Add RL targets support to OutputPage

The target URI parameter is already used by ResourceLoaderStartUpModule
to filter modules, this change introduces the ability to produce
mobile-aware load.php links in the core and filter out modules not suitable
for current target.

Change-Id: Ie03990e11d9a0ac8cd81dd0aae5c5a95f1d23e81

diff --git a/includes/OutputPage.php b/includes/OutputPage.php
index 905b005..81a00ec 100644 (file)
--- a/includes/OutputPage.php
+++ b/includes/OutputPage.php
@@ -253,6 +253,11 @@ class OutputPage extends ContextSource {
         */
        private $mProperties = array();
 
+       /**
+        * @var string|null: ResourceLoader target for load.php links. If null, will be omitted
+        */
+       private $mTarget = null;
+
        /**
         * Constructor for OutputPage. This should not be called directly.
         * Instead a new RequestContext should be created and it will implicitly create
@@ -451,7 +456,8 @@ class OutputPage extends ContextSource {
                        $module = $resourceLoader->getModule( $val );
                        if( $module instanceof ResourceLoaderModule
                                && $module->getOrigin() <= $this->getAllowedModules( $type )
-                               && ( is_null( $position ) || $module->getPosition() == $position ) )
+                               && ( is_null( $position ) || $module->getPosition() == $position )
+                               && ( !$this->mTarget || in_array( $this->mTarget, $module->getTargets() ) ) )
                        {
                                $filteredModules[] = $val;
                        }
@@ -556,6 +562,22 @@ class OutputPage extends ContextSource {
                $this->mModuleMessages = array_merge( $this->mModuleMessages, (array)$modules );
        }
 
+       /**
+        * @return null|string: ResourceLoader target
+        */
+       public function getTarget() {
+               return $this->mTarget;
+       }
+
+       /**
+        * Sets ResourceLoader target for load.php links. If null, will be omitted
+        *
+        * @param $target string|null
+        */
+       public function setTarget( $target ) {
+               $this->mTarget = $target;
+       }
+
        /**
         * Get an array of head items
         *
@@ -2600,6 +2622,9 @@ $templates
                                return $links;
                        }
                }
+               if ( !is_null( $this->mTarget ) ) {
+                       $extraQuery['target'] = $this->mTarget;
+               }
 
                // Create keyed-by-group list of module objects from modules list
                $groups = array();
@@ -2612,6 +2637,7 @@ $templates
                                        && $only == ResourceLoaderModule::TYPE_SCRIPTS )
                                || ( $module->getOrigin() > $this->getAllowedModules( ResourceLoaderModule::TYPE_STYLES )
                                        && $only == ResourceLoaderModule::TYPE_STYLES )
+                               || ( $this->mTarget && !in_array( $this->mTarget, $module->getTargets() ) )
                                )
                        {
                                continue;