104 lines
2.7 KiB
PHP
104 lines
2.7 KiB
PHP
<?php
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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 Symfony\Component\Finder\Adapter;
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use Symfony\Component\Finder\Shell\Shell;
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use Symfony\Component\Finder\Shell\Command;
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use Symfony\Component\Finder\Iterator\SortableIterator;
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use Symfony\Component\Finder\Expression\Expression;
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/**
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* Shell engine implementation using BSD find command.
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*
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* @author Jean-François Simon <contact@jfsimon.fr>
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*/
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class BsdFindAdapter extends AbstractFindAdapter
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{
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/**
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* {@inheritdoc}
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*/
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public function getName()
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{
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return 'bsd_find';
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}
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/**
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* {@inheritdoc}
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*/
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protected function canBeUsed()
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{
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return in_array($this->shell->getType(), array(Shell::TYPE_BSD, Shell::TYPE_DARWIN)) && parent::canBeUsed();
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}
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/**
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* {@inheritdoc}
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*/
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protected function buildFormatSorting(Command $command, $sort)
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{
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switch ($sort) {
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case SortableIterator::SORT_BY_NAME:
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$command->ins('sort')->add('| sort');
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return;
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case SortableIterator::SORT_BY_TYPE:
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$format = '%HT';
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break;
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case SortableIterator::SORT_BY_ACCESSED_TIME:
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$format = '%a';
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break;
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case SortableIterator::SORT_BY_CHANGED_TIME:
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$format = '%c';
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break;
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case SortableIterator::SORT_BY_MODIFIED_TIME:
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$format = '%m';
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break;
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default:
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throw new \InvalidArgumentException(sprintf('Unknown sort options: %s.', $sort));
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}
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$command
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->add('-print0 | xargs -0 stat -f')
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->arg($format.'%t%N')
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->add('| sort | cut -f 2');
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}
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/**
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* {@inheritdoc}
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*/
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protected function buildFindCommand(Command $command, $dir)
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{
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parent::buildFindCommand($command, $dir)->addAtIndex('-E', 1);
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return $command;
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}
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/**
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* {@inheritdoc}
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*/
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protected function buildContentFiltering(Command $command, array $contains, $not = false)
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{
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foreach ($contains as $contain) {
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$expr = Expression::create($contain);
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// todo: avoid forking process for each $pattern by using multiple -e options
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$command
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->add('| grep -v \'^$\'')
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->add('| xargs -I{} grep -I')
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->add($expr->isCaseSensitive() ? null : '-i')
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->add($not ? '-L' : '-l')
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->add('-Ee')->arg($expr->renderPattern())
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->add('{}')
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;
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}
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}
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}
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