Addons.php
1 year ago
Admin.php
1 year ago
Ajax.php
1 year ago
Announcements.php
1 year ago
Assets.php
1 year ago
Backend_Page_Trait.php
1 year ago
BaseController.php
1 year ago
Course.php
1 year ago
Course_Embed.php
3 years ago
Course_Filter.php
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Course_List.php
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Course_Settings_Tabs.php
1 year ago
Course_Widget.php
1 year ago
Custom_Validation.php
3 years ago
Dashboard.php
1 year ago
Earnings.php
1 year ago
FormHandler.php
2 years ago
Frontend.php
1 year ago
Gutenberg.php
1 year ago
Input.php
1 year ago
Instructor.php
1 year ago
Instructors_List.php
1 year ago
Lesson.php
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Options_V2.php
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Permalink.php
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Post_types.php
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Private_Course_Access.php
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Q_And_A.php
1 year ago
Question_Answers_List.php
3 years ago
Quiz.php
1 year ago
QuizBuilder.php
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Quiz_Attempts_List.php
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RestAPI.php
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Reviews.php
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Rewrite_Rules.php
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Shortcode.php
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Singleton.php
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Student.php
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Students_List.php
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Taxonomies.php
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Template.php
1 year ago
Theme_Compatibility.php
3 years ago
Tools.php
1 year ago
Tools_V2.php
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Tutor.php
1 year ago
TutorEDD.php
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Tutor_Base.php
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Tutor_Setup.php
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Upgrader.php
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User.php
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Utils.php
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Video_Stream.php
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WhatsNew.php
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Withdraw.php
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Withdraw_Requests_List.php
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WooCommerce.php
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Course.php
3021 lines
| 1 | <?php |
| 2 | /** |
| 3 | * Manage Course Related Logic |
| 4 | * |
| 5 | * @package Tutor |
| 6 | * @author Themeum <support@themeum.com> |
| 7 | * @link https://themeum.com |
| 8 | * @since 1.0.0 |
| 9 | */ |
| 10 | |
| 11 | namespace TUTOR; |
| 12 | |
| 13 | if ( ! defined( 'ABSPATH' ) ) { |
| 14 | exit; |
| 15 | } |
| 16 | |
| 17 | use stdClass; |
| 18 | use TUTOR\Input; |
| 19 | use Tutor\Helpers\HttpHelper; |
| 20 | use Tutor\Models\CourseModel; |
| 21 | use Tutor\Ecommerce\Ecommerce; |
| 22 | use Tutor\Traits\JsonResponse; |
| 23 | use Tutor\Helpers\ValidationHelper; |
| 24 | use TutorPro\CourseBundle\Models\BundleModel; |
| 25 | |
| 26 | /** |
| 27 | * Course Class |
| 28 | * |
| 29 | * @since 1.0.0 |
| 30 | */ |
| 31 | class Course extends Tutor_Base { |
| 32 | use JsonResponse; |
| 33 | |
| 34 | /** |
| 35 | * Course Price type |
| 36 | * |
| 37 | * @since 3.0.0 |
| 38 | * |
| 39 | * @var string |
| 40 | */ |
| 41 | const PRICE_TYPE_FREE = 'free'; |
| 42 | const PRICE_TYPE_PAID = 'paid'; |
| 43 | const PRICE_TYPE_SUBSCRIPTION = 'subscription'; |
| 44 | |
| 45 | /** |
| 46 | * Course price and sale price |
| 47 | * |
| 48 | * @since 3.0.0 |
| 49 | */ |
| 50 | const COURSE_PRICE_TYPE_META = '_tutor_course_price_type'; |
| 51 | const COURSE_PRICE_META = 'tutor_course_price'; |
| 52 | const COURSE_SALE_PRICE_META = 'tutor_course_sale_price'; |
| 53 | const COURSE_SELLING_OPTION_META = 'tutor_course_selling_option'; |
| 54 | const COURSE_PRODUCT_ID_META = '_tutor_course_product_id'; |
| 55 | |
| 56 | /** |
| 57 | * Selling option constants |
| 58 | * |
| 59 | * @since 3.0.0 |
| 60 | */ |
| 61 | const SELLING_OPTION_ONE_TIME = 'one_time'; |
| 62 | const SELLING_OPTION_SUBSCRIPTION = 'subscription'; |
| 63 | const SELLING_OPTION_BOTH = 'both'; |
| 64 | |
| 65 | |
| 66 | /** |
| 67 | * Additional course meta info |
| 68 | * |
| 69 | * @var array |
| 70 | */ |
| 71 | private $additional_meta = array( |
| 72 | '_tutor_enable_qa', |
| 73 | '_tutor_is_public_course', |
| 74 | ); |
| 75 | |
| 76 | /** |
| 77 | * Constructor |
| 78 | * |
| 79 | * @since 1.0.0 |
| 80 | * @since 3.0.0 $register_hooks param added to reuse this class. |
| 81 | * |
| 82 | * @param bool $register_hooks register hooks. |
| 83 | * |
| 84 | * @return void |
| 85 | */ |
| 86 | public function __construct( $register_hooks = true ) { |
| 87 | parent::__construct(); |
| 88 | |
| 89 | if ( ! $register_hooks ) { |
| 90 | return; |
| 91 | } |
| 92 | |
| 93 | add_action( 'save_post_' . $this->course_post_type, array( $this, 'save_course_meta' ), 10, 2 ); |
| 94 | |
| 95 | add_action( 'wp_ajax_tutor_save_topic', array( $this, 'tutor_save_topic' ) ); |
| 96 | add_action( 'wp_ajax_tutor_delete_topic', array( $this, 'tutor_delete_topic' ) ); |
| 97 | |
| 98 | /** |
| 99 | * Frontend Action |
| 100 | */ |
| 101 | add_action( 'template_redirect', array( $this, 'enroll_now' ) ); |
| 102 | add_action( 'init', array( $this, 'mark_course_complete' ) ); |
| 103 | |
| 104 | /** |
| 105 | * Frontend Dashboard |
| 106 | */ |
| 107 | add_action( 'wp_ajax_tutor_delete_dashboard_course', array( $this, 'tutor_delete_dashboard_course' ) ); |
| 108 | |
| 109 | /** |
| 110 | * Gutenberg author support |
| 111 | */ |
| 112 | add_filter( 'wp_insert_post_data', array( $this, 'tutor_add_gutenberg_author' ), 99, 2 ); |
| 113 | |
| 114 | /** |
| 115 | * Do Stuff for the course save from frontend |
| 116 | */ |
| 117 | add_action( 'save_tutor_course', array( $this, 'attach_product_with_course' ), 10, 2 ); |
| 118 | |
| 119 | /** |
| 120 | * Add course level to course settings |
| 121 | * |
| 122 | * @since v.1.4.1 |
| 123 | */ |
| 124 | add_filter( 'tutor_course_settings_tabs', array( $this, 'add_course_level_to_settings' ) ); |
| 125 | |
| 126 | /** |
| 127 | * Enable Disable Course Details Page Feature |
| 128 | * |
| 129 | * @since v.1.4.8 |
| 130 | */ |
| 131 | $this->course_elements_enable_disable(); |
| 132 | |
| 133 | /** |
| 134 | * Check if course starting, set meta if starting |
| 135 | * |
| 136 | * @since v.1.4.8 |
| 137 | */ |
| 138 | add_action( 'tutor_lesson_load_before', array( $this, 'tutor_lesson_load_before' ) ); |
| 139 | |
| 140 | /** |
| 141 | * Filter product in shop page |
| 142 | * |
| 143 | * @since v.1.4.9 |
| 144 | */ |
| 145 | $this->filter_product_in_shop_page(); |
| 146 | |
| 147 | /** |
| 148 | * Remove the course price if enrolled |
| 149 | * |
| 150 | * @since 1.5.8 |
| 151 | */ |
| 152 | add_filter( 'tutor_course_price', array( $this, 'remove_price_if_enrolled' ) ); |
| 153 | |
| 154 | /** |
| 155 | * Remove course complete button if course completion is strict mode |
| 156 | * |
| 157 | * @since v.1.6.1 |
| 158 | */ |
| 159 | add_filter( 'tutor_course/single/complete_form', array( $this, 'tutor_lms_hide_course_complete_btn' ) ); |
| 160 | add_filter( 'get_gradebook_generate_form_html', array( $this, 'get_generate_greadbook' ) ); |
| 161 | |
| 162 | /** |
| 163 | * Add social share content in header |
| 164 | * |
| 165 | * @since v.1.6.3 |
| 166 | */ |
| 167 | add_action( 'wp_head', array( $this, 'social_share_content' ) ); |
| 168 | |
| 169 | /** |
| 170 | * Delete course data after deleted course |
| 171 | * |
| 172 | * @since v.1.6.6 |
| 173 | */ |
| 174 | add_action( 'deleted_post', array( new CourseModel(), 'delete_course_data' ) ); |
| 175 | |
| 176 | /** |
| 177 | * Delete course data after deleted course |
| 178 | * |
| 179 | * @since v.1.8.2 |
| 180 | */ |
| 181 | add_action( 'before_delete_post', array( $this, 'delete_associated_enrollment' ) ); |
| 182 | |
| 183 | /** |
| 184 | * Show only own uploads in media library if user is instructor |
| 185 | * |
| 186 | * @since v1.8.9 |
| 187 | */ |
| 188 | add_filter( 'posts_where', array( $this, 'restrict_media' ) ); |
| 189 | |
| 190 | /** |
| 191 | * Restrict new enrol/purchase button if course member limit reached |
| 192 | * |
| 193 | * @since v1.9.0 |
| 194 | */ |
| 195 | add_filter( 'tutor_course_restrict_new_entry', array( $this, 'restrict_new_student_entry' ) ); |
| 196 | |
| 197 | /** |
| 198 | * Reset course progress on retake |
| 199 | * |
| 200 | * @since v1.9.5 |
| 201 | */ |
| 202 | add_action( 'wp_ajax_tutor_reset_course_progress', array( $this, 'tutor_reset_course_progress' ) ); |
| 203 | |
| 204 | /** |
| 205 | * Popup for review |
| 206 | * |
| 207 | * @since v1.9.7 |
| 208 | */ |
| 209 | add_action( 'wp_footer', array( $this, 'popup_review_form' ) ); |
| 210 | add_action( 'wp_ajax_tutor_clear_review_popup_data', array( $this, 'clear_review_popup_data' ) ); |
| 211 | |
| 212 | /** |
| 213 | * Do enroll after login if guest take enroll attempt |
| 214 | * |
| 215 | * @since 1.9.8 |
| 216 | */ |
| 217 | add_action( 'tutor_do_enroll_after_login_if_attempt', array( $this, 'enroll_after_login_if_attempt' ), 10, 2 ); |
| 218 | |
| 219 | add_action( 'wp_ajax_tutor_update_course_content_order', array( $this, 'tutor_update_course_content_order' ) ); |
| 220 | |
| 221 | add_action( 'wp_ajax_tutor_get_wc_product', array( $this, 'get_wc_product' ) ); |
| 222 | add_action( 'wp_ajax_tutor_get_wc_products', array( $this, 'get_wc_products' ) ); |
| 223 | |
| 224 | add_action( 'wp_ajax_tutor_course_enrollment', array( $this, 'course_enrollment' ) ); |
| 225 | |
| 226 | /** |
| 227 | * After trash a course redirect to course list page |
| 228 | * |
| 229 | * @since 2.1.7 |
| 230 | */ |
| 231 | add_action( 'trashed_post', __CLASS__ . '::redirect_to_course_list_page' ); |
| 232 | |
| 233 | add_filter( 'tutor_enroll_required_login_class', array( $this, 'add_enroll_required_login_class' ) ); |
| 234 | |
| 235 | /** |
| 236 | * Remove wp trash button if instructor settings is disabled |
| 237 | * |
| 238 | * @since 2.7.3 |
| 239 | */ |
| 240 | add_action( 'tutor_option_save_after', array( $this, 'disable_course_trash_instructor' ) ); |
| 241 | |
| 242 | /** |
| 243 | * New course builder |
| 244 | * |
| 245 | * @since 3.0.0 |
| 246 | */ |
| 247 | add_action( 'admin_init', array( $this, 'load_course_builder' ) ); |
| 248 | add_action( 'template_redirect', array( $this, 'load_course_builder' ) ); |
| 249 | add_action( 'tutor_before_course_builder_load', array( $this, 'enqueue_course_builder_assets' ) ); |
| 250 | add_action( 'tutor_course_builder_footer', array( $this, 'load_wp_link_modal' ) ); |
| 251 | add_action( 'admin_menu', array( $this, 'load_media_scripts' ) ); |
| 252 | add_action( 'init', array( $this, 'load_media_scripts' ) ); |
| 253 | |
| 254 | /** |
| 255 | * Ajax list |
| 256 | * |
| 257 | * @since 3.0.0 |
| 258 | */ |
| 259 | add_action( 'wp_ajax_tutor_create_new_draft_course', array( $this, 'ajax_create_new_draft_course' ) ); |
| 260 | add_action( 'wp_ajax_tutor_course_list', array( $this, 'ajax_course_list' ) ); |
| 261 | add_action( 'wp_ajax_tutor_create_course', array( $this, 'ajax_create_course' ) ); |
| 262 | add_action( 'wp_ajax_tutor_course_details', array( $this, 'ajax_course_details' ) ); |
| 263 | add_action( 'wp_ajax_tutor_course_contents', array( $this, 'ajax_course_contents' ) ); |
| 264 | add_action( 'wp_ajax_tutor_update_course', array( $this, 'ajax_update_course' ) ); |
| 265 | add_action( 'wp_ajax_tutor_unlink_page_builder', array( $this, 'ajax_unlink_page_builder' ) ); |
| 266 | |
| 267 | add_filter( 'tutor_user_list_access', array( $this, 'user_list_access_for_instructor' ) ); |
| 268 | add_filter( 'tutor_user_list_args', array( $this, 'user_list_args_for_instructor' ) ); |
| 269 | |
| 270 | add_filter( 'template_include', array( $this, 'handle_password_protected' ) ); |
| 271 | |
| 272 | } |
| 273 | |
| 274 | /** |
| 275 | * Handle password protected course/bundle. |
| 276 | * |
| 277 | * @since 3.0.0 |
| 278 | * |
| 279 | * @param string $template template path. |
| 280 | * |
| 281 | * @return string template path. |
| 282 | */ |
| 283 | public function handle_password_protected( $template ) { |
| 284 | if ( is_single() ) { |
| 285 | $current_post_type = get_post_type( get_the_ID() ); |
| 286 | $post_types = array( tutor()->course_post_type, tutor()->bundle_post_type ); |
| 287 | if ( in_array( $current_post_type, $post_types, true ) && post_password_required() ) { |
| 288 | remove_all_filters( 'template_include' ); |
| 289 | return tutor()->path . '/templates/single/password-protected.php'; |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | return $template; |
| 294 | } |
| 295 | |
| 296 | /** |
| 297 | * Remove move to trash button on WordPress editor for instructor. |
| 298 | * |
| 299 | * @since 2.7.3 |
| 300 | * |
| 301 | * @return void |
| 302 | */ |
| 303 | public function disable_course_trash_instructor() { |
| 304 | $can_trash_post = tutor_utils()->get_option( 'instructor_can_delete_course' ); |
| 305 | $role = get_role( tutor()->instructor_role ); |
| 306 | if ( ! $can_trash_post ) { |
| 307 | $role->remove_cap( 'delete_tutor_courses' ); |
| 308 | $role->remove_cap( 'delete_tutor_course' ); |
| 309 | } else { |
| 310 | $role->add_cap( 'delete_tutor_courses' ); |
| 311 | $role->add_cap( 'delete_tutor_course' ); |
| 312 | } |
| 313 | } |
| 314 | |
| 315 | /** |
| 316 | * Check if the video source type is valid |
| 317 | * |
| 318 | * @since 3.0.0 |
| 319 | * |
| 320 | * @param string $source_type source type. |
| 321 | * |
| 322 | * @return boolean |
| 323 | */ |
| 324 | private function is_valid_video_source_type( string $source_type ): bool { |
| 325 | $supported_types = tutor_utils()->get_option( 'supported_video_sources', array() ); |
| 326 | if ( is_string( $supported_types ) ) { |
| 327 | $supported_types = array( $supported_types ); |
| 328 | } |
| 329 | |
| 330 | return in_array( $source_type, $supported_types, true ); |
| 331 | } |
| 332 | |
| 333 | /** |
| 334 | * Get course selling options. |
| 335 | * |
| 336 | * @since 3.0.0 |
| 337 | * |
| 338 | * @return array |
| 339 | */ |
| 340 | public static function get_selling_options() { |
| 341 | return array( |
| 342 | self::SELLING_OPTION_ONE_TIME, |
| 343 | self::SELLING_OPTION_SUBSCRIPTION, |
| 344 | self::SELLING_OPTION_BOTH, |
| 345 | ); |
| 346 | } |
| 347 | |
| 348 | /** |
| 349 | * Get course selling option |
| 350 | * |
| 351 | * @since 3.0.0 |
| 352 | * |
| 353 | * @param int $course_id course id. |
| 354 | * |
| 355 | * @return string |
| 356 | */ |
| 357 | public static function get_selling_option( $course_id ) { |
| 358 | return get_post_meta( $course_id, self::COURSE_SELLING_OPTION_META, true ); |
| 359 | } |
| 360 | |
| 361 | /** |
| 362 | * Validate video source |
| 363 | * |
| 364 | * @since 3.0.0 |
| 365 | * |
| 366 | * @param array $params array of params. |
| 367 | * @param array $errors array of errors. |
| 368 | * |
| 369 | * @return void |
| 370 | */ |
| 371 | public function validate_video_source( $params, &$errors ) { |
| 372 | if ( isset( $params['video'] ) ) { |
| 373 | $video_source = isset( $params['video']['source'] ) ? $params['video']['source'] : ''; |
| 374 | |
| 375 | if ( '' === $video_source ) { |
| 376 | $errors['video_source'] = __( 'Video source is required', 'tutor' ); |
| 377 | } elseif ( ! $this->is_valid_video_source_type( $video_source ) ) { |
| 378 | $errors['video_source'] = __( 'Invalid video source', 'tutor' ); |
| 379 | } |
| 380 | } |
| 381 | } |
| 382 | |
| 383 | /** |
| 384 | * Prepare course categories & tags |
| 385 | * |
| 386 | * @since 3.0.0 |
| 387 | * |
| 388 | * @param array $params post params. |
| 389 | * @param array $errors array of errors. |
| 390 | * |
| 391 | * @return void |
| 392 | */ |
| 393 | public function prepare_course_cats_tags( &$params, &$errors ) { |
| 394 | if ( isset( $params['course_categories'] ) ) { |
| 395 | if ( ! is_array( $params['course_categories'] ) || empty( $params['course_categories'] ) ) { |
| 396 | $errors['course_categories'] = __( 'Invalid course categories', 'tutor' ); |
| 397 | } else { |
| 398 | $params['course_categories'] = $params['course_categories']; |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | if ( isset( $params['course_tags'] ) ) { |
| 403 | if ( ! is_array( $params['course_tags'] ) || empty( $params['course_tags'] ) ) { |
| 404 | $errors['course_tags'] = __( 'Invalid course tags', 'tutor' ); |
| 405 | } else { |
| 406 | $params['course_tags'] = $params['course_tags']; |
| 407 | } |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | /** |
| 412 | * Setup course categories and tags |
| 413 | * |
| 414 | * @since 3.0.0 |
| 415 | * |
| 416 | * @param int $post_id post id. |
| 417 | * @param array $params array of params. |
| 418 | * |
| 419 | * @return void |
| 420 | */ |
| 421 | public function setup_course_categories_tags( $post_id, $params ) { |
| 422 | if ( isset( $params['course_categories'] ) && is_array( $params['course_categories'] ) ) { |
| 423 | $category_names = array(); |
| 424 | |
| 425 | foreach ( $params['course_categories'] as $category_id ) { |
| 426 | $term = get_term( $category_id, CourseModel::COURSE_CATEGORY ); |
| 427 | |
| 428 | if ( ! is_wp_error( $term ) && $term ) { |
| 429 | $category_names[] = $term->name; |
| 430 | } |
| 431 | } |
| 432 | |
| 433 | // Set category names on the post. |
| 434 | wp_set_object_terms( $post_id, $category_names, CourseModel::COURSE_CATEGORY ); |
| 435 | } else { |
| 436 | wp_set_object_terms( $post_id, array(), CourseModel::COURSE_CATEGORY ); |
| 437 | } |
| 438 | |
| 439 | if ( isset( $params['course_tags'] ) && is_array( $params['course_tags'] ) ) { |
| 440 | $tag_names = array(); |
| 441 | |
| 442 | foreach ( $params['course_tags'] as $tag_id ) { |
| 443 | $term = get_term( $tag_id, CourseModel::COURSE_TAG ); |
| 444 | |
| 445 | if ( ! is_wp_error( $term ) && $term ) { |
| 446 | $tag_names[] = $term->name; |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | // Set tag names on the post. |
| 451 | wp_set_object_terms( $post_id, $tag_names, CourseModel::COURSE_TAG ); |
| 452 | } else { |
| 453 | wp_set_object_terms( $post_id, array(), CourseModel::COURSE_TAG ); |
| 454 | } |
| 455 | } |
| 456 | |
| 457 | /** |
| 458 | * Validate price for course create |
| 459 | * |
| 460 | * @since 3.0.0 |
| 461 | * |
| 462 | * @param array $params array of params. |
| 463 | * @param array $errors array of errors. |
| 464 | * |
| 465 | * @return void |
| 466 | */ |
| 467 | public function validate_price( $params, &$errors ) { |
| 468 | if ( isset( $params['pricing'] ) ) { |
| 469 | $type = $params['pricing']['type'] ?? ''; |
| 470 | |
| 471 | if ( '' === $type || ! in_array( $type, array( self::PRICE_TYPE_FREE, self::PRICE_TYPE_PAID ), true ) ) { |
| 472 | $errors['pricing'] = __( 'Invalid price type', 'tutor' ); |
| 473 | } |
| 474 | |
| 475 | if ( self::PRICE_TYPE_PAID === $type ) { |
| 476 | $monetize_by = tutor_utils()->get_option( 'monetize_by' ); |
| 477 | if ( 'wc' === $monetize_by ) { |
| 478 | $product_id = (int) isset( $params['pricing']['product_id'] ) ? $params['pricing']['product_id'] : 0; |
| 479 | // $product_id = 0 then new WC product will be created. |
| 480 | if ( $product_id ) { |
| 481 | $product = wc_get_product( $product_id ); |
| 482 | if ( is_a( $product, 'WC_Product' ) ) { |
| 483 | $is_linked_with_course = tutor_utils()->product_belongs_with_course( $product_id ); |
| 484 | if ( $is_linked_with_course ) { |
| 485 | $errors['pricing'] = __( 'Product already linked with course', 'tutor' ); |
| 486 | } |
| 487 | } |
| 488 | } |
| 489 | } |
| 490 | } |
| 491 | } |
| 492 | } |
| 493 | |
| 494 | /** |
| 495 | * Validate price |
| 496 | * |
| 497 | * @since 3.0.0 |
| 498 | * |
| 499 | * @param array $params array of params. |
| 500 | * @param array $errors array of errors. |
| 501 | * @param int $course_id course id. |
| 502 | * |
| 503 | * @return void |
| 504 | */ |
| 505 | public function validate_price_for_update( $params, &$errors, $course_id ) { |
| 506 | if ( isset( $params['pricing'] ) ) { |
| 507 | $type = $params['pricing']['type'] ?? ''; |
| 508 | |
| 509 | if ( '' === $type || ! in_array( $type, array( self::PRICE_TYPE_FREE, self::PRICE_TYPE_PAID, self::PRICE_TYPE_SUBSCRIPTION ), true ) ) { |
| 510 | $errors['pricing'] = __( 'Invalid price type', 'tutor' ); |
| 511 | } |
| 512 | |
| 513 | if ( self::PRICE_TYPE_PAID === $type ) { |
| 514 | $monetize_by = tutor_utils()->get_option( 'monetize_by' ); |
| 515 | if ( 'wc' === $monetize_by ) { |
| 516 | $course_product_id = tutor_utils()->get_course_product_id( $course_id ); |
| 517 | $product_id = isset( $params['pricing']['product_id'] ) ? (int) $params['pricing']['product_id'] : 0; |
| 518 | |
| 519 | if ( $product_id ) { |
| 520 | $product = wc_get_product( $product_id ); |
| 521 | if ( is_a( $product, 'WC_Product' ) ) { |
| 522 | if ( $course_product_id !== $product_id ) { |
| 523 | $is_linked_with_course = tutor_utils()->product_belongs_with_course( $product_id ); |
| 524 | if ( $is_linked_with_course ) { |
| 525 | $errors['pricing'] = __( 'Product already linked with course', 'tutor' ); |
| 526 | } |
| 527 | } |
| 528 | } else { |
| 529 | $errors['pricing'] = __( 'Invalid product', 'tutor' ); |
| 530 | } |
| 531 | } else { |
| 532 | /** |
| 533 | * If user does not select WC product |
| 534 | * Then automatic WC product will be create name with course title. |
| 535 | */ |
| 536 | if ( ! isset( $params['course_price'] ) || ! floatval( $params['course_price'] ) ) { |
| 537 | $errors['pricing'] = __( 'Price is required', 'tutor' ); |
| 538 | } |
| 539 | } |
| 540 | } |
| 541 | } |
| 542 | } |
| 543 | } |
| 544 | |
| 545 | /** |
| 546 | * Prepare course meta data for update |
| 547 | * |
| 548 | * @param array $params params. |
| 549 | * |
| 550 | * @return void |
| 551 | */ |
| 552 | public function prepare_create_post_meta( $params ) { |
| 553 | $additional_content = isset( $params['additional_content'] ) ? $params['additional_content'] : array(); |
| 554 | |
| 555 | $course_benefits = isset( $additional_content['course_benefits'] ) ? $additional_content['course_benefits'] : ''; |
| 556 | |
| 557 | $course_target_audience = isset( $additional_content['course_target_audience'] ) ? $additional_content['course_target_audience'] : ''; |
| 558 | |
| 559 | $course_duration = isset( $additional_content['course_duration'] ) ? array( |
| 560 | 'hours' => $additional_content['course_duration']['hours'] ?? '', |
| 561 | 'minutes' => $additional_content['course_duration']['minutes'] ?? '', |
| 562 | ) : array(); |
| 563 | |
| 564 | $course_materials = isset( $additional_content['course_material_includes'] ) ? $additional_content['course_material_includes'] : ''; |
| 565 | |
| 566 | $course_requirements = isset( $additional_content['course_requirements'] ) ? $additional_content['course_requirements'] : ''; |
| 567 | |
| 568 | $pricing = isset( $params['pricing'] ) ? array( |
| 569 | 'type' => $params['pricing']['type'] ?? self::PRICE_TYPE_FREE, |
| 570 | 'product_id' => (int) $params['pricing']['product_id'] ?? -1, |
| 571 | ) : array( |
| 572 | 'type' => self::PRICE_TYPE_FREE, |
| 573 | 'product_id' => -1, |
| 574 | ); |
| 575 | |
| 576 | // Setup global $_POST array. |
| 577 | $_POST['_tutor_course_additional_data_edit'] = true; |
| 578 | |
| 579 | $_POST['tutor_course_price_type'] = $pricing['type']; |
| 580 | $_POST['course_duration'] = $course_duration; |
| 581 | $_POST['tutor_course_price_type'] = $pricing['type']; |
| 582 | $_POST['_tutor_course_product_id'] = $pricing['product_id']; |
| 583 | $_POST['_tutor_course_level'] = $params['course_level']; |
| 584 | $_POST['course_benefits'] = $course_benefits; |
| 585 | $_POST['course_requirements'] = $course_requirements; |
| 586 | $_POST['course_target_audience'] = $course_target_audience; |
| 587 | $_POST['course_material_includes'] = $course_materials; |
| 588 | |
| 589 | if ( isset( $params['enable_qna'] ) && 'yes' === $params['enable_qna'] ) { |
| 590 | $_POST['_tutor_enable_qa'] = 'yes'; |
| 591 | } |
| 592 | |
| 593 | if ( isset( $params['_tutor_is_public_course'] ) && 'yes' === $params['_tutor_is_public_course'] ) { |
| 594 | $_POST['_tutor_is_public_course'] = 'yes'; |
| 595 | } |
| 596 | |
| 597 | // Set course price. |
| 598 | if ( -1 !== $pricing['product_id'] ) { |
| 599 | $product = wc_get_product( $pricing['product_id'] ); |
| 600 | if ( is_a( $product, 'WC_Product' ) ) { |
| 601 | $regular_price = $product->get_regular_price(); |
| 602 | $sale_price = $product->get_sale_price(); |
| 603 | |
| 604 | $_POST['course_price'] = $regular_price; |
| 605 | $_POST['course_sale_price'] = $sale_price; |
| 606 | } |
| 607 | } |
| 608 | } |
| 609 | |
| 610 | /** |
| 611 | * Prepare course meta data for update |
| 612 | * |
| 613 | * @since 3.0.0 |
| 614 | * |
| 615 | * @param array $params params. |
| 616 | * |
| 617 | * @throws \Exception Throw new exception. |
| 618 | * |
| 619 | * @return mixed |
| 620 | */ |
| 621 | public function prepare_update_post_meta( $params ) { |
| 622 | $post_id = (int) $params['ID']; |
| 623 | |
| 624 | $additional_content = isset( $params['additional_content'] ) ? $params['additional_content'] : array(); |
| 625 | |
| 626 | if ( ! empty( $additional_content ) ) { |
| 627 | |
| 628 | $course_benefits = isset( $additional_content['course_benefits'] ) ? $additional_content['course_benefits'] : ''; |
| 629 | |
| 630 | $course_target_audience = isset( $additional_content['course_target_audience'] ) ? $additional_content['course_target_audience'] : ''; |
| 631 | |
| 632 | $course_duration = isset( $additional_content['course_duration'] ) ? array( |
| 633 | 'hours' => $additional_content['course_duration']['hours'] ?? '', |
| 634 | 'minutes' => $additional_content['course_duration']['minutes'] ?? '', |
| 635 | ) : array(); |
| 636 | |
| 637 | $course_materials = isset( $additional_content['course_material_includes'] ) ? $additional_content['course_material_includes'] : ''; |
| 638 | |
| 639 | $course_requirements = isset( $additional_content['course_requirements'] ) ? $additional_content['course_requirements'] : ''; |
| 640 | |
| 641 | if ( '' !== $course_benefits ) { |
| 642 | update_post_meta( $post_id, '_tutor_course_benefits', $course_benefits ); |
| 643 | } |
| 644 | |
| 645 | if ( '' !== $course_requirements ) { |
| 646 | update_post_meta( $post_id, '_tutor_course_requirements', $course_requirements ); |
| 647 | } |
| 648 | |
| 649 | if ( '' !== $course_target_audience ) { |
| 650 | update_post_meta( $post_id, '_tutor_course_target_audience', $course_target_audience ); |
| 651 | } |
| 652 | |
| 653 | if ( '' !== $course_materials ) { |
| 654 | update_post_meta( $post_id, '_tutor_course_material_includes', $course_materials ); |
| 655 | } |
| 656 | |
| 657 | if ( ! empty( $course_duration ) ) { |
| 658 | update_post_meta( $post_id, '_course_duration', $course_duration ); |
| 659 | } |
| 660 | } |
| 661 | |
| 662 | if ( isset( $params['pricing'] ) && ! empty( $params['pricing'] ) ) { |
| 663 | try { |
| 664 | if ( isset( $params['pricing']['type'] ) ) { |
| 665 | update_post_meta( $post_id, self::COURSE_PRICE_TYPE_META, $params['pricing']['type'] ); |
| 666 | } |
| 667 | if ( isset( $params['pricing']['product_id'] ) ) { |
| 668 | update_post_meta( $post_id, '_tutor_course_product_id', $params['pricing']['product_id'] ); |
| 669 | } |
| 670 | } catch ( \Throwable $th ) { |
| 671 | throw new \Exception( $th->getMessage() ); |
| 672 | } |
| 673 | } |
| 674 | |
| 675 | update_post_meta( $post_id, '_tutor_enable_qa', $params['enable_qna'] ?? 'yes' ); |
| 676 | update_post_meta( $post_id, '_tutor_is_public_course', $params['is_public_course'] ?? 'no' ); |
| 677 | update_post_meta( $post_id, '_tutor_course_level', $params['course_level'] ); |
| 678 | } |
| 679 | |
| 680 | /** |
| 681 | * Prepare course settings meta |
| 682 | * |
| 683 | * @since 3.0.0 |
| 684 | * |
| 685 | * @param array $params params. |
| 686 | * |
| 687 | * @return void |
| 688 | */ |
| 689 | public function prepare_course_settings( $params ) { |
| 690 | if ( isset( $params['course_settings'] ) ) { |
| 691 | $_POST['_tutor_course_settings'] = $params['course_settings']; |
| 692 | } |
| 693 | } |
| 694 | |
| 695 | /** |
| 696 | * Check access before course builder ajax request. |
| 697 | * |
| 698 | * @since 3.0.0 |
| 699 | * |
| 700 | * @param int $course_id course id. |
| 701 | * |
| 702 | * @return void |
| 703 | */ |
| 704 | public function check_access( $course_id = null ) { |
| 705 | $has_access = false; |
| 706 | |
| 707 | if ( $course_id ) { |
| 708 | $has_access = tutor_utils()->can_user_edit_course( get_current_user_id(), $course_id ); |
| 709 | } else { |
| 710 | $has_access = User::is_admin() || User::is_instructor(); |
| 711 | } |
| 712 | |
| 713 | if ( ! $has_access ) { |
| 714 | $this->json_response( |
| 715 | tutor_utils()->error_message( HttpHelper::STATUS_UNAUTHORIZED ), |
| 716 | null, |
| 717 | HttpHelper::STATUS_UNAUTHORIZED |
| 718 | ); |
| 719 | } |
| 720 | } |
| 721 | |
| 722 | /** |
| 723 | * Validate request inputs. |
| 724 | * |
| 725 | * @param array $params input params. |
| 726 | * @param array $exclude exclude key from rules. |
| 727 | * |
| 728 | * @return object |
| 729 | */ |
| 730 | public function validate_inputs( $params, $exclude = array() ) { |
| 731 | $status_str = implode( ',', CourseModel::get_status_list() ); |
| 732 | $rules = array( |
| 733 | 'course_id' => 'required|numeric', |
| 734 | 'post_title' => 'required', |
| 735 | 'post_author' => 'user_exists', |
| 736 | 'post_status' => "required|match_string:{$status_str}", |
| 737 | 'enable_qna' => 'if_input|match_string:yes,no', |
| 738 | 'is_public_course' => 'if_input|match_string:yes,no', |
| 739 | ); |
| 740 | |
| 741 | foreach ( $exclude as $key ) { |
| 742 | if ( isset( $rules[ $key ] ) ) { |
| 743 | unset( $rules[ $key ] ); |
| 744 | } |
| 745 | } |
| 746 | |
| 747 | return ValidationHelper::validate( $rules, $params ); |
| 748 | } |
| 749 | |
| 750 | /** |
| 751 | * Create new draft course |
| 752 | * |
| 753 | * @since 3.0.0 |
| 754 | * |
| 755 | * @return void JSON response |
| 756 | */ |
| 757 | public function ajax_create_new_draft_course() { |
| 758 | tutor_utils()->check_nonce(); |
| 759 | |
| 760 | $this->check_access(); |
| 761 | |
| 762 | $course_id = wp_insert_post( |
| 763 | array( |
| 764 | 'post_title' => __( 'New Course', 'tutor' ), |
| 765 | 'post_type' => tutor()->course_post_type, |
| 766 | 'post_status' => 'draft', |
| 767 | 'post_name' => 'new-course', |
| 768 | ) |
| 769 | ); |
| 770 | |
| 771 | if ( is_wp_error( $course_id ) ) { |
| 772 | $this->json_response( $course_id->get_error_message(), null, HttpHelper::STATUS_INTERNAL_SERVER_ERROR ); |
| 773 | } |
| 774 | |
| 775 | update_post_meta( $course_id, self::COURSE_PRICE_TYPE_META, self::PRICE_TYPE_FREE ); |
| 776 | |
| 777 | $link = admin_url( 'admin.php?page=create-course' ); |
| 778 | if ( Input::post( 'from_dashboard', false, Input::TYPE_BOOL ) ) { |
| 779 | $link = tutor_utils()->tutor_dashboard_url( 'create-course' ); |
| 780 | } |
| 781 | |
| 782 | $link = add_query_arg( array( 'course_id' => $course_id ), $link ); |
| 783 | |
| 784 | $this->json_response( |
| 785 | __( 'Draft course created', 'tutor' ), |
| 786 | $link, |
| 787 | HttpHelper::STATUS_CREATED |
| 788 | ); |
| 789 | } |
| 790 | |
| 791 | /** |
| 792 | * Get course list |
| 793 | * |
| 794 | * @since 3.0.0 |
| 795 | * |
| 796 | * @since 3.2.0 |
| 797 | * |
| 798 | * Refactor the arguments & response as per new design |
| 799 | * |
| 800 | * @return void |
| 801 | */ |
| 802 | public function ajax_course_list() { |
| 803 | $this->check_access(); |
| 804 | |
| 805 | $limit = Input::post( 'limit', 10, Input::TYPE_INT ); |
| 806 | $offset = Input::post( 'offset', 0, Input::TYPE_INT ); |
| 807 | $search_term = ''; |
| 808 | |
| 809 | $filter = json_decode( wp_unslash( $_POST['filter'] ) ); //phpcs:ignore --sanitized already |
| 810 | if ( ! empty( $filter ) && property_exists( $filter, 'search' ) ) { |
| 811 | $search_term = Input::sanitize( $filter->search ); |
| 812 | } |
| 813 | |
| 814 | $args = array( |
| 815 | 'posts_per_page' => $limit, |
| 816 | 'offset' => $offset, |
| 817 | 's' => $search_term, |
| 818 | ); |
| 819 | |
| 820 | $exclude = Input::post( 'exclude', array(), Input::TYPE_ARRAY ); |
| 821 | if ( count( $exclude ) ) { |
| 822 | $exclude = array_filter( |
| 823 | $exclude, |
| 824 | function ( $id ) { |
| 825 | return is_numeric( $id ); |
| 826 | } |
| 827 | ); |
| 828 | $args['post__not_in'] = $exclude; |
| 829 | } |
| 830 | |
| 831 | $courses = CourseModel::get_courses_by_args( $args ); |
| 832 | |
| 833 | $response = array( |
| 834 | 'results' => array(), |
| 835 | 'total_items' => 0, |
| 836 | ); |
| 837 | |
| 838 | $response['total_items'] = is_a( $courses, 'WP_Query' ) ? $courses->found_posts : 0; |
| 839 | |
| 840 | if ( is_a( $courses, 'WP_Query' ) && $courses->have_posts() ) { |
| 841 | $courses = $courses->get_posts(); |
| 842 | foreach ( $courses as $course ) { |
| 843 | $response['results'][] = self::get_mini_info( $course ); |
| 844 | } |
| 845 | } |
| 846 | |
| 847 | $this->json_response( |
| 848 | __( 'Course list retrieved successfully!', 'tutor-pro' ), |
| 849 | $response |
| 850 | ); |
| 851 | } |
| 852 | |
| 853 | /** |
| 854 | * Create course by ajax request. |
| 855 | * |
| 856 | * @since 3.0.0 |
| 857 | * |
| 858 | * @return void |
| 859 | */ |
| 860 | public function ajax_create_course() { |
| 861 | tutor_utils()->check_nonce(); |
| 862 | |
| 863 | $this->check_access(); |
| 864 | |
| 865 | $params = Input::sanitize_array( |
| 866 | //phpcs:ignore WordPress.Security.NonceVerification.Missing |
| 867 | $_POST, |
| 868 | array( |
| 869 | 'post_content' => 'wp_kses_post', |
| 870 | 'course_material_includes' => 'sanitize_textarea_field', |
| 871 | ) |
| 872 | ); |
| 873 | |
| 874 | $params['post_type'] = tutor()->course_post_type; |
| 875 | |
| 876 | // Validate inputs. |
| 877 | $errors = array(); |
| 878 | $validation = $this->validate_inputs( $params, array( 'course_id' ) ); |
| 879 | if ( ! $validation->success ) { |
| 880 | $errors = $validation->errors; |
| 881 | } |
| 882 | |
| 883 | if ( User::is_instructor() ) { |
| 884 | $params['post_author'] = get_current_user_id(); |
| 885 | } |
| 886 | |
| 887 | // Validate video source if user set video. |
| 888 | $this->validate_video_source( $params, $errors ); |
| 889 | |
| 890 | // Validate WC product. |
| 891 | $this->validate_price( $params, $errors ); |
| 892 | |
| 893 | // Set course categories and tags. |
| 894 | $this->prepare_course_cats_tags( $params, $errors ); |
| 895 | $this->setup_course_price( $params ); |
| 896 | |
| 897 | if ( ! empty( $errors ) ) { |
| 898 | $this->json_response( __( 'Invalid input', 'tutor' ), $errors, HttpHelper::STATUS_UNPROCESSABLE_ENTITY ); |
| 899 | } |
| 900 | |
| 901 | $this->prepare_course_settings( $params ); |
| 902 | |
| 903 | try { |
| 904 | $this->prepare_create_post_meta( $params ); |
| 905 | } catch ( \Exception $e ) { |
| 906 | $this->json_response( $e->getMessage(), null, HttpHelper::STATUS_INTERNAL_SERVER_ERROR ); |
| 907 | } |
| 908 | |
| 909 | $course_id = wp_insert_post( $params ); |
| 910 | if ( is_wp_error( $course_id ) ) { |
| 911 | $this->json_response( $course_id->get_error_message(), null, HttpHelper::STATUS_INTERNAL_SERVER_ERROR ); |
| 912 | } |
| 913 | |
| 914 | // Set course cats & tags. |
| 915 | $this->setup_course_categories_tags( $course_id, $params ); |
| 916 | |
| 917 | // Update course thumb. |
| 918 | if ( isset( $params['thumbnail_id'] ) ) { |
| 919 | set_post_thumbnail( $course_id, $params['thumbnail_id'] ); |
| 920 | } |
| 921 | |
| 922 | $this->json_response( |
| 923 | __( 'Course created successfully', 'tutor' ), |
| 924 | $course_id, |
| 925 | HttpHelper::STATUS_CREATED |
| 926 | ); |
| 927 | } |
| 928 | |
| 929 | /** |
| 930 | * Setup course price |
| 931 | * |
| 932 | * @since 3.0.0 |
| 933 | * |
| 934 | * @param array $params params. |
| 935 | * |
| 936 | * @return void |
| 937 | */ |
| 938 | public function setup_course_price( $params ) { |
| 939 | if ( isset( $params['pricing'] ) |
| 940 | && isset( $params['pricing']['product_id'] ) |
| 941 | && is_numeric( $params['pricing']['product_id'] ) ) { |
| 942 | $_POST['_tutor_course_product_id'] = $params['pricing']['product_id']; |
| 943 | } |
| 944 | } |
| 945 | |
| 946 | /** |
| 947 | * Update course by ajax request. |
| 948 | * |
| 949 | * @since 3.0.0 |
| 950 | * |
| 951 | * @return void |
| 952 | */ |
| 953 | public function ajax_update_course() { |
| 954 | tutor_utils()->check_nonce(); |
| 955 | |
| 956 | $params = Input::sanitize_array( |
| 957 | //phpcs:ignore WordPress.Security.NonceVerification.Missing |
| 958 | wp_slash( $_POST ), |
| 959 | array( |
| 960 | 'post_content' => 'wp_kses_post', |
| 961 | 'course_benefits' => 'sanitize_textarea_field', |
| 962 | 'course_target_audience' => 'sanitize_textarea_field', |
| 963 | 'course_material_includes' => 'sanitize_textarea_field', |
| 964 | 'course_requirements' => 'sanitize_textarea_field', |
| 965 | ) |
| 966 | ); |
| 967 | |
| 968 | $course_id = (int) $params['course_id']; |
| 969 | $this->check_access( $course_id ); |
| 970 | |
| 971 | $errors = array(); |
| 972 | $validation = $this->validate_inputs( $params ); |
| 973 | if ( ! $validation->success ) { |
| 974 | $errors = $validation->errors; |
| 975 | } |
| 976 | |
| 977 | // Validate video source if user set video. |
| 978 | $this->validate_video_source( $params, $errors ); |
| 979 | |
| 980 | // Validate WC product. |
| 981 | $this->validate_price_for_update( $params, $errors, $course_id ); |
| 982 | |
| 983 | // Set course categories and tags. |
| 984 | $this->prepare_course_cats_tags( $params, $errors ); |
| 985 | |
| 986 | $this->prepare_course_settings( $params ); |
| 987 | $this->setup_course_price( $params ); |
| 988 | |
| 989 | if ( ! empty( $errors ) ) { |
| 990 | $this->json_response( __( 'Invalid input', 'tutor' ), $errors, HttpHelper::STATUS_UNPROCESSABLE_ENTITY ); |
| 991 | } |
| 992 | |
| 993 | /** |
| 994 | * Can trash a course when user is admin or option `instructor_can_delete_course` is turned on. |
| 995 | */ |
| 996 | if ( CourseModel::STATUS_TRASH === $params['post_status'] ) { |
| 997 | if ( User::is_admin() || tutor_utils()->get_option( 'instructor_can_delete_course', false ) ) { |
| 998 | $params['post_status'] = CourseModel::STATUS_TRASH; |
| 999 | } else { |
| 1000 | unset( $params['post_status'] ); |
| 1001 | } |
| 1002 | } |
| 1003 | |
| 1004 | /** |
| 1005 | * Can publish a course when user is admin or option `instructor_can_publish_course` is turned on. |
| 1006 | * If instructor_can_publish_course is turned off then course status will be pending. |
| 1007 | */ |
| 1008 | if ( CourseModel::STATUS_PUBLISH === $params['post_status'] ) { |
| 1009 | $is_instructor_allowed_to_publish = (bool) tutor_utils()->get_option( 'instructor_can_publish_course', false ); |
| 1010 | if ( ! User::is_admin() && ! $is_instructor_allowed_to_publish ) { |
| 1011 | $params['post_status'] = CourseModel::STATUS_PENDING; |
| 1012 | } |
| 1013 | } |
| 1014 | |
| 1015 | $is_error = apply_filters( 'tutor_is_error_before_course_update', false, $params ); |
| 1016 | if ( is_wp_error( $is_error ) ) { |
| 1017 | $this->response_bad_request( $is_error->get_error_message() ); |
| 1018 | } |
| 1019 | |
| 1020 | $params['ID'] = $course_id; |
| 1021 | $update_id = wp_update_post( $params, true ); |
| 1022 | if ( is_wp_error( $update_id ) ) { |
| 1023 | $this->json_response( $update_id->get_error_message(), null, HttpHelper::STATUS_INTERNAL_SERVER_ERROR ); |
| 1024 | } |
| 1025 | |
| 1026 | $this->setup_course_categories_tags( $update_id, $params ); |
| 1027 | $this->prepare_update_post_meta( $params ); |
| 1028 | |
| 1029 | // Update course thumb. |
| 1030 | $thumbnail_id = Input::post( 'thumbnail_id', 0, Input::TYPE_INT ); |
| 1031 | if ( $thumbnail_id ) { |
| 1032 | set_post_thumbnail( $update_id, $thumbnail_id ); |
| 1033 | } else { |
| 1034 | delete_post_meta( $update_id, '_thumbnail_id' ); |
| 1035 | } |
| 1036 | |
| 1037 | $this->json_response( |
| 1038 | __( 'Course updated successfully.', 'tutor' ), |
| 1039 | $update_id, |
| 1040 | HttpHelper::STATUS_OK |
| 1041 | ); |
| 1042 | } |
| 1043 | |
| 1044 | /** |
| 1045 | * Unlink page builder from editor. |
| 1046 | * |
| 1047 | * @since 3.0.0 |
| 1048 | * |
| 1049 | * @return void |
| 1050 | */ |
| 1051 | public function ajax_unlink_page_builder() { |
| 1052 | tutor_utils()->check_nonce(); |
| 1053 | |
| 1054 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1055 | $builder = Input::post( 'builder' ); |
| 1056 | $this->check_access( $course_id ); |
| 1057 | |
| 1058 | if ( 'elementor' === $builder ) { |
| 1059 | delete_post_meta( $course_id, '_elementor_edit_mode' ); |
| 1060 | } elseif ( 'droip' === $builder ) { |
| 1061 | delete_post_meta( $course_id, 'droip_editor_mode' ); |
| 1062 | } |
| 1063 | |
| 1064 | $this->json_response( |
| 1065 | __( 'Builder unlinked successfully.', 'tutor' ), |
| 1066 | $course_id, |
| 1067 | HttpHelper::STATUS_OK |
| 1068 | ); |
| 1069 | } |
| 1070 | |
| 1071 | /** |
| 1072 | * Get all course contents by course id. |
| 1073 | * |
| 1074 | * @since 3.0.0 |
| 1075 | * |
| 1076 | * @param int $course_id course id. |
| 1077 | * |
| 1078 | * @return array |
| 1079 | */ |
| 1080 | public function get_course_contents( $course_id ) { |
| 1081 | $data = array(); |
| 1082 | $topics = tutor_utils()->get_topics( $course_id ); |
| 1083 | |
| 1084 | if ( $topics->have_posts() ) { |
| 1085 | foreach ( $topics->get_posts() as $post ) { |
| 1086 | $current_topic = array( |
| 1087 | 'id' => $post->ID, |
| 1088 | 'title' => $post->post_title, |
| 1089 | 'summary' => $post->post_content, |
| 1090 | 'contents' => array(), |
| 1091 | ); |
| 1092 | |
| 1093 | $topic_contents = tutor_utils()->get_course_contents_by_topic( $post->ID, -1 ); |
| 1094 | |
| 1095 | if ( $topic_contents->have_posts() ) { |
| 1096 | foreach ( $topic_contents->get_posts() as $post ) { |
| 1097 | if ( tutor()->quiz_post_type === $post->post_type ) { |
| 1098 | $questions = tutor_utils()->get_questions_by_quiz( $post->ID ); |
| 1099 | $post->total_question = is_array( $questions ) ? count( $questions ) : 0; |
| 1100 | } |
| 1101 | |
| 1102 | array_push( $current_topic['contents'], $post ); |
| 1103 | } |
| 1104 | } |
| 1105 | |
| 1106 | $current_topic = apply_filters( 'tutor_filter_course_content', $current_topic ); |
| 1107 | |
| 1108 | array_push( $data, $current_topic ); |
| 1109 | } |
| 1110 | } |
| 1111 | |
| 1112 | return $data; |
| 1113 | } |
| 1114 | |
| 1115 | /** |
| 1116 | * Get course contents |
| 1117 | * |
| 1118 | * @since 3.0.0 |
| 1119 | */ |
| 1120 | public function ajax_course_contents() { |
| 1121 | tutor_utils()->check_nonce(); |
| 1122 | |
| 1123 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1124 | |
| 1125 | $this->check_access( $course_id ); |
| 1126 | |
| 1127 | if ( tutor()->course_post_type !== get_post_type( $course_id ) ) { |
| 1128 | $errors['course_id'] = __( 'Invalid course id', 'tutor' ); |
| 1129 | } |
| 1130 | |
| 1131 | if ( ! empty( $errors ) ) { |
| 1132 | $this->json_response( __( 'Invalid input', 'tutor' ), $errors, HttpHelper::STATUS_UNPROCESSABLE_ENTITY ); |
| 1133 | } |
| 1134 | |
| 1135 | $contents = $this->get_course_contents( $course_id ); |
| 1136 | |
| 1137 | $this->json_response( |
| 1138 | __( 'Course contents fetched successfully', 'tutor' ), |
| 1139 | $contents |
| 1140 | ); |
| 1141 | } |
| 1142 | |
| 1143 | /** |
| 1144 | * Get course details by ID |
| 1145 | * |
| 1146 | * @since 3.0.0 |
| 1147 | * |
| 1148 | * @return void |
| 1149 | */ |
| 1150 | public function ajax_course_details() { |
| 1151 | tutor_utils()->check_nonce(); |
| 1152 | |
| 1153 | $errors = array(); |
| 1154 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1155 | |
| 1156 | $this->check_access( $course_id ); |
| 1157 | |
| 1158 | if ( tutor()->course_post_type !== get_post_type( $course_id ) ) { |
| 1159 | $errors['course_id'] = __( 'Invalid course id', 'tutor' ); |
| 1160 | } |
| 1161 | |
| 1162 | if ( ! empty( $errors ) ) { |
| 1163 | $this->json_response( __( 'Invalid input', 'tutor' ), $errors, HttpHelper::STATUS_UNPROCESSABLE_ENTITY ); |
| 1164 | } |
| 1165 | |
| 1166 | $price_type = tutor_utils()->price_type( $course_id ); |
| 1167 | $monetize_by = tutor_utils()->get_option( 'monetize_by' ); |
| 1168 | |
| 1169 | $product_name = ''; |
| 1170 | $price = 0; |
| 1171 | $sale_price = 0; |
| 1172 | $product_id = tutor_utils()->get_course_product_id( $course_id ); |
| 1173 | |
| 1174 | if ( 'wc' === $monetize_by ) { |
| 1175 | $product = wc_get_product( $product_id ); |
| 1176 | if ( $product ) { |
| 1177 | $product_name = $product->get_name(); |
| 1178 | $price = $product->get_regular_price(); |
| 1179 | $sale_price = $product->get_sale_price(); |
| 1180 | } |
| 1181 | } |
| 1182 | |
| 1183 | if ( 'tutor' === $monetize_by ) { |
| 1184 | $price = get_post_meta( $course_id, self::COURSE_PRICE_META, true ); |
| 1185 | $sale_price = get_post_meta( $course_id, self::COURSE_SALE_PRICE_META, true ); |
| 1186 | } |
| 1187 | |
| 1188 | $course_pricing = array( |
| 1189 | 'type' => $price_type, |
| 1190 | 'product_id' => $product_id, |
| 1191 | 'product_name' => $product_name, |
| 1192 | 'price' => $price, |
| 1193 | 'sale_price' => $sale_price, |
| 1194 | ); |
| 1195 | |
| 1196 | $video_intro = get_post_meta( $course_id, '_video', true ); |
| 1197 | if ( $video_intro ) { |
| 1198 | $source = $video_intro['source'] ?? ''; |
| 1199 | if ( 'html5' === $source ) { |
| 1200 | $poster_url = wp_get_attachment_url( $video['poster'] ?? 0 ); |
| 1201 | $source_html5 = wp_get_attachment_url( $video['source_video_id'] ?? 0 ); |
| 1202 | $video['poster_url'] = $poster_url; |
| 1203 | $video['source_html5'] = $source_html5; |
| 1204 | } |
| 1205 | } |
| 1206 | |
| 1207 | $course = get_post( $course_id, ARRAY_A ); |
| 1208 | if ( $course ) { |
| 1209 | $course['post_name'] = urldecode( $course['post_name'] ); |
| 1210 | } |
| 1211 | |
| 1212 | $editors = tutor_utils()->get_editor_list( $course_id ); |
| 1213 | |
| 1214 | $data = array( |
| 1215 | 'editors' => array_values( $editors ), |
| 1216 | 'editor_used' => tutor_utils()->get_editor_used( $course_id ), |
| 1217 | 'preview_link' => get_preview_post_link( $course_id ), |
| 1218 | 'post_author' => tutor_utils()->get_tutor_user( $course['post_author'] ), |
| 1219 | 'course_categories' => wp_get_post_terms( $course_id, CourseModel::COURSE_CATEGORY ), |
| 1220 | 'course_tags' => wp_get_post_terms( $course_id, CourseModel::COURSE_TAG ), |
| 1221 | 'thumbnail_id' => get_post_meta( $course_id, '_thumbnail_id', true ), |
| 1222 | 'thumbnail' => get_the_post_thumbnail_url( $course_id ), |
| 1223 | |
| 1224 | 'enable_qna' => get_post_meta( $course_id, '_tutor_enable_qa', true ), |
| 1225 | 'is_public_course' => get_post_meta( $course_id, '_tutor_is_public_course', true ), |
| 1226 | 'course_level' => get_post_meta( $course_id, '_tutor_course_level', true ), |
| 1227 | 'video' => $video_intro, |
| 1228 | 'course_duration' => get_post_meta( $course_id, '_course_duration', true ), |
| 1229 | 'course_benefits' => get_post_meta( $course_id, '_tutor_course_benefits', true ), |
| 1230 | 'course_requirements' => get_post_meta( $course_id, '_tutor_course_requirements', true ), |
| 1231 | 'course_target_audience' => get_post_meta( $course_id, '_tutor_course_target_audience', true ), |
| 1232 | 'course_material_includes' => get_post_meta( $course_id, '_tutor_course_material_includes', true ), |
| 1233 | 'monetize_by' => $monetize_by, |
| 1234 | 'course_pricing' => $course_pricing, |
| 1235 | 'course_settings' => get_post_meta( $course_id, '_tutor_course_settings', true ), |
| 1236 | 'step_completion_status' => array( |
| 1237 | 'basic' => true, |
| 1238 | 'curriculum' => false, |
| 1239 | 'additional' => false, |
| 1240 | 'certificate' => false, |
| 1241 | ), |
| 1242 | ); |
| 1243 | |
| 1244 | $data = apply_filters( 'tutor_course_details_response', array_merge( $course, $data ) ); |
| 1245 | |
| 1246 | $this->json_response( __( 'Data retrieved successfully!' ), $data ); |
| 1247 | } |
| 1248 | |
| 1249 | /** |
| 1250 | * Load course builder. |
| 1251 | * |
| 1252 | * @since 3.0.0 |
| 1253 | * |
| 1254 | * @return void |
| 1255 | */ |
| 1256 | public function load_course_builder() { |
| 1257 | global $pagenow; |
| 1258 | |
| 1259 | $has_pro = tutor()->has_pro; |
| 1260 | $has_access_role = User::has_any_role( array( User::ADMIN, User::INSTRUCTOR ) ); |
| 1261 | |
| 1262 | $course_id = Input::get( 'course_id', 0, Input::TYPE_INT ); |
| 1263 | $backend_builder = is_admin() && 'admin.php' === $pagenow && 'create-course' === Input::get( 'page' ); |
| 1264 | $backend_edit = $backend_builder && $course_id; |
| 1265 | |
| 1266 | $is_frontend_builder = tutor_utils()->is_tutor_frontend_dashboard( 'create-course' ); |
| 1267 | $frontend_edit = $is_frontend_builder && $course_id; |
| 1268 | |
| 1269 | if ( $has_access_role && ( $backend_edit || ( $has_pro && $frontend_edit ) ) ) { |
| 1270 | $post_type = get_post_type( $course_id ); |
| 1271 | $can_edit_course = tutor_utils()->can_user_edit_course( get_current_user_id(), $course_id ); |
| 1272 | |
| 1273 | if ( tutor()->course_post_type === $post_type && ( User::is_admin() || $can_edit_course ) ) { |
| 1274 | /** |
| 1275 | * Edit trash course behavior |
| 1276 | * |
| 1277 | * @since 3.0.0 |
| 1278 | */ |
| 1279 | if ( CourseModel::STATUS_TRASH === get_post_status( $course_id ) ) { |
| 1280 | $message = User::is_admin() |
| 1281 | ? __( 'You cannot edit this course because it is in the Trash. Please restore it and try again', 'tutor' ) |
| 1282 | : tutor_utils()->error_message(); |
| 1283 | wp_die( esc_html( $message ) ); |
| 1284 | } |
| 1285 | |
| 1286 | $this->load_course_builder_view(); |
| 1287 | } |
| 1288 | } |
| 1289 | } |
| 1290 | |
| 1291 | /** |
| 1292 | * Enqueue course builder assets like CSS, JS |
| 1293 | * |
| 1294 | * @since 3.0.0 |
| 1295 | * |
| 1296 | * @return void |
| 1297 | */ |
| 1298 | public function enqueue_course_builder_assets() { |
| 1299 | // Fix: function print_emoji_styles is deprecated since version 6.4.0! |
| 1300 | remove_action( 'wp_print_styles', 'print_emoji_styles' ); |
| 1301 | |
| 1302 | do_action( 'tutor_course_builder_before_wp_editor_load' ); |
| 1303 | wp_enqueue_script( 'wp-tinymce' ); |
| 1304 | wp_enqueue_script( 'mce-view' ); |
| 1305 | wp_enqueue_editor(); |
| 1306 | |
| 1307 | wp_enqueue_media(); |
| 1308 | wp_enqueue_script( 'tutor-shared', tutor()->url . 'assets/js/tutor-shared.min.js', array( 'wp-i18n', 'wp-element' ), TUTOR_VERSION, true ); |
| 1309 | wp_enqueue_script( 'tutor-course-builder', tutor()->url . 'assets/js/tutor-course-builder.min.js', array( 'wp-i18n', 'wp-element', 'tutor-shared' ), TUTOR_VERSION, true ); |
| 1310 | |
| 1311 | $default_data = ( new Assets( false ) )->get_default_localized_data(); |
| 1312 | |
| 1313 | if ( isset( $default_data['current_user']->data ) ) { |
| 1314 | $tutor_user = tutor_utils()->get_tutor_user( $default_data['current_user']->data->ID ); |
| 1315 | $default_data['current_user']->data->tutor_profile_photo_url = $tutor_user->tutor_profile_photo_url; |
| 1316 | } |
| 1317 | |
| 1318 | /** |
| 1319 | * Localized only options to protect sensitive info like API keys. |
| 1320 | */ |
| 1321 | $required_options = array( |
| 1322 | 'monetize_by', |
| 1323 | 'enable_course_marketplace', |
| 1324 | 'course_permalink_base', |
| 1325 | 'supported_video_sources', |
| 1326 | 'enrollment_expiry_enabled', |
| 1327 | 'enable_q_and_a_on_course', |
| 1328 | 'instructor_can_delete_course', |
| 1329 | 'chatgpt_enable', |
| 1330 | 'hide_admin_bar_for_users', |
| 1331 | 'enable_redirect_on_course_publish_from_frontend', |
| 1332 | 'instructor_can_publish_course', |
| 1333 | 'instructor_can_change_course_author', |
| 1334 | 'instructor_can_manage_co_instructors', |
| 1335 | ); |
| 1336 | |
| 1337 | $full_settings = get_option( 'tutor_option', array() ); |
| 1338 | $settings = Options_V2::get_only( $required_options ); |
| 1339 | $settings['course_builder_logo_url'] = wp_get_attachment_image_url( $full_settings['tutor_frontend_course_page_logo_id'] ?? 0, 'full' ); |
| 1340 | $settings['chatgpt_key_exist'] = tutor()->has_pro && ! empty( $full_settings['chatgpt_api_key'] ?? '' ); |
| 1341 | $settings['youtube_api_key_exist'] = ! empty( $full_settings['lesson_video_duration_youtube_api_key'] ?? '' ); |
| 1342 | |
| 1343 | $new_data = array( 'settings' => $settings ); |
| 1344 | |
| 1345 | $data = array_merge( $default_data, $new_data ); |
| 1346 | |
| 1347 | /** |
| 1348 | * Course builder dashboard URL based on role and settings. |
| 1349 | */ |
| 1350 | $dashboard_url = tutor_utils()->tutor_dashboard_url(); |
| 1351 | if ( User::is_admin() ) { |
| 1352 | $dashboard_url = get_admin_url(); |
| 1353 | } |
| 1354 | |
| 1355 | /** |
| 1356 | * EDD product list |
| 1357 | */ |
| 1358 | $monetize_by = tutor_utils()->get_option( 'monetize_by' ); |
| 1359 | if ( 'edd' === $monetize_by && tutor_utils()->has_edd() ) { |
| 1360 | $data['edd_products'] = tutor_utils()->get_edd_products(); |
| 1361 | } |
| 1362 | |
| 1363 | $difficulty_levels = array(); |
| 1364 | foreach ( tutor_utils()->course_levels() as $value => $label ) { |
| 1365 | $difficulty_levels[] = array( |
| 1366 | 'label' => $label, |
| 1367 | 'value' => $value, |
| 1368 | ); |
| 1369 | } |
| 1370 | |
| 1371 | $supported_video_sources = array(); |
| 1372 | $saved_video_source_list = (array) ( $settings['supported_video_sources'] ?? array() ); |
| 1373 | |
| 1374 | foreach ( tutor_utils()->get_video_sources( true ) as $value => $label ) { |
| 1375 | if ( in_array( $value, $saved_video_source_list, true ) ) { |
| 1376 | $supported_video_sources[] = array( |
| 1377 | 'label' => $label, |
| 1378 | 'value' => $value, |
| 1379 | ); |
| 1380 | } |
| 1381 | } |
| 1382 | |
| 1383 | $data['dashboard_url'] = $dashboard_url; |
| 1384 | $data['backend_course_list_url'] = get_admin_url( null, 'admin.php?page=tutor' ); |
| 1385 | $data['frontend_course_list_url'] = tutor_utils()->tutor_dashboard_url( 'my-courses' ); |
| 1386 | $data['timezones'] = tutor_global_timezone_lists(); |
| 1387 | $data['difficulty_levels'] = $difficulty_levels; |
| 1388 | $data['supported_video_sources'] = $supported_video_sources; |
| 1389 | $data['wp_rest_nonce'] = wp_create_nonce( 'wp_rest' ); |
| 1390 | $data['max_upload_size'] = size_format( wp_max_upload_size() ); |
| 1391 | |
| 1392 | $data = apply_filters( 'tutor_course_builder_localized_data', $data ); |
| 1393 | |
| 1394 | wp_localize_script( |
| 1395 | 'mce-view', |
| 1396 | 'mceViewL10n', |
| 1397 | array( |
| 1398 | 'shortcodes' => ! empty( $GLOBALS['shortcode_tags'] ) ? array_keys( $GLOBALS['shortcode_tags'] ) : array(), |
| 1399 | ) |
| 1400 | ); |
| 1401 | |
| 1402 | wp_localize_script( 'tutor-course-builder', '_tutorobject', $data ); |
| 1403 | wp_set_script_translations( 'tutor-course-builder', 'tutor', tutor()->path . 'languages/' ); |
| 1404 | } |
| 1405 | |
| 1406 | /** |
| 1407 | * Load wp editor modal |
| 1408 | * |
| 1409 | * @since 3.0.0 |
| 1410 | * |
| 1411 | * @return void |
| 1412 | */ |
| 1413 | public function load_wp_link_modal() { |
| 1414 | if ( is_admin() ) { |
| 1415 | include_once tutor()->path . 'views/modal/wp-editor-link.php'; |
| 1416 | } |
| 1417 | } |
| 1418 | |
| 1419 | /** |
| 1420 | * Load view for course builder. |
| 1421 | * |
| 1422 | * @since 3.0.0 |
| 1423 | * |
| 1424 | * @return void |
| 1425 | */ |
| 1426 | public function load_course_builder_view() { |
| 1427 | do_action( 'tutor_before_course_builder_load' ); |
| 1428 | include_once tutor()->path . 'views/pages/course-builder.php'; |
| 1429 | do_action( 'tutor_after_course_builder_load' ); |
| 1430 | exit( 0 ); |
| 1431 | } |
| 1432 | |
| 1433 | /** |
| 1434 | * Add enroll require login class |
| 1435 | * |
| 1436 | * @since 2.6.0 |
| 1437 | * |
| 1438 | * @param string $class_name css class name. |
| 1439 | * |
| 1440 | * @return string |
| 1441 | */ |
| 1442 | public function add_enroll_required_login_class( $class_name ) { |
| 1443 | $enabled_tutor_login = tutor_utils()->get_option( 'enable_tutor_native_login', null, true, true ); |
| 1444 | if ( ! $enabled_tutor_login ) { |
| 1445 | return ''; |
| 1446 | } |
| 1447 | |
| 1448 | return $class_name; |
| 1449 | } |
| 1450 | |
| 1451 | /** |
| 1452 | * Get list of WC products. |
| 1453 | * |
| 1454 | * @since 2.5.0 |
| 1455 | * @since 3.0.0 exclude_linked_products, course_id are added. |
| 1456 | * |
| 1457 | * @return void |
| 1458 | */ |
| 1459 | public function get_wc_products() { |
| 1460 | $exclude = array(); |
| 1461 | $exclude_linked_products = Input::has( 'exclude_linked_products' ); |
| 1462 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1463 | |
| 1464 | if ( $exclude_linked_products ) { |
| 1465 | $exclude = tutor_utils()->get_linked_product_ids(); |
| 1466 | } |
| 1467 | |
| 1468 | if ( $course_id ) { |
| 1469 | $linked_product_id = tutor_utils()->get_course_product_id( $course_id ); |
| 1470 | if ( $linked_product_id ) { |
| 1471 | $exclude = array_filter( $exclude, fn( $id )=> $linked_product_id !== (int) $id ); |
| 1472 | } |
| 1473 | } |
| 1474 | |
| 1475 | $exclude = array_unique( $exclude ); |
| 1476 | |
| 1477 | $this->json_response( |
| 1478 | __( 'Products retrieved successfully!', 'tutor' ), |
| 1479 | tutor_utils()->get_wc_products_db( $exclude ), |
| 1480 | HttpHelper::STATUS_OK |
| 1481 | ); |
| 1482 | } |
| 1483 | |
| 1484 | /** |
| 1485 | * Get course associate WC product info by Ajax request |
| 1486 | * |
| 1487 | * @since 2.0.7 |
| 1488 | * |
| 1489 | * @return void |
| 1490 | */ |
| 1491 | public function get_wc_product() { |
| 1492 | tutor_utils()->checking_nonce(); |
| 1493 | $product_id = Input::post( 'product_id' ); |
| 1494 | $product = wc_get_product( $product_id ); |
| 1495 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1496 | |
| 1497 | $is_linked_with_course = tutor_utils()->product_belongs_with_course( $product_id ); |
| 1498 | |
| 1499 | /** |
| 1500 | * If selected product is already linked with |
| 1501 | * a course & it is not the current course the |
| 1502 | * return error |
| 1503 | * |
| 1504 | * @since 2.1.0 |
| 1505 | */ |
| 1506 | if ( is_object( $is_linked_with_course ) && $is_linked_with_course->post_id != $course_id ) { |
| 1507 | wp_send_json_error( |
| 1508 | __( 'One product can not be added to multiple course!', 'tutor' ) |
| 1509 | ); |
| 1510 | } |
| 1511 | |
| 1512 | if ( $product ) { |
| 1513 | $data = array( |
| 1514 | 'name' => $product->get_name(), |
| 1515 | 'regular_price' => $product->get_regular_price(), |
| 1516 | 'sale_price' => $product->get_sale_price(), |
| 1517 | ); |
| 1518 | wp_send_json_success( $data ); |
| 1519 | } else { |
| 1520 | wp_send_json_error( __( 'Product not found', 'tutor' ) ); |
| 1521 | } |
| 1522 | } |
| 1523 | |
| 1524 | /** |
| 1525 | * Update course content order |
| 1526 | * |
| 1527 | * @since 1.0.0 |
| 1528 | * @return void |
| 1529 | */ |
| 1530 | public function tutor_update_course_content_order() { |
| 1531 | tutor_utils()->checking_nonce(); |
| 1532 | |
| 1533 | if ( Input::has( 'content_parent' ) ) { |
| 1534 | $content_parent = Input::post( 'content_parent', array(), Input::TYPE_ARRAY ); |
| 1535 | $topic_id = tutor_utils()->array_get( 'parent_topic_id', $content_parent ); |
| 1536 | $content_id = tutor_utils()->array_get( 'content_id', $content_parent ); |
| 1537 | |
| 1538 | if ( ! tutor_utils()->can_user_manage( 'topic', $topic_id ) ) { |
| 1539 | wp_send_json_success( array( 'message' => __( 'Access Denied!', 'tutor' ) ) ); |
| 1540 | exit; |
| 1541 | } |
| 1542 | |
| 1543 | // Update the parent topic id of the content. |
| 1544 | global $wpdb; |
| 1545 | $wpdb->update( $wpdb->posts, array( 'post_parent' => $topic_id ), array( 'ID' => $content_id ) ); |
| 1546 | } |
| 1547 | |
| 1548 | // Save course content order. |
| 1549 | $this->save_course_content_order(); |
| 1550 | |
| 1551 | wp_send_json_success(); |
| 1552 | } |
| 1553 | |
| 1554 | /** |
| 1555 | * Restrict new student entry |
| 1556 | * |
| 1557 | * @since 1.0.0 |
| 1558 | * @param mixed $content content. |
| 1559 | * @return mixed |
| 1560 | */ |
| 1561 | public function restrict_new_student_entry( $content ) { |
| 1562 | |
| 1563 | if ( ! tutor_utils()->is_course_fully_booked() ) { |
| 1564 | // No restriction if not fully booked. |
| 1565 | return $content; |
| 1566 | } |
| 1567 | |
| 1568 | return '<div class="list-item-booking booking-full tutor-d-flex tutor-align-center"><div class="booking-progress tutor-d-flex"><span class="tutor-mr-8 tutor-color-warning tutor-icon-circle-info"></span></div><div class="tutor-fs-7 tutor-fw-medium">' . |
| 1569 | __( 'Fully Booked', 'tutor' ) |
| 1570 | . '</div></div>'; |
| 1571 | } |
| 1572 | |
| 1573 | /** |
| 1574 | * Restrict media |
| 1575 | * |
| 1576 | * @since 1.0.0 |
| 1577 | * @param string $where where clause. |
| 1578 | * @return string |
| 1579 | */ |
| 1580 | public function restrict_media( $where ) { |
| 1581 | $action = Input::post( 'action' ); |
| 1582 | if ( 'query-attachments' === $action && tutor_utils()->is_instructor() ) { |
| 1583 | if ( ! tutor_utils()->has_user_role( array( 'administrator', 'editor' ) ) ) { |
| 1584 | $where .= ' AND post_author=' . get_current_user_id(); |
| 1585 | } |
| 1586 | } |
| 1587 | |
| 1588 | return $where; |
| 1589 | } |
| 1590 | |
| 1591 | /** |
| 1592 | * Save course content order |
| 1593 | * |
| 1594 | * @since 1.0.0 |
| 1595 | * @return void |
| 1596 | */ |
| 1597 | private function save_course_content_order() { |
| 1598 | global $wpdb; |
| 1599 | |
| 1600 | $new_order = Input::post( 'tutor_topics_lessons_sorting' ); |
| 1601 | if ( ! empty( $new_order ) ) { |
| 1602 | $order = json_decode( $new_order, true ); |
| 1603 | |
| 1604 | if ( is_array( $order ) && count( $order ) ) { |
| 1605 | $i = 0; |
| 1606 | foreach ( $order as $topic ) { |
| 1607 | $i++; |
| 1608 | $wpdb->update( |
| 1609 | $wpdb->posts, |
| 1610 | array( 'menu_order' => $i ), |
| 1611 | array( 'ID' => $topic['topic_id'] ) |
| 1612 | ); |
| 1613 | |
| 1614 | /** |
| 1615 | * Removing All lesson with topic |
| 1616 | */ |
| 1617 | |
| 1618 | $wpdb->update( |
| 1619 | $wpdb->posts, |
| 1620 | array( 'post_parent' => 0 ), |
| 1621 | array( 'post_parent' => $topic['topic_id'] ) |
| 1622 | ); |
| 1623 | |
| 1624 | /** |
| 1625 | * Lesson Attaching with topic ID |
| 1626 | * Sorting lesson |
| 1627 | */ |
| 1628 | if ( isset( $topic['lesson_ids'] ) ) { |
| 1629 | $lesson_ids = $topic['lesson_ids']; |
| 1630 | } else { |
| 1631 | $lesson_ids = array(); |
| 1632 | } |
| 1633 | if ( count( $lesson_ids ) ) { |
| 1634 | foreach ( $lesson_ids as $lesson_key => $lesson_id ) { |
| 1635 | $wpdb->update( |
| 1636 | $wpdb->posts, |
| 1637 | array( |
| 1638 | 'post_parent' => $topic['topic_id'], |
| 1639 | 'menu_order' => $lesson_key, |
| 1640 | ), |
| 1641 | array( 'ID' => $lesson_id ) |
| 1642 | ); |
| 1643 | } |
| 1644 | } |
| 1645 | } |
| 1646 | } |
| 1647 | } |
| 1648 | } |
| 1649 | |
| 1650 | /** |
| 1651 | * Insert Topic and attached it with Course |
| 1652 | * |
| 1653 | * @since 1.0.0 |
| 1654 | * |
| 1655 | * @param integer $post_ID post ID. |
| 1656 | * @param object $post post object. |
| 1657 | * |
| 1658 | * @return void |
| 1659 | */ |
| 1660 | public function save_course_meta( $post_ID, $post ) { |
| 1661 | global $wpdb; |
| 1662 | |
| 1663 | do_action( 'tutor_save_course', $post_ID, $post ); |
| 1664 | |
| 1665 | /** |
| 1666 | * Save course price type |
| 1667 | */ |
| 1668 | $price_type = Input::post( 'tutor_course_price_type' ); |
| 1669 | if ( $price_type ) { |
| 1670 | update_post_meta( $post_ID, self::COURSE_PRICE_TYPE_META, $price_type ); |
| 1671 | } |
| 1672 | |
| 1673 | //phpcs:disable WordPress.Security.NonceVerification.Missing |
| 1674 | // Course Duration. |
| 1675 | if ( ! empty( $_POST['course_duration'] ) ) { |
| 1676 | $video = Input::post( 'course_duration', array(), Input::TYPE_ARRAY ); |
| 1677 | update_post_meta( $post_ID, '_course_duration', $video ); |
| 1678 | } |
| 1679 | |
| 1680 | if ( ! empty( $_POST['_tutor_course_level'] ) ) { |
| 1681 | $course_level = Input::post( '_tutor_course_level' ); |
| 1682 | update_post_meta( $post_ID, '_tutor_course_level', $course_level ); |
| 1683 | } |
| 1684 | |
| 1685 | $additional_data_edit = Input::post( '_tutor_course_additional_data_edit' ); |
| 1686 | if ( $additional_data_edit ) { |
| 1687 | if ( ! empty( $_POST['course_benefits'] ) ) { |
| 1688 | $course_benefits = Input::post( 'course_benefits', '', Input::TYPE_KSES_POST ); |
| 1689 | update_post_meta( $post_ID, '_tutor_course_benefits', $course_benefits ); |
| 1690 | } elseif ( ! tutor_is_rest() ) { |
| 1691 | delete_post_meta( $post_ID, '_tutor_course_benefits' ); |
| 1692 | } |
| 1693 | |
| 1694 | if ( ! empty( $_POST['course_requirements'] ) ) { |
| 1695 | $requirements = Input::post( 'course_requirements', '', Input::TYPE_KSES_POST ); |
| 1696 | update_post_meta( $post_ID, '_tutor_course_requirements', $requirements ); |
| 1697 | } elseif ( ! tutor_is_rest() ) { |
| 1698 | delete_post_meta( $post_ID, '_tutor_course_requirements' ); |
| 1699 | } |
| 1700 | |
| 1701 | if ( ! empty( $_POST['course_target_audience'] ) ) { |
| 1702 | $target_audience = Input::post( 'course_target_audience', '', Input::TYPE_KSES_POST ); |
| 1703 | update_post_meta( $post_ID, '_tutor_course_target_audience', $target_audience ); |
| 1704 | } elseif ( ! tutor_is_rest() ) { |
| 1705 | delete_post_meta( $post_ID, '_tutor_course_target_audience' ); |
| 1706 | } |
| 1707 | |
| 1708 | if ( ! empty( $_POST['course_material_includes'] ) ) { |
| 1709 | $material_includes = Input::post( 'course_material_includes', '', Input::TYPE_KSES_POST ); |
| 1710 | update_post_meta( $post_ID, '_tutor_course_material_includes', $material_includes ); |
| 1711 | } elseif ( ! tutor_is_rest() ) { |
| 1712 | delete_post_meta( $post_ID, '_tutor_course_material_includes' ); |
| 1713 | } |
| 1714 | //phpcs:enable WordPress.Security.NonceVerification.Missing |
| 1715 | } |
| 1716 | |
| 1717 | /** |
| 1718 | * Sorting Topics and lesson |
| 1719 | */ |
| 1720 | $this->save_course_content_order(); |
| 1721 | |
| 1722 | // Additional data like course intro video. |
| 1723 | if ( $additional_data_edit ) { |
| 1724 | // Sanitize data through helper method. |
| 1725 | $video = Input::sanitize_array( |
| 1726 | $_POST['video'] ?? array(), //phpcs:ignore |
| 1727 | array( |
| 1728 | 'source_external_url' => 'esc_url', |
| 1729 | 'source_embedded' => 'wp_kses_post', |
| 1730 | ), |
| 1731 | true |
| 1732 | ); |
| 1733 | $video_source = tutor_utils()->array_get( 'source', $video ); |
| 1734 | if ( -1 !== $video_source ) { |
| 1735 | update_post_meta( $post_ID, '_video', $video ); |
| 1736 | } elseif ( ! tutor_is_rest() ) { |
| 1737 | delete_post_meta( $post_ID, '_video' ); |
| 1738 | } |
| 1739 | } |
| 1740 | |
| 1741 | /** |
| 1742 | * Adding author to instructor automatically |
| 1743 | */ |
| 1744 | |
| 1745 | // Override post author id. |
| 1746 | $author_id = isset( $_POST['post_author_override'] ) ? $_POST['post_author_override'] : $post->post_author; //phpcs:ignore |
| 1747 | $attached = (int) $wpdb->get_var( |
| 1748 | $wpdb->prepare( |
| 1749 | "SELECT COUNT(umeta_id) FROM {$wpdb->usermeta} |
| 1750 | WHERE user_id = %d |
| 1751 | AND meta_key = '_tutor_instructor_course_id' |
| 1752 | AND meta_value = %d ", |
| 1753 | $author_id, |
| 1754 | $post_ID |
| 1755 | ) |
| 1756 | ); |
| 1757 | |
| 1758 | if ( ! $attached ) { |
| 1759 | add_user_meta( $author_id, '_tutor_instructor_course_id', $post_ID ); |
| 1760 | } |
| 1761 | |
| 1762 | /** |
| 1763 | * Disable question and answer for this course |
| 1764 | * |
| 1765 | * @since 1.7.0 |
| 1766 | */ |
| 1767 | if ( $additional_data_edit ) { |
| 1768 | foreach ( $this->additional_meta as $key ) { |
| 1769 | //phpcs:ignore WordPress.Security.NonceVerification.Missing |
| 1770 | update_post_meta( $post_ID, $key, ( isset( $_POST[ $key ] ) ? 'yes' : 'no' ) ); |
| 1771 | } |
| 1772 | } |
| 1773 | |
| 1774 | do_action( 'tutor_save_course_after', $post_ID, $post ); |
| 1775 | } |
| 1776 | |
| 1777 | /** |
| 1778 | * Save course topic |
| 1779 | * |
| 1780 | * @since 1.0.0 |
| 1781 | * @since 3.0.0 response and input name updated. |
| 1782 | * |
| 1783 | * @return void |
| 1784 | */ |
| 1785 | public function tutor_save_topic() { |
| 1786 | tutor_utils()->check_nonce(); |
| 1787 | |
| 1788 | $is_update = false; |
| 1789 | $errors = array(); |
| 1790 | $topic_title = Input::post( 'title' ); |
| 1791 | |
| 1792 | if ( empty( $topic_title ) ) { |
| 1793 | $errors['topic_title'] = __( 'Topic title is required!', 'tutor' ); |
| 1794 | $this->json_response( |
| 1795 | __( 'Invalid inputs' ), |
| 1796 | $errors, |
| 1797 | HttpHelper::STATUS_UNPROCESSABLE_ENTITY |
| 1798 | ); |
| 1799 | } |
| 1800 | |
| 1801 | // Gather parameters. |
| 1802 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1803 | $topic_id = Input::post( 'topic_id', 0, Input::TYPE_INT ); |
| 1804 | $topic_summary = Input::post( 'summary', '', Input::TYPE_KSES_POST ); |
| 1805 | |
| 1806 | $next_topic_order_id = tutor_utils()->get_next_topic_order_id( $course_id, $topic_id ); |
| 1807 | |
| 1808 | // Validate if user can manage the topic. |
| 1809 | if ( ! tutor_utils()->can_user_manage( 'course', $course_id ) || ( $topic_id && ! tutor_utils()->can_user_manage( 'topic', $topic_id ) ) ) { |
| 1810 | wp_send_json_error( array( 'message' => __( 'Access Denied', 'tutor' ) ) ); |
| 1811 | } |
| 1812 | |
| 1813 | // Create payload to create/update the topic. |
| 1814 | $post_arr = array( |
| 1815 | 'post_type' => 'topics', |
| 1816 | 'post_title' => $topic_title, |
| 1817 | 'post_content' => $topic_summary, |
| 1818 | 'post_status' => 'publish', |
| 1819 | 'post_author' => get_current_user_id(), |
| 1820 | 'post_parent' => $course_id, |
| 1821 | 'menu_order' => $next_topic_order_id, |
| 1822 | ); |
| 1823 | |
| 1824 | if ( $topic_id ) { |
| 1825 | $is_update = true; |
| 1826 | $post_arr['ID'] = $topic_id; |
| 1827 | } |
| 1828 | |
| 1829 | $current_topic_id = wp_insert_post( $post_arr ); |
| 1830 | |
| 1831 | if ( $is_update ) { |
| 1832 | $this->json_response( |
| 1833 | __( 'Topic updated successfully!', 'tutor' ), |
| 1834 | $current_topic_id |
| 1835 | ); |
| 1836 | } else { |
| 1837 | $this->json_response( |
| 1838 | __( 'Topic created successfully!', 'tutor' ), |
| 1839 | $current_topic_id, |
| 1840 | HttpHelper::STATUS_CREATED |
| 1841 | ); |
| 1842 | } |
| 1843 | } |
| 1844 | |
| 1845 | /** |
| 1846 | * Delete a course topic |
| 1847 | * |
| 1848 | * @since 1.0.0 |
| 1849 | * @since 3.0.0 code refactor and response updated. |
| 1850 | * |
| 1851 | * @return void |
| 1852 | */ |
| 1853 | public function tutor_delete_topic() { |
| 1854 | tutor_utils()->check_nonce(); |
| 1855 | |
| 1856 | $topic_id = Input::post( 'topic_id', 0, Input::TYPE_INT ); |
| 1857 | if ( ! $topic_id || ! is_numeric( $topic_id ) || ! tutor_utils()->can_user_manage( 'topic', $topic_id ) ) { |
| 1858 | $this->json_response( |
| 1859 | tutor_utils()->error_message(), |
| 1860 | null, |
| 1861 | HttpHelper::STATUS_FORBIDDEN |
| 1862 | ); |
| 1863 | } |
| 1864 | |
| 1865 | global $wpdb; |
| 1866 | |
| 1867 | // Assign course ID to orphan content IDs since the topic will be deleted. |
| 1868 | $course_id = tutor_utils()->get_course_id_by( 'topic', $topic_id ); |
| 1869 | $content_ids = tutor_utils()->get_course_content_ids_by( null, 'topic', $topic_id ); |
| 1870 | foreach ( $content_ids as $content_id ) { |
| 1871 | update_post_meta( $content_id, '_tutor_course_id_for_lesson', $course_id ); |
| 1872 | // Actually all kind of contents. |
| 1873 | // This keyword '_tutor_course_id_for_lesson' used just to support backward compatibility. |
| 1874 | } |
| 1875 | |
| 1876 | // Set contents under the topic orphan. |
| 1877 | $wpdb->update( $wpdb->posts, array( 'post_parent' => 0 ), array( 'post_parent' => $topic_id ) ); |
| 1878 | |
| 1879 | // Then delete the topic from database. |
| 1880 | $wpdb->delete( $wpdb->postmeta, array( 'post_id' => $topic_id ) ); |
| 1881 | wp_delete_post( $topic_id ); |
| 1882 | |
| 1883 | $this->json_response( |
| 1884 | __( 'Topic deleted successfully!', 'tutor' ) |
| 1885 | ); |
| 1886 | } |
| 1887 | |
| 1888 | /** |
| 1889 | * Handle enroll now action |
| 1890 | * |
| 1891 | * @since 1.0.0 |
| 1892 | * |
| 1893 | * @return void |
| 1894 | */ |
| 1895 | public function enroll_now() { |
| 1896 | |
| 1897 | if ( '_tutor_course_enroll_now' !== Input::post( 'tutor_course_action' ) || ! Input::has( 'tutor_course_id' ) ) { |
| 1898 | return; |
| 1899 | } |
| 1900 | |
| 1901 | // Checking Nonce. |
| 1902 | tutor_utils()->checking_nonce(); |
| 1903 | |
| 1904 | $user_id = get_current_user_id(); |
| 1905 | if ( ! $user_id ) { |
| 1906 | exit( esc_html__( 'Please Sign In first', 'tutor' ) ); |
| 1907 | } |
| 1908 | |
| 1909 | $course_id = Input::post( 'tutor_course_id', 0, Input::TYPE_INT ); |
| 1910 | |
| 1911 | /** |
| 1912 | * TODO: need to check purchase information |
| 1913 | */ |
| 1914 | |
| 1915 | $is_purchasable = tutor_utils()->is_course_purchasable( $course_id ); |
| 1916 | |
| 1917 | /** |
| 1918 | * If is is not purchasable, it's free, and enroll right now |
| 1919 | * If purchasable, then process purchase. |
| 1920 | * |
| 1921 | * @since: v.1.0.0 |
| 1922 | */ |
| 1923 | if ( $is_purchasable ) { //phpcs:ignore Generic.CodeAnalysis.EmptyStatement.DetectedIf |
| 1924 | // Process purchase. |
| 1925 | |
| 1926 | } else { |
| 1927 | // Free enroll. |
| 1928 | tutor_utils()->do_enroll( $course_id ); |
| 1929 | } |
| 1930 | |
| 1931 | $referer_url = wp_get_referer(); |
| 1932 | wp_safe_redirect( tutor_utils()->get_nocache_url( $referer_url ) ); |
| 1933 | exit; |
| 1934 | } |
| 1935 | |
| 1936 | /** |
| 1937 | * Mark complete completed |
| 1938 | * |
| 1939 | * @since 1.0.0 |
| 1940 | * @return void |
| 1941 | */ |
| 1942 | public function mark_course_complete() { |
| 1943 | $tutor_action = Input::post( 'tutor_action' ); |
| 1944 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 1945 | if ( 'tutor_complete_course' !== $tutor_action || ! $course_id ) { |
| 1946 | return; |
| 1947 | } |
| 1948 | |
| 1949 | // Checking nonce. |
| 1950 | tutor_utils()->checking_nonce(); |
| 1951 | |
| 1952 | $user_id = get_current_user_id(); |
| 1953 | |
| 1954 | // TODO: need to show view if not signed_in. |
| 1955 | if ( ! $user_id ) { |
| 1956 | die( esc_html__( 'Please Sign-In', 'tutor' ) ); |
| 1957 | } |
| 1958 | |
| 1959 | CourseModel::mark_course_as_completed( $course_id, $user_id ); |
| 1960 | |
| 1961 | $permalink = get_the_permalink( $course_id ); |
| 1962 | |
| 1963 | // Set temporary identifier to show review pop up. |
| 1964 | self::set_review_popup_data( $user_id, $course_id, $permalink ); |
| 1965 | |
| 1966 | wp_safe_redirect( $permalink ); |
| 1967 | exit; |
| 1968 | } |
| 1969 | |
| 1970 | /** |
| 1971 | * Set data for review popup. |
| 1972 | * |
| 1973 | * @since 2.2.5 |
| 1974 | * @since 2.4.0 removed $permalink param. store user meta instead of option data. |
| 1975 | * |
| 1976 | * @param int $user_id user id. |
| 1977 | * @param int $course_id course id. |
| 1978 | * |
| 1979 | * @return void |
| 1980 | */ |
| 1981 | public static function set_review_popup_data( $user_id, $course_id ) { |
| 1982 | if ( get_tutor_option( 'enable_course_review' ) ) { |
| 1983 | $rating = tutor_utils()->get_course_rating_by_user( $course_id, $user_id ); |
| 1984 | if ( ! $rating || ( empty( $rating->rating ) && empty( $rating->review ) ) ) { |
| 1985 | $meta_key = User::get_review_popup_meta( $course_id ); |
| 1986 | add_user_meta( $user_id, $meta_key, $course_id, true ); |
| 1987 | } |
| 1988 | } |
| 1989 | } |
| 1990 | |
| 1991 | /** |
| 1992 | * Popup review form on course details |
| 1993 | * |
| 1994 | * @since 1.0.0 |
| 1995 | * @return void |
| 1996 | */ |
| 1997 | public function popup_review_form() { |
| 1998 | if ( is_user_logged_in() ) { |
| 1999 | $user_id = get_current_user_id(); |
| 2000 | $course_id = get_the_ID(); |
| 2001 | $meta_key = User::get_review_popup_meta( $course_id ); |
| 2002 | $review_course_id = (int) get_user_meta( $user_id, $meta_key, true ); |
| 2003 | |
| 2004 | if ( is_single() && $course_id === $review_course_id ) { |
| 2005 | include tutor()->path . 'views/modal/review.php'; |
| 2006 | } |
| 2007 | } |
| 2008 | } |
| 2009 | |
| 2010 | /** |
| 2011 | * Review popup data clear |
| 2012 | * |
| 2013 | * @since 2.4.0 |
| 2014 | * |
| 2015 | * @return void |
| 2016 | */ |
| 2017 | public function clear_review_popup_data() { |
| 2018 | tutils()->checking_nonce(); |
| 2019 | |
| 2020 | if ( is_user_logged_in() ) { |
| 2021 | $user_id = get_current_user_id(); |
| 2022 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 2023 | |
| 2024 | if ( $course_id ) { |
| 2025 | $meta_key = User::get_review_popup_meta( $course_id ); |
| 2026 | delete_user_meta( $user_id, $meta_key, $course_id ); |
| 2027 | } |
| 2028 | |
| 2029 | wp_send_json_success(); |
| 2030 | } |
| 2031 | } |
| 2032 | |
| 2033 | /** |
| 2034 | * Delete course delete from frontend dashboard |
| 2035 | * |
| 2036 | * @since 2.0.0 |
| 2037 | * @return void |
| 2038 | */ |
| 2039 | public function tutor_delete_dashboard_course() { |
| 2040 | tutor_utils()->checking_nonce(); |
| 2041 | |
| 2042 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 2043 | if ( ! tutor_utils()->can_user_manage( 'course', $course_id ) ) { |
| 2044 | wp_send_json_error( array( 'message' => __( 'Access Denied', 'tutor' ) ) ); |
| 2045 | } |
| 2046 | |
| 2047 | /** |
| 2048 | * Co-instructor can not delete a course |
| 2049 | * |
| 2050 | * @since 2.1.6 |
| 2051 | */ |
| 2052 | if ( false === CourseModel::is_main_instructor( $course_id ) ) { |
| 2053 | wp_send_json_error( array( 'message' => __( 'Only main instructor can delete this course', 'tutor' ) ) ); |
| 2054 | } |
| 2055 | |
| 2056 | // Check if user is only an instructor. |
| 2057 | if ( ! current_user_can( 'administrator' ) ) { |
| 2058 | // Check if instructor can trash course. |
| 2059 | $can_trash_post = tutor_utils()->get_option( 'instructor_can_delete_course' ); |
| 2060 | |
| 2061 | if ( ! $can_trash_post ) { |
| 2062 | wp_send_json_error( tutor_utils()->error_message() ); |
| 2063 | } |
| 2064 | } |
| 2065 | |
| 2066 | $trash_course = wp_update_post( |
| 2067 | array( |
| 2068 | 'ID' => $course_id, |
| 2069 | 'post_status' => 'trash', |
| 2070 | ) |
| 2071 | ); |
| 2072 | |
| 2073 | if ( $trash_course ) { |
| 2074 | wp_send_json_success( __( 'Course has been trashed successfully ', 'tutor' ) ); |
| 2075 | } |
| 2076 | wp_send_json_success(); |
| 2077 | } |
| 2078 | |
| 2079 | /** |
| 2080 | * Main author change from gutenberg editor |
| 2081 | * |
| 2082 | * @since 2.0.0 |
| 2083 | * |
| 2084 | * @param array $data data. |
| 2085 | * @param array $postarr post array. |
| 2086 | * |
| 2087 | * @return mixed |
| 2088 | */ |
| 2089 | public function tutor_add_gutenberg_author( $data, $postarr ) { |
| 2090 | $gutenberg_enabled = tutor_utils()->get_option( 'enable_gutenberg_course_edit' ); |
| 2091 | $post_type = $postarr['post_type']; |
| 2092 | $courses_post_type = tutor()->course_post_type; |
| 2093 | |
| 2094 | if ( false === is_admin() || false === $gutenberg_enabled || $post_type !== $courses_post_type ) { |
| 2095 | return $data; |
| 2096 | } |
| 2097 | |
| 2098 | /** |
| 2099 | * Only admin can change main author |
| 2100 | */ |
| 2101 | if ( $courses_post_type === $post_type && ! current_user_can( 'administrator' ) ) { |
| 2102 | global $wpdb; |
| 2103 | $post_ID = (int) tutor_utils()->avalue_dot( 'ID', $postarr ); |
| 2104 | $post_author = (int) $wpdb->get_var( $wpdb->prepare( "SELECT post_author FROM {$wpdb->posts} WHERE ID = %d ", $post_ID ) ); |
| 2105 | |
| 2106 | if ( $post_author > 0 ) { |
| 2107 | $data['post_author'] = $post_author; |
| 2108 | } else { |
| 2109 | $data['post_author'] = get_current_user_id(); |
| 2110 | } |
| 2111 | } |
| 2112 | |
| 2113 | return $data; |
| 2114 | } |
| 2115 | |
| 2116 | |
| 2117 | /** |
| 2118 | * Attach product with course when course save from frontend or backend. |
| 2119 | * |
| 2120 | * @since 1.3.4 |
| 2121 | * |
| 2122 | * @since 3.0.0 Store regular & sale price in meta to make compatible with Tutor monetization |
| 2123 | * |
| 2124 | * @param integer $post_ID course ID. |
| 2125 | * @param array $post_data created course post details. |
| 2126 | * |
| 2127 | * @return void |
| 2128 | */ |
| 2129 | public function attach_product_with_course( $post_ID, $post_data ) { |
| 2130 | |
| 2131 | $monetize_by = tutor_utils()->get_option( 'monetize_by' ); |
| 2132 | $product_id = Input::post( '_tutor_course_product_id', 0, Input::TYPE_INT ); |
| 2133 | |
| 2134 | if ( Ecommerce::MONETIZE_BY === $monetize_by ) { |
| 2135 | return; |
| 2136 | } |
| 2137 | |
| 2138 | /** |
| 2139 | * Unlink product from course. |
| 2140 | */ |
| 2141 | if ( -1 === $product_id ) { |
| 2142 | delete_post_meta( $post_ID, self::COURSE_PRODUCT_ID_META ); |
| 2143 | return; |
| 2144 | } |
| 2145 | |
| 2146 | /** |
| 2147 | * Free user can only select product from dropdown |
| 2148 | */ |
| 2149 | if ( tutor()->has_pro === false && 'wc' === $monetize_by ) { |
| 2150 | if ( $product_id > 0 ) { |
| 2151 | update_post_meta( $post_ID, self::COURSE_PRODUCT_ID_META, $product_id ); |
| 2152 | } |
| 2153 | |
| 2154 | return; |
| 2155 | } |
| 2156 | |
| 2157 | $attached_product_id = tutor_utils()->get_course_product_id( $post_ID ); |
| 2158 | $course_price = Input::post( 'course_price', 0, Input::TYPE_NUMERIC ); |
| 2159 | $sale_price = Input::post( 'course_sale_price', 0, Input::TYPE_NUMERIC ); |
| 2160 | |
| 2161 | if ( ! $course_price || $sale_price >= $course_price ) { |
| 2162 | return; |
| 2163 | } |
| 2164 | |
| 2165 | $course = get_post( $post_ID ); |
| 2166 | |
| 2167 | update_post_meta( $post_ID, self::COURSE_PRICE_TYPE_META, self::PRICE_TYPE_PAID ); |
| 2168 | |
| 2169 | if ( 'wc' === $monetize_by ) { |
| 2170 | |
| 2171 | $is_update = ( $attached_product_id && wc_get_product( $attached_product_id ) ) ? true : false; |
| 2172 | |
| 2173 | if ( $is_update ) { |
| 2174 | $attached_product_id = $product_id; |
| 2175 | update_post_meta( $post_ID, self::COURSE_PRODUCT_ID_META, $product_id ); |
| 2176 | |
| 2177 | $product_id = self::create_wc_product( $course->post_title, $course_price, $sale_price, $attached_product_id ); |
| 2178 | $product_obj = wc_get_product( $product_id ); |
| 2179 | if ( $product_obj->is_type( 'subscription' ) ) { |
| 2180 | update_post_meta( $attached_product_id, '_subscription_price', $course_price ); |
| 2181 | } |
| 2182 | |
| 2183 | // Set course regular & sale price. |
| 2184 | update_post_meta( $post_ID, self::COURSE_PRICE_META, $product_obj->get_regular_price() ); |
| 2185 | update_post_meta( $post_ID, self::COURSE_SALE_PRICE_META, $product_obj->get_sale_price() ); |
| 2186 | } else { |
| 2187 | // Create new WC product name with course title. |
| 2188 | $product_id = self::create_wc_product( $course->post_title, $course_price, $sale_price ); |
| 2189 | if ( $product_id ) { |
| 2190 | $product_obj = wc_get_product( $product_id ); |
| 2191 | update_post_meta( $post_ID, self::COURSE_PRODUCT_ID_META, $product_id ); |
| 2192 | // Mark product for woocommerce. |
| 2193 | update_post_meta( $product_id, '_virtual', 'yes' ); |
| 2194 | update_post_meta( $product_id, '_tutor_product', 'yes' ); |
| 2195 | |
| 2196 | // Set course regular & sale price. |
| 2197 | update_post_meta( $post_ID, self::COURSE_PRICE_META, $product_obj->get_regular_price() ); |
| 2198 | update_post_meta( $post_ID, self::COURSE_SALE_PRICE_META, $product_obj->get_sale_price() ); |
| 2199 | } |
| 2200 | } |
| 2201 | |
| 2202 | $course_post_thumbnail = Input::post( 'thumbnail_id', 0, Input::TYPE_INT ); |
| 2203 | if ( $product_id && $course_post_thumbnail ) { |
| 2204 | set_post_thumbnail( $product_id, $course_post_thumbnail ); |
| 2205 | } |
| 2206 | } elseif ( 'edd' === $monetize_by ) { |
| 2207 | |
| 2208 | $is_update = false; |
| 2209 | |
| 2210 | if ( $attached_product_id ) { |
| 2211 | $edd_price = get_post_meta( $attached_product_id, 'edd_price', true ); |
| 2212 | if ( $edd_price ) { |
| 2213 | $is_update = true; |
| 2214 | } |
| 2215 | } |
| 2216 | |
| 2217 | if ( $is_update ) { |
| 2218 | // Update the product. |
| 2219 | update_post_meta( $attached_product_id, 'edd_price', $course_price ); |
| 2220 | } else { |
| 2221 | // Create new product. |
| 2222 | |
| 2223 | $post_arr = array( |
| 2224 | 'post_type' => 'download', |
| 2225 | 'post_title' => $course->post_title, |
| 2226 | 'post_status' => 'publish', |
| 2227 | 'post_author' => get_current_user_id(), |
| 2228 | ); |
| 2229 | $download_id = wp_insert_post( $post_arr ); |
| 2230 | if ( $download_id ) { |
| 2231 | // EDD edd_price. |
| 2232 | update_post_meta( $download_id, 'edd_price', $course_price ); |
| 2233 | |
| 2234 | update_post_meta( $post_ID, self::COURSE_PRODUCT_ID_META, $download_id ); |
| 2235 | // Mark product for EDD. |
| 2236 | update_post_meta( $download_id, '_tutor_product', 'yes' ); |
| 2237 | |
| 2238 | $course_post_thumbnail = get_post_meta( $post_ID, '_thumbnail_id', true ); |
| 2239 | if ( $course_post_thumbnail ) { |
| 2240 | set_post_thumbnail( $download_id, $course_post_thumbnail ); |
| 2241 | } |
| 2242 | } |
| 2243 | } |
| 2244 | } |
| 2245 | } |
| 2246 | |
| 2247 | /** |
| 2248 | * Add Course level to course settings |
| 2249 | * |
| 2250 | * @since 1.4.1 |
| 2251 | * |
| 2252 | * @param array $args arguments. |
| 2253 | * @return array |
| 2254 | */ |
| 2255 | public function add_course_level_to_settings( $args ) { |
| 2256 | $course_id = get_the_ID(); |
| 2257 | $levels = tutor_utils()->course_levels(); |
| 2258 | $course_level = get_post_meta( $course_id, '_tutor_course_level', true ); |
| 2259 | |
| 2260 | $args['general']['fields']['_tutor_course_level'] = array( |
| 2261 | 'type' => 'select', |
| 2262 | 'label' => __( 'Difficulty Level', 'tutor' ), |
| 2263 | 'label_title' => __( 'Enable', 'tutor' ), |
| 2264 | 'options' => $levels, |
| 2265 | 'value' => $course_level ? $course_level : 'intermediate', |
| 2266 | 'desc' => __( 'Course difficulty level', 'tutor' ), |
| 2267 | ); |
| 2268 | |
| 2269 | return $args; |
| 2270 | } |
| 2271 | |
| 2272 | /** |
| 2273 | * Check if course starting |
| 2274 | * |
| 2275 | * @since 1.4.8 |
| 2276 | * @return void |
| 2277 | */ |
| 2278 | public function tutor_lesson_load_before() { |
| 2279 | $course_id = tutor_utils()->get_course_id_by_content( get_the_ID() ); |
| 2280 | $completed_lessons = tutor_utils()->get_completed_lesson_count_by_course( $course_id ); |
| 2281 | if ( is_user_logged_in() ) { |
| 2282 | $is_course_started = get_post_meta( $course_id, '_tutor_course_started', true ); |
| 2283 | if ( ! $completed_lessons && ! $is_course_started ) { |
| 2284 | update_post_meta( $course_id, '_tutor_course_started', tutor_time() ); |
| 2285 | do_action( 'tutor/course/started', $course_id ); |
| 2286 | } |
| 2287 | } |
| 2288 | } |
| 2289 | |
| 2290 | /** |
| 2291 | * Add Course level to course settings |
| 2292 | * |
| 2293 | * @since 1.4.8 |
| 2294 | * @return void |
| 2295 | */ |
| 2296 | public function course_elements_enable_disable() { |
| 2297 | add_filter( 'tutor_course/single/completing-progress-bar', array( $this, 'enable_disable_course_progress_bar' ) ); |
| 2298 | add_filter( 'tutor_course/single/material_includes', array( $this, 'enable_disable_material_includes' ) ); |
| 2299 | add_filter( 'tutor_course/single/content', array( $this, 'enable_disable_course_content' ) ); |
| 2300 | add_filter( 'tutor_course/single/benefits_html', array( $this, 'enable_disable_course_benefits' ) ); |
| 2301 | add_filter( 'tutor_course/single/requirements_html', array( $this, 'enable_disable_course_requirements' ) ); |
| 2302 | add_filter( 'tutor_course/single/audience_html', array( $this, 'enable_disable_course_target_audience' ) ); |
| 2303 | add_filter( 'tutor_course/single/nav_items', array( $this, 'enable_disable_course_nav_items' ), 999, 2 ); |
| 2304 | } |
| 2305 | |
| 2306 | /** |
| 2307 | * Enable disable course progress bar |
| 2308 | * |
| 2309 | * @since 1.4.8 |
| 2310 | * |
| 2311 | * @param string $html HTML string. |
| 2312 | * @return string |
| 2313 | */ |
| 2314 | public function enable_disable_course_progress_bar( $html ) { |
| 2315 | $disable_option = ! (bool) tutor_utils()->get_option( 'enable_course_progress_bar', true, true ); |
| 2316 | if ( $disable_option ) { |
| 2317 | return ''; |
| 2318 | } |
| 2319 | return $html; |
| 2320 | } |
| 2321 | |
| 2322 | /** |
| 2323 | * Enable disable material includes |
| 2324 | * |
| 2325 | * @since 1.4.8 |
| 2326 | * |
| 2327 | * @param string $html HTML string. |
| 2328 | * @return string |
| 2329 | */ |
| 2330 | public function enable_disable_material_includes( $html ) { |
| 2331 | $disable_option = ! (bool) get_tutor_option( 'enable_course_material', true, true ); |
| 2332 | if ( $disable_option ) { |
| 2333 | return ''; |
| 2334 | } |
| 2335 | return $html; |
| 2336 | } |
| 2337 | |
| 2338 | /** |
| 2339 | * Enable disable course content |
| 2340 | * |
| 2341 | * @since 1.4.8 |
| 2342 | * |
| 2343 | * @param string $html HTML string. |
| 2344 | * @return string |
| 2345 | */ |
| 2346 | public function enable_disable_course_content( $html ) { |
| 2347 | $disable_option = ! (bool) tutor_utils()->get_option( 'enable_course_description', true, true ); |
| 2348 | if ( $disable_option ) { |
| 2349 | return ''; |
| 2350 | } |
| 2351 | return $html; |
| 2352 | } |
| 2353 | |
| 2354 | /** |
| 2355 | * Enable disable course benefits |
| 2356 | * |
| 2357 | * @since 1.4.8 |
| 2358 | * |
| 2359 | * @param string $html HTML string. |
| 2360 | * @return string |
| 2361 | */ |
| 2362 | public function enable_disable_course_benefits( $html ) { |
| 2363 | $disable_option = ! (bool) tutor_utils()->get_option( 'enable_course_benefits', true, true ); |
| 2364 | if ( $disable_option ) { |
| 2365 | return ''; |
| 2366 | } |
| 2367 | return $html; |
| 2368 | } |
| 2369 | |
| 2370 | /** |
| 2371 | * Enable disable course requirements |
| 2372 | * |
| 2373 | * @since 1.4.8 |
| 2374 | * |
| 2375 | * @param string $html HTML string. |
| 2376 | * @return string |
| 2377 | */ |
| 2378 | public function enable_disable_course_requirements( $html ) { |
| 2379 | $disable_option = ! (bool) tutor_utils()->get_option( 'enable_course_requirements', true, true ); |
| 2380 | if ( $disable_option ) { |
| 2381 | return ''; |
| 2382 | } |
| 2383 | return $html; |
| 2384 | } |
| 2385 | |
| 2386 | /** |
| 2387 | * Enable disable course target audience |
| 2388 | * |
| 2389 | * @since 1.4.8 |
| 2390 | * |
| 2391 | * @param string $html HTML string. |
| 2392 | * @return string |
| 2393 | */ |
| 2394 | public function enable_disable_course_target_audience( $html ) { |
| 2395 | $disable_option = ! (bool) tutor_utils()->get_option( 'enable_course_target_audience', true, true ); |
| 2396 | if ( $disable_option ) { |
| 2397 | return ''; |
| 2398 | } |
| 2399 | return $html; |
| 2400 | } |
| 2401 | |
| 2402 | /** |
| 2403 | * Enable disable course nav items |
| 2404 | * |
| 2405 | * @since 1.4.8 |
| 2406 | * |
| 2407 | * @param array $items item list. |
| 2408 | * @param integer $course_id course ID. |
| 2409 | * |
| 2410 | * @return array |
| 2411 | */ |
| 2412 | public function enable_disable_course_nav_items( $items, $course_id ) { |
| 2413 | global $wp_query, $post; |
| 2414 | $enable_q_and_a_on_course = (bool) get_tutor_option( 'enable_q_and_a_on_course' ); |
| 2415 | $disable_course_announcements = ! (bool) tutor_utils()->get_option( 'enable_course_announcements', true, true ); |
| 2416 | $disable_qa_for_this_course = ( $wp_query->is_single && ! empty( $post ) ) ? get_post_meta( $post->ID, '_tutor_enable_qa', true ) != 'yes' : false; |
| 2417 | |
| 2418 | // Whether Q&A enabled. |
| 2419 | if ( ! $enable_q_and_a_on_course || $disable_qa_for_this_course ) { |
| 2420 | if ( tutor_utils()->array_get( 'questions', $items ) ) { |
| 2421 | unset( $items['questions'] ); |
| 2422 | } |
| 2423 | } |
| 2424 | |
| 2425 | // Whether announcment enabled. |
| 2426 | if ( $disable_course_announcements ) { |
| 2427 | if ( tutor_utils()->array_get( 'announcements', $items ) ) { |
| 2428 | unset( $items['announcements'] ); |
| 2429 | } |
| 2430 | } |
| 2431 | |
| 2432 | // Hide review section if disabled. |
| 2433 | if ( ! get_tutor_option( 'enable_course_review' ) ) { |
| 2434 | unset( $items['reviews'] ); |
| 2435 | } |
| 2436 | |
| 2437 | // Whether enrollment require. |
| 2438 | $is_enrolled = tutor_utils()->is_enrolled(); |
| 2439 | |
| 2440 | return array_filter( |
| 2441 | $items, |
| 2442 | function ( $item ) use ( $is_enrolled ) { |
| 2443 | if ( isset( $item['require_enrolment'] ) && $item['require_enrolment'] ) { |
| 2444 | return $is_enrolled; |
| 2445 | } |
| 2446 | return true; |
| 2447 | } |
| 2448 | ); |
| 2449 | } |
| 2450 | |
| 2451 | /** |
| 2452 | * Filter product in shop page |
| 2453 | * |
| 2454 | * @since 1.4.9 |
| 2455 | * @return void|null |
| 2456 | */ |
| 2457 | public function filter_product_in_shop_page() { |
| 2458 | $hide_course_from_shop_page = (bool) get_tutor_option( 'hide_course_from_shop_page' ); |
| 2459 | if ( ! $hide_course_from_shop_page ) { |
| 2460 | return; |
| 2461 | } |
| 2462 | add_action( 'woocommerce_product_query', array( $this, 'filter_woocommerce_product_query' ) ); |
| 2463 | add_filter( 'edd_downloads_query', array( $this, 'filter_edd_downloads_query' ), 10, 2 ); |
| 2464 | add_action( 'pre_get_posts', array( $this, 'filter_archive_meta_query' ), 1 ); |
| 2465 | } |
| 2466 | |
| 2467 | |
| 2468 | /** |
| 2469 | * Tutor product meta query |
| 2470 | * |
| 2471 | * @since 1.4.9 |
| 2472 | * @return array |
| 2473 | */ |
| 2474 | public function tutor_product_meta_query() { |
| 2475 | $meta_query = array( |
| 2476 | 'key' => '_tutor_product', |
| 2477 | 'compare' => 'NOT EXISTS', |
| 2478 | ); |
| 2479 | return $meta_query; |
| 2480 | } |
| 2481 | |
| 2482 | /** |
| 2483 | * Filter product in woocommerce shop page |
| 2484 | * |
| 2485 | * @since 1.4.9 |
| 2486 | * |
| 2487 | * @param \WP_Query $wp_query WP Query instance. |
| 2488 | * @return \WP_Query |
| 2489 | */ |
| 2490 | public function filter_woocommerce_product_query( $wp_query ) { |
| 2491 | $product_ids = $this->get_connected_wc_product_ids(); |
| 2492 | $wp_query->set( 'post__not_in', $product_ids ); |
| 2493 | return $wp_query; |
| 2494 | } |
| 2495 | |
| 2496 | /** |
| 2497 | * Get connected woocommerce product ids for course and course bundle |
| 2498 | * |
| 2499 | * @since 2.7.2 |
| 2500 | * |
| 2501 | * @return array |
| 2502 | */ |
| 2503 | public function get_connected_wc_product_ids() { |
| 2504 | global $wpdb; |
| 2505 | |
| 2506 | $results = $wpdb->get_results( |
| 2507 | $wpdb->prepare( |
| 2508 | "SELECT DISTINCT pm.meta_value product_id |
| 2509 | FROM {$wpdb->posts} p |
| 2510 | INNER JOIN {$wpdb->postmeta} pm ON pm.post_id = p.ID |
| 2511 | AND pm.meta_key = %s |
| 2512 | WHERE post_type IN( 'courses','course-bundle' )", |
| 2513 | '_tutor_course_product_id' |
| 2514 | ) |
| 2515 | ); |
| 2516 | |
| 2517 | $ids = array(); |
| 2518 | if ( is_array( $results ) && count( $results ) ) { |
| 2519 | $ids = array_column( $results, 'product_id' ); |
| 2520 | } |
| 2521 | |
| 2522 | return $ids; |
| 2523 | } |
| 2524 | |
| 2525 | /** |
| 2526 | * Filter product in edd downloads shortcode page |
| 2527 | * |
| 2528 | * @since 1.4.9 |
| 2529 | * |
| 2530 | * @param \WP_Query $query WP Query instance. |
| 2531 | * @return \WP_Query |
| 2532 | */ |
| 2533 | public function filter_edd_downloads_query( $query ) { |
| 2534 | $query['meta_query'][] = $this->tutor_product_meta_query(); |
| 2535 | return $query; |
| 2536 | } |
| 2537 | |
| 2538 | /** |
| 2539 | * Filter product in edd downloads archive page |
| 2540 | * |
| 2541 | * @since 1.4.9 |
| 2542 | * |
| 2543 | * @param \WP_Query $wp_query WP Query instance. |
| 2544 | * @return \WP_Query |
| 2545 | */ |
| 2546 | public function filter_archive_meta_query( $wp_query ) { |
| 2547 | if ( ! is_admin() && $wp_query->is_archive && $wp_query->get( 'post_type' ) === 'download' ) { |
| 2548 | $wp_query->set( 'meta_query', array( $this->tutor_product_meta_query() ) ); |
| 2549 | } |
| 2550 | return $wp_query; |
| 2551 | } |
| 2552 | |
| 2553 | /** |
| 2554 | * Removed course price if already enrolled at single course |
| 2555 | * |
| 2556 | * @since 1.5.8 |
| 2557 | * |
| 2558 | * @param string $html HTML string. |
| 2559 | * @return string |
| 2560 | */ |
| 2561 | public function remove_price_if_enrolled( $html ) { |
| 2562 | $should_removed = apply_filters( 'should_remove_price_if_enrolled', true ); |
| 2563 | |
| 2564 | if ( $should_removed ) { |
| 2565 | $course_id = get_the_ID(); |
| 2566 | $enrolled = tutor_utils()->is_enrolled( $course_id ); |
| 2567 | if ( $enrolled ) { |
| 2568 | $html = ''; |
| 2569 | } |
| 2570 | } |
| 2571 | return $html; |
| 2572 | } |
| 2573 | |
| 2574 | /** |
| 2575 | * Check if all lessons and quizzes done before mark course complete. |
| 2576 | * |
| 2577 | * @since 1.5.8 |
| 2578 | * |
| 2579 | * @param string $html HTML string. |
| 2580 | * @return string |
| 2581 | */ |
| 2582 | public function tutor_lms_hide_course_complete_btn( $html ) { |
| 2583 | |
| 2584 | $completion_mode = tutor_utils()->get_option( 'course_completion_process' ); |
| 2585 | if ( 'strict' !== $completion_mode ) { |
| 2586 | return $html; |
| 2587 | } |
| 2588 | |
| 2589 | $completed_lesson = tutor_utils()->get_completed_lesson_count_by_course(); |
| 2590 | $lesson_count = tutor_utils()->get_lesson_count_by_course(); |
| 2591 | |
| 2592 | if ( $completed_lesson < $lesson_count ) { |
| 2593 | return '<div class="tutor-alert tutor-warning tutor-mt-28"> |
| 2594 | <div class="tutor-alert-text"> |
| 2595 | <span class="tutor-alert-icon tutor-fs-4 tutor-icon-circle-info tutor-mr-12"></span> |
| 2596 | <span>' . __( 'Complete all lessons to mark this course as complete', 'tutor' ) . '</span> |
| 2597 | </div> |
| 2598 | </div>'; |
| 2599 | } |
| 2600 | |
| 2601 | $quizzes = array(); |
| 2602 | $assignments = array(); |
| 2603 | |
| 2604 | $course_contents = tutor_utils()->get_course_contents_by_id(); |
| 2605 | if ( tutor_utils()->count( $course_contents ) ) { |
| 2606 | foreach ( $course_contents as $content ) { |
| 2607 | if ( 'tutor_quiz' === $content->post_type ) { |
| 2608 | $quizzes[] = $content; |
| 2609 | } |
| 2610 | if ( 'tutor_assignments' === $content->post_type ) { |
| 2611 | $assignments[] = $content; |
| 2612 | } |
| 2613 | } |
| 2614 | } |
| 2615 | |
| 2616 | $required_assignment_pass = 0; |
| 2617 | |
| 2618 | foreach ( $assignments as $row ) { |
| 2619 | |
| 2620 | $submitted_assignment = tutor_utils()->is_assignment_submitted( $row->ID ); |
| 2621 | $is_reviewed_by_instructor = null === $submitted_assignment |
| 2622 | ? false |
| 2623 | : get_comment_meta( $submitted_assignment->comment_ID, 'evaluate_time', true ); |
| 2624 | |
| 2625 | if ( $submitted_assignment && $is_reviewed_by_instructor ) { |
| 2626 | $pass_mark = tutor_utils()->get_assignment_option( $submitted_assignment->comment_post_ID, 'pass_mark' ); |
| 2627 | $given_mark = get_comment_meta( $submitted_assignment->comment_ID, 'assignment_mark', true ); |
| 2628 | |
| 2629 | if ( $given_mark < $pass_mark ) { |
| 2630 | $required_assignment_pass++; |
| 2631 | } |
| 2632 | } else { |
| 2633 | $required_assignment_pass++; |
| 2634 | } |
| 2635 | } |
| 2636 | |
| 2637 | $is_quiz_pass = true; |
| 2638 | $required_quiz_pass = 0; |
| 2639 | |
| 2640 | if ( tutor_utils()->count( $quizzes ) ) { |
| 2641 | foreach ( $quizzes as $quiz ) { |
| 2642 | |
| 2643 | $attempt = tutor_utils()->get_quiz_attempt( $quiz->ID ); |
| 2644 | if ( $attempt ) { |
| 2645 | $passing_grade = tutor_utils()->get_quiz_option( $quiz->ID, 'passing_grade', 0 ); |
| 2646 | $earned_percentage = $attempt->earned_marks > 0 ? ( number_format( ( $attempt->earned_marks * 100 ) / $attempt->total_marks ) ) : 0; |
| 2647 | |
| 2648 | if ( $earned_percentage < $passing_grade ) { |
| 2649 | $required_quiz_pass++; |
| 2650 | $is_quiz_pass = false; |
| 2651 | } |
| 2652 | } else { |
| 2653 | $required_quiz_pass++; |
| 2654 | $is_quiz_pass = false; |
| 2655 | } |
| 2656 | } |
| 2657 | } |
| 2658 | |
| 2659 | if ( ! $is_quiz_pass || $required_assignment_pass > 0 ) { |
| 2660 | $_msg = ''; |
| 2661 | $quiz_str = _n( 'quiz', 'quizzes', $required_quiz_pass, 'tutor' ); |
| 2662 | $assignment_str = _n( 'assignment', 'assignments', $required_assignment_pass, 'tutor' ); |
| 2663 | |
| 2664 | if ( ! $is_quiz_pass && 0 == $required_assignment_pass ) { |
| 2665 | /* translators: %1$s: number of quiz/assignment pass required; %2$s: quiz/assignment string */ |
| 2666 | $_msg = sprintf( __( 'You have to pass %1$s %2$s to complete this course.', 'tutor' ), $required_quiz_pass, $quiz_str ); |
| 2667 | } |
| 2668 | |
| 2669 | if ( $is_quiz_pass && $required_assignment_pass > 0 ) { |
| 2670 | //phpcs:ignore |
| 2671 | $_msg = sprintf( __( 'You have to pass %1$s %2$s to complete this course.', 'tutor' ), $required_assignment_pass, $assignment_str ); |
| 2672 | } |
| 2673 | |
| 2674 | if ( ! $is_quiz_pass && $required_assignment_pass > 0 ) { |
| 2675 | /* translators: %1$s: number of quiz pass required; %2$s: quiz string; %3$s: number of assignment pass required; %4$s: assignment string */ |
| 2676 | $_msg = sprintf( __( 'You have to pass %1$s %2$s and %3$s %4$s to complete this course.', 'tutor' ), $required_quiz_pass, $quiz_str, $required_assignment_pass, $assignment_str ); |
| 2677 | } |
| 2678 | |
| 2679 | return '<div class="tutor-alert tutor-warning tutor-mt-28"> |
| 2680 | <div class="tutor-alert-text"> |
| 2681 | <span class="tutor-alert-icon tutor-fs-4 tutor-icon-circle-info tutor-mr-12"></span> |
| 2682 | <span>' . $_msg . '</span> |
| 2683 | </div> |
| 2684 | </div>'; |
| 2685 | } |
| 2686 | |
| 2687 | return $html; |
| 2688 | } |
| 2689 | |
| 2690 | /** |
| 2691 | * Generate Gradebook |
| 2692 | * |
| 2693 | * @since 1.5.8 |
| 2694 | * |
| 2695 | * @param string $html HTML string. |
| 2696 | * @return string |
| 2697 | */ |
| 2698 | public function get_generate_greadbook( $html ) { |
| 2699 | if ( ! tutor_utils()->is_completed_course() ) { |
| 2700 | return ''; |
| 2701 | } |
| 2702 | return $html; |
| 2703 | } |
| 2704 | |
| 2705 | /** |
| 2706 | * Add social share content in header |
| 2707 | * |
| 2708 | * @since 1.6.3 |
| 2709 | * @return void |
| 2710 | */ |
| 2711 | public function social_share_content() { |
| 2712 | global $wp_query, $post; |
| 2713 | if ( $wp_query->is_single && ! empty( $wp_query->query_vars['post_type'] ) && $wp_query->query_vars['post_type'] === $this->course_post_type ) { ?> |
| 2714 | <!--Facebook--> |
| 2715 | <meta property="og:type" content="website"/> |
| 2716 | <meta property="og:image" content="<?php echo esc_url( get_tutor_course_thumbnail_src() ); ?>" /> |
| 2717 | <meta property="og:description" content="<?php echo esc_html( $post->post_content ); ?>" /> |
| 2718 | <!--Twitter--> |
| 2719 | <meta name="twitter:image" content="<?php echo esc_url( get_tutor_course_thumbnail_src() ); ?>"> |
| 2720 | <meta name="twitter:description" content="<?php echo esc_html( $post->post_content ); ?>"> |
| 2721 | <!--Google+--> |
| 2722 | <meta itemprop="image" content="<?php echo esc_url( get_tutor_course_thumbnail_src() ); ?>"> |
| 2723 | <meta itemprop="description" content="<?php echo esc_html( $post->post_content ); ?>"> |
| 2724 | <?php |
| 2725 | } |
| 2726 | } |
| 2727 | |
| 2728 | /** |
| 2729 | * Delete associated enrollment |
| 2730 | * |
| 2731 | * @since 1.8.2 |
| 2732 | * |
| 2733 | * @param integer $post_id post ID. |
| 2734 | * @return void |
| 2735 | */ |
| 2736 | public function delete_associated_enrollment( $post_id ) { |
| 2737 | global $wpdb; |
| 2738 | |
| 2739 | $enroll_id = $wpdb->get_var( |
| 2740 | $wpdb->prepare( |
| 2741 | "SELECT |
| 2742 | post_id |
| 2743 | FROM |
| 2744 | {$wpdb->postmeta} |
| 2745 | WHERE |
| 2746 | meta_key='_tutor_enrolled_by_order_id' |
| 2747 | AND meta_value = %d |
| 2748 | ", |
| 2749 | $post_id |
| 2750 | ) |
| 2751 | ); |
| 2752 | |
| 2753 | if ( is_numeric( $enroll_id ) && $enroll_id > 0 ) { |
| 2754 | |
| 2755 | $course_id = get_post_field( 'post_parent', $enroll_id ); |
| 2756 | $user_id = get_post_field( 'post_author', $enroll_id ); |
| 2757 | |
| 2758 | tutor_utils()->cancel_course_enrol( $course_id, $user_id ); |
| 2759 | } |
| 2760 | } |
| 2761 | |
| 2762 | /** |
| 2763 | * Reset course progress. |
| 2764 | * |
| 2765 | * @since 1.5.8 |
| 2766 | * @return void |
| 2767 | */ |
| 2768 | public function tutor_reset_course_progress() { |
| 2769 | tutor_utils()->checking_nonce(); |
| 2770 | $course_id = Input::post( 'course_id' ); |
| 2771 | |
| 2772 | if ( ! $course_id || ! is_numeric( $course_id ) || ! tutor_utils()->is_enrolled( $course_id ) ) { |
| 2773 | wp_send_json_error( array( 'message' => __( 'Invalid Course ID or Access Denied.', 'tutor' ) ) ); |
| 2774 | return; |
| 2775 | } |
| 2776 | |
| 2777 | tutor_utils()->delete_course_progress( $course_id ); |
| 2778 | wp_send_json_success( array( 'redirect_to' => tutor_utils()->get_course_first_lesson( $course_id ) ) ); |
| 2779 | } |
| 2780 | |
| 2781 | /** |
| 2782 | * Do enroll if guest attempt to enroll and course is free |
| 2783 | * |
| 2784 | * @since 1.9.8 |
| 2785 | * |
| 2786 | * @param integer $course_id course ID. |
| 2787 | * @param integer $user_id user ID. |
| 2788 | |
| 2789 | * @return void |
| 2790 | */ |
| 2791 | public function enroll_after_login_if_attempt( int $course_id, int $user_id ) { |
| 2792 | $course_id = sanitize_text_field( $course_id ); |
| 2793 | if ( $course_id ) { |
| 2794 | $is_purchasable = tutor_utils()->is_course_purchasable( $course_id ); |
| 2795 | if ( ! $is_purchasable ) { |
| 2796 | tutor_utils()->do_enroll( $course_id, $order_id = 0, $user_id ); |
| 2797 | do_action( 'guest_attempt_after_enrollment', $course_id ); |
| 2798 | } |
| 2799 | } |
| 2800 | } |
| 2801 | |
| 2802 | /** |
| 2803 | * Handle course enrollment |
| 2804 | * |
| 2805 | * @since 2.1.0 |
| 2806 | * @return void |
| 2807 | */ |
| 2808 | public function course_enrollment() { |
| 2809 | tutor_utils()->checking_nonce(); |
| 2810 | |
| 2811 | $course_id = Input::post( 'course_id', 0, Input::TYPE_INT ); |
| 2812 | $user_id = get_current_user_id(); |
| 2813 | |
| 2814 | if ( $course_id ) { |
| 2815 | $enroll = tutor_utils()->do_enroll( $course_id, 0, $user_id ); |
| 2816 | if ( $enroll ) { |
| 2817 | wp_send_json_success( __( 'Enrollment successfully done!', 'tutor' ) ); |
| 2818 | } else { |
| 2819 | wp_send_json_error( __( 'Enrollment failed, please try again!', 'tutor' ) ); |
| 2820 | } |
| 2821 | } else { |
| 2822 | wp_send_json_error( __( 'Invalid course ID', 'tutor' ) ); |
| 2823 | } |
| 2824 | } |
| 2825 | |
| 2826 | /** |
| 2827 | * After trash a course direct to the course list page |
| 2828 | * |
| 2829 | * @since 2.1.7 |
| 2830 | * |
| 2831 | * @param integer $post_id int course id. |
| 2832 | * |
| 2833 | * @return void |
| 2834 | */ |
| 2835 | public static function redirect_to_course_list_page( int $post_id ): void { |
| 2836 | $post = get_post( $post_id ); |
| 2837 | if ( tutor()->course_post_type === $post->post_type ) { |
| 2838 | $is_gutenberg_enabled = tutor_utils()->get_option( 'enable_gutenberg_course_edit' ); |
| 2839 | if ( ! $is_gutenberg_enabled ) { |
| 2840 | wp_safe_redirect( admin_url( 'admin.php?page=tutor' ) ); |
| 2841 | exit; |
| 2842 | } |
| 2843 | } |
| 2844 | } |
| 2845 | |
| 2846 | /** |
| 2847 | * Create or update WooCommerce product |
| 2848 | * |
| 2849 | * If product id not set it will create new one. |
| 2850 | * |
| 2851 | * @since 2.2.0 |
| 2852 | * |
| 2853 | * @param string $title product title. |
| 2854 | * @param string $reg_price product price. |
| 2855 | * @param string $sale_price product sale price. |
| 2856 | * @param int $product_id product ID. |
| 2857 | * @param string $status product status. |
| 2858 | * |
| 2859 | * @return integer Product id or return 0 if WC not exists |
| 2860 | */ |
| 2861 | public static function create_wc_product( $title, $reg_price, $sale_price, $product_id = 0, $status = 'publish' ) { |
| 2862 | if ( ! tutor_utils()->has_wc() ) { |
| 2863 | return 0; |
| 2864 | } |
| 2865 | |
| 2866 | $product_obj = new \WC_Product(); |
| 2867 | if ( $product_id ) { |
| 2868 | $product_obj = wc_get_product( $product_id ); |
| 2869 | } |
| 2870 | |
| 2871 | $product_obj->set_name( $title ); |
| 2872 | $product_obj->set_status( $status ); |
| 2873 | $product_obj->set_price( $reg_price ); |
| 2874 | $product_obj->set_regular_price( $reg_price ); |
| 2875 | |
| 2876 | if ( $sale_price > 0 ) { |
| 2877 | $product_obj->set_sale_price( $sale_price ); |
| 2878 | } else { |
| 2879 | $product_obj->set_sale_price( null ); |
| 2880 | } |
| 2881 | |
| 2882 | $product_obj->set_sold_individually( true ); |
| 2883 | |
| 2884 | return $product_obj->save(); |
| 2885 | } |
| 2886 | |
| 2887 | /** |
| 2888 | * Load media scripts |
| 2889 | * |
| 2890 | * @since 3.0.0 |
| 2891 | * |
| 2892 | * @return void |
| 2893 | */ |
| 2894 | public static function load_media_scripts() { |
| 2895 | // Add style on the head tag. |
| 2896 | $screen_reader_text_style = ' |
| 2897 | .screen-reader-text |
| 2898 | { |
| 2899 | position: absolute; |
| 2900 | top: -10000em; |
| 2901 | width: 1px; |
| 2902 | height: 1px; |
| 2903 | margin: -1px; |
| 2904 | padding: 0; |
| 2905 | overflow: hidden; |
| 2906 | clip: rect(0,0,0,0); |
| 2907 | border: 0; |
| 2908 | } |
| 2909 | '; |
| 2910 | |
| 2911 | wp_add_inline_style( |
| 2912 | 'media-views', |
| 2913 | $screen_reader_text_style |
| 2914 | ); |
| 2915 | |
| 2916 | add_action( |
| 2917 | 'wp_print_footer_scripts', |
| 2918 | function () { |
| 2919 | if ( function_exists( 'wp_print_media_templates' ) ) { |
| 2920 | wp_print_media_templates(); |
| 2921 | } |
| 2922 | } |
| 2923 | ); |
| 2924 | } |
| 2925 | |
| 2926 | /** |
| 2927 | * Get course/bundle mini info |
| 2928 | * |
| 2929 | * @since 3.0.0 |
| 2930 | * |
| 2931 | * @param object $post Course or bundle post. |
| 2932 | * |
| 2933 | * @return array |
| 2934 | */ |
| 2935 | public static function get_mini_info( object $post ) { |
| 2936 | $is_purchasable = tutor_utils()->is_course_purchasable( $post->ID ); |
| 2937 | $course_price = tutor_utils()->get_raw_course_price( $post->ID ); |
| 2938 | $regular_price = tutor_get_formatted_price( $course_price->regular_price ); |
| 2939 | $sale_price = ! empty( $course_price->sale_price ) ? tutor_get_formatted_price( $course_price->sale_price ) : null; |
| 2940 | |
| 2941 | $info = array( |
| 2942 | 'id' => $post->ID, |
| 2943 | 'title' => $post->post_title, |
| 2944 | 'image' => get_tutor_course_thumbnail_src( 'post-thumbnail', $post->ID ), |
| 2945 | 'is_purchasable' => $is_purchasable, |
| 2946 | 'regular_price' => $regular_price, |
| 2947 | 'sale_price' => $sale_price, |
| 2948 | ); |
| 2949 | |
| 2950 | if ( 'course-bundle' === $post->post_type && tutor_utils()->is_addon_enabled( 'tutor-pro/addons/course-bundle/course-bundle.php' ) ) { |
| 2951 | $info['total_course'] = count( BundleModel::get_bundle_course_ids( $post->ID ) ); |
| 2952 | } |
| 2953 | |
| 2954 | $card_data = apply_filters( 'tutor_add_course_plan_info', $info, $post ); |
| 2955 | |
| 2956 | return $card_data; |
| 2957 | } |
| 2958 | |
| 2959 | /** |
| 2960 | * Get course/bundle card data |
| 2961 | * |
| 2962 | * This method will return all data that contain in |
| 2963 | * course card |
| 2964 | * |
| 2965 | * @since 3.0.0 |
| 2966 | * |
| 2967 | * @param object $post Course or bundle post. |
| 2968 | * |
| 2969 | * @return array |
| 2970 | */ |
| 2971 | public static function get_card_data( object $post ) { |
| 2972 | $info = self::get_mini_info( $post ); |
| 2973 | |
| 2974 | $info['last_updated'] = tutor_i18n_get_formated_date( $post->post_modified_at ); |
| 2975 | $info['course_duration'] = tutor_utils()->get_course_duration( $post->ID, false ); |
| 2976 | $info['total_enrolled'] = tutor_utils()->count_enrolled_users_by_course( $post->ID ); |
| 2977 | |
| 2978 | $card_data = apply_filters( 'tutor_add_course_plan_info', $info, $post ); |
| 2979 | |
| 2980 | return $card_data; |
| 2981 | } |
| 2982 | |
| 2983 | /** |
| 2984 | * Filter user list access for instructor |
| 2985 | * |
| 2986 | * @since 3.0.0 |
| 2987 | * |
| 2988 | * @param bool $access access. |
| 2989 | * |
| 2990 | * @return bool |
| 2991 | */ |
| 2992 | public function user_list_access_for_instructor( $access ) { |
| 2993 | $is_instructor = User::is_instructor(); |
| 2994 | return $access || $is_instructor; |
| 2995 | } |
| 2996 | |
| 2997 | /** |
| 2998 | * Filter user list args for instructor |
| 2999 | * |
| 3000 | * @since 3.0.0 |
| 3001 | * |
| 3002 | * @param array $args args. |
| 3003 | * |
| 3004 | * @return array |
| 3005 | */ |
| 3006 | public function user_list_args_for_instructor( $args ) { |
| 3007 | if ( User::is_instructor() ) { |
| 3008 | if ( isset( $args['fields'] ) && isset( $args['fields']['user_email'] ) ) { |
| 3009 | unset( $args['fields']['user_email'] ); |
| 3010 | } |
| 3011 | } |
| 3012 | |
| 3013 | $filter = json_decode( wp_unslash( $_POST['filter'] ?? '{}' ) );//phpcs:ignore |
| 3014 | if ( isset( $filter->role ) && is_array( $filter->role ) ) { |
| 3015 | $args['role__in'] = array_map( 'sanitize_text_field', $filter->role ); |
| 3016 | } |
| 3017 | |
| 3018 | return $args; |
| 3019 | } |
| 3020 | } |
| 3021 |