/**
* {@inheritdoc}
*/
protected function doLeaveNode(Apishka_Templater_NodeAbstract $node, Apishka_Templater_Environment $env)
{
if ($node instanceof Apishka_Templater_Node_Module) {
$varName = $this->getVarName();
$node->setNode('display_start', Apishka_Templater_Node::apishka(array(new Apishka_Templater_Profiler_Node_EnterProfile($this->extensionName, Apishka_Templater_Profiler_Profile::TEMPLATE, $node->getAttribute('filename'), $varName), $node->getNode('display_start'))));
$node->setNode('display_end', Apishka_Templater_Node::apishka(array(new Apishka_Templater_Profiler_Node_LeaveProfile($varName), $node->getNode('display_end'))));
} elseif ($node instanceof Apishka_Templater_Node_Block) {
$varName = $this->getVarName();
$node->setNode('body', Apishka_Templater_Node_Body::apishka(array(new Apishka_Templater_Profiler_Node_EnterProfile($this->extensionName, Apishka_Templater_Profiler_Profile::BLOCK, $node->getAttribute('name'), $varName), $node->getNode('body'), new Apishka_Templater_Profiler_Node_LeaveProfile($varName))));
}
return $node;
}
/**
* {@inheritdoc}
*/
protected function doEnterNode(Apishka_Templater_NodeAbstract $node, Apishka_Templater_Environment $env)
{
if ($node instanceof Apishka_Templater_Node_Module) {
if ($env->hasExtension('escaper') && ($defaultStrategy = $env->getExtension('escaper')->getDefaultStrategy($node->getAttribute('filename')))) {
$this->defaultStrategy = $defaultStrategy;
}
$this->safeVars = array();
} elseif ($node instanceof Apishka_Templater_Node_AutoEscape) {
$this->statusStack[] = $node->getAttribute('value');
} elseif ($node instanceof Apishka_Templater_Node_Block) {
$this->statusStack[] = isset($this->blocks[$node->getAttribute('name')]) ? $this->blocks[$node->getAttribute('name')] : $this->needEscaping($env);
}
return $node;
}
/**
* Compiles a node.
*
* @param Apishka_Templater_Node $node The node to compile
* @param int $indentation The current indentation
*
* @return Apishka_Templater_Compiler The current compiler instance
*/
public function compile(Apishka_Templater_NodeAbstract $node, $indentation = 0)
{
$this->_last_line = null;
$this->_source = '';
$this->_debug_info = array();
$this->_source_offset = 0;
// source code starts at 1 (as we then increment it when we encounter new lines)
$this->_source_line = 1;
$this->_indentation = $indentation;
if ($node instanceof Apishka_Templater_Node_Module) {
$this->_filename = $node->getAttribute('filename');
}
$node->compile($this);
$this->_source = str_replace('&space;', ' ', $this->_source);
return $this;
}
private function filterBodyNodes(Apishka_Templater_NodeAbstract $node)
{
// check that the body does not contain non-empty output nodes
if ($node instanceof Apishka_Templater_Node_Text && !ctype_space($node->getAttribute('data')) || !$node instanceof Apishka_Templater_Node_Text && !$node instanceof Apishka_Templater_Node_BlockReference && $node instanceof Apishka_Templater_NodeOutputInterface) {
if (false !== strpos((string) $node, chr(0xef) . chr(0xbb) . chr(0xbf))) {
throw new Apishka_Templater_Error_Syntax('A template that extends another one cannot have a body but a byte order mark (BOM) has been detected; it must be removed.', $node->getLine(), $this->getFilename());
}
throw new Apishka_Templater_Error_Syntax('A template that extends another one cannot have a body.', $node->getLine(), $this->getFilename());
}
// bypass "set" nodes as they "capture" the output
if ($node instanceof Apishka_Templater_Node_Set) {
return $node;
}
if ($node instanceof Apishka_Templater_NodeOutputInterface) {
return;
}
foreach ($node as $k => $n) {
if (null !== $n && null === $this->filterBodyNodes($n)) {
$node->removeNode($k);
}
}
return $node;
}
