A WordPress-centric search engine for devs and theme authors



wp_doc_link_parse ›

Since2.8.0
Deprecatedn/a
wp_doc_link_parse ( $content )
Parameters:
  • (string) $content
    Required: Yes
Returns:
  • (array)
Defined at:
Codex:

No description yet.



Source

function wp_doc_link_parse( $content ) {
	if ( ! is_string( $content ) || empty( $content ) ) {
		return array();
	}

	if ( ! function_exists( 'token_get_all' ) ) {
		return array();
	}

	$tokens           = token_get_all( $content );
	$count            = count( $tokens );
	$functions        = array();
	$ignore_functions = array();
	for ( $t = 0; $t < $count - 2; $t++ ) {
		if ( ! is_array( $tokens[ $t ] ) ) {
			continue;
		}

		if ( T_STRING == $tokens[ $t ][0] && ( '(' == $tokens[ $t + 1 ] || '(' == $tokens[ $t + 2 ] ) ) {
			// If it's a function or class defined locally, there's not going to be any docs available
			if ( ( isset( $tokens[ $t - 2 ][1] ) && in_array( $tokens[ $t - 2 ][1], array( 'function', 'class' ) ) ) || ( isset( $tokens[ $t - 2 ][0] ) && T_OBJECT_OPERATOR == $tokens[ $t - 1 ][0] ) ) {
				$ignore_functions[] = $tokens[ $t ][1];
			}
			// Add this to our stack of unique references
			$functions[] = $tokens[ $t ][1];
		}
	}

	$functions = array_unique( $functions );
	sort( $functions );

	/**
	 * Filters the list of functions and classes to be ignored from the documentation lookup.
	 *
	 * @since 2.8.0
	 *
	 * @param string[] $ignore_functions Array of names of functions and classes to be ignored.
	 */
	$ignore_functions = apply_filters( 'documentation_ignore_functions', $ignore_functions );

	$ignore_functions = array_unique( $ignore_functions );

	$out = array();
	foreach ( $functions as $function ) {
		if ( in_array( $function, $ignore_functions ) ) {
			continue;
		}
		$out[] = $function;
	}

	return $out;
}