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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This file is part of the IrishDan\ResponsiveImageBundle package.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * (c) Daniel Byrne <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * For the full copyright and license information, please view the LICENSE file that was distributed with this source  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * code.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace IrishDan\ResponsiveImageBundle\EventSubscriber;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use IrishDan\ResponsiveImageBundle\Event\StyledImagesEvent;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use IrishDan\ResponsiveImageBundle\Event\StyledImagesEvents;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use IrishDan\ResponsiveImageBundle\FileSystem\PrimaryFileSystemWrapper;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use League\Flysystem\FilesystemInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\EventDispatcher\EventSubscriberInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Class StyledImagesSubscriber  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @package IrishDan\ResponsiveImageBundle\EventSubscriber  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class StyledImagesSubscriber implements EventSubscriberInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var FilesystemInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $temporaryFileSystem;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var FilesystemInterface|null  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $primaryFileSystem;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * StyledImagesSubscriber constructor.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param PrimaryFileSystemWrapper $PrimaryFileSystemWrapper  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param FilesystemInterface|null $temporaryFileSystem  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct(PrimaryFileSystemWrapper $PrimaryFileSystemWrapper, FilesystemInterface $temporaryFileSystem = null)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->temporaryFileSystem = $temporaryFileSystem;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->primaryFileSystem   = $PrimaryFileSystemWrapper->getFileSystem();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return array  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                     */  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    public static function getSubscribedEvents()  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            StyledImagesEvents::STYLED_IMAGES_GENERATED => 'onImagesGenerated',  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            StyledImagesEvents::STYLED_IMAGES_DELETED   => 'onImagesDeleted',  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param StyledImagesEvent $event  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function onImagesGenerated(StyledImagesEvent $event)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $image = $event->getImage();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->temporaryFileSystem->delete($image->getPath());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $generatedImages = $event->getStyleImageLocationArray();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($generatedImages as $style => $relativePath) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $contents = $this->temporaryFileSystem->read($relativePath);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (!empty($contents)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $this->primaryFileSystem->put($relativePath, $contents);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $this->temporaryFileSystem->delete($relativePath);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param StyledImagesEvent $event  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function onImagesDeleted(StyledImagesEvent $event)  | 
            
                            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        // @TODO: Implement.  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                        
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.