Determines if a given method can be called on an object/class.
| public static isCallable ( string | object $object, string $method, boolean $internal = false ) : boolean | ||
| $object | string | object | Class or instance to inspect. |
| $method | string | Name of the method. |
| $internal | boolean | Should be `true` if you want to check from inside the class/object. When `false` will also check for public visibility, defaults to `false`. |
| return | boolean | Returns `true` if the method can be called, `false` otherwise. |
/**
* Custom check to determine if our given magic methods can be responded to.
*
* @param string $method Method name.
* @param bool $internal Interal call or not.
* @return bool
*/
public function respondsTo($method, $internal = false)
{
$class = $this->_model;
$modelRespondsTo = false;
$parentRespondsTo = parent::respondsTo($method, $internal);
$staticRespondsTo = $class::respondsTo($method, $internal);
if (method_exists($class, '_object')) {
$model = $class::invokeMethod('_object');
$modelRespondsTo = $model->respondsTo($method);
} else {
$modelRespondsTo = Inspector::isCallable($class, $method, $internal);
}
return $parentRespondsTo || $staticRespondsTo || $modelRespondsTo;
}
/**
* Will determine if a method can be called.
*
* @param string $method Method name.
* @param bool $internal Interal call or not.
* @return bool
*/
public static function respondsTo($method, $internal = false)
{
return Inspector::isCallable(get_called_class(), $method, $internal);
}
public function testCallableVisibility()
{
$obj = new MockMethodFiltering();
$this->assertTrue(Inspector::isCallable($obj, 'method', 0));
$this->assertTrue(Inspector::isCallable($obj, 'method', 1));
$this->assertFalse(Inspector::isCallable('lithium\\action\\Dispatcher', '_callable', 0));
$this->assertTrue(Inspector::isCallable('lithium\\action\\Dispatcher', '_callable', 1));
}
/**
* Will determine if a method can be called.
*
* @param string $method Method name.
* @param bool $internal Interal call or not.
* @return bool
*/
public function respondsTo($method, $internal = false)
{
return Inspector::isCallable($this, $method, $internal);
}
/**
* Determines if a given method can be called.
*
* @param string $method Name of the method.
* @param boolean $internal Provide `true` to perform check from inside the
* class/object. When `false` checks also for public visibility;
* defaults to `false`.
* @return boolean Returns `true` if the method can be called, `false` otherwise.
*/
public function respondsTo($method, $internal = false)
{
if (method_exists($class = $this->_model, '_object')) {
$result = $class::invokeMethod('_object')->respondsTo($method);
} else {
$result = Inspector::isCallable($class, $method, $internal);
}
$result = $result || parent::respondsTo($method, $internal);
$result = $result || $class::respondsTo($method, $internal);
return $result;
}
