Action.php

浏览该文件的文档。

<?php
// FleaPHP Framework
//
// Copyright (c) 2005 - 2007 FleaPHP.org (www.fleaphp.org)
//
// 许可协议，请查看源代码中附带的 LICENSE.txt 文件，
// 或者访问 http://www.fleaphp.org/ 获得详细信息。

class FLEA_Controller_Action
{
    var $_controllerName = null;

    var $_actionName = null;

    var $_dispatcher = null;

    var $components = array();

    var $_renderCallbacks = array();

    function FLEA_Controller_Action($controllerName)
    {
        $this->_controllerName = $controllerName;

        foreach ((array)$this->components as $componentName) {
            $this->{$componentName} =& $this->_getComponent($componentName);
        }
    }

    function & _getComponent($componentName)
    {
        static $instances = array();

        if (!isset($instances[$componentName])) {
            $componentClassName = FLEA::getAppInf('component.' . $componentName);
            FLEA::loadClass($componentClassName);
            $instances[$componentName] =& new $componentClassName($this);
        }
        return $instances[$componentName];
    }

    function __setController($controllerName, $actionName)
    {
        $this->_controllerName = $controllerName;
        $this->_actionName = $actionName;
    }

    function __setDispatcher(& $dispatcher)
    {
        $this->_dispatcher =& $dispatcher;
    }

    function & _getDispatcher()
    {
        if (!is_object($this->_dispatcher)) {
            $this->_dispatcher =& FLEA::getSingleton(FLEA::getAppInf('dispatcher'));
        }
        return $this->_dispatcher;
    }

    function _url($actionName = null, $args = null, $anchor = null)
    {
        return url($this->_controllerName, $actionName, $args, $anchor);
    }

    function _forward($controllerName = null, $actionName = null)
    {
        $this->_dispatcher->setControllerName($controllerName);
        $this->_dispatcher->setActionName($actionName);
        $this->_dispatcher->dispatching();
    }

    function & _getView()
    {
        $viewClass = FLEA::getAppInf('view');
        if ($viewClass != 'PHP') {
            return FLEA::getSingleton($viewClass);
        } else {
            $view = false;
            return $view;
        }
    }

    function _executeView($__flea_internal_viewName, $data = null)
    {
        $viewClass = FLEA::getAppInf('view');
        if ($viewClass == 'PHP') {
            if (strtolower(substr($__flea_internal_viewName, -4)) != '.php') {
                $__flea_internal_viewName .= '.php';
            }
            $view = null;
            foreach ((array)$this->_renderCallbacks as $callback) {
                call_user_func_array($callback, array(& $data, & $view));
            }
            if (is_array($data)) { extract($data); }
            include($__flea_internal_viewName);
        } else {
            $view =& $this->_getView();
            foreach ((array)$this->_renderCallbacks as $callback) {
                call_user_func_array($callback, array(& $data, & $view));
            }
            if (is_array($data)) { $view->assign($data); }
            $view->display($__flea_internal_viewName);
        }
    }

    function _isPOST()
    {
        return strtolower($_SERVER['REQUEST_METHOD']) == 'post';
    }

    function _isAjax()
    {
        $r = isset($_SERVER['HTTP_X_REQUESTED_WITH']) ? strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) : '';
        return $r == 'xmlhttprequest';
    }

    function _registerEvent($controlName, $event, $action, $attribs = null)
    {
        $ajax =& FLEA::initAjax();
        return $ajax->registerEvent($controlName, $event,
                url($this->_controllerName, $action), $attribs);
    }

    function _registerRenderCallback($callback)
    {
        $this->_renderCallbacks[] = $callback;
    }
}

---