<?php
/**
 *	微信公众平台PHP-SDK, 官方API部分
 *  @author  dodge <dodgepudding@gmail.com>
 *  @link https://github.com/dodgepudding/wechat-php-sdk
 *  @version 1.2
 *  usage:
 *   $options = array(
 *			'token'=>'tokenaccesskey', //填写你设定的key
 *			'encodingaeskey'=>'encodingaeskey', //填写加密用的EncodingAESKey
 *			'appid'=>'wx3a8dd150df24038d', //填写高级调用功能的app id
 *			'appsecret'=>'4ebda8fe0d69fb1cdeee168be40d7bd8' //填写高级调用功能的密钥
 *		);
 *	 $weObj = new Wechat($options);
 *   $weObj->valid();
 *   $type = $weObj->getRev()->getRevType();
 *   switch($type) {
 *   		case Wechat::MSGTYPE_TEXT:
 *   			$weObj->text("hello, I'm wechat")->reply();
 *   			exit;
 *   			break;
 *   		case Wechat::MSGTYPE_EVENT:
 *   			....
 *   			break;
 *   		case Wechat::MSGTYPE_IMAGE:
 *   			...
 *   			break;
 *   		default:
 *   			$weObj->text("help info")->reply();
 *   }
 *
 *   //获取菜单操作:
 *   $menu = $weObj->getMenu();
 *   //设置菜单
 *   $newmenu =  array(
 *   		"button"=>
 *   			array(
 *   				array('type'=>'click','name'=>'最新消息','key'=>'MENU_KEY_NEWS'),
 *   				array('type'=>'view','name'=>'我要搜索','url'=>'http://www.baidu.com'),
 *   				)
 *  		);
 *   $result = $weObj->createMenu($newmenu);
 */
class Wechat
{
	const MSGTYPE_TEXT = 'text';
	const MSGTYPE_IMAGE = 'image';
	const MSGTYPE_LOCATION = 'location';
	const MSGTYPE_LINK = 'link';
	const MSGTYPE_EVENT = 'event';
	const MSGTYPE_MUSIC = 'music';
	const MSGTYPE_NEWS = 'news';
	const MSGTYPE_VOICE = 'voice';
	const MSGTYPE_VIDEO = 'video';
	const EVENT_SUBSCRIBE = 'subscribe';       //订阅
	const EVENT_UNSUBSCRIBE = 'unsubscribe';   //取消订阅
	const EVENT_SCAN = 'SCAN';                 //扫描带参数二维码
	const EVENT_LOCATION = 'LOCATION';         //上报地理位置
	const EVENT_MENU_VIEW = 'VIEW';                     //菜单 - 点击菜单跳转链接
	const EVENT_MENU_CLICK = 'CLICK';                   //菜单 - 点击菜单拉取消息
	const EVENT_MENU_SCAN_PUSH = 'scancode_push';       //菜单 - 扫码推事件(客户端跳URL)
	const EVENT_MENU_SCAN_WAITMSG = 'scancode_waitmsg'; //菜单 - 扫码推事件(客户端不跳URL)
	const EVENT_MENU_PIC_SYS = 'pic_sysphoto';          //菜单 - 弹出系统拍照发图
	const EVENT_MENU_PIC_PHOTO = 'pic_photo_or_album';  //菜单 - 弹出拍照或者相册发图
	const EVENT_MENU_PIC_WEIXIN = 'pic_weixin';         //菜单 - 弹出微信相册发图器
	const EVENT_MENU_LOCATION = 'location_select';      //菜单 - 弹出地理位置选择器
	const EVENT_SEND_MASS = 'MASSSENDJOBFINISH';        //发送结果 - 高级群发完成
	const EVENT_SEND_TEMPLATE = 'TEMPLATESENDJOBFINISH';//发送结果 - 模板消息发送结果
	const EVENT_KF_SEESION_CREATE = 'kfcreatesession';  //多客服 - 接入会话
	const EVENT_KF_SEESION_CLOSE = 'kfclosesession';    //多客服 - 关闭会话
	const EVENT_KF_SEESION_SWITCH = 'kfswitchsession';  //多客服 - 转接会话
	const EVENT_CARD_PASS = 'card_pass_check';          //卡券 - 审核通过
	const EVENT_CARD_NOTPASS = 'card_not_pass_check';   //卡券 - 审核未通过
	const EVENT_CARD_USER_GET = 'user_get_card';        //卡券 - 用户领取卡券
	const EVENT_CARD_USER_DEL = 'user_del_card';        //卡券 - 用户删除卡券
	const API_URL_PREFIX = 'https://api.weixin.qq.com/cgi-bin';
	const AUTH_URL = '/token?grant_type=client_credential&';
	const MENU_CREATE_URL = '/menu/create?';
	const MENU_GET_URL = '/menu/get?';
	const MENU_DELETE_URL = '/menu/delete?';
	const GET_TICKET_URL = '/ticket/getticket?';
	const CALLBACKSERVER_GET_URL = '/getcallbackip?';
	const QRCODE_CREATE_URL='/qrcode/create?';
	const QR_SCENE = 0;
	const QR_LIMIT_SCENE = 1;
	const QRCODE_IMG_URL='https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=';
	const SHORT_URL='/shorturl?';
	const USER_GET_URL='/user/get?';
	const USER_INFO_URL='/user/info?';
	const USER_UPDATEREMARK_URL='/user/info/updateremark?';
	const GROUP_GET_URL='/groups/get?';
	const USER_GROUP_URL='/groups/getid?';
	const GROUP_CREATE_URL='/groups/create?';
	const GROUP_UPDATE_URL='/groups/update?';
	const GROUP_MEMBER_UPDATE_URL='/groups/members/update?';
	const GROUP_MEMBER_BATCHUPDATE_URL='/groups/members/batchupdate?';
	const CUSTOM_SEND_URL='/message/custom/send?';
	const MEDIA_UPLOADNEWS_URL = '/media/uploadnews?';
	const MASS_SEND_URL = '/message/mass/send?';
	const TEMPLATE_SET_INDUSTRY_URL = '/message/template/api_set_industry?';
	const TEMPLATE_ADD_TPL_URL = '/message/template/api_add_template?';
	const TEMPLATE_SEND_URL = '/message/template/send?';
	const MASS_SEND_GROUP_URL = '/message/mass/sendall?';
	const MASS_DELETE_URL = '/message/mass/delete?';
	const MASS_PREVIEW_URL = '/message/mass/preview?';
	const MASS_QUERY_URL = '/message/mass/get?';
	const UPLOAD_MEDIA_URL = 'http://file.api.weixin.qq.com/cgi-bin';
	const MEDIA_UPLOAD_URL = '/media/upload?';
	const MEDIA_GET_URL = '/media/get?';
	const MEDIA_VIDEO_UPLOAD = '/media/uploadvideo?';
    const MEDIA_FOREVER_UPLOAD_URL = '/material/add_material?';
    const MEDIA_FOREVER_NEWS_UPLOAD_URL = '/material/add_news?';
    const MEDIA_FOREVER_NEWS_UPDATE_URL = '/material/update_news?';
    const MEDIA_FOREVER_GET_URL = '/material/get_material?';
    const MEDIA_FOREVER_DEL_URL = '/material/del_material?';
    const MEDIA_FOREVER_COUNT_URL = '/material/get_materialcount?';
    const MEDIA_FOREVER_BATCHGET_URL = '/material/batchget_material?';
	const OAUTH_PREFIX = 'https://open.weixin.qq.com/connect/oauth2';
	const OAUTH_AUTHORIZE_URL = '/authorize?';
	///多客服相关地址
	const CUSTOM_SERVICE_GET_RECORD = '/customservice/getrecord?';
	const CUSTOM_SERVICE_GET_KFLIST = '/customservice/getkflist?';
	const CUSTOM_SERVICE_GET_ONLINEKFLIST = '/customservice/getonlinekflist?';
	const API_BASE_URL_PREFIX = 'https://api.weixin.qq.com'; //以下API接口URL需要使用此前缀
	const OAUTH_TOKEN_URL = '/sns/oauth2/access_token?';
	const OAUTH_REFRESH_URL = '/sns/oauth2/refresh_token?';
	const OAUTH_USERINFO_URL = '/sns/userinfo?';
	const OAUTH_AUTH_URL = '/sns/auth?';
	///多客服相关地址
	const CUSTOM_SESSION_CREATE = '/customservice/kfsession/create?';
	const CUSTOM_SESSION_CLOSE = '/customservice/kfsession/close?';
	const CUSTOM_SESSION_SWITCH = '/customservice/kfsession/switch?';
	const CUSTOM_SESSION_GET = '/customservice/kfsession/getsession?';
	const CUSTOM_SESSION_GET_LIST = '/customservice/kfsession/getsessionlist?';
	const CUSTOM_SESSION_GET_WAIT = '/customservice/kfsession/getwaitcase?';
	const CS_KF_ACCOUNT_ADD_URL = '/customservice/kfaccount/add?';
	const CS_KF_ACCOUNT_UPDATE_URL = '/customservice/kfaccount/update?';
	const CS_KF_ACCOUNT_DEL_URL = '/customservice/kfaccount/del?';
	const CS_KF_ACCOUNT_UPLOAD_HEADIMG_URL = '/customservice/kfaccount/uploadheadimg?';
	///卡券相关地址
	const CARD_CREATE                     = '/card/create?';
	const CARD_DELETE                     = '/card/delete?';
	const CARD_UPDATE                     = '/card/update?';
	const CARD_GET                        = '/card/get?';
	const CARD_BATCHGET                   = '/card/batchget?';
	const CARD_MODIFY_STOCK               = '/card/modifystock?';
	const CARD_LOCATION_BATCHADD          = '/card/location/batchadd?';
	const CARD_LOCATION_BATCHGET          = '/card/location/batchget?';
	const CARD_GETCOLORS                  = '/card/getcolors?';
	const CARD_QRCODE_CREATE              = '/card/qrcode/create?';
	const CARD_CODE_CONSUME               = '/card/code/consume?';
	const CARD_CODE_DECRYPT               = '/card/code/decrypt?';
	const CARD_CODE_GET                   = '/card/code/get?';
	const CARD_CODE_UPDATE                = '/card/code/update?';
	const CARD_CODE_UNAVAILABLE           = '/card/code/unavailable?';
	const CARD_TESTWHILELIST_SET          = '/card/testwhitelist/set?';
	const CARD_MEMBERCARD_ACTIVATE        = '/card/membercard/activate?';      //激活会员卡
	const CARD_MEMBERCARD_UPDATEUSER      = '/card/membercard/updateuser?';    //更新会员卡
	const CARD_MOVIETICKET_UPDATEUSER     = '/card/movieticket/updateuser?';   //更新电影票(未加方法)
	const CARD_BOARDINGPASS_CHECKIN       = '/card/boardingpass/checkin?';     //飞机票-在线选座(未加方法)
	const CARD_LUCKYMONEY_UPDATE          = '/card/luckymoney/updateuserbalance?';     //更新红包金额
	const SEMANTIC_API_URL = '/semantic/semproxy/search?'; //语义理解
	///数据分析接口
	static $DATACUBE_URL_ARR = array(        //用户分析
	        'user' => array(
	                'summary' => '/datacube/getusersummary?',		//获取用户增减数据（getusersummary）
	                'cumulate' => '/datacube/getusercumulate?',		//获取累计用户数据（getusercumulate）
	        ),
	        'article' => array(            //图文分析
	                'summary' => '/datacube/getarticlesummary?',		//获取图文群发每日数据（getarticlesummary）
	                'total' => '/datacube/getarticletotal?',		//获取图文群发总数据（getarticletotal）
	                'read' => '/datacube/getuserread?',			//获取图文统计数据（getuserread）
	                'readhour' => '/datacube/getuserreadhour?',		//获取图文统计分时数据（getuserreadhour）
	                'share' => '/datacube/getusershare?',			//获取图文分享转发数据（getusershare）
	                'sharehour' => '/datacube/getusersharehour?',		//获取图文分享转发分时数据（getusersharehour）
	        ),
	        'upstreammsg' => array(        //消息分析
	                'summary' => '/datacube/getupstreammsg?',		//获取消息发送概况数据（getupstreammsg）
					'hour' => '/datacube/getupstreammsghour?',	//获取消息分送分时数据（getupstreammsghour）
	                'week' => '/datacube/getupstreammsgweek?',	//获取消息发送周数据（getupstreammsgweek）
	                'month' => '/datacube/getupstreammsgmonth?',	//获取消息发送月数据（getupstreammsgmonth）
	                'dist' => '/datacube/getupstreammsgdist?',	//获取消息发送分布数据（getupstreammsgdist）
	                'distweek' => '/datacube/getupstreammsgdistweek?',	//获取消息发送分布周数据（getupstreammsgdistweek）
	               	'distmonth' => '/datacube/getupstreammsgdistmonth?',	//获取消息发送分布月数据（getupstreammsgdistmonth）
	        ),
	        'interface' => array(        //接口分析
	                'summary' => '/datacube/getinterfacesummary?',	//获取接口分析数据（getinterfacesummary）
	                'summaryhour' => '/datacube/getinterfacesummaryhour?',	//获取接口分析分时数据（getinterfacesummaryhour）
	        )
	);


	private $token;
	private $encodingAesKey;
	private $encrypt_type;
	private $appid;
	private $appsecret;
	private $access_token;
	private $jsapi_ticket;
	private $user_token;
	private $partnerid;
	private $partnerkey;
	private $paysignkey;
	private $postxml;
	private $_msg;
	private $_funcflag = false;
	private $_receive;
	private $_text_filter = true;
	public $debug =  false;
	public $errCode = 40001;
	public $errMsg = "no access";
	public $logcallback;

	public function __construct($options)
	{
		$this->token = isset($options['token'])?$options['token']:'';
		$this->encodingAesKey = isset($options['encodingaeskey'])?$options['encodingaeskey']:'';
		$this->appid = isset($options['appid'])?$options['appid']:'';
		$this->appsecret = isset($options['appsecret'])?$options['appsecret']:'';
		$this->debug = isset($options['debug'])?$options['debug']:false;
		$this->logcallback = isset($options['logcallback'])?$options['logcallback']:false;
	}

	/**
	 * For weixin server validation
	 */
	private function checkSignature($str='')
	{
        $signature = isset($_GET["signature"])?$_GET["signature"]:'';
	    $signature = isset($_GET["msg_signature"])?$_GET["msg_signature"]:$signature; //如果存在加密验证则用加密验证段
        $timestamp = isset($_GET["timestamp"])?$_GET["timestamp"]:'';
        $nonce = isset($_GET["nonce"])?$_GET["nonce"]:'';

		$token = $this->token;
		$tmpArr = array($token, $timestamp, $nonce,$str);
		sort($tmpArr, SORT_STRING);
		$tmpStr = implode( $tmpArr );
		$tmpStr = sha1( $tmpStr );

		if( $tmpStr == $signature ){
			return true;
		}else{
			return false;
		}
	}

	/**
	 * For weixin server validation
	 * @param bool $return 是否返回
	 */
	public function valid($return=false)
    {
        $encryptStr="";
        if ($_SERVER['REQUEST_METHOD'] == "POST") {
            $postStr = file_get_contents("php://input");
            $array = (array)simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
            $this->encrypt_type = isset($_GET["encrypt_type"]) ? $_GET["encrypt_type"]: '';
            if ($this->encrypt_type == 'aes') { //aes加密
                $this->log($postStr);
            	$encryptStr = $array['Encrypt'];
            	$pc = new Prpcrypt($this->encodingAesKey);
            	$array = $pc->decrypt($encryptStr,$this->appid);
            	if (!isset($array[0]) || ($array[0] != 0)) {
            	    if (!$return) {
            	        die('decrypt error!');
            	    } else {
            	        return false;
            	    }
            	}
            	$this->postxml = $array[1];
            	if (!$this->appid)
            	    $this->appid = $array[2];//为了没有appid的订阅号。
            } else {
                $this->postxml = $postStr;
            }
        } elseif (isset($_GET["echostr"])) {
        	$echoStr = $_GET["echostr"];
        	if ($return) {
        		if ($this->checkSignature())
        			return $echoStr;
        		else
        			return false;
        	} else {
        		if ($this->checkSignature())
        			die($echoStr);
        		else
        			die('no access');
        	}
        }

        if (!$this->checkSignature($encryptStr)) {
        	if ($return)
        		return false;
        	else
        		die('no access');
        }
        return true;
    }

	/**
	 * 设置发送消息
	 * @param array $msg 消息数组
	 * @param bool $append 是否在原消息数组追加
	 */
    public function Message($msg = '',$append = false){
    		if (is_null($msg)) {
    			$this->_msg =array();
    		}elseif (is_array($msg)) {
    			if ($append)
    				$this->_msg = array_merge($this->_msg,$msg);
    			else
    				$this->_msg = $msg;
    			return $this->_msg;
    		} else {
    			return $this->_msg;
    		}
    }

    /**
     * 设置消息的星标标志，官方已取消对此功能的支持
     */
    public function setFuncFlag($flag) {
    		$this->_funcflag = $flag;
    		return $this;
    }

    /**
     * 日志记录，可被重载。
     * @param mixed $log 输入日志
     * @return mixed
     */
    protected function log($log){
    		if ($this->debug && function_exists($this->logcallback)) {
    			if (is_array($log)) $log = print_r($log,true);
    			return call_user_func($this->logcallback,$log);
    		}
    }

    /**
     * 获取微信服务器发来的信息
     */
	public function getRev()
	{
		if ($this->_receive) return $this;
		$postStr = !empty($this->postxml)?$this->postxml:file_get_contents("php://input");
		//兼顾使用明文又不想调用valid()方法的情况
		$this->log($postStr);
		if (!empty($postStr)) {
			$this->_receive = (array)simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);
		}
		return $this;
	}

	/**
	 * 获取微信服务器发来的信息
	 */
	public function getRevData()
	{
		return $this->_receive;
	}

	/**
	 * 获取消息发送者
	 */
	public function getRevFrom() {
		if (isset($this->_receive['FromUserName']))
			return $this->_receive['FromUserName'];
		else
			return false;
	}

	/**
	 * 获取消息接受者
	 */
	public function getRevTo() {
		if (isset($this->_receive['ToUserName']))
			return $this->_receive['ToUserName'];
		else
			return false;
	}

	/**
	 * 获取接收消息的类型
	 */
	public function getRevType() {
		if (isset($this->_receive['MsgType']))
			return $this->_receive['MsgType'];
		else
			return false;
	}

	/**
	 * 获取消息ID
	 */
	public function getRevID() {
		if (isset($this->_receive['MsgId']))
			return $this->_receive['MsgId'];
		else
			return false;
	}

	/**
	 * 获取消息发送时间
	 */
	public function getRevCtime() {
		if (isset($this->_receive['CreateTime']))
			return $this->_receive['CreateTime'];
		else
			return false;
	}

	/**
	 * 获取接收消息内容正文
	 */
	public function getRevContent(){
		if (isset($this->_receive['Content']))
			return $this->_receive['Content'];
		else if (isset($this->_receive['Recognition'])) //获取语音识别文字内容，需申请开通
			return $this->_receive['Recognition'];
		else
			return false;
	}

	/**
	 * 获取接收消息图片
	 */
	public function getRevPic(){
		if (isset($this->_receive['PicUrl']))
			return array(
				'mediaid'=>$this->_receive['MediaId'],
				'picurl'=>(string)$this->_receive['PicUrl'],    //防止picurl为空导致解析出错
			);
		else
			return false;
	}

	/**
	 * 获取接收消息链接
	 */
	public function getRevLink(){
		if (isset($this->_receive['Url'])){
			return array(
				'url'=>$this->_receive['Url'],
				'title'=>$this->_receive['Title'],
				'description'=>$this->_receive['Description']
			);
		} else
			return false;
	}

	/**
	 * 获取接收地理位置
	 */
	public function getRevGeo(){
		if (isset($this->_receive['Location_X'])){
			return array(
				'x'=>$this->_receive['Location_X'],
				'y'=>$this->_receive['Location_Y'],
				'scale'=>$this->_receive['Scale'],
				'label'=>$this->_receive['Label']
			);
		} else
			return false;
	}

	/**
	 * 获取上报地理位置事件
	 */
	public function getRevEventGeo(){
        	if (isset($this->_receive['Latitude'])){
        		 return array(
				'x'=>$this->_receive['Latitude'],
				'y'=>$this->_receive['Longitude'],
				'precision'=>$this->_receive['Precision'],
			);
		} else
			return false;
	}

	/**
	 * 获取接收事件推送
	 */
	public function getRevEvent(){
		if (isset($this->_receive['Event'])){
			$array['event'] = $this->_receive['Event'];
		}
		if (isset($this->_receive['EventKey'])){
			$array['key'] = $this->_receive['EventKey'];
		}
		if (isset($array) && count($array) > 0) {
			return $array;
		} else {
			return false;
		}
	}

	/**
	 * 获取自定义菜单的扫码推事件信息
	 *
	 * 事件类型为以下两种时则调用此方法有效
	 * Event	 事件类型，scancode_push
	 * Event	 事件类型，scancode_waitmsg
	 *
	 * @return: array | false
	 * array (
	 *     'ScanType'=>'qrcode',
	 *     'ScanResult'=>'123123'
	 * )
	 */
	public function getRevScanInfo(){
		if (isset($this->_receive['ScanCodeInfo'])){
		    if (!is_array($this->_receive['ScanCodeInfo'])) {
		        $array=(array)$this->_receive['ScanCodeInfo'];
		        $this->_receive['ScanCodeInfo']=$array;
		    }else {
		        $array=$this->_receive['ScanCodeInfo'];
		    }
		}
		if (isset($array) && count($array) > 0) {
			return $array;
		} else {
			return false;
		}
	}

	/**
	 * 获取自定义菜单的图片发送事件信息
	 *
	 * 事件类型为以下三种时则调用此方法有效
	 * Event	 事件类型，pic_sysphoto        弹出系统拍照发图的事件推送
	 * Event	 事件类型，pic_photo_or_album  弹出拍照或者相册发图的事件推送
	 * Event	 事件类型，pic_weixin          弹出微信相册发图器的事件推送
	 *
	 * @return: array | false
	 * array (
	 *   'Count' => '2',
	 *   'PicList' =>array (
	 *         'item' =>array (
	 *             0 =>array ('PicMd5Sum' => 'aaae42617cf2a14342d96005af53624c'),
	 *             1 =>array ('PicMd5Sum' => '149bd39e296860a2adc2f1bb81616ff8'),
	 *         ),
	 *   ),
	 * )
	 *
	 */
	public function getRevSendPicsInfo(){
		if (isset($this->_receive['SendPicsInfo'])){
		    if (!is_array($this->_receive['SendPicsInfo'])) {
		        $array=(array)$this->_receive['SendPicsInfo'];
		        if (isset($array['PicList'])){
		            $array['PicList']=(array)$array['PicList'];
		            $item=$array['PicList']['item'];
		            $array['PicList']['item']=array();
		            foreach ( $item as $key => $value ){
		                $array['PicList']['item'][$key]=(array)$value;
		            }
		        }
		        $this->_receive['SendPicsInfo']=$array;
		    } else {
		        $array=$this->_receive['SendPicsInfo'];
		    }
		}
		if (isset($array) && count($array) > 0) {
			return $array;
		} else {
			return false;
		}
	}

	/**
	 * 获取自定义菜单的地理位置选择器事件推送
	 *
	 * 事件类型为以下时则可以调用此方法有效
	 * Event	 事件类型，location_select        弹出地理位置选择器的事件推送
	 *
	 * @return: array | false
	 * array (
	 *   'Location_X' => '33.731655000061',
	 *   'Location_Y' => '113.29955200008047',
	 *   'Scale' => '16',
	 *   'Label' => '某某市某某区某某路',
	 *   'Poiname' => '',
	 * )
	 *
	 */
	public function getRevSendGeoInfo(){
	    if (isset($this->_receive['SendLocationInfo'])){
	        if (!is_array($this->_receive['SendLocationInfo'])) {
	            $array=(array)$this->_receive['SendLocationInfo'];
	            if (empty($array['Poiname'])) {
	                $array['Poiname']="";
	            }
	            if (empty($array['Label'])) {
	                $array['Label']="";
	            }
	            $this->_receive['SendLocationInfo']=$array;
	        } else {
	            $array=$this->_receive['SendLocationInfo'];
	        }
	    }
	    if (isset($array) && count($array) > 0) {
	        return $array;
	    } else {
	        return false;
	    }
	}

	/**
	 * 获取接收语音推送
	 */
	public function getRevVoice(){
		if (isset($this->_receive['MediaId'])){
			return array(
				'mediaid'=>$this->_receive['MediaId'],
				'format'=>$this->_receive['Format'],
			);
		} else
			return false;
	}

	/**
	 * 获取接收视频推送
	 */
	public function getRevVideo(){
		if (isset($this->_receive['MediaId'])){
			return array(
					'mediaid'=>$this->_receive['MediaId'],
					'thumbmediaid'=>$this->_receive['ThumbMediaId']
			);
		} else
			return false;
	}

	/**
	 * 获取接收TICKET
	 */
	public function getRevTicket(){
		if (isset($this->_receive['Ticket'])){
			return $this->_receive['Ticket'];
		} else
			return false;
	}

	/**
	* 获取二维码的场景值
	*/
	public function getRevSceneId (){
		if (isset($this->_receive['EventKey'])){
			return str_replace('qrscene_','',$this->_receive['EventKey']);
		} else{
			return false;
		}
	}

	/**
	* 获取主动推送的消息ID
	* 经过验证，这个和普通的消息MsgId不一样
	* 当Event为 MASSSENDJOBFINISH 或 TEMPLATESENDJOBFINISH
	*/
	public function getRevTplMsgID(){
		if (isset($this->_receive['MsgID'])){
			return $this->_receive['MsgID'];
		} else
			return false;
	}

	/**
	* 获取模板消息发送状态
	*/
	public function getRevStatus(){
		if (isset($this->_receive['Status'])){
			return $this->_receive['Status'];
		} else
			return false;
	}

	/**
	* 获取群发或模板消息发送结果
	* 当Event为 MASSSENDJOBFINISH 或 TEMPLATESENDJOBFINISH，即高级群发/模板消息
	*/
	public function getRevResult(){
		if (isset($this->_receive['Status'])) //发送是否成功，具体的返回值请参考 高级群发/模板消息 的事件推送说明
			$array['Status'] = $this->_receive['Status'];
		if (isset($this->_receive['MsgID'])) //发送的消息id
			$array['MsgID'] = $this->_receive['MsgID'];

		//以下仅当群发消息时才会有的事件内容
		if (isset($this->_receive['TotalCount']))     //分组或openid列表内粉丝数量
			$array['TotalCount'] = $this->_receive['TotalCount'];
		if (isset($this->_receive['FilterCount']))    //过滤（过滤是指特定地区、性别的过滤、用户设置拒收的过滤，用户接收已超4条的过滤）后，准备发送的粉丝数
			$array['FilterCount'] = $this->_receive['FilterCount'];
		if (isset($this->_receive['SentCount']))     //发送成功的粉丝数
			$array['SentCount'] = $this->_receive['SentCount'];
		if (isset($this->_receive['ErrorCount']))    //发送失败的粉丝数
			$array['ErrorCount'] = $this->_receive['ErrorCount'];
		if (isset($array) && count($array) > 0) {
		    return $array;
		} else {
		    return false;
		}
	}

	/**
	 * 获取多客服会话状态推送事件 - 接入会话
	 * 当Event为 kfcreatesession 即接入会话
	 * @return string | boolean  返回分配到的客服
	 */
	public function getRevKFCreate(){
		if (isset($this->_receive['KfAccount'])){
			return $this->_receive['KfAccount'];
		} else
			return false;
	}

	/**
	 * 获取多客服会话状态推送事件 - 关闭会话
	 * 当Event为 kfclosesession 即关闭会话
	 * @return string | boolean  返回分配到的客服
	 */
	public function getRevKFClose(){
	    if (isset($this->_receive['KfAccount'])){
	        return $this->_receive['KfAccount'];
	    } else
	        return false;
	}

	/**
	 * 获取多客服会话状态推送事件 - 转接会话
	 * 当Event为 kfswitchsession 即转接会话
	 * @return array | boolean  返回分配到的客服
	 * {
	 *     'FromKfAccount' => '',      //原接入客服
	 *     'ToKfAccount' => ''            //转接到客服
	 * }
	 */
	public function getRevKFSwitch(){
	    if (isset($this->_receive['FromKfAccount']))     //原接入客服
	        $array['FromKfAccount'] = $this->_receive['FromKfAccount'];
	    if (isset($this->_receive['ToKfAccount']))    //转接到客服
	        $array['ToKfAccount'] = $this->_receive['ToKfAccount'];
	    if (isset($array) && count($array) > 0) {
	        return $array;
	    } else {
	        return false;
	    }
	}

	/**
	 * 获取卡券事件推送 - 卡卷审核是否通过
	 * 当Event为 card_pass_check(审核通过) 或 card_not_pass_check(未通过)
	 * @return string|boolean  返回卡券ID
	 */
	public function getRevCardPass(){
	    if (isset($this->_receive['CardId']))
	        return $this->_receive['CardId'];
	    else
	        return false;
	}

	/**
	 * 获取卡券事件推送 - 领取卡券
	 * 当Event为 user_get_card(用户领取卡券)
	 * @return array|boolean
	 */
	public function getRevCardGet(){
	    if (isset($this->_receive['CardId']))     //卡券 ID
	        $array['CardId'] = $this->_receive['CardId'];
	    if (isset($this->_receive['IsGiveByFriend']))    //是否为转赠，1 代表是，0 代表否。
	        $array['IsGiveByFriend'] = $this->_receive['IsGiveByFriend'];
	    if (isset($this->_receive['UserCardCode']) && !empty($this->_receive['UserCardCode'])) //code 序列号。自定义 code 及非自定义 code的卡券被领取后都支持事件推送。
	        $array['UserCardCode'] = $this->_receive['UserCardCode'];
	    if (isset($array) && count($array) > 0) {
	        return $array;
	    } else {
	        return false;
	    }
	}

	/**
	 * 获取卡券事件推送 - 删除卡券
	 * 当Event为 user_del_card(用户删除卡券)
	 * @return array|boolean
	 */
	public function getRevCardDel(){
	    if (isset($this->_receive['CardId']))     //卡券 ID
	        $array['CardId'] = $this->_receive['CardId'];
	    if (isset($this->_receive['UserCardCode']) && !empty($this->_receive['UserCardCode'])) //code 序列号。自定义 code 及非自定义 code的卡券被领取后都支持事件推送。
	        $array['UserCardCode'] = $this->_receive['UserCardCode'];
	    if (isset($array) && count($array) > 0) {
	        return $array;
	    } else {
	        return false;
	    }
	}

	public static function xmlSafeStr($str)
	{
		return '<![CDATA['.preg_replace("/[\\x00-\\x08\\x0b-\\x0c\\x0e-\\x1f]/",'',$str).']]>';
	}

	/**
	 * 数据XML编码
	 * @param mixed $data 数据
	 * @return string
	 */
	public static function data_to_xml($data) {
	    $xml = '';
	    foreach ($data as $key => $val) {
	        is_numeric($key) && $key = "item id=\"$key\"";
	        $xml    .=  "<$key>";
	        $xml    .=  ( is_array($val) || is_object($val)) ? self::data_to_xml($val)  : self::xmlSafeStr($val);
	        list($key, ) = explode(' ', $key);
	        $xml    .=  "</$key>";
	    }
	    return $xml;
	}

	/**
	 * XML编码
	 * @param mixed $data 数据
	 * @param string $root 根节点名
	 * @param string $item 数字索引的子节点名
	 * @param string $attr 根节点属性
	 * @param string $id   数字索引子节点key转换的属性名
	 * @param string $encoding 数据编码
	 * @return string
	*/
	public function xml_encode($data, $root='xml', $item='item', $attr='', $id='id', $encoding='utf-8') {
	    if(is_array($attr)){
	        $_attr = array();
	        foreach ($attr as $key => $value) {
	            $_attr[] = "{$key}=\"{$value}\"";
	        }
	        $attr = implode(' ', $_attr);
	    }
	    $attr   = trim($attr);
	    $attr   = empty($attr) ? '' : " {$attr}";
	    $xml   = "<{$root}{$attr}>";
	    $xml   .= self::data_to_xml($data, $item, $id);
	    $xml   .= "</{$root}>";
	    return $xml;
	}

	/**
	 * 过滤文字回复\r\n换行符
	 * @param string $text
	 * @return string|mixed
	 */
	private function _auto_text_filter($text) {
		if (!$this->_text_filter) return $text;
		return str_replace("\r\n", "\n", $text);
	}

	/**
	 * 设置回复消息
	 * Example: $obj->text('hello')->reply();
	 * @param string $text
	 */
	public function text($text='')
	{
		$FuncFlag = $this->_funcflag ? 1 : 0;
		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'MsgType'=>self::MSGTYPE_TEXT,
			'Content'=>$this->_auto_text_filter($text),
			'CreateTime'=>time(),
			'FuncFlag'=>$FuncFlag
		);
		$this->Message($msg);
		return $this;
	}
	/**
	 * 设置回复消息
	 * Example: $obj->image('media_id')->reply();
	 * @param string $mediaid
	 */
	public function image($mediaid='')
	{
		$FuncFlag = $this->_funcflag ? 1 : 0;
		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'MsgType'=>self::MSGTYPE_IMAGE,
			'Image'=>array('MediaId'=>$mediaid),
			'CreateTime'=>time(),
			'FuncFlag'=>$FuncFlag
		);
		$this->Message($msg);
		return $this;
	}

	/**
	 * 设置回复消息
	 * Example: $obj->voice('media_id')->reply();
	 * @param string $mediaid
	 */
	public function voice($mediaid='')
	{
		$FuncFlag = $this->_funcflag ? 1 : 0;
		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'MsgType'=>self::MSGTYPE_VOICE,
			'Voice'=>array('MediaId'=>$mediaid),
			'CreateTime'=>time(),
			'FuncFlag'=>$FuncFlag
		);
		$this->Message($msg);
		return $this;
	}

	/**
	 * 设置回复消息
	 * Example: $obj->video('media_id','title','description')->reply();
	 * @param string $mediaid
	 */
	public function video($mediaid='',$title='',$description='')
	{
		$FuncFlag = $this->_funcflag ? 1 : 0;
		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'MsgType'=>self::MSGTYPE_VIDEO,
			'Video'=>array(
			        'MediaId'=>$mediaid,
			        'Title'=>$title,
			        'Description'=>$description
			),
			'CreateTime'=>time(),
			'FuncFlag'=>$FuncFlag
		);
		$this->Message($msg);
		return $this;
	}

	/**
	 * 设置回复音乐
	 * @param string $title
	 * @param string $desc
	 * @param string $musicurl
	 * @param string $hgmusicurl
	 * @param string $thumbmediaid 音乐图片缩略图的媒体id，非必须
	 */
	public function music($title,$desc,$musicurl,$hgmusicurl='',$thumbmediaid='') {
		$FuncFlag = $this->_funcflag ? 1 : 0;
		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'CreateTime'=>time(),
			'MsgType'=>self::MSGTYPE_MUSIC,
			'Music'=>array(
				'Title'=>$title,
				'Description'=>$desc,
				'MusicUrl'=>$musicurl,
				'HQMusicUrl'=>$hgmusicurl
			),
			'FuncFlag'=>$FuncFlag
		);
		if ($thumbmediaid) {
			$msg['Music']['ThumbMediaId'] = $thumbmediaid;
		}
		$this->Message($msg);
		return $this;
	}

	/**
	 * 设置回复图文
	 * @param array $newsData
	 * 数组结构:
	 *  array(
	 *  	"0"=>array(
	 *  		'Title'=>'msg title',
	 *  		'Description'=>'summary text',
	 *  		'PicUrl'=>'http://www.domain.com/1.jpg',
	 *  		'Url'=>'http://www.domain.com/1.html'
	 *  	),
	 *  	"1"=>....
	 *  )
	 */
	public function news($newsData=array())
	{
		$FuncFlag = $this->_funcflag ? 1 : 0;
		$count = count($newsData);

		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'MsgType'=>self::MSGTYPE_NEWS,
			'CreateTime'=>time(),
			'ArticleCount'=>$count,
			'Articles'=>$newsData,
			'FuncFlag'=>$FuncFlag
		);
		$this->Message($msg);
		return $this;
	}

	/**
	 *
	 * 回复微信服务器, 此函数支持链式操作
	 * Example: $this->text('msg tips')->reply();
	 * @param string $msg 要发送的信息, 默认取$this->_msg
	 * @param bool $return 是否返回信息而不抛出到浏览器 默认:否
	 */
	public function reply($msg=array(),$return = false)
	{
		if (empty($msg)) {
		    if (empty($this->_msg))   //防止不先设置回复内容，直接调用reply方法导致异常
		        return false;
			$msg = $this->_msg;
		}
		$xmldata=  $this->xml_encode($msg);
		$this->log($xmldata);
		if ($this->encrypt_type == 'aes') { //如果来源消息为加密方式
		    $pc = new Prpcrypt($this->encodingAesKey);
		    $array = $pc->encrypt($xmldata, $this->appid);
		    $ret = $array[0];
		    if ($ret != 0) {
		        $this->log('encrypt err!');
		        return false;
		    }
		    $timestamp = time();
		    $nonce = rand(77,999)*rand(605,888)*rand(11,99);
		    $encrypt = $array[1];
		    $tmpArr = array($this->token, $timestamp, $nonce,$encrypt);//比普通公众平台多了一个加密的密文
		    sort($tmpArr, SORT_STRING);
		    $signature = implode($tmpArr);
		    $signature = sha1($signature);
		    $xmldata = $this->generate($encrypt, $signature, $timestamp, $nonce);
		    $this->log($xmldata);
		}
		if ($return)
			return $xmldata;
		else
			echo $xmldata;
	}

    /**
     * xml格式加密，仅请求为加密方式时再用
     */
	private function generate($encrypt, $signature, $timestamp, $nonce)
	{
	    //格式化加密信息
	    $format = "<xml>
<Encrypt><![CDATA[%s]]></Encrypt>
<MsgSignature><![CDATA[%s]]></MsgSignature>
<TimeStamp>%s</TimeStamp>
<Nonce><![CDATA[%s]]></Nonce>
</xml>";
	    return sprintf($format, $encrypt, $signature, $timestamp, $nonce);
	}

	/**
	 * GET 请求
	 * @param string $url
	 */
	private function http_get($url){
		$oCurl = curl_init();
		if(stripos($url,"https://")!==FALSE){
			curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
			curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, FALSE);
			curl_setopt($oCurl, CURLOPT_SSLVERSION, 1); //CURL_SSLVERSION_TLSv1
		}
		curl_setopt($oCurl, CURLOPT_URL, $url);
		curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1 );
		$sContent = curl_exec($oCurl);
		$aStatus = curl_getinfo($oCurl);
		curl_close($oCurl);
		if(intval($aStatus["http_code"])==200){
			return $sContent;
		}else{
			return false;
		}
	}

	/**
	 * POST 请求
	 * @param string $url
	 * @param array $param
	 * @param boolean $post_file 是否文件上传
	 * @return string content
	 */
	private function http_post($url,$param,$post_file=false){
		$oCurl = curl_init();
		if(stripos($url,"https://")!==FALSE){
			curl_setopt($oCurl, CURLOPT_SSL_VERIFYPEER, FALSE);
			curl_setopt($oCurl, CURLOPT_SSL_VERIFYHOST, false);
			curl_setopt($oCurl, CURLOPT_SSLVERSION, 1); //CURL_SSLVERSION_TLSv1
		}
		if (is_string($param) || $post_file) {
			$strPOST = $param;
		} else {
			$aPOST = array();
			foreach($param as $key=>$val){
				$aPOST[] = $key."=".urlencode($val);
			}
			$strPOST =  join("&", $aPOST);
		}
		curl_setopt($oCurl, CURLOPT_URL, $url);
		curl_setopt($oCurl, CURLOPT_RETURNTRANSFER, 1 );
		curl_setopt($oCurl, CURLOPT_POST,true);
		curl_setopt($oCurl, CURLOPT_POSTFIELDS,$strPOST);
		$sContent = curl_exec($oCurl);
		$aStatus = curl_getinfo($oCurl);
		curl_close($oCurl);
		if(intval($aStatus["http_code"])==200){
			return $sContent;
		}else{
			return false;
		}
	}

	/**
	 * 设置缓存，按需重载
	 * @param string $cachename
	 * @param mixed $value
	 * @param int $expired
	 * @return boolean
	 */
	protected function setCache($cachename,$value,$expired){
		//TODO: set cache implementation
		return false;
	}

	/**
	 * 获取缓存，按需重载
	 * @param string $cachename
	 * @return mixed
	 */
	protected function getCache($cachename){
		//TODO: get cache implementation
		return false;
	}

	/**
	 * 清除缓存，按需重载
	 * @param string $cachename
	 * @return boolean
	 */
	protected function removeCache($cachename){
		//TODO: remove cache implementation
		return false;
	}

	/**
	 * 获取access_token
	 * @param string $appid 如在类初始化时已提供，则可为空
	 * @param string $appsecret 如在类初始化时已提供，则可为空
	 * @param string $token 手动指定access_token，非必要情况不建议用
	 */
	public function checkAuth($appid='',$appsecret='',$token=''){
		if (!$appid || !$appsecret) {
			$appid = $this->appid;
			$appsecret = $this->appsecret;
		}
		if ($token) { //手动指定token，优先使用
		    $this->access_token=$token;
		    return $this->access_token;
		}

		$authname = 'wechat_access_token'.$appid;
		if ($rs = $this->getCache($authname))  {
			$this->access_token = $rs;
			return $rs;
		}

		$result = $this->http_get(self::API_URL_PREFIX.self::AUTH_URL.'appid='.$appid.'&secret='.$appsecret);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || isset($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			$this->access_token = $json['access_token'];
			$expire = $json['expires_in'] ? intval($json['expires_in'])-100 : 3600;
			$this->setCache($authname,$this->access_token,$expire);
			return $this->access_token;
		}
		return false;
	}

	/**
	 * 删除验证数据
	 * @param string $appid
	 */
	public function resetAuth($appid=''){
		if (!$appid) $appid = $this->appid;
		$this->access_token = '';
		$authname = 'wechat_access_token'.$appid;
		$this->removeCache($authname);
		return true;
	}

	/**
	 * 删除JSAPI授权TICKET
	 * @param string $appid 用于多个appid时使用
	 */
	public function resetJsTicket($appid=''){
		if (!$appid) $appid = $this->appid;
		$this->jsapi_ticket = '';
		$authname = 'wechat_jsapi_ticket'.$appid;
		$this->removeCache($authname);
		return true;
	}

	/**
	 * 获取JSAPI授权TICKET
	 * @param string $appid 用于多个appid时使用,可空
	 * @param string $jsapi_ticket 手动指定jsapi_ticket，非必要情况不建议用
	 */
	public function getJsTicket($appid='',$jsapi_ticket=''){
		if (!$this->access_token && !$this->checkAuth()) return false;
		if (!$appid) $appid = $this->appid;
		if ($jsapi_ticket) { //手动指定token，优先使用
		    $this->jsapi_ticket = $jsapi_ticket;
		    return $this->jsapi_ticket;
		}
		$authname = 'wechat_jsapi_ticket'.$appid;
		if ($rs = $this->getCache($authname))  {
			$this->jsapi_ticket = $rs;
			return $rs;
		}
		$result = $this->http_get(self::API_URL_PREFIX.self::GET_TICKET_URL.'access_token='.$this->access_token.'&type=jsapi');
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			$this->jsapi_ticket = $json['ticket'];
			$expire = $json['expires_in'] ? intval($json['expires_in'])-100 : 3600;
			$this->setCache($authname,$this->jsapi_ticket,$expire);
			return $this->jsapi_ticket;
		}
		return false;
	}


	/**
	 * 获取JsApi使用签名
	 * @param string $url 网页的URL，自动处理#及其后面部分
	 * @param string $timestamp 当前时间戳 (为空则自动生成)
	 * @param string $noncestr 随机串 (为空则自动生成)
	 * @param string $appid 用于多个appid时使用,可空
	 * @return array|bool 返回签名字串
	 */
	public function getJsSign($url, $timestamp=0, $noncestr='', $appid=''){
	    if (!$this->jsapi_ticket && !$this->getJsTicket($appid) || !$url) return false;
	    if (!$timestamp)
	        $timestamp = time();
	    if (!$noncestr)
	        $noncestr = $this->generateNonceStr();
	    $ret = strpos($url,'#');
	    if ($ret)
	        $url = substr($url,0,$ret);
	    $url = trim($url);
	    if (empty($url))
	        return false;
	    $arrdata = array("timestamp" => $timestamp, "noncestr" => $noncestr, "url" => $url, "jsapi_ticket" => $this->jsapi_ticket);
	    $sign = $this->getSignature($arrdata);
	    if (!$sign)
	        return false;
	    $signPackage = array(
	            "appid"     => $this->appid,
	            "noncestr"  => $noncestr,
	            "timestamp" => $timestamp,
	            "url"       => $url,
	            "signature" => $sign
	    );
	    return $signPackage;
	}

	/**
	 * 微信api不支持中文转义的json结构
	 * @param array $arr
	 */
	static function json_encode($arr) {
		$parts = array ();
		$is_list = false;
		//Find out if the given array is a numerical array
		$keys = array_keys ( $arr );
		$max_length = count ( $arr ) - 1;
		if (($keys [0] === 0) && ($keys [$max_length] === $max_length )) { //See if the first key is 0 and last key is length - 1
			$is_list = true;
			for($i = 0; $i < count ( $keys ); $i ++) { //See if each key correspondes to its position
				if ($i != $keys [$i]) { //A key fails at position check.
					$is_list = false; //It is an associative array.
					break;
				}
			}
		}
		foreach ( $arr as $key => $value ) {
			if (is_array ( $value )) { //Custom handling for arrays
				if ($is_list)
					$parts [] = self::json_encode ( $value ); /* :RECURSION: */
				else
					$parts [] = '"' . $key . '":' . self::json_encode ( $value ); /* :RECURSION: */
			} else {
				$str = '';
				if (! $is_list)
					$str = '"' . $key . '":';
				//Custom handling for multiple data types
				if (!is_string ( $value ) && is_numeric ( $value ) && $value<2000000000)
					$str .= $value; //Numbers
				elseif ($value === false)
				$str .= 'false'; //The booleans
				elseif ($value === true)
				$str .= 'true';
				else
					$str .= '"' . addslashes ( $value ) . '"'; //All other things
				// :TODO: Is there any more datatype we should be in the lookout for? (Object?)
				$parts [] = $str;
			}
		}
		$json = implode ( ',', $parts );
		if ($is_list)
			return '[' . $json . ']'; //Return numerical JSON
		return '{' . $json . '}'; //Return associative JSON
	}

	/**
	 * 获取签名
	 * @param array $arrdata 签名数组
	 * @param string $method 签名方法
	 * @return boolean|string 签名值
	 */
	public function getSignature($arrdata,$method="sha1") {
		if (!function_exists($method)) return false;
		ksort($arrdata);
		$paramstring = "";
		foreach($arrdata as $key => $value)
		{
			if(strlen($paramstring) == 0)
				$paramstring .= $key . "=" . $value;
			else
				$paramstring .= "&" . $key . "=" . $value;
		}
		$Sign = $method($paramstring);
		return $Sign;
	}

	/**
	 * 生成随机字串
	 * @param number $length 长度，默认为16，最长为32字节
	 * @return string
	 */
	public function generateNonceStr($length=16){
		// 密码字符集，可任意添加你需要的字符
		$chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
		$str = "";
		for($i = 0; $i < $length; $i++)
		{
			$str .= $chars[mt_rand(0, strlen($chars) - 1)];
		}
		return $str;
	}

	/**
	 * 获取微信服务器IP地址列表
	 * @return array('127.0.0.1','127.0.0.1')
	 */
	public function getServerIp(){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::CALLBACKSERVER_GET_URL.'access_token='.$this->access_token);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || isset($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json['ip_list'];
		}
		return false;
	}

	/**
	 * 创建菜单(认证后的订阅号可用)
	 * @param array $data 菜单数组数据
	 * example:
     * 	array (
     * 	    'button' => array (
     * 	      0 => array (
     * 	        'name' => '扫码',
     * 	        'sub_button' => array (
     * 	            0 => array (
     * 	              'type' => 'scancode_waitmsg',
     * 	              'name' => '扫码带提示',
     * 	              'key' => 'rselfmenu_0_0',
     * 	            ),
     * 	            1 => array (
     * 	              'type' => 'scancode_push',
     * 	              'name' => '扫码推事件',
     * 	              'key' => 'rselfmenu_0_1',
     * 	            ),
     * 	        ),
     * 	      ),
     * 	      1 => array (
     * 	        'name' => '发图',
     * 	        'sub_button' => array (
     * 	            0 => array (
     * 	              'type' => 'pic_sysphoto',
     * 	              'name' => '系统拍照发图',
     * 	              'key' => 'rselfmenu_1_0',
     * 	            ),
     * 	            1 => array (
     * 	              'type' => 'pic_photo_or_album',
     * 	              'name' => '拍照或者相册发图',
     * 	              'key' => 'rselfmenu_1_1',
     * 	            )
     * 	        ),
     * 	      ),
     * 	      2 => array (
     * 	        'type' => 'location_select',
     * 	        'name' => '发送位置',
     * 	        'key' => 'rselfmenu_2_0'
     * 	      ),
     * 	    ),
     * 	)
     * type可以选择为以下几种，其中5-8除了收到菜单事件以外，还会单独收到对应类型的信息。
     * 1、click：点击推事件
     * 2、view：跳转URL
     * 3、scancode_push：扫码推事件
     * 4、scancode_waitmsg：扫码推事件且弹出“消息接收中”提示框
     * 5、pic_sysphoto：弹出系统拍照发图
     * 6、pic_photo_or_album：弹出拍照或者相册发图
     * 7、pic_weixin：弹出微信相册发图器
     * 8、location_select：弹出地理位置选择器
	 */
	public function createMenu($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::MENU_CREATE_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return true;
		}
		return false;
	}

	/**
	 * 获取菜单(认证后的订阅号可用)
	 * @return array('menu'=>array(....s))
	 */
	public function getMenu(){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::MENU_GET_URL.'access_token='.$this->access_token);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || isset($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 删除菜单(认证后的订阅号可用)
	 * @return boolean
	 */
	public function deleteMenu(){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::MENU_DELETE_URL.'access_token='.$this->access_token);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return true;
		}
		return false;
	}

	/**
	 * 上传临时素材，有效期为3天(认证后的订阅号可用)
	 * 注意：上传大文件时可能需要先调用 set_time_limit(0) 避免超时
	 * 注意：数组的键值任意，但文件名前必须加@，使用单引号以避免本地路径斜杠被转义
     * 注意：临时素材的media_id是可复用的！
	 * @param array $data {"media":'@Path\filename.jpg'}
	 * @param type 类型：图片:image 语音:voice 视频:video 缩略图:thumb
	 * @return boolean|array
	 */
	public function uploadMedia($data, $type){
		if (!$this->access_token && !$this->checkAuth()) return false;
		//原先的上传多媒体文件接口使用 self::UPLOAD_MEDIA_URL 前缀
		$result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_UPLOAD_URL.'access_token='.$this->access_token.'&type='.$type,$data,true);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 获取临时素材(认证后的订阅号可用)
	 * @param string $media_id 媒体文件id
	 * @param boolean $is_video 是否为视频文件，默认为否
	 * @return raw data
	 */
	public function getMedia($media_id,$is_video=false){
		if (!$this->access_token && !$this->checkAuth()) return false;
		//原先的上传多媒体文件接口使用 self::UPLOAD_MEDIA_URL 前缀
		//如果要获取的素材是视频文件时，不能使用https协议，必须更换成http协议
		$url_prefix = $is_video?str_replace('https','http',self::API_URL_PREFIX):self::API_URL_PREFIX;
		$result = $this->http_get($url_prefix.self::MEDIA_GET_URL.'access_token='.$this->access_token.'&media_id='.$media_id);
		if ($result)
		{
            if (is_string($result)) {
                $json = json_decode($result,true);
                if (isset($json['errcode'])) {
                    $this->errCode = $json['errcode'];
                    $this->errMsg = $json['errmsg'];
                    return false;
                }
            }
			return $result;
		}
		return false;
	}


    /**
     * 上传永久素材(认证后的订阅号可用)
     * 新增的永久素材也可以在公众平台官网素材管理模块中看到
     * 注意：上传大文件时可能需要先调用 set_time_limit(0) 避免超时
     * 注意：数组的键值任意，但文件名前必须加@，使用单引号以避免本地路径斜杠被转义
     * @param array $data {"media":'@Path\filename.jpg'}
     * @param type 类型：图片:image 语音:voice 视频:video 缩略图:thumb
     * @param boolean $is_video 是否为视频文件，默认为否
     * @param array $video_info 视频信息数组，非视频素材不需要提供 array('title'=>'视频标题','introduction'=>'描述')
     * @return boolean|array
     */
    public function uploadForeverMedia($data, $type,$is_video=false,$video_info=array()){
        if (!$this->access_token && !$this->checkAuth()) return false;
        //#TODO 暂不确定此接口是否需要让视频文件走http协议
        //如果要获取的素材是视频文件时，不能使用https协议，必须更换成http协议
        //$url_prefix = $is_video?str_replace('https','http',self::API_URL_PREFIX):self::API_URL_PREFIX;
        //当上传视频文件时，附加视频文件信息
        if ($is_video) $data['description'] = self::json_encode($video_info);
        $result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_FOREVER_UPLOAD_URL.'access_token='.$this->access_token.'&type='.$type,$data,true);
        if ($result)
        {
            $json = json_decode($result,true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 上传永久图文素材(认证后的订阅号可用)
     * 新增的永久素材也可以在公众平台官网素材管理模块中看到
     * @param array $data 消息结构{"articles":[{...}]}
     * @return boolean|array
     */
    public function uploadForeverArticles($data){
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_FOREVER_NEWS_UPLOAD_URL.'access_token='.$this->access_token,self::json_encode($data));
        if ($result)
        {
            $json = json_decode($result,true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 修改永久图文素材(认证后的订阅号可用)
     * 永久素材也可以在公众平台官网素材管理模块中看到
     * @param string $media_id 图文素材id
     * @param array $data 消息结构{"articles":[{...}]}
     * @param int $index 更新的文章在图文素材的位置，第一篇为0，仅多图文使用
     * @return boolean|array
     */
    public function updateForeverArticles($media_id,$data,$index=0){
        if (!$this->access_token && !$this->checkAuth()) return false;
        if (!isset($data['media_id'])) $data['media_id'] = $media_id;
        if (!isset($data['index'])) $data['index'] = $index;
        $result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_FOREVER_NEWS_UPDATE_URL.'access_token='.$this->access_token,self::json_encode($data));
        if ($result)
        {
            $json = json_decode($result,true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 获取永久素材(认证后的订阅号可用)
     * 返回图文消息数组或二进制数据，失败返回false
     * @param string $media_id 媒体文件id
     * @param boolean $is_video 是否为视频文件，默认为否
     * @return boolean|array|raw data
     */
    public function getForeverMedia($media_id,$is_video=false){
        if (!$this->access_token && !$this->checkAuth()) return false;
        $data = array('media_id' => $media_id);
        //#TODO 暂不确定此接口是否需要让视频文件走http协议
        //如果要获取的素材是视频文件时，不能使用https协议，必须更换成http协议
        //$url_prefix = $is_video?str_replace('https','http',self::API_URL_PREFIX):self::API_URL_PREFIX;
        $result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_FOREVER_GET_URL.'access_token='.$this->access_token,self::json_encode($data));
        if ($result)
        {
            if (is_string($result)) {
                $json = json_decode($result,true);
                if (isset($json['errcode'])) {
                    $this->errCode = $json['errcode'];
                    $this->errMsg = $json['errmsg'];
                    return false;
                }
                return $json;
            }
            return $result;
        }
        return false;
    }

    /**
     * 删除永久素材(认证后的订阅号可用)
     * @param string $media_id 媒体文件id
     * @return boolean
     */
    public function delForeverMedia($media_id){
        if (!$this->access_token && !$this->checkAuth()) return false;
        $data = array('media_id' => $media_id);
        $result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_FOREVER_DEL_URL.'access_token='.$this->access_token,self::json_encode($data));
        if ($result)
        {
            $json = json_decode($result,true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 获取永久素材列表(认证后的订阅号可用)
     * @param string $type 素材的类型,图片（image）、视频（video）、语音 （voice）、图文（news）
     * @param int $offset 全部素材的偏移位置，0表示从第一个素材
     * @param int $count 返回素材的数量，取值在1到20之间
     * @return boolean|array
     * 返回数组格式:
     * array(
     *  'total_count'=>0, //该类型的素材的总数
     *  'item_count'=>0,  //本次调用获取的素材的数量
     *  'item'=>array()   //素材列表数组，内容定义请参考官方文档
     * )
     */
    public function getForeverList($type,$offset,$count){
        if (!$this->access_token && !$this->checkAuth()) return false;
        $data = array(
            'type' => $type,
            'offset' => $offset,
            'count' => $count,
        );
        $result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_FOREVER_BATCHGET_URL.'access_token='.$this->access_token,self::json_encode($data));
        if ($result)
        {
            $json = json_decode($result,true);
            if (isset($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 获取永久素材总数(认证后的订阅号可用)
     * @return boolean|array
     * 返回数组格式:
     * array(
     *  'voice_count'=>0, //语音总数量
     *  'video_count'=>0, //视频总数量
     *  'image_count'=>0, //图片总数量
     *  'news_count'=>0   //图文总数量
     * )
     */
    public function getForeverCount(){
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_get(self::API_URL_PREFIX.self::MEDIA_FOREVER_COUNT_URL.'access_token='.$this->access_token);
        if ($result)
        {
            $json = json_decode($result,true);
            if (isset($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

	/**
	 * 上传图文消息素材，用于群发(认证后的订阅号可用)
	 * @param array $data 消息结构{"articles":[{...}]}
	 * @return boolean|array
	 */
	public function uploadArticles($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::MEDIA_UPLOADNEWS_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 上传视频素材(认证后的订阅号可用)
	 * @param array $data 消息结构
	 * {
	 *     "media_id"=>"",     //通过上传媒体接口得到的MediaId
	 *     "title"=>"TITLE",    //视频标题
	 *     "description"=>"Description"        //视频描述
	 * }
	 * @return boolean|array
	 * {
	 *     "type":"video",
	 *     "media_id":"mediaid",
	 *     "created_at":1398848981
	 *  }
	 */
	public function uploadMpVideo($data){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::UPLOAD_MEDIA_URL.self::MEDIA_VIDEO_UPLOAD.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 高级群发消息, 根据OpenID列表群发图文消息(订阅号不可用)
	 * 	注意：视频需要在调用uploadMedia()方法后，再使用 uploadMpVideo() 方法生成，
	 *             然后获得的 mediaid 才能用于群发，且消息类型为 mpvideo 类型。
	 * @param array $data 消息结构
	 * {
	 *     "touser"=>array(
	 *         "OPENID1",
	 *         "OPENID2"
	 *     ),
	 *      "msgtype"=>"mpvideo",
	 *      // 在下面5种类型中选择对应的参数内容
	 *      // mpnews | voice | image | mpvideo => array( "media_id"=>"MediaId")
	 *      // text => array ( "content" => "hello")
	 * }
	 * @return boolean|array
	 */
	public function sendMassMessage($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::MASS_SEND_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 高级群发消息, 根据群组id群发图文消息(认证后的订阅号可用)
	 * 	注意：视频需要在调用uploadMedia()方法后，再使用 uploadMpVideo() 方法生成，
	 *             然后获得的 mediaid 才能用于群发，且消息类型为 mpvideo 类型。
	 * @param array $data 消息结构
	 * {
	 *     "filter"=>array(
	 *         "is_to_all"=>False,     //是否群发给所有用户.True不用分组id，False需填写分组id
	 *         "group_id"=>"2"     //群发的分组id
	 *     ),
	 *      "msgtype"=>"mpvideo",
	 *      // 在下面5种类型中选择对应的参数内容
	 *      // mpnews | voice | image | mpvideo => array( "media_id"=>"MediaId")
	 *      // text => array ( "content" => "hello")
	 * }
	 * @return boolean|array
	 */
	public function sendGroupMassMessage($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::MASS_SEND_GROUP_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 高级群发消息, 删除群发图文消息(认证后的订阅号可用)
	 * @param int $msg_id 消息id
	 * @return boolean|array
	 */
	public function deleteMassMessage($msg_id){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::MASS_DELETE_URL.'access_token='.$this->access_token,self::json_encode(array('msg_id'=>$msg_id)));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return true;
		}
		return false;
	}

	/**
	 * 高级群发消息, 预览群发消息(认证后的订阅号可用)
	 * 	注意：视频需要在调用uploadMedia()方法后，再使用 uploadMpVideo() 方法生成，
	 *             然后获得的 mediaid 才能用于群发，且消息类型为 mpvideo 类型。
	 * @param array $data 消息结构
	 * {
	 *     "touser"=>"OPENID",
	 *      "msgtype"=>"mpvideo",
	 *      // 在下面5种类型中选择对应的参数内容
	 *      // mpnews | voice | image | mpvideo => array( "media_id"=>"MediaId")
	 *      // text => array ( "content" => "hello")
	 * }
	 * @return boolean|array
	 */
	public function previewMassMessage($data){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_URL_PREFIX.self::MASS_PREVIEW_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 高级群发消息, 查询群发消息发送状态(认证后的订阅号可用)
	 * @param int $msg_id 消息id
	 * @return boolean|array
	 * {
	 *     "msg_id":201053012,     //群发消息后返回的消息id
	 *     "msg_status":"SEND_SUCCESS" //消息发送后的状态，SENDING表示正在发送 SEND_SUCCESS表示发送成功
	 * }
	 */
	public function queryMassMessage($msg_id){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::MASS_QUERY_URL.'access_token='.$this->access_token,self::json_encode(array('msg_id'=>$msg_id)));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 创建二维码ticket
	 * @param int|string $scene_id 自定义追踪id,临时二维码只能用数值型
	 * @param int $type 0:临时二维码；1:永久二维码(此时expire参数无效)；2:永久二维码(此时expire参数无效)
	 * @param int $expire 临时二维码有效期，最大为1800秒
	 * @return array('ticket'=>'qrcode字串','expire_seconds'=>1800,'url'=>'二维码图片解析后的地址')
	 */
	public function getQRCode($scene_id,$type=0,$expire=1800){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$type = ($type && is_string($scene_id))?2:$type;
		$data = array(
			'action_name'=>$type?($type == 2?"QR_LIMIT_STR_SCENE":"QR_LIMIT_SCENE"):"QR_SCENE",
			'expire_seconds'=>$expire,
			'action_info'=>array('scene'=>($type == 2?array('scene_str'=>$scene_id):array('scene_id'=>$scene_id)))
		);
		if ($type == 1) {
			unset($data['expire_seconds']);
		}
		$result = $this->http_post(self::API_URL_PREFIX.self::QRCODE_CREATE_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 获取二维码图片
	 * @param string $ticket 传入由getQRCode方法生成的ticket参数
	 * @return string url 返回http地址
	 */
	public function getQRUrl($ticket) {
		return self::QRCODE_IMG_URL.urlencode($ticket);
	}

	/**
	 * 长链接转短链接接口
	 * @param string $long_url 传入要转换的长url
	 * @return boolean|string url 成功则返回转换后的短url
	 */
	public function getShortUrl($long_url){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $data = array(
            'action'=>'long2short',
            'long_url'=>$long_url
	    );
	    $result = $this->http_post(self::API_URL_PREFIX.self::SHORT_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json['short_url'];
	    }
	    return false;
	}

	/**
	 * 获取统计数据
	 * @param string $type  数据分类(user|article|upstreammsg|interface)分别为(用户分析|图文分析|消息分析|接口分析)
	 * @param string $subtype   数据子分类，参考 DATACUBE_URL_ARR 常量定义部分 或者README.md说明文档
	 * @param string $begin_date 开始时间
	 * @param string $end_date   结束时间
	 * @return boolean|array 成功返回查询结果数组，其定义请看官方文档
	 */
	public function getDatacube($type,$subtype,$begin_date,$end_date=''){
	    if (!$this->access_token && !$this->checkAuth()) return false;
		if (!isset(self::$DATACUBE_URL_ARR[$type]) || !isset(self::$DATACUBE_URL_ARR[$type][$subtype]))
			return false;
	    $data = array(
            'begin_date'=>$begin_date,
            'end_date'=>$end_date?$end_date:$begin_date
	    );
	    $result = $this->http_post(self::API_BASE_URL_PREFIX.self::$DATACUBE_URL_ARR[$type][$subtype].'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return isset($json['list'])?$json['list']:$json;
	    }
	    return false;
	}

	/**
	 * 批量获取关注用户列表
	 * @param unknown $next_openid
	 */
	public function getUserList($next_openid=''){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::USER_GET_URL.'access_token='.$this->access_token.'&next_openid='.$next_openid);
		if ($result)
		{
			$json = json_decode($result,true);
			if (isset($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 获取关注者详细信息
	 * @param string $openid
	 * @return array {subscribe,openid,nickname,sex,city,province,country,language,headimgurl,subscribe_time,[unionid]}
	 * 注意：unionid字段 只有在用户将公众号绑定到微信开放平台账号后，才会出现。建议调用前用isset()检测一下
	 */
	public function getUserInfo($openid){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::USER_INFO_URL.'access_token='.$this->access_token.'&openid='.$openid);
		if ($result)
		{
			$json = json_decode($result,true);
			if (isset($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 设置用户备注名
	 * @param string $openid
	 * @param string $remark 备注名
	 * @return boolean|array
	 */
	public function updateUserRemark($openid,$remark){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $data = array(
			'openid'=>$openid,
			'remark'=>$remark
	    );
	    $result = $this->http_post(self::API_URL_PREFIX.self::USER_UPDATEREMARK_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
	    }
	    return false;
	}

	/**
	 * 获取用户分组列表
	 * @return boolean|array
	 */
	public function getGroup(){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::GROUP_GET_URL.'access_token='.$this->access_token);
		if ($result)
		{
			$json = json_decode($result,true);
			if (isset($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 获取用户所在分组
	 * @param string $openid
	 * @return boolean|int 成功则返回用户分组id
	 */
	public function getUserGroup($openid){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $data = array(
	            'openid'=>$openid
	    );
	    $result = $this->http_post(self::API_URL_PREFIX.self::USER_GROUP_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        } else
                if (isset($json['groupid'])) return $json['groupid'];
	    }
	    return false;
	}

	/**
	 * 新增自定分组
	 * @param string $name 分组名称
	 * @return boolean|array
	 */
	public function createGroup($name){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$data = array(
				'group'=>array('name'=>$name)
		);
		$result = $this->http_post(self::API_URL_PREFIX.self::GROUP_CREATE_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 更改分组名称
	 * @param int $groupid 分组id
	 * @param string $name 分组名称
	 * @return boolean|array
	 */
	public function updateGroup($groupid,$name){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$data = array(
				'group'=>array('id'=>$groupid,'name'=>$name)
		);
		$result = $this->http_post(self::API_URL_PREFIX.self::GROUP_UPDATE_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 移动用户分组
	 * @param int $groupid 分组id
	 * @param string $openid 用户openid
	 * @return boolean|array
	 */
	public function updateGroupMembers($groupid,$openid){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$data = array(
				'openid'=>$openid,
				'to_groupid'=>$groupid
		);
		$result = $this->http_post(self::API_URL_PREFIX.self::GROUP_MEMBER_UPDATE_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 批量移动用户分组
	 * @param int $groupid 分组id
	 * @param string $openid_list 用户openid数组,一次不能超过50个
	 * @return boolean|array
	 */
	public function batchUpdateGroupMembers($groupid,$openid_list){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$data = array(
				'openid_list'=>$openid_list,
				'to_groupid'=>$groupid
		);
		$result = $this->http_post(self::API_URL_PREFIX.self::GROUP_MEMBER_BATCHUPDATE_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 发送客服消息
	 * @param array $data 消息结构{"touser":"OPENID","msgtype":"news","news":{...}}
	 * @return boolean|array
	 */
	public function sendCustomMessage($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::CUSTOM_SEND_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * oauth 授权跳转接口
	 * @param string $callback 回调URI
	 * @return string
	 */
	public function getOauthRedirect($callback,$state='',$scope='snsapi_userinfo'){
		return self::OAUTH_PREFIX.self::OAUTH_AUTHORIZE_URL.'appid='.$this->appid.'&redirect_uri='.urlencode($callback).'&response_type=code&scope='.$scope.'&state='.$state.'#wechat_redirect';
	}

	/**
	 * 通过code获取Access Token
	 * @return array {access_token,expires_in,refresh_token,openid,scope}
	 */
	public function getOauthAccessToken(){
		$code = isset($_GET['code'])?$_GET['code']:'';
		if (!$code) return false;
		$result = $this->http_get(self::API_BASE_URL_PREFIX.self::OAUTH_TOKEN_URL.'appid='.$this->appid.'&secret='.$this->appsecret.'&code='.$code.'&grant_type=authorization_code');
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			$this->user_token = $json['access_token'];
			return $json;
		}
		return false;
	}

	/**
	 * 刷新access token并续期
	 * @param string $refresh_token
	 * @return boolean|mixed
	 */
	public function getOauthRefreshToken($refresh_token){
		$result = $this->http_get(self::API_BASE_URL_PREFIX.self::OAUTH_REFRESH_URL.'appid='.$this->appid.'&grant_type=refresh_token&refresh_token='.$refresh_token);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			$this->user_token = $json['access_token'];
			return $json;
		}
		return false;
	}

	/**
	 * 获取授权后的用户资料
	 * @param string $access_token
	 * @param string $openid
	 * @return array {openid,nickname,sex,province,city,country,headimgurl,privilege,[unionid]}
	 * 注意：unionid字段 只有在用户将公众号绑定到微信开放平台账号后，才会出现。建议调用前用isset()检测一下
	 */
	public function getOauthUserinfo($access_token,$openid){
		$result = $this->http_get(self::API_BASE_URL_PREFIX.self::OAUTH_USERINFO_URL.'access_token='.$access_token.'&openid='.$openid);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 检验授权凭证是否有效
	 * @param string $access_token
	 * @param string $openid
	 * @return boolean 是否有效
	 */
	public function getOauthAuth($access_token,$openid){
	    $result = $this->http_get(self::API_BASE_URL_PREFIX.self::OAUTH_AUTH_URL.'access_token='.$access_token.'&openid='.$openid);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        } else
	          if ($json['errcode']==0) return true;
	    }
	    return false;
	}

	/**
	 * 模板消息 设置所属行业
	 * @param int $id1  公众号模板消息所属行业编号，参看官方开发文档 行业代码
	 * @param int $id2  同$id1。但如果只有一个行业，此参数可省略
	 * @return boolean|array
	 */
	public function setTMIndustry($id1,$id2=''){
	    if ($id1) $data['industry_id1'] = $id1;
	    if ($id2) $data['industry_id2'] = $id2;
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_URL_PREFIX.self::TEMPLATE_SET_INDUSTRY_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if($result){
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 模板消息 添加消息模板
	 * 成功返回消息模板的调用id
	 * @param string $tpl_id 模板库中模板的编号，有“TM**”和“OPENTMTM**”等形式
	 * @return boolean|string
	 */
	public function addTemplateMessage($tpl_id){
	    $data = array ('template_id_short' =>$tpl_id);
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_URL_PREFIX.self::TEMPLATE_ADD_TPL_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if($result){
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json['template_id'];
	    }
	    return false;
	}

	/**
	 * 发送模板消息
	 * @param array $data 消息结构
	 * ｛
			"touser":"OPENID",
			"template_id":"ngqIpbwh8bUfcSsECmogfXcV14J0tQlEpBO27izEYtY",
			"url":"http://weixin.qq.com/download",
			"topcolor":"#FF0000",
			"data":{
				"参数名1": {
					"value":"参数",
					"color":"#173177"	 //参数颜色
					},
				"Date":{
					"value":"06月07日 19时24分",
					"color":"#173177"
					},
				"CardNumber":{
					"value":"0426",
					"color":"#173177"
					},
				"Type":{
					"value":"消费",
					"color":"#173177"
					}
			}
		}
	 * @return boolean|array
	 */
	public function sendTemplateMessage($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::TEMPLATE_SEND_URL.'access_token='.$this->access_token,self::json_encode($data));
		if($result){
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 获取多客服会话记录
	 * @param array $data 数据结构{"starttime":123456789,"endtime":987654321,"openid":"OPENID","pagesize":10,"pageindex":1,}
	 * @return boolean|array
	 */
	public function getCustomServiceMessage($data){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_URL_PREFIX.self::CUSTOM_SERVICE_GET_RECORD.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 转发多客服消息
	 * Example: $obj->transfer_customer_service($customer_account)->reply();
	 * @param string $customer_account 转发到指定客服帐号：test1@test
	 */
	public function transfer_customer_service($customer_account = '')
	{
		$msg = array(
			'ToUserName' => $this->getRevFrom(),
			'FromUserName'=>$this->getRevTo(),
			'CreateTime'=>time(),
			'MsgType'=>'transfer_customer_service',
		);
		if ($customer_account) {
			$msg['TransInfo'] = array('KfAccount'=>$customer_account);
		}
		$this->Message($msg);
		return $this;
	}

	/**
	 * 获取多客服客服基本信息
	 *
	 * @return boolean|array
	 */
	public function getCustomServiceKFlist(){
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_get(self::API_URL_PREFIX.self::CUSTOM_SERVICE_GET_KFLIST.'access_token='.$this->access_token);
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 获取多客服在线客服接待信息
	 *
	 * @return boolean|array {
	 "kf_online_list": [
	 {
	 "kf_account": "test1@test",	//客服账号@微信别名
	 "status": 1,			//客服在线状态 1：pc在线，2：手机在线,若pc和手机同时在线则为 1+2=3
	 "kf_id": "1001",		//客服工号
	 "auto_accept": 0,		//客服设置的最大自动接入数
	 "accepted_case": 1		//客服当前正在接待的会话数
	 }
	 ]
	 }
	 */
	public function getCustomServiceOnlineKFlist(){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_get(self::API_URL_PREFIX.self::CUSTOM_SERVICE_GET_ONLINEKFLIST.'access_token='.$this->access_token);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 创建指定多客服会话
	 * @tutorial 当用户已被其他客服接待或指定客服不在线则会失败
	 * @param string $openid           //用户openid
	 * @param string $kf_account     //客服账号
	 * @param string $text                 //附加信息，文本会展示在客服人员的多客服客户端，可为空
	 * @return boolean | array            //成功返回json数组
	 * {
	 *   "errcode": 0,
	 *   "errmsg": "ok",
	 * }
	 */
	public function createKFSession($openid,$kf_account,$text=''){
	    $data=array(
	    	"openid" =>$openid,
	        "kf_account" => $kf_account
	    );
	    if ($text) $data["text"] = $text;
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_BASE_URL_PREFIX.self::CUSTOM_SESSION_CREATE.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 关闭指定多客服会话
	 * @tutorial 当用户被其他客服接待时则会失败
	 * @param string $openid           //用户openid
	 * @param string $kf_account     //客服账号
	 * @param string $text                 //附加信息，文本会展示在客服人员的多客服客户端，可为空
	 * @return boolean | array            //成功返回json数组
	 * {
	 *   "errcode": 0,
	 *   "errmsg": "ok",
	 * }
	 */
	public function closeKFSession($openid,$kf_account,$text=''){
	    $data=array(
	    	"openid" =>$openid,
	        "nickname" => $kf_account
	    );
	    if ($text) $data["text"] = $text;
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_BASE_URL_PREFIX.self::CUSTOM_SESSION_CLOSE .'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 获取用户会话状态
	 * @param string $openid           //用户openid
	 * @return boolean | array            //成功返回json数组
	 * {
	 *     "errcode" : 0,
	 *     "errmsg" : "ok",
	 *     "kf_account" : "test1@test",    //正在接待的客服
	 *     "createtime": 123456789,        //会话接入时间
	 *  }
	 */
	public function getKFSession($openid){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_get(self::API_BASE_URL_PREFIX.self::CUSTOM_SESSION_GET .'access_token='.$this->access_token.'&openid='.$openid);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 获取指定客服的会话列表
	 * @param string $openid           //用户openid
	 * @return boolean | array            //成功返回json数组
	 *  array(
	 *     'sessionlist' => array (
	 *         array (
	 *             'openid'=>'OPENID',             //客户 openid
	 *             'createtime'=>123456789,  //会话创建时间，UNIX 时间戳
	 *         ),
	 *         array (
	 *             'openid'=>'OPENID',             //客户 openid
	 *             'createtime'=>123456789,  //会话创建时间，UNIX 时间戳
	 *         ),
	 *     )
	 *  )
	 */
	public function getKFSessionlist($kf_account){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_get(self::API_BASE_URL_PREFIX.self::CUSTOM_SESSION_GET_LIST .'access_token='.$this->access_token.'&kf_account='.$kf_account);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 获取未接入会话列表
	 * @param string $openid           //用户openid
	 * @return boolean | array            //成功返回json数组
	 *  array (
	 *     'count' => 150 ,                            //未接入会话数量
	 *     'waitcaselist' => array (
	 *         array (
	 *             'openid'=>'OPENID',             //客户 openid
	 *             'kf_account ' =>'',                   //指定接待的客服，为空则未指定
	 *             'createtime'=>123456789,  //会话创建时间，UNIX 时间戳
	 *         ),
	 *         array (
	 *             'openid'=>'OPENID',             //客户 openid
	 *             'kf_account ' =>'',                   //指定接待的客服，为空则未指定
	 *             'createtime'=>123456789,  //会话创建时间，UNIX 时间戳
	 *         )
	 *     )
	 *  )
	 */
	public function getKFSessionWait(){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_get(self::API_BASE_URL_PREFIX.self::CUSTOM_SESSION_GET_WAIT .'access_token='.$this->access_token);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 添加客服账号
	 *
	 * @param string $account      //完整客服账号，格式为：账号前缀@公众号微信号，账号前缀最多10个字符，必须是英文或者数字字符
	 * @param string $nickname     //客服昵称，最长6个汉字或12个英文字符
	 * @param string $password     //客服账号明文登录密码，会自动加密
	 * @return boolean|array
	 * 成功返回结果
	 * {
	 *   "errcode": 0,
	 *   "errmsg": "ok",
	 * }
	 */
	public function addKFAccount($account,$nickname,$password){
	    $data=array(
	    	"kf_account" =>$account,
	        "nickname" => $nickname,
	        "password" => md5($password)
	    );
		if (!$this->access_token && !$this->checkAuth()) return false;
		$result = $this->http_post(self::API_BASE_URL_PREFIX.self::CS_KF_ACCOUNT_ADD_URL.'access_token='.$this->access_token,self::json_encode($data));
		if ($result)
		{
			$json = json_decode($result,true);
			if (!$json || !empty($json['errcode'])) {
				$this->errCode = $json['errcode'];
				$this->errMsg = $json['errmsg'];
				return false;
			}
			return $json;
		}
		return false;
	}

	/**
	 * 修改客服账号信息
	 *
	 * @param string $account      //完整客服账号，格式为：账号前缀@公众号微信号，账号前缀最多10个字符，必须是英文或者数字字符
	 * @param string $nickname     //客服昵称，最长6个汉字或12个英文字符
	 * @param string $password     //客服账号明文登录密码，会自动加密
	 * @return boolean|array
	 * 成功返回结果
	 * {
	 *   "errcode": 0,
	 *   "errmsg": "ok",
	 * }
	 */
	public function updateKFAccount($account,$nickname,$password){
	    $data=array(
	            "kf_account" =>$account,
	            "nickname" => $nickname,
	            "password" => md5($password)
	    );
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_BASE_URL_PREFIX.self::CS_KF_ACCOUNT_UPDATE_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 删除客服账号
	 *
	 * @param string $account      //完整客服账号，格式为：账号前缀@公众号微信号，账号前缀最多10个字符，必须是英文或者数字字符
	 * @return boolean|array
	 * 成功返回结果
	 * {
	 *   "errcode": 0,
	 *   "errmsg": "ok",
	 * }
	 */
	public function deleteKFAccount($account){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_get(self::API_BASE_URL_PREFIX.self::CS_KF_ACCOUNT_DEL_URL.'access_token='.$this->access_token.'&kf_account='.$account);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 上传客服头像
	 *
	 * @param string $account //完整客服账号，格式为：账号前缀@公众号微信号，账号前缀最多10个字符，必须是英文或者数字字符
	 * @param string $imgfile //头像文件完整路径,如：'D:\user.jpg'。头像文件必须JPG格式，像素建议640*640
	 * @return boolean|array
	 * 成功返回结果
	 * {
	 *   "errcode": 0,
	 *   "errmsg": "ok",
	 * }
	 */
	public function setKFHeadImg($account,$imgfile){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $result = $this->http_post(self::API_BASE_URL_PREFIX.self::CS_KF_ACCOUNT_UPLOAD_HEADIMG_URL.'access_token='.$this->access_token.'&kf_account='.$account,array('media'=>'@'.$imgfile),true);
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

	/**
	 * 语义理解接口
	 * @param String $uid      用户唯一id（非开发者id），用户区分公众号下的不同用户（建议填入用户openid）
	 * @param String $query    输入文本串
	 * @param String $category 需要使用的服务类型，多个用“，”隔开，不能为空
	 * @param Float $latitude  纬度坐标，与经度同时传入；与城市二选一传入
	 * @param Float $longitude 经度坐标，与纬度同时传入；与城市二选一传入
	 * @param String $city     城市名称，与经纬度二选一传入
	 * @param String $region   区域名称，在城市存在的情况下可省略；与经纬度二选一传入
	 * @return boolean|array
	 */
	public function querySemantic($uid,$query,$category,$latitude=0,$longitude=0,$city="",$region=""){
	    if (!$this->access_token && !$this->checkAuth()) return false;
	    $data=array(
	            'query' => $query,
	            'category' => $category,
	            'appid' => $this->appid,
	            'uid' => ''
	    );
	    //地理坐标或城市名称二选一
	    if ($latitude) {
	        $data['latitude'] = $latitude;
	        $data['longitude'] = $longitude;
	    } elseif ($city) {
	        $data['city'] = $city;
	    } elseif ($region) {
	        $data['region'] = $region;
	    }
	    $result = $this->http_post(self::API_BASE_URL_PREFIX.self::SEMANTIC_API_URL.'access_token='.$this->access_token,self::json_encode($data));
	    if ($result)
	    {
	        $json = json_decode($result,true);
	        if (!$json || !empty($json['errcode'])) {
	            $this->errCode = $json['errcode'];
	            $this->errMsg = $json['errmsg'];
	            return false;
	        }
	        return $json;
	    }
	    return false;
	}

    /**
     * 创建卡券
     * @param Array $data      卡券数据
     * @return array|boolean 返回数组中card_id为卡券ID
     */
    public function createCard($data) {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_CREATE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 更改卡券信息
     * 调用该接口更新信息后会重新送审，卡券状态变更为待审核。已被用户领取的卡券会实时更新票面信息。
     * @param string $data
     * @return boolean
     */
    public function updateCard($data) {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_UPDATE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 删除卡券
     * 允许商户删除任意一类卡券。删除卡券后，该卡券对应已生成的领取用二维码、添加到卡包 JS API 均会失效。
     * 注意：删除卡券不能删除已被用户领取，保存在微信客户端中的卡券，已领取的卡券依旧有效。
     * @param string $card_id 卡券ID
     * @return boolean
     */
    public function delCard($card_id) {
        $data = array(
            'card_id' => $card_id,
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_DELETE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 查询卡券详情
     * @param string $card_id
     * @return boolean|array    返回数组信息比较复杂，请参看卡券接口文档
     */
    public function getCardInfo($card_id) {
        $data = array(
            'card_id' => $card_id,
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_GET . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 获取颜色列表
	 * 获得卡券的最新颜色列表，用于创建卡券
	 * @return boolean|array   返回数组请参看 微信卡券接口文档 的json格式
     */
    public function getCardColors() {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_get(self::API_BASE_URL_PREFIX . self::CARD_GETCOLORS . 'access_token=' . $this->access_token);
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 拉取门店列表
	 * 获取在公众平台上申请创建的门店列表
	 * @param int $offset  开始拉取的偏移，默认为0从头开始
	 * @param int $count   拉取的数量，默认为0拉取全部
	 * @return boolean|array   返回数组请参看 微信卡券接口文档 的json格式
     */
    public function getCardLocations($offset=0,$count=0) {
	    $data=array(
	    	'offset'=>$offset,
	        'count'=>$count
	    );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_LOCATION_BATCHGET . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 批量导入门店信息
	 * @tutorial 返回插入的门店id列表，以逗号分隔。如果有插入失败的，则为-1，请自行核查是哪个插入失败
	 * @param array $data    数组形式的json数据，由于内容较多，具体内容格式请查看 微信卡券接口文档
	 * @return boolean|string 成功返回插入的门店id列表
     */
    public function addCardLocations($data) {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_LOCATION_BATCHADD . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 生成卡券二维码
	 * 成功则直接返回ticket值，可以用 getQRUrl($ticket) 换取二维码url
	 *
	 * @param string $cardid 卡券ID 必须
	 * @param string $code 指定卡券 code 码，只能被领一次。use_custom_code 字段为 true 的卡券必须填写，非自定义 code 不必填写。
	 * @param string $openid 指定领取者的 openid，只有该用户能领取。bind_openid 字段为 true 的卡券必须填写，非自定义 openid 不必填写。
	 * @param int $expire_seconds 指定二维码的有效时间，范围是 60 ~ 1800 秒。不填默认为永久有效。
	 * @param boolean $is_unique_code 指定下发二维码，生成的二维码随机分配一个 code，领取后不可再次扫描。填写 true 或 false。默认 false。
	 * @param string $balance 红包余额，以分为单位。红包类型必填（LUCKY_MONEY），其他卡券类型不填。
     * @return boolean|string
     */
    public function createCardQrcode($card_id,$code='',$openid='',$expire_seconds=0,$is_unique_code=false,$balance='') {
        $card = array(
                'card_id' => $card_id
        );
        if ($code)
            $card['code'] = $code;
        if ($openid)
            $card['openid'] = $openid;
        if ($expire_seconds)
            $card['expire_seconds'] = $expire_seconds;
        if ($is_unique_code)
            $card['is_unique_code'] = $is_unique_code;
        if ($balance)
            $card['balance'] = $balance;
        $data = array(
            'action_name' => "QR_CARD",
            'action_info' => array('card' => $card)
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_QRCODE_CREATE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 消耗 code
     * 自定义 code（use_custom_code 为 true）的优惠券，在 code 被核销时，必须调用此接口。
     *
     * @param string $code 要消耗的序列号
     * @param string $card_id 要消耗序列号所述的 card_id，创建卡券时use_custom_code 填写 true 时必填。
     * @return boolean|array
     * {
     *  "errcode":0,
     *  "errmsg":"ok",
     *  "card":{"card_id":"pFS7Fjg8kV1IdDz01r4SQwMkuCKc"},
     *  "openid":"oFS7Fjl0WsZ9AMZqrI80nbIq8xrA"
     * }
     */
    public function consumeCardCode($code,$card_id='') {
        $data = array('code' => $code);
        if ($card_id)
            $data['card_id'] = $card_id;
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_CODE_CONSUME . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * code 解码
     * @param string $encrypt_code 通过 choose_card_info 获取的加密字符串
     * @return boolean|array
     * {
     *  "errcode":0,
     *  "errmsg":"ok",
     *  "code":"751234212312"
     *  }
     */
    public function decryptCardCode($encrypt_code) {
        $data = array(
            'encrypt_code' => $encrypt_code,
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_CODE_DECRYPT . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 查询 code 的有效性（非自定义 code）
     * @param string $code
     * @return boolean|array
     * {
     *  "errcode":0,
     *  "errmsg":"ok",
     *  "openid":"oFS7Fjl0WsZ9AMZqrI80nbIq8xrA",    //用户 openid
     *  "card":{
     *      "card_id":"pFS7Fjg8kV1IdDz01r4SQwMkuCKc",
     *      "begin_time": 1404205036,               //起始使用时间
     *      "end_time": 1404205036,                 //结束时间
     *  }
     * }
     */
    public function checkCardCode($code) {
        $data = array(
            'code' => $code,
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_CODE_GET . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 批量查询卡列表
	 * @param $offset  开始拉取的偏移，默认为0从头开始
	 * @param $count   需要查询的卡片的数量（数量最大50,默认50）
     * @return boolean|array
     * {
     *  "errcode":0,
     *  "errmsg":"ok",
     *  "card_id_list":["ph_gmt7cUVrlRk8swPwx7aDyF-pg"],    //卡 id 列表
     *  "total_num":1                                       //该商户名下 card_id 总数
     * }
     */
    public function getCardIdList($offset=0,$count=50) {
        if ($count>50)
            $count = 50;
        $data = array(
            'offset' => $offset,
            'count'  => $count,
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_BATCHGET . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 更改 code
     * 为确保转赠后的安全性，微信允许自定义code的商户对已下发的code进行更改。
     * 注：为避免用户疑惑，建议仅在发生转赠行为后（发生转赠后，微信会通过事件推送的方式告知商户被转赠的卡券code）对用户的code进行更改。
     * @param string $code      卡券的 code 编码
     * @param string $card_id   卡券 ID
     * @param string $new_code  新的卡券 code 编码
     * @return boolean
     */
    public function updateCardCode($code,$card_id,$new_code) {
        $data = array(
            'code' => $code,
            'card_id' => $card_id,
            'new_code' => $new_code,
        );
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_CODE_UPDATE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 设置卡券失效
     * 设置卡券失效的操作不可逆
     * @param string $code 需要设置为失效的 code
     * @param string $card_id 自定义 code 的卡券必填。非自定义 code 的卡券不填。
     * @return boolean
     */
    public function unavailableCardCode($code,$card_id='') {
        $data = array(
            'code' => $code,
        );
        if ($card_id)
            $data['card_id'] = $card_id;
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_CODE_UNAVAILABLE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 库存修改
     * @param string $data
     * @return boolean
     */
    public function modifyCardStock($data) {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_MODIFY_STOCK . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 激活/绑定会员卡
     * @param string $data 具体结构请参看卡券开发文档(6.1.1 激活/绑定会员卡)章节
     * @return boolean
     */
    public function activateMemberCard($data) {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_MEMBERCARD_ACTIVATE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 会员卡交易
     * 会员卡交易后每次积分及余额变更需通过接口通知微信，便于后续消息通知及其他扩展功能。
     * @param string $data 具体结构请参看卡券开发文档(6.1.2 会员卡交易)章节
     * @return boolean|array
     */
    public function updateMemberCard($data) {
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_MEMBERCARD_UPDATEUSER . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return $json;
        }
        return false;
    }

    /**
     * 更新红包金额
     * @param string $code      红包的序列号
     * @param $balance          红包余额
     * @param string $card_id   自定义 code 的卡券必填。非自定义 code 可不填。
     * @return boolean|array
     */
    public function updateLuckyMoney($code,$balance,$card_id='') {
        $data = array(
                'code' => $code,
                'balance' => $balance
        );
        if ($card_id)
            $data['card_id'] = $card_id;
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_LUCKYMONEY_UPDATE . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

    /**
     * 设置卡券测试白名单
     * @param string $openid    测试的 openid 列表
     * @param string $user      测试的微信号列表
     * @return boolean
     */
    public function setCardTestWhiteList($openid=array(),$user=array()) {
        $data = array();
        if (count($openid) > 0)
            $data['openid'] = $openid;
        if (count($user) > 0)
            $data['username'] = $user;
        if (!$this->access_token && !$this->checkAuth()) return false;
        $result = $this->http_post(self::API_BASE_URL_PREFIX . self::CARD_TESTWHILELIST_SET . 'access_token=' . $this->access_token, self::json_encode($data));
        if ($result) {
            $json = json_decode($result, true);
            if (!$json || !empty($json['errcode'])) {
                $this->errCode = $json['errcode'];
                $this->errMsg  = $json['errmsg'];
                return false;
            }
            return true;
        }
        return false;
    }

}
/**
 * PKCS7Encoder class
 *
 * 提供基于PKCS7算法的加解密接口.
 */
class PKCS7Encoder
{
    public static $block_size = 32;

    /**
     * 对需要加密的明文进行填充补位
     * @param $text 需要进行填充补位操作的明文
     * @return 补齐明文字符串
     */
    function encode($text)
    {
        $block_size = PKCS7Encoder::$block_size;
        $text_length = strlen($text);
        //计算需要填充的位数
        $amount_to_pad = PKCS7Encoder::$block_size - ($text_length % PKCS7Encoder::$block_size);
        if ($amount_to_pad == 0) {
            $amount_to_pad = PKCS7Encoder::block_size;
        }
        //获得补位所用的字符
        $pad_chr = chr($amount_to_pad);
        $tmp = "";
        for ($index = 0; $index < $amount_to_pad; $index++) {
            $tmp .= $pad_chr;
        }
        return $text . $tmp;
    }

    /**
     * 对解密后的明文进行补位删除
     * @param decrypted 解密后的明文
     * @return 删除填充补位后的明文
     */
    function decode($text)
    {

        $pad = ord(substr($text, -1));
        if ($pad < 1 || $pad > PKCS7Encoder::$block_size) {
            $pad = 0;
        }
        return substr($text, 0, (strlen($text) - $pad));
    }

}

/**
 * Prpcrypt class
 *
 * 提供接收和推送给公众平台消息的加解密接口.
 */
class Prpcrypt
{
    public $key;

    function __construct($k) {
        $this->key = base64_decode($k . "=");
    }

    /**
     * 兼容老版本php构造函数，不能在 __construct() 方法前边，否则报错
     */
    function Prpcrypt($k)
    {
        $this->key = base64_decode($k . "=");
    }

    /**
     * 对明文进行加密
     * @param string $text 需要加密的明文
     * @return string 加密后的密文
     */
    public function encrypt($text, $appid)
    {

        try {
            //获得16位随机字符串，填充到明文之前
            $random = $this->getRandomStr();//"aaaabbbbccccdddd";
            $text = $random . pack("N", strlen($text)) . $text . $appid;
            // 网络字节序
            $size = mcrypt_get_block_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC);
            $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, '');
            $iv = substr($this->key, 0, 16);
            //使用自定义的填充方式对明文进行补位填充
            $pkc_encoder = new PKCS7Encoder;
            $text = $pkc_encoder->encode($text);
            mcrypt_generic_init($module, $this->key, $iv);
            //加密
            $encrypted = mcrypt_generic($module, $text);
            mcrypt_generic_deinit($module);
            mcrypt_module_close($module);

            //			print(base64_encode($encrypted));
            //使用BASE64对加密后的字符串进行编码
            return array(ErrorCode::$OK, base64_encode($encrypted));
        } catch (Exception $e) {
            //print $e;
            return array(ErrorCode::$EncryptAESError, null);
        }
    }

    /**
     * 对密文进行解密
     * @param string $encrypted 需要解密的密文
     * @return string 解密得到的明文
     */
    public function decrypt($encrypted, $appid)
    {

        try {
            //使用BASE64对需要解密的字符串进行解码
            $ciphertext_dec = base64_decode($encrypted);
            $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, '');
            $iv = substr($this->key, 0, 16);
            mcrypt_generic_init($module, $this->key, $iv);
            //解密
            $decrypted = mdecrypt_generic($module, $ciphertext_dec);
            mcrypt_generic_deinit($module);
            mcrypt_module_close($module);
        } catch (Exception $e) {
            return array(ErrorCode::$DecryptAESError, null);
        }


        try {
            //去除补位字符
            $pkc_encoder = new PKCS7Encoder;
            $result = $pkc_encoder->decode($decrypted);
            //去除16位随机字符串,网络字节序和AppId
            if (strlen($result) < 16)
                return "";
            $content = substr($result, 16, strlen($result));
            $len_list = unpack("N", substr($content, 0, 4));
            $xml_len = $len_list[1];
            $xml_content = substr($content, 4, $xml_len);
            $from_appid = substr($content, $xml_len + 4);
            if (!$appid)
                $appid = $from_appid;
            //如果传入的appid是空的，则认为是订阅号，使用数据中提取出来的appid
        } catch (Exception $e) {
            //print $e;
            return array(ErrorCode::$IllegalBuffer, null);
        }
        if ($from_appid != $appid)
            return array(ErrorCode::$ValidateAppidError, null);
        //不注释上边两行，避免传入appid是错误的情况
        return array(0, $xml_content, $from_appid); //增加appid，为了解决后面加密回复消息的时候没有appid的订阅号会无法回复

    }


    /**
     * 随机生成16位字符串
     * @return string 生成的字符串
     */
    function getRandomStr()
    {

        $str = "";
        $str_pol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
        $max = strlen($str_pol) - 1;
        for ($i = 0; $i < 16; $i++) {
            $str .= $str_pol[mt_rand(0, $max)];
        }
        return $str;
    }

}

/**
 * error code
 * 仅用作类内部使用，不用于官方API接口的errCode码
 */
class ErrorCode
{
    public static $OK = 0;
    public static $ValidateSignatureError = 40001;
    public static $ParseXmlError = 40002;
    public static $ComputeSignatureError = 40003;
    public static $IllegalAesKey = 40004;
    public static $ValidateAppidError = 40005;
    public static $EncryptAESError = 40006;
    public static $DecryptAESError = 40007;
    public static $IllegalBuffer = 40008;
    public static $EncodeBase64Error = 40009;
    public static $DecodeBase64Error = 40010;
    public static $GenReturnXmlError = 40011;
    public static $errCode=array(
            '0' => '处理成功',
            '40001' => '校验签名失败',
            '40002' => '解析xml失败',
            '40003' => '计算签名失败',
            '40004' => '不合法的AESKey',
            '40005' => '校验AppID失败',
            '40006' => 'AES加密失败',
            '40007' => 'AES解密失败',
            '40008' => '公众平台发送的xml不合法',
            '40009' => 'Base64编码失败',
            '40010' => 'Base64解码失败',
            '40011' => '公众帐号生成回包xml失败'
    );
    public static function getErrText($err) {
        if (isset(self::$errCode[$err])) {
            return self::$errCode[$err];
        }else {
            return false;
        };
    }
}
