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<?php |
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|
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <fabien@symfony.com> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace WindPressDeps\Symfony\Component\Finder\Iterator; |
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|
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use WindPressDeps\Symfony\Component\Finder\Exception\AccessDeniedException; |
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use WindPressDeps\Symfony\Component\Finder\SplFileInfo; |
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/** |
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* Extends the \RecursiveDirectoryIterator to support relative paths. |
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* |
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* @author Victor Berchet <victor@suumit.com> |
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*/ |
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class RecursiveDirectoryIterator extends \RecursiveDirectoryIterator |
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{ |
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/** |
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* @var bool |
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*/ |
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private $ignoreUnreadableDirs; |
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/** |
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* @var bool |
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*/ |
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private $ignoreFirstRewind = \true; |
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// these 3 properties take part of the performance optimization to avoid redoing the same work in all iterations |
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private $rootPath; |
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private $subPath; |
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private $directorySeparator = '/'; |
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/** |
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* @throws \RuntimeException |
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*/ |
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public function __construct(string $path, int $flags, bool $ignoreUnreadableDirs = \false) |
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{ |
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if ($flags & (self::CURRENT_AS_PATHNAME | self::CURRENT_AS_SELF)) { |
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throw new \RuntimeException('This iterator only support returning current as fileinfo.'); |
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} |
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parent::__construct($path, $flags); |
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$this->ignoreUnreadableDirs = $ignoreUnreadableDirs; |
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$this->rootPath = $path; |
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if ('/' !== \DIRECTORY_SEPARATOR && !($flags & self::UNIX_PATHS)) { |
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$this->directorySeparator = \DIRECTORY_SEPARATOR; |
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} |
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} |
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/** |
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* Return an instance of SplFileInfo with support for relative paths. |
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* |
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* @return SplFileInfo |
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*/ |
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#[\ReturnTypeWillChange] |
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public function current() |
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{ |
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// the logic here avoids redoing the same work in all iterations |
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if (null === $subPathname = $this->subPath) { |
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$subPathname = $this->subPath = $this->getSubPath(); |
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} |
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if ('' !== $subPathname) { |
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$subPathname .= $this->directorySeparator; |
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} |
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$subPathname .= $this->getFilename(); |
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$basePath = $this->rootPath; |
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if ('/' !== $basePath && !str_ends_with($basePath, $this->directorySeparator) && !str_ends_with($basePath, '/')) { |
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$basePath .= $this->directorySeparator; |
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} |
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return new SplFileInfo($basePath . $subPathname, $this->subPath, $subPathname); |
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} |
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/** |
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* @param bool $allowLinks |
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* |
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* @return bool |
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*/ |
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#[\ReturnTypeWillChange] |
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public function hasChildren($allowLinks = \false) |
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{ |
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$hasChildren = parent::hasChildren($allowLinks); |
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if (!$hasChildren || !$this->ignoreUnreadableDirs) { |
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return $hasChildren; |
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} |
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try { |
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parent::getChildren(); |
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return \true; |
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} catch (\UnexpectedValueException $e) { |
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// If directory is unreadable and finder is set to ignore it, skip children |
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return \false; |
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} |
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} |
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/** |
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* @return \RecursiveDirectoryIterator |
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* |
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* @throws AccessDeniedException |
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*/ |
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#[\ReturnTypeWillChange] |
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public function getChildren() |
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{ |
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try { |
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$children = parent::getChildren(); |
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if ($children instanceof self) { |
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// parent method will call the constructor with default arguments, so unreadable dirs won't be ignored anymore |
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$children->ignoreUnreadableDirs = $this->ignoreUnreadableDirs; |
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// performance optimization to avoid redoing the same work in all children |
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$children->rootPath = $this->rootPath; |
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} |
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return $children; |
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} catch (\UnexpectedValueException $e) { |
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throw new AccessDeniedException($e->getMessage(), $e->getCode(), $e); |
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} |
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} |
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/** |
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* @return void |
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*/ |
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#[\ReturnTypeWillChange] |
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public function next() |
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{ |
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$this->ignoreFirstRewind = \false; |
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parent::next(); |
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} |
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/** |
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* @return void |
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*/ |
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#[\ReturnTypeWillChange] |
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public function rewind() |
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{ |
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// some streams like FTP are not rewindable, ignore the first rewind after creation, |
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// as newly created DirectoryIterator does not need to be rewound |
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if ($this->ignoreFirstRewind) { |
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$this->ignoreFirstRewind = \false; |
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return; |
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} |
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parent::rewind(); |
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} |
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} |
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|
