "'"; |
| 1214 | $wpdb->query( "DELETE FROM {$wpdb->prefix}tutor_quiz_question_answers WHERE belongs_question_id IN({$in_question_ids}) " ); |
| 1215 | } |
| 1216 | $wpdb->delete( $wpdb->prefix . 'tutor_quiz_questions', array( 'quiz_id' => $content_id ) ); |
| 1217 | } |
| 1218 | wp_delete_post( $content_id, true ); |
| 1219 | } |
| 1220 | wp_delete_post( $topic_id, true ); |
| 1221 | } |
| 1222 | } |
| 1223 | $child_post_ids = $this->tutor_get_post_ids( array( 'tutor_announcements', 'tutor_enrolled' ), $post_id ); |
| 1224 | if ( ! empty( $child_post_ids ) ) { |
| 1225 | foreach ( $child_post_ids as $child_post_id ) { |
| 1226 | wp_delete_post( $child_post_id, true ); |
| 1227 | } |
| 1228 | } |
| 1229 | } |
| 1230 | } |
| 1231 | |
| 1232 | /** |
| 1233 | * Delete associated enrollment |
| 1234 | * |
| 1235 | * @since v.1.8.2 |
| 1236 | */ |
| 1237 | public function delete_associated_enrollment( $post_id ) { |
| 1238 | global $wpdb; |
| 1239 | |
| 1240 | $enroll_id = $wpdb->get_var( |
| 1241 | $wpdb->prepare( |
| 1242 | "SELECT |
| 1243 | post_id |
| 1244 | FROM |
| 1245 | {$wpdb->postmeta} |
| 1246 | WHERE |
| 1247 | meta_key='_tutor_enrolled_by_order_id' |
| 1248 | AND meta_value = %d |
| 1249 | ", |
| 1250 | $post_id |
| 1251 | ) |
| 1252 | ); |
| 1253 | |
| 1254 | if ( is_numeric( $enroll_id ) && $enroll_id > 0 ) { |
| 1255 | |
| 1256 | $course_id = get_post_field( 'post_parent', $enroll_id ); |
| 1257 | $user_id = get_post_field( 'post_author', $enroll_id ); |
| 1258 | |
| 1259 | tutor_utils()->cancel_course_enrol($course_id, $user_id); |
| 1260 | } |
| 1261 | } |
| 1262 | |
| 1263 | public function tutor_reset_course_progress() { |
| 1264 | tutor_utils()->checking_nonce(); |
| 1265 | $course_id = tutor_utils()->array_get('course_id', $_POST); |
| 1266 | |
| 1267 | if ( ! $course_id || ! is_numeric( $course_id ) || ! tutor_utils()->is_enrolled( $course_id ) ) { |
| 1268 | wp_send_json_error( array( 'message' => __( 'Invalid Course ID or Access Denied.', 'tutor' ) ) ); |
| 1269 | return; |
| 1270 | } |
| 1271 | |
| 1272 | tutor_utils()->delete_course_progress( $course_id ); |
| 1273 | wp_send_json_success( array( 'redirect_to' => tutor_utils()->get_course_first_lesson( $course_id ) ) ); |
| 1274 | } |
| 1275 | |
| 1276 | /** |
| 1277 | * Do enroll if guest attempt to enroll and course is free |
| 1278 | * |
| 1279 | * @param $course_id |
| 1280 | * |
| 1281 | * @since 1.9.8 |
| 1282 | */ |
| 1283 | public function enroll_after_login_if_attempt( $course_id ) { |
| 1284 | $course_id = sanitize_text_field( $course_id ); |
| 1285 | if ( $course_id ) { |
| 1286 | $is_purchasable = tutor_utils()->is_course_purchasable( $course_id ); |
| 1287 | if ( ! $is_purchasable ) { |
| 1288 | tutor_utils()->do_enroll( $course_id ); |
| 1289 | do_action( 'guest_attempt_after_enrollment', $course_id ); |
| 1290 | } |
| 1291 | } |
| 1292 | } |
| 1293 | } |
| 1294 |