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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Kazuakim\Reddish;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * Clients.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @copyright KazuakiM <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author    KazuakiM <[email protected]>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @license   http://www.opensource.org/licenses/mit-license.php  MIT License  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @link      https://github.com/KazuakiM/reddish  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class Clients extends \Redis //{{{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $config;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static $_defaultConfig = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'host' => null,           //can be a host, or the path to a unix domain socket  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'port' => 6379,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'timeout' => 0.0,         //value in seconds (optional, default is 0 meaning unlimited)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'reserved' => null,       //should be NULL if retry_interval is specified  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'retry_interval' => null, //value in milliseconds  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'persistent_id' => '',    //identity for the requested persistent connection  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'password' => null,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'serializer' => \Redis::SERIALIZER_NONE,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        'persistent' => false,    //default is connect  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct(array $config) //{{{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->config = array_merge(self::$_defaultConfig, $config);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->connection();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    } //}}}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function connection() //{{{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        // connect  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!$this->config['persistent'] && !@$this->connect($this->config['host'], $this->config['port'], $this->config['timeout'], $this->config['reserved'], $this->config['retry_interval'])) { | 
            
                            
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                            throw new ReddishException('connect errored.'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        } elseif (!@$this->pconnect($this->config['host'], $this->config['port'], $this->config['timeout'], $this->config['persistent_id'], $this->config['retry_interval'])) { | 
            
                            
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                            throw new ReddishException('pconnect errored.'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        // auth  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (0 < strlen($this->config['password']) && !$this->auth($this->config['password'])) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new ReddishException('auth errored.'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        // serializer  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->setSerializer($this->config['serializer']);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    } //}}}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function setSerializer($serializer) //{{{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        assert(in_array($serializer, self::_getSerializerArray(), true), 'serializer setting errored.');  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!$this->setOption(\Redis::OPT_SERIALIZER, $serializer)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            throw new ReddishException('serializer errored.'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    } //}}}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function close() //{{{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($this->config['persistent']) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            parent::close();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    } //}}}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function ping() //{{{ | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        try { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            parent::ping();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        } catch (\RedisException $e) { | 
            
            
                                                                        
                            
            
                                    
            
            
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                            throw new ReddishException($e->getMessage());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    } //}}}  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private static function _getSerializerArray(): array //{{{ | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (extension_loaded('igbinary') === false) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                \Redis::SERIALIZER_NONE,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                \Redis::SERIALIZER_PHP,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            \Redis::SERIALIZER_NONE,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            \Redis::SERIALIZER_PHP,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            \Redis::SERIALIZER_IGBINARY,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    } //}}}  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                } //}}}  | 
            
            
                                                        
            
                                    
            
            
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This check compares calls to functions or methods with their respective definitions. If the call has more arguments than are defined, it raises an issue.
If a function is defined several times with a different number of parameters, the check may pick up the wrong definition and report false positives. One codebase where this has been known to happen is Wordpress. Please note the @ignore annotation hint above.