add wp-rocket

wp-content/plugins/wp-rocket/inc/classes/traits/trait-config-updater.php

@@ -0,0 +1,65 @@
+<?php
+namespace WP_Rocket\Traits;
+
+trait Config_Updater {
+	/**
+	 * Update htaccess and WP Rocket config file if the option was modified.
+	 *
+	 * @since 3.1
+	 * @author Remy Perona
+	 *
+	 * @param string $old_value Option's previous value.
+	 * @param string $value     Option's new value.
+	 * @return void
+	 */
+	public function after_update_single_option( $old_value, $value ) {
+		if ( $old_value !== $value ) {
+			$this->flush_htaccess();
+			$this->generate_config_file();
+		}
+	}
+
+	/**
+	 * Sets the htaccess update request
+	 *
+	 * @since 3.1
+	 * @author Remy Perona
+	 *
+	 * @return void
+	 */
+	protected function flush_htaccess() {
+		wp_cache_set( 'rocket_flush_htaccess', 1 );
+	}
+
+	/**
+	 * Sets WP Rocket config file update request
+	 *
+	 * @since 3.1
+	 * @author Remy Perona
+	 *
+	 * @return void
+	 */
+	protected function generate_config_file() {
+		wp_cache_set( 'rocket_generate_config_file', 1 );
+	}
+
+	/**
+	 * Performs the files update if requested
+	 *
+	 * @since 3.1
+	 * @author Remy Perona
+	 *
+	 * @return void
+	 */
+	public function maybe_update_config() {
+		if ( wp_cache_get( 'rocket_flush_htaccess' ) ) {
+			flush_rocket_htaccess();
+			wp_cache_delete( 'rocket_flush_htaccess' );
+		}
+
+		if ( wp_cache_get( 'rocket_generate_config_file' ) ) {
+			\rocket_generate_config_file();
+			wp_cache_delete( 'rocket_generate_config_file' );
+		}
+	}
+}