<?php

//Yii::createWebApplication( $config )->run(); yii extends yiibase  index.php; yii.php -> yiibase.php;

// yiibase::createWebApplication; CWebApplication extends CApplication extends CModule extends CComponent

//      f/web/CWebApplication.php f/base/CApplication.php f/base/CModule.php f/base/CComponent.php

//

//     CApplication->_construct()  ..> CWebApplication   

//          YiiBase::setApplication

//          require p/config/main.php

//              require p/config/params.php

//          CApplication->setBasePath()

//          CApplication->getBasePath()

//          YiiBase::setPathOfAlias()

//          CApplication->getBasePath()

//          YiiBase::setPathOfAlias()

//          CApplication->initSystemHandlers()

//          CApplication->registerCoreComponents()

//          CModule->configure()

//          CComponent->attachBehaviors()

//          CModule->preloadComponents()

//          CWebApplication->init()

//              CModule->init()

//              CApplication->getRequest()

//                  CModule->getComponent()

//                      YiiBase::createComponent()

//                      CHttpRequest->init()

//

//      CApplication->run()

//          CComponent->hasEventHandle()

//          

//

//

//

//

//

//

//

//

Yii::createWebApplication( $config )->run();

    

Yii yii.php ->yiibase.php

    

    YiiBase::CWebApplication( $config )->run();

            CWebApplication ..> CApplication()->run();  //index.php Yii::createWebApplication( $config )->run();

            CWebApplication->processRequest() 

                CWebApplication->runController( $route ); 

                 CController->run()

                   CController->createAction()

                     CController->runActionWithFilers()

                       CFilterChain->run()

                         CInlineFilter->filter()

                           CController->filterAccessControl()

                             CFilter->filter()

                               CFilterChain-run()

                                 CController->runAction()

                                  CInlineAction->runWithParams()

                                   PostController->actionIndex()

                                    CController->render()

                                      CController->renderPartial()

                         CBaseController->renderFile()

                          CBaseController->renderInternal()

                          require p/views/post/index.php  // ...........>

                           CBaseController->widget()

                            CBaseListView->run()

                              CBaseListView->renderContent()

                               preg_replace_callback()

                                CBaseListView->renderSection()

                                  CListView->renderltems()

                                   CBaseController->renderFile()

                                       CBaseController->renderInternal()

                                       require p/views/post/_view.php  // ........>

                                      $data //... post object  orm

<?php

# main

# Yii::createWebApplication( $config )

#   CApplication->__construct()

#       Yii::setApplication($this);  // 将 CWebApplication 对像注册到 Yii::app();

#       Yii::setPathOfAlias( 'application', $this->getBasePath())    // 当前应用路径

#       Yii::setPathOfAlias( 'webroot', dirname($_SERVER['SCRIPT_FILENAME'])); // web根路径

#       Yii::setPathOfAlias('ext',$this->getBasePath().DIRECTORY_SEPARATOR.'extensions'); ext 路径

#       CModule->preinit();

#       CApplication->initSystemHandlers() // 设置错误 handler

#       CWebApplication->registerCoreComponents() 注册核心组件

#           CApplication->registerCoreComponents() 注册核心组件

#               CModule->setComPonents()

#                   CModule->setComponent()

#       CModule->configure() Configures the module with the specified configuration.

#           CComponent->_set()

#       CComponent->attachBehaviors()

#       CModule->preloadComponents() // config['preload'] => ['log']

#       CWebApplication->init();

#           CApplication->getRequest()

#               CModule->getComponent('getRequest')

#                   

#

#

#

#

# CwebApplication->run();

#   CComponent->hasEventHandler()

#   php::register_shutdown_function( [$this,'end'],0,false)

# CWebApplication->processRequest() // 开始运行

#   this->geturlManager()->parseurl($this->request());

#   CWebApplication->runController($route)

#   CWebApplication->createController()

#   CController->run()

#   CController->createAction()

#   $this->runActionWithFilters(inlineaction,sitecontroller->filters());

#   CFilterChain::create($this,$action,$filters)->run();

#   CInlineFilter->filter()

#   CController->filterAccessControl()

#   CAccessControlFilter->setRules()

#   CAccessControlFilter->filter()

#   CAccessControlFilter->preFilter()

#   CFilterChain->run()

#   CController->runAction()

#   CInlineAction->runWithParams()

#   UserController->actionIndex()

#

#

#

#

#

# CComponent->hasEventHandler('onEndRequest') // 结束

#   CApplication->onEndRequest()

#       CComponent->raiseEvent()

#           CList->getlterator()

#           log

#

#

#

#Yii -> YiiBase -> createWebApplication

#CWebApplication -> CApplication -> CModule -> CComponent

#siteController  -> Controller   -> CController -> CBaseController -> CComponent

#LimitAppModel  -> CActiveRecord -> CModel -> CComponent ->I IteratorAggregate, ArrayAccess

#

#View layouts -> main -> column -> site/index.php