new method to save language ini

administrator/components/com_languages/models/override.php

@@ -179,16 +179,8 @@ public function save($data, $opposite_client = false)
 			$strings = array($data['key'] => $data['override']) + $strings;
 		}
 
-		foreach ($strings as $key => $string)
-		{
-			$strings[$key] = str_replace('"', '"_QQ_"', $string);
-		}
-
 		// Write override.ini file with the strings.
-		$registry = new Registry($strings);
-		$reg = $registry->toString('INI');
-
-		if (!JFile::write($filename, $reg))
+		if (JLanguageHelper::saveToIniFile($filename, $strings) === false)
 		{
 			return false;
 		}

administrator/components/com_languages/models/overrides.php

@@ -265,18 +265,8 @@ public function delete($cids)
 			}
 		}
 
-		foreach ($strings as $key => $string)
-		{
-			$strings[$key] = str_replace('"', '"_QQ_"', $string);
-		}
-
-		// Write override.ini file with the left strings.
-		$registry = new Registry($strings);
-		$reg = $registry->toString('INI');
-
-		$filename = constant('JPATH_' . $client) . '/language/overrides/' . $this->getState('filter.language') . '.override.ini';
-
-		if (!JFile::write($filename, $reg))
+		// Write override.ini file with the strings.
+		if (JLanguageHelper::saveToIniFile($filename, $strings) === false)
 		{
 			return false;
 		}

libraries/joomla/language/helper.php

@@ -380,4 +380,30 @@ public static function getContentLanguages($checkPublished = true, $checkInstall
 
 		return $languages;
 	}
+
+	/**
+	 * Save strings to a language file.
+	 *
+	 * @param   string  $filename  The language ini file path.
+	 * @param   array   $strings   The array of strings.
+	 *
+	 * @return  boolean  True if saved, false otherwise.
+	 *
+	 * @since   __DEPLOY_VERSION__
+	 */
+	public static function saveToIniFile($filename, array $strings)
+	{
+		JLoader::register('JFile', JPATH_LIBRARIES . '/joomla/filesystem/file.php');
+
+		// Escape double quotes.
+		foreach ($strings as $key => $string)
+		{
+			$strings[$key] = addcslashes($string, '"');
+		}
+
+		// Write override.ini file with the strings.
+		$registry = new Registry($strings);
+
+		return JFile::write($filename, $registry->toString('INI'));
+	}
 }