GadgetResourceLoaderModule.php

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<?php
 
class GadgetResourceLoaderModule extends ResourceLoaderWikiModule {
    private $id;
 
    private $gadget;
 
    public function __construct( array $options ) {
        $this->id = $options['id'];
    }
 
    private function getGadget() {
        if ( !$this->gadget ) {
            try {
                $this->gadget = GadgetRepo::singleton()->getGadget( $this->id );
            } catch ( InvalidArgumentException $e ) {
                // Fallback to a placeholder object...
                $this->gadget = Gadget::newEmptyGadget( $this->id );
            }
        }
 
        return $this->gadget;
    }
 
    protected function getPages( ResourceLoaderContext $context ) {
        $gadget = $this->getGadget();
        $pages = [];
 
        foreach ( $gadget->getStyles() as $style ) {
            $pages[$style] = [ 'type' => 'style' ];
        }
 
        if ( $gadget->supportsResourceLoader() ) {
            foreach ( $gadget->getScripts() as $script ) {
                $pages[$script] = [ 'type' => 'script' ];
            }
        }
 
        return $pages;
    }
 
    public function getDependencies( ResourceLoaderContext $context = null ) {
        return $this->getGadget()->getDependencies();
    }
 
    public function getType() {
        return $this->getGadget()->getType() === 'styles'
            ? ResourceLoaderModule::LOAD_STYLES
            : ResourceLoaderModule::LOAD_GENERAL;
    }
 
    public function getMessages() {
        return $this->getGadget()->getMessages();
    }
 
    public function getTargets() {
        return $this->getGadget()->getTargets();
    }
 
    public function getGroup() {
        return 'site';
    }
}