/**
* Parses the state.
*
* @param DomElement $state
* @return array
*/
function _parseState($state)
{
$parsedState = array();
$parsedTransitions = array();
$transitions = $state->get_elements_by_tagname('transition');
for ($i = 0, $count = count($transitions); $i < $count; ++$i) {
$parsedTransition = array();
if ($transitions[$i]->has_attribute('event')) {
$parsedTransition['event'] = $transitions[$i]->get_attribute('event');
}
if ($transitions[$i]->has_attribute('nextState')) {
$parsedTransition['nextState'] = $transitions[$i]->get_attribute('nextState');
}
$action = $transitions[$i]->get_elements_by_tagname('action');
if (count($action)) {
$parsedTransition['action'] = $this->_parseAction($action[0]);
}
$guard = $transitions[$i]->get_elements_by_tagname('guard');
if (count($guard)) {
$parsedTransition['guard'] = $this->_parseAction($guard[0]);
}
$parsedTransitions[] = $parsedTransition;
}
if (count($parsedTransitions)) {
$parsedState['transition'] = $parsedTransitions;
}
$entry = $state->get_elements_by_tagname('entry');
if (count($entry)) {
$parsedState['entry'] = $this->_parseAction($entry[0]);
}
$exit = $state->get_elements_by_tagname('exit');
if (count($exit)) {
$parsedState['exit'] = $this->_parseAction($exit[0]);
}
$activity = $state->get_elements_by_tagname('activity');
if (count($activity)) {
$parsedState['activity'] = $this->_parseAction($activity[0]);
}
return $parsedState;
}
