+++ /dev/null
-<?php
-// src/Rapsys/PackBundle/Twig/PackTokenParser.php
-namespace Rapsys\PackBundle\Twig;
-
-use Symfony\Component\HttpKernel\Config\FileLocator;
-use Symfony\Component\DependencyInjection\ContainerInterface;
-
-class PackTokenParser extends \Twig_TokenParser {
- private $tag;
-
- /**
- * Constructor.
- *
- * @param class $fileLocator The FileLocator instance
- * @param class $assetsPackages The Assets Packages instance
- * @param string $prefix The prefix path
- * @param string $tag The tag name
- * @param string $output The default output string
- * @param string $tool The tool path
- */
- public function __construct(FileLocator $fileLocator, ContainerInterface $containerInterface, $prefix, $tag, $output, $tool = null) {
- $this->fileLocator = $fileLocator;
- $this->containerInterface = $containerInterface;
- $this->prefix = $prefix;
- $this->tag = $tag;
- $this->output = $output;
- $this->tool = $tool;
- }
-
- public function getTag() {
- return $this->tag;
- }
-
- public function parse(\Twig_Token $token) {
- $parser = $this->parser;
- $stream = $this->parser->getStream();
-
- $inputs = array();
- $filters = array();
- $name = 'asset_url';
- $output = $this->output;
-
- $content = '';
-
- while (!$stream->test(\Twig_Token::BLOCK_END_TYPE)) {
- if ($stream->test(\Twig_Token::STRING_TYPE)) {
- // '@jquery', 'js/src/core/*', 'js/src/extra.js'
- $inputs[] = $stream->next()->getValue();
- } elseif ($stream->test(\Twig_Token::NAME_TYPE, 'filter')) {
- // filter='yui_js'
- $stream->next();
- $stream->expect(\Twig_Token::OPERATOR_TYPE, '=');
- $filters = array_merge($filters, array_filter(array_map('trim', explode(',', $stream->expect(\Twig_Token::STRING_TYPE)->getValue()))));
- } elseif ($stream->test(\Twig_Token::NAME_TYPE, 'output')) {
- // output='js/packed/*.js' OR output='js/core.js'
- $stream->next();
- $stream->expect(\Twig_Token::OPERATOR_TYPE, '=');
- $output = $stream->expect(\Twig_Token::STRING_TYPE)->getValue();
- } elseif ($stream->test(\Twig_Token::NAME_TYPE, 'name')) {
- // name='core_js'
- $stream->next();
- $stream->expect(\Twig_Token::OPERATOR_TYPE, '=');
- $name = $stream->expect(\Twig_Token::STRING_TYPE)->getValue();
- } else {
- $token = $stream->getCurrent();
- throw new \Twig_Error_Syntax(sprintf('Unexpected token "%s" of value "%s"', \Twig_Token::typeToEnglish($token->getType()), $token->getValue()), $token->getLine(), $stream->getFilename());
- }
- }
-
- $stream->expect(\Twig_Token::BLOCK_END_TYPE);
-
- $body = $this->parser->subparse(array($this, 'testEndTag'), true);
-
- $stream->expect(\Twig_Token::BLOCK_END_TYPE);
-
- //Replace star with sha1
- if (($pos = strpos($output, '*')) !== false) {
- #XXX: assetic code : substr(sha1(serialize($inputs).serialize($filters).serialize($options)), 0, 7)
- $output = substr($output, 0, $pos).sha1(serialize($inputs).serialize($filters)).substr($output, $pos + 1);
- }
-
- //Deal with inputs
- for($k = 0; $k < count($inputs); $k++) {
- //Deal with generic url
- if (strpos($inputs[$k], '//') === 0) {
- //TODO: set this as a parameter (scheme)
- $inputs[$k] = 'https:'.$inputs[$k];
- //Deal with non url path
- } elseif (strpos($inputs[$k], '://') === false) {
- //Check if we have a bundle path
- if ($inputs[$k][0] == '@') {
- if (($pos = strpos($inputs[$k], '/')) === false) {
- throw new \Twig_Error_Syntax(sprintf('Invalid input path "%s"', $inputs[$k]), $token->getLine(), $stream->getFilename());
- }
- //Extract prefix
- #$inputs[$k] = $this->kernel->locateResource(substr($inputs[$k], 0, $pos)).substr($inputs[$k], $pos + 1);
- $inputs[$k] = $this->fileLocator->locate(substr($inputs[$k], 0, $pos)).substr($inputs[$k], $pos + 1);
- }
- //Deal with globs
- if (strpos($inputs[$k], '*') !== false || (($a = strpos($inputs[$k], '{')) !== false && ($b = strpos($inputs[$k], ',', $a)) !== false && strpos($inputs[$k], '}', $b) !== false)) {
- //Get replacement
- $replacement = glob($inputs[$k], GLOB_NOSORT|GLOB_BRACE);
- //Check that these are working files
- foreach($replacement as $input) {
- if (!is_file($input)) {
- throw new \Twig_Error_Syntax(sprintf('Input path "%s" from "%s" is not a file', $input, $inputs[$k]), $token->getLine(), $stream->getFilename());
- }
- }
- //Replace with glob path
- array_splice($inputs, $k, 1, $replacement);
- //Fix current key
- $k += count($replacement) - 1;
- //Check that it's a file
- } elseif (!is_file($inputs[$k])) {
- throw new \Twig_Error_Syntax(sprintf('Input path "%s" is not a file', $inputs[$k]), $token->getLine(), $stream->getFilename());
- }
- }
- }
-
- //Retrieve files content
- foreach($inputs as $input) {
- //Set timeout
- $ctx = stream_context_create(
- array(
- 'http' => array(
- 'timeout' => 5
- )
- )
- );
- //Try to retrieve content
- if (($data = file_get_contents($input, false, $ctx)) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to retrieve input path "%s"', $input), $token->getLine(), $stream->getFilename());
- }
- //Append content
- $content .= $data;
- }
-
- //Use tool
- if (!empty($this->tool) && is_executable($this->tool)) {
- $descriptorSpec = array(
- 0 => array('pipe', 'r'),
- 1 => array('pipe', 'w'),
- 2 => array('pipe', 'w')
- );
- if (is_resource($proc = proc_open($this->tool, $descriptorSpec, $pipes))) {
- //Set stderr as non blocking
- stream_set_blocking($pipes[2], 0);
- //Send content to stdin
- fwrite($pipes[0], $content);
- //Close stdin
- fclose($pipes[0]);
- //Read content from stdout
- if ($stdout = stream_get_contents($pipes[1])) {
- $content = $stdout;
- }
- //Close stdout
- fclose($pipes[1]);
- //Read content from stderr
- if ($stderr = stream_get_contents($pipes[2])) {
- throw new \Twig_Error_Syntax(sprintf('Got unexpected strerr for %s: %s', $this->tool, $stderr), $token->getLine(), $stream->getFilename());
- }
- //Close stderr
- fclose($pipes[2]);
- //Close process
- if ($ret = proc_close($proc)) {
- throw new \Twig_Error_Syntax(sprintf('Got unexpected non zero return code %s: %d', $this->tool, $ret), $token->getLine(), $stream->getFilename());
- }
- }
- }
-
- //Create output dir on demand
- if (!is_dir($parent = $dir = dirname($this->prefix.$output))) {
- //XXX: set as 0777, symfony umask (0022) will reduce rights (0755)
- mkdir($dir, 0777, true);
- }
-
- //Send file content
- //TODO: see if atomic rotation is really necessary ?
- //XXX: version management is done via rapsys_pack configuration atomic should be useless
- //TODO: implement asset versionning or re-use internal functions
- if (file_put_contents($this->prefix.$output.'.new', $content) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to write to: %s', $prefix.$output.'.new'), $token->getLine(), $stream->getFilename());
- }
-
- //Remove old file
- if (is_file($this->prefix.$output) && unlink($this->prefix.$output) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to unlink: %s', $prefix.$output), $token->getLine(), $stream->getFilename());
- }
-
- //Rename it
- if (rename($this->prefix.$output.'.new', $this->prefix.$output) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to rename: %s to %s', $prefix.$output.'.new', $prefix.$output), $token->getLine(), $stream->getFilename());
- }
-
- //Retrieve asset uri
- if (($output = $this->containerInterface->get('assets.packages')->getUrl($output, 'rapsys_pack')) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to get url for asset: %s with package %s', $output, 'rapsys_pack'), $token->getLine(), $stream->getFilename());
- }
-
- //Send pack node
- return new PackNode(array('value' => $body), array('inputs' => $inputs, 'filters' => $filters, 'name' => $name, 'output' => $output), $token->getLine(), $this->getTag());
- }
-
- public function testEndTag(\Twig_Token $token) {
- return $token->test(array('end'.$this->getTag()));
- }
-}
Rapsys Git / packbundle / blobdiff