Index: branches/RC/core/kernel/application.php
===================================================================
diff -u -N -r11538 -r11546
--- branches/RC/core/kernel/application.php	(.../application.php)	(revision 11538)
+++ branches/RC/core/kernel/application.php	(.../application.php)	(revision 11546)
@@ -2635,6 +2635,36 @@
 	}
 
 	/**
+	 * Checks, that given prefix is in temp mode
+	 *
+	 * @param string $prefix
+	 * @return bool
+	 */
+	function IsTempMode($prefix, $special = '')
+	{
+		$top_prefix = $this->Application->GetTopmostPrefix($prefix);
+
+		$var_names = Array (
+			$top_prefix,
+			rtrim($top_prefix . '_' . $special, '_'), // from post
+			rtrim($top_prefix . '.' . $special, '.'), // assembled locally
+		);
+
+		$var_names = array_unique($var_names);
+
+		$temp_mode = false;
+		foreach ($var_names as $var_name) {
+			$value = $this->Application->GetVar($var_name . '_mode');
+			if ($value && (substr($value, 0, 1) == 't')) {
+				$temp_mode = true;
+				break;
+			}
+		}
+
+		return $temp_mode;
+	}
+
+	/**
 	 * Return live table name based on temp table name
 	 *
 	 * @param string $temp_table