/**
* Converts a token stream to a node tree.
*
* @param Twig_TokenStream $stream A token stream instance
*
* @return Twig_Node_Module A node tree
*/
public function parse(Twig_TokenStream $stream)
{
// tag handlers
$this->handlers = $this->env->getTokenParsers();
$this->handlers->setParser($this);
// node visitors
$this->visitors = $this->env->getNodeVisitors();
if (null === $this->expressionParser) {
$this->expressionParser = new Twig_ExpressionParser($this);
}
$this->stream = $stream;
$this->parent = null;
$this->blocks = array();
$this->macros = array();
$this->blockStack = array();
try {
$body = $this->subparse(null);
} catch (Twig_SyntaxError $e) {
if (is_null($e->getFilename())) {
$e->setFilename($this->stream->getFilename());
}
throw $e;
}
if (null !== $this->parent) {
$this->checkBodyNodes($body);
}
$node = new Twig_Node_Module($body, $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), $this->stream->getFilename());
$traverser = new Twig_NodeTraverser($this->env, $this->visitors);
return $traverser->traverse($node);
}
/**
* Converts a token stream to a node tree.
*
* @param Twig_TokenStream $stream A token stream instance
*
* @return Twig_Node_Module A node tree
*/
public function parse(Twig_TokenStream $stream)
{
if (null === $this->expressionParser) {
$this->expressionParser = new Twig_ExpressionParser($this);
}
$this->stream = $stream;
$this->extends = null;
$this->blocks = array();
$this->macros = array();
$this->blockStack = array();
try {
$body = $this->subparse(null);
} catch (Twig_SyntaxError $e) {
if (is_null($e->getFilename())) {
$e->setFilename($this->stream->getFilename());
}
throw $e;
}
if (!is_null($this->extends)) {
foreach ($this->blocks as $block) {
$block->setParent($this->extends);
}
}
$node = new Twig_Node_Module($body, $this->extends, $this->blocks, $this->macros, $this->stream->getFilename());
$t = new Twig_NodeTraverser($this->env);
foreach ($this->visitors as $visitor) {
$node = $t->traverse($node, $visitor);
}
return $node;
}
/**
* Converts a token stream to a node tree.
*
* @param Twig_TokenStream $stream A token stream instance
*
* @return Twig_Node_Module A node tree
*/
public function parse(Twig_TokenStream $stream)
{
$this->tmpVarCount = 0;
// tag handlers
$this->handlers = $this->env->getTokenParsers();
$this->handlers->setParser($this);
// node visitors
$this->visitors = $this->env->getNodeVisitors();
if (null === $this->expressionParser) {
$this->expressionParser = new Twig_ExpressionParser($this, $this->env->getUnaryOperators(), $this->env->getBinaryOperators());
}
$this->stream = $stream;
$this->parent = null;
$this->blocks = array();
$this->macros = array();
$this->traits = array();
$this->blockStack = array();
$this->importedFunctions = array(array());
try {
$body = $this->subparse(null);
if (null !== $this->parent) {
if (null === ($body = $this->filterBodyNodes($body))) {
$body = new Twig_Node();
}
}
} catch (Twig_Error_Syntax $e) {
if (null === $e->getTemplateFile()) {
$e->setTemplateFile($this->stream->getFilename());
}
throw $e;
}
$node = new Twig_Node_Module($body, $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), new Twig_Node($this->traits), $this->stream->getFilename());
$traverser = new Twig_NodeTraverser($this->env, $this->visitors);
return $traverser->traverse($node);
}
public function enterNode(Twig_NodeInterface $node, Twig_Environment $env)
{
if ($node instanceof \Twig_Node_Module) {
$parent = $node->getNode('parent');
if ($parent instanceof \Twig_Node_Expression_Constant) {
$templateName = $parent->getAttribute('value');
$collector = new PlaceHolderNodeCollector();
$traverser = new \Twig_NodeTraverser($env, array($collector));
$stream = $env->tokenize($env->getLoader()->getSource($templateName));
$traverser->traverse($env->getParser()->parse($stream));
$this->names = array_merge($this->names, $collector->getCollectedNames());
}
} elseif ($node instanceof PlaceHolderNode) {
$arguments = $node->getNode('arguments');
if ($arguments->count() !== 1) {
throw new \UnexpectedValueException('Expecting only name definition inside place holder function.');
}
$nameNode = $arguments->getIterator()->current();
if (!$nameNode instanceof \Twig_Node_Expression_Constant) {
throw new \UnexpectedValueException('Name definition should be constant expression only.');
}
$this->names[] = $nameNode->getAttribute('value');
}
return $node;
}
/**
* {@inheritDoc}
*/
public function getPlaces($layoutSrc)
{
$tokenStream = $this->twig->tokenize($this->twig->getLoader()->getSource($layoutSrc));
$collector = new PlaceHolderNodeCollector();
$traverser = new \Twig_NodeTraverser($this->twig, array($collector));
$traverser->traverse($this->twig->parse($tokenStream));
return $collector->getCollectedNames();
}
/**
* Converts a token stream to a node tree.
*
* @param Twig_TokenStream $stream A token stream instance
*
* @return Twig_Node_Module A node tree
*/
public function parse(Twig_TokenStream $stream)
{
$this->handlers = array();
$this->visitors = array();
// tag handlers
foreach ($this->env->getTokenParsers() as $handler) {
$handler->setParser($this);
$this->handlers[$handler->getTag()] = $handler;
}
// node visitors
$this->visitors = $this->env->getNodeVisitors();
if (null === $this->expressionParser) {
$this->expressionParser = new Twig_ExpressionParser($this);
}
$this->stream = $stream;
$this->extends = null;
$this->blocks = array();
$this->macros = array();
$this->blockStack = array();
try {
$body = $this->subparse(null);
} catch (Twig_SyntaxError $e) {
if (is_null($e->getFilename())) {
$e->setFilename($this->stream->getFilename());
}
throw $e;
}
if (!is_null($this->extends)) {
// check that the body only contains block references and empty text nodes
foreach ($body->getNodes() as $node) {
if ($node instanceof Twig_Node_Text && !preg_match('/^\\s*$/s', $node->getData()) || !$node instanceof Twig_Node_Text && !$node instanceof Twig_Node_BlockReference) {
throw new Twig_SyntaxError('A template that extends another one cannot have a body', $node->getLine(), $this->stream->getFilename());
}
}
foreach ($this->blocks as $block) {
$block->setParent($this->extends);
}
}
$node = new Twig_Node_Module($body, $this->extends, $this->blocks, $this->macros, $this->stream->getFilename());
$t = new Twig_NodeTraverser($this->env);
foreach ($this->visitors as $visitor) {
$node = $t->traverse($node, $visitor);
}
return $node;
}
/**
* If the current Twig Node has embedded templates, we want to travese these templates
* in the same manner as we do the main twig template to ensure all translations are
* caught.
*
* @param \Twig_Node $node
*/
private function traverseEmbeddedTemplates(\Twig_Node $node)
{
$templates = $node->getAttribute('embedded_templates');
foreach ($templates as $template) {
$this->traverser->traverse($template);
if ($template->hasAttribute('embedded_templates')) {
$this->traverseEmbeddedTemplates($template);
}
}
}
/**
* {@inheritdoc}
*/
public function parse(Twig_TokenStream $stream, $test = null, $dropNeedle = false)
{
// push all variables into the stack to keep the current state of the parser
// using get_object_vars() instead of foreach would lead to https://bugs.php.net/71336
$vars = array();
foreach ($this as $k => $v) {
$vars[$k] = $v;
}
unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser'], $vars['reservedMacroNames']);
$this->stack[] = $vars;
// tag handlers
if (null === $this->handlers) {
$this->handlers = array();
foreach ($this->env->getTokenParsers() as $handler) {
$handler->setParser($this);
$this->handlers[$handler->getTag()] = $handler;
}
}
// node visitors
if (null === $this->visitors) {
$this->visitors = $this->env->getNodeVisitors();
}
if (null === $this->expressionParser) {
$this->expressionParser = new Twig_ExpressionParser($this, $this->env->getUnaryOperators(), $this->env->getBinaryOperators());
}
$this->stream = $stream;
$this->parent = null;
$this->blocks = array();
$this->macros = array();
$this->traits = array();
$this->blockStack = array();
$this->importedSymbols = array(array());
$this->embeddedTemplates = array();
try {
$body = $this->subparse($test, $dropNeedle);
if (null !== $this->parent && null === ($body = $this->filterBodyNodes($body))) {
$body = new Twig_Node();
}
} catch (Twig_Error_Syntax $e) {
if (!$e->getTemplateFile()) {
$e->setTemplateFile($this->getFilename());
}
if (!$e->getTemplateLine()) {
$e->setTemplateLine($this->stream->getCurrent()->getLine());
}
throw $e;
}
$node = new Twig_Node_Module(new Twig_Node_Body(array($body)), $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), new Twig_Node($this->traits), $this->embeddedTemplates, $this->getFilename(), $stream->getSource());
$traverser = new Twig_NodeTraverser($this->env, $this->visitors);
$node = $traverser->traverse($node);
// restore previous stack so previous parse() call can resume working
foreach (array_pop($this->stack) as $key => $val) {
$this->{$key} = $val;
}
return $node;
}
/**
* Converts a token stream to a node tree.
*
* @param Twig_TokenStream $stream A token stream instance
*
* @return Twig_Node_Module A node tree
*/
public function parse(Twig_TokenStream $stream, $test = null, $dropNeedle = false)
{
// push all variables into the stack to keep the current state of the parser
$vars = get_object_vars($this);
unset($vars['stack'], $vars['env'], $vars['handlers'], $vars['visitors'], $vars['expressionParser']);
$this->stack[] = $vars;
$this->tmpVarCount = 0;
// tag handlers
if (null === $this->handlers) {
$this->handlers = $this->env->getTokenParsers();
$this->handlers->setParser($this);
}
// node visitors
if (null === $this->visitors) {
$this->visitors = $this->env->getNodeVisitors();
}
if (null === $this->expressionParser) {
$this->expressionParser = new Twig_ExpressionParser($this, $this->env->getUnaryOperators(), $this->env->getBinaryOperators());
}
$this->stream = $stream;
$this->parent = null;
$this->blocks = array();
$this->macros = array();
$this->traits = array();
$this->blockStack = array();
$this->importedFunctions = array(array());
$this->embeddedTemplates = array();
try {
$body = $this->subparse($test, $dropNeedle);
if (null !== $this->parent) {
if (null === ($body = $this->filterBodyNodes($body))) {
$body = new Twig_Node();
}
}
} catch (Twig_Error_Syntax $e) {
if (null === $e->getTemplateFile()) {
$e->setTemplateFile($this->stream->getFilename());
}
throw $e;
}
$node = new Twig_Node_Module(new Twig_Node_Body(array($body)), $this->parent, new Twig_Node($this->blocks), new Twig_Node($this->macros), new Twig_Node($this->traits), $this->embeddedTemplates, $this->stream->getFilename());
$traverser = new Twig_NodeTraverser($this->env, $this->visitors);
$node = $traverser->traverse($node);
// restore previous stack so previous parse() call can resume working
foreach (array_pop($this->stack) as $key => $val) {
$this->{$key} = $val;
}
return $node;
}
/**
* @param \SplFileInfo $file
* @param $catalogue
* @param \Twig_Node $ast
*/
public function visitFile(\SplFileInfo $file, $catalogue, \Twig_Node $ast)
{
$this->file = $file;
$this->catalogue = $catalogue;
$this->traverser->traverse($ast);
}
/**
* @param \Twig_Environment $twig
* @throws \LogicException
*/
public function initialize(\Twig_Environment $twig)
{
if ($this->initialized === true) {
throw new \LogicException('Is initialized already.');
}
$this->initialized = true;
$this->configureAttributes(new AttributeMapper($this));
$this->configureProperties(new PropertyMapper($this));
$this->configureCache(new CacheMapper($this));
if ($this->autoDiscoverProperties) {
$tokenStream = $twig->tokenize($twig->getLoader()->getSource($this->getTemplateName()));
$traverser = new \Twig_NodeTraverser($twig);
$nodeVisitor = new BlockPropertyNodeVisitor(new PropertyMapper($this));
$traverser->addVisitor($nodeVisitor);
$traverser->traverse($twig->parse($tokenStream));
}
}
