<?php

/*
 * Copyright ? 1998 - 2014 Tencent. All Rights Reserved. 腾讯公司 版权所有
 */

class XingeApp
{

    const DEVICE_ALL = 0;
    const DEVICE_BROWSER = 1;
    const DEVICE_PC = 2;
    const DEVICE_ANDROID = 3;
    const DEVICE_IOS = 4;
    const DEVICE_WINPHONE = 5;

    const IOSENV_PROD = 1;
    const IOSENV_DEV = 2;

    const IOS_MIN_ID = 2200000000;

    public function __construct($accessId, $secretKey)
    {
        assert(isset($accessId) && isset($secretKey));

        $this->accessId = $accessId;
        $this->secretKey = $secretKey;
    }

    public function __destruct()
    {
    }

    /**
     * 使用默认设置推送消息给单个android设备
     */
    public static function PushTokenAndroid($accessId, $secretKey, $title, $content, $token)
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new Message();
        $mess->setTitle($title);
        $mess->setContent($content);
        $mess->setType(Message::TYPE_NOTIFICATION);
        $mess->setStyle(new Style(0, 1, 1, 1, 0));
        $action = new ClickAction();
        $action->setActionType(ClickAction::TYPE_ACTIVITY);
        $mess->setAction($action);
        $ret = $push->PushSingleDevice($token, $mess);
        return $ret;
    }

    /**
    *   使用透传消息给单个android设备
    */
    public static function PushTokenAndroidByCustom($accessId, $secretKey, $title, $content, $token, $argument = array())
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new Message();
        $mess->setTitle($title);
        $mess->setContent($content);
        $mess->setType(Message::TYPE_NOTIFICATION);
        $mess->setCustom($argument);
        $mess->setStyle(new Style(0, 1, 1, 1, 0));
        $action = new ClickAction();
        $action->setActionType(ClickAction::TYPE_ACTIVITY);
        $mess->setAction($action);
        $ret = $push->PushSingleDevice($token, $mess);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给单个ios设备
     */
    public static function PushTokenIos($accessId, $secretKey, $content, $token, $environment)
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new MessageIOS();
        $mess->setAlert($content);
        $ret = $push->PushSingleDevice($token, $mess, $environment);
        return $ret;
    }

    /**
    *  使用透传消息给单个ios设备
    */
    public static function PushTokenIosByCustom($accessId, $secretKey, $content, $token, $environment, $argument = array())
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new MessageIOS();
        //$mess->setType(0);
        $mess->setCustom($argument);
        $mess->setAlert($content);
        $ret = $push->PushSingleDevice($token, $mess, $environment);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给单个android版账户
     */
    public static function PushAccountAndroid($accessId, $secretKey, $title, $content, $account)
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new Message();
        $mess->setTitle($title);
        $mess->setContent($content);
        $mess->setType(Message::TYPE_NOTIFICATION);
        $mess->setStyle(new Style(0, 1, 1, 1, 0));
        $action = new ClickAction();
        $action->setActionType(ClickAction::TYPE_ACTIVITY);
        $mess->setAction($action);
        $ret = $push->PushSingleAccount(0, $account, $mess);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给单个ios版账户
     */
    public static function PushAccountIos($accessId, $secretKey, $content, $account, $environment)
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new MessageIOS();
        $mess->setAlert($content);
        $ret = $push->PushSingleAccount(0, $account, $mess, $environment);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给所有设备android版
     */
    public static function PushAllAndroid($accessId, $secretKey, $title, $content, $argument = array())
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new Message();
        $mess->setTitle($title);
        $mess->setContent($content);
        $mess->setType(Message::TYPE_NOTIFICATION);
        $mess->setCustom($argument);
        $mess->setStyle(new Style(0, 1, 1, 1, 0));
        $action = new ClickAction();
        $action->setActionType(ClickAction::TYPE_ACTIVITY);
        $mess->setAction($action);
        $ret = $push->PushAllDevices(0, $mess);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给所有设备ios版
     */
    public static function PushAllIos($accessId, $secretKey, $content, $environment, $argument = array())
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new MessageIOS();
        //$mess->setType(0);
        $mess->setCustom($argument);
        $mess->setAlert($content);
        $ret = $push->PushAllDevices(0, $mess, $environment);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给标签选中设备android版
     */
    public static function PushTagAndroid($accessId, $secretKey, $title, $content, $tag, $argument=array())
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new Message();
        $mess->setTitle($title);
        $mess->setContent($content);
        $mess->setType(Message::TYPE_NOTIFICATION);
        $mess->setCustom($argument);
        $mess->setStyle(new Style(0, 1, 1, 1, 0));
        $action = new ClickAction();
        $action->setActionType(ClickAction::TYPE_ACTIVITY);
        $mess->setAction($action);
        $ret = $push->PushTags(0, array(0 => $tag), 'OR', $mess);
        return $ret;
    }

    /**
     * 使用默认设置推送消息给标签选中设备ios版
     */
    public static function PushTagIos($accessId, $secretKey, $content, $tag, $environment, $argument=array())
    {
        $push = new XingeApp($accessId, $secretKey);
        $mess = new MessageIOS();
        $mess->setCustom($argument);
        $mess->setAlert($content);
        $ret = $push->PushTags(0, array(0 => $tag), 'OR', $mess, $environment);
        return $ret;
    }


    /**
     * 标记用户组
     * @param $accessId
     * @param $secretKey
     * @param $tagTokenPairs
     * @return array|mixed
     */
    public static function SetBatchTag($accessId, $secretKey, $tagTokenPairs)
    {
        $push = new XingeApp($accessId, $secretKey);
        $ret = $push->BatchSetTag($tagTokenPairs);
        return $ret;
    }



   /**
     * 删除标记用户组
     * @param $accessId
     * @param $secretKey
     * @param $tagTokenPairs
     * @return array|mixed
     */
    public static function DeleteBatchTag($accessId, $secretKey, $tagTokenPairs)
    {
        $push = new XingeApp($accessId, $secretKey);
        $ret = $push->BatchDelTag($tagTokenPairs);
        return $ret;
    }



    /**
     * 推送消息给单个设备
     */
    public function PushSingleDevice($deviceToken, $message, $environment = 0)
    {
        $ret = array('ret_code' => -1, 'err_msg' => 'message not valid');

        if (!($message instanceof Message) && !($message instanceof MessageIOS)) return $ret;
        if (!$this->ValidateMessageType($message)) {
            $ret['err_msg'] = 'message type not fit accessId';
            return $ret;
        }
        if ($message instanceof MessageIOS) {
            if ($environment != XingeApp::IOSENV_DEV && $environment != XingeApp::IOSENV_PROD) {
                $ret['err_msg'] = "ios message environment invalid";
                return $ret;
            }
        }
        if (!$message->isValid()) return $ret;
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['expire_time'] = $message->getExpireTime();
        $params['send_time'] = $message->getSendTime();
        if ($message instanceof Message) $params['multi_pkg'] = $message->getMultiPkg();
        $params['device_token'] = $deviceToken;
        $params['message_type'] = $message->getType();
        $params['message'] = $message->toJson();
        $params['timestamp'] = time();
        $params['environment'] = $environment;

        return $this->callRestful(self::RESTAPI_PUSHSINGLEDEVICE, $params);
    }

    /**
     * 推送消息给单个账户
     */
    public function PushSingleAccount($deviceType, $account, $message, $environment = 0)
    {
        $ret = array('ret_code' => -1);
        if (!is_int($deviceType) || $deviceType < 0 || $deviceType > 5) {
            $ret['err_msg'] = 'deviceType not valid';
            return $ret;
        }
        if (!is_string($account) || empty($account)) {
            $ret['err_msg'] = 'account not valid';
            return $ret;
        }
        if (!($message instanceof Message) && !($message instanceof MessageIOS)) {
            $ret['err_msg'] = 'message is not android or ios';
            return $ret;
        }
        if (!$this->ValidateMessageType($message)) {
            $ret['err_msg'] = 'message type not fit accessId';
            return $ret;
        }
        if ($message instanceof MessageIOS) {
            if ($environment != XingeApp::IOSENV_DEV && $environment != XingeApp::IOSENV_PROD) {
                $ret['err_msg'] = "ios message environment invalid";
                return $ret;
            }
        }
        if (!$message->isValid()) {
            $ret['err_msg'] = 'message not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['expire_time'] = $message->getExpireTime();
        $params['send_time'] = $message->getSendTime();
        if ($message instanceof Message)
            $params['multi_pkg'] = $message->getMultiPkg();
        $params['device_type'] = $deviceType;
        $params['account'] = $account;
        $params['message_type'] = $message->getType();
        $params['message'] = $message->toJson();
        $params['timestamp'] = time();
        $params['environment'] = $environment;

        return $this->callRestful(self::RESTAPI_PUSHSINGLEACCOUNT, $params);
    }

    /**
     * 推送消息给多个账户
     */
    public function PushAccountList($deviceType, $accountList, $message, $environment = 0)
    {
        $ret = array('ret_code' => -1);
        if (!is_int($deviceType) || $deviceType < 0 || $deviceType > 5) {
            $ret['err_msg'] = 'deviceType not valid';
            return $ret;
        }
        if (!is_array($accountList) || empty($accountList)) {
            $ret['err_msg'] = 'accountList not valid';
            return $ret;
        }
        if (!($message instanceof Message) && !($message instanceof MessageIOS)) {
            $ret['err_msg'] = 'message is not android or ios';
            return $ret;
        }
        if (!$this->ValidateMessageType($message)) {
            $ret['err_msg'] = 'message type not fit accessId';
            return $ret;
        }
        if ($message instanceof MessageIOS) {
            if ($environment != XingeApp::IOSENV_DEV && $environment != XingeApp::IOSENV_PROD) {
                $ret['err_msg'] = "ios message environment invalid";
                return $ret;
            }
        }
        if (!$message->isValid()) {
            $ret['err_msg'] = 'message not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['expire_time'] = $message->getExpireTime();
        if ($message instanceof Message)
            $params['multi_pkg'] = $message->getMultiPkg();
        $params['device_type'] = $deviceType;
        $params['account_list'] = json_encode($accountList);
        $params['message_type'] = $message->getType();
        $params['message'] = $message->toJson();
        $params['timestamp'] = time();
        $params['environment'] = $environment;

        return $this->callRestful(self::RESTAPI_PUSHACCOUNTLIST, $params);
    }

    /**
     * 推送消息给APP所有设备
     */
    public function PushAllDevices($deviceType, $message, $environment = 0)
    {
        $ret = array('ret_code' => -1, 'err_msg' => 'message not valid');
        if (!is_int($deviceType) || $deviceType < 0 || $deviceType > 5) {
            $ret['err_msg'] = 'deviceType not valid';
            return $ret;
        }

        if (!($message instanceof Message) && !($message instanceof MessageIOS)) return $ret;
        if (!$this->ValidateMessageType($message)) {
            $ret['err_msg'] = 'message type not fit accessId';
            return $ret;
        }
        if ($message instanceof MessageIOS) {
            if ($environment != XingeApp::IOSENV_DEV && $environment != XingeApp::IOSENV_PROD) {
                $ret['err_msg'] = "ios message environment invalid";
                return $ret;
            }
        }
        if (!$message->isValid()) return $ret;
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['expire_time'] = $message->getExpireTime();
        $params['send_time'] = $message->getSendTime();
        if ($message instanceof Message) $params['multi_pkg'] = $message->getMultiPkg();
        $params['device_type'] = $deviceType;
        $params['message_type'] = $message->getType();
        $params['message'] = $message->toJson();
        $params['timestamp'] = time();
        $params['environment'] = $environment;

        if (!is_null($message->getLoopInterval()) && $message->getLoopInterval() > 0
            && !is_null($message->getLoopTimes()) && $message->getLoopTimes() > 0
        ) {
            $params['loop_interval'] = $message->getLoopInterval();
            $params['loop_times'] = $message->getLoopTimes();
        }
        //var_dump($params);

        return $this->callRestful(self::RESTAPI_PUSHALLDEVICE, $params);
    }

    /**
     * 推送消息给指定tags的设备
     * 若要推送的tagList只有一项，则tagsOp应为OR
     */
    public function PushTags($deviceType, $tagList, $tagsOp, $message, $environment = 0)
    {
        $ret = array('ret_code' => -1, 'err_msg' => 'message not valid');
        if (!is_int($deviceType) || $deviceType < 0 || $deviceType > 5) {
            $ret['err_msg'] = 'deviceType not valid';
            return $ret;
        }
        if (!is_array($tagList) || empty($tagList)) {
            $ret['err_msg'] = 'tagList not valid';
            return $ret;
        }
        if (!is_string($tagsOp) || ($tagsOp != 'AND' && $tagsOp != 'OR')) {
            $ret['err_msg'] = 'tagsOp not valid';
            return $ret;
        }

        if (!($message instanceof Message) && !($message instanceof MessageIOS)) return $ret;
        if (!$this->ValidateMessageType($message)) {
            $ret['err_msg'] = 'message type not fit accessId';
            return $ret;
        }
        if ($message instanceof MessageIOS) {
            if ($environment != XingeApp::IOSENV_DEV && $environment != XingeApp::IOSENV_PROD) {
                $ret['err_msg'] = "ios message environment invalid";
                return $ret;
            }
        }
        if (!$message->isValid()) return $ret;

        $params = array();
        $params['access_id'] = $this->accessId;
        $params['expire_time'] = $message->getExpireTime();
        $params['send_time'] = $message->getSendTime();
        if ($message instanceof Message) $params['multi_pkg'] = $message->getMultiPkg();
        $params['device_type'] = $deviceType;
        $params['message_type'] = $message->getType();
        $params['tags_list'] = json_encode($tagList);
        $params['tags_op'] = $tagsOp;
        $params['message'] = $message->toJson();
        $params['timestamp'] = time();
        $params['environment'] = $environment;

        if (!is_null($message->getLoopInterval()) && $message->getLoopInterval() > 0
            && !is_null($message->getLoopTimes()) && $message->getLoopTimes() > 0
        ) {
            $params['loop_interval'] = $message->getLoopInterval();
            $params['loop_times'] = $message->getLoopTimes();
        }

        return $this->callRestful(self::RESTAPI_PUSHTAGS, $params);
    }

    /**
     * 创建批量推送任务
     */
    public function CreateMultipush($message, $environment = 0)
    {
        $ret = array('ret_code' => -1);
        if (!($message instanceof Message) && !($message instanceof MessageIOS)) {
            $ret['err_msg'] = 'message is not android or ios';
            return $ret;
        }
        if (!$this->ValidateMessageType($message)) {
            $ret['err_msg'] = 'message type not fit accessId';
            return $ret;
        }
        if ($message instanceof MessageIOS) {
            if ($environment != XingeApp::IOSENV_DEV && $environment != XingeApp::IOSENV_PROD) {
                $ret['err_msg'] = "ios message environment invalid";
                return $ret;
            }
        }
        if (!$message->isValid()) {
            $ret['err_msg'] = 'message not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['expire_time'] = $message->getExpireTime();
        if ($message instanceof Message)
            $params['multi_pkg'] = $message->getMultiPkg();
        $params['message_type'] = $message->getType();
        $params['message'] = $message->toJson();
        $params['timestamp'] = time();
        $params['environment'] = $environment;

        return $this->callRestful(self::RESTAPI_CREATEMULTIPUSH, $params);
    }

    /**
     * 按帐号大批量推送
     */
    public function PushAccountListMultiple($pushId, $accountList)
    {
//        $pushId = intval($pushId);
        $ret = array('ret_code' => -1);
        if ($pushId <= 0) {
            $ret['err_msg'] = 'pushId not valid';
            return $ret;
        }
        if (!is_array($accountList) || empty($accountList)) {
            $ret['err_msg'] = 'accountList not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['push_id'] = $pushId;
        $params['account_list'] = json_encode($accountList);
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_PUSHACCOUNTLISTMULTIPLE, $params);
    }

    /**
     * 按Token大批量推送
     */
    public function PushDeviceListMultiple($pushId, $deviceList)
    {
//        $pushId = intval($pushId);
        $ret = array('ret_code' => -1);
        if ($pushId <= 0) {
            $ret['err_msg'] = 'pushId not valid';
            return $ret;
        }
        if (!is_array($deviceList) || empty($deviceList)) {
            $ret['err_msg'] = 'deviceList not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['push_id'] = $pushId;
        $params['device_list'] = json_encode($deviceList);
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_PUSHDEVICELISTMULTIPLE, $params);
    }

    /**
     * 查询消息推送状态
     * @param array $pushIdList pushId(string)数组
     */
    public function QueryPushStatus($pushIdList)
    {
        $ret = array('ret_code' => -1);
        $idList = array();
        if (!is_array($pushIdList) || empty($pushIdList)) {
            $ret['err_msg'] = 'pushIdList not valid';
            return $ret;
        }
        foreach ($pushIdList as $pushId) {
            $idList[] = array('push_id' => $pushId);
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['push_ids'] = json_encode($idList);
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYPUSHSTATUS, $params);
    }

    /**
     * 查询应用覆盖的设备数
     */
    public function QueryDeviceCount()
    {
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYDEVICECOUNT, $params);
    }

    /**
     * 查询应用标签
     */
    public function QueryTags($start = 0, $limit = 100)
    {
        $ret = array('ret_code' => -1);
        if (!is_int($start) || !is_int($limit)) {
            $ret['err_msg'] = 'start or limit not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['start'] = $start;
        $params['limit'] = $limit;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYTAGS, $params);
    }

    /**
     * 查询标签下token数量
     */
    public function QueryTagTokenNum($tag)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($tag)) {
            $ret['err_msg'] = 'tag is not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['tag'] = $tag;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYTAGTOKENNUM, $params);
    }

    /**
     * 查询token的标签
     */
    public function QueryTokenTags($deviceToken)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($deviceToken)) {
            $ret['err_msg'] = 'deviceToken is not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['device_token'] = $deviceToken;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYTOKENTAGS, $params);
    }

    /**
     * 取消定时发送
     */
    public function CancelTimingPush($pushId)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($pushId) || empty($pushId)) {
            $ret['err_msg'] = 'pushId not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['push_id'] = $pushId;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_CANCELTIMINGPUSH, $params);
    }

    //json转换为数组
    protected function json2Array($json)
    {
        $json = stripslashes($json);
        return json_decode($json, true);
    }

    protected function callRestful($url, $params)
    {
        $paramsBase = new ParamsBase($params);
        $sign = $paramsBase->generateSign(RequestBase::METHOD_POST, $url, $this->secretKey);
        $params['sign'] = $sign;

        $requestBase = new RequestBase();
        $ret = $this->json2Array($requestBase->exec($url, $params, RequestBase::METHOD_POST));

        return $ret;
    }

    private function ValidateToken($token)
    {
        if ($this->accessId >= 2200000000) {
            return strlen($token) == 64;
        } else {
            return (strlen($token) == 40 || strlen($token) == 64);
        }
    }

    public function InitParams()
    {

        $params = array();
        $params['access_id'] = $this->accessId;
        $params['timestamp'] = time();

        return $params;
    }

    public function BatchSetTag($tagTokenPairs)
    {
        $ret = array('ret_code' => -1);

        foreach ($tagTokenPairs as $pair) {
            if (!($pair instanceof TagTokenPair)) {
                $ret['err_msg'] = 'tag-token pair type error!';
                return $ret;
            }
            if (!$this->ValidateToken($pair->token)) {
                $ret['err_msg'] = sprintf("invalid token %s", $pair->token);
                return $ret;
            }
        }
        $params = $this->InitParams();

        $tag_token_list = array();
        foreach ($tagTokenPairs as $pair) {
            array_push($tag_token_list, array($pair->tag, $pair->token));
        }
        $params['tag_token_list'] = json_encode($tag_token_list);

        return $this->callRestful(self::RESTAPI_BATCHSETTAG, $params);
    }

    public function BatchDelTag($tagTokenPairs)
    {
        $ret = array('ret_code' => -1);

        foreach ($tagTokenPairs as $pair) {
            if (!($pair instanceof TagTokenPair)) {
                $ret['err_msg'] = 'tag-token pair type error!';
                return $ret;
            }
            if (!$this->ValidateToken($pair->token)) {
                $ret['err_msg'] = sprintf("invalid token %s", $pair->token);
                return $ret;
            }
        }
        $params = $this->InitParams();

        $tag_token_list = array();
        foreach ($tagTokenPairs as $pair) {
            array_push($tag_token_list, array($pair->tag, $pair->token));
        }
        $params['tag_token_list'] = json_encode($tag_token_list);

        return $this->callRestful(self::RESTAPI_BATCHDELTAG, $params);
    }

    public function QueryInfoOfToken($deviceToken)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($deviceToken)) {
            $ret['err_msg'] = 'deviceToken is not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['device_token'] = $deviceToken;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYINFOOFTOKEN, $params);
    }

    public function QueryTokensOfAccount($account)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($account)) {
            $ret['err_msg'] = 'account is not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['account'] = $account;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_QUERYTOKENSOFACCOUNT, $params);
    }

    public function DeleteTokenOfAccount($account, $deviceToken)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($account) || !is_string($deviceToken)) {
            $ret['err_msg'] = 'account or deviceToken is not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['account'] = $account;
        $params['device_token'] = $deviceToken;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_DELETETOKENOFACCOUNT, $params);
    }

    public function DeleteAllTokensOfAccount($account)
    {
        $ret = array('ret_code' => -1);
        if (!is_string($account)) {
            $ret['err_msg'] = 'account is not valid';
            return $ret;
        }
        $params = array();
        $params['access_id'] = $this->accessId;
        $params['account'] = $account;
        $params['timestamp'] = time();

        return $this->callRestful(self::RESTAPI_DELETEALLTOKENSOFACCOUNT, $params);
    }

    private function ValidateMessageType($message)
    {
        if ($this->accessId >= XingeApp::IOS_MIN_ID and $message instanceof MessageIOS)
            return true;
        else if ($this->accessId < XingeApp::IOS_MIN_ID and $message instanceof Message)
            return true;
        else
            return false;
    }

    public $accessId = ''; //应用的接入Id
    public $secretKey = ''; //应用的skey

    const RESTAPI_PUSHSINGLEDEVICE = 'http://openapi.xg.qq.com/v2/push/single_device';
    const RESTAPI_PUSHSINGLEACCOUNT = 'http://openapi.xg.qq.com/v2/push/single_account';
    const RESTAPI_PUSHACCOUNTLIST = 'http://openapi.xg.qq.com/v2/push/account_list';
    const RESTAPI_PUSHALLDEVICE = 'http://openapi.xg.qq.com/v2/push/all_device';
    const RESTAPI_PUSHTAGS = 'http://openapi.xg.qq.com/v2/push/tags_device';
    const RESTAPI_QUERYPUSHSTATUS = 'http://openapi.xg.qq.com/v2/push/get_msg_status';
    const RESTAPI_QUERYDEVICECOUNT = 'http://openapi.xg.qq.com/v2/application/get_app_device_num';
    const RESTAPI_QUERYTAGS = 'http://openapi.xg.qq.com/v2/tags/query_app_tags';
    const RESTAPI_CANCELTIMINGPUSH = 'http://openapi.xg.qq.com/v2/push/cancel_timing_task';
    const RESTAPI_BATCHSETTAG = 'http://openapi.xg.qq.com/v2/tags/batch_set';
    const RESTAPI_BATCHDELTAG = 'http://openapi.xg.qq.com/v2/tags/batch_del';
    const RESTAPI_QUERYTOKENTAGS = 'http://openapi.xg.qq.com/v2/tags/query_token_tags';
    const RESTAPI_QUERYTAGTOKENNUM = 'http://openapi.xg.qq.com/v2/tags/query_tag_token_num';
    const RESTAPI_CREATEMULTIPUSH = 'http://openapi.xg.qq.com/v2/push/create_multipush';
    const RESTAPI_PUSHACCOUNTLISTMULTIPLE = 'http://openapi.xg.qq.com/v2/push/account_list_multiple';
    const RESTAPI_PUSHDEVICELISTMULTIPLE = 'http://openapi.xg.qq.com/v2/push/device_list_multiple';
    const RESTAPI_QUERYINFOOFTOKEN = 'http://openapi.xg.qq.com/v2/application/get_app_token_info';
    const RESTAPI_QUERYTOKENSOFACCOUNT = 'http://openapi.xg.qq.com/v2/application/get_app_account_tokens';
    const RESTAPI_DELETETOKENOFACCOUNT = 'http://openapi.xg.qq.com/v2/application/del_app_account_tokens';
    const RESTAPI_DELETEALLTOKENSOFACCOUNT = 'http://openapi.xg.qq.com/v2/application/del_app_account_all_tokens';

}

class TagTokenPair
{

    public function __construct($tag, $token)
    {
        $this->tag = strval($tag);
        $this->token = strval($token);
    }

    public function __destruct()
    {
    }

    public $tag;
    public $token;
}

class Message
{

    public function __construct()
    {
        $this->m_acceptTimes = array();
        $this->m_multiPkg = 0;
        $this->m_raw = "";
        $this->m_style = new Style(0);
        $this->m_action = new ClickAction();
    }

    public function __destruct()
    {
    }

    public function setTitle($title)
    {
        $this->m_title = $title;
    }

    public function setContent($content)
    {
        $this->m_content = $content;
    }

    public function setExpireTime($expireTime)
    {
        $this->m_expireTime = $expireTime;
    }

    public function getExpireTime()
    {
        return $this->m_expireTime;
    }

    public function setSendTime($sendTime)
    {
        $this->m_sendTime = $sendTime;
    }

    public function getSendTime()
    {
        return $this->m_sendTime;
    }

    public function addAcceptTime($acceptTime)
    {
        $this->m_acceptTimes[] = $acceptTime;
    }

    public function acceptTimeToJson()
    {
        $ret = array();
        foreach ($this->m_acceptTimes as $acceptTime) {
            $ret[] = $acceptTime->toArray();
        }
        return $ret;
    }

    /**
     * 消息类型
     * @param int $type 1：通知 2：透传消息
     */
    public function setType($type)
    {
        $this->m_type = $type;
    }

    public function getType()
    {
        return $this->m_type;
    }

    public function setMultiPkg($multiPkg)
    {
        $this->m_multiPkg = $multiPkg;
    }

    public function getMultiPkg()
    {
        return $this->m_multiPkg;
    }

    public function setStyle($style)
    {
        $this->m_style = $style;
    }

    public function setAction($action)
    {
        $this->m_action = $action;
    }

    public function setCustom($custom)
    {
        $this->m_custom = $custom;
    }

    public function setRaw($raw)
    {
        $this->m_raw = $raw;
    }

    public function getLoopInterval()
    {
        return $this->m_loopInterval;
    }

    public function setLoopInterval($loopInterval)
    {
        $this->m_loopInterval = $loopInterval;
    }

    public function getLoopTimes()
    {
        return $this->m_loopTimes;
    }

    public function setLoopTimes($loopTimes)
    {
        $this->m_loopTimes = $loopTimes;
    }

    public function toJson()
    {
        if (!empty($this->m_raw)) return $this->m_raw;
        $ret = array();
        if ($this->m_type == self::TYPE_NOTIFICATION) {
            $ret['title'] = $this->m_title;
            $ret['content'] = $this->m_content;
            $ret['accept_time'] = $this->acceptTimeToJson();
            $ret['builder_id'] = $this->m_style->getBuilderId();
            $ret['ring'] = $this->m_style->getRing();
            $ret['vibrate'] = $this->m_style->getVibrate();
            $ret['clearable'] = $this->m_style->getClearable();
            $ret['n_id'] = $this->m_style->getNId();

            if (!is_null($this->m_style->getRingRaw())) {
                $ret['ring_raw'] = $this->m_style->getRingRaw();
            }
            $ret['lights'] = $this->m_style->getLights();
            $ret['icon_type'] = $this->m_style->getIconType();
            if (!is_null($this->m_style->getIconRes())) {
                $ret['icon_res'] = $this->m_style->getIconRes();
            }
            $ret['style_id'] = $this->m_style->getStyleId();
            if (!is_null($this->m_style->getSmallIcon())) {
                $ret['small_icon'] = $this->m_style->getSmallIcon();
            }

            $ret['action'] = $this->m_action->toJson();

        } else if ($this->m_type == self::TYPE_MESSAGE) {
            $ret['title'] = $this->m_title;
            $ret['content'] = $this->m_content;
            $ret['accept_time'] = $this->acceptTimeToJson();
        }
        $ret['custom_content'] = $this->m_custom;
        return json_encode($ret);
    }

    public function isValid()
    {
        if (is_string($this->m_raw) && !empty($this->raw)) return true;
        if (!isset($this->m_title))
            $this->m_title = "";
        else if (!is_string($this->m_title) || empty($this->m_title))
            return false;
        if (!isset($this->m_content))
            $this->m_content = "";
        else if (!is_string($this->m_content) || empty($this->m_content))
            return false;
        if (!is_int($this->m_type) || $this->m_type < self::TYPE_NOTIFICATION || $this->m_type > self::TYPE_MESSAGE) return false;
        if (!is_int($this->m_multiPkg) || $this->m_multiPkg < 0 || $this->m_multiPkg > 1) return false;
        if ($this->m_type == self::TYPE_NOTIFICATION) {
            if (!($this->m_style instanceof Style) || !($this->m_action instanceof ClickAction))
                return false;
            if (!$this->m_style->isValid() || !$this->m_action->isValid())
                return false;
        }
        if (isset($this->m_expireTime)) {
            if (!is_int($this->m_expireTime) || $this->m_expireTime > 3 * 24 * 60 * 60)
                return false;
        } else {
            $this->m_expireTime = 0;
        }

        if (isset($this->m_sendTime)) {
            if (strtotime($this->m_sendTime) === false) return false;
        } else {
            $this->m_sendTime = "2013-12-19 17:49:00";
        }

        foreach ($this->m_acceptTimes as $value) {
            if (!($value instanceof TimeInterval) || !$value->isValid())
                return false;
        }

        if (isset($this->m_custom)) {
            if (!is_array($this->m_custom))
                return false;
        } else {
            $this->m_custom = array();
        }

        if (isset($this->m_loopInterval)) {
            if (!(is_int($this->m_loopInterval) && $this->m_loopInterval > 0)) {
                return false;
            }
        }

        if (isset($this->m_loopTimes)) {
            if (!(is_int($this->m_loopTimes) && $this->m_loopTimes > 0)) {
                return false;
            }
        }

        if (isset($this->m_loopInterval) && isset($this->m_loopTimes)) {
            if (($this->m_loopTimes - 1) * $this->m_loopInterval + 1 > self::MAX_LOOP_TASK_DAYS) {
                return false;
            }
        }

        return true;
    }

    private $m_title;
    private $m_content;
    private $m_expireTime;
    private $m_sendTime;
    private $m_acceptTimes;
    private $m_type;
    private $m_multiPkg;
    private $m_style;
    private $m_action;
    private $m_custom;
    private $m_raw;
    private $m_loopInterval;
    private $m_loopTimes;

    const TYPE_NOTIFICATION = 1;
    const TYPE_MESSAGE = 2;
    const MAX_LOOP_TASK_DAYS = 15;
}

class MessageIOS
{
    public function __construct()
    {
        $this->m_acceptTimes = array();
        $this->m_type = self::TYPE_APNS_NOTIFICATION;
    }

    public function __destruct()
    {
    }

    public function setExpireTime($expireTime)
    {
        $this->m_expireTime = $expireTime;
    }

    public function getExpireTime()
    {
        return $this->m_expireTime;
    }

    public function setSendTime($sendTime)
    {
        $this->m_sendTime = $sendTime;
    }

    public function getSendTime()
    {
        return $this->m_sendTime;
    }

    public function addAcceptTime($acceptTime)
    {
        $this->m_acceptTimes[] = $acceptTime;
    }

    public function acceptTimeToJson()
    {
        $ret = array();
        foreach ($this->m_acceptTimes as $acceptTime) {
            $ret[] = $acceptTime->toArray();
        }
        return $ret;
    }

    public function setCustom($custom)
    {
        $this->m_custom = $custom;
    }

    public function setRaw($raw)
    {
        $this->m_raw = $raw;
    }

    public function setAlert($alert)
    {
        $this->m_alert = $alert;
    }

    public function setBadge($badge)
    {
        $this->m_badge = $badge;
    }

    public function setSound($sound)
    {
        $this->m_sound = $sound;
    }

    /**
     * 消息类型
     * @param int $type 1：通知 2：静默通知
     */
    public function setType($type)
    {
        $this->m_type = $type;
    }

    public function getType()
    {
        return $this->m_type;
    }

    public function getCategory()
    {
        return $this->m_category;
    }

    public function setCategory($category)
    {
        $this->m_category = $category;
    }

    public function getLoopInterval()
    {
        return $this->m_loopInterval;
    }

    public function setLoopInterval($loopInterval)
    {
        $this->m_loopInterval = $loopInterval;
    }

    public function getLoopTimes()
    {
        return $this->m_loopTimes;
    }

    public function setLoopTimes($loopTimes)
    {
        $this->m_loopTimes = $loopTimes;
    }

    public function toJson()
    {
        if (!empty($this->m_raw)) return $this->m_raw;
        $ret = $this->m_custom;
        $ret['accept_time'] = $this->acceptTimeToJson();

        $aps = array();
        if ($this->m_type == self::TYPE_APNS_NOTIFICATION) {
            $aps['alert'] = $this->m_alert;
            if (isset($this->m_badge)) $aps['badge'] = $this->m_badge;
            if (isset($this->m_sound)) $aps['sound'] = $this->m_sound;
            if (isset($this->m_category)) $aps['category'] = $this->m_category;
        } else if ($this->m_type == self::TYPE_REMOTE_NOTIFICATION) {
            $aps['content-available'] = 1;
        }
        $ret['aps'] = $aps;
        return json_encode($ret);
    }

    public function isValid()
    {
        if (isset($this->m_expireTime)) {
            if (!is_int($this->m_expireTime) || $this->m_expireTime > 3 * 24 * 60 * 60)
                return false;
        } else {
            $this->m_expireTime = 0;
        }

        if (isset($this->m_sendTime)) {
            if (strtotime($this->m_sendTime) === false) return false;
        } else {
            $this->m_sendTime = "2014-03-13 12:00:00";
        }

        if (!empty($this->m_raw)) {
            if (is_string($this->m_raw))
                return true;
            else
                return false;
        }
        if (!is_int($this->m_type) || $this->m_type < self::TYPE_APNS_NOTIFICATION || $this->m_type > self::TYPE_REMOTE_NOTIFICATION) {
            return false;
        }

        foreach ($this->m_acceptTimes as $value) {
            if (!($value instanceof TimeInterval) || !$value->isValid())
                return false;
        }

        if (isset($this->m_custom)) {
            if (!is_array($this->m_custom))
                return false;
        } else {
            $this->m_custom = array();
        }
        if ($this->m_type == self::TYPE_APNS_NOTIFICATION) {
            if (!isset($this->m_alert)) return false;
            if (!is_string($this->m_alert) && !is_array($this->m_alert))
                return false;
        }
        if (isset($this->m_badge)) {
            if (!is_int($this->m_badge))
                return false;
        }
        if (isset($this->m_sound)) {
            if (!is_string($this->m_sound))
                return false;
        }
        if (isset($this->m_loopInterval)) {
            if (!(is_int($this->m_loopInterval) && $this->m_loopInterval > 0)) {
                return false;
            }
        }
        if (isset($this->m_loopTimes)) {
            if (!(is_int($this->m_loopTimes) && $this->m_loopTimes > 0)) {
                return false;
            }
        }
        if (isset($this->m_loopInterval) && isset($this->m_loopTimes)) {
            if (($this->m_loopTimes - 1) * $this->m_loopInterval + 1 > self::MAX_LOOP_TASK_DAYS) {
                return false;
            }
        }

        return true;
    }


    private $m_expireTime;
    private $m_sendTime;
    private $m_acceptTimes;
    private $m_custom;
    private $m_raw;
    private $m_type;
    private $m_alert;
    private $m_badge;
    private $m_sound;
    private $m_category;
    private $m_loopInterval;
    private $m_loopTimes;

    const TYPE_APNS_NOTIFICATION = 11;
    const TYPE_REMOTE_NOTIFICATION = 12;
    const MAX_LOOP_TASK_DAYS = 15;
}

class ClickAction
{
    /**
     * 动作类型
     * @param int $actionType 1打开activity或app本身，2打开url，3打开Intent
     */
    public function __construct()
    {
        $this->m_atyAttrIntentFlag = 0;
        $this->m_atyAttrPendingIntentFlag = 0;
        $this->m_confirmOnPackageDownloadUrl = 1;
    }

    public function setActionType($actionType)
    {
        $this->m_actionType = $actionType;
    }

    public function setUrl($url)
    {
        $this->m_url = $url;
    }

    public function setComfirmOnUrl($comfirmOnUrl)
    {
        $this->m_confirmOnUrl = $comfirmOnUrl;
    }

    public function setActivity($activity)
    {
        $this->m_activity = $activity;
    }

    public function setIntent($intent)
    {
        $this->m_intent = $intent;
    }

    public function setAtyAttrIntentFlag($atyAttrIntentFlag)
    {
        $this->m_atyAttrIntentFlag = $atyAttrIntentFlag;
    }

    public function setAtyAttrPendingIntentFlag($atyAttrPendingIntentFlag)
    {
        $this->m_atyAttrPendingIntentFlag = $atyAttrPendingIntentFlag;
    }

    public function setPackageDownloadUrl($packageDownloadUrl)
    {
        $this->m_packageDownloadUrl = $packageDownloadUrl;
    }

    public function setConfirmOnPackageDownloadUrl($confirmOnPackageDownloadUrl)
    {
        $this->m_confirmOnPackageDownloadUrl = $confirmOnPackageDownloadUrl;
    }

    public function setPackageName($packageName)
    {
        $this->m_packageName = $packageName;
    }

    public function toJson()
    {
        $ret = array();
        $ret['action_type'] = $this->m_actionType;
        $ret['browser'] = array('url' => $this->m_url, 'confirm' => $this->m_confirmOnUrl);
        $ret['activity'] = $this->m_activity;
        $ret['intent'] = $this->m_intent;

        $aty_attr = array();
        if (isset($this->m_atyAttrIntentFlag)) {
            $aty_attr['if'] = $this->m_atyAttrIntentFlag;
        }
        if (isset($this->m_atyAttrPendingIntentFlag)) {
            $aty_attr['pf'] = $this->m_atyAttrPendingIntentFlag;
        }
        $ret['aty_attr'] = $aty_attr;

        return $ret;
    }

    public function isValid()
    {
        if (!isset($this->m_actionType)) $this->m_actionType = self::TYPE_ACTIVITY;
        if (!is_int($this->m_actionType)) return false;
        if ($this->m_actionType < self::TYPE_ACTIVITY || $this->m_actionType > self::TYPE_INTENT)
            return false;

        if ($this->m_actionType == self::TYPE_ACTIVITY) {
            if (!isset($this->m_activity)) {
                $this->m_activity = "";
                return true;
            }
            if (isset($this->m_atyAttrIntentFlag)) {
                if (!is_int($this->m_atyAttrIntentFlag)) {
                    return false;
                }
            }
            if (isset($this->m_atyAttrPendingIntentFlag)) {
                if (!is_int($this->m_atyAttrPendingIntentFlag)) {
                    return false;
                }
            }

            if (is_string($this->m_activity) && !empty($this->m_activity))
                return true;
            return false;
        }

        if ($this->m_actionType == self::TYPE_URL) {
            if (is_string($this->m_url) && !empty($this->m_url) &&
                is_int($this->m_confirmOnUrl) &&
                $this->m_confirmOnUrl >= 0 && $this->m_confirmOnUrl <= 1
            )
                return true;
            return false;
        }

        if ($this->m_actionType == self::TYPE_INTENT) {
            if (is_string($this->m_intent) && !empty($this->m_intent))
                return true;
            return false;
        }
    }

    private $m_actionType;
    private $m_url;
    private $m_confirmOnUrl;
    private $m_activity;
    private $m_intent;
    private $m_atyAttrIntentFlag;
    private $m_atyAttrPendingIntentFlag;
    private $m_packageDownloadUrl;
    private $m_confirmOnPackageDownloadUrl;
    private $m_packageName;

    const TYPE_ACTIVITY = 1;
    const TYPE_URL = 2;
    const TYPE_INTENT = 3;
}

class Style
{
    public function __construct($builderId, $ring = 0, $vibrate = 0, $clearable = 1, $nId = 0, $lights = 1, $iconType = 0, $styleId = 1)
    {
        $this->m_builderId = $builderId;
        $this->m_ring = $ring;
        $this->m_vibrate = $vibrate;
        $this->m_clearable = $clearable;
        $this->m_nId = $nId;
        $this->m_lights = $lights;
        $this->m_iconType = $iconType;
        $this->m_styleId = $styleId;
    }

    public function __destruct()
    {
    }

    public function getBuilderId()
    {
        return $this->m_builderId;
    }

    public function getRing()
    {
        return $this->m_ring;
    }

    public function getVibrate()
    {
        return $this->m_vibrate;
    }

    public function getClearable()
    {
        return $this->m_clearable;
    }

    public function getNId()
    {
        return $this->m_nId;
    }

    public function getLights()
    {
        return $this->m_lights;
    }

    public function getIconType()
    {
        return $this->m_iconType;
    }

    public function getStyleId()
    {
        return $this->m_styleId;
    }

    public function setRingRaw($ringRaw)
    {
        return $this->m_ringRaw = $ringRaw;
    }

    public function getRingRaw()
    {
        return $this->m_ringRaw;
    }

    public function setIconRes($iconRes)
    {
        return $this->m_iconRes = $iconRes;
    }

    public function getIconRes()
    {
        return $this->m_iconRes;
    }

    public function setSmallIcon($smallIcon)
    {
        return $this->m_smallIcon = $smallIcon;
    }

    public function getSmallIcon()
    {
        return $this->m_smallIcon;
    }

    public function isValid()
    {
        if (!is_int($this->m_builderId) || !is_int($this->m_ring) ||
            !is_int($this->m_vibrate) || !is_int($this->m_clearable) ||
            !is_int($this->m_lights) || !is_int($this->m_iconType) ||
            !is_int($this->m_styleId)
        )
            return false;
        if ($this->m_ring < 0 || $this->m_ring > 1) return false;
        if ($this->m_vibrate < 0 || $this->m_vibrate > 1) return false;
        if ($this->m_clearable < 0 || $this->m_clearable > 1) return false;
        if ($this->m_lights < 0 || $this->m_lights > 1) return false;
        if ($this->m_iconType < 0 || $this->m_iconType > 1) return false;
        if ($this->m_styleId < 0 || $this->m_styleId > 1) return false;

        return true;
    }

    private $m_builderId;
    private $m_ring;
    private $m_vibrate;
    private $m_clearable;
    private $m_nId;
    private $m_ringRaw;
    private $m_lights;
    private $m_iconType;
    private $m_iconRes;
    private $m_styleId;
    private $m_smallIcon;
}

class TimeInterval
{
    public function __construct($startHour, $startMin, $endHour, $endMin)
    {
        $this->m_startHour = $startHour;
        $this->m_startMin = $startMin;
        $this->m_endHour = $endHour;
        $this->m_endMin = $endMin;
    }

    public function __destruct()
    {
    }

    public function toArray()
    {
        return array(
            'start' => array('hour' => strval($this->m_startHour), 'min' => strval($this->m_startMin)),
            'end' => array('hour' => strval($this->m_endHour), 'min' => strval($this->m_endMin))
        );
    }

    public function isValid()
    {
        if (!is_int($this->m_startHour) || !is_int($this->m_startMin) ||
            !is_int($this->m_endHour) || !is_int($this->m_endMin)
        )
            return false;

        if ($this->m_startHour >= 0 && $this->m_startHour <= 23 &&
            $this->m_startMin >= 0 && $this->m_startMin <= 59 &&
            $this->m_endHour >= 0 && $this->m_endHour <= 23 &&
            $this->m_endMin >= 0 && $this->m_endMin <= 59
        )
            return true;
        else
            return false;
    }

    private $m_startHour;
    private $m_startMin;
    private $m_endHour;
    private $m_endMin;
}

class ParamsBase
{

    /**
     * @var array 当前传入的参数列表
     */
    public $_params = array();

    /**
     * 构造函数
     */
    public function __construct($params)
    {
        if (!is_array($params)) {
            return array();
        }
        foreach ($params as $key => $value) {
            //如果是非法的key值，则不使用这个key
            $this->_params[$key] = $value;
        }
    }

    public function set($k, $v)
    {
        if (!isset($k) || !isset($v)) {
            return;
        }
        $this->_params[$k] = $v;
    }

    /**
     * 根据实例化传入的参数生成签名
     */
    public function generateSign($method, $url, $secret_key)
    {
        //将参数进行升序排序
        $param_str = '';
        $method = strtoupper($method);
        $url_arr = parse_url($url);
        if (isset($url_arr['host']) && isset($url_arr['path'])) {
            $url = $url_arr['host'] . $url_arr['path'];
        }
        if (!empty($this->_params)) {
            ksort($this->_params);
            foreach ($this->_params as $key => $value) {
                $param_str .= $key . '=' . $value;
            }
        }
        //print $method.$url.$param_str.$secret_key."\n";
        return md5($method . $url . $param_str . $secret_key);
    }

}

class RequestBase
{

    //get请求方式
    const METHOD_GET = 'get';
    //post请求方式
    const METHOD_POST = 'post';

    /**
     * 发起一个get或post请求
     * @param $url 请求的url
     * @param int $method 请求方式
     * @param array $params 请求参数
     * @param array $extra_conf curl配置, 高级需求可以用, 如
     * $extra_conf = array(
     *    CURLOPT_HEADER => true,
     *    CURLOPT_RETURNTRANSFER = false
     * )
     * @return bool|mixed 成功返回数据，失败返回false
     * @throws Exception
     */
    public static function exec($url, $params = array(), $method = self::METHOD_GET, $extra_conf = array())
    {
        $params = is_array($params) ? http_build_query($params) : $params;
        //如果是get请求，直接将参数附在url后面
        if ($method == self::METHOD_GET) {
            $url .= (strpos($url, '?') === false ? '?' : '&') . $params;
        }

        //默认配置
        $curl_conf = array(
            CURLOPT_URL => $url,  //请求url
            CURLOPT_HEADER => false,  //不输出头信息
            CURLOPT_RETURNTRANSFER => true, //不输出返回数据
            CURLOPT_CONNECTTIMEOUT => 3 // 连接超时时间
        );

        //配置post请求额外需要的配置项
        if ($method == self::METHOD_POST) {
            //使用post方式
            $curl_conf[CURLOPT_POST] = true;
            //post参数
            $curl_conf[CURLOPT_POSTFIELDS] = $params;
        }

        //添加额外的配置
        foreach ($extra_conf as $k => $v) {
            $curl_conf[$k] = $v;
        }

        $data = false;
        try {
            //初始化一个curl句柄
            $curl_handle = curl_init();
            //设置curl的配置项
            curl_setopt_array($curl_handle, $curl_conf);
            //发起请求
            $data = curl_exec($curl_handle);
            if ($data === false) {
                throw new Exception('CURL ERROR: ' . curl_error($curl_handle));
            }
        } catch (Exception $e) {
            echo $e->getMessage();
        }
        curl_close($curl_handle);

        return $data;
    }
}


?>