<spanmicrosoft yahei font-size:><span>public</span> <span>function</span> __construct(<span>$config</span>=<span>null</span><span>) { Yii</span>::setApplication(<span>$this</span><span>); </span><span>//</span><span> set basePath at early as possible to avoid trouble</span> <span>if</span>(<span>is_string</span>(<span>$config</span><span>)) </span><span>$config</span>=<span>require</span>(<span>$config</span><span>); </span><span>if</span>(<span>isset</span>(<span>$config</span>['basePath'<span>])) { </span><span>$this</span>->setBasePath(<span>$config</span>['basePath'<span>]); </span><span>unset</span>(<span>$config</span>['basePath'<span>]); } </span><span>else</span> <span>$this</span>->setBasePath('protected'<span>); Yii</span>::setPathOfAlias('application',<span>$this</span>-><span>getBasePath()); Yii</span>::setPathOfAlias('webroot',<span>dirname</span>(<span>$_SERVER</span>['SCRIPT_FILENAME'<span>])); </span><span>if</span>(<span>isset</span>(<span>$config</span>['extensionPath'<span>])) { </span><span>$this</span>->setExtensionPath(<span>$config</span>['extensionPath'<span>]); </span><span>unset</span>(<span>$config</span>['extensionPath'<span>]); } </span><span>else</span><span> Yii</span>::setPathOfAlias('ext',<span>$this</span>->getBasePath().DIRECTORY_SEPARATOR.'extensions'<span>); </span><span>if</span>(<span>isset</span>(<span>$config</span>['aliases'<span>])) { </span><span>$this</span>->setAliases(<span>$config</span>['aliases'<span>]); </span><span>unset</span>(<span>$config</span>['aliases'<span>]); }</span></spanmicrosoft>
<spanmicrosoft yahei font-size:><span>public</span> <span>function</span><span> run()
{
</span><span>if</span>(<span>$this</span>->hasEventHandler('onBeginRequest'<span>)){
</span><span>$this</span>->onBeginRequest(<span>new</span> CEvent(<span>$this</span><span>));
}
</span><span>register_shutdown_function</span>(<span>array</span>(<span>$this</span>,'end'),0,<span>false</span><span>);
</span><span>$this</span>-><span>processRequest();
</span><span>if</span>(<span>$this</span>->hasEventHandler('onEndRequest'<span>)){
</span><span>$this</span>->onEndRequest(<span>new</span> CEvent(<span>$this</span><span>));
}
}</span></spanmicrosoft>
<spanmicrosoft yahei font-size:><span>abstract</span> <span>public</span> <span>function</span> processRequest(); 这个方法在当前类中是抽象的,所以肯定在它的子类中实现了。回去找CWebApplication: <span>public</span> <span>function</span><span> processRequest() { </span><span>if</span>(<span>is_array</span>(<span>$this</span>->catchAllRequest) && <span>isset</span>(<span>$this</span>->catchAllRequest[0<span>])) { </span><span>$route</span>=<span>$this</span>->catchAllRequest[0<span>]; </span><span>foreach</span>(<span>array_splice</span>(<span>$this</span>->catchAllRequest,1) <span>as</span> <span>$name</span>=><span>$value</span><span>) </span><span>$_GET</span>[<span>$name</span>]=<span>$value</span><span>; } </span><span>else</span> <span>$route</span>=<span>$this</span>->getUrlManager()->parseUrl(<span>$this</span>-><span>getRequest()); </span><span>$this</span>->runController(<span>$route</span><span>); }</span></spanmicrosoft>
<spanmicrosoft yahei font-size:><span>public</span> <span>function</span> runController(<span>$route</span><span>) { </span><span>if</span>((<span>$ca</span>=<span>$this</span>->createController(<span>$route</span>))!==<span>null</span><span>) { </span><span>list</span>(<span>$controller</span>,<span>$actionID</span>)=<span>$ca</span><span>; </span><span>$oldController</span>=<span>$this</span>-><span>_controller; </span><span>$this</span>->_controller=<span>$controller</span><span>; </span><span>$controller</span>-><span>init(); </span><span>$controller</span>->run(<span>$actionID</span><span>); </span><span>$this</span>->_controller=<span>$oldController</span><span>; } </span><span>else</span> <span>throw</span> <span>new</span> CHttpException(404,Yii::t('yii','Unable to resolve the request "{route}".', <span>array</span>('{route}'=><span>$route</span>===''?<span>$this</span>->defaultController:<span>$route</span><span>))); }</span></spanmicrosoft>
<spanmicrosoft yahei font-size:><span>public</span> <span>function</span> run(<span>$actionID</span><span>) { </span><span>if</span>((<span>$action</span>=<span>$this</span>->createAction(<span>$actionID</span>))!==<span>null</span><span>) { </span><span>if</span>((<span>$parent</span>=<span>$this</span>->getModule())===<span>null</span><span>){ </span><span>$parent</span>=Yii::<span>app(); } </span><span>if</span>(<span>$parent</span>->beforeControllerAction(<span>$this</span>,<span>$action</span><span>)) { </span><span>$this</span>->runActionWithFilters(<span>$action</span>,<span>$this</span>-><span>filters()); </span><span>$parent</span>->afterControllerAction(<span>$this</span>,<span>$action</span><span>); } } </span><span>else</span> <span>$this</span>->missingAction(<span>$actionID</span><span>); } </span></spanmicrosoft>
<spanmicrosoft yahei font-size:><span>public</span> <span>function</span> runActionWithFilters(<span>$action</span>,<span>$filters</span><span>) { </span><span>if</span>(<span>empty</span>(<span>$filters</span><span>)){ </span><span>$this</span>->runAction(<span>$action</span><span>); } </span><span>else</span><span> { </span><span>$priorAction</span>=<span>$this</span>-><span>_action; </span><span>$this</span>->_action=<span>$action</span><span>; CFilterChain</span>::create(<span>$this</span>,<span>$action</span>,<span>$filters</span>)-><span>run(); </span><span>$this</span>->_action=<span>$priorAction</span><span>; } }</span></spanmicrosoft>
<spanmicrosoft yahei font-size:><span>public</span> <span>function</span> runAction(<span>$action</span><span>) { </span><span>$priorAction</span>=<span>$this</span>-><span>_action; </span><span>$this</span>->_action=<span>$action</span><span>; </span><span>if</span>(<span>$this</span>->beforeAction(<span>$action</span><span>)) { </span><span>if</span>(<span>$action</span>->runWithParams(<span>$this</span>->getActionParams())===<span>false</span><span>){ </span><span>$this</span>->invalidActionParams(<span>$action</span><span>); } </span><span>else</span><span>{ </span><span>$this</span>->afterAction(<span>$action</span><span>); } } </span><span>$this</span>->_action=<span>$priorAction</span><span>; }</span></spanmicrosoft>
<spanmicrosoft yahei font-size:> <span>public</span> <span>function</span> runWithParams(<span>$params</span><span>) { </span><span>$methodName</span>='action'.<span>$this</span>-><span>getId(); </span><span>$controller</span>=<span>$this</span>-><span>getController(); </span><span>$method</span>=<span>new</span> ReflectionMethod(<span>$controller</span>, <span>$methodName</span><span>); </span><span>if</span>(<span>$method</span>->getNumberOfParameters()>0<span>) </span><span>return</span> <span>$this</span>->runWithParamsInternal(<span>$controller</span>, <span>$method</span>, <span>$params</span><span>); </span><span>else</span> <span>return</span> <span>$controller</span>-><span>$methodName</span><span>(); }</span></spanmicrosoft>
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<spanmicrosoft yahei font-size:> <span>public</span> <span>function</span><span> actionIndex() { </span><span>echo</span> 'Hello World'<span>; }</span></spanmicrosoft>
以上就介绍了YII 的源码分析(-),包括了方面的内容,希望对PHP教程有兴趣的朋友有所帮助。