diff options
author | Daniel <darthdaniel85@gmail.com> | 2014-10-20 21:49:37 -0500 |
---|---|---|
committer | Daniel <darthdaniel85@gmail.com> | 2014-10-20 21:49:37 -0500 |
commit | 231ef50435090bfb1dec4093365e01a118d2b0ff (patch) | |
tree | 0bf068692b2cb6b86a7e16e8612df7d430765f84 | |
parent | d191547e8261943f259dc2ca9e0a598d2c70eb55 (diff) |
finished the first stept of prado scaffolding
-rw-r--r-- | framework/Web/UI/TPage.php | 2832 |
1 files changed, 1416 insertions, 1416 deletions
diff --git a/framework/Web/UI/TPage.php b/framework/Web/UI/TPage.php index a5d0d2c8..c633a3be 100644 --- a/framework/Web/UI/TPage.php +++ b/framework/Web/UI/TPage.php @@ -1,1416 +1,1416 @@ -<?php
-/**
- * TPage class file
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @link http://www.pradosoft.com/
- * @copyright Copyright © 2005-2014 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @package System.Web.UI
- */
-
-Prado::using('System.Web.UI.WebControls.*');
-Prado::using('System.Web.UI.TControl');
-Prado::using('System.Web.UI.WebControls.TWebControl');
-Prado::using('System.Web.UI.TCompositeControl');
-Prado::using('System.Web.UI.TTemplateControl');
-Prado::using('System.Web.UI.TForm');
-Prado::using('System.Web.UI.TClientScriptManager');
-
-/**
- * TPage class
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @package System.Web.UI
- * @since 3.0
- */
-class TPage extends TTemplateControl
-{
- /**
- * system post fields
- */
- const FIELD_POSTBACK_TARGET='PRADO_POSTBACK_TARGET';
- const FIELD_POSTBACK_PARAMETER='PRADO_POSTBACK_PARAMETER';
- const FIELD_LASTFOCUS='PRADO_LASTFOCUS';
- const FIELD_PAGESTATE='PRADO_PAGESTATE';
- const FIELD_CALLBACK_TARGET='PRADO_CALLBACK_TARGET';
- const FIELD_CALLBACK_PARAMETER='PRADO_CALLBACK_PARAMETER';
-
- /**
- * @var array system post fields
- */
- private static $_systemPostFields=array(
- 'PRADO_POSTBACK_TARGET'=>true,
- 'PRADO_POSTBACK_PARAMETER'=>true,
- 'PRADO_LASTFOCUS'=>true,
- 'PRADO_PAGESTATE'=>true,
- 'PRADO_CALLBACK_TARGET'=>true,
- 'PRADO_CALLBACK_PARAMETER'=>true
- );
- /**
- * @var TForm form instance
- */
- private $_form;
- /**
- * @var THead head instance
- */
- private $_head;
- /**
- * @var array list of registered validators
- */
- private $_validators=array();
- /**
- * @var boolean if validation has been performed
- */
- private $_validated=false;
- /**
- * @var TTheme page theme
- */
- private $_theme;
- /**
- * @var string page title set when Head is not in page yet
- */
- private $_title;
- /**
- * @var TTheme page stylesheet theme
- */
- private $_styleSheet;
- /**
- * @var TClientScriptManager client script manager
- */
- private $_clientScript;
- /**
- * @var TMap data post back by user
- */
- protected $_postData;
- /**
- * @var TMap postback data that is not handled during first invocation of LoadPostData.
- */
- protected $_restPostData;
- /**
- * @var array list of controls whose data have been changed due to the postback
- */
- protected $_controlsPostDataChanged=array();
- /**
- * @var array list of controls that need to load post data in the current request
- */
- protected $_controlsRequiringPostData=array();
- /**
- * @var array list of controls that need to load post data in the next postback
- */
- protected $_controlsRegisteredForPostData=array();
- /**
- * @var TControl control that needs to raise postback event
- */
- private $_postBackEventTarget;
- /**
- * @var string postback event parameter
- */
- private $_postBackEventParameter;
- /**
- * @var boolean whether the form has been rendered
- */
- protected $_formRendered=false;
- /**
- * @var boolean whether the current rendering is within a form
- */
- protected $_inFormRender=false;
- /**
- * @var TControl|string the control or the ID of the element on the page to be focused when the page is sent back to user
- */
- private $_focus;
- /**
- * @var string page path to this page
- */
- private $_pagePath='';
- /**
- * @var boolean whether page state should be HMAC validated
- */
- private $_enableStateValidation=true;
- /**
- * @var boolean whether page state should be encrypted
- */
- private $_enableStateEncryption=false;
- /**
- * @var boolean whether page state should be compressed
- * @since 3.1.6
- */
- private $_enableStateCompression=true;
- /**
- * @var string page state persister class name
- */
- private $_statePersisterClass='System.Web.UI.TPageStatePersister';
- /**
- * @var mixed page state persister
- */
- private $_statePersister;
- /**
- * @var TStack stack used to store currently active caching controls
- */
- private $_cachingStack;
- /**
- * @var string state string to be stored on the client side
- */
- private $_clientState='';
- /**
- * @var boolean true if loading post data.
- */
- protected $_isLoadingPostData=false;
- /**
- * @var boolean whether client supports javascript
- */
- private $_enableJavaScript=true;
- /**
- * @var THtmlWriter current html render writer
- */
- private $_writer;
-
- /**
- * Constructor.
- * Sets the page object to itself.
- * Derived classes must call parent implementation.
- */
- public function __construct()
- {
- $this->setPage($this);
- }
-
- /**
- * Runs through the page lifecycles.
- * @param THtmlTextWriter the HTML writer
- */
- public function run($writer)
- {
- Prado::trace("Running page life cycles",'System.Web.UI.TPage');
- $this->_writer = $writer;
-
- $this->determinePostBackMode();
-
- if($this->getIsPostBack())
- {
- if($this->getIsCallback())
- $this->processCallbackRequest($writer);
- else
- $this->processPostBackRequest($writer);
- }
- else
- $this->processNormalRequest($writer);
-
- $this->_writer = null;
- }
-
- protected function processNormalRequest($writer)
- {
- Prado::trace("Page onPreInit()",'System.Web.UI.TPage');
- $this->onPreInit(null);
-
- Prado::trace("Page initRecursive()",'System.Web.UI.TPage');
- $this->initRecursive();
-
- Prado::trace("Page onInitComplete()",'System.Web.UI.TPage');
- $this->onInitComplete(null);
-
- Prado::trace("Page onPreLoad()",'System.Web.UI.TPage');
- $this->onPreLoad(null);
- Prado::trace("Page loadRecursive()",'System.Web.UI.TPage');
- $this->loadRecursive();
- Prado::trace("Page onLoadComplete()",'System.Web.UI.TPage');
- $this->onLoadComplete(null);
-
- Prado::trace("Page preRenderRecursive()",'System.Web.UI.TPage');
- $this->preRenderRecursive();
- Prado::trace("Page onPreRenderComplete()",'System.Web.UI.TPage');
- $this->onPreRenderComplete(null);
-
- Prado::trace("Page savePageState()",'System.Web.UI.TPage');
- $this->savePageState();
- Prado::trace("Page onSaveStateComplete()",'System.Web.UI.TPage');
- $this->onSaveStateComplete(null);
-
- Prado::trace("Page renderControl()",'System.Web.UI.TPage');
- $this->renderControl($writer);
- Prado::trace("Page unloadRecursive()",'System.Web.UI.TPage');
- $this->unloadRecursive();
- }
-
- protected function processPostBackRequest($writer)
- {
- Prado::trace("Page onPreInit()",'System.Web.UI.TPage');
- $this->onPreInit(null);
-
- Prado::trace("Page initRecursive()",'System.Web.UI.TPage');
- $this->initRecursive();
-
- Prado::trace("Page onInitComplete()",'System.Web.UI.TPage');
- $this->onInitComplete(null);
-
- $this->_restPostData=new TMap;
- Prado::trace("Page loadPageState()",'System.Web.UI.TPage');
- $this->loadPageState();
- Prado::trace("Page processPostData()",'System.Web.UI.TPage');
- $this->processPostData($this->_postData,true);
- Prado::trace("Page onPreLoad()",'System.Web.UI.TPage');
- $this->onPreLoad(null);
- Prado::trace("Page loadRecursive()",'System.Web.UI.TPage');
- $this->loadRecursive();
- Prado::trace("Page processPostData()",'System.Web.UI.TPage');
- $this->processPostData($this->_restPostData,false);
- Prado::trace("Page raiseChangedEvents()",'System.Web.UI.TPage');
- $this->raiseChangedEvents();
- Prado::trace("Page raisePostBackEvent()",'System.Web.UI.TPage');
- $this->raisePostBackEvent();
- Prado::trace("Page onLoadComplete()",'System.Web.UI.TPage');
- $this->onLoadComplete(null);
-
- Prado::trace("Page preRenderRecursive()",'System.Web.UI.TPage');
- $this->preRenderRecursive();
- Prado::trace("Page onPreRenderComplete()",'System.Web.UI.TPage');
- $this->onPreRenderComplete(null);
-
- Prado::trace("Page savePageState()",'System.Web.UI.TPage');
- $this->savePageState();
- Prado::trace("Page onSaveStateComplete()",'System.Web.UI.TPage');
- $this->onSaveStateComplete(null);
-
- Prado::trace("Page renderControl()",'System.Web.UI.TPage');
- $this->renderControl($writer);
- Prado::trace("Page unloadRecursive()",'System.Web.UI.TPage');
- $this->unloadRecursive();
- }
-
- protected static function decodeUTF8($data, $enc)
- {
- if(is_array($data))
- {
- foreach($data as $k=>$v)
- $data[$k]=self::decodeUTF8($v, $enc);
- return $data;
- } elseif(is_string($data)) {
- return iconv('UTF-8',$enc.'//IGNORE',$data);
- } else {
- return $data;
- }
- }
-
- /**
- * Sets Adapter to TActivePageAdapter and calls apter to process the
- * callback request.
- */
- protected function processCallbackRequest($writer)
- {
- Prado::using('System.Web.UI.ActiveControls.TActivePageAdapter');
-
- $this->setAdapter(new TActivePageAdapter($this));
-
- $callbackEventParameter = $this->getRequest()->itemAt(TPage::FIELD_CALLBACK_PARAMETER);
- if(strlen($callbackEventParameter) > 0)
- $this->_postData[TPage::FIELD_CALLBACK_PARAMETER]=TJavaScript::jsonDecode((string)$callbackEventParameter);
-
- // Decode Callback postData from UTF-8 to current Charset
- if (($g=$this->getApplication()->getGlobalization(false))!==null &&
- strtoupper($enc=$g->getCharset())!='UTF-8')
- foreach ($this->_postData as $k=>$v)
- $this->_postData[$k]=self::decodeUTF8($v, $enc);
-
- Prado::trace("Page onPreInit()",'System.Web.UI.TPage');
- $this->onPreInit(null);
-
- Prado::trace("Page initRecursive()",'System.Web.UI.TPage');
- $this->initRecursive();
-
- Prado::trace("Page onInitComplete()",'System.Web.UI.TPage');
- $this->onInitComplete(null);
-
- $this->_restPostData=new TMap;
- Prado::trace("Page loadPageState()",'System.Web.UI.TPage');
- $this->loadPageState();
- Prado::trace("Page processPostData()",'System.Web.UI.TPage');
- $this->processPostData($this->_postData,true);
- Prado::trace("Page onPreLoad()",'System.Web.UI.TPage');
- $this->onPreLoad(null);
- Prado::trace("Page loadRecursive()",'System.Web.UI.TPage');
- $this->loadRecursive();
-
- Prado::trace("Page processPostData()",'System.Web.UI.TPage');
- $this->processPostData($this->_restPostData,false);
-
- Prado::trace("Page raiseChangedEvents()",'System.Web.UI.TPage');
- $this->raiseChangedEvents();
-
-
- $this->getAdapter()->processCallbackEvent($writer);
-
-/*
- Prado::trace("Page raisePostBackEvent()",'System.Web.UI.TPage');
- $this->raisePostBackEvent();
-*/
- Prado::trace("Page onLoadComplete()",'System.Web.UI.TPage');
- $this->onLoadComplete(null);
-
- Prado::trace("Page preRenderRecursive()",'System.Web.UI.TPage');
- $this->preRenderRecursive();
- Prado::trace("Page onPreRenderComplete()",'System.Web.UI.TPage');
- $this->onPreRenderComplete(null);
-
- Prado::trace("Page savePageState()",'System.Web.UI.TPage');
- $this->savePageState();
- Prado::trace("Page onSaveStateComplete()",'System.Web.UI.TPage');
- $this->onSaveStateComplete(null);
-
-/*
- Prado::trace("Page renderControl()",'System.Web.UI.TPage');
- $this->renderControl($writer);
-*/
- $this->getAdapter()->renderCallbackResponse($writer);
-
- Prado::trace("Page unloadRecursive()",'System.Web.UI.TPage');
- $this->unloadRecursive();
- }
-
- /**
- * Gets the callback client script handler that allows javascript functions
- * to be executed during the callback response.
- * @return TCallbackClientScript interface to client-side javascript code.
- */
- public function getCallbackClient()
- {
- if($this->getAdapter() !== null)
- return $this->getAdapter()->getCallbackClientHandler();
- else
- return new TCallbackClientScript();
- }
-
- /**
- * Set a new callback client handler.
- * @param TCallbackClientScript new callback client script handler.
- */
- public function setCallbackClient($client)
- {
- $this->getAdapter()->setCallbackClientHandler($client);
- }
-
- /**
- * @return TControl the control responsible for the current callback event,
- * null if nonexistent
- */
- public function getCallbackEventTarget()
- {
- return $this->getAdapter()->getCallbackEventTarget();
- }
-
- /**
- * Registers a control to raise callback event in the current request.
- * @param TControl control registered to raise callback event.
- */
- public function setCallbackEventTarget(TControl $control)
- {
- $this->getAdapter()->setCallbackEventTarget($control);
- }
-
- /**
- * Callback parameter is decoded assuming JSON encoding.
- * @return string callback event parameter
- */
- public function getCallbackEventParameter()
- {
- return $this->getAdapter()->getCallbackEventParameter();
- }
-
- /**
- * @param mixed callback event parameter
- */
- public function setCallbackEventParameter($value)
- {
- $this->getAdapter()->setCallbackEventParameter($value);
- }
-
- /**
- * @return TForm the form on the page
- */
- public function getForm()
- {
- return $this->_form;
- }
-
- /**
- * Registers a TForm instance to the page.
- * Note, a page can contain at most one TForm instance.
- * @param TForm the form on the page
- * @throws TInvalidOperationException if this method is invoked twice or more.
- */
- public function setForm(TForm $form)
- {
- if($this->_form===null)
- $this->_form=$form;
- else
- throw new TInvalidOperationException('page_form_duplicated');
- }
-
- /**
- * Returns a list of registered validators.
- * If validation group is specified, only the validators in that group will be returned.
- * @param string validation group
- * @return TList registered validators in the requested group. If the group is null, all validators will be returned.
- */
- public function getValidators($validationGroup=null)
- {
- if(!$this->_validators)
- $this->_validators=new TList;
- if(empty($validationGroup) === true)
- return $this->_validators;
- else
- {
- $list=new TList;
- foreach($this->_validators as $validator)
- if($validator->getValidationGroup()===$validationGroup)
- $list->add($validator);
- return $list;
- }
- }
-
- /**
- * Performs input validation.
- * This method will invoke the registered validators to perform the actual validation.
- * If validation group is specified, only the validators in that group will be invoked.
- * @param string validation group. If null, all validators will perform validation.
- */
- public function validate($validationGroup=null)
- {
- Prado::trace("Page validate()",'System.Web.UI.TPage');
- $this->_validated=true;
- if($this->_validators && $this->_validators->getCount())
- {
- if($validationGroup===null)
- {
- foreach($this->_validators as $validator)
- $validator->validate();
- }
- else
- {
- foreach($this->_validators as $validator)
- {
- if($validator->getValidationGroup()===$validationGroup)
- $validator->validate();
- }
- }
- }
- }
-
- /**
- * Returns whether user input is valid or not.
- * This method must be invoked after {@link validate} is called.
- * @return boolean whether the user input is valid or not.
- * @throws TInvalidOperationException if {@link validate} is not invoked yet.
- */
- public function getIsValid()
- {
- if($this->_validated)
- {
- if($this->_validators && $this->_validators->getCount())
- {
- foreach($this->_validators as $validator)
- if(!$validator->getIsValid())
- return false;
- }
- return true;
- }
- else
- throw new TInvalidOperationException('page_isvalid_unknown');
- }
-
- /**
- * @return TTheme the theme used for the page. Defaults to null.
- */
- public function getTheme()
- {
- if(is_string($this->_theme))
- $this->_theme=$this->getService()->getThemeManager()->getTheme($this->_theme);
- return $this->_theme;
- }
-
- /**
- * Sets the theme to be used for the page.
- * @param string|TTheme the theme name or the theme object to be used for the page.
- */
- public function setTheme($value)
- {
- $this->_theme=empty($value)?null:$value;
- }
-
-
- /**
- * @return TTheme the stylesheet theme used for the page. Defaults to null.
- */
- public function getStyleSheetTheme()
- {
- if(is_string($this->_styleSheet))
- $this->_styleSheet=$this->getService()->getThemeManager()->getTheme($this->_styleSheet);
- return $this->_styleSheet;
- }
-
- /**
- * Sets the stylesheet theme to be used for the page.
- * @param string|TTheme the stylesheet theme name or the stylesheet theme object to be used for the page.
- */
- public function setStyleSheetTheme($value)
- {
- $this->_styleSheet=empty($value)?null:$value;
- }
-
- /**
- * Applies a skin in the current theme to a control.
- * This method should only be used by framework developers.
- * @param TControl a control to be applied skin with
- */
- public function applyControlSkin($control)
- {
- if(($theme=$this->getTheme())!==null)
- $theme->applySkin($control);
- }
-
- /**
- * Applies a stylesheet skin in the current theme to a control.
- * This method should only be used by framework developers.
- * @param TControl a control to be applied stylesheet skin with
- */
- public function applyControlStyleSheet($control)
- {
- if(($theme=$this->getStyleSheetTheme())!==null)
- $theme->applySkin($control);
- }
-
- /**
- * @return TClientScriptManager client script manager
- */
- public function getClientScript()
- {
- if(!$this->_clientScript) {
- $className = $classPath = $this->getService()->getClientScriptManagerClass();
- Prado::using($className);
- if(($pos=strrpos($className,'.'))!==false)
- $className=substr($className,$pos+1);
-
- if(!class_exists($className,false) || ($className!=='TClientScriptManager' && !is_subclass_of($className,'TClientScriptManager')))
- throw new THttpException(404,'page_csmanagerclass_invalid',$classPath);
-
- $this->_clientScript=new $className($this);
- }
- return $this->_clientScript;
- }
-
- /**
- * Raises OnPreInit event.
- * This method is invoked right before {@link onInit OnInit} stage.
- * You may override this method to provide additional initialization that
- * should be done before {@link onInit OnInit} (e.g. setting {@link setTheme Theme} or
- * {@link setStyleSheetTheme StyleSheetTheme}).
- * Remember to call the parent implementation to ensure OnPreInit event is raised.
- * @param mixed event parameter
- */
- public function onPreInit($param)
- {
- $this->raiseEvent('OnPreInit',$this,$param);
- }
-
- /**
- * Raises OnInitComplete event.
- * This method is invoked right after {@link onInit OnInit} stage and before {@link onLoad OnLoad} stage.
- * You may override this method to provide additional initialization that
- * should be done after {@link onInit OnInit}.
- * Remember to call the parent implementation to ensure OnInitComplete event is raised.
- * @param mixed event parameter
- */
- public function onInitComplete($param)
- {
- $this->raiseEvent('OnInitComplete',$this,$param);
- }
-
- /**
- * Raises OnPreLoad event.
- * This method is invoked right before {@link onLoad OnLoad} stage.
- * You may override this method to provide additional page loading logic that
- * should be done before {@link onLoad OnLoad}.
- * Remember to call the parent implementation to ensure OnPreLoad event is raised.
- * @param mixed event parameter
- */
- public function onPreLoad($param)
- {
- $this->raiseEvent('OnPreLoad',$this,$param);
- }
-
- /**
- * Raises OnLoadComplete event.
- * This method is invoked right after {@link onLoad OnLoad} stage.
- * You may override this method to provide additional page loading logic that
- * should be done after {@link onLoad OnLoad}.
- * Remember to call the parent implementation to ensure OnLoadComplete event is raised.
- * @param mixed event parameter
- */
- public function onLoadComplete($param)
- {
- $this->raiseEvent('OnLoadComplete',$this,$param);
- }
-
- /**
- * Raises OnPreRenderComplete event.
- * This method is invoked right after {@link onPreRender OnPreRender} stage.
- * You may override this method to provide additional preparation for page rendering
- * that should be done after {@link onPreRender OnPreRender}.
- * Remember to call the parent implementation to ensure OnPreRenderComplete event is raised.
- * @param mixed event parameter
- */
- public function onPreRenderComplete($param)
- {
- $this->raiseEvent('OnPreRenderComplete',$this,$param);
- $cs=$this->getClientScript();
- $theme=$this->getTheme();
- if($theme instanceof ITheme)
- {
- foreach($theme->getStyleSheetFiles() as $url)
- $cs->registerStyleSheetFile($url,$url,$this->getCssMediaType($url));
- foreach($theme->getJavaScriptFiles() as $url)
- $cs->registerHeadScriptFile($url,$url);
- }
- $styleSheet=$this->getStyleSheetTheme();
- if($styleSheet instanceof ITheme)
- {
- foreach($styleSheet->getStyleSheetFiles() as $url)
- $cs->registerStyleSheetFile($url,$url,$this->getCssMediaType($url));
- foreach($styleSheet->getJavaScriptFiles() as $url)
- $cs->registerHeadScriptFile($url,$url);
- }
-
- if($cs->getRequiresHead() && $this->getHead()===null)
- throw new TConfigurationException('page_head_required');
- }
-
- /**
- * Determines the media type of the CSS file.
- * The media type is determined according to the following file name pattern:
- * xxx.media-type.extension
- * For example, 'mystyle.print.css' means its media type is 'print'.
- * @param string CSS URL
- * @return string media type of the CSS file
- */
- private function getCssMediaType($url)
- {
- $segs=explode('.',basename($url));
- if(isset($segs[2]))
- return $segs[count($segs)-2];
- else
- return '';
- }
-
- /**
- * Raises OnSaveStateComplete event.
- * This method is invoked right after {@link onSaveState OnSaveState} stage.
- * You may override this method to provide additional logic after page state is saved.
- * Remember to call the parent implementation to ensure OnSaveStateComplete event is raised.
- * @param mixed event parameter
- */
- public function onSaveStateComplete($param)
- {
- $this->raiseEvent('OnSaveStateComplete',$this,$param);
- }
-
- /**
- * Determines whether the current page request is a postback.
- * Call {@link getIsPostBack} to get the result.
- */
- private function determinePostBackMode()
- {
- $postData=$this->getRequest();
- if($postData->contains(self::FIELD_PAGESTATE) || $postData->contains(self::FIELD_POSTBACK_TARGET))
- $this->_postData=$postData;
- }
-
- /**
- * @return boolean whether the current page request is a postback
- */
- public function getIsPostBack()
- {
- return $this->_postData!==null;
- }
-
- /**
- * @return boolean whether this is a callback request
- */
- public function getIsCallback()
- {
- return $this->getIsPostBack() && $this->getRequest()->contains(self::FIELD_CALLBACK_TARGET);
- }
-
- /**
- * This method is invoked when control state is to be saved.
- * You can override this method to do last step state saving.
- * Parent implementation must be invoked.
- */
- public function saveState()
- {
- parent::saveState();
- $this->setViewState('ControlsRequiringPostBack',$this->_controlsRegisteredForPostData,array());
- }
-
- /**
- * This method is invoked right after the control has loaded its state.
- * You can override this method to initialize data from the control state.
- * Parent implementation must be invoked.
- */
- public function loadState()
- {
- parent::loadState();
- $this->_controlsRequiringPostData=$this->getViewState('ControlsRequiringPostBack',array());
- }
-
- /**
- * Loads page state from persistent storage.
- */
- protected function loadPageState()
- {
- Prado::trace("Loading state",'System.Web.UI.TPage');
- $state=$this->getStatePersister()->load();
- $this->loadStateRecursive($state,$this->getEnableViewState());
- }
-
- /**
- * Saves page state from persistent storage.
- */
- protected function savePageState()
- {
- Prado::trace("Saving state",'System.Web.UI.TPage');
- $state=&$this->saveStateRecursive($this->getEnableViewState());
- $this->getStatePersister()->save($state);
- }
-
- /**
- * @param string the field name
- * @return boolean whether the specified field is a system field in postback data
- */
- protected function isSystemPostField($field)
- {
- return isset(self::$_systemPostFields[$field]);
- }
-
- /**
- * Registers a control for loading post data in the next postback.
- * This method needs to be invoked if the control to load post data
- * may not have a post variable in some cases. For example, a checkbox,
- * if not checked, will not have a post value.
- * @param TControl control registered for loading post data
- */
- public function registerRequiresPostData($control)
- {
- $id=is_string($control)?$control:$control->getUniqueID();
- $this->_controlsRegisteredForPostData[$id]=true;
- $params=func_get_args();
- foreach($this->getCachingStack() as $item)
- $item->registerAction('Page','registerRequiresPostData',array($id));
- }
-
- /**
- * @return TControl the control responsible for the current postback event, null if nonexistent
- */
- public function getPostBackEventTarget()
- {
- if($this->_postBackEventTarget===null && $this->_postData!==null)
- {
- $eventTarget=$this->_postData->itemAt(self::FIELD_POSTBACK_TARGET);
- if(!empty($eventTarget))
- $this->_postBackEventTarget=$this->findControl($eventTarget);
- }
- return $this->_postBackEventTarget;
- }
-
- /**
- * Registers a control to raise postback event in the current request.
- * @param TControl control registered to raise postback event.
- */
- public function setPostBackEventTarget(TControl $control)
- {
- $this->_postBackEventTarget=$control;
- }
-
- /**
- * @return string postback event parameter
- */
- public function getPostBackEventParameter()
- {
- if($this->_postBackEventParameter===null && $this->_postData!==null)
- {
- if(($this->_postBackEventParameter=$this->_postData->itemAt(self::FIELD_POSTBACK_PARAMETER))===null)
- $this->_postBackEventParameter='';
- }
- return $this->_postBackEventParameter;
- }
-
- /**
- * @param string postback event parameter
- */
- public function setPostBackEventParameter($value)
- {
- $this->_postBackEventParameter=$value;
- }
-
- /**
- * Processes post data.
- * @param TMap post data to be processed
- * @param boolean whether this method is invoked before {@link onLoad OnLoad}.
- */
- protected function processPostData($postData,$beforeLoad)
- {
- $this->_isLoadingPostData=true;
- if($beforeLoad)
- $this->_restPostData=new TMap;
- foreach($postData as $key=>$value)
- {
- if($this->isSystemPostField($key))
- continue;
- else if($control=$this->findControl($key))
- {
- if($control instanceof IPostBackDataHandler)
- {
- if($control->loadPostData($key,$postData))
- $this->_controlsPostDataChanged[]=$control;
- }
- else if($control instanceof IPostBackEventHandler &&
- empty($this->_postData[self::FIELD_POSTBACK_TARGET]))
- {
- $this->_postData->add(self::FIELD_POSTBACK_TARGET,$key); // not calling setPostBackEventTarget() because the control may be removed later
- }
- unset($this->_controlsRequiringPostData[$key]);
- }
- else if($beforeLoad)
- $this->_restPostData->add($key,$value);
- }
-
- foreach($this->_controlsRequiringPostData as $key=>$value)
- {
- if($control=$this->findControl($key))
- {
- if($control instanceof IPostBackDataHandler)
- {
- if($control->loadPostData($key,$this->_postData))
- $this->_controlsPostDataChanged[]=$control;
- }
- else
- throw new TInvalidDataValueException('page_postbackcontrol_invalid',$key);
- unset($this->_controlsRequiringPostData[$key]);
- }
- }
- $this->_isLoadingPostData=false;
- }
-
- /**
- * @return boolean true if loading post data.
- */
- public function getIsLoadingPostData()
- {
- return $this->_isLoadingPostData;
- }
-
- /**
- * Raises OnPostDataChangedEvent for controls whose data have been changed due to the postback.
- */
- protected function raiseChangedEvents()
- {
- foreach($this->_controlsPostDataChanged as $control)
- $control->raisePostDataChangedEvent();
- }
-
- /**
- * Raises PostBack event.
- */
- protected function raisePostBackEvent()
- {
- if(($postBackHandler=$this->getPostBackEventTarget())===null)
- $this->validate();
- else if($postBackHandler instanceof IPostBackEventHandler)
- $postBackHandler->raisePostBackEvent($this->getPostBackEventParameter());
- }
-
- /**
- * @return boolean Whether form rendering is in progress
- */
- public function getInFormRender()
- {
- return $this->_inFormRender;
- }
-
- /**
- * Ensures the control is rendered within a form.
- * @param TControl the control to be rendered
- * @throws TConfigurationException if the control is outside of the form
- */
- public function ensureRenderInForm($control)
- {
- if(!$this->getIsCallback() && !$this->_inFormRender)
- throw new TConfigurationException('page_control_outofform',get_class($control), $control ? $control->getUniqueID() : null);
- }
-
- /**
- * @internal This method is invoked by TForm at the beginning of its rendering
- */
- public function beginFormRender($writer)
- {
- if($this->_formRendered)
- throw new TConfigurationException('page_form_duplicated');
- $this->_formRendered=true;
- $this->getClientScript()->registerHiddenField(self::FIELD_PAGESTATE,$this->getClientState());
- $this->_inFormRender=true;
- }
-
- /**
- * @internal This method is invoked by TForm at the end of its rendering
- */
- public function endFormRender($writer)
- {
- if($this->_focus)
- {
- if(($this->_focus instanceof TControl) && $this->_focus->getVisible(true))
- $focus=$this->_focus->getClientID();
- else
- $focus=$this->_focus;
- $this->getClientScript()->registerFocusControl($focus);
- }
- else if($this->_postData && ($lastFocus=$this->_postData->itemAt(self::FIELD_LASTFOCUS))!==null)
- $this->getClientScript()->registerFocusControl($lastFocus);
- $this->_inFormRender=false;
- }
-
- /**
- * Sets input focus on a control after the page is rendered to users.
- * @param TControl|string control to receive focus, or the ID of the element on the page to receive focus
- */
- public function setFocus($value)
- {
- $this->_focus=$value;
- }
-
- /**
- * @return boolean whether client supports javascript. Defaults to true.
- */
- public function getClientSupportsJavaScript()
- {
- return $this->_enableJavaScript;
- }
-
- /**
- * @param boolean whether client supports javascript. If false, javascript will not be generated for controls.
- */
- public function setClientSupportsJavaScript($value)
- {
- $this->_enableJavaScript=TPropertyValue::ensureBoolean($value);
- }
-
- /**
- * @return THead page head, null if not available
- */
- public function getHead()
- {
- return $this->_head;
- }
-
- /**
- * @param THead page head
- * @throws TInvalidOperationException if a head already exists
- */
- public function setHead(THead $value)
- {
- if($this->_head)
- throw new TInvalidOperationException('page_head_duplicated');
- $this->_head=$value;
- if($this->_title!==null)
- {
- $this->_head->setTitle($this->_title);
- $this->_title=null;
- }
- }
-
- /**
- * @return string page title.
- */
- public function getTitle()
- {
- if($this->_head)
- return $this->_head->getTitle();
- else
- return $this->_title===null ? '' : $this->_title;
- }
-
- /**
- * Sets the page title.
- * Note, a {@link THead} control needs to place on the page
- * in order that this title be rendered.
- * @param string page title. This will override the title set in {@link getHead Head}.
- */
- public function setTitle($value)
- {
- if($this->_head)
- $this->_head->setTitle($value);
- else
- $this->_title=$value;
- }
-
- /**
- * Returns the state to be stored on the client side.
- * This method should only be used by framework and control developers.
- * @return string the state to be stored on the client side
- */
- public function getClientState()
- {
- return $this->_clientState;
- }
-
- /**
- * Sets the state to be stored on the client side.
- * This method should only be used by framework and control developers.
- * @param string the state to be stored on the client side
- */
- public function setClientState($state)
- {
- $this->_clientState=$state;
- }
-
- /**
- * @return string the state postback from client side
- */
- public function getRequestClientState()
- {
- return $this->getRequest()->itemAt(self::FIELD_PAGESTATE);
- }
-
- /**
- * @return string class name of the page state persister. Defaults to TPageStatePersister.
- */
- public function getStatePersisterClass()
- {
- return $this->_statePersisterClass;
- }
-
- /**
- * @param string class name of the page state persister.
- */
- public function setStatePersisterClass($value)
- {
- $this->_statePersisterClass=$value;
- }
-
- /**
- * @return IPageStatePersister page state persister
- */
- public function getStatePersister()
- {
- if($this->_statePersister===null)
- {
- $this->_statePersister=Prado::createComponent($this->_statePersisterClass);
- if(!($this->_statePersister instanceof IPageStatePersister))
- throw new TInvalidDataTypeException('page_statepersister_invalid');
- $this->_statePersister->setPage($this);
- }
- return $this->_statePersister;
- }
-
- /**
- * @return boolean whether page state should be HMAC validated. Defaults to true.
- */
- public function getEnableStateValidation()
- {
- return $this->_enableStateValidation;
- }
-
- /**
- * @param boolean whether page state should be HMAC validated.
- */
- public function setEnableStateValidation($value)
- {
- $this->_enableStateValidation=TPropertyValue::ensureBoolean($value);
- }
-
- /**
- * @return boolean whether page state should be encrypted. Defaults to false.
- */
- public function getEnableStateEncryption()
- {
- return $this->_enableStateEncryption;
- }
-
- /**
- * @param boolean whether page state should be encrypted.
- */
- public function setEnableStateEncryption($value)
- {
- $this->_enableStateEncryption=TPropertyValue::ensureBoolean($value);
- }
-
- /**
- * @return boolean whether page state should be compressed. Defaults to true.
- * @since 3.1.6
- */
- public function getEnableStateCompression()
- {
- return $this->_enableStateCompression;
- }
-
- /**
- * @param boolean whether page state should be compressed.
- * @since 3.1.6
- */
- public function setEnableStateCompression($value)
- {
- $this->_enableStateCompression=TPropertyValue::ensureBoolean($value);
- }
-
- /**
- * @return string the requested page path for this page
- */
- public function getPagePath()
- {
- return $this->_pagePath;
- }
-
- /**
- * @param string the requested page path for this page
- */
- public function setPagePath($value)
- {
- $this->_pagePath=$value;
- }
-
- /**
- * Registers an action associated with the content being cached.
- * The registered action will be replayed if the content stored
- * in the cache is served to end-users.
- * @param string context of the action method. This is a property-path
- * referring to the context object (e.g. Page, Page.ClientScript).
- * @param string method name of the context object
- * @param array list of parameters to be passed to the action method
- */
- public function registerCachingAction($context,$funcName,$funcParams)
- {
- if($this->_cachingStack)
- {
- foreach($this->_cachingStack as $cache)
- $cache->registerAction($context,$funcName,$funcParams);
- }
- }
-
- /**
- * @return TStack stack of {@link TOutputCache} objects
- */
- public function getCachingStack()
- {
- if(!$this->_cachingStack)
- $this->_cachingStack=new TStack;
- return $this->_cachingStack;
- }
-
- /**
- * Flushes output
- */
- public function flushWriter()
- {
- if ($this->_writer)
- $this->Response->write($this->_writer->flush());
- }
-
- /**
- * Function to update view controls with data in a given AR object.
- * View controls and AR object need to have the same name in IDs and Attrs respectively.
- * @param TActiveRecord $arObj
- * @author Daniel Sampedro <darthdaniel85@gmail.com>
- */
- public function tryToUpdateView($arObj, $throwExceptions = false)
- {
- $objAttrs = get_class_vars(get_class($arObj));
- foreach (array_keys($objAttrs) as $key)
- {
- try
- {
- if ($key != "RELATIONS")
- {
- $control = $this->{$key};
- switch (get_class($control))
- {
- default:
- case "TTextBox":
- $control->Text = $arObj->{$key};
- break;
- case "TCheckBox":
- $control->Checked = (boolean) $arObj->{$key};
- break;
- case "TDatePicker":
- $control->Date = $arObj->{$key};
- break;
- }
- } else
- {
- foreach ($objAttrs["RELATIONS"] as $relKey => $relValues)
- {
- $relControl = $this->{$relKey};
- switch ($relValues[0])
- {
- case TActiveRecord::BELONGS_TO:
- case TActiveRecord::HAS_ONE:
- $relControl->Text = $arObj->{$relKey};
- break;
- case TActiveRecord::HAS_MANY:
- if($relControl instanceof TListControl){
- $relControl->DataSource = $arObj->{$relKey};
- $relControl->dataBind();
- }
- break;
- }
- }
- break;
- }
- } catch (Exception $ex)
- {
- if ($throwExceptions)
- {
- throw $ex;
- }
- }
- }
- }
-
- /**
- * Function to try to update an AR object with data in view controls.
- * @param TActiveRecord $arObj
- * @author Daniel Sampedro <darthdaniel85@gmail.com>
- */
- public function tryToUpdateAR($arObj, $throwExceptions = false)
- {
- $objAttrs = get_class_vars(get_class($arObj));
- foreach (array_keys($objAttrs) as $key)
- {
- try
- {
- if ($key == "RELATIONS")
- {
- break;
- }
- $control = $this->{$key};
- switch (get_class($control))
- {
- default:
- case "TTextBox":
- $arObj->{$key} = $control->Text;
- break;
- case "TCheckBox":
- $arObj->{$key} = $control->Checked;
- break;
- case "TDatePicker":
- $arObj->{$key} = $control->Date;
- break;
- }
- } catch (Exception $ex)
- {
- if ($throwExceptions)
- {
- throw $ex;
- }
- }
- }
- }
-}
-
-/**
- * IPageStatePersister interface.
- *
- * IPageStatePersister interface is required for all page state persister
- * classes.
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @package System.Web.UI
- * @since 3.1
- */
-interface IPageStatePersister
-{
- /**
- * @param TPage the page that this persister works for
- */
- public function getPage();
- /**
- * @param TPage the page that this persister works for
- */
- public function setPage(TPage $page);
- /**
- * Saves state to persistent storage.
- * @param mixed state to be stored
- */
- public function save($state);
- /**
- * Loads page state from persistent storage
- * @return mixed the restored state
- */
- public function load();
-}
-
-
-/**
- * TPageStateFormatter class.
- *
- * TPageStateFormatter is a utility class to transform the page state
- * into and from a string that can be properly saved in persistent storage.
- *
- * Depending on the {@link TPage::getEnableStateValidation() EnableStateValidation}
- * and {@link TPage::getEnableStateEncryption() EnableStateEncryption},
- * TPageStateFormatter may do HMAC validation and encryption to prevent
- * the state data from being tampered or viewed.
- * The private keys and hashing/encryption methods are determined by
- * {@link TApplication::getSecurityManager() SecurityManager}.
- *
- * @author Qiang Xue <qiang.xue@gmail.com>
- * @version $Revision: $ $Date: $
- * @package System.Web.UI
- * @since 3.1
- */
-class TPageStateFormatter
-{
- /**
- * @param TPage
- * @param mixed state data
- * @return string serialized data
- */
- public static function serialize($page,$data)
- {
- $sm=$page->getApplication()->getSecurityManager();
- if($page->getEnableStateValidation())
- $str=$sm->hashData(serialize($data));
- else
- $str=serialize($data);
- if($page->getEnableStateCompression() && extension_loaded('zlib'))
- $str=gzcompress($str);
- if($page->getEnableStateEncryption())
- $str=$sm->encrypt($str);
- return base64_encode($str);
- }
-
- /**
- * @param TPage
- * @param string serialized data
- * @return mixed unserialized state data, null if data is corrupted
- */
- public static function unserialize($page,$data)
- {
- $str=base64_decode($data);
- if($str==='')
- return null;
- if($str!==false)
- {
- $sm=$page->getApplication()->getSecurityManager();
- if($page->getEnableStateEncryption())
- $str=$sm->decrypt($str);
- if($page->getEnableStateCompression() && extension_loaded('zlib'))
- $str=@gzuncompress($str);
- if($page->getEnableStateValidation())
- {
- if(($str=$sm->validateData($str))!==false)
- return unserialize($str);
- }
- else
- return unserialize($str);
- }
- return null;
- }
-}
+<?php +/** + * TPage class file + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @link http://www.pradosoft.com/ + * @copyright Copyright © 2005-2014 PradoSoft + * @license http://www.pradosoft.com/license/ + * @package System.Web.UI + */ + +Prado::using('System.Web.UI.WebControls.*'); +Prado::using('System.Web.UI.TControl'); +Prado::using('System.Web.UI.WebControls.TWebControl'); +Prado::using('System.Web.UI.TCompositeControl'); +Prado::using('System.Web.UI.TTemplateControl'); +Prado::using('System.Web.UI.TForm'); +Prado::using('System.Web.UI.TClientScriptManager'); + +/** + * TPage class + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @package System.Web.UI + * @since 3.0 + */ +class TPage extends TTemplateControl +{ + /** + * system post fields + */ + const FIELD_POSTBACK_TARGET='PRADO_POSTBACK_TARGET'; + const FIELD_POSTBACK_PARAMETER='PRADO_POSTBACK_PARAMETER'; + const FIELD_LASTFOCUS='PRADO_LASTFOCUS'; + const FIELD_PAGESTATE='PRADO_PAGESTATE'; + const FIELD_CALLBACK_TARGET='PRADO_CALLBACK_TARGET'; + const FIELD_CALLBACK_PARAMETER='PRADO_CALLBACK_PARAMETER'; + + /** + * @var array system post fields + */ + private static $_systemPostFields=array( + 'PRADO_POSTBACK_TARGET'=>true, + 'PRADO_POSTBACK_PARAMETER'=>true, + 'PRADO_LASTFOCUS'=>true, + 'PRADO_PAGESTATE'=>true, + 'PRADO_CALLBACK_TARGET'=>true, + 'PRADO_CALLBACK_PARAMETER'=>true + ); + /** + * @var TForm form instance + */ + private $_form; + /** + * @var THead head instance + */ + private $_head; + /** + * @var array list of registered validators + */ + private $_validators=array(); + /** + * @var boolean if validation has been performed + */ + private $_validated=false; + /** + * @var TTheme page theme + */ + private $_theme; + /** + * @var string page title set when Head is not in page yet + */ + private $_title; + /** + * @var TTheme page stylesheet theme + */ + private $_styleSheet; + /** + * @var TClientScriptManager client script manager + */ + private $_clientScript; + /** + * @var TMap data post back by user + */ + protected $_postData; + /** + * @var TMap postback data that is not handled during first invocation of LoadPostData. + */ + protected $_restPostData; + /** + * @var array list of controls whose data have been changed due to the postback + */ + protected $_controlsPostDataChanged=array(); + /** + * @var array list of controls that need to load post data in the current request + */ + protected $_controlsRequiringPostData=array(); + /** + * @var array list of controls that need to load post data in the next postback + */ + protected $_controlsRegisteredForPostData=array(); + /** + * @var TControl control that needs to raise postback event + */ + private $_postBackEventTarget; + /** + * @var string postback event parameter + */ + private $_postBackEventParameter; + /** + * @var boolean whether the form has been rendered + */ + protected $_formRendered=false; + /** + * @var boolean whether the current rendering is within a form + */ + protected $_inFormRender=false; + /** + * @var TControl|string the control or the ID of the element on the page to be focused when the page is sent back to user + */ + private $_focus; + /** + * @var string page path to this page + */ + private $_pagePath=''; + /** + * @var boolean whether page state should be HMAC validated + */ + private $_enableStateValidation=true; + /** + * @var boolean whether page state should be encrypted + */ + private $_enableStateEncryption=false; + /** + * @var boolean whether page state should be compressed + * @since 3.1.6 + */ + private $_enableStateCompression=true; + /** + * @var string page state persister class name + */ + private $_statePersisterClass='System.Web.UI.TPageStatePersister'; + /** + * @var mixed page state persister + */ + private $_statePersister; + /** + * @var TStack stack used to store currently active caching controls + */ + private $_cachingStack; + /** + * @var string state string to be stored on the client side + */ + private $_clientState=''; + /** + * @var boolean true if loading post data. + */ + protected $_isLoadingPostData=false; + /** + * @var boolean whether client supports javascript + */ + private $_enableJavaScript=true; + /** + * @var THtmlWriter current html render writer + */ + private $_writer; + + /** + * Constructor. + * Sets the page object to itself. + * Derived classes must call parent implementation. + */ + public function __construct() + { + $this->setPage($this); + } + + /** + * Runs through the page lifecycles. + * @param THtmlTextWriter the HTML writer + */ + public function run($writer) + { + Prado::trace("Running page life cycles",'System.Web.UI.TPage'); + $this->_writer = $writer; + + $this->determinePostBackMode(); + + if($this->getIsPostBack()) + { + if($this->getIsCallback()) + $this->processCallbackRequest($writer); + else + $this->processPostBackRequest($writer); + } + else + $this->processNormalRequest($writer); + + $this->_writer = null; + } + + protected function processNormalRequest($writer) + { + Prado::trace("Page onPreInit()",'System.Web.UI.TPage'); + $this->onPreInit(null); + + Prado::trace("Page initRecursive()",'System.Web.UI.TPage'); + $this->initRecursive(); + + Prado::trace("Page onInitComplete()",'System.Web.UI.TPage'); + $this->onInitComplete(null); + + Prado::trace("Page onPreLoad()",'System.Web.UI.TPage'); + $this->onPreLoad(null); + Prado::trace("Page loadRecursive()",'System.Web.UI.TPage'); + $this->loadRecursive(); + Prado::trace("Page onLoadComplete()",'System.Web.UI.TPage'); + $this->onLoadComplete(null); + + Prado::trace("Page preRenderRecursive()",'System.Web.UI.TPage'); + $this->preRenderRecursive(); + Prado::trace("Page onPreRenderComplete()",'System.Web.UI.TPage'); + $this->onPreRenderComplete(null); + + Prado::trace("Page savePageState()",'System.Web.UI.TPage'); + $this->savePageState(); + Prado::trace("Page onSaveStateComplete()",'System.Web.UI.TPage'); + $this->onSaveStateComplete(null); + + Prado::trace("Page renderControl()",'System.Web.UI.TPage'); + $this->renderControl($writer); + Prado::trace("Page unloadRecursive()",'System.Web.UI.TPage'); + $this->unloadRecursive(); + } + + protected function processPostBackRequest($writer) + { + Prado::trace("Page onPreInit()",'System.Web.UI.TPage'); + $this->onPreInit(null); + + Prado::trace("Page initRecursive()",'System.Web.UI.TPage'); + $this->initRecursive(); + + Prado::trace("Page onInitComplete()",'System.Web.UI.TPage'); + $this->onInitComplete(null); + + $this->_restPostData=new TMap; + Prado::trace("Page loadPageState()",'System.Web.UI.TPage'); + $this->loadPageState(); + Prado::trace("Page processPostData()",'System.Web.UI.TPage'); + $this->processPostData($this->_postData,true); + Prado::trace("Page onPreLoad()",'System.Web.UI.TPage'); + $this->onPreLoad(null); + Prado::trace("Page loadRecursive()",'System.Web.UI.TPage'); + $this->loadRecursive(); + Prado::trace("Page processPostData()",'System.Web.UI.TPage'); + $this->processPostData($this->_restPostData,false); + Prado::trace("Page raiseChangedEvents()",'System.Web.UI.TPage'); + $this->raiseChangedEvents(); + Prado::trace("Page raisePostBackEvent()",'System.Web.UI.TPage'); + $this->raisePostBackEvent(); + Prado::trace("Page onLoadComplete()",'System.Web.UI.TPage'); + $this->onLoadComplete(null); + + Prado::trace("Page preRenderRecursive()",'System.Web.UI.TPage'); + $this->preRenderRecursive(); + Prado::trace("Page onPreRenderComplete()",'System.Web.UI.TPage'); + $this->onPreRenderComplete(null); + + Prado::trace("Page savePageState()",'System.Web.UI.TPage'); + $this->savePageState(); + Prado::trace("Page onSaveStateComplete()",'System.Web.UI.TPage'); + $this->onSaveStateComplete(null); + + Prado::trace("Page renderControl()",'System.Web.UI.TPage'); + $this->renderControl($writer); + Prado::trace("Page unloadRecursive()",'System.Web.UI.TPage'); + $this->unloadRecursive(); + } + + protected static function decodeUTF8($data, $enc) + { + if(is_array($data)) + { + foreach($data as $k=>$v) + $data[$k]=self::decodeUTF8($v, $enc); + return $data; + } elseif(is_string($data)) { + return iconv('UTF-8',$enc.'//IGNORE',$data); + } else { + return $data; + } + } + + /** + * Sets Adapter to TActivePageAdapter and calls apter to process the + * callback request. + */ + protected function processCallbackRequest($writer) + { + Prado::using('System.Web.UI.ActiveControls.TActivePageAdapter'); + + $this->setAdapter(new TActivePageAdapter($this)); + + $callbackEventParameter = $this->getRequest()->itemAt(TPage::FIELD_CALLBACK_PARAMETER); + if(strlen($callbackEventParameter) > 0) + $this->_postData[TPage::FIELD_CALLBACK_PARAMETER]=TJavaScript::jsonDecode((string)$callbackEventParameter); + + // Decode Callback postData from UTF-8 to current Charset + if (($g=$this->getApplication()->getGlobalization(false))!==null && + strtoupper($enc=$g->getCharset())!='UTF-8') + foreach ($this->_postData as $k=>$v) + $this->_postData[$k]=self::decodeUTF8($v, $enc); + + Prado::trace("Page onPreInit()",'System.Web.UI.TPage'); + $this->onPreInit(null); + + Prado::trace("Page initRecursive()",'System.Web.UI.TPage'); + $this->initRecursive(); + + Prado::trace("Page onInitComplete()",'System.Web.UI.TPage'); + $this->onInitComplete(null); + + $this->_restPostData=new TMap; + Prado::trace("Page loadPageState()",'System.Web.UI.TPage'); + $this->loadPageState(); + Prado::trace("Page processPostData()",'System.Web.UI.TPage'); + $this->processPostData($this->_postData,true); + Prado::trace("Page onPreLoad()",'System.Web.UI.TPage'); + $this->onPreLoad(null); + Prado::trace("Page loadRecursive()",'System.Web.UI.TPage'); + $this->loadRecursive(); + + Prado::trace("Page processPostData()",'System.Web.UI.TPage'); + $this->processPostData($this->_restPostData,false); + + Prado::trace("Page raiseChangedEvents()",'System.Web.UI.TPage'); + $this->raiseChangedEvents(); + + + $this->getAdapter()->processCallbackEvent($writer); + +/* + Prado::trace("Page raisePostBackEvent()",'System.Web.UI.TPage'); + $this->raisePostBackEvent(); +*/ + Prado::trace("Page onLoadComplete()",'System.Web.UI.TPage'); + $this->onLoadComplete(null); + + Prado::trace("Page preRenderRecursive()",'System.Web.UI.TPage'); + $this->preRenderRecursive(); + Prado::trace("Page onPreRenderComplete()",'System.Web.UI.TPage'); + $this->onPreRenderComplete(null); + + Prado::trace("Page savePageState()",'System.Web.UI.TPage'); + $this->savePageState(); + Prado::trace("Page onSaveStateComplete()",'System.Web.UI.TPage'); + $this->onSaveStateComplete(null); + +/* + Prado::trace("Page renderControl()",'System.Web.UI.TPage'); + $this->renderControl($writer); +*/ + $this->getAdapter()->renderCallbackResponse($writer); + + Prado::trace("Page unloadRecursive()",'System.Web.UI.TPage'); + $this->unloadRecursive(); + } + + /** + * Gets the callback client script handler that allows javascript functions + * to be executed during the callback response. + * @return TCallbackClientScript interface to client-side javascript code. + */ + public function getCallbackClient() + { + if($this->getAdapter() !== null) + return $this->getAdapter()->getCallbackClientHandler(); + else + return new TCallbackClientScript(); + } + + /** + * Set a new callback client handler. + * @param TCallbackClientScript new callback client script handler. + */ + public function setCallbackClient($client) + { + $this->getAdapter()->setCallbackClientHandler($client); + } + + /** + * @return TControl the control responsible for the current callback event, + * null if nonexistent + */ + public function getCallbackEventTarget() + { + return $this->getAdapter()->getCallbackEventTarget(); + } + + /** + * Registers a control to raise callback event in the current request. + * @param TControl control registered to raise callback event. + */ + public function setCallbackEventTarget(TControl $control) + { + $this->getAdapter()->setCallbackEventTarget($control); + } + + /** + * Callback parameter is decoded assuming JSON encoding. + * @return string callback event parameter + */ + public function getCallbackEventParameter() + { + return $this->getAdapter()->getCallbackEventParameter(); + } + + /** + * @param mixed callback event parameter + */ + public function setCallbackEventParameter($value) + { + $this->getAdapter()->setCallbackEventParameter($value); + } + + /** + * @return TForm the form on the page + */ + public function getForm() + { + return $this->_form; + } + + /** + * Registers a TForm instance to the page. + * Note, a page can contain at most one TForm instance. + * @param TForm the form on the page + * @throws TInvalidOperationException if this method is invoked twice or more. + */ + public function setForm(TForm $form) + { + if($this->_form===null) + $this->_form=$form; + else + throw new TInvalidOperationException('page_form_duplicated'); + } + + /** + * Returns a list of registered validators. + * If validation group is specified, only the validators in that group will be returned. + * @param string validation group + * @return TList registered validators in the requested group. If the group is null, all validators will be returned. + */ + public function getValidators($validationGroup=null) + { + if(!$this->_validators) + $this->_validators=new TList; + if(empty($validationGroup) === true) + return $this->_validators; + else + { + $list=new TList; + foreach($this->_validators as $validator) + if($validator->getValidationGroup()===$validationGroup) + $list->add($validator); + return $list; + } + } + + /** + * Performs input validation. + * This method will invoke the registered validators to perform the actual validation. + * If validation group is specified, only the validators in that group will be invoked. + * @param string validation group. If null, all validators will perform validation. + */ + public function validate($validationGroup=null) + { + Prado::trace("Page validate()",'System.Web.UI.TPage'); + $this->_validated=true; + if($this->_validators && $this->_validators->getCount()) + { + if($validationGroup===null) + { + foreach($this->_validators as $validator) + $validator->validate(); + } + else + { + foreach($this->_validators as $validator) + { + if($validator->getValidationGroup()===$validationGroup) + $validator->validate(); + } + } + } + } + + /** + * Returns whether user input is valid or not. + * This method must be invoked after {@link validate} is called. + * @return boolean whether the user input is valid or not. + * @throws TInvalidOperationException if {@link validate} is not invoked yet. + */ + public function getIsValid() + { + if($this->_validated) + { + if($this->_validators && $this->_validators->getCount()) + { + foreach($this->_validators as $validator) + if(!$validator->getIsValid()) + return false; + } + return true; + } + else + throw new TInvalidOperationException('page_isvalid_unknown'); + } + + /** + * @return TTheme the theme used for the page. Defaults to null. + */ + public function getTheme() + { + if(is_string($this->_theme)) + $this->_theme=$this->getService()->getThemeManager()->getTheme($this->_theme); + return $this->_theme; + } + + /** + * Sets the theme to be used for the page. + * @param string|TTheme the theme name or the theme object to be used for the page. + */ + public function setTheme($value) + { + $this->_theme=empty($value)?null:$value; + } + + + /** + * @return TTheme the stylesheet theme used for the page. Defaults to null. + */ + public function getStyleSheetTheme() + { + if(is_string($this->_styleSheet)) + $this->_styleSheet=$this->getService()->getThemeManager()->getTheme($this->_styleSheet); + return $this->_styleSheet; + } + + /** + * Sets the stylesheet theme to be used for the page. + * @param string|TTheme the stylesheet theme name or the stylesheet theme object to be used for the page. + */ + public function setStyleSheetTheme($value) + { + $this->_styleSheet=empty($value)?null:$value; + } + + /** + * Applies a skin in the current theme to a control. + * This method should only be used by framework developers. + * @param TControl a control to be applied skin with + */ + public function applyControlSkin($control) + { + if(($theme=$this->getTheme())!==null) + $theme->applySkin($control); + } + + /** + * Applies a stylesheet skin in the current theme to a control. + * This method should only be used by framework developers. + * @param TControl a control to be applied stylesheet skin with + */ + public function applyControlStyleSheet($control) + { + if(($theme=$this->getStyleSheetTheme())!==null) + $theme->applySkin($control); + } + + /** + * @return TClientScriptManager client script manager + */ + public function getClientScript() + { + if(!$this->_clientScript) { + $className = $classPath = $this->getService()->getClientScriptManagerClass(); + Prado::using($className); + if(($pos=strrpos($className,'.'))!==false) + $className=substr($className,$pos+1); + + if(!class_exists($className,false) || ($className!=='TClientScriptManager' && !is_subclass_of($className,'TClientScriptManager'))) + throw new THttpException(404,'page_csmanagerclass_invalid',$classPath); + + $this->_clientScript=new $className($this); + } + return $this->_clientScript; + } + + /** + * Raises OnPreInit event. + * This method is invoked right before {@link onInit OnInit} stage. + * You may override this method to provide additional initialization that + * should be done before {@link onInit OnInit} (e.g. setting {@link setTheme Theme} or + * {@link setStyleSheetTheme StyleSheetTheme}). + * Remember to call the parent implementation to ensure OnPreInit event is raised. + * @param mixed event parameter + */ + public function onPreInit($param) + { + $this->raiseEvent('OnPreInit',$this,$param); + } + + /** + * Raises OnInitComplete event. + * This method is invoked right after {@link onInit OnInit} stage and before {@link onLoad OnLoad} stage. + * You may override this method to provide additional initialization that + * should be done after {@link onInit OnInit}. + * Remember to call the parent implementation to ensure OnInitComplete event is raised. + * @param mixed event parameter + */ + public function onInitComplete($param) + { + $this->raiseEvent('OnInitComplete',$this,$param); + } + + /** + * Raises OnPreLoad event. + * This method is invoked right before {@link onLoad OnLoad} stage. + * You may override this method to provide additional page loading logic that + * should be done before {@link onLoad OnLoad}. + * Remember to call the parent implementation to ensure OnPreLoad event is raised. + * @param mixed event parameter + */ + public function onPreLoad($param) + { + $this->raiseEvent('OnPreLoad',$this,$param); + } + + /** + * Raises OnLoadComplete event. + * This method is invoked right after {@link onLoad OnLoad} stage. + * You may override this method to provide additional page loading logic that + * should be done after {@link onLoad OnLoad}. + * Remember to call the parent implementation to ensure OnLoadComplete event is raised. + * @param mixed event parameter + */ + public function onLoadComplete($param) + { + $this->raiseEvent('OnLoadComplete',$this,$param); + } + + /** + * Raises OnPreRenderComplete event. + * This method is invoked right after {@link onPreRender OnPreRender} stage. + * You may override this method to provide additional preparation for page rendering + * that should be done after {@link onPreRender OnPreRender}. + * Remember to call the parent implementation to ensure OnPreRenderComplete event is raised. + * @param mixed event parameter + */ + public function onPreRenderComplete($param) + { + $this->raiseEvent('OnPreRenderComplete',$this,$param); + $cs=$this->getClientScript(); + $theme=$this->getTheme(); + if($theme instanceof ITheme) + { + foreach($theme->getStyleSheetFiles() as $url) + $cs->registerStyleSheetFile($url,$url,$this->getCssMediaType($url)); + foreach($theme->getJavaScriptFiles() as $url) + $cs->registerHeadScriptFile($url,$url); + } + $styleSheet=$this->getStyleSheetTheme(); + if($styleSheet instanceof ITheme) + { + foreach($styleSheet->getStyleSheetFiles() as $url) + $cs->registerStyleSheetFile($url,$url,$this->getCssMediaType($url)); + foreach($styleSheet->getJavaScriptFiles() as $url) + $cs->registerHeadScriptFile($url,$url); + } + + if($cs->getRequiresHead() && $this->getHead()===null) + throw new TConfigurationException('page_head_required'); + } + + /** + * Determines the media type of the CSS file. + * The media type is determined according to the following file name pattern: + * xxx.media-type.extension + * For example, 'mystyle.print.css' means its media type is 'print'. + * @param string CSS URL + * @return string media type of the CSS file + */ + private function getCssMediaType($url) + { + $segs=explode('.',basename($url)); + if(isset($segs[2])) + return $segs[count($segs)-2]; + else + return ''; + } + + /** + * Raises OnSaveStateComplete event. + * This method is invoked right after {@link onSaveState OnSaveState} stage. + * You may override this method to provide additional logic after page state is saved. + * Remember to call the parent implementation to ensure OnSaveStateComplete event is raised. + * @param mixed event parameter + */ + public function onSaveStateComplete($param) + { + $this->raiseEvent('OnSaveStateComplete',$this,$param); + } + + /** + * Determines whether the current page request is a postback. + * Call {@link getIsPostBack} to get the result. + */ + private function determinePostBackMode() + { + $postData=$this->getRequest(); + if($postData->contains(self::FIELD_PAGESTATE) || $postData->contains(self::FIELD_POSTBACK_TARGET)) + $this->_postData=$postData; + } + + /** + * @return boolean whether the current page request is a postback + */ + public function getIsPostBack() + { + return $this->_postData!==null; + } + + /** + * @return boolean whether this is a callback request + */ + public function getIsCallback() + { + return $this->getIsPostBack() && $this->getRequest()->contains(self::FIELD_CALLBACK_TARGET); + } + + /** + * This method is invoked when control state is to be saved. + * You can override this method to do last step state saving. + * Parent implementation must be invoked. + */ + public function saveState() + { + parent::saveState(); + $this->setViewState('ControlsRequiringPostBack',$this->_controlsRegisteredForPostData,array()); + } + + /** + * This method is invoked right after the control has loaded its state. + * You can override this method to initialize data from the control state. + * Parent implementation must be invoked. + */ + public function loadState() + { + parent::loadState(); + $this->_controlsRequiringPostData=$this->getViewState('ControlsRequiringPostBack',array()); + } + + /** + * Loads page state from persistent storage. + */ + protected function loadPageState() + { + Prado::trace("Loading state",'System.Web.UI.TPage'); + $state=$this->getStatePersister()->load(); + $this->loadStateRecursive($state,$this->getEnableViewState()); + } + + /** + * Saves page state from persistent storage. + */ + protected function savePageState() + { + Prado::trace("Saving state",'System.Web.UI.TPage'); + $state=&$this->saveStateRecursive($this->getEnableViewState()); + $this->getStatePersister()->save($state); + } + + /** + * @param string the field name + * @return boolean whether the specified field is a system field in postback data + */ + protected function isSystemPostField($field) + { + return isset(self::$_systemPostFields[$field]); + } + + /** + * Registers a control for loading post data in the next postback. + * This method needs to be invoked if the control to load post data + * may not have a post variable in some cases. For example, a checkbox, + * if not checked, will not have a post value. + * @param TControl control registered for loading post data + */ + public function registerRequiresPostData($control) + { + $id=is_string($control)?$control:$control->getUniqueID(); + $this->_controlsRegisteredForPostData[$id]=true; + $params=func_get_args(); + foreach($this->getCachingStack() as $item) + $item->registerAction('Page','registerRequiresPostData',array($id)); + } + + /** + * @return TControl the control responsible for the current postback event, null if nonexistent + */ + public function getPostBackEventTarget() + { + if($this->_postBackEventTarget===null && $this->_postData!==null) + { + $eventTarget=$this->_postData->itemAt(self::FIELD_POSTBACK_TARGET); + if(!empty($eventTarget)) + $this->_postBackEventTarget=$this->findControl($eventTarget); + } + return $this->_postBackEventTarget; + } + + /** + * Registers a control to raise postback event in the current request. + * @param TControl control registered to raise postback event. + */ + public function setPostBackEventTarget(TControl $control) + { + $this->_postBackEventTarget=$control; + } + + /** + * @return string postback event parameter + */ + public function getPostBackEventParameter() + { + if($this->_postBackEventParameter===null && $this->_postData!==null) + { + if(($this->_postBackEventParameter=$this->_postData->itemAt(self::FIELD_POSTBACK_PARAMETER))===null) + $this->_postBackEventParameter=''; + } + return $this->_postBackEventParameter; + } + + /** + * @param string postback event parameter + */ + public function setPostBackEventParameter($value) + { + $this->_postBackEventParameter=$value; + } + + /** + * Processes post data. + * @param TMap post data to be processed + * @param boolean whether this method is invoked before {@link onLoad OnLoad}. + */ + protected function processPostData($postData,$beforeLoad) + { + $this->_isLoadingPostData=true; + if($beforeLoad) + $this->_restPostData=new TMap; + foreach($postData as $key=>$value) + { + if($this->isSystemPostField($key)) + continue; + else if($control=$this->findControl($key)) + { + if($control instanceof IPostBackDataHandler) + { + if($control->loadPostData($key,$postData)) + $this->_controlsPostDataChanged[]=$control; + } + else if($control instanceof IPostBackEventHandler && + empty($this->_postData[self::FIELD_POSTBACK_TARGET])) + { + $this->_postData->add(self::FIELD_POSTBACK_TARGET,$key); // not calling setPostBackEventTarget() because the control may be removed later + } + unset($this->_controlsRequiringPostData[$key]); + } + else if($beforeLoad) + $this->_restPostData->add($key,$value); + } + + foreach($this->_controlsRequiringPostData as $key=>$value) + { + if($control=$this->findControl($key)) + { + if($control instanceof IPostBackDataHandler) + { + if($control->loadPostData($key,$this->_postData)) + $this->_controlsPostDataChanged[]=$control; + } + else + throw new TInvalidDataValueException('page_postbackcontrol_invalid',$key); + unset($this->_controlsRequiringPostData[$key]); + } + } + $this->_isLoadingPostData=false; + } + + /** + * @return boolean true if loading post data. + */ + public function getIsLoadingPostData() + { + return $this->_isLoadingPostData; + } + + /** + * Raises OnPostDataChangedEvent for controls whose data have been changed due to the postback. + */ + protected function raiseChangedEvents() + { + foreach($this->_controlsPostDataChanged as $control) + $control->raisePostDataChangedEvent(); + } + + /** + * Raises PostBack event. + */ + protected function raisePostBackEvent() + { + if(($postBackHandler=$this->getPostBackEventTarget())===null) + $this->validate(); + else if($postBackHandler instanceof IPostBackEventHandler) + $postBackHandler->raisePostBackEvent($this->getPostBackEventParameter()); + } + + /** + * @return boolean Whether form rendering is in progress + */ + public function getInFormRender() + { + return $this->_inFormRender; + } + + /** + * Ensures the control is rendered within a form. + * @param TControl the control to be rendered + * @throws TConfigurationException if the control is outside of the form + */ + public function ensureRenderInForm($control) + { + if(!$this->getIsCallback() && !$this->_inFormRender) + throw new TConfigurationException('page_control_outofform',get_class($control), $control ? $control->getUniqueID() : null); + } + + /** + * @internal This method is invoked by TForm at the beginning of its rendering + */ + public function beginFormRender($writer) + { + if($this->_formRendered) + throw new TConfigurationException('page_form_duplicated'); + $this->_formRendered=true; + $this->getClientScript()->registerHiddenField(self::FIELD_PAGESTATE,$this->getClientState()); + $this->_inFormRender=true; + } + + /** + * @internal This method is invoked by TForm at the end of its rendering + */ + public function endFormRender($writer) + { + if($this->_focus) + { + if(($this->_focus instanceof TControl) && $this->_focus->getVisible(true)) + $focus=$this->_focus->getClientID(); + else + $focus=$this->_focus; + $this->getClientScript()->registerFocusControl($focus); + } + else if($this->_postData && ($lastFocus=$this->_postData->itemAt(self::FIELD_LASTFOCUS))!==null) + $this->getClientScript()->registerFocusControl($lastFocus); + $this->_inFormRender=false; + } + + /** + * Sets input focus on a control after the page is rendered to users. + * @param TControl|string control to receive focus, or the ID of the element on the page to receive focus + */ + public function setFocus($value) + { + $this->_focus=$value; + } + + /** + * @return boolean whether client supports javascript. Defaults to true. + */ + public function getClientSupportsJavaScript() + { + return $this->_enableJavaScript; + } + + /** + * @param boolean whether client supports javascript. If false, javascript will not be generated for controls. + */ + public function setClientSupportsJavaScript($value) + { + $this->_enableJavaScript=TPropertyValue::ensureBoolean($value); + } + + /** + * @return THead page head, null if not available + */ + public function getHead() + { + return $this->_head; + } + + /** + * @param THead page head + * @throws TInvalidOperationException if a head already exists + */ + public function setHead(THead $value) + { + if($this->_head) + throw new TInvalidOperationException('page_head_duplicated'); + $this->_head=$value; + if($this->_title!==null) + { + $this->_head->setTitle($this->_title); + $this->_title=null; + } + } + + /** + * @return string page title. + */ + public function getTitle() + { + if($this->_head) + return $this->_head->getTitle(); + else + return $this->_title===null ? '' : $this->_title; + } + + /** + * Sets the page title. + * Note, a {@link THead} control needs to place on the page + * in order that this title be rendered. + * @param string page title. This will override the title set in {@link getHead Head}. + */ + public function setTitle($value) + { + if($this->_head) + $this->_head->setTitle($value); + else + $this->_title=$value; + } + + /** + * Returns the state to be stored on the client side. + * This method should only be used by framework and control developers. + * @return string the state to be stored on the client side + */ + public function getClientState() + { + return $this->_clientState; + } + + /** + * Sets the state to be stored on the client side. + * This method should only be used by framework and control developers. + * @param string the state to be stored on the client side + */ + public function setClientState($state) + { + $this->_clientState=$state; + } + + /** + * @return string the state postback from client side + */ + public function getRequestClientState() + { + return $this->getRequest()->itemAt(self::FIELD_PAGESTATE); + } + + /** + * @return string class name of the page state persister. Defaults to TPageStatePersister. + */ + public function getStatePersisterClass() + { + return $this->_statePersisterClass; + } + + /** + * @param string class name of the page state persister. + */ + public function setStatePersisterClass($value) + { + $this->_statePersisterClass=$value; + } + + /** + * @return IPageStatePersister page state persister + */ + public function getStatePersister() + { + if($this->_statePersister===null) + { + $this->_statePersister=Prado::createComponent($this->_statePersisterClass); + if(!($this->_statePersister instanceof IPageStatePersister)) + throw new TInvalidDataTypeException('page_statepersister_invalid'); + $this->_statePersister->setPage($this); + } + return $this->_statePersister; + } + + /** + * @return boolean whether page state should be HMAC validated. Defaults to true. + */ + public function getEnableStateValidation() + { + return $this->_enableStateValidation; + } + + /** + * @param boolean whether page state should be HMAC validated. + */ + public function setEnableStateValidation($value) + { + $this->_enableStateValidation=TPropertyValue::ensureBoolean($value); + } + + /** + * @return boolean whether page state should be encrypted. Defaults to false. + */ + public function getEnableStateEncryption() + { + return $this->_enableStateEncryption; + } + + /** + * @param boolean whether page state should be encrypted. + */ + public function setEnableStateEncryption($value) + { + $this->_enableStateEncryption=TPropertyValue::ensureBoolean($value); + } + + /** + * @return boolean whether page state should be compressed. Defaults to true. + * @since 3.1.6 + */ + public function getEnableStateCompression() + { + return $this->_enableStateCompression; + } + + /** + * @param boolean whether page state should be compressed. + * @since 3.1.6 + */ + public function setEnableStateCompression($value) + { + $this->_enableStateCompression=TPropertyValue::ensureBoolean($value); + } + + /** + * @return string the requested page path for this page + */ + public function getPagePath() + { + return $this->_pagePath; + } + + /** + * @param string the requested page path for this page + */ + public function setPagePath($value) + { + $this->_pagePath=$value; + } + + /** + * Registers an action associated with the content being cached. + * The registered action will be replayed if the content stored + * in the cache is served to end-users. + * @param string context of the action method. This is a property-path + * referring to the context object (e.g. Page, Page.ClientScript). + * @param string method name of the context object + * @param array list of parameters to be passed to the action method + */ + public function registerCachingAction($context,$funcName,$funcParams) + { + if($this->_cachingStack) + { + foreach($this->_cachingStack as $cache) + $cache->registerAction($context,$funcName,$funcParams); + } + } + + /** + * @return TStack stack of {@link TOutputCache} objects + */ + public function getCachingStack() + { + if(!$this->_cachingStack) + $this->_cachingStack=new TStack; + return $this->_cachingStack; + } + + /** + * Flushes output + */ + public function flushWriter() + { + if ($this->_writer) + $this->Response->write($this->_writer->flush()); + } + + /** + * Function to update view controls with data in a given AR object. + * View controls and AR object need to have the same name in IDs and Attrs respectively. + * @param TActiveRecord $arObj + * @author Daniel Sampedro <darthdaniel85@gmail.com> + */ + public function tryToUpdateView($arObj, $throwExceptions = false) + { + $objAttrs = get_class_vars(get_class($arObj)); + foreach (array_keys($objAttrs) as $key) + { + try + { + if ($key != "RELATIONS") + { + $control = $this->{$key}; + switch (get_class($control)) + { + default: + case "TTextBox": + $control->Text = $arObj->{$key}; + break; + case "TCheckBox": + $control->Checked = (boolean) $arObj->{$key}; + break; + case "TDatePicker": + $control->Date = $arObj->{$key}; + break; + } + } else + { + foreach ($objAttrs["RELATIONS"] as $relKey => $relValues) + { + $relControl = $this->{$relKey}; + switch ($relValues[0]) + { + case TActiveRecord::BELONGS_TO: + case TActiveRecord::HAS_ONE: + $relControl->Text = $arObj->{$relKey}; + break; + case TActiveRecord::HAS_MANY: + if($relControl instanceof TListControl){ + $relControl->DataSource = $arObj->{$relKey}; + $relControl->dataBind(); + } + break; + } + } + break; + } + } catch (Exception $ex) + { + if ($throwExceptions) + { + throw $ex; + } + } + } + } + + /** + * Function to try to update an AR object with data in view controls. + * @param TActiveRecord $arObj + * @author Daniel Sampedro <darthdaniel85@gmail.com> + */ + public function tryToUpdateAR($arObj, $throwExceptions = false) + { + $objAttrs = get_class_vars(get_class($arObj)); + foreach (array_keys($objAttrs) as $key) + { + try + { + if ($key == "RELATIONS") + { + break; + } + $control = $this->{$key}; + switch (get_class($control)) + { + default: + case "TTextBox": + $arObj->{$key} = $control->Text; + break; + case "TCheckBox": + $arObj->{$key} = $control->Checked; + break; + case "TDatePicker": + $arObj->{$key} = $control->Date; + break; + } + } catch (Exception $ex) + { + if ($throwExceptions) + { + throw $ex; + } + } + } + } +} + +/** + * IPageStatePersister interface. + * + * IPageStatePersister interface is required for all page state persister + * classes. + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @package System.Web.UI + * @since 3.1 + */ +interface IPageStatePersister +{ + /** + * @param TPage the page that this persister works for + */ + public function getPage(); + /** + * @param TPage the page that this persister works for + */ + public function setPage(TPage $page); + /** + * Saves state to persistent storage. + * @param mixed state to be stored + */ + public function save($state); + /** + * Loads page state from persistent storage + * @return mixed the restored state + */ + public function load(); +} + + +/** + * TPageStateFormatter class. + * + * TPageStateFormatter is a utility class to transform the page state + * into and from a string that can be properly saved in persistent storage. + * + * Depending on the {@link TPage::getEnableStateValidation() EnableStateValidation} + * and {@link TPage::getEnableStateEncryption() EnableStateEncryption}, + * TPageStateFormatter may do HMAC validation and encryption to prevent + * the state data from being tampered or viewed. + * The private keys and hashing/encryption methods are determined by + * {@link TApplication::getSecurityManager() SecurityManager}. + * + * @author Qiang Xue <qiang.xue@gmail.com> + * @version $Revision: $ $Date: $ + * @package System.Web.UI + * @since 3.1 + */ +class TPageStateFormatter +{ + /** + * @param TPage + * @param mixed state data + * @return string serialized data + */ + public static function serialize($page,$data) + { + $sm=$page->getApplication()->getSecurityManager(); + if($page->getEnableStateValidation()) + $str=$sm->hashData(serialize($data)); + else + $str=serialize($data); + if($page->getEnableStateCompression() && extension_loaded('zlib')) + $str=gzcompress($str); + if($page->getEnableStateEncryption()) + $str=$sm->encrypt($str); + return base64_encode($str); + } + + /** + * @param TPage + * @param string serialized data + * @return mixed unserialized state data, null if data is corrupted + */ + public static function unserialize($page,$data) + { + $str=base64_decode($data); + if($str==='') + return null; + if($str!==false) + { + $sm=$page->getApplication()->getSecurityManager(); + if($page->getEnableStateEncryption()) + $str=$sm->decrypt($str); + if($page->getEnableStateCompression() && extension_loaded('zlib')) + $str=@gzuncompress($str); + if($page->getEnableStateValidation()) + { + if(($str=$sm->validateData($str))!==false) + return unserialize($str); + } + else + return unserialize($str); + } + return null; + } +} |