/**
* 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:content attribute.
* @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)
{
$result = $this->_compiler->compileExpression($attr->getValue(), false, Opt_Compiler_Class::ESCAPE_BOTH);
if ($result[2] == true) {
// The expression is a single variable that can be handled in a simple way.
$node->addAfter(Opt_Xml_Buffer::TAG_CONTENT_BEFORE, 'if(empty(' . $result[3] . ')){ ');
$node->addAfter(Opt_Xml_Buffer::TAG_CONTENT_AFTER, '} else { echo ' . $result[0] . '; } ');
} else {
// In more complex expressions, we store the result to a temporary variable.
$node->addAfter(Opt_Xml_Buffer::TAG_CONTENT_BEFORE, ' $_cont' . $this->_nesting . ' = ' . $result[0] . '; if(empty($_cont' . $this->_nesting . ')){ ');
$node->addAfter(Opt_Xml_Buffer::TAG_CONTENT_AFTER, '} else { echo $_cont' . $this->_nesting . '; } ');
}
$this->_nesting++;
$attr->set('postprocess', true);
}
/**
* Adds the PHP code with dependencies to the code buffers in the tree
* root node.
*
* @internal
* @param Opt_Xml_Node $tree The tree root node.
*/
protected function _addDependencies($tree)
{
// OK, there is really some info to include!
$list = '';
foreach ($this->_dependencies as $a) {
$list .= '\'' . $a . '\',';
}
$tree->addBefore(Opt_Xml_Buffer::TAG_BEFORE, 'if(!$this->_massPreprocess($compileTime, array(' . $list . '))){ ');
$tree->addAfter(Opt_Xml_Buffer::TAG_AFTER, ' }else{ $compileTime = $this->_compile($this->_template, $mode); require(__FILE__); } ');
}
/**
* Processes the opt:attributes-build and opt:attributes-ignore attributes.
* @internal
* @param Opt_Xml_Element $node The node
* @param Opt_Xml_Attribute $attr The attribute to process
*/
public function processAttribute(Opt_Xml_Node $node, Opt_Xml_Attribute $attr)
{
if ($attr->getName() == 'attributes-build') {
$ignoreList = $node->getAttribute('opt:attributes-ignore');
if ($ignoreList instanceof Opt_Xml_Attribute) {
$ignore = $this->_compiler->compileExpression($ignoreList->getValue(), false, Opt_Compiler_Class::ESCAPE_OFF);
$ignore = $ignore[0];
} else {
$ignore = 'array()';
}
$expression = $this->_compiler->compileExpression($attr->getValue(), false, Opt_Compiler_Class::ESCAPE_OFF);
$node->addAfter(Opt_Xml_Buffer::TAG_ENDING_ATTRIBUTES, 'echo Opt_Function::buildAttributes(' . $expression[0] . ', ' . $ignore . ', \' \'); ');
}
}
/**
* Finalizes the processing of 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 postprocessAttribute(Opt_Xml_Node $node, Opt_Xml_Attribute $attr)
{
$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:capture attribute.
* @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 $attr)
{
if ($this->_compiler->isIdentifier($attr->getValue())) {
$node->addAfter(Opt_Xml_Buffer::TAG_BEFORE, 'ob_start(); ');
$node->addBefore(Opt_Xml_Buffer::TAG_AFTER, 'self::$_capture[\'' . $attr->getValue() . '\'] = ob_get_clean();');
$this->_process($node);
} else {
throw new Opt_InvalidAttributeType_Exception('opt:capture', 'identifier');
}
}
/**
* Processes the opt:empty-item tag.
* @internal
* @param Opt_Xml_Element $node The recognized node.
*/
protected function _processEmptyItem(Opt_Xml_Node $node)
{
if (is_null($node->get('priv:section'))) {
throw new Opt_InstructionInvalidLocation_Exception('opt:item', 'opt:grid');
}
$section = $node->get('priv:section');
$node->addAfter(Opt_Xml_Buffer::TAG_BEFORE, ' if($_' . $section['name'] . '_remain > 0 && !' . $section['format']->get('section:valid') . ') { for($_' . $section['name'] . '_k = 0; $_' . $section['name'] . '_k < $_' . $section['name'] . '_remain; $_' . $section['name'] . '_k++) { ');
$node->addBefore(Opt_Xml_Buffer::TAG_AFTER, ' } } ');
$this->_process($node);
}
