+// For PHP < 5.2.0
+if ( !function_exists('json_encode') ) {
+ function json_encode( $string ) {
+ global $wp_json;
+
+ if ( !is_a($wp_json, 'Services_JSON') ) {
+ require_once( 'class-json.php' );
+ $wp_json = new Services_JSON();
+ }
+
+ return $wp_json->encodeUnsafe( $string );
+ }
+}
+
+if ( !function_exists('json_decode') ) {
+ function json_decode( $string ) {
+ global $wp_json;
+
+ if ( !is_a($wp_json, 'Services_JSON') ) {
+ require_once( 'class-json.php' );
+ $wp_json = new Services_JSON();
+ }
+
+ return $wp_json->decode( $string );
+ }
+}
+
+// pathinfo that fills 'filename' without extension like in PHP 5.2+
+function pathinfo52($path) {
+ $parts = pathinfo($path);
+ if ( !isset($parts['filename']) ) {
+ $parts['filename'] = substr( $parts['basename'], 0, strrpos($parts['basename'], '.') );
+ if ( empty($parts['filename']) ) // there's no extension
+ $parts['filename'] = $parts['basename'];
+ }
+ return $parts;
+}