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<?php |
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|
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if (!defined('WPO_VERSION')) die('No direct access allowed'); |
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|
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class WP_Optimization_trackbacks extends WP_Optimization { |
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|
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public $ui_sort_order = 7000; |
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|
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public $available_for_saving = true; |
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|
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/** |
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* Prepare data for preview widget. |
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* |
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* @param array $params |
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* |
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* @return array |
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*/ |
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public function preview($params) { |
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|
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// get data requested for preview. |
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$sql = $this->wpdb->prepare( |
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"SELECT comment_ID, comment_author, SUBSTR(comment_content, 1, 128) AS comment_content". |
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" FROM `" . $this->wpdb->comments . "`". |
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" WHERE comment_type = 'trackback'". |
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" ORDER BY `comment_ID` LIMIT %d, %d;", |
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array( |
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$params['offset'], |
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$params['limit'], |
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) |
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); |
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|
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$posts = $this->wpdb->get_results($sql, ARRAY_A); |
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|
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// fix empty revision titles. |
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if (!empty($posts)) { |
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foreach ($posts as $key => $post) { |
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$posts[$key]['post_title'] = array( |
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'text' => '' == $post['post_title'] ? '('.__('no title', 'wp-optimize').')' : $post['post_title'], |
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'url' => get_edit_post_link($post['ID']), |
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); |
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} |
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} |
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|
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// get total count comments for optimization. |
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$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->comments . "` WHERE comment_type = 'trackback';"; |
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|
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$total = $this->wpdb->get_var($sql); |
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|
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return array( |
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'id_key' => 'comment_ID', |
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'columns' => array( |
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'comment_ID' => __('ID', 'wp-optimize'), |
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'comment_author' => __('Author', 'wp-optimize'), |
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'comment_content' => __('Comment', 'wp-optimize'), |
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), |
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'offset' => $params['offset'], |
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'limit' => $params['limit'], |
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'total' => $total, |
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'data' => $this->htmlentities_array($posts, array('comment_ID')), |
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'message' => $total > 0 ? '' : __('No trackbacks found', 'wp-optimize'), |
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); |
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} |
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|
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/** |
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* Do actions after optimize() function. |
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*/ |
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public function after_optimize() { |
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$message = sprintf(_n('%s trackback deleted', '%s trackbacks deleted', $this->processed_count, 'wp-optimize'), number_format_i18n($this->processed_count)); |
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|
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if ($this->is_multisite_mode()) { |
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$message .= ' '. sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids)); |
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} |
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|
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// add preview link for output. |
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if (0 != $this->found_count && null != $this->found_count) { |
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$message = $this->get_preview_link($message); |
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} |
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|
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$this->logger->info($message); |
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$this->register_output($message); |
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} |
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|
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/** |
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* Do optimization. |
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*/ |
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public function optimize() { |
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$clean = "DELETE c, cm FROM `" . $this->wpdb->comments . "` c LEFT JOIN `" . $this->wpdb->commentmeta . "` cm ON c.comment_ID = cm.comment_id WHERE comment_type = 'trackback'"; |
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|
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// if posted ids in params, then remove only selected items. used by preview widget. |
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if (isset($this->data['ids'])) { |
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$clean .= ' AND comment_ID in ('.join(',', $this->data['ids']).')'; |
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} |
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|
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$clean .= ";"; |
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|
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$comments = $this->query($clean); |
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$this->processed_count += $comments; |
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|
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// update comment count |
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$update = "UPDATE `" . $this->wpdb->posts . "` as p |
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INNER JOIN (SELECT comment_post_ID as cid, COUNT(comment_post_ID) as cc |
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FROM `" . $this->wpdb->comments . "` GROUP BY comment_post_ID) AS c ON p.ID = c.cid |
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SET p.comment_count = c.cc |
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WHERE p.ID = c.cid"; |
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$this->query($update); |
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} |
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|
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/** |
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* Do actions after get_info() function. |
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*/ |
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public function after_get_info() { |
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if ($this->found_count) { |
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$message = sprintf(_n('%s Trackback found', '%s Trackbacks found', $this->found_count, 'wp-optimize'), number_format_i18n($this->found_count)); |
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} else { |
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$message = __('No trackbacks found', 'wp-optimize'); |
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} |
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|
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if ($this->is_multisite_mode()) { |
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$message .= ' ' . sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids)); |
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} |
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|
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$this->register_output($message); |
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} |
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|
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public function get_info() { |
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$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->comments . "` WHERE comment_type='trackback';"; |
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|
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$comments = $this->wpdb->get_var($sql); |
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$this->found_count += $comments; |
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} |
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|
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public function settings_label() { |
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return __('Remove trackbacks', 'wp-optimize'); |
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} |
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} |
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|
