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<?php |
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namespace Gaufrette\Util; |
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/** |
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* Path utils. |
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* |
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* @author Antoine Hérault <[email protected]> |
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*/ |
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class Path |
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{ |
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/** |
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* Normalizes the given path. |
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* |
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* @param string $path |
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* |
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* @return string |
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*/ |
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public static function normalize($path) |
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{ |
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$path = str_replace('\\', '/', $path); |
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$prefix = static::getAbsolutePrefix($path); |
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$path = substr($path, strlen($prefix)); |
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$parts = array_filter(explode('/', $path), 'strlen'); |
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$tokens = array(); |
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foreach ($parts as $part) { |
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switch ($part) { |
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case '.': |
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continue; |
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case '..': |
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if (0 !== count($tokens)) { |
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array_pop($tokens); |
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continue; |
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} elseif (!empty($prefix)) { |
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continue; |
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} |
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default: |
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$tokens[] = $part; |
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} |
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} |
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return $prefix.implode('/', $tokens); |
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} |
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/** |
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* Indicates whether the given path is absolute or not. |
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* |
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* @param string $path A normalized path |
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* |
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* @return bool |
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*/ |
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public static function isAbsolute($path) |
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{ |
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return '' !== static::getAbsolutePrefix($path); |
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} |
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/** |
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* Returns the absolute prefix of the given path. |
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* |
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* @param string $path A normalized path |
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* |
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* @return string |
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*/ |
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public static function getAbsolutePrefix($path) |
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{ |
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preg_match('|^(?P<prefix>([a-zA-Z]+:)?//?)|', $path, $matches); |
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if (empty($matches['prefix'])) { |
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return ''; |
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} |
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return strtolower($matches['prefix']); |
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} |
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/** |
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* Wrap native dirname function in order to handle only UNIX-style paths |
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* |
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* @param string $path |
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* |
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* @return string |
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* |
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* @see http://php.net/manual/en/function.dirname.php |
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*/ |
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public static function dirname($path) |
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{ |
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return str_replace('\\', '/', \dirname($path)); |
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} |
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/** |
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* UTF-8 aware parse_url() replacement. |
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* |
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* @param string $url to parse |
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* |
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* @return bool|array |
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* |
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* @see https://secure.php.net/manual/fr/function.parse-url.php#114817 |
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*/ |
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public static function parseUrl($url) |
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{ |
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$encodedUrl = preg_replace_callback( |
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'%[^:/@?&=#]+%usD', |
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function ($matches) |
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{ |
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return urlencode($matches[0]); |
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}, |
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$url |
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); |
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$parts = parse_url($encodedUrl); |
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if($parts === false) |
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{ |
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return false; |
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} |
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foreach($parts as $name => $value) |
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{ |
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$parts[$name] = urldecode($value); |
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} |
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return $parts; |
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} |
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} |
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KnpLabs /
Gaufrette
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