initial commit

hamrokhaanpaan/wp-content/__plugins/wp-optimize/optimizations/attachments.php

@@ -0,0 +1,109 @@
+<?php
+
+if (!defined('WPO_VERSION')) die('No direct access allowed');
+
+/**
+ * Class WP_Optimization_attachments
+ */
+class WP_Optimization_attachments extends WP_Optimization {
+
+	public $ui_sort_order = 4500;
+
+	public $available_for_auto = false;
+
+	public $auto_default = false;
+
+	/**
+	 * Display or hide optimization in optimizations list.
+	 *
+	 * @return bool
+	 */
+	public function display_in_optimizations_list() {
+		return false;
+	}
+
+	/**
+	 * Do actions after optimize() function.
+	 */
+	public function after_optimize() {
+
+		$message = sprintf(_n('%s orphaned attachment deleted', '%s orphaned attachments deleted', $this->processed_count, 'wp-optimize'), number_format_i18n($this->processed_count));
+
+		if ($this->is_multisite_mode()) {
+			$message .= ' '.sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids));
+		}
+
+		$this->logger->info($message);
+		$this->register_output($message);
+
+	}
+
+	/**
+	 * Do optimization.
+	 */
+	public function optimize() {
+
+		$sql = "SELECT p.ID FROM `".$this->wpdb->posts."` p LEFT JOIN `".$this->wpdb->posts."` pp ON pp.ID = p.post_parent WHERE p.post_parent > 0 AND p.post_type = 'attachment' AND pp.ID IS NULL;";
+
+		$attachment_ids = $this->wpdb->get_col($sql);
+		$count_ids = count($attachment_ids);
+
+		if ($count_ids > 0) {
+			foreach ($attachment_ids as $attachment_id) {
+				wp_delete_attachment($attachment_id, true);
+			}
+		}
+
+		$this->processed_count += $count_ids;
+
+	}
+
+	/**
+	 * Do actions after get_info() function.
+	 */
+	public function after_get_info() {
+
+		if ($this->found_count) {
+			$message = sprintf(_n('%s orphaned attachment found', '%s orphaned attachments found', $this->found_count, 'wp-optimize'), number_format_i18n($this->found_count));
+		} else {
+			$message = __('No orphaned attachments found', 'wp-optimize');
+		}
+
+		if ($this->is_multisite_mode()) {
+			$message .= ' '.sprintf(_n('across %s site', 'across %s sites', count($this->blogs_ids), 'wp-optimize'), count($this->blogs_ids));
+		}
+
+		$this->register_output($message);
+
+	}
+	/**
+	 * Estimate count of unoptimized items.
+	 */
+	public function get_info() {
+
+		$sql = "SELECT COUNT(*) FROM `" . $this->wpdb->posts . "` p LEFT JOIN `" . $this->wpdb->posts . "` pp ON pp.ID = p.post_parent WHERE p.post_parent > 0 AND p.post_type = 'attachment' AND pp.ID IS NULL;";
+		$postmeta = $this->wpdb->get_var($sql);
+
+		$this->found_count += $postmeta;
+
+	}
+
+	/**
+	 * Returns settings label
+	 *
+	 * @return string|void
+	 */
+	public function settings_label() {
+		return __('Remove orphaned attachments', 'wp-optimize');
+	}
+	
+	/**
+	 * Return description
+	 * N.B. This is not currently used; it was commented out in 1.9.1
+	 *
+	 * @return string|void
+	 */
+	public function get_auto_option_description() {
+		return __('Remove orphaned attachments', 'wp-optimize');
+	}
+}