[finder] Introduced AccessDeniedException
This exception is thrown when trying to open a non-readable directory. Squashed commits: [Finder] Fixed small errors [Finder] small changes about AccessDeniedException [Finder] removed unnecessary comment [Finder] added access denied exception test [Finder] Updated AccessDeniedException base class [Finder] fixed access denied exception test [Finder] native adapters now throw AccessDeniedException on stderr
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@ -11,6 +11,7 @@
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namespace Symfony\Component\Finder\Adapter;
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use Symfony\Component\Finder\Exception\AccessDeniedException;
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use Symfony\Component\Finder\Iterator;
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use Symfony\Component\Finder\Shell\Shell;
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use Symfony\Component\Finder\Expression\Expression;
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@ -91,6 +92,10 @@ abstract class AbstractFindAdapter extends AbstractAdapter
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$this->buildSorting($command, $this->sort);
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}
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$command->setErrorHandler(function ($stderr) {
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throw new AccessDeniedException($stderr);
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});
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$paths = $this->shell->testCommand('uniq') ? $command->add('| uniq')->execute() : array_unique($command->execute());
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$iterator = new Iterator\FilePathsIterator($paths, $dir);
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@ -0,0 +1,10 @@
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<?php
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namespace Symfony\Component\Finder\Exception;
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/**
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* @author Jean-François Simon <jeanfrancois.simon@sensiolabs.com>
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*/
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class AccessDeniedException extends \UnexpectedValueException
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{
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}
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@ -11,6 +11,7 @@
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namespace Symfony\Component\Finder\Iterator;
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use Symfony\Component\Finder\Exception\AccessDeniedException;
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use Symfony\Component\Finder\SplFileInfo;
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/**
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@ -38,4 +39,18 @@ class RecursiveDirectoryIterator extends \RecursiveDirectoryIterator
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{
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return new SplFileInfo(parent::current()->getPathname(), $this->getSubPath(), $this->getSubPathname());
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}
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/**
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* @return mixed object
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*
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* @throws AccessDeniedException
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*/
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public function getChildren()
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{
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try {
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return parent::getChildren();
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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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@ -31,6 +31,11 @@ class Command
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*/
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private $labels;
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/**
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* @var \Closure|null
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*/
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private $errorHandler;
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/**
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* Constructor.
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*
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@ -214,6 +219,26 @@ class Command
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return count($this->bits);
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}
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/**
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* @param \Closure $errorHandler
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*
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* @return Command
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*/
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public function setErrorHandler(\Closure $errorHandler)
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{
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$this->errorHandler = $errorHandler;
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return $this;
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}
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/**
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* @return callable|null
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*/
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public function getErrorHandler()
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{
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return $this->errorHandler;
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}
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/**
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* Executes current command.
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*
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@ -223,10 +248,17 @@ class Command
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*/
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public function execute()
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{
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exec($this->join(), $output, $code);
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if (null === $this->errorHandler) {
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exec($this->join(), $output);
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} else {
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$process = proc_open($this->join(), array(0 => array('pipe', 'r'), 1 => array('pipe', 'w'), 2 => array('pipe', 'w')), $pipes);
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$output = preg_split('~(\r\n|\r|\n)~', stream_get_contents($pipes[1]), -1, PREG_SPLIT_NO_EMPTY);
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if (0 !== $code) {
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throw new \RuntimeException('Execution failed with return code: '.$code.'.');
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if ($error = stream_get_contents($pipes[2])) {
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call_user_func($this->errorHandler, $error);
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}
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proc_close($process);
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}
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return $output ?: array();
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@ -717,6 +717,27 @@ class FinderTest extends Iterator\RealIteratorTestCase
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return $this->buildTestData($tests);
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}
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/**
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* @dataProvider getAdaptersTestData
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*/
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public function testAccessDeniedException(Adapter\AdapterInterface $adapter)
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{
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$finder = $this->buildFinder($adapter);
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$finder->files()->in(self::$tmpDir);
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// make 'foo' directory non-openable
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chmod(self::$tmpDir.DIRECTORY_SEPARATOR.'foo', 0333);
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try {
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$this->assertIterator($this->toAbsolute(array('test.php', 'test.py')), $finder->getIterator());
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$this->fail('Finder should throw an exception when opening a non-readable directory.');
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} catch (\Exception $e) {
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$this->assertEquals('Symfony\\Component\\Finder\\Exception\\AccessDeniedException', get_class($e));
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}
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chmod(self::$tmpDir.DIRECTORY_SEPARATOR.'foo', 0777);
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}
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private function buildTestData(array $tests)
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{
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$data = array();
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