| Total Complexity | 38 | 
| Total Lines | 179 | 
| Duplicated Lines | 0 % | 
| Changes | 0 | ||
| 1 | <?php  | 
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| 16 | class Unix extends Pipes  | 
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| 17 | { | 
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| 18 | |||
| 19 | /** @var bool */  | 
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| 20 | private $ttyMode;  | 
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| 21 | /** @var bool */  | 
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| 22 | private $ptyMode;  | 
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| 23 | /** @var bool */  | 
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| 24 | private $disableOutput;  | 
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| 25 | |||
| 26 | public function __construct($ttyMode, $ptyMode, $input, $disableOutput)  | 
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| 27 |     { | 
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| 28 | $this->ttyMode = (bool) $ttyMode;  | 
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| 29 | $this->ptyMode = (bool) $ptyMode;  | 
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| 30 | $this->disableOutput = (bool) $disableOutput;  | 
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| 31 | |||
| 32 |         if (is_resource($input)) { | 
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| 33 | $this->input = $input;  | 
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| 34 |         } else { | 
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| 35 | $this->inputBuffer = (string) $input;  | 
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| 36 | }  | 
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| 37 | }  | 
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| 38 | |||
| 39 | public function __destruct()  | 
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| 40 |     { | 
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| 41 | $this->close();  | 
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| 42 | }  | 
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| 43 | |||
| 44 | /**  | 
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| 45 |      * {@inheritdoc} | 
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| 46 | */  | 
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| 47 | public function getDescriptors()  | 
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| 48 |     { | 
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| 49 |         if ($this->disableOutput) { | 
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| 50 |             $nullstream = fopen('/dev/null', 'c'); | 
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| 51 | |||
| 52 | return [  | 
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| 53 | ['pipe', 'r'],  | 
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| 54 | $nullstream,  | 
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| 55 | $nullstream,  | 
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| 56 | ];  | 
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| 57 | }  | 
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| 58 | |||
| 59 |         if ($this->ttyMode) { | 
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| 60 | return [  | 
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| 61 | ['file', '/dev/tty', 'r'],  | 
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| 62 | ['file', '/dev/tty', 'w'],  | 
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| 63 | ['file', '/dev/tty', 'w'],  | 
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| 64 | ];  | 
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| 65 | }  | 
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| 66 | |||
| 67 |         if ($this->ptyMode && Process::isPtySupported()) { | 
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| 68 | return [  | 
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| 69 | ['pty'],  | 
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| 70 | ['pty'],  | 
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| 71 | ['pty'],  | 
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| 72 | ];  | 
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| 73 | }  | 
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| 74 | |||
| 75 | return [  | 
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| 76 | ['pipe', 'r'],  | 
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| 77 | ['pipe', 'w'], // stdout  | 
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| 78 | ['pipe', 'w'], // stderr  | 
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| 79 | ];  | 
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| 80 | }  | 
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| 81 | |||
| 82 | /**  | 
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| 83 |      * {@inheritdoc} | 
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| 84 | */  | 
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| 85 | public function getFiles()  | 
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| 88 | }  | 
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| 89 | |||
| 90 | /**  | 
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| 91 |      * {@inheritdoc} | 
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| 92 | */  | 
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| 93 | public function readAndWrite($blocking, $close = false)  | 
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| 94 |     { | 
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| 95 | |||
| 96 |         if (1 === count($this->pipes) && [0] === array_keys($this->pipes)) { | 
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| 97 | fclose($this->pipes[0]);  | 
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| 98 | unset($this->pipes[0]);  | 
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| 99 | }  | 
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| 100 | |||
| 101 |         if (empty($this->pipes)) { | 
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| 102 | return [];  | 
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| 103 | }  | 
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| 104 | |||
| 105 | $this->unblock();  | 
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| 106 | |||
| 107 | $read = [];  | 
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| 108 | |||
| 109 |         if (null !== $this->input) { | 
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| 110 | $r = array_merge($this->pipes, ['input' => $this->input]);  | 
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| 111 |         } else { | 
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| 112 | $r = $this->pipes;  | 
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| 113 | }  | 
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| 114 | |||
| 115 | unset($r[0]);  | 
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| 116 | |||
| 117 | $w = isset($this->pipes[0]) ? [$this->pipes[0]] : null;  | 
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| 118 | $e = null;  | 
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| 119 | |||
| 120 |         if (false === $n = @stream_select($r, $w, $e, 0, $blocking ? Process::TIMEOUT_PRECISION * 1E6 : 0)) { | 
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| 121 | |||
| 122 |             if (!$this->hasSystemCallBeenInterrupted()) { | 
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| 123 | $this->pipes = [];  | 
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| 124 | }  | 
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| 125 | |||
| 126 | return $read;  | 
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| 127 | }  | 
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| 128 | |||
| 129 |         if (0 === $n) { | 
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| 130 | return $read;  | 
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| 131 | }  | 
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| 132 | |||
| 133 |         foreach ($r as $pipe) { | 
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| 134 | |||
| 135 | $type = (false !== $found = array_search($pipe, $this->pipes)) ? $found : 'input';  | 
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| 136 | $data = '';  | 
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| 137 |             while ('' !== $dataread = (string) fread($pipe, self::CHUNK_SIZE)) { | 
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| 138 | $data .= $dataread;  | 
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| 139 | }  | 
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| 140 | |||
| 141 |             if ('' !== $data) { | 
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| 142 |                 if ('input' === $type) { | 
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| 143 | $this->inputBuffer .= $data;  | 
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| 144 |                 } else { | 
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| 145 | $read[$type] = $data;  | 
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| 146 | }  | 
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| 147 | }  | 
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| 148 | |||
| 149 |             if (false === $data || (true === $close && feof($pipe) && '' === $data)) { | 
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| 150 |                 if ('input' === $type) { | 
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| 151 | $this->input = null;  | 
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| 152 |                 } else { | 
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| 153 | fclose($this->pipes[$type]);  | 
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| 154 | unset($this->pipes[$type]);  | 
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| 155 | }  | 
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| 156 | }  | 
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| 157 | }  | 
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| 158 | |||
| 159 |         if (null !== $w && 0 < count($w)) { | 
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| 160 |             while (strlen($this->inputBuffer)) { | 
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| 161 | $written = fwrite($w[0], $this->inputBuffer, 2 << 18); // write 512k  | 
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| 162 |                 if ($written > 0) { | 
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| 163 | $this->inputBuffer = (string) substr($this->inputBuffer, $written);  | 
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| 164 |                 } else { | 
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| 165 | break;  | 
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| 166 | }  | 
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| 167 | }  | 
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| 168 | }  | 
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| 169 | |||
| 170 |         if ('' === $this->inputBuffer && null === $this->input && isset($this->pipes[0])) { | 
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| 171 | fclose($this->pipes[0]);  | 
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| 172 | unset($this->pipes[0]);  | 
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| 173 | }  | 
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| 174 | |||
| 175 | return $read;  | 
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| 176 | }  | 
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| 177 | |||
| 178 | /**  | 
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| 179 |      * {@inheritdoc} | 
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| 180 | */  | 
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| 181 | public function areOpen()  | 
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| 182 |     { | 
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| 183 | return (bool) $this->pipes;  | 
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| 184 | }  | 
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| 185 | |||
| 186 | /**  | 
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| 187 | * 创建一个新的 UnixPipes 实例  | 
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| 188 | * @param Process $process  | 
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| 189 | * @param string|resource $input  | 
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| 190 | * @return self  | 
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| 191 | */  | 
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| 192 | public static function create(Process $process, $input)  | 
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| 195 | }  | 
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| 196 | }  | 
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| 197 |