1 | <?php |
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2 | |||
3 | namespace SwooleTW\Http\Transformers; |
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4 | |||
5 | use Illuminate\Http\Response as IlluminateResponse; |
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6 | use Swoole\Http\Response as SwooleResponse; |
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7 | use Swoole\Http\Request as SwooleRequest; |
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8 | use Symfony\Component\HttpFoundation\BinaryFileResponse; |
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9 | use Symfony\Component\HttpFoundation\Response as SymfonyResponse; |
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10 | use Symfony\Component\HttpFoundation\StreamedResponse; |
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11 | |||
12 | class Response |
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13 | { |
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14 | const CHUNK_SIZE = 8192; |
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15 | |||
16 | /** |
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17 | * @var \Swoole\Http\Response |
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18 | */ |
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19 | protected $swooleResponse; |
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20 | |||
21 | /** |
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22 | * @var \Swoole\Http\Request |
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23 | */ |
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24 | protected $swooleRequest; |
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25 | |||
26 | /** |
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27 | * @var \Illuminate\Http\Response |
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28 | */ |
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29 | protected $illuminateResponse; |
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30 | |||
31 | /** |
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32 | * Make a response. |
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33 | * |
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34 | * @param $illuminateResponse |
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35 | * @param \Swoole\Http\Response $swooleResponse |
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36 | * @param \Swoole\Http\Request $swooleRequest |
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37 | * |
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38 | * @return \SwooleTW\Http\Transformers\Response |
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39 | */ |
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40 | public static function make($illuminateResponse, SwooleResponse $swooleResponse, SwooleRequest $swooleRequest) |
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41 | { |
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42 | return new static($illuminateResponse, $swooleResponse, $swooleRequest); |
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43 | } |
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44 | |||
45 | /** |
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46 | * Response constructor. |
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47 | * |
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48 | * @param mixed $illuminateResponse |
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49 | * @param \Swoole\Http\Response $swooleResponse |
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50 | * @param \Swoole\Http\Request $swooleRequest |
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51 | */ |
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52 | public function __construct($illuminateResponse, SwooleResponse $swooleResponse, SwooleRequest $swooleRequest) |
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53 | { |
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54 | $this->setIlluminateResponse($illuminateResponse); |
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55 | $this->setSwooleResponse($swooleResponse); |
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56 | $this->setSwooleRequest($swooleRequest); |
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57 | } |
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58 | |||
59 | /** |
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60 | * Send HTTP headers and content. |
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61 | * |
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62 | * @throws \InvalidArgumentException |
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63 | */ |
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64 | public function send() |
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65 | { |
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66 | $this->sendHeaders(); |
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67 | $this->sendContent(); |
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68 | } |
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69 | |||
70 | /** |
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71 | * Send HTTP headers. |
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72 | * |
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73 | * @throws \InvalidArgumentException |
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74 | */ |
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75 | protected function sendHeaders() |
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76 | { |
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77 | $illuminateResponse = $this->getIlluminateResponse(); |
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78 | |||
79 | /* RFC2616 - 14.18 says all Responses need to have a Date */ |
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80 | if (! $illuminateResponse->headers->has('Date')) { |
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81 | $illuminateResponse->setDate(\DateTime::createFromFormat('U', time())); |
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82 | } |
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83 | |||
84 | // headers |
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85 | // allPreserveCaseWithoutCookies() doesn't exist before Laravel 5.3 |
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86 | $headers = $illuminateResponse->headers->allPreserveCase(); |
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87 | if (isset($headers['Set-Cookie'])) { |
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88 | unset($headers['Set-Cookie']); |
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89 | } |
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90 | foreach ($headers as $name => $values) { |
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91 | foreach ($values as $value) { |
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92 | $this->swooleResponse->header($name, $value); |
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93 | } |
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94 | } |
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95 | |||
96 | // status |
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97 | $this->swooleResponse->status($illuminateResponse->getStatusCode()); |
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98 | |||
99 | // cookies |
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100 | // $cookie->isRaw() is supported after symfony/http-foundation 3.1 |
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101 | // and Laravel 5.3, so we can add it back now |
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102 | foreach ($illuminateResponse->headers->getCookies() as $cookie) { |
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103 | $method = $cookie->isRaw() ? 'rawcookie' : 'cookie'; |
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104 | $this->swooleResponse->$method( |
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105 | $cookie->getName(), |
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106 | $cookie->getValue(), |
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107 | $cookie->getExpiresTime(), |
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108 | $cookie->getPath(), |
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109 | $cookie->getDomain(), |
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110 | $cookie->isSecure(), |
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111 | $cookie->isHttpOnly() |
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112 | ); |
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113 | } |
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114 | } |
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115 | |||
116 | /** |
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117 | * Send HTTP content. |
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118 | */ |
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119 | protected function sendContent() |
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120 | { |
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121 | $illuminateResponse = $this->getIlluminateResponse(); |
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122 | |||
123 | if ($illuminateResponse instanceof StreamedResponse && property_exists($illuminateResponse, 'output')) { |
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124 | // TODO Add Streamed Response with output |
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125 | $this->swooleResponse->end($illuminateResponse->output); |
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126 | } elseif ($illuminateResponse instanceof BinaryFileResponse) { |
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127 | $this->swooleResponse->sendfile($illuminateResponse->getFile()->getPathname()); |
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128 | } else { |
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129 | $chunkGzip = $this->canGzipContent($illuminateResponse->headers->get('Content-Encoding')); |
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130 | $this->sendInChunk($illuminateResponse->getContent(), $chunkGzip); |
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131 | } |
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132 | } |
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133 | |||
134 | /** |
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135 | * Send content in chunk |
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136 | * |
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137 | * @param string $content |
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138 | * @param bool $chunkGzip |
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139 | */ |
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140 | protected function sendInChunk($content, $chunkGzip) |
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141 | { |
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142 | if (strlen($content) <= static::CHUNK_SIZE) { |
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143 | $this->swooleResponse->end($content); |
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144 | return; |
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145 | } |
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146 | |||
147 | // Swoole Chunk mode does not support compress by default, this patch only supports gzip |
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148 | if ($chunkGzip) { |
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149 | $this->swooleResponse->header('Content-Encoding', 'gzip'); |
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150 | $content = gzencode($content, config('swoole_http.server.options.http_compression_level', 3)); |
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151 | } |
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152 | |||
153 | foreach (str_split($content, static::CHUNK_SIZE) as $chunk) { |
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154 | $this->swooleResponse->write($chunk); |
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155 | } |
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156 | |||
157 | $this->swooleResponse->end(); |
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158 | } |
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159 | |||
160 | /** |
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161 | * @param \Swoole\Http\Response $swooleResponse |
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162 | * |
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163 | * @return \SwooleTW\Http\Transformers\Response |
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164 | */ |
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165 | protected function setSwooleResponse(SwooleResponse $swooleResponse) |
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166 | { |
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167 | $this->swooleResponse = $swooleResponse; |
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168 | |||
169 | return $this; |
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170 | } |
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171 | |||
172 | /** |
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173 | * @return \Swoole\Http\Response |
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174 | */ |
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175 | public function getSwooleResponse() |
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176 | { |
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177 | return $this->swooleResponse; |
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178 | } |
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179 | |||
180 | /** |
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181 | * @param mixed illuminateResponse |
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182 | * |
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183 | * @return \SwooleTW\Http\Transformers\Response |
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184 | */ |
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185 | protected function setIlluminateResponse($illuminateResponse) |
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186 | { |
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187 | if (! $illuminateResponse instanceof SymfonyResponse) { |
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188 | $content = (string) $illuminateResponse; |
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189 | $illuminateResponse = new IlluminateResponse($content); |
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190 | } |
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191 | |||
192 | $this->illuminateResponse = $illuminateResponse; |
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193 | |||
194 | return $this; |
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195 | } |
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196 | |||
197 | /** |
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198 | * @return \Illuminate\Http\Response |
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199 | */ |
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200 | public function getIlluminateResponse() |
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201 | { |
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202 | return $this->illuminateResponse; |
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203 | } |
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204 | |||
205 | /** |
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206 | * @param \Swoole\Http\Request $swooleRequest |
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207 | * |
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208 | * @return \SwooleTW\Http\Transformers\Response |
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209 | */ |
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210 | protected function setSwooleRequest(SwooleRequest $swooleRequest) |
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211 | { |
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212 | $this->swooleRequest = $swooleRequest; |
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213 | |||
214 | return $this; |
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215 | } |
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216 | |||
217 | /** |
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218 | * @return \Swoole\Http\Request |
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219 | */ |
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220 | public function getSwooleRequest() |
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221 | { |
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222 | return $this->swooleRequest; |
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223 | } |
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224 | |||
225 | /** |
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226 | * @param string $responseContentEncoding |
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227 | * @return bool |
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228 | */ |
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229 | protected function canGzipContent($responseContentEncoding) |
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230 | { |
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231 | return empty($responseContentEncoding) && |
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232 | config('swoole_http.server.options.http_compression', true) && |
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233 | !empty($this->swooleRequest->header['accept-encoding']) && |
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234 | strpos($this->swooleRequest->header['accept-encoding'], 'gzip') !== false && |
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235 | function_exists('gzencode'); |
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236 | } |
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237 | } |
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238 |