| Total Complexity | 45 |
| Total Lines | 242 |
| Duplicated Lines | 0 % |
| Changes | 0 | ||
Complex classes like FilesystemPublisher often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use FilesystemPublisher, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 11 | class FilesystemPublisher extends Publisher |
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| 12 | { |
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| 13 | |||
| 14 | /** |
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| 15 | * @var boolean |
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| 16 | */ |
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| 17 | protected $addTimestamp = false; |
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| 18 | |||
| 19 | /** |
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| 20 | * @var string |
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| 21 | */ |
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| 22 | protected $destFolder = 'cache'; |
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| 23 | |||
| 24 | /** |
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| 25 | * @var string |
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| 26 | */ |
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| 27 | protected $fileExtension = 'php'; |
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| 28 | |||
| 29 | /** |
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| 30 | * @return boolean |
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| 31 | */ |
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| 32 | public function getAddTimestamp() { |
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| 33 | return $this->addTimestamp; |
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| 34 | } |
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| 35 | |||
| 36 | public function setAddTimestamp($state) { |
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| 37 | $this->addTimestamp = $state; |
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| 38 | return $this; |
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| 39 | } |
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| 40 | |||
| 41 | /** |
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| 42 | * @return string |
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| 43 | */ |
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| 44 | public function getDestPath() |
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| 45 | { |
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| 46 | $base = defined('PUBLIC_PATH') ? PUBLIC_PATH : BASE_PATH; |
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| 47 | return $base . DIRECTORY_SEPARATOR . $this->getDestFolder(); |
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| 48 | } |
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| 49 | |||
| 50 | public function setDestFolder($destFolder) |
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| 51 | { |
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| 52 | $this->destFolder = $destFolder; |
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| 53 | return $this; |
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| 54 | } |
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| 55 | |||
| 56 | public function getDestFolder() |
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| 57 | { |
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| 58 | return $this->destFolder; |
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| 59 | } |
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| 60 | |||
| 61 | public function setFileExtension($fileExtension) |
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| 62 | { |
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| 63 | $fileExtension = strtolower($fileExtension); |
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| 64 | if (!in_array($fileExtension, ['html', 'php'])) { |
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| 65 | throw new \InvalidArgumentException( |
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| 66 | sprintf( |
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| 67 | 'Bad file extension "%s" passed to %s::%s', |
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| 68 | $fileExtension, |
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| 69 | static::class, |
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| 70 | __FUNCTION__ |
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| 71 | ) |
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| 72 | ); |
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| 73 | } |
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| 74 | $this->fileExtension = $fileExtension; |
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| 75 | return $this; |
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| 76 | } |
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| 77 | |||
| 78 | public function getFileExtension() |
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| 79 | { |
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| 80 | return $this->fileExtension; |
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| 81 | } |
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| 82 | |||
| 83 | public function purgeURL($url) |
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| 84 | { |
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| 85 | if (!$url) { |
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| 86 | user_error("Bad url:" . var_export($url, true), E_USER_WARNING); |
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| 87 | return; |
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| 88 | } |
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| 89 | if ($path = $this->URLtoPath($url)) { |
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| 90 | $success = $this->deleteFromPath($path . '.html') && $this->deleteFromPath($path . '.php'); |
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| 91 | return [ |
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| 92 | 'success' => $success, |
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| 93 | 'url' => $url, |
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| 94 | 'path' => $this->getDestPath() . DIRECTORY_SEPARATOR . $path, |
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| 95 | ]; |
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| 96 | } |
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| 97 | return [ |
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| 98 | 'success' => false, |
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| 99 | 'url' => $url, |
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| 100 | 'path' => false, |
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| 101 | ]; |
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| 102 | } |
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| 103 | |||
| 104 | /** |
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| 105 | * @param string $url |
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| 106 | * @return array A result array |
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| 107 | */ |
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| 108 | public function publishURL($url, $forcePublish = false) |
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| 109 | { |
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| 110 | if (!$url) { |
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| 111 | user_error("Bad url:" . var_export($url, true), E_USER_WARNING); |
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| 112 | return; |
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| 113 | } |
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| 114 | $success = false; |
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| 115 | $response = $this->generatePageResponse($url); |
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| 116 | $statusCode = $response->getStatusCode(); |
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| 117 | $doPublish = ($forcePublish && $this->getFileExtension() == 'php') || $statusCode < 400; |
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| 118 | |||
| 119 | if ($statusCode < 300) { |
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| 120 | // publish success response |
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| 121 | $success = $this->publishPage($response, $url); |
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| 122 | } elseif ($statusCode < 400) { |
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| 123 | // publish redirect response |
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| 124 | $success = $this->publishRedirect($response, $url); |
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| 125 | } elseif ($doPublish) { |
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| 126 | // only publish error pages if we are able to send status codes via PHP |
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| 127 | $success = $this->publishPage($response, $url); |
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| 128 | } |
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| 129 | return [ |
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| 130 | 'published' => $doPublish, |
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| 131 | 'success' => $success, |
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| 132 | 'responsecode' => $statusCode, |
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| 133 | 'url' => $url, |
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| 134 | ]; |
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| 135 | } |
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| 136 | |||
| 137 | /** |
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| 138 | * @param HTTPResponse $response |
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| 139 | * @param string $url |
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| 140 | * @return bool |
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| 141 | */ |
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| 142 | protected function publishRedirect($response, $url) |
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| 143 | { |
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| 144 | $success = true; |
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| 145 | if ($path = $this->URLtoPath($url)) { |
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| 146 | $location = $response->getHeader('Location'); |
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| 147 | if ($this->getFileExtension() === 'php') { |
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| 148 | $phpContent = $this->generatePHPCacheFile($response); |
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| 149 | $success = $this->saveToPath($phpContent, $path . '.php'); |
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| 150 | } |
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| 151 | return $this->saveToPath($this->generateHTMLCacheRedirection($location), $path . '.html') && $success; |
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| 152 | } |
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| 153 | return false; |
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| 154 | } |
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| 155 | |||
| 156 | /** |
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| 157 | * @param HTTPResponse $response |
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| 158 | * @param string $url |
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| 159 | * @return bool |
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| 160 | */ |
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| 161 | protected function publishPage($response, $url) |
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| 162 | { |
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| 163 | $success = true; |
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| 164 | if ($path = $this->URLtoPath($url)) { |
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| 165 | if ($this->getFileExtension() === 'php') { |
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| 166 | $phpContent = $this->generatePHPCacheFile($response); |
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| 167 | $success = $this->saveToPath($phpContent, $path . '.php'); |
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| 168 | } |
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| 169 | $responseBody = $response->getBody(); |
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| 170 | if ($this->getAddTimestamp() === true) { |
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| 171 | $responseBody = str_replace('</html>', "<!-- ".date('c')." -->\n</html>", $responseBody); |
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| 172 | } |
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| 173 | |||
| 174 | return $this->saveToPath($responseBody, $path . '.html') && $success; |
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| 175 | } |
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| 176 | return false; |
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| 177 | } |
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| 178 | |||
| 179 | /** |
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| 180 | * @param string $content |
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| 181 | * @param string $filePath |
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| 182 | * @return bool |
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| 183 | */ |
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| 184 | protected function saveToPath($content, $filePath) |
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| 185 | { |
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| 186 | if (empty($content)) { |
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| 187 | return false; |
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| 188 | } |
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| 189 | $publishPath = $this->getDestPath() . DIRECTORY_SEPARATOR . $filePath; |
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| 190 | Filesystem::makeFolder(dirname($publishPath)); |
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| 191 | return file_put_contents($publishPath, $content) !== false; |
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| 192 | } |
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| 193 | |||
| 194 | protected function deleteFromPath($filePath) |
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| 195 | { |
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| 196 | $deletePath = $this->getDestPath() . DIRECTORY_SEPARATOR . $filePath; |
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| 197 | if (file_exists($deletePath)) { |
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| 198 | $success = unlink($deletePath); |
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| 199 | } else { |
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| 200 | $success = true; |
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| 201 | } |
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| 202 | |||
| 203 | return $success; |
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| 204 | } |
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| 205 | |||
| 206 | protected function URLtoPath($url) |
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| 207 | { |
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| 208 | return URLtoPath($url, BASE_URL, FilesystemPublisher::config()->get('domain_based_caching')); |
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| 209 | } |
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| 210 | |||
| 211 | protected function pathToURL($path) |
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| 212 | { |
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| 213 | if (strpos($path, $this->getDestPath()) === 0) { |
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| 214 | //Strip off the full path of the cache dir from the front |
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| 215 | $path = substr($path, strlen($this->getDestPath())); |
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| 216 | } |
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| 217 | |||
| 218 | // Strip off the file extension and leading / |
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| 219 | $relativeURL = substr($path, 0, (strrpos($path, "."))); |
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| 220 | $relativeURL = ltrim($relativeURL, '/'); |
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| 221 | |||
| 222 | if (FilesystemPublisher::config()->get('domain_based_caching')) { |
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| 223 | // factor in the domain as the top dir |
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| 224 | return Director::protocol() . $relativeURL; |
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| 225 | } |
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| 226 | |||
| 227 | return $relativeURL == 'index' ? Director::absoluteBaseURL() : Director::absoluteURL($relativeURL); |
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| 228 | } |
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| 229 | |||
| 230 | public function getPublishedURLs($dir = null, &$result = []) |
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| 253 | } |
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| 254 | } |
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| 255 |