Index: core/kernel/globals.php
===================================================================
--- core/kernel/globals.php
+++ core/kernel/globals.php
@@ -928,6 +928,75 @@
 
 		throw new InvalidArgumentException(sprintf('Unknown escape strategy "%s"', $strategy));
 	}
+
+	/**
+	 * Mark a method as deprecated and inform when it has been used.
+	 *
+	 * The current behavior is to trigger a user deprecation notice in Debug Mode.
+	 * This method is to be used in every method that is deprecated.
+	 *
+	 * @param string      $method      The method that was called.
+	 * @param string      $version     The version that deprecated the method.
+	 * @param string|null $replacement The method that should have been called.
+	 *
+	 * @return void
+	 */
+	public static function deprecatedMethod($method, $version, $replacement = null)
+	{
+		$application =& kApplication::Instance();
+
+		if ( !$application->isDebugMode() ) {
+			return;
+		}
+
+		$msg = '%1$s is <strong>deprecated</strong> since version %2$s';
+
+		if ( !is_null($replacement) ) {
+			@trigger_error(sprintf($msg . '! Use %3$s instead.', $method, $version, $replacement), E_USER_DEPRECATED);
+		}
+		else {
+			@trigger_error(sprintf($msg . ' with no alternative available.', $method, $version), E_USER_DEPRECATED);
+		}
+	}
+
+	/**
+	 * Mark a method argument as deprecated and inform when it has been used.
+	 *
+	 * This method is to be used whenever a deprecated method argument is used.
+	 * Before this method is called, the argument must be checked for whether it was
+	 * used by comparing it to its default value or evaluating whether it is empty.
+	 * For example:
+	 *
+	 *     if ( !$deprecated ) {
+	 *         kUtil::deprecatedArgument(__METHOD__, '5.2.2');
+	 *     }
+	 *
+	 * The current behavior is to trigger a user deprecation notice in Debug Mode.
+	 *
+	 * @param string      $method  The method that was called.
+	 * @param string      $version The version that deprecated the argument used.
+	 * @param string|null $message A message regarding the change.
+	 *
+	 * @return void
+	 */
+	public static function deprecatedArgument($method, $version, $message = null)
+	{
+		$application =& kApplication::Instance();
+
+		if ( !$application->isDebugMode() ) {
+			return;
+		}
+
+		$msg = '%1$s was called with an argument that is <strong>deprecated</strong> since version %2$s';
+
+		if ( !is_null($message) ) {
+			@trigger_error(sprintf($msg . '! %3$s', $method, $version, $message), E_USER_DEPRECATED);
+		}
+		else {
+			@trigger_error(sprintf($msg . ' with no alternative available.', $method, $version), E_USER_DEPRECATED);
+		}
+	}
+
 }
 
 /**
@@ -958,7 +1027,7 @@
 
 if ( !function_exists('parse_ini_string') ) {
 	/**
-	 * Equivalent for "parse_ini_string" function available since PHP 5.3.0
+	 * Equivalent for "parse_ini_string" method available since PHP 5.3.0
 	 *
 	 * @param string $ini
 	 * @param bool $process_sections
@@ -985,7 +1054,7 @@
 }
 
 if ( !function_exists('imagecreatefrombmp') ) {
-	// just in case if GD will add this function in future
+	// just in case if GD will add this method in future
 	function imagecreatefrombmp($filename)
 	{
 		//Ouverture du fichier en mode binaire
Index: modules/in-commerce/units/helpers/order_helper.php
===================================================================
--- modules/in-commerce/units/helpers/order_helper.php
+++ modules/in-commerce/units/helpers/order_helper.php
@@ -174,14 +174,12 @@
 		 * @param string $number Credit card number.
 		 *
 		 * @return     integer
-		 * @deprecated
+		 * @deprecated 5.2.2-B1
+		 * @see        OrderHelper::getCreditCardType()
 		 */
 		public function getCreditCartType($number)
 		{
-			@trigger_error(
-				'Usage of deprecated method OrderHelper::getCreditCartType. Use OrderHelper::getCreditCardType.',
-				E_USER_DEPRECATED
-			);
+			kUtil::deprecatedMethod(__METHOD__, '5.2.2-B1', 'OrderHelper::getCreditCardType');
 
 			return $this->getCreditCardType($number);
 		}