Merge "resourceloader: Move queue formatting out of OutputPage"

[lhc/web/wiklou.git] / includes / resourceloader / ResourceLoaderModule.php

diff --git a/includes/resourceloader/ResourceLoaderModule.php b/includes/resourceloader/ResourceLoaderModule.php
index 59f9a63..48e7937 100644 (file)
--- a/includes/resourceloader/ResourceLoaderModule.php
+++ b/includes/resourceloader/ResourceLoaderModule.php
@@ -82,6 +82,11 @@ abstract class ResourceLoaderModule implements LoggerAwareInterface {
         */
        protected $config;
 
+       /**
+        * @var array|bool
+        */
+       protected $deprecated = false;
+
        /**
         * @var LoggerInterface
         */
@@ -130,6 +135,28 @@ abstract class ResourceLoaderModule implements LoggerAwareInterface {
                return $wgContLang->getDir() !== $context->getDirection();
        }
 
+       /**
+        * Get JS representing deprecation information for the current module if available
+        *
+        * @return string JavaScript code
+        */
+       protected function getDeprecationInformation() {
+               $deprecationInfo = $this->deprecated;
+               if ( $deprecationInfo ) {
+                       $name = $this->getName();
+                       $warning = 'This page is using the deprecated ResourceLoader module "' . $name . '".';
+                       if ( !is_bool( $deprecationInfo ) && isset( $deprecationInfo['message'] ) ) {
+                               $warning .= "\n" . $deprecationInfo['message'];
+                       }
+                       return Xml::encodeJsCall(
+                               'mw.log.warn',
+                               [ $warning ]
+                       );
+               } else {
+                       return '';
+               }
+       }
+
        /**
         * Get all JS for this module for a given language and skin.
         * Includes all relevant JS except loader scripts.