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<?php |
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|
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namespace LearnPress\Models; |
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|
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use Exception; |
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use LearnPress\Databases\Course\CourseSectionItemsDB; |
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use LearnPress\Databases\CourseSectionDB; |
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use LearnPress\Filters\Course\CourseSectionItemsFilter; |
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use LearnPress\Filters\CourseSectionFilter; |
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use LearnPress\Models\CourseSectionModel; |
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use LP_Background_Single_Course; |
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use LP_Cache; |
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use LP_Debug; |
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use LP_Section_DB; |
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use LP_Section_Filter; |
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use LP_Section_Items_DB; |
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use LP_Section_Items_Filter; |
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use stdClass; |
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use Throwable; |
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|
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/** |
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* Class CourseSectionModel |
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* |
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* Handle all method about section course |
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* |
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* @package LearnPress/Classes |
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* @version 1.0.0 |
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* @since 4.2.8.6 |
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*/ |
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class CourseSectionItemModel { |
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/** |
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* Auto increment, Primary key |
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* |
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* @var int |
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*/ |
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private $section_item_id = 0; |
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/** |
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* Foreign key, section_id |
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* |
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* @var int |
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*/ |
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public $section_id = ''; |
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/** |
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* Foreign key, item ID (lesson, quiz, etc.) |
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* |
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* @var int |
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*/ |
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public $item_id = 0; |
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/** |
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* Order of the item |
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* |
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* @var int |
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*/ |
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public $item_order = 0; |
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/** |
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* Type of the item |
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* |
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* @var string |
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*/ |
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public $item_type = ''; |
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/** |
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* @var int course id |
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*/ |
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public $section_course_id = 0; |
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|
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/** |
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* If data get from database, map to object. |
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* Else create new object to save data to database. |
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* |
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* @param array|object|mixed $data |
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*/ |
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public function __construct( $data = null ) { |
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if ( $data ) { |
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$this->map_to_object( $data ); |
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} |
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} |
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|
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/** |
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* Map array, object data to CourseSectionModel. |
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* Use for data get from database. |
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* |
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* @param array|object|mixed $data |
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* |
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* @return CourseSectionItemModel |
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*/ |
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public function map_to_object( $data ): CourseSectionItemModel { |
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foreach ( $data as $key => $value ) { |
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if ( property_exists( $this, $key ) ) { |
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$this->{$key} = $value; |
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} |
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} |
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|
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return $this; |
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} |
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|
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/** |
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* Get course model |
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* |
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* @return CourseModel|false |
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*/ |
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public function get_course_model(): ?CourseModel { |
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return CourseModel::find( $this->section_course_id, true ); |
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} |
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|
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/** |
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* Get course post model |
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* |
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* @return false|CoursePostModel |
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*/ |
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public function get_course_post_model(): ?CoursePostModel { |
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$courseModel = $this->get_course_model(); |
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if ( $courseModel ) { |
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return new CoursePostModel( $courseModel ); |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Get section item id |
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* |
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* @return int |
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*/ |
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public function get_section_item_id(): int { |
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return $this->section_item_id; |
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} |
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|
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/** |
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* Get section item by section id and item id. |
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* |
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* @return false|CourseSectionItemModel |
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*/ |
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public static function find( int $section_id, $item_id, $check_cache = true ) { |
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$filter = new CourseSectionItemsFilter(); |
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$filter->section_id = $section_id; |
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$filter->item_id = $item_id; |
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$key_cache = "courseSectionItem/find/{$section_id}/{$item_id}"; |
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$lpSectionCache = new LP_Cache(); |
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|
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// Check cache |
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if ( $check_cache ) { |
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$courseSectionModel = $lpSectionCache->get_cache( $key_cache ); |
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if ( $courseSectionModel instanceof CourseSectionItemModel ) { |
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return $courseSectionModel; |
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} |
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} |
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|
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$courseSectionModel = static::get_item_model_from_db( $filter ); |
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|
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// Set cache |
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if ( $courseSectionModel instanceof CourseSectionItemModel ) { |
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$lpSectionCache->set_cache( $key_cache, $courseSectionModel ); |
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} |
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|
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return $courseSectionModel; |
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} |
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|
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/** |
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* Get data from database. |
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* If not exists, return false. |
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* If exists, return CourseSectionItemModel. |
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* |
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* @param CourseSectionItemsFilter|LP_Section_Items_Filter $filter |
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* |
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* @return CourseSectionItemModel|false|static |
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* @version 1.0.0 |
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*/ |
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public static function get_item_model_from_db( $filter ) { |
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$lp_section_db = CourseSectionItemsDB::getInstance(); |
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$sectionModel = false; |
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|
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try { |
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$lp_section_db->get_query_single_row( $filter ); |
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$query_single_row = $lp_section_db->get_section_items( $filter ); |
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$section_rs = $lp_section_db->wpdb->get_row( $query_single_row ); |
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|
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if ( $section_rs instanceof stdClass ) { |
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$sectionModel = new static( $section_rs ); |
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} |
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} catch ( Throwable $e ) { |
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error_log( __METHOD__ . ': ' . $e->getMessage() ); |
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} |
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|
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return $sectionModel; |
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} |
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|
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/** |
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* Get course ids from item id. |
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* |
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* @param int $item_id |
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* @param string $item_type |
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* |
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* @return array [ stdClass(section_course_id) ] |
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* @version 1.0.0 |
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* @since 4.3.3 |
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*/ |
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public static function get_courses_from_item_id( int $item_id, string $item_type ): array { |
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$lp_section_db = CourseSectionItemsDB::getInstance(); |
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$course_ids = []; |
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|
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try { |
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$filter = new CourseSectionItemsFilter(); |
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$filter->item_id = $item_id; |
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$filter->item_type = $item_type; |
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$filter->run_query_count = false; |
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$filter->only_fields = [ CourseSectionItemsFilter::COL_SECTION_ID ]; |
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$filter->return_string_query = true; |
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|
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$query_get_list_section = $lp_section_db->get_section_items( $filter ); |
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// Find course ids from section ids |
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$courseSectionDB = CourseSectionDB::getInstance(); |
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$filterSection = new CourseSectionFilter(); |
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$filterSection->run_query_count = false; |
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$filterSection->where[] = sprintf( 'AND section_id IN (%s)', $query_get_list_section ); |
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$filterSection->only_fields = [ CourseSectionFilter::COL_SECTION_COURSE_ID ]; |
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$course_ids = $courseSectionDB->get_sections( $filterSection ); |
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|
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if ( ! is_array( $course_ids ) ) { |
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$course_ids = []; |
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} |
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} catch ( Throwable $e ) { |
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LP_Debug::error_log( $e ); |
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} |
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|
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return $course_ids; |
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} |
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|
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/** |
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* Save course data to table learnpress_section_items. |
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* |
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* @throws Exception |
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* @since 4.2.8.6 |
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* @version 1.0.1 |
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*/ |
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public function save(): CourseSectionItemModel { |
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// Check permission |
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$this->check_permission(); |
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|
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$lp_section_items_db = LP_Section_items_DB::getInstance(); |
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|
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$data = get_object_vars( $this ); |
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|
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if ( $data['section_item_id'] === 0 ) { // Insert data. |
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$section_item_id = $lp_section_items_db->insert_data( $data ); |
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$this->section_item_id = $section_item_id; |
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} else { // Update data. |
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$lp_section_items_db->update_data( $data ); |
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} |
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|
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// Clear cache |
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$this->clean_caches(); |
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|
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return $this; |
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} |
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|
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/** |
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* Delete row |
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* |
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* @throws Exception |
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* @since 4.2.8.6 |
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* @version 1.0.1 |
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*/ |
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public function delete() { |
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// Check permission |
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$this->check_permission(); |
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|
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$lp_section_items_db = LP_Section_Items_DB::getInstance(); |
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$filter = new LP_Section_Items_Filter(); |
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$filter->where[] = $lp_section_items_db->wpdb->prepare( 'AND section_item_id = %d', $this->section_item_id ); |
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$filter->collection = $lp_section_items_db->tb_lp_section_items; |
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$lp_section_items_db->delete_execute( $filter ); |
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|
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// Clear cache |
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$this->clean_caches(); |
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} |
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|
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/** |
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* Check permission to handle |
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* |
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* @throws Exception |
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*/ |
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public function check_permission() { |
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$coursePostModel = $this->get_course_post_model(); |
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if ( ! $coursePostModel || ! $coursePostModel->check_capabilities_update() ) { |
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throw new Exception( esc_html__( 'You do not have permission to delete section item.', 'learnpress' ) ); |
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} |
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} |
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|
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/** |
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* Clean caches |
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* |
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* @return void |
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* @throws Exception |
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* @since 4.2.8.6 |
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* @version 1.0.0 |
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*/ |
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public function clean_caches() { |
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// Call background multiple times will not cause any problem. |
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/*$bg = LP_Background_Single_Course::instance(); |
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$bg->data( |
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array( |
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'handle_name' => 'save_post', |
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'course_id' => $this->section_course_id, |
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'data' => [], |
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) |
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)->dispatch();*/ |
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$courseModel = CourseModel::find( $this->section_course_id, true ); |
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$courseModel->sections_items = null; |
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$courseModel->total_items = null; |
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$courseModel->save(); |
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|
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$key_cache = "courseSectionItem/find/{$this->section_id}/{$this->item_id}"; |
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$lp_course_cache = new LP_Cache(); |
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$lp_course_cache->clear( $key_cache ); |
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} |
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} |
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|
