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<?php
class TPropertyAccess
{
private $_obj;
private $_performance=false;
public function __construct($obj,$performance=false)
{
$this->_obj = $obj;
$this->_performance=$performance;
}
public function __get($name)
{
return self::get($this->_obj,$name,$this->_performance);
}
public function __set($name,$value)
{
self::set($this->_obj,$name,$value,$this->_performance);
}
/**
* Evaluates the data value at the specified field.
* - If the data is an array, then the field is treated as an array index
* and the corresponding element value is returned;
* - If the data is a TMap or TList object, then the field is treated as a key
* into the map or list, and the corresponding value is returned.
* - If the data is an object, the field is treated as a property or subproperty
* defined with getter methods. For example, if the object has a method called
* getMyValue(), then field 'MyValue' will retrive the result of this method call.
* If getMyValue() returns an object which contains a method getMySubValue(),
* then field 'MyValue.MySubValue' will return that method call result.
* @param mixed data containing the field value, can be an array, TMap, TList or object.
* @param mixed field value
* @return mixed value at the specified field
* @throw TInvalidDataValueException if field or data is invalid
*/
public static function get($object,$path)
{
if(!is_array($object) && !is_object($object))
return $object;
$properties = explode('.', $path);
foreach($properties as $prop)
{
if(is_array($object) || $object instanceof ArrayAccess)
{
if(isset($object[$prop]))
$object = $object[$prop];
else
throw new TInvalidPropertyException('sqlmap_invalid_property',$path);
}
else if(is_object($object))
{
$getter = 'get'.$prop;
if(is_callable(array($object,$getter)))
$object = $object->{$getter}();
else if(in_array($prop, array_keys(get_object_vars($object))))
$object = $object->{$prop};
else
throw new TInvalidPropertyException('sqlmap_invalid_property',$path);
}
else
throw new TInvalidPropertyException('sqlmap_invalid_property',$path);
}
return $object;
}
public static function has($object, $path)
{
if(!is_array($object) && !is_object($object))
return false;
$properties = explode('.', $path);
foreach($properties as $prop)
{
if(is_array($object) || $object instanceof ArrayAccess)
{
if(isset($object[$prop]))
$object = $object[$prop];
else
return false;
}
else if(is_object($object))
{
$getter = 'get'.$prop;
if(is_callable(array($object,$getter)))
$object = $object->{$getter}();
else if(in_array($prop, array_keys(get_object_vars($object))))
$object = $object->{$prop};
return false;
}
else
return false;
}
return true;
}
public static function set($object, $path, $value)
{
$properties = explode('.', $path);
$prop = array_pop($properties);
if(count($properties) > 0)
$object = self::get($object, implode('.',$properties));
if(is_object($object))
{
$setter = 'set'.$prop;
if(is_callable(array($object, $setter)))
$object->{$setter}($value);
else
$object->{$prop} = $value;
}
else
throw new TInvalidPropertyException('sqlmap_invalid_property_type',$path);
}
}
?>
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