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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /*  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This file is part of the limit0/assets package.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * (c) Limit Zero, LLC <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * For the full copyright and license information, please view the LICENSE  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * file that was distributed with this source code.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Limit0\Assets\StorageEngine;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Limit0\Assets\Asset;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Limit0\Assets\AssetFactory;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Limit0\Assets\Exception\StorageException;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Limit0\Assets\StorageEngineInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * This class supports storing, retrieve, and deleting files to a local server path  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author  Josh Worden <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class LocalStorageEngine implements StorageEngineInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var     string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $path;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @return  string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getPath()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->path;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * {@inheritdoc} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function remove($identifier)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $rootPath = sprintf('%s/%s', $this->getPath(), $identifier); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!file_exists($rootPath)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new StorageException(sprintf('File %s could not be found in %s', $identifier, $this->getPath())); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return unlink($rootPath);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * {@inheritdoc} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function retrieve($identifier)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $rootPath = sprintf('%s/%s', $this->getPath(), $identifier); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!file_exists($rootPath)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new StorageException(sprintf('File %s could not be found in %s', $identifier, $this->getPath())); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $path = explode('/', $identifier); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $fileName = array_pop($path);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $localPath = sprintf('%s/%s', sys_get_temp_dir(), $fileName); | 
            
                            
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                        $asset = AssetFactory::createFromPath($rootPath);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $asset->setFilename($fileName)->setFilepath(implode('/', $path)); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $asset;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Sets the path assets will be stored under  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param   string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setPath($path)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->path = $path;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * {@inheritdoc} | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                     */  | 
            
            
                                                        
            
                                    
            
            
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                    public function store(Asset $asset, $path = null, $filename = null)  | 
            
            
                                                        
            
                                    
            
            
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                    { | 
            
            
                                                        
            
                                    
            
            
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                        $filename = (null === $filename) ? $asset->getBasename() : $filename;  | 
            
            
                                                        
            
                                    
            
            
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                        $dir = sprintf('%s/%s', $this->getPath(), $path); | 
            
            
                                                        
            
                                    
            
            
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                        $key = sprintf('%s/%s', $dir, $filename); | 
            
            
                                                        
            
                                    
            
            
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                        if (!is_dir($dir) && true !== @mkdir($dir, 0777, true)) { | 
            
            
                                                        
            
                                    
            
            
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                            $error = error_get_last();  | 
            
            
                                                        
            
                                    
            
            
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                            throw new StorageException($error['message']);  | 
            
            
                                                        
            
                                    
            
            
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                        }  | 
            
            
                                                        
            
                                    
            
            
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                        file_put_contents($key, $asset);  | 
            
            
                                                        
            
                                    
            
            
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                        return true;  | 
            
            
                                                        
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVarassignment in line 1 and the$higherassignment in line 2 are dead. The first because$myVaris never used and the second because$higheris always overwritten for every possible time line.