/**
* Escapes all the variables passed using 'with'
*
* @param \Twig_Node_Expression_Array $vars
* @param int $lineno
* @return \Twig_Node_Expression_Array
*/
protected function escapeWithVariables($vars, $lineno)
{
$pairs = $vars->getKeyValuePairs();
$vars = new \Twig_Node_Expression_Array(array(), $lineno);
foreach ($pairs as $pair) {
$vars->addElement($this->escapeNodeIfNecessary($pair['value'], $lineno), $pair['key']);
}
return $vars;
}
/**
* @param ArrayNode $node
* @return array
*/
protected function nodeToArray(ArrayNode $node)
{
$array = array();
foreach ($node->getKeyValuePairs() as $pair) {
if (!$pair['key'] instanceof ConstantNode) {
continue;
}
$array[$pair['key']->getAttribute('value')] = $pair['value'];
}
return $array;
}
/**
* @param ArrayNode $node
* @return array
*/
private function collectConstantValues(ArrayNode $node)
{
$values = array();
foreach ($node->getKeyValuePairs() as $pair) {
if (!$pair['key'] instanceof ConstantNode) {
continue;
}
$value = null;
if ($pair['value'] instanceof ConstantNode) {
$value = $pair['value']->getAttribute('value');
} elseif ($pair['value'] instanceof ArrayNode) {
$value = $this->collectConstantValues($pair['value']);
}
$values[$pair['key']->getAttribute('value')] = $value;
}
return $values;
}