-
- // SimpleXml whines about the xmlns...
- wfSuppressWarnings();
- $xml = simplexml_load_file( $entries );
- wfRestoreWarnings();
-
- if( $xml ) {
- foreach( $xml->entry as $entry ) {
- if( $xml->entry[0]['name'] == '' ) {
- // The directory entry should always have a revision marker.
- if( $entry['revision'] ) {
- return intval( $entry['revision'] );
+
+ if( !file_exists( $entries ) ) {
+ return false;
+ }
+
+ $content = file( $entries );
+
+ // check if file is xml (subversion release <= 1.3) or not (subversion release = 1.4)
+ if( preg_match( '/^<\?xml/', $content[0] ) ) {
+ // subversion is release <= 1.3
+ if( !function_exists( 'simplexml_load_file' ) ) {
+ // We could fall back to expat... YUCK
+ return false;
+ }
+
+ // SimpleXml whines about the xmlns...
+ wfSuppressWarnings();
+ $xml = simplexml_load_file( $entries );
+ wfRestoreWarnings();
+
+ if( $xml ) {
+ foreach( $xml->entry as $entry ) {
+ if( $xml->entry[0]['name'] == '' ) {
+ // The directory entry should always have a revision marker.
+ if( $entry['revision'] ) {
+ return intval( $entry['revision'] );
+ }