Switch to new system with generic filters

[packbundle] / Twig / PackTokenParser.php

diff --git a/Twig/PackTokenParser.php b/Twig/PackTokenParser.php
index 5a21f7ef2d06ca2c0bf49ae4b14c5f697858e756..24a43e991ddc8b86d2172634c6b8c796553bbdc0 100644 (file)
--- a/Twig/PackTokenParser.php
+++ b/Twig/PackTokenParser.php
@@ -16,15 +16,49 @@ class PackTokenParser extends \Twig_TokenParser {
         * @param string        $prefix                 The prefix path
         * @param string        $tag                    The tag name
         * @param string        $output                 The default output string
         * @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
+        * @param array         $filters                The default filters array

         */
         */

-       public function __construct(FileLocator $fileLocator, ContainerInterface $containerInterface, $prefix, $tag, $output, $tool = null) {
+       public function __construct(FileLocator $fileLocator, ContainerInterface $containerInterface, $prefix, $tag, $output, $filters) {

                $this->fileLocator              = $fileLocator;
                $this->containerInterface       = $containerInterface;
                $this->prefix                   = $prefix;
                $this->tag                      = $tag;
                $this->output                   = $output;
                $this->fileLocator              = $fileLocator;
                $this->containerInterface       = $containerInterface;
                $this->prefix                   = $prefix;
                $this->tag                      = $tag;
                $this->output                   = $output;

-               $this->tool                     = $tool;
+               $this->filters                  = $filters;
+
+               if ($this->containerInterface->hasParameter('rapsys_pack')) {
+                       if ($parameters = $this->containerInterface->getParameter('rapsys_pack')) {
+                               if (isset($parameters['timeout'])) {
+                                       $timeout = $parameters['timeout'];
+                               } elseif (isset($parameters['user_agent'])) {
+                                       $userAgent = $parameters['user_agent'];
+                               } elseif (isset($parameters['redirect'])) {
+                                       $redirect = $parameters['redirect'];
+                               }
+                       }
+               }
+
+               //Set http default timeout
+               $this->timeout = ini_get('default_socket_timeout');
+               //Set http default user agent
+               $this->userAgent = ini_get('user_agent');
+               //Set http default redirect
+               $this->redirect = 20;
+
+               //Try to load service defaults
+               if ($this->containerInterface->hasParameter('rapsys_pack')) {
+                       if ($parameters = $this->containerInterface->getParameter('rapsys_pack')) {
+                               if (!empty($parameters['timeout'])) {
+                                       $this->timeout = $parameters['timeout'];
+                               }
+                               if (!empty($parameters['user_agent'])) {
+                                       $this->userAgent = $parameters['user_agent'];
+                               }
+                               if (!empty($parameters['redirect'])) {
+                                       $this->redirect = $parameters['redirect'];
+                               }
+                       }
+               }

        }
 
        public function getTag() {
        }
 
        public function getTag() {


@@ -36,9 +70,9 @@ class PackTokenParser extends \Twig_TokenParser {
                $stream = $this->parser->getStream();
 
                $inputs = array();
                $stream = $this->parser->getStream();
 
                $inputs = array();

-               $filters = array();

                $name = 'asset_url';
                $output = $this->output;
                $name = 'asset_url';
                $output = $this->output;

+               $filters = $this->filters;

 
                $content = '';
 
 
                $content = '';
 


@@ -63,7 +97,7 @@ class PackTokenParser extends \Twig_TokenParser {
                                $name = $stream->expect(\Twig_Token::STRING_TYPE)->getValue();
                        } else {
                                $token = $stream->getCurrent();
                                $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(), $stream->getFilename());
+                               throw new \Twig_Error_Syntax(sprintf('Unexpected token "%s" of value "%s"', \Twig_Token::typeToEnglish($token->getType()), $token->getValue()), $token->getLine(), $stream->getSourceContext());

                        }
                }
 
                        }
                }
 


@@ -80,23 +114,36 @@ class PackTokenParser extends \Twig_TokenParser {
                }
 
                //Deal with inputs
                }
 
                //Deal with inputs

-               //TODO: support @jquery ? or is it supported already with fileLocator->locate ?

                for($k = 0; $k < count($inputs); $k++) {
                        //Deal with generic url
                        if (strpos($inputs[$k], '//') === 0) {
                for($k = 0; $k < count($inputs); $k++) {
                        //Deal with generic url
                        if (strpos($inputs[$k], '//') === 0) {

-                               //TODO: set this as a parameter (scheme)
-                               #if ($containerInterface->hasParameter('rapsys_pack.default_scheme')) {
-                               #       if ($parameters = $containerInterface->getParameter('rapsys_pack.default_scheme')) {
-                               $inputs[$k] = 'https:'.$inputs[$k];
+                               //Default scheme
+                               $scheme = 'https://';
+                               //Try to load service scheme
+                               if ($this->containerInterface->hasParameter('rapsys_pack')) {
+                                       if ($parameters = $this->containerInterface->getParameter('rapsys_pack')) {
+                                               if (isset($parameters['scheme'])) {
+                                                       $scheme = $parameters['scheme'];
+                                               }
+                                       }
+                               }
+                               //Fix url
+                               $inputs[$k] = $scheme.substr($inputs[$k], 2);

                        //Deal with non url path
                        } elseif (strpos($inputs[$k], '://') === false) {
                                //Check if we have a bundle path
                                if ($inputs[$k][0] == '@') {
                        //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[$k], '/')) === false) {
                                        if (($pos = strpos($inputs[$k], '/')) === false) {

-                                               throw new \Twig_Error_Syntax(sprintf('Invalid input path "%s"', $inputs[$k]), $token->getLine(), $stream->getFilename());
+                                               #TODO: @jquery support (if we really want it)
+                                               #header('Content-Type: text/plain');
+                                               #var_dump($inputs);
+                                               #if ($inputs[0] == '@jquery') {
+                                               #       exit;
+                                               #}
+                                               throw new \Twig_Error_Syntax(sprintf('Invalid input path "%s"', $inputs[$k]), $token->getLine(), $stream->getSourceContext());

                                        }
                                        }

-                                       //Extract prefix
-                                       #$inputs[$k] = $this->kernel->locateResource(substr($inputs[$k], 0, $pos)).substr($inputs[$k], $pos + 1);
+                                       //Resolve bundle prefix

                                        $inputs[$k] = $this->fileLocator->locate(substr($inputs[$k], 0, $pos)).substr($inputs[$k], $pos + 1);
                                }
                                //Deal with globs
                                        $inputs[$k] = $this->fileLocator->locate(substr($inputs[$k], 0, $pos)).substr($inputs[$k], $pos + 1);
                                }
                                //Deal with globs


@@ -106,7 +153,7 @@ class PackTokenParser extends \Twig_TokenParser {
                                        //Check that these are working files
                                        foreach($replacement as $input) {
                                                if (!is_file($input)) {
                                        //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());
+                                                       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
                                                }
                                        }
                                        //Replace with glob path


@@ -115,63 +162,52 @@ class PackTokenParser extends \Twig_TokenParser {
                                        $k += count($replacement) - 1;
                                //Check that it's a file
                                } elseif (!is_file($inputs[$k])) {
                                        $k += count($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());
+                                       throw new \Twig_Error_Syntax(sprintf('Input path "%s" is not a file', $inputs[$k]), $token->getLine(), $stream->getSourceContext());

                                }
                        }
                }
 
                                }
                        }
                }
 

-               //Retrieve files content
-               foreach($inputs as $input) {
-                       //Set timeout
-                       $ctx = stream_context_create(
-                               array(
-                                       'http' => array(
-                                               //TODO: set this as a parameter (scheme)
-                                               #if ($containerInterface->hasParameter('rapsys_pack.input_timeout')) {
-                                               #       if ($parameters = $containerInterface->getParameter('rapsys_pack.input_timeout')) {
-                                               'timeout' => 5
-                                       )
+               //Init context
+               $ctx = stream_context_create(
+                       array(
+                               'http' => array(
+                                       'timeout' => $this->timeout,
+                                       'user_agent' => $this->userAgent,
+                                       'redirect' => $this->redirect,

                                )
                                )

-                       );
-                       //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(), $stream->getFilename());
+                       )
+               );
+
+               //Check inputs
+               if (!empty($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;

                        }
                        }

-                       //Append content
-                       $content .= $data;
+               } else {
+                       #TODO: trigger error about empty inputs ?

                }
 
                }
 

-               //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(), $stream->getFilename());
-                               }
+               //Check filters
+               if (!empty($filters)) {
+                       //Apply all filters
+                       foreach($filters as $filter) {
+                               //Prefix with filter
+                               $filter = __NAMESPACE__.'\\Filter\\'.$filter;
+                               //Init tool object
+                               $tool = new $filter($this->containerInterface, $stream->getSourceContext(), $token->getLine());
+                               //Process content
+                               $content = $tool->process($content);
+                               //Remove object
+                               unset($tool);

                        }
                        }

+               } else {
+                       #TODO: trigger error about empty filters ?

                }
 
                //Create output dir on demand
                }
 
                //Create output dir on demand


@@ -181,26 +217,24 @@ class PackTokenParser extends \Twig_TokenParser {
                }
 
                //Send file content
                }
 
                //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
+               //XXX: atomic rotation is required to avoid partial content in reverse cache

                if (file_put_contents($this->prefix.$output.'.new', $content) === false) {
                if (file_put_contents($this->prefix.$output.'.new', $content) === false) {

-                       throw new \Twig_Error_Syntax(sprintf('Unable to write to: %s', $prefix.$output.'.new'), $token->getLine(), $stream->getFilename());
+                       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) {
                }
 
                //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());
+                       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) {
                }
 
                //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());
+                       throw new \Twig_Error_Syntax(sprintf('Unable to rename: %s to %s', $prefix.$output.'.new', $prefix.$output), $token->getLine(), $stream->getSourceContext());

                }
 
                //Retrieve asset uri
                if (($output = $this->containerInterface->get('assets.packages')->getUrl($output, 'rapsys_pack')) === false) {
                }
 
                //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());
+                       throw new \Twig_Error_Syntax(sprintf('Unable to get url for asset: %s with package %s', $output, 'rapsys_pack'), $token->getLine(), $stream->getSourceContext());

                }
 
                //Send pack node
                }
 
                //Send pack node