/Inc/Lib/Think/Core/Action.class.php

<?php

/**

 +------------------------------------------------------------------------------

 * ThinkPHP Action????? ???

 +------------------------------------------------------------------------------

 * @category   Think

 * @package  Think

 * @subpackage  Core

 * @author   liu21st <liu21st@gmail.com>

 * @version  $Id$

 +------------------------------------------------------------------------------

 */

abstract class Action extends Think

{//?????



    // ??????

    protected $view   =  null;

    // ??Action??

    private $name =  '';



   /**

     +----------------------------------------------------------

     * ???? ????????

     +----------------------------------------------------------

     * @access public

     +----------------------------------------------------------

     */

    public function __construct()

    {

        //??????

        $this->view       = Think::instance('View');

        //??????

        if(method_exists($this,'_initialize'))

            $this->_initialize();

    }



   /**

     +----------------------------------------------------------

     * ????Action??

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     */

    protected function getActionName() {

        if(empty($this->name)) {

            // ??Action??

            $this->name     =   substr(get_class($this),0,-6);

        }

        return $this->name;

    }



    /**

     +----------------------------------------------------------

     * ??AJAX??

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @return bool

     +----------------------------------------------------------

     */

    protected function isAjax() {

        if(isset($_SERVER['HTTP_X_REQUESTED_WITH']) ) {

            if('xmlhttprequest' == strtolower($_SERVER['HTTP_X_REQUESTED_WITH']))

                return true;

        }

        if(!empty($_POST[C('VAR_AJAX_SUBMIT')]) || !empty($_GET[C('VAR_AJAX_SUBMIT')]))

            // ??Ajax????

            return true;

        return false;

    }



    /**

     +----------------------------------------------------------

     * ????

     * ??????????????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param string $templateFile ??????????

     * ???? ???????????

     * @param string $charset ????

     * @param string $contentType ????

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function display($templateFile='',$charset='',$contentType='text/html')

    {

        $this->view->display($templateFile,$charset,$contentType);

    }



    /**

     +----------------------------------------------------------

     *  ????????

     * ?????????fetch???

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param string $templateFile ??????????

     * ???? ???????????

     * @param string $charset ????

     * @param string $contentType ????

     +----------------------------------------------------------

     * @return string

     +----------------------------------------------------------

     */

    protected function fetch($templateFile='',$charset='',$contentType='text/html')

    {

        return $this->view->fetch($templateFile,$charset,$contentType);

    }



    /**

     +----------------------------------------------------------

     *  ??????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @htmlfile ?????????

     * @htmlpath ?????????

     * @param string $templateFile ??????????

     * ???? ???????????

     * @param string $charset ????

     * @param string $contentType ????

     +----------------------------------------------------------

     * @return string

     +----------------------------------------------------------

     */

    protected function buildHtml($htmlfile='',$htmlpath='',$templateFile='',$charset='',$contentType='text/html') {

        return $this->view->buildHtml($htmlfile,$htmlpath,$templateFile,$charset,$contentType);

    }



    /**

     +----------------------------------------------------------

     * ??????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param mixed $name ????????

     * @param mixed $value ????

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function assign($name,$value='')

    {

        $this->view->assign($name,$value);

    }



    public function __set($name,$value) {

        $this->view->assign($name,$value);

    }



    /**

     +----------------------------------------------------------

     * ??????????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param string $name ??????

     +----------------------------------------------------------

     * @return mixed

     +----------------------------------------------------------

     */

    protected function get($name)

    {

        return $this->view->get($name);

    }



    /**

     +----------------------------------------------------------

     * Trace????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param mixed $name ????????

     * @param mixed $value ????

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function trace($name,$value='')

    {

        $this->view->trace($name,$value);

    }



    /**

     +----------------------------------------------------------

     * ???? ????????????

     +----------------------------------------------------------

     * @access public

     +----------------------------------------------------------

     * @param string $method ???

     * @param array $parms ??

     +----------------------------------------------------------

     * @return mixed

     +----------------------------------------------------------

     */

    public function __call($method,$parms) {

        if( 0 === strcasecmp($method,ACTION_NAME)) {

            // ????????

            $_action = C('_actions_');

            if($_action) {

                // 'module:action'=>'callback'

                if(isset($_action[MODULE_NAME.':'.ACTION_NAME])) {

                    $action  =  $_action[MODULE_NAME.':'.ACTION_NAME];

                }elseif(isset($_action[ACTION_NAME])){

                    // 'action'=>'callback'

                    $action  =  $_action[ACTION_NAME];

                }

                if(!empty($action)) {

                    call_user_func($action);

                    return ;

                }

            }

            // ?????_empty?? ???

            if(method_exists($this,'_empty')) {

                $this->_empty($method,$parms);

            }else {

                // ?????????? ?????????

                if(file_exists_case(C('TMPL_FILE_NAME')))

                    $this->display();

                else

                    // ????

                    throw_exception(L('_ERROR_ACTION_').ACTION_NAME);

            }

        }elseif(in_array(strtolower($method),array('ispost','isget','ishead','isdelete','isput'))){

            return strtolower($_SERVER['REQUEST_METHOD']) == strtolower(substr($method,2));

        }else{

            throw_exception(__CLASS__.':'.$method.L('_METHOD_NOT_EXIST_'));

        }

    }



    /**

     +----------------------------------------------------------

     * ???????????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param string $message ????

     * @param Boolean $ajax ???Ajax??

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function error($message,$ajax=false)

    {

        $this->_dispatch_jump($message,0,$ajax);

    }



    /**

     +----------------------------------------------------------

     * ???????????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param string $message ????

     * @param Boolean $ajax ???Ajax??

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function success($message,$ajax=false)

    {

        $this->_dispatch_jump($message,1,$ajax);

    }



    /**

     +----------------------------------------------------------

     * Ajax??????????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param mixed $data ??????

     * @param String $info ????

     * @param boolean $status ????

     * @param String $status ajax???? JSON XML

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function ajaxReturn($data,$info='',$status=1,$type='')

    {

        // ??AJAX?????????

        if(C('LOG_RECORD')) Log::save();

        $result  =  array();

        $result['status']  =  $status;

        $result['info'] =  $info;

        $result['data'] = $data;

        if(empty($type)) $type  =   C('DEFAULT_AJAX_RETURN');

        if(strtoupper($type)=='JSON') {

            // ??JSON???????? ??????

            header("Content-Type:text/html; charset=utf-8");

            exit(json_encode($result));

        }elseif(strtoupper($type)=='XML'){

            // ??xml????

            header("Content-Type:text/xml; charset=utf-8");

            exit(xml_encode($result));

        }elseif(strtoupper($type)=='EVAL'){

            // ??????js??

            header("Content-Type:text/html; charset=utf-8");

            exit($data);

        }else{

            // TODO ??????

        }

    }



    /**

     +----------------------------------------------------------

     * Action??(URL???? ???????????

     +----------------------------------------------------------

     * @access protected

     +----------------------------------------------------------

     * @param string $url ???URL???

     * @param array $params ??URL??

     * @param integer $delay ??????? ????

     * @param string $msg ??????

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    protected function redirect($url,$params=array(),$delay=0,$msg='') {

        if(C('LOG_RECORD')) Log::save();

        $url    =   U($url,$params);

        redirect($url,$delay,$msg);

    }



    /**

     +----------------------------------------------------------

     * ?????? ???????????

     * ?????? ???public?????success??

     * ???????? ??????

     +----------------------------------------------------------

     * @param string $message ????

     * @param Boolean $status ??

     * @param Boolean $ajax ???Ajax??

     +----------------------------------------------------------

     * @access private

     +----------------------------------------------------------

     * @return void

     +----------------------------------------------------------

     */

    private function _dispatch_jump($message,$status=1,$ajax=false)

    {

        // ?????AJAX??

        if($ajax || $this->isAjax()) $this->ajaxReturn('',$message,$status);

        // ????

        $this->assign('msgTitle',$status? L('_OPERATION_SUCCESS_') : L('_OPERATION_FAIL_'));

        //??????????????????????

        if($this->get('closeWin'))    $this->assign('jumpUrl','javascript:window.close();');

        $this->assign('status',$status);   // ??

        $this->assign('message',$message);// ????

        //????????????

        C('HTML_CACHE_ON',false);

        if($status) { //??????

            // ?????????1?

            if(!$this->get('waitSecond'))    $this->assign('waitSecond',"1");

            // ???????????????

            if(!$this->get('jumpUrl')) $this->assign("jumpUrl",$_SERVER["HTTP_REFERER"]);

            $this->display(C('TMPL_ACTION_SUCCESS'));

        }else{

            //??????????3?

            if(!$this->get('waitSecond'))    $this->assign('waitSecond',"3");

            // ??????????????

            if(!$this->get('jumpUrl')) $this->assign('jumpUrl',"javascript:history.back(-1);");

            $this->display(C('TMPL_ACTION_ERROR'));

        }

        if(C('LOG_RECORD')) Log::save();

        // ????  ?????????

        exit ;

    }



}//?????

?>