function parse(array $params = null)
{
if (is_array($params) && array_key_exists('name', $params)) {
if (!$this->Parameters->exists('ViewArguments')) {
$this->Parameters['ViewArguments'] = array();
}
$viewArgs = $this->Parameters['ViewArguments'];
$query = new \DBAL\XML\Query();
$query->build()->where('entity')->attribute('name', $params['name']);
// RETRIEVE XPATH
$viewArgs['xpath'] = (string) $query;
$this->Parameters['ViewArguments'] = $viewArgs;
}
return parent::parse($params);
}
* ----------------------------------------------
* EQUIVALENT XML
* ----------------------------------------------
* <test>
* <subnode></subnode>
* <subnode test="someValue" attr="2"></subnode>
* <subnode></subnode>
* <subnode test="someValue" attr="2"></subnode>
* </test>
* ----------------------------------------------
* QUERY BUILDER CREATES VALID XPATH
* SEARCH NODES WHERE 'subnode' ELEMENT
* WHERE ATTRIBUTE 'test' = 'someValue'
* ----------------------------------------------
*/
$query = new \DBAL\XML\Query();
$query->build()->where('subnode')->attribute('test', 'someValue');
// RETRIEVE XPATH
$xpath = (string) $query;
/*
* EXECUTING XPATH QUERY
* XPATH: subnode[@test="someValue"]
*/
$results = $node($xpath);
var_dump($results);
/* ----------------------------------------------
* OUTPUT:
* array() = ( 0 => (object)Tree\Node, - CHILD 2
* 1 => (object)Tree\Node ) - CHILD 4
*
* ----------------------------------------------
