/**
* Processes the opt:dynamic node.
* @internal
* @param Opt_Xml_Node $node The recognized node.
*/
public function processNode(Opt_Xml_Node $node)
{
// Add capturing the content for the caching purposes
$node->addBefore(Opt_Xml_Buffer::TAG_BEFORE, '$this->_outputBuffer[] = ob_get_contents();');
$node->addAfter(Opt_Xml_Buffer::TAG_AFTER, ' ob_start(); ');
// Inform the compiler to store this piece of compiled
// template in an extra file, where it will be accessible
// to the caching system.
$node->set('dynamic', true);
$this->_process($node);
}
/**
* Processes the opt:block node.
* @internal
* @param Opt_Xml_Node $node The recognized node.
*/
public function processNode(Opt_Xml_Node $node)
{
$node->set('block', true);
// Undefined block processing
$params = array('from' => array(self::REQUIRED, self::EXPRESSION, null), '__UNKNOWN__' => array(self::OPTIONAL, self::EXPRESSION, null));
$vars = $this->_extractAttributes($node, $params);
$this->_stack->push($params['from']);
$mainCode = ' if(is_object(' . $params['from'] . ') && ' . $params['from'] . ' instanceof Opt_Block_Interface){ ' . $params['from'] . '->setView($this); ';
$mainCode .= $this->_commonProcessing($node, $params['from'], $vars);
$node->addBefore(Opt_Xml_Buffer::TAG_BEFORE, $mainCode);
$node->addAfter(Opt_Xml_Buffer::TAG_AFTER, ' } ');
}
/**
* Processes the opt:component, opt:on-event and opt:display nodes.
* @internal
* @param Opt_Xml_Node $node The recognized node.
*/
public function processNode(Opt_Xml_Node $node)
{
switch ($node->getName()) {
case 'component':
$node->set('component', true);
// Undefined component processing
$params = array('from' => array(self::REQUIRED, self::EXPRESSION, null), 'datasource' => array(self::OPTIONAL, self::EXPRESSION, null), 'template' => array(self::OPTIONAL, self::ID, null), '__UNKNOWN__' => array(self::OPTIONAL, self::EXPRESSION, null));
$vars = $this->_extractAttributes($node, $params);
$this->_stack->push($params['from']);
$mainCode = ' if(is_object(' . $params['from'] . ') && ' . $params['from'] . ' instanceof Opt_Component_Interface){ ' . $params['from'] . '->setView($this); ';
if (!is_null($params['datasource'])) {
$mainCode .= $params['from'] . '->setDatasource(' . $params['datasource'] . '); ';
}
$mainCode .= $this->_commonProcessing($node, $params['from'], $params, $vars);
$node->addBefore(Opt_Xml_Buffer::TAG_BEFORE, $mainCode);
$node->addAfter(Opt_Xml_Buffer::TAG_AFTER, ' } ');
break;
case 'onEvent':
if ($this->_stack->count() == 0) {
throw new Opt_ComponentNotActive_Exception($node->getXmlName());
}
$tagParams = array('name' => array(self::REQUIRED, self::EXPRESSION));
$this->_extractAttributes($node, $tagParams);
$node->addAfter(Opt_Xml_Buffer::TAG_BEFORE, ' if(' . $this->_stack->top() . '->processEvent(' . $tagParams['name'] . ')){ ');
$node->addAfter(Opt_Xml_Buffer::TAG_AFTER, ' } ');
$this->_process($node);
break;
case 'display':
if ($this->_stack->count() == 0) {
throw new Opt_ComponentNotActive_Exception($node->getXmlName());
}
$node->set('hidden', false);
$node->removeChildren();
// The opt:display attributes must be packed into array and sent
// to Opt_Component_Interface::display()
$subCode = '';
if ($node->hasAttributes()) {
$params = array('__UNKNOWN__' => array(self::OPTIONAL, self::EXPRESSION, null));
$vars = $this->_extractAttributes($node, $params);
$subCode = 'array(';
foreach ($vars as $name => $value) {
$subCode .= '\'' . $name . '\' => ' . $value . ',';
}
$subCode .= ')';
}
$node->addAfter(Opt_Xml_Buffer::TAG_BEFORE, $this->_stack->top() . '->display(' . $subCode . '); ');
break;
}
}
/**
* A dummy opt:show processor that actually does nothing, because
* it must wait for the right section instruction. If such instruction
* will not appear, the node will be parsed in the postprocessing.
*
* @internal
* @param Opt_Xml_Node $node The node
*/
protected function _processShow(Opt_Xml_Node $node)
{
$node->set('postprocess', true);
$this->_sortSectionContents($node, 'opt', 'showelse');
$this->_process($node);
}
/**
* Processes the opt:item tag.
* @internal
* @param Opt_Xml_Element $node The recognized node.
*/
protected function _processItem(Opt_Xml_Node $node)
{
if (is_null($node->get('priv:section'))) {
throw new Opt_InstructionInvalidLocation_Exception('opt:item', 'opt:grid');
}
// We're at home. For this particular node we have to activate the section.
$section = $node->get('priv:section');
$node->addAfter(Opt_Xml_Buffer::TAG_BEFORE, ' for($_' . $section['name'] . '_k = 0; $_' . $section['name'] . '_k < ' . $section['cols'] . ' && ' . $section['format']->get('section:valid') . '; $_' . $section['name'] . '_k++) { ' . $section['format']->get('section:populate'));
$node->addBefore(Opt_Xml_Buffer::TAG_AFTER, $section['format']->get('section:next') . ' } ');
$this->_sectionStart($section);
$node->set('postprocess', true);
if (!is_null($node->get('call:use'))) {
$this->_compiler->setConversion('##simplevar_' . $node->get('call:use'), $section['name']);
$node->set('postprocess', true);
}
$this->_process($node);
}
/**
* Postprocesses the opt:single instruction attribute.
*
* @internal
* @param Opt_Xml_Node $node XML node.
* @param Opt_Xml_Attribute $attr XML attribute.
*/
public function postprocessAttribute(Opt_Xml_Node $node, Opt_Xml_Attribute $attr)
{
if ($attr->getValue() == 'yes') {
$node->set('single', true);
$node->removeChildren();
}
}
