5 files changed, 1110 insertions, 1110 deletions
diff --git a/framework/Data/ActiveRecord/Scaffold/TScaffoldBase.php b/framework/Data/ActiveRecord/Scaffold/TScaffoldBase.php
index d2e58bc3..68f5806a 100644
--- a/framework/Data/ActiveRecord/Scaffold/TScaffoldBase.php
+++ b/framework/Data/ActiveRecord/Scaffold/TScaffoldBase.php
@@ -1,207 +1,207 @@
-<?php
-/**
- * TScaffoldBase class file.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
- * @copyright Copyright &copy; 2005-2012 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- */
-
-/**
- * Include the base Active Record class.
- */
-Prado::using('System.Data.ActiveRecord.TActiveRecord');
-
-/**
- * Base class for Active Record scaffold views.
- *
- * Provides common properties for all scaffold views (such as, TScaffoldListView,
- * TScaffoldEditView, TScaffoldListView and TScaffoldView).
- *
- * During the OnPrRender stage the default css style file (filename style.css)
- * is published and registered. To override the default style, provide your own stylesheet
- * file explicitly.
- *
- * @author Wei Zhuo <weizho[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- * @since 3.1
- */
-abstract class TScaffoldBase extends TTemplateControl
-{
-	/**
-	 * @var TActiveRecord record instance (may be new or retrieved from db)
-	 */
-	private $_record;
-
-	/**
-	 * @return TDbMetaData table/view information
-	 */
-	protected function getTableInfo()
-	{
-		$finder = $this->getRecordFinder();
-		$gateway = $finder->getRecordManager()->getRecordGateWay();
-		return $gateway->getRecordTableInfo($finder);
-	}
-
-	/**
-	 * @param TActiveRecord record instance
-	 * @return array record property values
-	 */
-	protected function getRecordPropertyValues($record)
-	{
-		$data = array();
-		foreach($this->getTableInfo()->getColumns() as $name=>$column)
-			$data[] = $record->getColumnValue($name);
-		return $data;
-	}
-
-	/**
-	 * @param TActiveRecord record instance
-	 * @return array record primary key values.
-	 */
-	protected function getRecordPkValues($record)
-	{
-		$data=array();
-		foreach($this->getTableInfo()->getColumns() as $name=>$column)
-		{
-			if($column->getIsPrimaryKey())
-				$data[] = $record->getColumnValue($name);
-		}
-		return $data;
-	}
-
-	/**
-	 * Name of the Active Record class to be viewed or scaffolded.
-	 * @return string Active Record class name.
-	 */
-	public function getRecordClass()
-	{
-		return $this->getViewState('RecordClass');
-	}
-
-	/**
-	 * Name of the Active Record class to be viewed or scaffolded.
-	 * @param string Active Record class name.
-	 */
-	public function setRecordClass($value)
-	{
-		$this->setViewState('RecordClass', $value);
-	}
-
-	/**
-	 * Copy the view details from another scaffold view instance.
-	 * @param TScaffoldBase scaffold view.
-	 */
-	protected function copyFrom(TScaffoldBase $obj)
-	{
-		$this->_record = $obj->_record;
-		$this->setRecordClass($obj->getRecordClass());
-		$this->setEnableDefaultStyle($obj->getEnableDefaultStyle());
-	}
-
-	/**
-	 * Unset the current record instance and table information.
-	 */
-	protected function clearRecordObject()
-	{
-		$this->_record=null;
-	}
-
-	/**
-	 * Gets the current Active Record instance. Creates new instance if the
-	 * primary key value is null otherwise the record is fetched from the db.
-	 * @param array primary key value
-	 * @return TActiveRecord record instance
-	 */
-	protected function getRecordObject($pk=null)
-	{
-		if($this->_record===null)
-		{
-			if($pk!==null)
-			{
-				$this->_record=$this->getRecordFinder()->findByPk($pk);
-				if($this->_record===null)
-					throw new TConfigurationException('scaffold_invalid_record_pk',
-						$this->getRecordClass(), $pk);
-			}
-			else
-			{
-				$class = $this->getRecordClass();
-				if($class!==null)
-					$this->_record=Prado::createComponent($class);
-				else
-				{
-					throw new TConfigurationException('scaffold_invalid_record_class',
-						$this->getRecordClass(),$this->getID());
-				}
-			}
-		}
-		return $this->_record;
-	}
-
-	/**
-	 * @param TActiveRecord Active Record instance.
-	 */
-	protected function setRecordObject(TActiveRecord $value)
-	{
-		$this->_record=$value;
-	}
-
-	/**
-	 * @return TActiveRecord Active Record finder instance
-	 */
-	protected function getRecordFinder()
-	{
-		return TActiveRecord::finder($this->getRecordClass());
-	}
-
-	/**
-	 * @return string default scaffold stylesheet name
-	 */
-	public function getDefaultStyle()
-	{
-		return $this->getViewState('DefaultStyle', 'style');
-	}
-
-	/**
-	 * @param string default scaffold stylesheet name
-	 */
-	public function setDefaultStyle($value)
-	{
-		$this->setViewState('DefaultStyle', TPropertyValue::ensureString($value), 'style');
-	}
-
-	/**
-	 * @return boolean enable default stylesheet, default is true.
-	 */
-	public function getEnableDefaultStyle()
-	{
-		return $this->getViewState('EnableDefaultStyle', true);
-	}
-
-	/**
-	 * @param boolean enable default stylesheet, default is true.
-	 */
-	public function setEnableDefaultStyle($value)
-	{
-		return $this->setViewState('EnableDefaultStyle', TPropertyValue::ensureBoolean($value), true);
-	}
-
-	/**
-	 * Publish the default stylesheet file.
-	 */
-	public function onPreRender($param)
-	{
-		parent::onPreRender($param);
-		if($this->getEnableDefaultStyle())
-		{
-			$url = $this->publishAsset($this->getDefaultStyle().'.css');
-			$this->getPage()->getClientScript()->registerStyleSheetFile($url,$url);
-		}
-	}
-}
-
+<?php
+/**
+ * TScaffoldBase class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
+ * @copyright Copyright &copy; 2005-2012 PradoSoft
+ * @license http://www.pradosoft.com/license/
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ */
+
+/**
+ * Include the base Active Record class.
+ */
+Prado::using('System.Data.ActiveRecord.TActiveRecord');
+
+/**
+ * Base class for Active Record scaffold views.
+ *
+ * Provides common properties for all scaffold views (such as, TScaffoldListView,
+ * TScaffoldEditView, TScaffoldListView and TScaffoldView).
+ *
+ * During the OnPrRender stage the default css style file (filename style.css)
+ * is published and registered. To override the default style, provide your own stylesheet
+ * file explicitly.
+ *
+ * @author Wei Zhuo <weizho[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ * @since 3.1
+ */
+abstract class TScaffoldBase extends TTemplateControl
+{
+	/**
+	 * @var TActiveRecord record instance (may be new or retrieved from db)
+	 */
+	private $_record;
+
+	/**
+	 * @return TDbMetaData table/view information
+	 */
+	protected function getTableInfo()
+	{
+		$finder = $this->getRecordFinder();
+		$gateway = $finder->getRecordManager()->getRecordGateWay();
+		return $gateway->getRecordTableInfo($finder);
+	}
+
+	/**
+	 * @param TActiveRecord record instance
+	 * @return array record property values
+	 */
+	protected function getRecordPropertyValues($record)
+	{
+		$data = array();
+		foreach($this->getTableInfo()->getColumns() as $name=>$column)
+			$data[] = $record->getColumnValue($name);
+		return $data;
+	}
+
+	/**
+	 * @param TActiveRecord record instance
+	 * @return array record primary key values.
+	 */
+	protected function getRecordPkValues($record)
+	{
+		$data=array();
+		foreach($this->getTableInfo()->getColumns() as $name=>$column)
+		{
+			if($column->getIsPrimaryKey())
+				$data[] = $record->getColumnValue($name);
+		}
+		return $data;
+	}
+
+	/**
+	 * Name of the Active Record class to be viewed or scaffolded.
+	 * @return string Active Record class name.
+	 */
+	public function getRecordClass()
+	{
+		return $this->getViewState('RecordClass');
+	}
+
+	/**
+	 * Name of the Active Record class to be viewed or scaffolded.
+	 * @param string Active Record class name.
+	 */
+	public function setRecordClass($value)
+	{
+		$this->setViewState('RecordClass', $value);
+	}
+
+	/**
+	 * Copy the view details from another scaffold view instance.
+	 * @param TScaffoldBase scaffold view.
+	 */
+	protected function copyFrom(TScaffoldBase $obj)
+	{
+		$this->_record = $obj->_record;
+		$this->setRecordClass($obj->getRecordClass());
+		$this->setEnableDefaultStyle($obj->getEnableDefaultStyle());
+	}
+
+	/**
+	 * Unset the current record instance and table information.
+	 */
+	protected function clearRecordObject()
+	{
+		$this->_record=null;
+	}
+
+	/**
+	 * Gets the current Active Record instance. Creates new instance if the
+	 * primary key value is null otherwise the record is fetched from the db.
+	 * @param array primary key value
+	 * @return TActiveRecord record instance
+	 */
+	protected function getRecordObject($pk=null)
+	{
+		if($this->_record===null)
+		{
+			if($pk!==null)
+			{
+				$this->_record=$this->getRecordFinder()->findByPk($pk);
+				if($this->_record===null)
+					throw new TConfigurationException('scaffold_invalid_record_pk',
+						$this->getRecordClass(), $pk);
+			}
+			else
+			{
+				$class = $this->getRecordClass();
+				if($class!==null)
+					$this->_record=Prado::createComponent($class);
+				else
+				{
+					throw new TConfigurationException('scaffold_invalid_record_class',
+						$this->getRecordClass(),$this->getID());
+				}
+			}
+		}
+		return $this->_record;
+	}
+
+	/**
+	 * @param TActiveRecord Active Record instance.
+	 */
+	protected function setRecordObject(TActiveRecord $value)
+	{
+		$this->_record=$value;
+	}
+
+	/**
+	 * @return TActiveRecord Active Record finder instance
+	 */
+	protected function getRecordFinder()
+	{
+		return TActiveRecord::finder($this->getRecordClass());
+	}
+
+	/**
+	 * @return string default scaffold stylesheet name
+	 */
+	public function getDefaultStyle()
+	{
+		return $this->getViewState('DefaultStyle', 'style');
+	}
+
+	/**
+	 * @param string default scaffold stylesheet name
+	 */
+	public function setDefaultStyle($value)
+	{
+		$this->setViewState('DefaultStyle', TPropertyValue::ensureString($value), 'style');
+	}
+
+	/**
+	 * @return boolean enable default stylesheet, default is true.
+	 */
+	public function getEnableDefaultStyle()
+	{
+		return $this->getViewState('EnableDefaultStyle', true);
+	}
+
+	/**
+	 * @param boolean enable default stylesheet, default is true.
+	 */
+	public function setEnableDefaultStyle($value)
+	{
+		return $this->setViewState('EnableDefaultStyle', TPropertyValue::ensureBoolean($value), true);
+	}
+
+	/**
+	 * Publish the default stylesheet file.
+	 */
+	public function onPreRender($param)
+	{
+		parent::onPreRender($param);
+		if($this->getEnableDefaultStyle())
+		{
+			$url = $this->publishAsset($this->getDefaultStyle().'.css');
+			$this->getPage()->getClientScript()->registerStyleSheetFile($url,$url);
+		}
+	}
+}
+
diff --git a/framework/Data/ActiveRecord/Scaffold/TScaffoldEditView.php b/framework/Data/ActiveRecord/Scaffold/TScaffoldEditView.php
index c0547627..166e3360 100644
--- a/framework/Data/ActiveRecord/Scaffold/TScaffoldEditView.php
+++ b/framework/Data/ActiveRecord/Scaffold/TScaffoldEditView.php
@@ -1,309 +1,309 @@
-<?php
-/**
- * TScaffoldEditView class and IScaffoldEditRenderer interface file.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
+<?php
+/**
+ * TScaffoldEditView class and IScaffoldEditRenderer interface file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
  * @copyright Copyright &copy; 2005-2012 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- */
-
-/**
- * Load scaffold base.
- */
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
-
-/**
- * Template control for editing an Active Record instance.
- * The <b>RecordClass</b> determines the Active Record class to be edited.
- * A particular record can be edited by specifying the {@link setRecordPk RecordPk}
- * value (may be an array for composite keys).
- *
- * The default editor input controls are created based on the column types.
- * The editor layout can be specified by a renderer by set the value
- * of the {@link setEditRenderer EditRenderer} property to the class name of a
- * class that implements TScaffoldEditRenderer. A renderer is an external
- * template control that implements IScaffoldEditRenderer.
- *
- * The <b>Data</b> of the IScaffoldEditRenderer will be set as the current Active
- * Record to be edited. The <b>UpdateRecord()</b> method of IScaffoldEditRenderer
- * is called when request to save the record is requested.
- *
- * Validators in the custom external editor template should have the
- * {@link TBaseValidator::setValidationGroup ValidationGroup} property set to the
- * value of the {@link getValidationGroup} of the TScaffoldEditView instance
- * (the edit view instance is the <b>Parent</b> of the IScaffoldEditRenderer in most
- * cases.
- *
- * Cosmetic changes to the default editor should be done using Cascading Stylesheets.
- * For example, a particular field/property can be hidden by specifying "display:none" for
- * the corresponding style (each field/property has unique Css class name as "property_xxx", where
- * xxx is the property name).
- *
- * @author Wei Zhuo <weizho[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- * @since 3.1
- */
-class TScaffoldEditView extends TScaffoldBase
-{
-	/**
-	 * @var IScaffoldEditRenderer custom scaffold edit renderer
-	 */
-	private $_editRenderer;
-
-	/**
-	 * Initialize the editor form if it is Visible.
-	 */
-	public function onLoad($param)
-	{
-		if($this->getVisible())
-			$this->initializeEditForm();
-	}
-
-	/**
-	 * @return string the class name for scaffold editor. Defaults to empty, meaning not set.
-	 */
-	public function getEditRenderer()
-	{
-		return $this->getViewState('EditRenderer', '');
-	}
-
-	/**
-	 * @param string the class name for scaffold editor. Defaults to empty, meaning not set.
-	 */
-	public function setEditRenderer($value)
-	{
-		$this->setViewState('EditRenderer', $value, '');
-	}
-
-	/**
-	 * @param array Active Record primary key value to be edited.
-	 */
-	public function setRecordPk($value)
-	{
-		$this->clearRecordObject();
-		$val = TPropertyValue::ensureArray($value);
-		$this->setViewState('PK', count($val) > 0 ? $val : null);
-	}
-
-	/**
-	 * @return array Active Record primary key value.
-	 */
-	public function getRecordPk()
-	{
-		return $this->getViewState('PK');
-	}
-
-	/**
-	 * @return TActiveRecord current Active Record instance
-	 */
-	protected function getCurrentRecord()
-	{
-		return $this->getRecordObject($this->getRecordPk());
-	}
-
-	/**
-	 * Initialize the editor form
-	 */
-	public function initializeEditForm()
-	{
-		$record = $this->getCurrentRecord();
-		$classPath = $this->getEditRenderer();
-		if($classPath === '')
-		{
-			$columns = $this->getTableInfo()->getColumns();
-			$this->getInputRepeater()->setDataSource($columns);
-			$this->getInputRepeater()->dataBind();
-		}
-		else
-		{
-			if($this->_editRenderer===null)
-				$this->createEditRenderer($record, $classPath);
-			else
-				$this->_editRenderer->setData($record);
-		}
-	}
-
-	/**
-	 * Instantiate the external edit renderer.
-	 * @param TActiveRecord record to be edited
-	 * @param string external edit renderer class name.
-	 * @throws TConfigurationException raised when renderer is not an
-	 * instance of IScaffoldEditRenderer.
-	 */
-	protected function createEditRenderer($record, $classPath)
-	{
-		$this->_editRenderer = Prado::createComponent($classPath);
-		if($this->_editRenderer instanceof IScaffoldEditRenderer)
-		{
-			$index = $this->getControls()->remove($this->getInputRepeater());
-			$this->getControls()->insertAt($index,$this->_editRenderer);
-			$this->_editRenderer->setData($record);
-		}
-		else
-		{
-			throw new TConfigurationException(
-				'scaffold_invalid_edit_renderer', $this->getID(), get_class($record));
-		}
-	}
-
-	/**
-	 * Initialize the default editor using the scaffold input builder.
-	 */
-	protected function createRepeaterEditItem($sender, $param)
-	{
-		$type = $param->getItem()->getItemType();
-		if($type==TListItemType::Item || $type==TListItemType::AlternatingItem)
-		{
-			$item = $param->getItem();
-			$column = $item->getDataItem();
-			if($column===null)
-				return;
-
-			$record = $this->getCurrentRecord();
-			$builder = $this->getScaffoldInputBuilder($record);
-			$builder->createScaffoldInput($this, $item, $column, $record);
-		}
-	}
-
-	/**
-	 * Bubble the command name event. Stops bubbling when the page validator false.
-	 * Otherwise, the bubble event is continued.
-	 */
-	public function bubbleEvent($sender, $param)
-	{
-		switch(strtolower($param->getCommandName()))
-		{
-			case 'save':
-				return $this->doSave() ? false : true;
-			case 'clear':
-				$this->setRecordPk(null);
-				$this->initializeEditForm();
-				return false;
-			default:
-				return false;
-		}
-	}
-
-	/**
-	 * Check the validators, then tries to save the record.
-	 * @return boolean true if the validators are true, false otherwise.
-	 */
-	protected function doSave()
-	{
-		if($this->getPage()->getIsValid())
-		{
-			$record = $this->getCurrentRecord();
-			if($this->_editRenderer===null)
-			{
-				$table = $this->getTableInfo();
-				$builder = $this->getScaffoldInputBuilder($record);
-				foreach($this->getInputRepeater()->getItems() as $item)
-				{
-					$column = $table->getColumn($item->getCustomData());
-					$builder->loadScaffoldInput($this, $item, $column, $record);
-				}
-			}
-			else
-			{
-				$this->_editRenderer->updateRecord($record);
-			}
-			$record->save();
-			return true;
-		}
-		else if($this->_editRenderer!==null)
-		{
-			//preserve the form data.
-			$this->_editRenderer->updateRecord($this->getCurrentRecord());
-		}
-
-		return false;
-	}
-
-	/**
-	 * @return TRepeater default editor input controls repeater
-	 */
-	protected function getInputRepeater()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_repeater');
-	}
-
-	/**
-	 * @return TButton Button triggered to save the Active Record.
-	 */
-	public function getSaveButton()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_save');
-	}
-
-	/**
-	 * @return TButton Button to clear the editor inputs.
-	 */
-	public function getClearButton()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_clear');
-	}
-
-	/**
-	 * @return TButton Button to cancel the edit action (e.g. hide the edit view).
-	 */
-	public function getCancelButton()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_cancel');
-	}
-
-	/**
-	 * Create the default scaffold editor control factory.
-	 * @param TActiveRecord record instance.
-	 * @return TScaffoldInputBase scaffold editor control factory.
-	 */
-	protected function getScaffoldInputBuilder($record)
-	{
-		static $_builders=array();
-		$class = get_class($record);
-		if(!isset($_builders[$class]))
-		{
-			Prado::using('System.Data.ActiveRecord.Scaffold.InputBuilder.TScaffoldInputBase');
-			$_builders[$class] = TScaffoldInputBase::createInputBuilder($record);
-		}
-		return $_builders[$class];
-	}
-
-	/**
-	 * @return string editor validation group name.
-	 */
-	public function getValidationGroup()
-	{
-		return 'group_'.$this->getUniqueID();
-	}
-}
-
-/**
- * IScaffoldEditRenderer interface.
- *
- * IScaffoldEditRenderer defines the interface that an edit renderer
- * needs to implement. Besides the {@link getData Data} property, an edit
- * renderer also needs to provide {@link updateRecord updateRecord} method
- * that is called before the save() method is called on the TActiveRecord.
- *
- * @author Wei Zhuo <weizho[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- * @since 3.1
- */
-interface IScaffoldEditRenderer extends IDataRenderer
-{
-	/**
-	 * This method should update the record with the user input data.
-	 * @param TActiveRecord record to be saved.
-	 */
-	public function updateRecord($record);
-}
-
+ * @license http://www.pradosoft.com/license/
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ */
+
+/**
+ * Load scaffold base.
+ */
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
+
+/**
+ * Template control for editing an Active Record instance.
+ * The <b>RecordClass</b> determines the Active Record class to be edited.
+ * A particular record can be edited by specifying the {@link setRecordPk RecordPk}
+ * value (may be an array for composite keys).
+ *
+ * The default editor input controls are created based on the column types.
+ * The editor layout can be specified by a renderer by set the value
+ * of the {@link setEditRenderer EditRenderer} property to the class name of a
+ * class that implements TScaffoldEditRenderer. A renderer is an external
+ * template control that implements IScaffoldEditRenderer.
+ *
+ * The <b>Data</b> of the IScaffoldEditRenderer will be set as the current Active
+ * Record to be edited. The <b>UpdateRecord()</b> method of IScaffoldEditRenderer
+ * is called when request to save the record is requested.
+ *
+ * Validators in the custom external editor template should have the
+ * {@link TBaseValidator::setValidationGroup ValidationGroup} property set to the
+ * value of the {@link getValidationGroup} of the TScaffoldEditView instance
+ * (the edit view instance is the <b>Parent</b> of the IScaffoldEditRenderer in most
+ * cases.
+ *
+ * Cosmetic changes to the default editor should be done using Cascading Stylesheets.
+ * For example, a particular field/property can be hidden by specifying "display:none" for
+ * the corresponding style (each field/property has unique Css class name as "property_xxx", where
+ * xxx is the property name).
+ *
+ * @author Wei Zhuo <weizho[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ * @since 3.1
+ */
+class TScaffoldEditView extends TScaffoldBase
+{
+	/**
+	 * @var IScaffoldEditRenderer custom scaffold edit renderer
+	 */
+	private $_editRenderer;
+
+	/**
+	 * Initialize the editor form if it is Visible.
+	 */
+	public function onLoad($param)
+	{
+		if($this->getVisible())
+			$this->initializeEditForm();
+	}
+
+	/**
+	 * @return string the class name for scaffold editor. Defaults to empty, meaning not set.
+	 */
+	public function getEditRenderer()
+	{
+		return $this->getViewState('EditRenderer', '');
+	}
+
+	/**
+	 * @param string the class name for scaffold editor. Defaults to empty, meaning not set.
+	 */
+	public function setEditRenderer($value)
+	{
+		$this->setViewState('EditRenderer', $value, '');
+	}
+
+	/**
+	 * @param array Active Record primary key value to be edited.
+	 */
+	public function setRecordPk($value)
+	{
+		$this->clearRecordObject();
+		$val = TPropertyValue::ensureArray($value);
+		$this->setViewState('PK', count($val) > 0 ? $val : null);
+	}
+
+	/**
+	 * @return array Active Record primary key value.
+	 */
+	public function getRecordPk()
+	{
+		return $this->getViewState('PK');
+	}
+
+	/**
+	 * @return TActiveRecord current Active Record instance
+	 */
+	protected function getCurrentRecord()
+	{
+		return $this->getRecordObject($this->getRecordPk());
+	}
+
+	/**
+	 * Initialize the editor form
+	 */
+	public function initializeEditForm()
+	{
+		$record = $this->getCurrentRecord();
+		$classPath = $this->getEditRenderer();
+		if($classPath === '')
+		{
+			$columns = $this->getTableInfo()->getColumns();
+			$this->getInputRepeater()->setDataSource($columns);
+			$this->getInputRepeater()->dataBind();
+		}
+		else
+		{
+			if($this->_editRenderer===null)
+				$this->createEditRenderer($record, $classPath);
+			else
+				$this->_editRenderer->setData($record);
+		}
+	}
+
+	/**
+	 * Instantiate the external edit renderer.
+	 * @param TActiveRecord record to be edited
+	 * @param string external edit renderer class name.
+	 * @throws TConfigurationException raised when renderer is not an
+	 * instance of IScaffoldEditRenderer.
+	 */
+	protected function createEditRenderer($record, $classPath)
+	{
+		$this->_editRenderer = Prado::createComponent($classPath);
+		if($this->_editRenderer instanceof IScaffoldEditRenderer)
+		{
+			$index = $this->getControls()->remove($this->getInputRepeater());
+			$this->getControls()->insertAt($index,$this->_editRenderer);
+			$this->_editRenderer->setData($record);
+		}
+		else
+		{
+			throw new TConfigurationException(
+				'scaffold_invalid_edit_renderer', $this->getID(), get_class($record));
+		}
+	}
+
+	/**
+	 * Initialize the default editor using the scaffold input builder.
+	 */
+	protected function createRepeaterEditItem($sender, $param)
+	{
+		$type = $param->getItem()->getItemType();
+		if($type==TListItemType::Item || $type==TListItemType::AlternatingItem)
+		{
+			$item = $param->getItem();
+			$column = $item->getDataItem();
+			if($column===null)
+				return;
+
+			$record = $this->getCurrentRecord();
+			$builder = $this->getScaffoldInputBuilder($record);
+			$builder->createScaffoldInput($this, $item, $column, $record);
+		}
+	}
+
+	/**
+	 * Bubble the command name event. Stops bubbling when the page validator false.
+	 * Otherwise, the bubble event is continued.
+	 */
+	public function bubbleEvent($sender, $param)
+	{
+		switch(strtolower($param->getCommandName()))
+		{
+			case 'save':
+				return $this->doSave() ? false : true;
+			case 'clear':
+				$this->setRecordPk(null);
+				$this->initializeEditForm();
+				return false;
+			default:
+				return false;
+		}
+	}
+
+	/**
+	 * Check the validators, then tries to save the record.
+	 * @return boolean true if the validators are true, false otherwise.
+	 */
+	protected function doSave()
+	{
+		if($this->getPage()->getIsValid())
+		{
+			$record = $this->getCurrentRecord();
+			if($this->_editRenderer===null)
+			{
+				$table = $this->getTableInfo();
+				$builder = $this->getScaffoldInputBuilder($record);
+				foreach($this->getInputRepeater()->getItems() as $item)
+				{
+					$column = $table->getColumn($item->getCustomData());
+					$builder->loadScaffoldInput($this, $item, $column, $record);
+				}
+			}
+			else
+			{
+				$this->_editRenderer->updateRecord($record);
+			}
+			$record->save();
+			return true;
+		}
+		else if($this->_editRenderer!==null)
+		{
+			//preserve the form data.
+			$this->_editRenderer->updateRecord($this->getCurrentRecord());
+		}
+
+		return false;
+	}
+
+	/**
+	 * @return TRepeater default editor input controls repeater
+	 */
+	protected function getInputRepeater()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_repeater');
+	}
+
+	/**
+	 * @return TButton Button triggered to save the Active Record.
+	 */
+	public function getSaveButton()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_save');
+	}
+
+	/**
+	 * @return TButton Button to clear the editor inputs.
+	 */
+	public function getClearButton()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_clear');
+	}
+
+	/**
+	 * @return TButton Button to cancel the edit action (e.g. hide the edit view).
+	 */
+	public function getCancelButton()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_cancel');
+	}
+
+	/**
+	 * Create the default scaffold editor control factory.
+	 * @param TActiveRecord record instance.
+	 * @return TScaffoldInputBase scaffold editor control factory.
+	 */
+	protected function getScaffoldInputBuilder($record)
+	{
+		static $_builders=array();
+		$class = get_class($record);
+		if(!isset($_builders[$class]))
+		{
+			Prado::using('System.Data.ActiveRecord.Scaffold.InputBuilder.TScaffoldInputBase');
+			$_builders[$class] = TScaffoldInputBase::createInputBuilder($record);
+		}
+		return $_builders[$class];
+	}
+
+	/**
+	 * @return string editor validation group name.
+	 */
+	public function getValidationGroup()
+	{
+		return 'group_'.$this->getUniqueID();
+	}
+}
+
+/**
+ * IScaffoldEditRenderer interface.
+ *
+ * IScaffoldEditRenderer defines the interface that an edit renderer
+ * needs to implement. Besides the {@link getData Data} property, an edit
+ * renderer also needs to provide {@link updateRecord updateRecord} method
+ * that is called before the save() method is called on the TActiveRecord.
+ *
+ * @author Wei Zhuo <weizho[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ * @since 3.1
+ */
+interface IScaffoldEditRenderer extends IDataRenderer
+{
+	/**
+	 * This method should update the record with the user input data.
+	 * @param TActiveRecord record to be saved.
+	 */
+	public function updateRecord($record);
+}
+
diff --git a/framework/Data/ActiveRecord/Scaffold/TScaffoldListView.php b/framework/Data/ActiveRecord/Scaffold/TScaffoldListView.php
index 953420e3..bed5bf88 100644
--- a/framework/Data/ActiveRecord/Scaffold/TScaffoldListView.php
+++ b/framework/Data/ActiveRecord/Scaffold/TScaffoldListView.php
@@ -1,306 +1,306 @@
-<?php
-/**
- * TScaffoldListView class file.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
+<?php
+/**
+ * TScaffoldListView class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
  * @copyright Copyright &copy; 2005-2012 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- */
-
-/**
- * Load the scaffold base class.
- */
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
-
-/**
- * TScaffoldListView displays a list of Active Records.
- *
- * The {@link getHeader Header} property is a TRepeater displaying the
- * Active Record property/field names. The {@link getSort Sort} property
- * is a drop down list displaying the combination of properties and its possible
- * ordering. The {@link getPager Pager} property is a TPager control displaying
- * the links and/or buttons that navigate to different pages in the Active Record data.
- * The {@link getList List} property is a TRepeater that renders a row of
- * Active Record data.
- *
- * Custom rendering of the each Active Record can be achieved by specifying
- * the ItemTemplate or AlternatingItemTemplate property of the main {@linnk getList List}
- * repeater.
- *
- * The TScaffoldListView will listen for two command events named "delete" and
- * "edit". A "delete" command will delete a the record for the row where the
- * "delete" command is originates. An "edit" command will push
- * the record data to be edited by a TScaffoldEditView with ID specified by the
- * {@link setEditViewID EditViewID}.
- *
- * Additional {@link setSearchCondition SearchCondition} and
- * {@link setSearchParameters SearchParameters} (takes array values) can be
- * specified to customize the records to be shown. The {@link setSearchCondition SearchCondition}
- * will be used as the Condition property of TActiveRecordCriteria, and similarly
- * the {@link setSearchParameters SearchParameters} will be the corresponding
- * Parameters property of TActiveRecordCriteria.
- *
- * @author Wei Zhuo <weizho[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- * @since 3.1
- */
-class TScaffoldListView extends TScaffoldBase
-{
-	/**
-	 * Initialize the sort drop down list and the column names repeater.
-	 */
-	protected function initializeSort()
-	{
-		$table = $this->getTableInfo();
-		$sorts = array('Sort By', str_repeat('-',15));
-		$headers = array();
-		foreach($table->getColumns() as $name=>$colum)
-		{
-			$fname = ucwords(str_replace('_', ' ', $name));
-			$sorts[$name.' ASC'] = $fname .' Ascending';
-			$sorts[$name.' DESC'] = $fname .' Descending';
-			$headers[] = $fname ;
-		}
-		$this->_sort->setDataSource($sorts);
-		$this->_sort->dataBind();
-		$this->_header->setDataSource($headers);
-		$this->_header->dataBind();
-	}
-
-	/**
-	 * Loads and display the data.
-	 */
-	public function onPreRender($param)
-	{
-		parent::onPreRender($param);
-		if(!$this->getPage()->getIsPostBack() || $this->getViewState('CurrentClass')!=$this->getRecordClass())
-		{
-			$this->initializeSort();
-			$this->setViewState('CurrentClass', $this->getRecordClass());
-		}
-		$this->loadRecordData();
-	}
-
-	/**
-	 * Fetch the records and data bind it to the list.
-	 */
-	protected function loadRecordData()
-	{
-		$search = new TActiveRecordCriteria($this->getSearchCondition(), $this->getSearchParameters());
-		$this->_list->setVirtualItemCount($this->getRecordFinder()->count($search));
-		$finder = $this->getRecordFinder();
-		$criteria = $this->getRecordCriteria();
-		$this->_list->setDataSource($finder->findAll($criteria));
-		$this->_list->dataBind();
-	}
-
-	/**
-	 * @return TActiveRecordCriteria sort/search/paging criteria
-	 */
-	protected function getRecordCriteria()
-	{
-		$total = $this->_list->getVirtualItemCount();
-		$limit = $this->_list->getPageSize();
-		$offset = $this->_list->getCurrentPageIndex()*$limit;
-		if($offset + $limit > $total)
-			$limit = $total - $offset;
-		$criteria = new TActiveRecordCriteria($this->getSearchCondition(), $this->getSearchParameters());
-		if($limit > 0)
-		{
-			$criteria->setLimit($limit);
-			if($offset <= $total)
-				$criteria->setOffset($offset);
-		}
-		$order = explode(' ',$this->_sort->getSelectedValue(), 2);
-		if(is_array($order) && count($order) === 2)
-			$criteria->OrdersBy[$order[0]] = $order[1];
-		return $criteria;
-	}
-
-	/**
-	 * @param string search condition, the SQL string after the WHERE clause.
-	 */
-	public function setSearchCondition($value)
-	{
-		$this->setViewState('SearchCondition', $value);
-	}
-
-	/**
-	 * @param string SQL search condition for list display.
-	 */
-	public function getSearchCondition()
-	{
-		return $this->getViewState('SearchCondition');
-	}
-
-	/**
-	 * @param array search parameters
-	 */
-	public function setSearchParameters($value)
-	{
-		$this->setViewState('SearchParameters', TPropertyValue::ensureArray($value),array());
-	}
-
-	/**
-	 * @return array search parameters
-	 */
-	public function getSearchParameters()
-	{
-		return $this->getViewState('SearchParameters', array());
-	}
-
-	/**
-	 * Continue bubbling the "edit" command, "delete" command is handled in this class.
-	 */
-	public function bubbleEvent($sender, $param)
-	{
-		switch(strtolower($param->getCommandName()))
-		{
-			case 'delete':
-				return $this->deleteRecord($sender, $param);
-			case 'edit':
-				$this->initializeEdit($sender, $param);
-		}
-		$this->raiseBubbleEvent($this, $param);
-		return true;
-	}
-
-	/**
-	 * Initialize the edit view control form when EditViewID is set.
-	 */
-	protected function initializeEdit($sender, $param)
-	{
-		if(($ctrl=$this->getEditViewControl())!==null)
-		{
-			if($param instanceof TRepeaterCommandEventParameter)
-			{
-				$pk = $param->getItem()->getCustomData();
-				$ctrl->setRecordPk($pk);
-				$ctrl->initializeEditForm();
-			}
-		}
-	}
-
-	/**
-	 * Deletes an Active Record.
-	 */
-	protected function deleteRecord($sender, $param)
-	{
-		if($param instanceof TRepeaterCommandEventParameter)
-		{
-			$pk = $param->getItem()->getCustomData();
-			$this->getRecordFinder()->deleteByPk($pk);
-		}
-	}
-
-	/**
-	 * Initialize the default display for each Active Record item.
-	 */
-	protected function listItemCreated($sender, $param)
-	{
-		$item = $param->getItem();
-		if($item instanceof IItemDataRenderer)
-		{
-			$type = $item->getItemType();
-			if($type==TListItemType::Item || $type==TListItemType::AlternatingItem)
-				$this->populateField($sender, $param);
-		}
-	}
-
-	/**
-	 * Sets the Record primary key to the current repeater item's CustomData.
-	 * Binds the inner repeater with properties of the current Active Record.
-	 */
-	protected function populateField($sender, $param)
-	{
-		$item = $param->getItem();
-		if(($data = $item->getData()) !== null)
-		{
-			$item->setCustomData($this->getRecordPkValues($data));
-			if(($prop = $item->findControl('_properties'))!==null)
-			{
-				$item->_properties->setDataSource($this->getRecordPropertyValues($data));
-				$item->_properties->dataBind();
-			}
-		}
-	}
-
-	/**
-	 * Updates repeater page index with the pager new index value.
-	 */
-	protected function pageChanged($sender, $param)
-	{
-		$this->_list->setCurrentPageIndex($param->getNewPageIndex());
-	}
-
-	/**
-	 * @return TRepeater Repeater control for Active Record instances.
-	 */
-	public function getList()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_list');
-	}
-
-	/**
-	 * @return TPager List pager control.
-	 */
-	public function getPager()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_pager');
-	}
-
-	/**
-	 * @return TDropDownList Control that displays and controls the record ordering.
-	 */
-	public function getSort()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_sort');
-	}
-
-	/**
-	 * @return TRepeater Repeater control for record property names.
-	 */
-	public function getHeader()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_header');
-	}
-
-	/**
-	 * @return string TScaffoldEditView control ID for editing selected Active Record.
-	 */
-	public function getEditViewID()
-	{
-		return $this->getViewState('EditViewID');
-	}
-
-	/**
-	 * @param string TScaffoldEditView control ID for editing selected Active Record.
-	 */
-	public function setEditViewID($value)
-	{
-		$this->setViewState('EditViewID', $value);
-	}
-
-	/**
-	 * @return TScaffoldEditView control for editing selected Active Record, null if EditViewID is not set.
-	 */
-	protected function getEditViewControl()
-	{
-		if(($id=$this->getEditViewID())!==null)
-		{
-			$ctrl = $this->getParent()->findControl($id);
-			if($ctrl===null)
-				throw new TConfigurationException('scaffold_unable_to_find_edit_view', $id);
-			return $ctrl;
-		}
-	}
-}
+ * @license http://www.pradosoft.com/license/
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ */
+
+/**
+ * Load the scaffold base class.
+ */
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
+
+/**
+ * TScaffoldListView displays a list of Active Records.
+ *
+ * The {@link getHeader Header} property is a TRepeater displaying the
+ * Active Record property/field names. The {@link getSort Sort} property
+ * is a drop down list displaying the combination of properties and its possible
+ * ordering. The {@link getPager Pager} property is a TPager control displaying
+ * the links and/or buttons that navigate to different pages in the Active Record data.
+ * The {@link getList List} property is a TRepeater that renders a row of
+ * Active Record data.
+ *
+ * Custom rendering of the each Active Record can be achieved by specifying
+ * the ItemTemplate or AlternatingItemTemplate property of the main {@linnk getList List}
+ * repeater.
+ *
+ * The TScaffoldListView will listen for two command events named "delete" and
+ * "edit". A "delete" command will delete a the record for the row where the
+ * "delete" command is originates. An "edit" command will push
+ * the record data to be edited by a TScaffoldEditView with ID specified by the
+ * {@link setEditViewID EditViewID}.
+ *
+ * Additional {@link setSearchCondition SearchCondition} and
+ * {@link setSearchParameters SearchParameters} (takes array values) can be
+ * specified to customize the records to be shown. The {@link setSearchCondition SearchCondition}
+ * will be used as the Condition property of TActiveRecordCriteria, and similarly
+ * the {@link setSearchParameters SearchParameters} will be the corresponding
+ * Parameters property of TActiveRecordCriteria.
+ *
+ * @author Wei Zhuo <weizho[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ * @since 3.1
+ */
+class TScaffoldListView extends TScaffoldBase
+{
+	/**
+	 * Initialize the sort drop down list and the column names repeater.
+	 */
+	protected function initializeSort()
+	{
+		$table = $this->getTableInfo();
+		$sorts = array('Sort By', str_repeat('-',15));
+		$headers = array();
+		foreach($table->getColumns() as $name=>$colum)
+		{
+			$fname = ucwords(str_replace('_', ' ', $name));
+			$sorts[$name.' ASC'] = $fname .' Ascending';
+			$sorts[$name.' DESC'] = $fname .' Descending';
+			$headers[] = $fname ;
+		}
+		$this->_sort->setDataSource($sorts);
+		$this->_sort->dataBind();
+		$this->_header->setDataSource($headers);
+		$this->_header->dataBind();
+	}
+
+	/**
+	 * Loads and display the data.
+	 */
+	public function onPreRender($param)
+	{
+		parent::onPreRender($param);
+		if(!$this->getPage()->getIsPostBack() || $this->getViewState('CurrentClass')!=$this->getRecordClass())
+		{
+			$this->initializeSort();
+			$this->setViewState('CurrentClass', $this->getRecordClass());
+		}
+		$this->loadRecordData();
+	}
+
+	/**
+	 * Fetch the records and data bind it to the list.
+	 */
+	protected function loadRecordData()
+	{
+		$search = new TActiveRecordCriteria($this->getSearchCondition(), $this->getSearchParameters());
+		$this->_list->setVirtualItemCount($this->getRecordFinder()->count($search));
+		$finder = $this->getRecordFinder();
+		$criteria = $this->getRecordCriteria();
+		$this->_list->setDataSource($finder->findAll($criteria));
+		$this->_list->dataBind();
+	}
+
+	/**
+	 * @return TActiveRecordCriteria sort/search/paging criteria
+	 */
+	protected function getRecordCriteria()
+	{
+		$total = $this->_list->getVirtualItemCount();
+		$limit = $this->_list->getPageSize();
+		$offset = $this->_list->getCurrentPageIndex()*$limit;
+		if($offset + $limit > $total)
+			$limit = $total - $offset;
+		$criteria = new TActiveRecordCriteria($this->getSearchCondition(), $this->getSearchParameters());
+		if($limit > 0)
+		{
+			$criteria->setLimit($limit);
+			if($offset <= $total)
+				$criteria->setOffset($offset);
+		}
+		$order = explode(' ',$this->_sort->getSelectedValue(), 2);
+		if(is_array($order) && count($order) === 2)
+			$criteria->OrdersBy[$order[0]] = $order[1];
+		return $criteria;
+	}
+
+	/**
+	 * @param string search condition, the SQL string after the WHERE clause.
+	 */
+	public function setSearchCondition($value)
+	{
+		$this->setViewState('SearchCondition', $value);
+	}
+
+	/**
+	 * @param string SQL search condition for list display.
+	 */
+	public function getSearchCondition()
+	{
+		return $this->getViewState('SearchCondition');
+	}
+
+	/**
+	 * @param array search parameters
+	 */
+	public function setSearchParameters($value)
+	{
+		$this->setViewState('SearchParameters', TPropertyValue::ensureArray($value),array());
+	}
+
+	/**
+	 * @return array search parameters
+	 */
+	public function getSearchParameters()
+	{
+		return $this->getViewState('SearchParameters', array());
+	}
+
+	/**
+	 * Continue bubbling the "edit" command, "delete" command is handled in this class.
+	 */
+	public function bubbleEvent($sender, $param)
+	{
+		switch(strtolower($param->getCommandName()))
+		{
+			case 'delete':
+				return $this->deleteRecord($sender, $param);
+			case 'edit':
+				$this->initializeEdit($sender, $param);
+		}
+		$this->raiseBubbleEvent($this, $param);
+		return true;
+	}
+
+	/**
+	 * Initialize the edit view control form when EditViewID is set.
+	 */
+	protected function initializeEdit($sender, $param)
+	{
+		if(($ctrl=$this->getEditViewControl())!==null)
+		{
+			if($param instanceof TRepeaterCommandEventParameter)
+			{
+				$pk = $param->getItem()->getCustomData();
+				$ctrl->setRecordPk($pk);
+				$ctrl->initializeEditForm();
+			}
+		}
+	}
+
+	/**
+	 * Deletes an Active Record.
+	 */
+	protected function deleteRecord($sender, $param)
+	{
+		if($param instanceof TRepeaterCommandEventParameter)
+		{
+			$pk = $param->getItem()->getCustomData();
+			$this->getRecordFinder()->deleteByPk($pk);
+		}
+	}
+
+	/**
+	 * Initialize the default display for each Active Record item.
+	 */
+	protected function listItemCreated($sender, $param)
+	{
+		$item = $param->getItem();
+		if($item instanceof IItemDataRenderer)
+		{
+			$type = $item->getItemType();
+			if($type==TListItemType::Item || $type==TListItemType::AlternatingItem)
+				$this->populateField($sender, $param);
+		}
+	}
+
+	/**
+	 * Sets the Record primary key to the current repeater item's CustomData.
+	 * Binds the inner repeater with properties of the current Active Record.
+	 */
+	protected function populateField($sender, $param)
+	{
+		$item = $param->getItem();
+		if(($data = $item->getData()) !== null)
+		{
+			$item->setCustomData($this->getRecordPkValues($data));
+			if(($prop = $item->findControl('_properties'))!==null)
+			{
+				$item->_properties->setDataSource($this->getRecordPropertyValues($data));
+				$item->_properties->dataBind();
+			}
+		}
+	}
+
+	/**
+	 * Updates repeater page index with the pager new index value.
+	 */
+	protected function pageChanged($sender, $param)
+	{
+		$this->_list->setCurrentPageIndex($param->getNewPageIndex());
+	}
+
+	/**
+	 * @return TRepeater Repeater control for Active Record instances.
+	 */
+	public function getList()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_list');
+	}
+
+	/**
+	 * @return TPager List pager control.
+	 */
+	public function getPager()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_pager');
+	}
+
+	/**
+	 * @return TDropDownList Control that displays and controls the record ordering.
+	 */
+	public function getSort()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_sort');
+	}
+
+	/**
+	 * @return TRepeater Repeater control for record property names.
+	 */
+	public function getHeader()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_header');
+	}
+
+	/**
+	 * @return string TScaffoldEditView control ID for editing selected Active Record.
+	 */
+	public function getEditViewID()
+	{
+		return $this->getViewState('EditViewID');
+	}
+
+	/**
+	 * @param string TScaffoldEditView control ID for editing selected Active Record.
+	 */
+	public function setEditViewID($value)
+	{
+		$this->setViewState('EditViewID', $value);
+	}
+
+	/**
+	 * @return TScaffoldEditView control for editing selected Active Record, null if EditViewID is not set.
+	 */
+	protected function getEditViewControl()
+	{
+		if(($id=$this->getEditViewID())!==null)
+		{
+			$ctrl = $this->getParent()->findControl($id);
+			if($ctrl===null)
+				throw new TConfigurationException('scaffold_unable_to_find_edit_view', $id);
+			return $ctrl;
+		}
+	}
+}
 
diff --git a/framework/Data/ActiveRecord/Scaffold/TScaffoldSearch.php b/framework/Data/ActiveRecord/Scaffold/TScaffoldSearch.php
index bd679c94..40335085 100644
--- a/framework/Data/ActiveRecord/Scaffold/TScaffoldSearch.php
+++ b/framework/Data/ActiveRecord/Scaffold/TScaffoldSearch.php
@@ -1,150 +1,150 @@
-<?php
-/**
- * TScaffoldSearch class file.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
+<?php
+/**
+ * TScaffoldSearch class file.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
  * @copyright Copyright &copy; 2005-2012 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- */
-
-/**
- * Import the scaffold base.
- */
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
-
-/**
- * TScaffoldSearch provide a simple textbox and a button that is used
- * to perform search on a TScaffoldListView with ID given by {@link setListViewID ListViewID}.
- *
- * The {@link getSearchText SearchText} property is a TTextBox and the
- * {@link getSearchButton SearchButton} property is a TButton with label value "Search".
- *
- * Searchable fields of the Active Record can be restricted by specifying
- * a comma delimited string of allowable fields in the
- * {@link setSearchableFields SearchableFields} property. The default is null,
- * meaning that most text type fields are searched (the default searchable fields
- * are database dependent).
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- * @since 3.1
- */
-class TScaffoldSearch extends TScaffoldBase
-{
-	/**
-	 * @var TScaffoldListView the scaffold list view.
-	 */
-	private $_list;
-
-	/**
-	 * @return TScaffoldListView the scaffold list view this search box belongs to.
-	 */
-	protected function getListView()
-	{
-		if($this->_list===null && ($id = $this->getListViewID()) !== null)
-		{
-			$this->_list = $this->getParent()->findControl($id);
-			if($this->_list ===null)
-				throw new TConfigurationException('scaffold_unable_to_find_list_view', $id);
-		}
-		return $this->_list;
-	}
-
-	/**
-	 * @param string ID of the TScaffoldListView this search control belongs to.
-	 */
-	public function setListViewID($value)
-	{
-		$this->setViewState('ListViewID', $value);
-	}
-
-	/**
-	 * @return string ID of the TScaffoldListView this search control belongs to.
-	 */
-	public function getListViewID()
-	{
-		return $this->getViewState('ListViewID');
-	}
-
-	/**
-	 * Sets the SearchCondition of the TScaffoldListView as the search terms
-	 * given by the text of the search text box.
-	 */
-	public function bubbleEvent($sender, $param)
-	{
-		if(strtolower($param->getCommandName())==='search')
-		{
-			if(($list = $this->getListView()) !== null)
-			{
-				$list->setSearchCondition($this->createSearchCondition());
-				return false;
-			}
-		}
-		$this->raiseBubbleEvent($this, $param);
-		return true;
-	}
-
-	/**
-	 * @return string the search criteria for the search terms in the search text box.
-	 */
-	protected function createSearchCondition()
-	{
-		$table = $this->getTableInfo();
-		if(strlen($str=$this->getSearchText()->getText()) > 0)
-		{
-			$builder = $table->createCommandBuilder($this->getRecordFinder()->getDbConnection());
-			return $builder->getSearchExpression($this->getFields(), $str);
-		}
-	}
-
-	/**
-	 * @return array list of fields to be searched.
-	 */
-	protected function getFields()
-	{
-		if(strlen(trim($str=$this->getSearchableFields()))>0)
-			$fields = preg_split('/\s*,\s*/', $str);
-		else
-			$fields = $this->getTableInfo()->getColumns()->getKeys();
-		return $fields;
-	}
-
-	/**
-	 * @return string comma delimited list of fields that may be searched.
-	 */
-	public function getSearchableFields()
-	{
-		return $this->getViewState('SearchableFields','');
-	}
-
-	/**
-	 * @param string comma delimited list of fields that may be searched.
-	 */
-	public function setSearchableFields($value)
-	{
-		$this->setViewState('SearchableFields', $value, '');
-	}
-
-	/**
-	 * @return TButton button with default label "Search".
-	 */
-	public function getSearchButton()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_search');
-	}
-
-	/**
-	 * @return TTextBox search text box.
-	 */
-	public function getSearchText()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_textbox');
-	}
-}
+ * @license http://www.pradosoft.com/license/
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ */
+
+/**
+ * Import the scaffold base.
+ */
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
+
+/**
+ * TScaffoldSearch provide a simple textbox and a button that is used
+ * to perform search on a TScaffoldListView with ID given by {@link setListViewID ListViewID}.
+ *
+ * The {@link getSearchText SearchText} property is a TTextBox and the
+ * {@link getSearchButton SearchButton} property is a TButton with label value "Search".
+ *
+ * Searchable fields of the Active Record can be restricted by specifying
+ * a comma delimited string of allowable fields in the
+ * {@link setSearchableFields SearchableFields} property. The default is null,
+ * meaning that most text type fields are searched (the default searchable fields
+ * are database dependent).
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ * @since 3.1
+ */
+class TScaffoldSearch extends TScaffoldBase
+{
+	/**
+	 * @var TScaffoldListView the scaffold list view.
+	 */
+	private $_list;
+
+	/**
+	 * @return TScaffoldListView the scaffold list view this search box belongs to.
+	 */
+	protected function getListView()
+	{
+		if($this->_list===null && ($id = $this->getListViewID()) !== null)
+		{
+			$this->_list = $this->getParent()->findControl($id);
+			if($this->_list ===null)
+				throw new TConfigurationException('scaffold_unable_to_find_list_view', $id);
+		}
+		return $this->_list;
+	}
+
+	/**
+	 * @param string ID of the TScaffoldListView this search control belongs to.
+	 */
+	public function setListViewID($value)
+	{
+		$this->setViewState('ListViewID', $value);
+	}
+
+	/**
+	 * @return string ID of the TScaffoldListView this search control belongs to.
+	 */
+	public function getListViewID()
+	{
+		return $this->getViewState('ListViewID');
+	}
+
+	/**
+	 * Sets the SearchCondition of the TScaffoldListView as the search terms
+	 * given by the text of the search text box.
+	 */
+	public function bubbleEvent($sender, $param)
+	{
+		if(strtolower($param->getCommandName())==='search')
+		{
+			if(($list = $this->getListView()) !== null)
+			{
+				$list->setSearchCondition($this->createSearchCondition());
+				return false;
+			}
+		}
+		$this->raiseBubbleEvent($this, $param);
+		return true;
+	}
+
+	/**
+	 * @return string the search criteria for the search terms in the search text box.
+	 */
+	protected function createSearchCondition()
+	{
+		$table = $this->getTableInfo();
+		if(strlen($str=$this->getSearchText()->getText()) > 0)
+		{
+			$builder = $table->createCommandBuilder($this->getRecordFinder()->getDbConnection());
+			return $builder->getSearchExpression($this->getFields(), $str);
+		}
+	}
+
+	/**
+	 * @return array list of fields to be searched.
+	 */
+	protected function getFields()
+	{
+		if(strlen(trim($str=$this->getSearchableFields()))>0)
+			$fields = preg_split('/\s*,\s*/', $str);
+		else
+			$fields = $this->getTableInfo()->getColumns()->getKeys();
+		return $fields;
+	}
+
+	/**
+	 * @return string comma delimited list of fields that may be searched.
+	 */
+	public function getSearchableFields()
+	{
+		return $this->getViewState('SearchableFields','');
+	}
+
+	/**
+	 * @param string comma delimited list of fields that may be searched.
+	 */
+	public function setSearchableFields($value)
+	{
+		$this->setViewState('SearchableFields', $value, '');
+	}
+
+	/**
+	 * @return TButton button with default label "Search".
+	 */
+	public function getSearchButton()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_search');
+	}
+
+	/**
+	 * @return TTextBox search text box.
+	 */
+	public function getSearchText()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_textbox');
+	}
+}
 
diff --git a/framework/Data/ActiveRecord/Scaffold/TScaffoldView.php b/framework/Data/ActiveRecord/Scaffold/TScaffoldView.php
index 69bc1f81..40eee21d 100644
--- a/framework/Data/ActiveRecord/Scaffold/TScaffoldView.php
+++ b/framework/Data/ActiveRecord/Scaffold/TScaffoldView.php
@@ -1,143 +1,143 @@
-<?php
-/**
- * TScaffoldView class.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
- * @copyright Copyright &copy; 2005-2012 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- */
-
-/**
- * Import scaffold base, list, edit and search controls.
- */
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldListView');
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldEditView');
-Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldSearch');
-
-/**
- * TScaffoldView is a composite control consisting of TScaffoldListView
- * with a TScaffoldSearch. In addition, it will display a TScaffoldEditView
- * when an "edit" command is raised from the TScaffoldListView (when the
- * edit button is clicked). Futher more, the "add" button can be clicked
- * that shows an empty data TScaffoldListView for creating new records.
- *
- * The {@link getListView ListView} property gives a TScaffoldListView for
- * display the record data. The {@link getEditView EditView} is the
- * TScaffoldEditView that renders the
- * inputs for editing and adding records. The {@link getSearchControl SearchControl}
- * is a TScaffoldSearch responsible to the search user interface.
- *
- * Set the {@link setRecordClass RecordClass} property to the name of
- * the Active Record class to be displayed/edited/added.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.Data.ActiveRecord.Scaffold
- * @since 3.0
- */
-class TScaffoldView extends TScaffoldBase
-{
-	/**
-	 * Copy basic record details to the list/edit/search controls.
-	 */
-	public function onPreRender($param)
-	{
-		parent::onPreRender($param);
-		$this->getListView()->copyFrom($this);
-		$this->getEditView()->copyFrom($this);
-		$this->getSearchControl()->copyFrom($this);
-	}
-
-	/**
-	 * @return TScaffoldListView scaffold list view.
-	 */
-	public function getListView()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_listView');
-	}
-
-	/**
-	 * @return TScaffoldEditView scaffold edit view.
-	 */
-	public function getEditView()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_editView');
-	}
-
-	/**
-	 * @return TScaffoldSearch scaffold search textbox and button.
-	 */
-	public function getSearchControl()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_search');
-	}
-
-	/**
-	 * @return TButton "Add new record" button.
-	 */
-	public function getAddButton()
-	{
-		$this->ensureChildControls();
-		return $this->getRegisteredObject('_newButton');
-	}
-
-	/**
-	 * Handle the "edit" and "new" commands by displaying the edit view.
-	 * Default command shows the list view.
-	 */
-	public function bubbleEvent($sender,$param)
-	{
-		switch(strtolower($param->getCommandName()))
-		{
-			case 'edit':
-				return $this->showEditView($sender, $param);
-			case 'new':
-				return $this->showAddView($sender, $param);
-			default:
-				return $this->showListView($sender, $param);
-		}
-		return false;
-	}
-
-	/**
-	 * Shows the edit record view.
-	 */
-	protected function showEditView($sender, $param)
-	{
-		$this->getListView()->setVisible(false);
-		$this->getEditView()->setVisible(true);
-		$this->_panForNewButton->setVisible(false);
-		$this->_panForSearch->setVisible(false);
-		$this->getEditView()->getCancelButton()->setVisible(true);
-		$this->getEditView()->getClearButton()->setVisible(false);
-	}
-
-	/**
-	 * Shows the view for listing the records.
-	 */
-	protected function showListView($sender, $param)
-	{
-		$this->getListView()->setVisible(true);
-		$this->getEditView()->setVisible(false);
-		$this->_panForNewButton->setVisible(true);
-		$this->_panForSearch->setVisible(true);
-	}
-
-	/**
-	 * Shows the add record view.
-	 */
-	protected function showAddView($sender, $param)
-	{
-		$this->getEditView()->setRecordPk(null);
-		$this->getEditView()->initializeEditForm();
-		$this->showEditView($sender, $param);
-	}
-}
-
+<?php
+/**
+ * TScaffoldView class.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @link http://www.pradosoft.com/
+ * @copyright Copyright &copy; 2005-2012 PradoSoft
+ * @license http://www.pradosoft.com/license/
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ */
+
+/**
+ * Import scaffold base, list, edit and search controls.
+ */
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldBase');
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldListView');
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldEditView');
+Prado::using('System.Data.ActiveRecord.Scaffold.TScaffoldSearch');
+
+/**
+ * TScaffoldView is a composite control consisting of TScaffoldListView
+ * with a TScaffoldSearch. In addition, it will display a TScaffoldEditView
+ * when an "edit" command is raised from the TScaffoldListView (when the
+ * edit button is clicked). Futher more, the "add" button can be clicked
+ * that shows an empty data TScaffoldListView for creating new records.
+ *
+ * The {@link getListView ListView} property gives a TScaffoldListView for
+ * display the record data. The {@link getEditView EditView} is the
+ * TScaffoldEditView that renders the
+ * inputs for editing and adding records. The {@link getSearchControl SearchControl}
+ * is a TScaffoldSearch responsible to the search user interface.
+ *
+ * Set the {@link setRecordClass RecordClass} property to the name of
+ * the Active Record class to be displayed/edited/added.
+ *
+ * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
+ * @version $Id$
+ * @package System.Data.ActiveRecord.Scaffold
+ * @since 3.0
+ */
+class TScaffoldView extends TScaffoldBase
+{
+	/**
+	 * Copy basic record details to the list/edit/search controls.
+	 */
+	public function onPreRender($param)
+	{
+		parent::onPreRender($param);
+		$this->getListView()->copyFrom($this);
+		$this->getEditView()->copyFrom($this);
+		$this->getSearchControl()->copyFrom($this);
+	}
+
+	/**
+	 * @return TScaffoldListView scaffold list view.
+	 */
+	public function getListView()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_listView');
+	}
+
+	/**
+	 * @return TScaffoldEditView scaffold edit view.
+	 */
+	public function getEditView()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_editView');
+	}
+
+	/**
+	 * @return TScaffoldSearch scaffold search textbox and button.
+	 */
+	public function getSearchControl()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_search');
+	}
+
+	/**
+	 * @return TButton "Add new record" button.
+	 */
+	public function getAddButton()
+	{
+		$this->ensureChildControls();
+		return $this->getRegisteredObject('_newButton');
+	}
+
+	/**
+	 * Handle the "edit" and "new" commands by displaying the edit view.
+	 * Default command shows the list view.
+	 */
+	public function bubbleEvent($sender,$param)
+	{
+		switch(strtolower($param->getCommandName()))
+		{
+			case 'edit':
+				return $this->showEditView($sender, $param);
+			case 'new':
+				return $this->showAddView($sender, $param);
+			default:
+				return $this->showListView($sender, $param);
+		}
+		return false;
+	}
+
+	/**
+	 * Shows the edit record view.
+	 */
+	protected function showEditView($sender, $param)
+	{
+		$this->getListView()->setVisible(false);
+		$this->getEditView()->setVisible(true);
+		$this->_panForNewButton->setVisible(false);
+		$this->_panForSearch->setVisible(false);
+		$this->getEditView()->getCancelButton()->setVisible(true);
+		$this->getEditView()->getClearButton()->setVisible(false);
+	}
+
+	/**
+	 * Shows the view for listing the records.
+	 */
+	protected function showListView($sender, $param)
+	{
+		$this->getListView()->setVisible(true);
+		$this->getEditView()->setVisible(false);
+		$this->_panForNewButton->setVisible(true);
+		$this->_panForSearch->setVisible(true);
+	}
+
+	/**
+	 * Shows the add record view.
+	 */
+	protected function showAddView($sender, $param)
+	{
+		$this->getEditView()->setRecordPk(null);
+		$this->getEditView()->initializeEditForm();
+		$this->showEditView($sender, $param);
+	}
+}
+