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Edit File : Finder.php \| Size : 21.88 KB
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. / namespace Symfony\Component\Finder; use Symfony\Component\Finder\Comparator\DateComparator; use Symfony\Component\Finder\Comparator\NumberComparator; use Symfony\Component\Finder\Exception\DirectoryNotFoundException; use Symfony\Component\Finder\Iterator\CustomFilterIterator; use Symfony\Component\Finder\Iterator\DateRangeFilterIterator; use Symfony\Component\Finder\Iterator\DepthRangeFilterIterator; use Symfony\Component\Finder\Iterator\ExcludeDirectoryFilterIterator; use Symfony\Component\Finder\Iterator\FilecontentFilterIterator; use Symfony\Component\Finder\Iterator\FilenameFilterIterator; use Symfony\Component\Finder\Iterator\SizeRangeFilterIterator; use Symfony\Component\Finder\Iterator\SortableIterator; /* * Finder allows to build rules to find files and directories. * * It is a thin wrapper around several specialized iterator classes. * * All rules may be invoked several times. * * All methods return the current Finder object to allow chaining: * * $finder = Finder::create()->files()->name('.php')->in(__DIR__); * @author Fabien Potencier <fabien@symfony.com> / class Finder implements \IteratorAggregate, \Countable { const IGNORE_VCS_FILES = 1; const IGNORE_DOT_FILES = 2; const IGNORE_VCS_IGNORED_FILES = 4; private $mode = 0; private $names = []; private $notNames = []; private $exclude = []; private $filters = []; private $depths = []; private $sizes = []; private $followLinks = false; private $reverseSorting = false; private $sort = false; private $ignore = 0; private $dirs = []; private $dates = []; private $iterators = []; private $contains = []; private $notContains = []; private $paths = []; private $notPaths = []; private $ignoreUnreadableDirs = false; private static $vcsPatterns = ['.svn', '_svn', 'CVS', '_darcs', '.arch-params', '.monotone', '.bzr', '.git', '.hg']; public function __construct() { $this->ignore = static::IGNORE_VCS_FILES \| static::IGNORE_DOT_FILES; } /* * Creates a new Finder. * * @return static / public static function create() { return new static(); } /* * Restricts the matching to directories only. * * @return $this / public function directories() { $this->mode = Iterator\FileTypeFilterIterator::ONLY_DIRECTORIES; return $this; } /* * Restricts the matching to files only. * * @return $this / public function files() { $this->mode = Iterator\FileTypeFilterIterator::ONLY_FILES; return $this; } /* * Adds tests for the directory depth. * * Usage: * * $finder->depth('> 1') // the Finder will start matching at level 1. * $finder->depth('< 3') // the Finder will descend at most 3 levels of directories below the starting point. * $finder->depth(['>= 1', '< 3']) * * @param string\|int\|string[]\|int[] $levels The depth level expression or an array of depth levels * * @return $this * * @see DepthRangeFilterIterator * @see NumberComparator / public function depth($levels) { foreach ((array) $levels as $level) { $this->depths[] = new Comparator\NumberComparator($level); } return $this; } /* * Adds tests for file dates (last modified). * * The date must be something that strtotime() is able to parse: * * $finder->date('since yesterday'); * $finder->date('until 2 days ago'); * $finder->date('> now - 2 hours'); * $finder->date('>= 2005-10-15'); * $finder->date(['>= 2005-10-15', '<= 2006-05-27']); * * @param string\|string[] $dates A date range string or an array of date ranges * * @return $this * * @see strtotime * @see DateRangeFilterIterator * @see DateComparator / public function date($dates) { foreach ((array) $dates as $date) { $this->dates[] = new Comparator\DateComparator($date); } return $this; } /* * Adds rules that files must match. * * You can use patterns (delimited with / sign), globs or simple strings. * * $finder->name('.php') $finder->name('/\.php$/') // same as above * $finder->name('test.php') * $finder->name(['test.py', 'test.php']) * * @param string\|string[] $patterns A pattern (a regexp, a glob, or a string) or an array of patterns * * @return $this * * @see FilenameFilterIterator / public function name($patterns) { $this->names = array_merge($this->names, (array) $patterns); return $this; } /* * Adds rules that files must not match. * * @param string\|string[] $patterns A pattern (a regexp, a glob, or a string) or an array of patterns * * @return $this * * @see FilenameFilterIterator / public function notName($patterns) { $this->notNames = array_merge($this->notNames, (array) $patterns); return $this; } /* * Adds tests that file contents must match. * * Strings or PCRE patterns can be used: * * $finder->contains('Lorem ipsum') * $finder->contains('/Lorem ipsum/i') * $finder->contains(['dolor', '/ipsum/i']) * * @param string\|string[] $patterns A pattern (string or regexp) or an array of patterns * * @return $this * * @see FilecontentFilterIterator / public function contains($patterns) { $this->contains = array_merge($this->contains, (array) $patterns); return $this; } /* * Adds tests that file contents must not match. * * Strings or PCRE patterns can be used: * * $finder->notContains('Lorem ipsum') * $finder->notContains('/Lorem ipsum/i') * $finder->notContains(['lorem', '/dolor/i']) * * @param string\|string[] $patterns A pattern (string or regexp) or an array of patterns * * @return $this * * @see FilecontentFilterIterator / public function notContains($patterns) { $this->notContains = array_merge($this->notContains, (array) $patterns); return $this; } /* * Adds rules that filenames must match. * * You can use patterns (delimited with / sign) or simple strings. * * $finder->path('some/special/dir') * $finder->path('/some\/special\/dir/') // same as above * $finder->path(['some dir', 'another/dir']) * * Use only / as dirname separator. * * @param string\|string[] $patterns A pattern (a regexp or a string) or an array of patterns * * @return $this * * @see FilenameFilterIterator / public function path($patterns) { $this->paths = array_merge($this->paths, (array) $patterns); return $this; } /* * Adds rules that filenames must not match. * * You can use patterns (delimited with / sign) or simple strings. * * $finder->notPath('some/special/dir') * $finder->notPath('/some\/special\/dir/') // same as above * $finder->notPath(['some/file.txt', 'another/file.log']) * * Use only / as dirname separator. * * @param string\|string[] $patterns A pattern (a regexp or a string) or an array of patterns * * @return $this * * @see FilenameFilterIterator / public function notPath($patterns) { $this->notPaths = array_merge($this->notPaths, (array) $patterns); return $this; } /* * Adds tests for file sizes. * * $finder->size('> 10K'); * $finder->size('<= 1Ki'); * $finder->size(4); * $finder->size(['> 10K', '< 20K']) * * @param string\|int\|string[]\|int[] $sizes A size range string or an integer or an array of size ranges * * @return $this * * @see SizeRangeFilterIterator * @see NumberComparator / public function size($sizes) { foreach ((array) $sizes as $size) { $this->sizes[] = new Comparator\NumberComparator($size); } return $this; } /* * Excludes directories. * * Directories passed as argument must be relative to the ones defined with the `in()` method. For example: * * $finder->in(__DIR__)->exclude('ruby'); * * @param string\|array $dirs A directory path or an array of directories * * @return $this * * @see ExcludeDirectoryFilterIterator / public function exclude($dirs) { $this->exclude = array_merge($this->exclude, (array) $dirs); return $this; } /* * Excludes "hidden" directories and files (starting with a dot). * * This option is enabled by default. * * @return $this * * @see ExcludeDirectoryFilterIterator / public function ignoreDotFiles(bool $ignoreDotFiles) { if ($ignoreDotFiles) { $this->ignore \|= static::IGNORE_DOT_FILES; } else { $this->ignore &= ~static::IGNORE_DOT_FILES; } return $this; } /* * Forces the finder to ignore version control directories. * * This option is enabled by default. * * @return $this * * @see ExcludeDirectoryFilterIterator / public function ignoreVCS(bool $ignoreVCS) { if ($ignoreVCS) { $this->ignore \|= static::IGNORE_VCS_FILES; } else { $this->ignore &= ~static::IGNORE_VCS_FILES; } return $this; } /* * Forces Finder to obey .gitignore and ignore files based on rules listed there. * * This option is disabled by default. * * @return $this / public function ignoreVCSIgnored(bool $ignoreVCSIgnored) { if ($ignoreVCSIgnored) { $this->ignore \|= static::IGNORE_VCS_IGNORED_FILES; } else { $this->ignore &= ~static::IGNORE_VCS_IGNORED_FILES; } return $this; } /* * Adds VCS patterns. * * @see ignoreVCS() * * @param string\|string[] $pattern VCS patterns to ignore / public static function addVCSPattern($pattern) { foreach ((array) $pattern as $p) { self::$vcsPatterns[] = $p; } self::$vcsPatterns = array_unique(self::$vcsPatterns); } /* * Sorts files and directories by an anonymous function. * * The anonymous function receives two \SplFileInfo instances to compare. * * This can be slow as all the matching files and directories must be retrieved for comparison. * * @return $this * * @see SortableIterator / public function sort(\Closure $closure) { $this->sort = $closure; return $this; } /* * Sorts files and directories by name. * * This can be slow as all the matching files and directories must be retrieved for comparison. * * @return $this * * @see SortableIterator / public function sortByName(bool $useNaturalSort = false) { $this->sort = $useNaturalSort ? Iterator\SortableIterator::SORT_BY_NAME_NATURAL : Iterator\SortableIterator::SORT_BY_NAME; return $this; } /* * Sorts files and directories by type (directories before files), then by name. * * This can be slow as all the matching files and directories must be retrieved for comparison. * * @return $this * * @see SortableIterator / public function sortByType() { $this->sort = Iterator\SortableIterator::SORT_BY_TYPE; return $this; } /* * Sorts files and directories by the last accessed time. * * This is the time that the file was last accessed, read or written to. * * This can be slow as all the matching files and directories must be retrieved for comparison. * * @return $this * * @see SortableIterator / public function sortByAccessedTime() { $this->sort = Iterator\SortableIterator::SORT_BY_ACCESSED_TIME; return $this; } /* * Reverses the sorting. * * @return $this / public function reverseSorting() { $this->reverseSorting = true; return $this; } /* * Sorts files and directories by the last inode changed time. * * This is the time that the inode information was last modified (permissions, owner, group or other metadata). * * On Windows, since inode is not available, changed time is actually the file creation time. * * This can be slow as all the matching files and directories must be retrieved for comparison. * * @return $this * * @see SortableIterator / public function sortByChangedTime() { $this->sort = Iterator\SortableIterator::SORT_BY_CHANGED_TIME; return $this; } /* * Sorts files and directories by the last modified time. * * This is the last time the actual contents of the file were last modified. * * This can be slow as all the matching files and directories must be retrieved for comparison. * * @return $this * * @see SortableIterator / public function sortByModifiedTime() { $this->sort = Iterator\SortableIterator::SORT_BY_MODIFIED_TIME; return $this; } /* * Filters the iterator with an anonymous function. * * The anonymous function receives a \SplFileInfo and must return false * to remove files. * * @return $this * * @see CustomFilterIterator / public function filter(\Closure $closure) { $this->filters[] = $closure; return $this; } /* * Forces the following of symlinks. * * @return $this / public function followLinks() { $this->followLinks = true; return $this; } /* * Tells finder to ignore unreadable directories. * * By default, scanning unreadable directories content throws an AccessDeniedException. * * @return $this / public function ignoreUnreadableDirs(bool $ignore = true) { $this->ignoreUnreadableDirs = $ignore; return $this; } /* * Searches files and directories which match defined rules. * * @param string\|string[] $dirs A directory path or an array of directories * * @return $this * * @throws DirectoryNotFoundException if one of the directories does not exist / public function in($dirs) { $resolvedDirs = []; foreach ((array) $dirs as $dir) { if (is_dir($dir)) { $resolvedDirs[] = $this->normalizeDir($dir); } elseif ($glob = glob($dir, (\defined('GLOB_BRACE') ? \GLOB_BRACE : 0) \| \GLOB_ONLYDIR \| \GLOB_NOSORT)) { sort($glob); $resolvedDirs = array_merge($resolvedDirs, array_map([$this, 'normalizeDir'], $glob)); } else { throw new DirectoryNotFoundException(sprintf('The "%s" directory does not exist.', $dir)); } } $this->dirs = array_merge($this->dirs, $resolvedDirs); return $this; } /* * Returns an Iterator for the current Finder configuration. * * This method implements the IteratorAggregate interface. * * @return \Iterator\|SplFileInfo[] An iterator * * @throws \LogicException if the in() method has not been called / public function getIterator() { if (0 === \count($this->dirs) && 0 === \count($this->iterators)) { throw new \LogicException('You must call one of in() or append() methods before iterating over a Finder.'); } if (1 === \count($this->dirs) && 0 === \count($this->iterators)) { return $this->searchInDirectory($this->dirs[0]); } $iterator = new \AppendIterator(); foreach ($this->dirs as $dir) { $iterator->append($this->searchInDirectory($dir)); } foreach ($this->iterators as $it) { $iterator->append($it); } return $iterator; } /* * Appends an existing set of files/directories to the finder. * * The set can be another Finder, an Iterator, an IteratorAggregate, or even a plain array. * * @return $this * * @throws \InvalidArgumentException when the given argument is not iterable / public function append(iterable $iterator) { if ($iterator instanceof \IteratorAggregate) { $this->iterators[] = $iterator->getIterator(); } elseif ($iterator instanceof \Iterator) { $this->iterators[] = $iterator; } elseif ($iterator instanceof \Traversable \|\| \is_array($iterator)) { $it = new \ArrayIterator(); foreach ($iterator as $file) { $it->append($file instanceof \SplFileInfo ? $file : new \SplFileInfo($file)); } $this->iterators[] = $it; } else { throw new \InvalidArgumentException('Finder::append() method wrong argument type.'); } return $this; } /* * Check if the any results were found. * * @return bool / public function hasResults() { foreach ($this->getIterator() as $_) { return true; } return false; } /* * Counts all the results collected by the iterators. * * @return int / public function count() { return iterator_count($this->getIterator()); } private function searchInDirectory(string $dir): \Iterator { $exclude = $this->exclude; $notPaths = $this->notPaths; if (static::IGNORE_VCS_FILES === (static::IGNORE_VCS_FILES & $this->ignore)) { $exclude = array_merge($exclude, self::$vcsPatterns); } if (static::IGNORE_DOT_FILES === (static::IGNORE_DOT_FILES & $this->ignore)) { $notPaths[] = '#(^\|/)\..+(/\|$)#'; } if (static::IGNORE_VCS_IGNORED_FILES === (static::IGNORE_VCS_IGNORED_FILES & $this->ignore)) { $gitignoreFilePath = sprintf('%s/.gitignore', $dir); if (!is_readable($gitignoreFilePath)) { throw new \RuntimeException(sprintf('The "ignoreVCSIgnored" option cannot be used by the Finder as the "%s" file is not readable.', $gitignoreFilePath)); } $notPaths = array_merge($notPaths, [Gitignore::toRegex(file_get_contents($gitignoreFilePath))]); } $minDepth = 0; $maxDepth = \PHP_INT_MAX; foreach ($this->depths as $comparator) { switch ($comparator->getOperator()) { case '>': $minDepth = $comparator->getTarget() + 1; break; case '>=': $minDepth = $comparator->getTarget(); break; case '<': $maxDepth = $comparator->getTarget() - 1; break; case '<=': $maxDepth = $comparator->getTarget(); break; default: $minDepth = $maxDepth = $comparator->getTarget(); } } $flags = \RecursiveDirectoryIterator::SKIP_DOTS; if ($this->followLinks) { $flags \|= \RecursiveDirectoryIterator::FOLLOW_SYMLINKS; } $iterator = new Iterator\RecursiveDirectoryIterator($dir, $flags, $this->ignoreUnreadableDirs); if ($exclude) { $iterator = new Iterator\ExcludeDirectoryFilterIterator($iterator, $exclude); } $iterator = new \RecursiveIteratorIterator($iterator, \RecursiveIteratorIterator::SELF_FIRST); if ($minDepth > 0 \|\| $maxDepth < \PHP_INT_MAX) { $iterator = new Iterator\DepthRangeFilterIterator($iterator, $minDepth, $maxDepth); } if ($this->mode) { $iterator = new Iterator\FileTypeFilterIterator($iterator, $this->mode); } if ($this->names \|\| $this->notNames) { $iterator = new Iterator\FilenameFilterIterator($iterator, $this->names, $this->notNames); } if ($this->contains \|\| $this->notContains) { $iterator = new Iterator\FilecontentFilterIterator($iterator, $this->contains, $this->notContains); } if ($this->sizes) { $iterator = new Iterator\SizeRangeFilterIterator($iterator, $this->sizes); } if ($this->dates) { $iterator = new Iterator\DateRangeFilterIterator($iterator, $this->dates); } if ($this->filters) { $iterator = new Iterator\CustomFilterIterator($iterator, $this->filters); } if ($this->paths \|\| $notPaths) { $iterator = new Iterator\PathFilterIterator($iterator, $this->paths, $notPaths); } if ($this->sort \|\| $this->reverseSorting) { $iteratorAggregate = new Iterator\SortableIterator($iterator, $this->sort, $this->reverseSorting); $iterator = $iteratorAggregate->getIterator(); } return $iterator; } /* * Normalizes given directory names by removing trailing slashes. * * Excluding: (s)ftp:// or ssh2.(s)ftp:// wrapper */ private function normalizeDir(string $dir): string { if ('/' === $dir) { return $dir; } $dir = rtrim($dir, '/'.\DIRECTORY_SEPARATOR); if (preg_match('#^(ssh2\.)?s?ftp://#', $dir)) { $dir .= '/'; } return $dir; } } Back

Edit File : Finder.php | Size : 21.88 KB

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Finder;

use Symfony\Component\Finder\Comparator\DateComparator;
use Symfony\Component\Finder\Comparator\NumberComparator;
use Symfony\Component\Finder\Exception\DirectoryNotFoundException;
use Symfony\Component\Finder\Iterator\CustomFilterIterator;
use Symfony\Component\Finder\Iterator\DateRangeFilterIterator;
use Symfony\Component\Finder\Iterator\DepthRangeFilterIterator;
use Symfony\Component\Finder\Iterator\ExcludeDirectoryFilterIterator;
use Symfony\Component\Finder\Iterator\FilecontentFilterIterator;
use Symfony\Component\Finder\Iterator\FilenameFilterIterator;
use Symfony\Component\Finder\Iterator\SizeRangeFilterIterator;
use Symfony\Component\Finder\Iterator\SortableIterator;

/**
 * Finder allows to build rules to find files and directories.
 *
 * It is a thin wrapper around several specialized iterator classes.
 *
 * All rules may be invoked several times.
 *
 * All methods return the current Finder object to allow chaining:
 *
 *     $finder = Finder::create()->files()->name('*.php')->in(__DIR__);
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
class Finder implements \IteratorAggregate, \Countable
{
    const IGNORE_VCS_FILES = 1;
    const IGNORE_DOT_FILES = 2;
    const IGNORE_VCS_IGNORED_FILES = 4;

private $mode = 0;
    private $names = [];
    private $notNames = [];
    private $exclude = [];
    private $filters = [];
    private $depths = [];
    private $sizes = [];
    private $followLinks = false;
    private $reverseSorting = false;
    private $sort = false;
    private $ignore = 0;
    private $dirs = [];
    private $dates = [];
    private $iterators = [];
    private $contains = [];
    private $notContains = [];
    private $paths = [];
    private $notPaths = [];
    private $ignoreUnreadableDirs = false;

private static $vcsPatterns = ['.svn', '_svn', 'CVS', '_darcs', '.arch-params', '.monotone', '.bzr', '.git', '.hg'];

public function __construct()
    {
        $this->ignore = static::IGNORE_VCS_FILES | static::IGNORE_DOT_FILES;
    }

/**
     * Creates a new Finder.
     *
     * @return static
     */
    public static function create()
    {
        return new static();
    }

/**
     * Restricts the matching to directories only.
     *
     * @return $this
     */
    public function directories()
    {
        $this->mode = Iterator\FileTypeFilterIterator::ONLY_DIRECTORIES;

return $this;
    }

/**
     * Restricts the matching to files only.
     *
     * @return $this
     */
    public function files()
    {
        $this->mode = Iterator\FileTypeFilterIterator::ONLY_FILES;

return $this;
    }

/**
     * Adds tests for the directory depth.
     *
     * Usage:
     *
     *     $finder->depth('> 1') // the Finder will start matching at level 1.
     *     $finder->depth('< 3') // the Finder will descend at most 3 levels of directories below the starting point.
     *     $finder->depth(['>= 1', '< 3'])
     *
     * @param string|int|string[]|int[] $levels The depth level expression or an array of depth levels
     *
     * @return $this
     *
     * @see DepthRangeFilterIterator
     * @see NumberComparator
     */
    public function depth($levels)
    {
        foreach ((array) $levels as $level) {
            $this->depths[] = new Comparator\NumberComparator($level);
        }

return $this;
    }

/**
     * Adds tests for file dates (last modified).
     *
     * The date must be something that strtotime() is able to parse:
     *
     *     $finder->date('since yesterday');
     *     $finder->date('until 2 days ago');
     *     $finder->date('> now - 2 hours');
     *     $finder->date('>= 2005-10-15');
     *     $finder->date(['>= 2005-10-15', '<= 2006-05-27']);
     *
     * @param string|string[] $dates A date range string or an array of date ranges
     *
     * @return $this
     *
     * @see strtotime
     * @see DateRangeFilterIterator
     * @see DateComparator
     */
    public function date($dates)
    {
        foreach ((array) $dates as $date) {
            $this->dates[] = new Comparator\DateComparator($date);
        }

return $this;
    }

/**
     * Adds rules that files must match.
     *
     * You can use patterns (delimited with / sign), globs or simple strings.
     *
     *     $finder->name('*.php')
     *     $finder->name('/\.php$/') // same as above
     *     $finder->name('test.php')
     *     $finder->name(['test.py', 'test.php'])
     *
     * @param string|string[] $patterns A pattern (a regexp, a glob, or a string) or an array of patterns
     *
     * @return $this
     *
     * @see FilenameFilterIterator
     */
    public function name($patterns)
    {
        $this->names = array_merge($this->names, (array) $patterns);

return $this;
    }

/**
     * Adds rules that files must not match.
     *
     * @param string|string[] $patterns A pattern (a regexp, a glob, or a string) or an array of patterns
     *
     * @return $this
     *
     * @see FilenameFilterIterator
     */
    public function notName($patterns)
    {
        $this->notNames = array_merge($this->notNames, (array) $patterns);

return $this;
    }

/**
     * Adds tests that file contents must match.
     *
     * Strings or PCRE patterns can be used:
     *
     *     $finder->contains('Lorem ipsum')
     *     $finder->contains('/Lorem ipsum/i')
     *     $finder->contains(['dolor', '/ipsum/i'])
     *
     * @param string|string[] $patterns A pattern (string or regexp) or an array of patterns
     *
     * @return $this
     *
     * @see FilecontentFilterIterator
     */
    public function contains($patterns)
    {
        $this->contains = array_merge($this->contains, (array) $patterns);

return $this;
    }

/**
     * Adds tests that file contents must not match.
     *
     * Strings or PCRE patterns can be used:
     *
     *     $finder->notContains('Lorem ipsum')
     *     $finder->notContains('/Lorem ipsum/i')
     *     $finder->notContains(['lorem', '/dolor/i'])
     *
     * @param string|string[] $patterns A pattern (string or regexp) or an array of patterns
     *
     * @return $this
     *
     * @see FilecontentFilterIterator
     */
    public function notContains($patterns)
    {
        $this->notContains = array_merge($this->notContains, (array) $patterns);

return $this;
    }

/**
     * Adds rules that filenames must match.
     *
     * You can use patterns (delimited with / sign) or simple strings.
     *
     *     $finder->path('some/special/dir')
     *     $finder->path('/some\/special\/dir/') // same as above
     *     $finder->path(['some dir', 'another/dir'])
     *
     * Use only / as dirname separator.
     *
     * @param string|string[] $patterns A pattern (a regexp or a string) or an array of patterns
     *
     * @return $this
     *
     * @see FilenameFilterIterator
     */
    public function path($patterns)
    {
        $this->paths = array_merge($this->paths, (array) $patterns);

return $this;
    }

/**
     * Adds rules that filenames must not match.
     *
     * You can use patterns (delimited with / sign) or simple strings.
     *
     *     $finder->notPath('some/special/dir')
     *     $finder->notPath('/some\/special\/dir/') // same as above
     *     $finder->notPath(['some/file.txt', 'another/file.log'])
     *
     * Use only / as dirname separator.
     *
     * @param string|string[] $patterns A pattern (a regexp or a string) or an array of patterns
     *
     * @return $this
     *
     * @see FilenameFilterIterator
     */
    public function notPath($patterns)
    {
        $this->notPaths = array_merge($this->notPaths, (array) $patterns);

return $this;
    }

/**
     * Adds tests for file sizes.
     *
     *     $finder->size('> 10K');
     *     $finder->size('<= 1Ki');
     *     $finder->size(4);
     *     $finder->size(['> 10K', '< 20K'])
     *
     * @param string|int|string[]|int[] $sizes A size range string or an integer or an array of size ranges
     *
     * @return $this
     *
     * @see SizeRangeFilterIterator
     * @see NumberComparator
     */
    public function size($sizes)
    {
        foreach ((array) $sizes as $size) {
            $this->sizes[] = new Comparator\NumberComparator($size);
        }

return $this;
    }

/**
     * Excludes directories.
     *
     * Directories passed as argument must be relative to the ones defined with the `in()` method. For example:
     *
     *     $finder->in(__DIR__)->exclude('ruby');
     *
     * @param string|array $dirs A directory path or an array of directories
     *
     * @return $this
     *
     * @see ExcludeDirectoryFilterIterator
     */
    public function exclude($dirs)
    {
        $this->exclude = array_merge($this->exclude, (array) $dirs);

return $this;
    }

/**
     * Excludes "hidden" directories and files (starting with a dot).
     *
     * This option is enabled by default.
     *
     * @return $this
     *
     * @see ExcludeDirectoryFilterIterator
     */
    public function ignoreDotFiles(bool $ignoreDotFiles)
    {
        if ($ignoreDotFiles) {
            $this->ignore |= static::IGNORE_DOT_FILES;
        } else {
            $this->ignore &= ~static::IGNORE_DOT_FILES;
        }

return $this;
    }

/**
     * Forces the finder to ignore version control directories.
     *
     * This option is enabled by default.
     *
     * @return $this
     *
     * @see ExcludeDirectoryFilterIterator
     */
    public function ignoreVCS(bool $ignoreVCS)
    {
        if ($ignoreVCS) {
            $this->ignore |= static::IGNORE_VCS_FILES;
        } else {
            $this->ignore &= ~static::IGNORE_VCS_FILES;
        }

return $this;
    }

/**
     * Forces Finder to obey .gitignore and ignore files based on rules listed there.
     *
     * This option is disabled by default.
     *
     * @return $this
     */
    public function ignoreVCSIgnored(bool $ignoreVCSIgnored)
    {
        if ($ignoreVCSIgnored) {
            $this->ignore |= static::IGNORE_VCS_IGNORED_FILES;
        } else {
            $this->ignore &= ~static::IGNORE_VCS_IGNORED_FILES;
        }

return $this;
    }

/**
     * Adds VCS patterns.
     *
     * @see ignoreVCS()
     *
     * @param string|string[] $pattern VCS patterns to ignore
     */
    public static function addVCSPattern($pattern)
    {
        foreach ((array) $pattern as $p) {
            self::$vcsPatterns[] = $p;
        }

self::$vcsPatterns = array_unique(self::$vcsPatterns);
    }

/**
     * Sorts files and directories by an anonymous function.
     *
     * The anonymous function receives two \SplFileInfo instances to compare.
     *
     * This can be slow as all the matching files and directories must be retrieved for comparison.
     *
     * @return $this
     *
     * @see SortableIterator
     */
    public function sort(\Closure $closure)
    {
        $this->sort = $closure;

return $this;
    }

/**
     * Sorts files and directories by name.
     *
     * This can be slow as all the matching files and directories must be retrieved for comparison.
     *
     * @return $this
     *
     * @see SortableIterator
     */
    public function sortByName(bool $useNaturalSort = false)
    {
        $this->sort = $useNaturalSort ? Iterator\SortableIterator::SORT_BY_NAME_NATURAL : Iterator\SortableIterator::SORT_BY_NAME;

return $this;
    }

/**
     * Sorts files and directories by type (directories before files), then by name.
     *
     * This can be slow as all the matching files and directories must be retrieved for comparison.
     *
     * @return $this
     *
     * @see SortableIterator
     */
    public function sortByType()
    {
        $this->sort = Iterator\SortableIterator::SORT_BY_TYPE;

return $this;
    }

/**
     * Sorts files and directories by the last accessed time.
     *
     * This is the time that the file was last accessed, read or written to.
     *
     * This can be slow as all the matching files and directories must be retrieved for comparison.
     *
     * @return $this
     *
     * @see SortableIterator
     */
    public function sortByAccessedTime()
    {
        $this->sort = Iterator\SortableIterator::SORT_BY_ACCESSED_TIME;

return $this;
    }

/**
     * Reverses the sorting.
     *
     * @return $this
     */
    public function reverseSorting()
    {
        $this->reverseSorting = true;

return $this;
    }

/**
     * Sorts files and directories by the last inode changed time.
     *
     * This is the time that the inode information was last modified (permissions, owner, group or other metadata).
     *
     * On Windows, since inode is not available, changed time is actually the file creation time.
     *
     * This can be slow as all the matching files and directories must be retrieved for comparison.
     *
     * @return $this
     *
     * @see SortableIterator
     */
    public function sortByChangedTime()
    {
        $this->sort = Iterator\SortableIterator::SORT_BY_CHANGED_TIME;

return $this;
    }

/**
     * Sorts files and directories by the last modified time.
     *
     * This is the last time the actual contents of the file were last modified.
     *
     * This can be slow as all the matching files and directories must be retrieved for comparison.
     *
     * @return $this
     *
     * @see SortableIterator
     */
    public function sortByModifiedTime()
    {
        $this->sort = Iterator\SortableIterator::SORT_BY_MODIFIED_TIME;

return $this;
    }

/**
     * Filters the iterator with an anonymous function.
     *
     * The anonymous function receives a \SplFileInfo and must return false
     * to remove files.
     *
     * @return $this
     *
     * @see CustomFilterIterator
     */
    public function filter(\Closure $closure)
    {
        $this->filters[] = $closure;

return $this;
    }

/**
     * Forces the following of symlinks.
     *
     * @return $this
     */
    public function followLinks()
    {
        $this->followLinks = true;

return $this;
    }

/**
     * Tells finder to ignore unreadable directories.
     *
     * By default, scanning unreadable directories content throws an AccessDeniedException.
     *
     * @return $this
     */
    public function ignoreUnreadableDirs(bool $ignore = true)
    {
        $this->ignoreUnreadableDirs = $ignore;

return $this;
    }

/**
     * Searches files and directories which match defined rules.
     *
     * @param string|string[] $dirs A directory path or an array of directories
     *
     * @return $this
     *
     * @throws DirectoryNotFoundException if one of the directories does not exist
     */
    public function in($dirs)
    {
        $resolvedDirs = [];

foreach ((array) $dirs as $dir) {
            if (is_dir($dir)) {
                $resolvedDirs[] = $this->normalizeDir($dir);
            } elseif ($glob = glob($dir, (\defined('GLOB_BRACE') ? \GLOB_BRACE : 0) | \GLOB_ONLYDIR | \GLOB_NOSORT)) {
                sort($glob);
                $resolvedDirs = array_merge($resolvedDirs, array_map([$this, 'normalizeDir'], $glob));
            } else {
                throw new DirectoryNotFoundException(sprintf('The "%s" directory does not exist.', $dir));
            }
        }

$this->dirs = array_merge($this->dirs, $resolvedDirs);

return $this;
    }

/**
     * Returns an Iterator for the current Finder configuration.
     *
     * This method implements the IteratorAggregate interface.
     *
     * @return \Iterator|SplFileInfo[] An iterator
     *
     * @throws \LogicException if the in() method has not been called
     */
    public function getIterator()
    {
        if (0 === \count($this->dirs) && 0 === \count($this->iterators)) {
            throw new \LogicException('You must call one of in() or append() methods before iterating over a Finder.');
        }

if (1 === \count($this->dirs) && 0 === \count($this->iterators)) {
            return $this->searchInDirectory($this->dirs[0]);
        }

$iterator = new \AppendIterator();
        foreach ($this->dirs as $dir) {
            $iterator->append($this->searchInDirectory($dir));
        }

foreach ($this->iterators as $it) {
            $iterator->append($it);
        }

return $iterator;
    }

/**
     * Appends an existing set of files/directories to the finder.
     *
     * The set can be another Finder, an Iterator, an IteratorAggregate, or even a plain array.
     *
     * @return $this
     *
     * @throws \InvalidArgumentException when the given argument is not iterable
     */
    public function append(iterable $iterator)
    {
        if ($iterator instanceof \IteratorAggregate) {
            $this->iterators[] = $iterator->getIterator();
        } elseif ($iterator instanceof \Iterator) {
            $this->iterators[] = $iterator;
        } elseif ($iterator instanceof \Traversable || \is_array($iterator)) {
            $it = new \ArrayIterator();
            foreach ($iterator as $file) {
                $it->append($file instanceof \SplFileInfo ? $file : new \SplFileInfo($file));
            }
            $this->iterators[] = $it;
        } else {
            throw new \InvalidArgumentException('Finder::append() method wrong argument type.');
        }

return $this;
    }

/**
     * Check if the any results were found.
     *
     * @return bool
     */
    public function hasResults()
    {
        foreach ($this->getIterator() as $_) {
            return true;
        }

return false;
    }

/**
     * Counts all the results collected by the iterators.
     *
     * @return int
     */
    public function count()
    {
        return iterator_count($this->getIterator());
    }

private function searchInDirectory(string $dir): \Iterator
    {
        $exclude = $this->exclude;
        $notPaths = $this->notPaths;

if (static::IGNORE_VCS_FILES === (static::IGNORE_VCS_FILES & $this->ignore)) {
            $exclude = array_merge($exclude, self::$vcsPatterns);
        }

if (static::IGNORE_DOT_FILES === (static::IGNORE_DOT_FILES & $this->ignore)) {
            $notPaths[] = '#(^|/)\..+(/|$)#';
        }

if (static::IGNORE_VCS_IGNORED_FILES === (static::IGNORE_VCS_IGNORED_FILES & $this->ignore)) {
            $gitignoreFilePath = sprintf('%s/.gitignore', $dir);
            if (!is_readable($gitignoreFilePath)) {
                throw new \RuntimeException(sprintf('The "ignoreVCSIgnored" option cannot be used by the Finder as the "%s" file is not readable.', $gitignoreFilePath));
            }
            $notPaths = array_merge($notPaths, [Gitignore::toRegex(file_get_contents($gitignoreFilePath))]);
        }

$minDepth = 0;
        $maxDepth = \PHP_INT_MAX;

foreach ($this->depths as $comparator) {
            switch ($comparator->getOperator()) {
                case '>':
                    $minDepth = $comparator->getTarget() + 1;
                    break;
                case '>=':
                    $minDepth = $comparator->getTarget();
                    break;
                case '<':
                    $maxDepth = $comparator->getTarget() - 1;
                    break;
                case '<=':
                    $maxDepth = $comparator->getTarget();
                    break;
                default:
                    $minDepth = $maxDepth = $comparator->getTarget();
            }
        }

$flags = \RecursiveDirectoryIterator::SKIP_DOTS;

if ($this->followLinks) {
            $flags |= \RecursiveDirectoryIterator::FOLLOW_SYMLINKS;
        }

$iterator = new Iterator\RecursiveDirectoryIterator($dir, $flags, $this->ignoreUnreadableDirs);

if ($exclude) {
            $iterator = new Iterator\ExcludeDirectoryFilterIterator($iterator, $exclude);
        }

$iterator = new \RecursiveIteratorIterator($iterator, \RecursiveIteratorIterator::SELF_FIRST);

if ($minDepth > 0 || $maxDepth < \PHP_INT_MAX) {
            $iterator = new Iterator\DepthRangeFilterIterator($iterator, $minDepth, $maxDepth);
        }

if ($this->mode) {
            $iterator = new Iterator\FileTypeFilterIterator($iterator, $this->mode);
        }

if ($this->names || $this->notNames) {
            $iterator = new Iterator\FilenameFilterIterator($iterator, $this->names, $this->notNames);
        }

if ($this->contains || $this->notContains) {
            $iterator = new Iterator\FilecontentFilterIterator($iterator, $this->contains, $this->notContains);
        }

if ($this->sizes) {
            $iterator = new Iterator\SizeRangeFilterIterator($iterator, $this->sizes);
        }

if ($this->dates) {
            $iterator = new Iterator\DateRangeFilterIterator($iterator, $this->dates);
        }

if ($this->filters) {
            $iterator = new Iterator\CustomFilterIterator($iterator, $this->filters);
        }

if ($this->paths || $notPaths) {
            $iterator = new Iterator\PathFilterIterator($iterator, $this->paths, $notPaths);
        }

if ($this->sort || $this->reverseSorting) {
            $iteratorAggregate = new Iterator\SortableIterator($iterator, $this->sort, $this->reverseSorting);
            $iterator = $iteratorAggregate->getIterator();
        }

return $iterator;
    }

/**
     * Normalizes given directory names by removing trailing slashes.
     *
     * Excluding: (s)ftp:// or ssh2.(s)ftp:// wrapper
     */
    private function normalizeDir(string $dir): string
    {
        if ('/' === $dir) {
            return $dir;
        }

$dir = rtrim($dir, '/'.\DIRECTORY_SEPARATOR);

if (preg_match('#^(ssh2\.)?s?ftp://#', $dir)) {
            $dir .= '/';
        }

return $dir;
    }
}

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