wp_doc_link_parse

Source code

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 );

	$functions = array();

	$ignore_functions = array();

	for ( $t = 0, $count = count( $tokens ); $t < $count; $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 );

	$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;

}