/**
* Return the object version of the given field/method.
* @param string $fieldName The name of the field/method.
* @param array $args The arugments.
* @param boolean $forceReturnObject If true, this method will *always* return an object. If there's
* no sensible one available, it will return new ViewableData()
* @return mixed;
*/
public function obj($fieldName, $args = null, $forceReturnObject = false)
{
if (isset($_GET['debug_profile'])) {
Profiler::mark("template({$fieldName})", " on {$this->class} object");
}
if ($args) {
$identifier = $fieldName . ',' . implode(',', $args);
} else {
$identifier = $fieldName;
}
// Fix for PHP 5.3 - $args cannot be null
if (is_null($args)) {
$args = array();
}
if (isset($this->_object_cache[$identifier])) {
$fieldObj = $this->_object_cache[$identifier];
} else {
if ($this->hasMethod($fieldName)) {
$val = call_user_func_array(array(&$this, $fieldName), $args);
} else {
$val = $this->{$fieldName};
}
$this->_natural_cache[$identifier] = $val;
if (is_object($val)) {
$fieldObj = $val;
} else {
$helperPair = $this->castingHelperPair($fieldName);
if (!$helperPair && $this->failover) {
$helperPair = $this->failover->castingHelperPair($fieldName);
}
$constructor = $helperPair['castingHelper'];
if ($constructor) {
$fieldObj = eval($constructor);
if ($this->hasMethod('getAllFields')) {
$fieldObj->setValue($val, $this->getAllFields());
} else {
$fieldObj->setValue($val);
}
}
}
$this->_object_cache[$identifier] = isset($fieldObj) ? $fieldObj : null;
}
if (!isset($fieldObj) && $forceReturnObject) {
$fieldObj = new ViewableData();
}
if (isset($_GET['debug_profile'])) {
Profiler::unmark("template({$fieldName})", " on {$this->class} object");
}
return isset($fieldObj) ? $fieldObj : null;
}
