+++ /dev/null
-<?php
-
-namespace Rapsys\PackBundle\Twig;
-
-use Symfony\Component\HttpKernel\Config\FileLocator;
-use Symfony\Component\Asset\PackageInterface;
-use Twig\Error\RuntimeError;
-use Twig\Error\SyntaxError;
-use Twig\Node\Expression\AssignNameExpression;
-use Twig\Node\Node;
-use Twig\Node\SetNode;
-use Twig\Node\TextNode;
-use Twig\Token;
-use Twig\TokenParser\AbstractTokenParser;
-
-class PackTokenParser extends AbstractTokenParser {
- //The tag name
- private $tag;
-
- /**
- * Constructor
- *
- * @param class $locator The FileLocator instance
- * @param class $package The Assets Package 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 $locator, PackageInterface $package, $config, $tag, $output, $filters) {
- //Save locator
- $this->locator = $locator;
-
- //Save assets package
- $this->package = $package;
-
- //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;
- }
-
- /**
- * Get the tag name
- */
- public function getTag() {
- return $this->tag;
- }
-
- /**
- * Parse the token
- *
- * @param class $token The \Twig\Token instance
- *
- * @return class The PackNode
- *
- * @todo see if we can't add a debug mode behaviour
- *
- * If twig.debug or env=dev (or rapsys_pack.config.debug?) is set, it should be possible to loop on each input
- * and process the captured body without applying requested filter.
- *
- * @todo list:
- * - detect debug mode
- * - retrieve fixe link from input s%@(Name)Bundle/Resources/public(/somewhere/file.ext)%/bundles/\L\1\E\2%
- * - for each inputs:
- * - generate a set asset_url=x
- * - generate a body
- */
- public function parse(Token $token) {
- $parser = $this->parser;
- $stream = $this->parser->getStream();
-
- $inputs = [];
- $name = $this->name;
- $output = $this->output;
- $filters = $this->filters;
-
- $content = '';
-
- //Process the token block until end
- while (!$stream->test(Token::BLOCK_END_TYPE)) {
- //The files to process
- if ($stream->test(Token::STRING_TYPE)) {
- //'somewhere/somefile.(css,img,js)' 'somewhere/*' '@jquery'
- $inputs[] = $stream->next()->getValue();
- //The filters token
- } elseif ($stream->test(Token::NAME_TYPE, 'filters')) {
- //filter='yui_js'
- $stream->next();
- $stream->expect(Token::OPERATOR_TYPE, '=');
- $filters = array_merge($filters, array_filter(array_map('trim', explode(',', $stream->expect(Token::STRING_TYPE)->getValue()))));
- //The output token
- } elseif ($stream->test(Token::NAME_TYPE, 'output')) {
- //output='js/packed/*.js' OR output='js/core.js'
- $stream->next();
- $stream->expect(Token::OPERATOR_TYPE, '=');
- $output = $stream->expect(Token::STRING_TYPE)->getValue();
- //The name token
- } elseif ($stream->test(Token::NAME_TYPE, 'name')) {
- //name='core_js'
- $stream->next();
- $stream->expect(Token::OPERATOR_TYPE, '=');
- $name = $stream->expect(Token::STRING_TYPE)->getValue();
- //Unexpected token
- } else {
- $token = $stream->getCurrent();
- throw new SyntaxError(sprintf('Unexpected token "%s" of value "%s"', Token::typeToEnglish($token->getType()), $token->getValue()), $token->getLine(), $stream->getSourceContext());
- }
- }
-
- //Process end block
- $stream->expect(Token::BLOCK_END_TYPE);
-
- //Process body
- $body = $this->parser->subparse([$this, 'testEndTag'], true);
-
- //Process end block
- $stream->expect(Token::BLOCK_END_TYPE);
-
- //TODO: debug mode should be inserted here before the output variable is rewritten
-
- //Replace star with sha1
- if (($pos = strpos($output, '*')) !== false) {
- //XXX: assetic use substr(sha1(serialize($inputs).serialize($filters).serialize($options)), 0, 7)
- $output = substr($output, 0, $pos).sha1(serialize($inputs).serialize($filters)).substr($output, $pos + 1);
- }
-
- //Process inputs
- for($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[$k][0] == '@') {
- //Check that we have a / separator between bundle name and path
- if (($pos = strpos($inputs[$k], '/')) === false) {
- //TODO: add a @jquery magic feature ?
- /*
- header('Content-Type: text/plain');
- var_dump($inputs);
- if ($inputs[0] == '@jquery') {
- exit;
- }
- */
- throw new RuntimeError(sprintf('Invalid input path "%s"', $inputs[$k]), $token->getLine(), $stream->getSourceContext());
- }
- //Resolve bundle prefix
- $inputs[$k] = $this->locator->locate(substr($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 $input) {
- //Check that it's a file
- if (!is_file($input)) {
- throw new RuntimeError(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 RuntimeError(sprintf('Input path "%s" is not a file', $inputs[$k]), $token->getLine(), $stream->getSourceContext());
- }
- }
- }
-
- //Init context
- $ctx = stream_context_create(
- [
- 'http' => [
- '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 RuntimeError(sprintf('Unable to retrieve input path "%s"', $input), $token->getLine(), $stream->getSourceContext());
- }
- //Append content
- $content .= $data;
- }
- } else {
- //Trigger error about empty inputs
- //XXX: There may be a legitimate case where inputs is empty, if so please contact the author
- throw new RuntimeError('Empty inputs token', $token->getLine(), $stream->getSourceContext());
- }
-
- //Check filters
- if (!empty($filters)) {
- //Apply all filters
- foreach($filters as $filter) {
- //Init args
- $args = [$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 {
- //Trigger error about empty filters
- //XXX: There may be a legitimate case where filters is empty, if so please contact the author
- throw new RuntimeError('Empty filters token', $token->getLine(), $stream->getSourceContext());
- }
-
- //Retrieve asset uri
- //XXX: this path is the merge of services.assets.path_package.arguments[0] and rapsys_pack.output.(css,img,js)
- if (($outputUrl = $this->package->getUrl($output)) === false) {
- throw new RuntimeError(sprintf('Unable to get url for asset: %s', $output), $token->getLine(), $stream->getSourceContext());
- }
-
- //Check if we have a bundle path
- if ($output[0] == '@') {
- //Check that we have a / separator between bundle name and path
- if (($pos = strpos($output, '/')) === false) {
- throw new RuntimeError(sprintf('Invalid output path "%s"', $output), $token->getLine(), $stream->getSourceContext());
- }
- //Resolve bundle prefix
- $output = $this->locator->locate(substr($output, 0, $pos)).substr($output, $pos + 1);
- }
-
- //Create output dir if not present
- if (!is_dir($dir = dirname($output))) {
- try {
- //XXX: set as 0777, symfony umask (0022) will reduce rights (0755)
- mkdir($dir, 0777, true);
- } catch (\Exception $e) {
- throw new RuntimeError(sprintf('Output directory "%s" do not exists and unable to create it', $dir), $token->getLine(), $stream->getSourceContext());
- }
- }
-
- //Send file content
- //XXX: to avoid partial content in reverse cache we use atomic rotation write, unlink and move
- try {
- if (file_put_contents($output.'.new', $content) === false) {
- throw new \Exception();
- }
- } catch(\Exception $e) {
- throw new RuntimeError(sprintf('Unable to write to: %s', $output.'.new'), $token->getLine(), $stream->getSourceContext());
- }
-
- //Remove old file
- if (is_file($output)) {
- try {
- if (unlink($output) === false) {
- throw new \Exception();
- }
- } catch (\Exception $e) {
- throw new RuntimeError(sprintf('Unable to unlink: %s', $output), $token->getLine(), $stream->getSourceContext());
- }
- }
-
- //Rename it
- try {
- if (rename($output.'.new', $output) === false) {
- throw new \Exception();
- }
- } catch (\Exception $e) {
- throw new RuntimeError(sprintf('Unable to rename: %s to %s', $output.'.new', $output), $token->getLine(), $stream->getSourceContext());
- }
-
- //Set name in context key
- $ref = new AssignNameExpression($name, $token->getLine());
-
- //Set output in context value
- $value = new TextNode($outputUrl, $token->getLine());
-
- //Send body with context set
- return new Node([
- //This define name in twig template by prepending $context['<name>'] = '<output>';
- new SetNode(true, $ref, $value, $token->getLine(), $this->getTag()),
- //The tag captured body
- $body
- ]);
- }
-
- /**
- * Test for tag end
- *
- * @param class $token The \Twig\Token instance
- *
- * @return bool
- */
- public function testEndTag(Token $token) {
- return $token->test(['end'.$this->getTag()]);
- }
-}
Rapsys Git / packbundle / blobdiff