From 18ea316c553f7ccfc18b73f0c987de007f11b275 Mon Sep 17 00:00:00 2001
From: wei <>
Date: Mon, 4 Dec 2006 00:02:23 +0000
Subject: Fixed #469

---
 .../Data/SqlMap/DataMapper/TPropertyAccess.php     | 130 +++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 framework/Data/SqlMap/DataMapper/TPropertyAccess.php

(limited to 'framework/Data/SqlMap/DataMapper/TPropertyAccess.php')

diff --git a/framework/Data/SqlMap/DataMapper/TPropertyAccess.php b/framework/Data/SqlMap/DataMapper/TPropertyAccess.php
new file mode 100644
index 00000000..fea94fa4
--- /dev/null
+++ b/framework/Data/SqlMap/DataMapper/TPropertyAccess.php
@@ -0,0 +1,130 @@
+<?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) || $object instanceof ArrayAccess)
+			{
+				if(array_key_exists($prop, $object))
+					$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) || $object instanceof ArrayAccess)
+			{
+				if(array_key_exists($prop, $object))
+					$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(&$originalObject, $path, $value)
+	{
+		$properties = explode('.', $path);
+		$prop = array_pop($properties);
+		if(count($properties) > 0)
+			$object = self::get($originalObject, implode('.',$properties));
+		else
+			$object = &$originalObject;
+
+		//var_dump($object);
+		if(is_array($object) || $object instanceof ArrayAccess)
+		{
+			$object[$prop] = $value;
+		}
+		else if(is_object($object))
+		{
+			$setter = 'set'.$prop;
+			if(is_callable(array($object, $setter)))
+			{
+				if($object->{$setter}($value) === null)
+					$object->{$prop} = $value;
+			}
+			else
+				$object->{$prop} = $value;
+		}
+		else
+			throw new TInvalidPropertyException('sqlmap_invalid_property_type',$path);
+	}
+
+}
+
+?>
\ No newline at end of file
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