Complex classes like PathSeekerTrait 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. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
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 PathSeekerTrait, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 20 | trait PathSeekerTrait |
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| 21 | { |
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| 22 | /** |
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| 23 | * @var array |
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| 24 | */ |
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| 25 | public $tmp = []; |
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| 26 | |||
| 27 | /** |
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| 28 | * @param bool $skip_create_path |
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| 29 | * @param $config |
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| 30 | * @return string |
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| 31 | * @throws \Exception |
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| 32 | */ |
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| 33 | public function getPath($getBasePath = false) |
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| 34 | { |
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| 35 | $tmp_dir = rtrim(ini_get('upload_tmp_dir') ? ini_get('upload_tmp_dir') : sys_get_temp_dir(), '\\/') . DIRECTORY_SEPARATOR . 'phpfastcache'; |
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| 36 | |||
| 37 | if (!isset($this->config[ 'path' ]) || $this->config[ 'path' ] == '') { |
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| 38 | if (self::isPHPModule()) { |
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| 39 | $path = $tmp_dir; |
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| 40 | } else { |
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| 41 | $document_root_path = rtrim($_SERVER[ 'DOCUMENT_ROOT' ], '/') . '/../'; |
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| 42 | $path = isset($_SERVER[ 'DOCUMENT_ROOT' ]) && is_writable($document_root_path) ? $document_root_path : rtrim(__DIR__, '/') . '/'; |
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| 43 | } |
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| 44 | |||
| 45 | if ($this->config[ 'path' ] != '') { |
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| 46 | $path = $this->config[ 'path' ]; |
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| 47 | } |
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| 48 | |||
| 49 | } else { |
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| 50 | $path = $this->config[ 'path' ]; |
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| 51 | } |
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| 52 | |||
| 53 | if ($getBasePath === true) { |
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| 54 | return $path; |
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| 55 | } |
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| 56 | |||
| 57 | $securityKey = array_key_exists('securityKey', $this->config) ? $this->config[ 'securityKey' ] : ''; |
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| 58 | if (!$securityKey || $securityKey === 'auto') { |
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| 59 | if (isset($_SERVER[ 'HTTP_HOST' ])) { |
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| 60 | $securityKey = preg_replace('/^www./', '', strtolower(str_replace(':', '_', $_SERVER[ 'HTTP_HOST' ]))); |
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| 61 | } else { |
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| 62 | $securityKey = ($this->isPHPModule() ? 'web' : 'cli'); |
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| 63 | } |
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| 64 | } |
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| 65 | |||
| 66 | if ($securityKey !== '') { |
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| 67 | $securityKey .= '/'; |
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| 68 | } |
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| 69 | |||
| 70 | $securityKey = static::cleanFileName($securityKey); |
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| 71 | |||
| 72 | $full_path = rtrim($path, '/') . '/' . $securityKey; |
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| 73 | $full_pathx = md5($full_path); |
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| 74 | |||
| 75 | |||
| 76 | if (!isset($this->tmp[ $full_pathx ])) { |
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| 77 | |||
| 78 | if (!@file_exists($full_path) || !@is_writable($full_path)) { |
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| 79 | if (!@file_exists($full_path)) { |
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| 80 | @mkdir($full_path, $this->setChmodAuto(), true); |
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| 81 | } |
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| 82 | if (!@is_writable($full_path)) { |
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| 83 | @chmod($full_path, $this->setChmodAuto()); |
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1 ignored issue
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| 84 | } |
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| 85 | if (!@is_writable($full_path)) { |
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| 86 | // switch back to tmp dir again if the path is not writeable |
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| 87 | $full_path = rtrim($tmp_dir, '/') . '/' . $securityKey; |
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| 88 | if (!@file_exists($full_path)) { |
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| 89 | @mkdir($full_path, $this->setChmodAuto(), true); |
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1 ignored issue
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| 90 | } |
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| 91 | if (!@is_writable($full_path)) { |
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| 92 | @chmod($full_path, $this->setChmodAuto()); |
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1 ignored issue
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| 93 | } |
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| 94 | } |
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| 95 | if (!@file_exists($full_path) || !@is_writable($full_path)) { |
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| 96 | throw new phpFastCacheCoreException('PLEASE CREATE OR CHMOD ' . $full_path . ' - 0777 OR ANY WRITABLE PERMISSION!', 92); |
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| 97 | } |
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| 98 | } |
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| 99 | |||
| 100 | $this->tmp[ $full_pathx ] = true; |
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| 101 | $this->htaccessGen($full_path, array_key_exists('htaccess', $this->config) ? $this->config[ 'htaccess' ] : false); |
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| 102 | } |
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| 103 | |||
| 104 | return realpath($full_path); |
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| 105 | } |
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| 106 | |||
| 107 | /** |
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| 108 | * @param $keyword |
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| 109 | * @return string |
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| 110 | */ |
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| 111 | protected function encodeFilename($keyword) |
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| 112 | { |
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| 113 | return md5($keyword); |
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| 114 | } |
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| 115 | |||
| 116 | /** |
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| 117 | * @return bool |
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| 118 | */ |
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| 119 | public function isExpired() |
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| 120 | { |
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| 121 | trigger_error(__FUNCTION__ . '() is deprecated, use ExtendedCacheItemInterface::isExpired() instead.', E_USER_DEPRECATED); |
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| 122 | |||
| 123 | return true; |
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| 124 | } |
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| 125 | |||
| 126 | |||
| 127 | /** |
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| 128 | * @return string |
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| 129 | * @throws \phpFastCache\Exceptions\phpFastCacheCoreException |
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| 130 | */ |
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| 131 | public function getFileDir() |
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| 132 | { |
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| 133 | return $this->getPath() . DIRECTORY_SEPARATOR . self::FILE_DIR; |
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| 134 | } |
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| 135 | |||
| 136 | /** |
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| 137 | * @param $keyword |
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| 138 | * @param bool $skip |
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| 139 | * @return string |
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| 140 | * @throws phpFastCacheDriverException |
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| 141 | */ |
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| 142 | private function getFilePath($keyword, $skip = false) |
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| 143 | { |
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| 144 | $path = $this->getFileDir(); |
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| 145 | |||
| 146 | if ($keyword === false) { |
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| 147 | return $path; |
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| 148 | } |
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| 149 | |||
| 150 | $filename = $this->encodeFilename($keyword); |
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| 151 | $folder = substr($filename, 0, 2); |
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| 152 | $path = rtrim($path, '/') . '/' . $folder; |
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| 153 | /** |
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| 154 | * Skip Create Sub Folders; |
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| 155 | */ |
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| 156 | if ($skip == false) { |
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| 157 | if (!file_exists($path)) { |
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| 158 | if (@!mkdir($path, $this->setChmodAuto(), true)) { |
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1 ignored issue
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| 159 | throw new phpFastCacheDriverException('PLEASE CHMOD ' . $this->getPath() . ' - ' . $this->setChmodAuto() . ' OR ANY WRITABLE PERMISSION!'); |
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| 160 | } |
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| 161 | } |
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| 162 | } |
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| 163 | |||
| 164 | return $path . '/' . $filename . '.txt'; |
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| 165 | } |
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| 166 | |||
| 167 | |||
| 168 | /** |
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| 169 | * @param $this ->config |
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| 170 | * @return int |
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| 171 | */ |
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| 172 | public function setChmodAuto() |
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| 180 | |||
| 181 | /** |
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| 182 | * @param $filename |
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| 183 | * @return mixed |
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| 184 | */ |
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| 185 | protected static function cleanFileName($filename) |
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| 196 | |||
| 197 | /** |
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| 198 | * @param $path |
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| 199 | * @param bool $create |
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| 200 | * @throws \Exception |
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| 201 | */ |
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| 202 | protected function htaccessGen($path, $create = true) |
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| 229 | } |
This check looks for PHPDoc comments describing methods or function parameters that do not exist on the corresponding method or function.
Consider the following example. The parameter
$italyis not defined by the methodfinale(...).The most likely cause is that the parameter was removed, but the annotation was not.