Give default value to last parameter due to it being required after an optional parameter

Author: gertvdb

lib/cache/sfCache.class.php

@@ -3,7 +3,7 @@
 /*
  * This file is part of the symfony package.
  * (c) 2004-2006 Fabien Potencier <[email protected]>
- * 
+ *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
@@ -64,7 +64,7 @@ abstract public function has($id, $namespace = self::DEFAULT_NAMESPACE, $doNotTe
   *
   * @return boolean true if no problem
   */
-  abstract public function set($id, $namespace = self::DEFAULT_NAMESPACE, $data);
+  abstract public function set($id, $namespace = self::DEFAULT_NAMESPACE, $data = '');
 
  /**
   * Removes a content from the cache.

lib/cache/sfFileCache.class.php

@@ -289,7 +289,7 @@ public function has($id, $namespace = self::DEFAULT_NAMESPACE, $doNotTestCacheVa
   *
   * @see sfCache
   */
-  public function set($id, $namespace = self::DEFAULT_NAMESPACE, $data)
+  public function set($id, $namespace = self::DEFAULT_NAMESPACE, $data = '')
   {
     list($path, $file) = $this->getFileName($id, $namespace);
 

lib/cache/sfSQLiteCache.class.php

@@ -3,7 +3,7 @@
 /*
  * This file is part of the symfony package.
  * (c) 2004-2006 Fabien Potencier <[email protected]>
- * 
+ *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
@@ -217,7 +217,7 @@ public function has($id, $namespace = self::DEFAULT_NAMESPACE, $doNotTestCacheVa
 
     return sqlite_num_rows(sqlite_query($statement, $this->conn)) ? true : false;
   }
-  
+
  /**
   * Saves some data in the cache.
   *
@@ -229,7 +229,7 @@ public function has($id, $namespace = self::DEFAULT_NAMESPACE, $doNotTestCacheVa
   *
   * @see sfCache
   */
-  public function set($id, $namespace = self::DEFAULT_NAMESPACE, $data)
+  public function set($id, $namespace = self::DEFAULT_NAMESPACE, $data = '')
   {
     if ($this->automaticCleaningFactor > 0)
     {