Merge "Don't check namespace in SpecialWantedtemplates"
[lhc/web/wiklou.git] / includes / resourceloader / ResourceLoaderImageModule.php
index 53940e7..8de87f2 100644 (file)
@@ -28,7 +28,7 @@
  */
 class ResourceLoaderImageModule extends ResourceLoaderModule {
 
-       private $definition = null;
+       protected $definition = null;
 
        /**
         * Local base path, see __construct()
@@ -45,6 +45,9 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
        protected $selectorWithVariant = '.{prefix}-{name}-{variant}';
        protected $targets = array( 'desktop', 'mobile' );
 
+       /** @var string Position on the page to load this module at */
+       protected $position = 'bottom';
+
        /**
         * Constructs a new module from an options array.
         *
@@ -70,21 +73,29 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
         *         'selectorWithVariant' => [CSS selector template, variables: {prefix} {name} {variant}],
         *         // List of variants that may be used for the image files
         *         'variants' => array(
+        *             [theme name] => array(
         *                 [variant name] => array(
         *                     'color' => [color string, e.g. '#ffff00'],
         *                     'global' => [boolean, if true, this variant is available
         *                                  for all images of this type],
         *                 ),
+        *                 ...
+        *             ),
         *             ...
         *         ),
         *         // List of image files and their options
         *         'images' => array(
-        *                 [file path string],
-        *                 [file path string] => array(
-        *                     'name' => [image name string, defaults to file name],
+        *             [theme name] => array(
+        *                 [icon name] => array(
+        *                     'file' => [file path string or array whose values are file path strings
+        *                                    and whose keys are 'default', 'ltr', 'rtl', a single
+        *                                    language code like 'en', or a list of language codes like
+        *                                    'en,de,ar'],
         *                     'variants' => [array of variant name strings, variants
         *                                    available for this image],
         *                 ),
+        *                 ...
+        *             ),
         *             ...
         *         ),
         *     )
@@ -100,7 +111,7 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
        /**
         * Parse definition and external JSON data, if referenced.
         */
-       private function loadFromDefinition() {
+       protected function loadFromDefinition() {
                if ( $this->definition === null ) {
                        return;
                }
@@ -123,20 +134,30 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
 
                $prefix = isset( $options['prefix'] ) && $options['prefix'];
                $selector = isset( $options['selector'] ) && $options['selector'];
-               $selectorWithoutVariant = isset( $options['selectorWithoutVariant'] ) && $options['selectorWithoutVariant'];
-               $selectorWithVariant = isset( $options['selectorWithVariant'] ) && $options['selectorWithVariant'];
+               $selectorWithoutVariant = isset( $options['selectorWithoutVariant'] )
+                       && $options['selectorWithoutVariant'];
+               $selectorWithVariant = isset( $options['selectorWithVariant'] )
+                       && $options['selectorWithVariant'];
 
                if ( $selectorWithoutVariant && !$selectorWithVariant ) {
-                       throw new InvalidArgumentException( "Given 'selectorWithoutVariant' but no 'selectorWithVariant'." );
+                       throw new InvalidArgumentException(
+                               "Given 'selectorWithoutVariant' but no 'selectorWithVariant'."
+                       );
                }
                if ( $selectorWithVariant && !$selectorWithoutVariant ) {
-                       throw new InvalidArgumentException( "Given 'selectorWithVariant' but no 'selectorWithoutVariant'." );
+                       throw new InvalidArgumentException(
+                               "Given 'selectorWithVariant' but no 'selectorWithoutVariant'."
+                       );
                }
                if ( $selector && $selectorWithVariant ) {
-                       throw new InvalidArgumentException( "Incompatible 'selector' and 'selectorWithVariant'+'selectorWithoutVariant' given." );
+                       throw new InvalidArgumentException(
+                               "Incompatible 'selector' and 'selectorWithVariant'+'selectorWithoutVariant' given."
+                       );
                }
                if ( !$prefix && !$selector && !$selectorWithVariant ) {
-                       throw new InvalidArgumentException( "None of 'prefix', 'selector' or 'selectorWithVariant'+'selectorWithoutVariant' given." );
+                       throw new InvalidArgumentException(
+                               "None of 'prefix', 'selector' or 'selectorWithVariant'+'selectorWithoutVariant' given."
+                       );
                }
 
                foreach ( $options as $member => $option ) {
@@ -148,9 +169,22 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
                                                        "Invalid list error. '$option' given, array expected."
                                                );
                                        }
+                                       if ( !isset( $option['default'] ) ) {
+                                               // Backwards compatibility
+                                               $option = array( 'default' => $option );
+                                       }
+                                       foreach ( $option as $skin => $data ) {
+                                               if ( !is_array( $option ) ) {
+                                                       throw new InvalidArgumentException(
+                                                               "Invalid list error. '$option' given, array expected."
+                                                       );
+                                               }
+                                       }
                                        $this->{$member} = $option;
                                        break;
 
+                               case 'position':
+                                       $this->isPositionDefined = true;
                                case 'prefix':
                                case 'selectorWithoutVariant':
                                case 'selectorWithVariant':
@@ -187,33 +221,43 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
        /**
         * Get a ResourceLoaderImage object for given image.
         * @param string $name Image name
+        * @param ResourceLoaderContext $context
         * @return ResourceLoaderImage|null
         */
-       public function getImage( $name ) {
+       public function getImage( $name, ResourceLoaderContext $context ) {
                $this->loadFromDefinition();
-               $images = $this->getImages();
+               $images = $this->getImages( $context );
                return isset( $images[$name] ) ? $images[$name] : null;
        }
 
        /**
         * Get ResourceLoaderImage objects for all images.
+        * @param ResourceLoaderContext $context
         * @return ResourceLoaderImage[] Array keyed by image name
         */
-       public function getImages() {
+       public function getImages( ResourceLoaderContext $context ) {
+               $skin = $context->getSkin();
                if ( !isset( $this->imageObjects ) ) {
                        $this->loadFromDefinition();
                        $this->imageObjects = array();
-
-                       foreach ( $this->images as $name => $options ) {
+               }
+               if ( !isset( $this->imageObjects[$skin] ) ) {
+                       $this->imageObjects[$skin] = array();
+                       if ( !isset( $this->images[$skin] ) ) {
+                               $this->images[$skin] = isset( $this->images['default'] ) ?
+                                       $this->images['default'] :
+                                       array();
+                       }
+                       foreach ( $this->images[$skin] as $name => $options ) {
                                $fileDescriptor = is_string( $options ) ? $options : $options['file'];
 
                                $allowedVariants = array_merge(
                                        is_array( $options ) && isset( $options['variants'] ) ? $options['variants'] : array(),
-                                       $this->getGlobalVariants()
+                                       $this->getGlobalVariants( $context )
                                );
-                               if ( isset( $this->variants ) ) {
+                               if ( isset( $this->variants[$skin] ) ) {
                                        $variantConfig = array_intersect_key(
-                                               $this->variants,
+                                               $this->variants[$skin],
                                                array_fill_keys( $allowedVariants, true )
                                        );
                                } else {
@@ -227,33 +271,40 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
                                        $this->localBasePath,
                                        $variantConfig
                                );
-                               $this->imageObjects[ $image->getName() ] = $image;
+                               $this->imageObjects[$skin][$image->getName()] = $image;
                        }
                }
 
-               return $this->imageObjects;
+               return $this->imageObjects[$skin];
        }
 
        /**
         * Get list of variants in this module that are 'global', i.e., available
         * for every image regardless of image options.
+        * @param ResourceLoaderContext $context
         * @return string[]
         */
-       public function getGlobalVariants() {
+       public function getGlobalVariants( ResourceLoaderContext $context ) {
+               $skin = $context->getSkin();
                if ( !isset( $this->globalVariants ) ) {
                        $this->loadFromDefinition();
                        $this->globalVariants = array();
-
-                       if ( isset( $this->variants ) ) {
-                               foreach ( $this->variants as $name => $config ) {
-                                       if ( isset( $config['global'] ) && $config['global'] ) {
-                                               $this->globalVariants[] = $name;
-                                       }
+               }
+               if ( !isset( $this->globalVariants[$skin] ) ) {
+                       $this->globalVariants[$skin] = array();
+                       if ( !isset( $this->variants[$skin] ) ) {
+                               $this->variants[$skin] = isset( $this->variants['default'] ) ?
+                                       $this->variants['default'] :
+                                       array();
+                       }
+                       foreach ( $this->variants[$skin] as $name => $config ) {
+                               if ( isset( $config['global'] ) && $config['global'] ) {
+                                       $this->globalVariants[$skin][] = $name;
                                }
                        }
                }
 
-               return $this->globalVariants;
+               return $this->globalVariants[$skin];
        }
 
        /**
@@ -268,7 +319,7 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
                $script = $context->getResourceLoader()->getLoadScript( $this->getSource() );
                $selectors = $this->getSelectors();
 
-               foreach ( $this->getImages() as $name => $image ) {
+               foreach ( $this->getImages( $context ) as $name => $image ) {
                        $declarations = $this->getCssDeclarations(
                                $image->getDataUri( $context, null, 'original' ),
                                $image->getUrl( $context, $script, null, 'rasterized' )
@@ -366,17 +417,14 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
        public function getModifiedTime( ResourceLoaderContext $context ) {
                $this->loadFromDefinition();
                $files = array();
-               foreach ( $this->getImages() as $name => $image ) {
+               foreach ( $this->getImages( $context ) as $name => $image ) {
                        $files[] = $image->getPath( $context );
                }
 
                $files = array_values( array_unique( $files ) );
                $filesMtime = max( array_map( array( __CLASS__, 'safeFilemtime' ), $files ) );
 
-               return max(
-                       $filesMtime,
-                       $this->getDefinitionMtime( $context )
-               );
+               return $filesMtime;
        }
 
        /**
@@ -400,4 +448,17 @@ class ResourceLoaderImageModule extends ResourceLoaderModule {
 
                return $localBasePath;
        }
+
+       /**
+        * @return string
+        */
+       public function getPosition() {
+               $this->loadFromDefinition();
+               return $this->position;
+       }
+
+       public function isPositionDefault() {
+               $this->loadFromDefinition();
+               return parent::isPositionDefault();
+       }
 }