staylor / WordPress

 * @param string $content The content to modify.

 * @return string The de-slashed content.

 */

function deslash($content) {

	// Note: \\\ inside a regex denotes a single backslash.

	/*

	 * Replace one or more backslashes followed by a single quote with

	 * a single quote.

	 */

	$content = preg_replace("/\\\+'/", "'", $content);

	/*

	 * Replace one or more backslashes followed by a double quote with

	 * a double quote.

	 */

	$content = preg_replace('/\\\+"/', '"', $content);

	// Replace one or more backslashes with one backslash.

	$content = preg_replace("/\\\+/", "\\", $content);

	return $content;

}

/**

 * Modifies the database based on specified SQL statements.

 * @param string $content XML-RPC XML Request content.

 * @return string XMLRPC XML Request content without title and category elements.

 */

function xmlrpc_removepostdata( $content ) {

	$content = preg_replace( '/<title>(.+?)<\/title>/si', '', $content );

	$content = preg_replace( '/<category>(.+?)<\/category>/si', '', $content );

	$content = trim( $content );

	return $content;

}

/**

 * Use RegEx to extract URLs from arbitrary content.