| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Webdcg\Redis\Traits; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | trait Streams | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  |      * Acknowledge one or more pending messages. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  |      * See: https://redis.io/commands/xack. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  |      * @param  string $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  |      * @param  string $group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  |      * @param  array  $messages | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  |      * @return int              The number of messages Redis reports as acknowledged. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |     public function xAck(string $stream, string $group, array $messages): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |         return $this->redis->xAck($stream, $group, $messages); | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  |      * Appends the specified stream entry to the stream at the specified key. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |      * If the key does not exist, as a side effect of running this command the | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      * key is created with a stream value. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |      * See: https://redis.io/commands/xadd. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 30 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |      * @param  string      $key | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * @param  string      $id | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      * @param  array       $message | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |      * @param  int|integer $maxLenght | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |      * @param  bool        $approximate | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |      * @return string                   The added message ID | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     public function xAdd( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |         string $key, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |         string $id, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |         array $message, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 43 |  |  |         ?int $maxLenght = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |         ?bool $approximate = null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |     ): string { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |         if (is_null($maxLenght) && is_null($approximate)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |             return $this->redis->xAdd($key, $id, $message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         return is_null($approximate) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |             $this->redis->xAdd($key, $id, $message, $maxLenght) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |             $this->redis->xAdd($key, $id, $message, $maxLenght, $approximate); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      * Claim ownership of one or more pending messages. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 59 |  |  |      * See: https://redis.io/commands/xclaim. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 60 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 61 |  |  |      * @param  string     $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 62 |  |  |      * @param  string     $group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |      * @param  string     $consumer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |      * @param  int        $minIdleTime | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |      * @param  array      $messageIds | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @param  array|null $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      * @return array                    Either an array of message IDs along with | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |      *                                  corresponding data, or just an array of | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |      *                                  IDs (if the 'JUSTID' option was passed). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |     public function xClaim( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         string $stream, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |         string $group, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |         string $consumer, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |         int $minIdleTime, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |         array $messageIds, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |         ?array $options = null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |     ): array { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |         if (!is_null($options) && !$this->_checkClaimOptions($options)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             throw new \Exception("Bad Claim Options", 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |         return is_null($options) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             $this->redis->xClaim($stream, $group, $consumer, $minIdleTime, $messageIds) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             $this->redis->xClaim($stream, $group, $consumer, $minIdleTime, $messageIds, $options); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * Delete one or more messages from a stream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |      * See: https://redis.io/commands/xdel. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |      * @param  string $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |      * @param  array  $messageIds | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |      * @return int                  The number of messages removed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |     public function xDel(string $stream, array $messageIds): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |         return $this->redis->xDel($stream, $messageIds); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |      * This command is used in order to create, destroy, or manage consumer groups. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |      * See: https://redis.io/commands/xgroup. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |      * @param  string       $command | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |      * @param  string|null  $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |      * @param  string|null  $group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |      * @param  string|null  $messageId_consumerName | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |      * @param  bool|boolean $makeStream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * @return mixed                                This command returns different | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      *                                              types depending on the specific | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |      *                                              XGROUP command executed. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |     public function xGroup( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         string $command, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |         ?string $stream = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         ?string $group = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         ?string $messageId_consumerName = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         bool $makeStream = false | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |     ) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |         $command = strtoupper($command); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |         if (!$this->_checkGroupCommands($command)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |             throw new \Exception("Bad Group Command", 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |         switch ($command) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |             case 'CREATE': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |                 return $this->redis->xGroup($command, $stream, $group, $messageId_consumerName, $makeStream); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |             case 'SETID': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |                 return $this->redis->xGroup($command, $stream, $group, $messageId_consumerName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |             case 'DESTROY': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |                 return $this->redis->xGroup($command, $stream, $group); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |             case 'DELCONSUMER': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |                 return $this->redis->xGroup($command, $stream, $group, $messageId_consumerName); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |         return $this->redis->xGroup($command); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |      * Get information about a stream or consumer groups. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |      * See: https://redis.io/commands/xinfo. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |      * @param  string $command | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |      * @param  string $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |      * @param  string $group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |      * @return mixed            This command returns different types depending on which subcommand is used. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |     public function xInfo(string $command, ?string $stream = null, ?string $group = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |         $command = strtoupper($command); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |         if (!$this->_checkInfoCommands($command)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |             throw new \Exception("Bad Info Command", 1); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |         if (is_null($stream) && is_null($group)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |             return $this->redis->xInfo($command); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |         return is_null($group) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |             $this->redis->xInfo($command, $stream) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |             $this->redis->xInfo($command, $stream, $group); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |      * Get the length of a given stream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |      * See: https://redis.io/commands/xlen. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |      * @param  string $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |      * @return The number of messages in the stream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |     public function xLen(string $stream): int | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         return $this->redis->xLen($stream); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |      * Get information about pending messages in a given stream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |      * See: https://redis.io/commands/xpending. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |      * @param  string      $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |      * @param  string      $group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      * @param  string|null $start | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |      * @param  string|null $end | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |      * @param  int|null    $count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |      * @param  string|null $consumer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |      * @return array                    Information about the pending messages, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |      *                                  in various forms depending on the specific | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |      *                                  invocation of XPENDING. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |     public function xPending( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |         string $stream, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |         string $group, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |         ?string $start = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |         ?string $end = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |         ?int $count = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |         ?string $consumer = null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |     ): array { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 217 |  |  |         return is_null($start) || is_null($end) || is_null($count) || is_null($consumer) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 218 |  |  |             $this->redis->xPending($stream, $group) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 219 |  |  |             $this->redis->xPending($stream, $group, $start, $end, $count, $consumer); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 220 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 221 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 222 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 223 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 224 |  |  |      * Get a range of messages from a given stream. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 225 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 226 |  |  |      * See: https://redis.io/commands/xrange. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 227 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 228 |  |  |      * @param  string   $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 229 |  |  |      * @param  string   $start | 
            
                                                                                                            
                            
            
                                    
            
            
                | 230 |  |  |      * @param  string   $end | 
            
                                                                                                            
                            
            
                                    
            
            
                | 231 |  |  |      * @param  int|null $count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 232 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 233 |  |  |      * @return array            The messages in the stream within the requested range. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 234 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 235 |  |  |     public function xRange(string $stream, string $start, string $end, ?int $count = null): array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 236 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 237 |  |  |         return is_null($count) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 238 |  |  |             $this->redis->xRange($stream, $start, $end) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 239 |  |  |             $this->redis->xRange($stream, $start, $end, $count); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 240 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 241 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 242 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 243 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 244 |  |  |      * Read data from one or more streams and only return IDs greater than sent in the command. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 245 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 246 |  |  |      * See: https://redis.io/commands/xread. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 247 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 248 |  |  |      * @param  array    $streams | 
            
                                                                                                            
                            
            
                                    
            
            
                | 249 |  |  |      * @param  int|null $count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 250 |  |  |      * @param  int|null $block | 
            
                                                                                                            
                            
            
                                    
            
            
                | 251 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 252 |  |  |      * @return array            The messages in the stream newer than the IDs passed to Redis (if any). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 253 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 254 |  |  |     public function xRead(array $streams, ?int $count = null, ?int $block = null): array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 255 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 256 |  |  |         if (!is_null($count) && !is_null($block)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 257 |  |  |             return $this->redis->xRead($streams, $count, $block); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 258 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 259 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 260 |  |  |         return is_null($count) ? $this->redis->xRead($streams) : $this->redis->xRead($streams, $count); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 261 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 262 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 263 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 264 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 265 |  |  |      * This method is similar to xRead except that it supports reading messages for a specific consumer group. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 266 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 267 |  |  |      * See: https://redis.io/commands/xreadgroup. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 268 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 269 |  |  |      * @param  string   $group | 
            
                                                                                                            
                            
            
                                    
            
            
                | 270 |  |  |      * @param  string   $consumer | 
            
                                                                                                            
                            
            
                                    
            
            
                | 271 |  |  |      * @param  array    $streams | 
            
                                                                                                            
                            
            
                                    
            
            
                | 272 |  |  |      * @param  int|null $count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 273 |  |  |      * @param  int|null $block | 
            
                                                                                                            
                            
            
                                    
            
            
                | 274 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 275 |  |  |      * @return array                The messages delivered to this consumer group (if any). | 
            
                                                                                                            
                            
            
                                    
            
            
                | 276 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 277 |  |  |     public function xReadGroup( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 278 |  |  |         string $group, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 279 |  |  |         string $consumer, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 280 |  |  |         array $streams, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 281 |  |  |         ?int $count = null, | 
            
                                                                                                            
                            
            
                                    
            
            
                | 282 |  |  |         ?int $block = null | 
            
                                                                                                            
                            
            
                                    
            
            
                | 283 |  |  |     ): array { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 284 |  |  |         if (!is_null($count) && !is_null($block)) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 285 |  |  |             return $this->redis->xReadGroup($group, $consumer, $streams, $count, $block); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 286 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 287 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 288 |  |  |         return is_null($count) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 289 |  |  |             $this->redis->xReadGroup($group, $consumer, $streams) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 290 |  |  |             $this->redis->xReadGroup($group, $consumer, $streams, $count); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 291 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 292 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 293 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 294 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 295 |  |  |      * This is identical to xRange except the results come back in reverse order. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 296 |  |  |      * Also note that Redis reverses the order of "start" and "end". | 
            
                                                                                                            
                            
            
                                    
            
            
                | 297 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 298 |  |  |      * See: https://redis.io/commands/xrevrange. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 299 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 300 |  |  |      * @param  string $stream | 
            
                                                                                                            
                            
            
                                    
            
            
                | 301 |  |  |      * @param  string $end | 
            
                                                                                                            
                            
            
                                    
            
            
                | 302 |  |  |      * @param  string $start | 
            
                                                                                                            
                            
            
                                    
            
            
                | 303 |  |  |      * @param  int|null $count | 
            
                                                                                                            
                            
            
                                    
            
            
                | 304 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 305 |  |  |      * @return array            The messages in the range specified. | 
            
                                                                                                            
                            
            
                                    
            
            
                | 306 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 307 |  |  |     public function xRevRange(string $stream, string $end, string $start, ?int $count = null): array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 308 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 309 |  |  |         return is_null($count) ? | 
            
                                                                                                            
                            
            
                                    
            
            
                | 310 |  |  |             $this->redis->xRevRange($stream, $end, $start) : | 
            
                                                                                                            
                            
            
                                    
            
            
                | 311 |  |  |             $this->redis->xRevRange($stream, $end, $start, $count); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 312 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 313 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 314 |  |  |     public function xTrim(): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 315 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 316 |  |  |         return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 317 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 318 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 319 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 320 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 321 |  |  |      * ************************************************************************ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 322 |  |  |      * H E L P E R    F U N C T I O N S | 
            
                                                                                                            
                            
            
                                    
            
            
                | 323 |  |  |      * ************************************************************************ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 324 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 325 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 326 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 327 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 328 |  |  |      * Claim Options available | 
            
                                                                                                            
                            
            
                                    
            
            
                | 329 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 330 |  |  |      * Note:  'TIME', and 'IDLE' are mutually exclusive | 
            
                                                                                                            
                            
            
                                    
            
            
                | 331 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 332 |  |  |      * 'IDLE' => $value, Set the idle time to $value ms | 
            
                                                                                                            
                            
            
                                    
            
            
                | 333 |  |  |      * 'TIME' => $value, Set the idle time to now - $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 334 |  |  |      * 'RETRYCOUNT' => $value, Update message retrycount to $value | 
            
                                                                                                            
                            
            
                                    
            
            
                | 335 |  |  |      * 'FORCE', Claim the message(s) even if they're not pending anywhere | 
            
                                                                                                            
                            
            
                                    
            
            
                | 336 |  |  |      * 'JUSTID',Instruct Redis to only return IDs | 
            
                                                                                                            
                            
            
                                    
            
            
                | 337 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 338 |  |  |      * @param  array  $options | 
            
                                                                                                            
                            
            
                                    
            
            
                | 339 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 340 |  |  |      * @return bool | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 341 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 342 |  |  |     private function _checkClaimOptions(array $options): bool | 
            
                                                                        
                            
            
                                    
            
            
                | 343 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 344 |  |  |         foreach ($options as $key => $value) { | 
            
                                                                        
                            
            
                                    
            
            
                | 345 |  |  |             $check = is_numeric($key) ? $value : $key; | 
            
                                                                        
                            
            
                                    
            
            
                | 346 |  |  |             if (!in_array($check, ['IDLE', 'TIME', 'RETRYCOUNT', 'FORCE', 'JUSTID'])) { | 
            
                                                                        
                            
            
                                    
            
            
                | 347 |  |  |                 return false; | 
            
                                                                        
                            
            
                                    
            
            
                | 348 |  |  |             } | 
            
                                                                        
                            
            
                                    
            
            
                | 349 |  |  |         } | 
            
                                                                        
                            
            
                                    
            
            
                | 350 |  |  |  | 
            
                                                                        
                            
            
                                    
            
            
                | 351 |  |  |         return !(array_key_exists('IDLE', $options) && array_key_exists('TIME', $options)); | 
            
                                                                        
                            
            
                                    
            
            
                | 352 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 353 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 354 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 355 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 356 |  |  |      * [_checkInfoCommands description] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 357 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 358 |  |  |      * @param  string $command | 
            
                                                                                                            
                            
            
                                    
            
            
                | 359 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 360 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 361 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 362 |  |  |     private function _checkInfoCommands(string $command): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 363 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 364 |  |  |         return in_array($command, ['CONSUMERS', 'GROUPS', 'STREAM', 'HELP'], true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 365 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 366 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 367 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 368 |  |  |      * [_checkGroupCommands description] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 369 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 370 |  |  |      * @param  string $command | 
            
                                                                                                            
                            
            
                                    
            
            
                | 371 |  |  |      * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 372 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 373 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 374 |  |  |     private function _checkGroupCommands(string $command): bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 375 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 376 |  |  |         return in_array($command, ['HELP', 'CREATE', 'SETID', 'DESTROY', 'DELCONSUMER'], true); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 377 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 378 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 379 |  |  |  | 
            
                        
In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: