326 lines
11 KiB
PHP
326 lines
11 KiB
PHP
|
<?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\Adapter;
|
||
|
|
||
|
@trigger_error('The '.__NAMESPACE__.'\AbstractFindAdapter class is deprecated since Symfony 2.8 and will be removed in 3.0. Use directly the Finder class instead.', E_USER_DEPRECATED);
|
||
|
|
||
|
use Symfony\Component\Finder\Comparator\DateComparator;
|
||
|
use Symfony\Component\Finder\Comparator\NumberComparator;
|
||
|
use Symfony\Component\Finder\Exception\AccessDeniedException;
|
||
|
use Symfony\Component\Finder\Expression\Expression;
|
||
|
use Symfony\Component\Finder\Iterator;
|
||
|
use Symfony\Component\Finder\Shell\Command;
|
||
|
use Symfony\Component\Finder\Shell\Shell;
|
||
|
|
||
|
/**
|
||
|
* Shell engine implementation using GNU find command.
|
||
|
*
|
||
|
* @author Jean-François Simon <contact@jfsimon.fr>
|
||
|
*
|
||
|
* @deprecated since 2.8, to be removed in 3.0. Use Finder instead.
|
||
|
*/
|
||
|
abstract class AbstractFindAdapter extends AbstractAdapter
|
||
|
{
|
||
|
protected $shell;
|
||
|
|
||
|
public function __construct()
|
||
|
{
|
||
|
$this->shell = new Shell();
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* {@inheritdoc}
|
||
|
*/
|
||
|
public function searchInDirectory($dir)
|
||
|
{
|
||
|
// having "/../" in path make find fail
|
||
|
$dir = realpath($dir);
|
||
|
|
||
|
// searching directories containing or not containing strings leads to no result
|
||
|
if (Iterator\FileTypeFilterIterator::ONLY_DIRECTORIES === $this->mode && ($this->contains || $this->notContains)) {
|
||
|
return new Iterator\FilePathsIterator(array(), $dir);
|
||
|
}
|
||
|
|
||
|
$command = Command::create();
|
||
|
$find = $this->buildFindCommand($command, $dir);
|
||
|
|
||
|
if ($this->followLinks) {
|
||
|
$find->add('-follow');
|
||
|
}
|
||
|
|
||
|
$find->add('-mindepth')->add($this->minDepth + 1);
|
||
|
|
||
|
if (PHP_INT_MAX !== $this->maxDepth) {
|
||
|
$find->add('-maxdepth')->add($this->maxDepth + 1);
|
||
|
}
|
||
|
|
||
|
if (Iterator\FileTypeFilterIterator::ONLY_DIRECTORIES === $this->mode) {
|
||
|
$find->add('-type d');
|
||
|
} elseif (Iterator\FileTypeFilterIterator::ONLY_FILES === $this->mode) {
|
||
|
$find->add('-type f');
|
||
|
}
|
||
|
|
||
|
$this->buildNamesFiltering($find, $this->names);
|
||
|
$this->buildNamesFiltering($find, $this->notNames, true);
|
||
|
$this->buildPathsFiltering($find, $dir, $this->paths);
|
||
|
$this->buildPathsFiltering($find, $dir, $this->notPaths, true);
|
||
|
$this->buildSizesFiltering($find, $this->sizes);
|
||
|
$this->buildDatesFiltering($find, $this->dates);
|
||
|
|
||
|
$useGrep = $this->shell->testCommand('grep') && $this->shell->testCommand('xargs');
|
||
|
$useSort = \is_int($this->sort) && $this->shell->testCommand('sort') && $this->shell->testCommand('cut');
|
||
|
|
||
|
if ($useGrep && ($this->contains || $this->notContains)) {
|
||
|
$grep = $command->ins('grep');
|
||
|
$this->buildContentFiltering($grep, $this->contains);
|
||
|
$this->buildContentFiltering($grep, $this->notContains, true);
|
||
|
}
|
||
|
|
||
|
if ($useSort) {
|
||
|
$this->buildSorting($command, $this->sort);
|
||
|
}
|
||
|
|
||
|
$command->setErrorHandler(
|
||
|
$this->ignoreUnreadableDirs
|
||
|
// If directory is unreadable and finder is set to ignore it, `stderr` is ignored.
|
||
|
? function ($stderr) { }
|
||
|
: function ($stderr) { throw new AccessDeniedException($stderr); }
|
||
|
);
|
||
|
|
||
|
$paths = $this->shell->testCommand('uniq') ? $command->add('| uniq')->execute() : array_unique($command->execute());
|
||
|
$iterator = new Iterator\FilePathsIterator($paths, $dir);
|
||
|
|
||
|
if ($this->exclude) {
|
||
|
$iterator = new Iterator\ExcludeDirectoryFilterIterator($iterator, $this->exclude);
|
||
|
}
|
||
|
|
||
|
if (!$useGrep && ($this->contains || $this->notContains)) {
|
||
|
$iterator = new Iterator\FilecontentFilterIterator($iterator, $this->contains, $this->notContains);
|
||
|
}
|
||
|
|
||
|
if ($this->filters) {
|
||
|
$iterator = new Iterator\CustomFilterIterator($iterator, $this->filters);
|
||
|
}
|
||
|
|
||
|
if (!$useSort && $this->sort) {
|
||
|
$iteratorAggregate = new Iterator\SortableIterator($iterator, $this->sort);
|
||
|
$iterator = $iteratorAggregate->getIterator();
|
||
|
}
|
||
|
|
||
|
return $iterator;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* {@inheritdoc}
|
||
|
*/
|
||
|
protected function canBeUsed()
|
||
|
{
|
||
|
return $this->shell->testCommand('find');
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param string $dir
|
||
|
*
|
||
|
* @return Command
|
||
|
*/
|
||
|
protected function buildFindCommand(Command $command, $dir)
|
||
|
{
|
||
|
return $command
|
||
|
->ins('find')
|
||
|
->add('find ')
|
||
|
->arg($dir)
|
||
|
->add('-noleaf'); // the -noleaf option is required for filesystems that don't follow the '.' and '..' conventions
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param string[] $names
|
||
|
* @param bool $not
|
||
|
*/
|
||
|
private function buildNamesFiltering(Command $command, array $names, $not = false)
|
||
|
{
|
||
|
if (0 === \count($names)) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
$command->add($not ? '-not' : null)->cmd('(');
|
||
|
|
||
|
foreach ($names as $i => $name) {
|
||
|
$expr = Expression::create($name);
|
||
|
|
||
|
// Find does not support expandable globs ("*.{a,b}" syntax).
|
||
|
if ($expr->isGlob() && $expr->getGlob()->isExpandable()) {
|
||
|
$expr = Expression::create($expr->getGlob()->toRegex(false));
|
||
|
}
|
||
|
|
||
|
// Fixes 'not search' and 'full path matching' regex problems.
|
||
|
// - Jokers '.' are replaced by [^/].
|
||
|
// - We add '[^/]*' before and after regex (if no ^|$ flags are present).
|
||
|
if ($expr->isRegex()) {
|
||
|
$regex = $expr->getRegex();
|
||
|
$regex->prepend($regex->hasStartFlag() ? '/' : '/[^/]*')
|
||
|
->setStartFlag(false)
|
||
|
->setStartJoker(true)
|
||
|
->replaceJokers('[^/]');
|
||
|
if (!$regex->hasEndFlag() || $regex->hasEndJoker()) {
|
||
|
$regex->setEndJoker(false)->append('[^/]*');
|
||
|
}
|
||
|
}
|
||
|
|
||
|
$command
|
||
|
->add($i > 0 ? '-or' : null)
|
||
|
->add($expr->isRegex()
|
||
|
? ($expr->isCaseSensitive() ? '-regex' : '-iregex')
|
||
|
: ($expr->isCaseSensitive() ? '-name' : '-iname')
|
||
|
)
|
||
|
->arg($expr->renderPattern());
|
||
|
}
|
||
|
|
||
|
$command->cmd(')');
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param string $dir
|
||
|
* @param string[] $paths
|
||
|
* @param bool $not
|
||
|
*/
|
||
|
private function buildPathsFiltering(Command $command, $dir, array $paths, $not = false)
|
||
|
{
|
||
|
if (0 === \count($paths)) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
$command->add($not ? '-not' : null)->cmd('(');
|
||
|
|
||
|
foreach ($paths as $i => $path) {
|
||
|
$expr = Expression::create($path);
|
||
|
|
||
|
// Find does not support expandable globs ("*.{a,b}" syntax).
|
||
|
if ($expr->isGlob() && $expr->getGlob()->isExpandable()) {
|
||
|
$expr = Expression::create($expr->getGlob()->toRegex(false));
|
||
|
}
|
||
|
|
||
|
// Fixes 'not search' regex problems.
|
||
|
if ($expr->isRegex()) {
|
||
|
$regex = $expr->getRegex();
|
||
|
$regex->prepend($regex->hasStartFlag() ? preg_quote($dir).\DIRECTORY_SEPARATOR : '.*')->setEndJoker(!$regex->hasEndFlag());
|
||
|
} else {
|
||
|
$expr->prepend('*')->append('*');
|
||
|
}
|
||
|
|
||
|
$command
|
||
|
->add($i > 0 ? '-or' : null)
|
||
|
->add($expr->isRegex()
|
||
|
? ($expr->isCaseSensitive() ? '-regex' : '-iregex')
|
||
|
: ($expr->isCaseSensitive() ? '-path' : '-ipath')
|
||
|
)
|
||
|
->arg($expr->renderPattern());
|
||
|
}
|
||
|
|
||
|
$command->cmd(')');
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param NumberComparator[] $sizes
|
||
|
*/
|
||
|
private function buildSizesFiltering(Command $command, array $sizes)
|
||
|
{
|
||
|
foreach ($sizes as $i => $size) {
|
||
|
$command->add($i > 0 ? '-and' : null);
|
||
|
|
||
|
switch ($size->getOperator()) {
|
||
|
case '<=':
|
||
|
$command->add('-size -'.($size->getTarget() + 1).'c');
|
||
|
break;
|
||
|
case '>=':
|
||
|
$command->add('-size +'.($size->getTarget() - 1).'c');
|
||
|
break;
|
||
|
case '>':
|
||
|
$command->add('-size +'.$size->getTarget().'c');
|
||
|
break;
|
||
|
case '!=':
|
||
|
$command->add('-size -'.$size->getTarget().'c');
|
||
|
$command->add('-size +'.$size->getTarget().'c');
|
||
|
break;
|
||
|
case '<':
|
||
|
default:
|
||
|
$command->add('-size -'.$size->getTarget().'c');
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param DateComparator[] $dates
|
||
|
*/
|
||
|
private function buildDatesFiltering(Command $command, array $dates)
|
||
|
{
|
||
|
foreach ($dates as $i => $date) {
|
||
|
$command->add($i > 0 ? '-and' : null);
|
||
|
|
||
|
$mins = (int) round((time() - $date->getTarget()) / 60);
|
||
|
|
||
|
if (0 > $mins) {
|
||
|
// mtime is in the future
|
||
|
$command->add(' -mmin -0');
|
||
|
// we will have no result so we don't need to continue
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
switch ($date->getOperator()) {
|
||
|
case '<=':
|
||
|
$command->add('-mmin +'.($mins - 1));
|
||
|
break;
|
||
|
case '>=':
|
||
|
$command->add('-mmin -'.($mins + 1));
|
||
|
break;
|
||
|
case '>':
|
||
|
$command->add('-mmin -'.$mins);
|
||
|
break;
|
||
|
case '!=':
|
||
|
$command->add('-mmin +'.$mins.' -or -mmin -'.$mins);
|
||
|
break;
|
||
|
case '<':
|
||
|
default:
|
||
|
$command->add('-mmin +'.$mins);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param string $sort
|
||
|
*
|
||
|
* @throws \InvalidArgumentException
|
||
|
*/
|
||
|
private function buildSorting(Command $command, $sort)
|
||
|
{
|
||
|
$this->buildFormatSorting($command, $sort);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param string $sort
|
||
|
*/
|
||
|
abstract protected function buildFormatSorting(Command $command, $sort);
|
||
|
|
||
|
/**
|
||
|
* @param Command $command
|
||
|
* @param array $contains
|
||
|
* @param bool $not
|
||
|
*/
|
||
|
abstract protected function buildContentFiltering(Command $command, array $contains, $not = false);
|
||
|
}
|