_handle_shortcode( extract(ComicPressRelatedPosts::_handle_shortcode_attrs($attrs)), __('Related Comics ¬', 'comicpress'), true ); } function display_related_posts($attrs = '') { $rp = new ComicPressRelatedPosts(); return $rp->_handle_shortcode( extract(ComicPressRelatedPosts::_handle_shortcode_attrs($attrs)), __('Related Posts ¬', 'comicpress'), false ); } function _handle_shortcode($attrs, $title, $is_in_storyline) { global $post; if (is_object($post)) { if (isset($post->ID)) { $this->_setup_categories($is_in_storyline); $tags = $this->_extract_tag_ids($post->ID); if (!empty($tags)) { $posts = $this->_do_tags_query($post->ID, $tags, $attrs['limit']); if (!empty($posts)) { return $this->build_post_table($title, $posts); } } } } return ''; } function _handle_shortcode_attrs($attrs) { return shortcode_atts(array( 'limit' => '5', ), $attrs); } function _new_comicpressstoryline() { return new ComicPressStoryline(); } function _setup_categories($is_in_storyline = true) { $storyline = new ComicPressStoryline(); $storyline->read_from_options(); $storyline_categories = $storyline->build_from_restrictions(); if ($is_in_storyline) { $this->related_categories = $storyline_categories; } else { $this->related_categories = array_diff(get_all_category_ids(), $storyline_categories); } } function build_post_table($title, $posts) { $output = array(); if (!empty($posts)) { $output[] = '

'; $output[] = '

' . $title . '

'; $output[] = '

' . esc_html(get_the_title($post)) . '

'; $output[] = '

'; } return implode('', $output); } function _extract_tag_ids($post_id) { $output = array(); foreach (wp_get_post_tags($post_id) as $tag) { $output[] = $tag->term_id; } return $output; } // @codeCoverageIgnoreStart function _do_tags_query($post_id, $tags = array(), $limit = 5) { global $wpdb; if (!empty($tags)) { if (empty($limit)) { $limit = 5; } // Do the query $q = "SELECT p.*, count(tr.object_id) as count FROM $wpdb->term_taxonomy AS tt, $wpdb->term_relationships AS tr, $wpdb->posts AS p WHERE tt.taxonomy ='post_tag' AND tt.term_taxonomy_id = tr.term_taxonomy_id AND tr.object_id = p.ID AND tt.term_id IN (%s) AND p.ID != %d AND p.post_status = 'publish' AND p.post_date < NOW() GROUP BY tr.object_id ORDER BY count DESC, p.post_date DESC LIMIT %d"; return $wpdb->get_results($wpdb->prepare($q, implode(',', $tags), $post_id, $limit)); } return false; } // @codeCoverageIgnoreEnd } add_shortcode('related_posts', array('ComicPressRelatedPosts', 'display_related_posts')); add_shortcode('related_comics', array('ComicPressRelatedPosts', 'display_related_comics'));