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<?php |
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/** |
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* Class LP_Modal_Search_Items. |
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* |
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* @author ThimPress |
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* @package LearnPress/Classes |
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* @version 3.0.0 |
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*/ |
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|
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/** |
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* Prevent loading this file directly |
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*/ |
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defined( 'ABSPATH' ) || exit(); |
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|
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if ( ! class_exists( 'LP_Modal_Search_Items' ) ) { |
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|
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/** |
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* Class LP_Modal_Search_Items |
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*/ |
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class LP_Modal_Search_Items { |
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|
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/** |
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* @var array |
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*/ |
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protected $_options = array(); |
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|
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/** |
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* @var array |
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*/ |
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protected $_query_args = array(); |
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|
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/** |
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* @var array |
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*/ |
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protected $_items = array(); |
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|
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/** |
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* @var bool |
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*/ |
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protected $_changed = true; |
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|
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/** |
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* LP_Modal_Search_Items constructor. |
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* |
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* @param string $options |
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*/ |
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public function __construct( $options = '' ) { |
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add_action( 'admin_print_footer_scripts', array( $this, 'js_template' ) ); |
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|
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$this->_options = apply_filters( |
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'learn-press/modal-search-items-args', |
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wp_parse_args( |
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$options, |
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array( |
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'type' => '', |
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'context' => '', |
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'context_id' => '', |
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'exclude' => '', |
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'term' => '', |
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'add_button' => __( 'Add', 'learnpress' ), |
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'close_button' => __( 'Close', 'learnpress' ), |
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'title' => __( 'Search items', 'learnpress' ), |
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'limit' => 10, |
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'paged' => 1, |
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) |
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) |
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); |
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|
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if ( is_string( $this->_options['exclude'] ) ) { |
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$this->_options['exclude'] = explode( ',', $this->_options['exclude'] ); |
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} |
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|
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add_filter( 'learn-press/modal-search-items/exclude', array( $this, 'exclude_items' ), 10, 4 ); |
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add_filter( 'learn-press/modal-search-items/args', array( $this, 'query_args' ), 10, 3 ); |
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} |
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|
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/** |
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* Build query args from object options and get posts. |
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* |
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* @return array |
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*/ |
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protected function _get_items(): array { |
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$user_id = get_current_user_id(); |
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|
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$term = $this->_options['term']; |
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$type = $this->_options['type']; |
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$context = $this->_options['context']; |
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$context_id = $this->_options['context_id']; |
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|
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$exclude = array_unique( (array) apply_filters( 'learn-press/modal-search-items/exclude', $this->_options['exclude'], $type, $context, $context_id ) ); |
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|
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if ( is_array( $exclude ) ) { |
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$exclude = array_map( 'intval', $exclude ); |
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} |
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|
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$paged = max( 1, $this->_options['paged'] ); |
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|
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$args = array( |
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'post_type' => array( $type ), |
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'post_status' => 'publish', |
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'order' => 'ASC', |
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'orderby' => 'parent title', |
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'exclude' => $exclude, |
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'posts_per_page' => $this->_options['limit'], |
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'offset' => ( $paged - 1 ) * $this->_options['limit'], |
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); |
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|
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$context_id = apply_filters( 'learn-press/modal-search-items/context-id', $context_id, $context ); |
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if ( $context_id ) { |
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// Admin can get all items |
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if ( ! user_can( $user_id, 'administrator' ) ) { |
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$args['author'] = get_post_field( 'post_author', $context_id ); |
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} |
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} |
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|
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if ( $term ) { |
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$args['s'] = $term; |
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} |
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|
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$this->_query_args = apply_filters( 'learn-press/modal-search-items/args', $args, $context, $context_id ); |
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|
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$posts = get_posts( $this->_query_args ); |
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|
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if ( $posts ) { |
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$this->_items = wp_list_pluck( $posts, 'ID' ); |
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} |
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|
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return $this->_items; |
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} |
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|
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/** |
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* Get the items |
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* |
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* @return array |
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*/ |
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public function get_items() { |
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if ( $this->_changed ) { |
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$this->_get_items(); |
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} |
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|
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return $this->_items; |
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} |
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|
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/** |
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* Get pagination in html. |
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* |
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* @param bool $html |
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* |
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* @return array|string |
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*/ |
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function get_pagination( $html = true ) { |
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$pagination = ''; |
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$items = $this->get_items(); |
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|
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if ( $items ) { |
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$args = $this->_query_args; |
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|
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if ( ! empty( $args['exclude'] ) ) { |
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$args['post__not_in'] = $args['exclude']; |
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} |
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|
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$q = new WP_Query( $args ); |
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|
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if ( $this->_options['paged'] && $q->max_num_pages > 1 ) { |
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$pagenum_link = html_entity_decode( get_pagenum_link() ); |
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|
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$query_args = array(); |
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$url_parts = explode( '?', $pagenum_link ); |
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|
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if ( isset( $url_parts[1] ) ) { |
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wp_parse_str( $url_parts[1], $query_args ); |
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} |
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|
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$pagenum_link = esc_url_raw( remove_query_arg( array_keys( $query_args ), $pagenum_link ) ); |
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$pagenum_link = trailingslashit( $pagenum_link ) . '%_%'; |
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|
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$pagination = array( |
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'base' => $pagenum_link, |
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'total' => $q->max_num_pages, |
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'current' => max( 1, $this->_options['paged'] ), |
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'mid_size' => 1, |
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'add_args' => array_map( 'urlencode', $query_args ), |
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'prev_text' => __( '<', 'learnpress' ), |
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'next_text' => __( '>', 'learnpress' ), |
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'type' => '', |
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); |
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|
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if ( $html ) { |
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$pagination = paginate_links( $pagination ); |
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} |
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} |
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$this->_changed = false; |
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} |
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|
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return $pagination; |
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} |
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|
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/** |
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* Return string of list items |
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* |
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* @return string |
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*/ |
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public function get_html_items() { |
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ob_start(); |
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$items = $this->get_items(); |
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|
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if ( $items ) { |
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foreach ( $items as $id => $item ) { |
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$type = get_post_type( $item ); |
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$type_object = get_post_type_object( $type ); |
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$type_name = $type_object ? $type_object->labels->singular_name : ''; |
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printf( |
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' |
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<li class="%s" data-id="%2$d" data-type="%4$s" data-text="%3$s"> |
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<label> |
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<input type="checkbox" value="%2$d" name="selectedItems[]"> |
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<span class="lp-item-text">%3$s (%5$s - #%6$s)</span> |
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</label> |
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</li> |
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', |
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'lp-result-item', |
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$item, |
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esc_attr( get_the_title( $item ) ), |
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$type, |
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$type_name, |
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$item |
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); |
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} |
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} else { |
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|
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// @since 3.0.0 |
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$item_not_found = apply_filters( 'learn-press/modal-search-items/not-found', __( 'No item found', 'learnpress' ), $this->_options['type'] ); |
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|
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echo '<li>' . $item_not_found . '</li>'; |
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} |
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|
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return ob_get_clean(); |
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} |
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|
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/** |
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* JS Modal template. |
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*/ |
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public function js_template() { |
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$view = learn_press_get_admin_view( 'modal-search-items' ); |
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include $view; |
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} |
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|
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/** |
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* @param array $args |
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* @param string $context |
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* @param string $context_id |
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* |
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* @return mixed |
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*/ |
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public static function query_args( $args, $context, $context_id ) { |
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if ( ( LP_ORDER_CPT === get_post_type( $context_id ) ) && ( LP_COURSE_CPT === $args['post_type'] ) ) { |
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if ( ! empty( $args['author'] ) ) { |
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unset( $args['author'] ); |
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} |
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} |
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|
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return $args; |
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} |
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|
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/** |
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* Filter to exclude the items has already added to it's parent. |
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* Each item only use one time |
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* |
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* @param $exclude |
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* @param $type |
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* @param string $context |
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* @param null $context_id |
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* |
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* @return array |
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*/ |
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public static function exclude_items( $exclude, $type, $context = '', $context_id = null ) { |
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global $wpdb; |
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|
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$used_items = array(); |
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|
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switch ( $type ) { |
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case 'lp_lesson': |
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case 'lp_quiz': |
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$query = $wpdb->prepare( |
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" |
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SELECT item_id |
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FROM {$wpdb->prefix}learnpress_section_items si |
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INNER JOIN {$wpdb->prefix}learnpress_sections s ON s.section_id = si.section_id |
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INNER JOIN {$wpdb->posts} p ON p.ID = s.section_course_id |
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WHERE %d |
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AND p.post_type = %s |
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", |
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1, |
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LP_COURSE_CPT |
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); |
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$used_items = $wpdb->get_col( $query ); |
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break; |
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case 'lp_question': |
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$query = $wpdb->prepare( |
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" |
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SELECT question_id |
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FROM {$wpdb->prefix}learnpress_quiz_questions AS qq |
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INNER JOIN {$wpdb->posts} q ON q.ID = qq.quiz_id |
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WHERE %d |
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AND q.post_type = %s |
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", |
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1, |
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LP_QUIZ_CPT |
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); |
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$used_items = $wpdb->get_col( $query ); |
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break; |
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|
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} |
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|
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if ( $used_items && $exclude ) { |
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$exclude = array_merge( $exclude, $used_items ); |
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} elseif ( $used_items ) { |
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$exclude = $used_items; |
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} |
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|
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return is_array( $exclude ) ? array_unique( $exclude ) : array(); |
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} |
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|
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/** |
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* @param $message |
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* @param $type |
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* |
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* @return string |
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*/ |
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public static function items_not_found( $message, $type ) { |
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switch ( $type ) { |
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case LP_LESSON_CPT: |
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$message = __( 'There are no available lessons for this course, please use ', 'learnpress' ); |
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$message .= '<a target="_blank" href="' . admin_url( 'post-new.php?post_type=lp_lesson' ) . '">' . esc_html__( 'Add new item', 'learnpress' ) . '</a>'; |
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break; |
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case LP_QUIZ_CPT: |
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$message = __( 'There are no available quizzes for this course, please use ', 'learnpress' ); |
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$message .= '<a target="_blank" href="' . admin_url( 'post-new.php?post_type=lp_quiz' ) . '">' . esc_html__( 'Add new item', 'learnpress' ) . '</a>'; |
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break; |
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case LP_QUESTION_CPT: |
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$message = __( 'There are no available questions for this quiz, please use ', 'learnpress' ); |
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$message .= '<a target="_blank" href="' . admin_url( 'post-new.php?post_type=lp_question' ) . '">' . esc_html__( 'Add new item', 'learnpress' ) . '</a>'; |
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break; |
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} |
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|
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return $message; |
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} |
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|
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/** |
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* @return bool|LP_Modal_Search_Items |
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*/ |
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public static function instance() { |
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static $instance = false; |
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if ( ! $instance ) { |
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$instance = new self(); |
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} |
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|
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return $instance; |
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} |
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} |
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} |
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|
