WP_Rewrite::rewrite_rules(): string[]

1276	public function rewrite_rules() {1277		$rewrite = array();1278 1279		if ( empty( $this->permalink_structure ) ) {1280			return $rewrite;1281		}1282 1283		// robots.txt -- only if installed at the root.1284		$home_path      = parse_url( home_url() );1285		$robots_rewrite = ( empty( $home_path['path'] ) || '/' === $home_path['path'] ) ? array( 'robots\.txt$' => $this->index . '?robots=1' ) : array();1286 1287		// favicon.ico -- only if installed at the root.1288		$favicon_rewrite = ( empty( $home_path['path'] ) || '/' === $home_path['path'] ) ? array( 'favicon\.ico$' => $this->index . '?favicon=1' ) : array();1289 1290		// sitemap.xml -- only if installed at the root.1291		$sitemap_rewrite = ( empty( $home_path['path'] ) || '/' === $home_path['path'] ) ? array( 'sitemap\.xml' => $this->index . '??sitemap=index' ) : array();1292 1293		// Old feed and service files.1294		$deprecated_files = array(1295			'.*wp-(atom|rdf|rss|rss2|feed|commentsrss2)\.php$' => $this->index . '?feed=old',1296			'.*wp-app\.php(/.*)?$' => $this->index . '?error=403',1297		);1298 1299		// Registration rules.1300		$registration_pages = array();1301		if ( is_multisite() && is_main_site() ) {1302			$registration_pages['.*wp-signup.php$']   = $this->index . '?signup=true';1303			$registration_pages['.*wp-activate.php$'] = $this->index . '?activate=true';1304		}1305 1306		// Deprecated.1307		$registration_pages['.*wp-register.php$'] = $this->index . '?register=true';1308 1309		// Post rewrite rules.1310		$post_rewrite = $this->generate_rewrite_rules( $this->permalink_structure, EP_PERMALINK );1311 1312		/**1313		 * Filters rewrite rules used for "post" archives.1314		 *1315		 * @since 1.5.01316		 *1317		 * @param string[] $post_rewrite Array of rewrite rules for posts, keyed by their regex pattern.1318		 */1319		$post_rewrite = apply_filters( 'post_rewrite_rules', $post_rewrite );1320 1321		// Date rewrite rules.1322		$date_rewrite = $this->generate_rewrite_rules( $this->get_date_permastruct(), EP_DATE );1323 1324		/**1325		 * Filters rewrite rules used for date archives.1326		 *1327		 * Likely date archives would include `/yyyy/`, `/yyyy/mm/`, and `/yyyy/mm/dd/`.1328		 *1329		 * @since 1.5.01330		 *1331		 * @param string[] $date_rewrite Array of rewrite rules for date archives, keyed by their regex pattern.1332		 */1333		$date_rewrite = apply_filters( 'date_rewrite_rules', $date_rewrite );1334 1335		// Root-level rewrite rules.1336		$root_rewrite = $this->generate_rewrite_rules( $this->root . '/', EP_ROOT );1337 1338		/**1339		 * Filters rewrite rules used for root-level archives.1340		 *1341		 * Likely root-level archives would include pagination rules for the homepage1342		 * as well as site-wide post feeds (e.g. `/feed/`, and `/feed/atom/`).1343		 *1344		 * @since 1.5.01345		 *1346		 * @param string[] $root_rewrite Array of root-level rewrite rules, keyed by their regex pattern.1347		 */1348		$root_rewrite = apply_filters( 'root_rewrite_rules', $root_rewrite );1349 1350		// Comments rewrite rules.1351		$comments_rewrite = $this->generate_rewrite_rules( $this->root . $this->comments_base, EP_COMMENTS, false, true, true, false );1352 1353		/**1354		 * Filters rewrite rules used for comment feed archives.1355		 *