Source of file LintCommand.php
Size: 4,778 Bytes - Last Modified: 2013-07-17T08:22:21+02:00
/home/theseer/Downloads/Symfony/vendor/symfony/symfony/src/Symfony/Bundle/TwigBundle/Command/LintCommand.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152 | <?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\Bundle\TwigBundle\Command; use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand; use Symfony\Component\Console\Input\InputInterface; use Symfony\Component\Console\Output\OutputInterface; use Symfony\Component\Finder\Finder; /** * Command that will validate your template syntax and output encountered errors. * * @author Marc Weistroff <marc.weistroff@sensiolabs.com> */ class LintCommand extends ContainerAwareCommand { protected function configure() { $this ->setName('twig:lint') ->setDescription('Lints a template and outputs encountered errors') ->addArgument('filename') ->setHelp(<<<EOF The <info>%command.name%</info> command lints a template and outputs to stdout the first encountered syntax error. <info>php %command.full_name% filename</info> The command gets the contents of <comment>filename</comment> and validates its syntax. <info>php %command.full_name% dirname</info> The command finds all twig templates in <comment>dirname</comment> and validates the syntax of each Twig template. <info>php %command.full_name% @AcmeMyBundle</info> The command finds all twig templates in the <comment>AcmeMyBundle</comment> bundle and validates the syntax of each Twig template. <info>cat filename | php %command.full_name%</info> The command gets the template contents from stdin and validates its syntax. EOF ) ; } protected function execute(InputInterface $input, OutputInterface $output) { $twig = $this->getContainer()->get('twig'); $template = null; $filename = $input->getArgument('filename'); if (!$filename) { if (0 !== ftell(STDIN)) { throw new \RuntimeException("Please provide a filename or pipe template content to stdin."); } while (!feof(STDIN)) { $template .= fread(STDIN, 1024); } return $this->validateTemplate($twig, $output, $template); } if (0 !== strpos($filename, '@') && !is_readable($filename)) { throw new \RuntimeException(sprintf('File or directory "%s" is not readable', $filename)); } $files = array(); if (is_file($filename)) { $files = array($filename); } elseif (is_dir($filename)) { $files = Finder::create()->files()->in($filename)->name('*.twig'); } else { $dir = $this->getApplication()->getKernel()->locateResource($filename); $files = Finder::create()->files()->in($dir)->name('*.twig'); } $errors = 0; foreach ($files as $file) { $errors += $this->validateTemplate($twig, $output, file_get_contents($file), $file); } return $errors > 0 ? 1 : 0; } protected function validateTemplate(\Twig_Environment $twig, OutputInterface $output, $template, $file = null) { try { $twig->parse($twig->tokenize($template, $file ? (string) $file : null)); $output->writeln('<info>OK</info>'.($file ? sprintf(' in %s', $file) : '')); } catch (\Twig_Error $e) { $this->renderException($output, $template, $e, $file); return 1; } return 0; } protected function renderException(OutputInterface $output, $template, \Twig_Error $exception, $file = null) { $line = $exception->getTemplateLine(); $lines = $this->getContext($template, $line); if ($file) { $output->writeln(sprintf("<error>KO</error> in %s (line %s)", $file, $line)); } else { $output->writeln(sprintf("<error>KO</error> (line %s)", $line)); } foreach ($lines as $no => $code) { $output->writeln(sprintf( "%s %-6s %s", $no == $line ? '<error>>></error>' : ' ', $no, $code )); if ($no == $line) { $output->writeln(sprintf('<error>>> %s</error> ', $exception->getRawMessage())); } } } protected function getContext($template, $line, $context = 3) { $lines = explode("\n", $template); $position = max(0, $line - $context); $max = min(count($lines), $line - 1 + $context); $result = array(); while ($position < $max) { $result[$position + 1] = $lines[$position]; $position++; } return $result; } } |