/**
* Processes the opt:root node.
* @internal
* @param Opt_Xml_Node $node The recognized node.
*/
public function processNode(Opt_Xml_Node $node)
{
if ($node->getParent()->getType() != 'Opt_Xml_Root') {
throw new Opt_InstructionInvalidParent_Exception($node->getXmlName(), 'ROOT');
}
$params = array('escaping' => array(0 => self::OPTIONAL, self::BOOL, NULL), 'include' => array(0 => self::OPTIONAL, self::STRING, NULL), 'dynamic' => array(0 => self::OPTIONAL, self::BOOL, false));
$this->_extractAttributes($node, $params);
// Compile-time inclusion support
if (!is_null($params['include'])) {
$file = $params['include'];
if ($params['dynamic']) {
if (is_null($file = $this->_compiler->inherits($this->_compiler->get('currentTemplate')))) {
$file = $params['include'];
}
}
$this->_compiler->addDependantTemplate($file);
$compiler = new Opt_Compiler_Class($this->_compiler);
$compiler->compile($this->_tpl->_getSource($file), $file, NULL, $this->_compiler->get('mode'));
$this->_compiler->importDependencies($compiler);
}
// Escaping control support
if (!is_null($params['escaping'])) {
$this->_compiler->set('escaping', $params['escaping']);
}
$this->_process($node);
}
/**
* Processes the opt:extend node.
* @internal
* @param Opt_Xml_Node $node The recognized node.
*/
public function processNode(Opt_Xml_Node $node)
{
if ($node->getParent()->getType() != 'Opt_Xml_Root') {
throw new Opt_InstructionInvalidParent_Exception($node->getXmlName(), 'ROOT');
}
$params = array('file' => array(0 => self::REQUIRED, self::STRING), 'escaping' => array(0 => self::OPTIONAL, self::BOOL, NULL), 'dynamic' => array(0 => self::OPTIONAL, self::BOOL, false), '__UNKNOWN__' => array(0 => self::OPTIONAL, self::STRING, null));
$branches = $this->_extractAttributes($node, $params);
if (!is_null($params['escaping'])) {
$this->_compiler->set('escaping', $params['escaping']);
}
if ($params['dynamic'] && !is_null($branch = $this->_compiler->inherits($this->_compiler->get('currentTemplate')))) {
} elseif (isset($branches[$this->_compiler->get('branch')])) {
$branch = $branches[$this->_compiler->get('branch')];
} else {
$branch = $params['file'];
}
$node->set('branch', $branch);
$node->set('postprocess', true);
$this->_process($node);
}
/**
* Processes the opt:if and opt:omit-tag attributes.
* @internal
* @param Opt_Xml_Node $node The node with the attribute
* @param Opt_Xml_Attribute $attr The recognized attribute.
*/
public function processAttribute(Opt_Xml_Node $node, Opt_Xml_Attribute $attr)
{
// TODO: Add opt:omit-tag implementation, changed opt:on->opt:omit-tag, it should work as before
switch ($attr->getName()) {
case 'omit-tag':
if (!$this->_compiler->isNamespace($node->getNamespace())) {
$expr = $this->_compiler->compileExpression((string) $attr, false, Opt_Compiler_Class::ESCAPE_OFF);
$node->addBefore(Opt_Xml_Buffer::TAG_OPENING_BEFORE, ' $_tag_' . $this->_cnt . ' = false; if(' . $expr[0] . '){ $_tag_' . $this->_cnt . ' = true; ');
$node->addAfter(Opt_Xml_Buffer::TAG_OPENING_AFTER, ' } ');
$node->addBefore(Opt_Xml_Buffer::TAG_CLOSING_BEFORE, ' if($_tag_' . $this->_cnt . ' === true){ ');
$node->addAfter(Opt_Xml_Buffer::TAG_CLOSING_AFTER, ' } ');
$this->_cnt++;
break;
}
case 'if':
// opt:if added to an section must be handled differently.
// Wait for the section processor and add the condition in the postprocessing.
if ($this->_compiler->isInstruction($node->getXmlName()) instanceof Opt_Instruction_BaseSection) {
$attr->set('postprocess', true);
return;
}
$expr = $this->_compiler->compileExpression((string) $attr, false, Opt_Compiler_Class::ESCAPE_OFF);
$node->addBefore(Opt_Xml_Buffer::TAG_BEFORE, ' if(' . $expr[0] . '){ ');
$node->addAfter(Opt_Xml_Buffer::TAG_AFTER, ' } ');
}
}
/**
* Processes the opt:single instruction attribute.
*
* @internal
* @param Opt_Xml_Node $node XML node.
* @param Opt_Xml_Attribute $attr XML attribute.
* @throws Opt_AttributeInvalidNamespace_Exception
*/
public function processAttribute(Opt_Xml_Node $node, Opt_Xml_Attribute $attr)
{
if ($this->_compiler->isNamespace($node->getNamespace())) {
throw new Opt_AttributeInvalidNamespace_Exception($node->getXmlName());
}
if ($attr->getValue() == 'yes') {
$attr->set('postprocess', true);
}
}
