RegExp to parse Subversion Id Tag

/**
 * Regular Expression to match the component parts of svn:keywords $Id$
 * after Subversion server rewrites it post-commit
 *
 * $Id: somefile.php 693 2011-06-16 00:48:47Z jdoe $
 *
 * $1 = 'somefile.php' // filename
 * $2 = '693'  // revision number
 * $3 = '2011-06-16'  // last committed date
 * $4 = '00:48:47'  // last committed time
 * $5 = 'jdoe'   // author/committer
 *
 */


\$Id: ([a-zA-Z0-9\.\-:]+) ([0-9]+) ([0-9\-]+) ([0-9\:]+)Z ([a-zA-Z]+) \$