+++ /dev/null
-<?php
-// src/Rapsys/PackBundle/Twig/PackTokenParser.php
-namespace Rapsys\PackBundle\Twig;
-
-use Symfony\Component\HttpKernel\Config\FileLocator;
-use Symfony\Component\Asset\Packages;
-
-class PackTokenParser extends \Twig_TokenParser {
- private $tag;
-
- /**
- * Constructor.
- *
- * @param class $fileLocator The FileLocator instance
- * @param class $assetsPackages The Assets Packages instance
- * @param string $config The config path
- * @param string $tag The tag name
- * @param string $output The default output string
- * @param array $filters The default filters array
- */
- public function __construct(FileLocator $fileLocator, Packages $assetsPackages, $config, $tag, $output, $filters) {
- $this->fileLocator = $fileLocator;
- $this->assetsPackages = $assetsPackages;
-
- //Set prefix
- $this->prefix = $config['prefix'];
-
- //Set name
- $this->name = $config['name'];
-
- //Set scheme
- $this->scheme = $config['scheme'];
-
- //Set timeout
- $this->timeout = $config['timeout'];
-
- //Set agent
- $this->agent = $config['agent'];
-
- //Set redirect
- $this->redirect = $config['redirect'];
-
- //Set tag
- $this->tag = $tag;
-
- //Set output
- $this->output = $output;
-
- //Set filters
- $this->filters = $filters;
- }
-
- public function getTag() {
- return $this->tag;
- }
-
- public function parse(\Twig_Token $token) {
- $parser = $this->parser;
- $stream = $this->parser->getStream();
-
- $inputs = array();
- $name = $this->name;
- $output = $this->output;
- $filters = $this->filters;
-
- $content = '';
-
- while (!$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, 'filters')) {
- // 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->getSourceContext());
- }
- }
-
- $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) {
- //Fix url
- $inputs[$k] = $this->scheme.substr($inputs[$k], 2);
- //Deal with non url path
- } elseif (strpos($inputs[$k], '://') === false) {
- //Check if we have a bundle path
- if ($inputs[$k][0] == '@') {
- //Check that we don't have only a path
- if (($pos = strpos($inputs[$k], '/')) === false) {
- #TODO: @jquery support (if we really want it)
- #header('Content-Type: text/plain');
- #var_dump($inputs);
- #if ($inputs[0] == '@jquery') {
- # exit;
- #}
- throw new \Twig_Error_Syntax(sprintf('Invalid input path "%s"', $inputs[$k]), $token->getLine(), $stream->getSourceContext());
- }
- //Resolve bundle prefix
- $inputs[$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(), $stream->getSourceContext());
- }
- }
- //Replace with glob path
- array_splice($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->getSourceContext());
- }
- }
- }
-
- //Init context
- $ctx = stream_context_create(
- array(
- 'http' => array(
- 'timeout' => $this->timeout,
- 'user_agent' => $this->agent,
- 'redirect' => $this->redirect,
- )
- )
- );
-
- //Check inputs
- if (!empty($inputs)) {
- //Retrieve files content
- foreach($inputs as $input) {
- //Try to retrieve content
- if (($data = file_get_contents($input, false, $ctx)) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to retrieve input path "%s"', $input), $token->getLine(), $stream->getSourceContext());
- }
- //Append content
- $content .= $data;
- }
- } else {
- #TODO: trigger error about empty inputs ?
- }
-
- //Check filters
- if (!empty($filters)) {
- //Apply all filters
- foreach($filters as $filter) {
- //Init args
- $args = array($stream->getSourceContext(), $token->getLine());
- //Check if args is available
- if (!empty($filter['args'])) {
- //Append args if provided
- $args += $filter['args'];
- }
- //Init reflection
- $reflection = new \ReflectionClass($filter['class']);
- //Set instance args
- $tool = $reflection->newInstanceArgs($args);
- //Process content
- $content = $tool->process($content);
- //Remove object
- unset($tool, $reflection);
- }
- } else {
- #TODO: trigger error about empty filters ?
- }
-
- //Create output dir on demand
- if (!is_dir($parent = $dir = dirname($this->prefix.$output))) {
- try {
- //XXX: set as 0777, symfony umask (0022) will reduce rights (0755)
- mkdir($dir, 0777, true);
- } catch (\Exception $e) {
- throw new \Twig_Error_Syntax(sprintf('Unable to create directory: %s', $dir), $token->getLine(), $stream->getSourceContext());
- }
- }
-
- //Send file content
- //XXX: atomic rotation is required to avoid partial content in reverse cache
- if (file_put_contents($this->prefix.$output.'.new', $content) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to write to: %s', $prefix.$output.'.new'), $token->getLine(), $stream->getSourceContext());
- }
-
- //Remove old file
- if (is_file($this->prefix.$output) && unlink($this->prefix.$output) === false) {
- throw new \Twig_Error_Syntax(sprintf('Unable to unlink: %s', $prefix.$output), $token->getLine(), $stream->getSourceContext());
- }
-
- //Rename it
- if (rename($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(), $stream->getSourceContext());
- }
-
- //Retrieve asset uri
- //XXX: was next line to support module specific asset configuration
- #if (($output = $this->assetsPackages->getUrl($output, 'rapsys_pack')) === false) {
- if (($output = $this->assetsPackages->getUrl($output)) === false) {
- #throw new \Twig_Error_Syntax(sprintf('Unable to get url for asset: %s with package %s', $output, 'rapsys_pack'), $token->getLine(), $stream->getSourceContext());
- throw new \Twig_Error_Syntax(sprintf('Unable to get url for asset: %s', $output), $token->getLine(), $stream->getSourceContext());
- }
-
- //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()));
- }
-}