new_sdk_wu/www/new_sdk/application/common/logic/SubPackage.php

<?php
/**
 * 渠道包打包和删包公共业务逻辑类
 */

namespace app\common\logic;

use app\common\model\Game;
use app\common\model\GameInfo;
use app\common\model\SdkGameList;
use app\common\model\Logininfo;
use app\common\model\PromotionShortLink;
use think\Cache;
use think\Db;
use think\Env;
use think\Exception;
use app\common\library\AliyunOSS;
use app\common\library\HuaweiObs;
use app\service\HuaWeiCloudService;

class SubPackage{

    /**
     * 接收渠道游戏打包请求，并处理
     *
     * @param $game_id   integer 游戏ID
     * @param $admin_id  integer 后台及推广平台用户ID
     * @param $platform  integer 游戏平台  1=ios、2=安卓、3=h5
     * @param $apktype   integer 游戏包类型  0:普通包，1:光环包
     * @param $pack_type integer 分包方式  0:异步，1:同步
     */
    public function index($channel_id, $game_id, $admin_id = '0', $platform = 0, $apktype = 0, $pack_type = 0)
    {

        $gameInfoModel = new GameInfo;
        $gameaidModel = Db::name('cy_gameaid');

        $runnable = true;
        $msg = false;
        $extend = [];     //扩展参数

        if (empty($game_id)) {
            $runnable = false;
            $msg = 'game_id 参数缺失';
        }

        if (empty($channel_id) && $runnable) {
            $runnable = false;
            $msg = 'channel_id 参数缺失';
        }

        //判断光环游戏记录是否存在
        if ($apktype == 1 && !$gameaidModel->where(['gameid' => $game_id])->find()) {
            $runnable = false;
            $msg = '光环游戏记录不存在';
        }


        if ($runnable) {
            $game_info  = Game::get($game_id);
            $mobileicon = $gameInfoModel->where(['game_id'=>$game_id])->value('mobileicon');

            if(empty($game_info)) {
                $runnable  = false;
                $msg       = 'game_id不存在';
            } elseif($platform==1 && (empty($mobileicon) || empty($game_info['package_name']))){ // ios游戏时
                $runnable = false;
                $msg = '游戏参数不全，请前往游戏内容编辑页面配置(请添加游戏图标、落地背景页)';
            } else{
                $pinyin = $game_info['pinyin'];
                $extend['channel_version']  = $game_info['channel_version'];
                $extend['pinyin']           = $game_info['pinyin'];
                $extend['channel_id'] = (string)$channel_id;
                $extend['admin_id']         = $admin_id;
                $extend['512pngUrl']        = STATIC_DOMAIN.$mobileicon;                  //游戏图标
                $extend['bundleID']         = $game_info['package_name'];   //游戏包名
                $extend['gameChineseName']  = $game_info['name'];           //游戏名称
            }
        }

        if($runnable) {
            $channel_info = \app\common\model\Channel::get($channel_id);
            if(empty($channel_info)) {
                $runnable  = false;
                $msg       = '渠道信息不存在';
            }
            else if($channel_info['level'] <> 3){
                $runnable  = false;
                $msg       = '非推广员渠道,不能进行打包';
            }
        }

        // 渠道 + 游戏 是否被禁止打包
        if($runnable) {  // todo  此处 数据库运行很慢  需要看下是什么原因 暂时先屏蔽了
            $isFrozen = isFrozenOption($channel_id, $game_id);
            if($isFrozen) {
                $runnable  = false;
                $msg       = '您已经被禁止打包此游戏';
            }
        }

        // 判断游戏母包是否存在
        if($runnable && $platform != 3) { // h5游戏不需要母包
            $apk_is_exists = isRawGameApkExist($pinyin,$platform,$apktype);
            if($apk_is_exists == false || $apk_is_exists == 'False') {
                $runnable  = false;
                $msg       = '游戏母包不存在';
            }
        }

        // 判断 channel_id 与 game_id 是否在sdkgamelist表 无则新建 有则跳过
        if($runnable) {
            $result = (new SdkGameList())->where(['gameid' => $game_id, 'channel_id' => $channel_id, 'package_type'=> $apktype])->find();
            // 没有分包记录 则生成记录
            if (empty($result)) {
                $data = [
                    'gameid'            => $game_id,
                    'channel_id'        => $channel_id,
                    'update_time'       => time(),
                    'create_time'       => time(),
                    'channel_version'   => $game_info['channel_version'],
                    'package_type'      => $apktype,
                    'upload_status'     => 4,
                ];
                $resultAdd = (new SdkGameList())->save($data);

                // ## 双端推广链接合并 ##
                // 判断双端对应链接是否存在，存在则使用另一端的推广地址
                $shortLinkModel = new PromotionShortLink();
                if(in_array($game_info['type'], [1,2])){
                    if($game_info['type'] == 1){
                        $bandId = Db::table('nw_game_band')->where(['ios_game_id' => $game_id])->value('android_game_id');
                    } else if ($game_info['type'] == 2){
                        $bandId = Db::table('nw_game_band')->where(['android_game_id' => $game_id])->value('ios_game_id');
                    }
                    if($bandShortLink = $shortLinkModel->where(['game_id'=>$bandId, 'channel_id'=>$channel_id, 'package_type'=>$apktype, 'type' => 1])->value('short_link')) {
                        $shortLinkModel->insert(['game_id'=> $game_id, 'channel_id'=> $channel_id, 'package_type'=>$apktype, 'create_time'=>time(), 'short_link'=> $bandShortLink, 'type' => 1]);
                    }else{
                        $shortLinkModel->insertData($game_id,$channel_id,$apktype, 1);
                    }
                }else{
                    $shortLinkModel->insertData($game_id,$channel_id,$apktype, 1);
                    // $shortLinkModel->insertData($game_id,$channel_id,$apktype, 2);
                }

                if($resultAdd == 0 || $resultAdd == false) {
                    $runnable  = false;
                    $msg       = '生成分包记录存储失败';
                }
            } elseif(!empty($result['filename'])){ // 文件名记录不为空时，删除包体
                // log_message('filename:' . $result['filename'], 'log', LOG_PATH . 'package/');

                //  // 路径先依照老平台的来，如果要修改，需要和 python 上传时使用的路径保持一致
                //  $file_path = "sygame/{$game_info['pinyin']}/{$result['filename']}";
                //  $pathinfo = pathinfo($result['filename']);
                //
                //  //IOS包时,需要同步删除plist文件
                //  if($pathinfo['extension']=='ipa'){
                //      if(UPLOAD_SAVE_PLACE=='ali'){
                //          AliyunOSS::deleteObject("sygame/{$game_info['pinyin']}/{$pathinfo['filename']}.plist",PACKAGE_BUCKET);
                //      } elseif(UPLOAD_SAVE_PLACE=='huawei') {
                //          $obs = new HuaweiObs();
                //          $obs->DeleteObject("sygame/{$game_info['pinyin']}/{$pathinfo['filename']}.plist",PACKAGE_BUCKET);
                //      }
                //  }
                //  // log_message('file_path:' . $file_path, 'log', LOG_PATH . 'package/');
                //  if(UPLOAD_SAVE_PLACE=='ali'){
                //      // 无需传递文件的绝对路径，传递 URI 部分即可，这个方法的返回值，并不能表示删除结果。所以不做判断
                //      AliyunOSS::deleteObject($file_path,PACKAGE_BUCKET);
                //  } elseif(UPLOAD_SAVE_PLACE=='huawei'){
                //      $obs->DeleteObject($file_path,PACKAGE_BUCKET);
                //  }
            }
        }

        // 防止频繁提交任务       [python那边没有处理，该段代码先注释]
        if($runnable) {
            $cache_key = "subpackage_channel_{$game_id}_{$channel_id}".date('Y-m-d');
            if(cache($cache_key)) {
                $runnable  = false;
                $msg       = '打包任务已提交，请稍候';
            }else{
                cache($cache_key, time(), 10);
            }
        }

        // 产生一个随机的文件名，避免文件分发过程中，被各种云给缓存掉，导致渠道串包
        $apk_filename = uniqid(); // H5
        if($platform == 1){
            $apk_filename .= '.ipa';
        }else if ($platform == 2){
            $apk_filename .= '.apk';
        }

        if($platform == 3){
            // $game_url = Db::name('nw_game_package_upload')->where(['game_id' => $game_id])->value('path');
            
            $update_result = (new SdkGameList())->where(['gameid' => $game_id, 'channel_id' => $channel_id, 'package_type' => $apktype])
                ->update(['filename' => $apk_filename, 'channel_version' => $game_info['channel_version'], 'upload_status' => 1, 'update_time' => time()]);
            if ($update_result == 0 || $update_result == false) {
                return ["code" => 0, "msg" => $game_info['name']." - 分包失败：更新失败！", "data" => ['filename' => $apk_filename]];
            }
            return ["code" => 1, "msg" => "分包成功！", "data" => ['filename' => $apk_filename]];
        }

        // ## 同步分包处理
        if ($runnable && $pack_type == 1) {
            $task_data = [
                'filename' => $pinyin,         // 用于打包程序定位apk目录
                'channel_id' => (string)$channel_id,
                'apktype' => $apktype,        //游戏包类型
                'extend' => json_encode($extend),
                'ext' => ($platform == 1) ? 'ipa' : 'apk',
                'target_filename' => $apk_filename,     // 指定要生成的渠道包文件名称
                'sign_ver' => $game_info['sign_ver'] ?? 0,   // 指定要生成的渠道包文件名称
            ];

            $res1 = gameApkPack($task_data);
            $res = json_decode($res1, true);
            if (!$res && $res['status'] != 'success' || $res1 == false) {
                Db::name('cy_sdkgamelist')->where(['gameid' => $game_id, 'channel_id' => $channel_id])->update(['upload_status' => 5]);
                return ["code" => 0, "msg" => "分包失败：" . $res['message'], "data" => []];
            }

            $update_result = (new SdkGameList())->where(['gameid' => $game_id, 'channel_id' => $channel_id, 'package_type' => $apktype])
                ->update(['filename' => $apk_filename, 'channel_version' => $game_info['channel_version'], 'upload_status' => 4, 'update_time' => time()]);
            if ($update_result == 0 || $update_result == false) {
                return ["code" => 0, "msg" => "分包失败：包名存储更新失败！", "data" => ['filename' => $apk_filename]];
            }
            Db::name('cy_sdkgamelist')->where(['gameid' => $game_id, 'channel_id' => $channel_id])->update(['upload_status' => 1]);
            return ["code" => 1, "msg" => "分包成功！", "data" => ['filename' => $apk_filename]];
        }

        
        // ## 异步分包处理
        if ($runnable) {
            // 更新到数据表中
            $update_result = (new SdkGameList())->where(['gameid' => $game_id, 'channel_id' => $channel_id, 'package_type' => $apktype])
                ->update(['filename' => $apk_filename, 'channel_version' => $game_info['channel_version'], 'upload_status' => 4, 'update_time' => time()]);
            if ($update_result == 0 || $update_result == false) {
                $runnable = false;
                $msg = '打包记录存储失败';
            }
        }

        // 投递任务至异步队列
        if ($runnable && $pack_type == 0) {
            $redis = Cache::init()->handler();  // 获取redis句柄

            // 异步打包完成后，回调通知回来的数据
            // todo 新得回调地址 http://admin.7dgames.cn/upload_notify/index/game_id/249/channel_id/5217/adminid/cps5190/apktype/0.html
            $callback_url = SUBPACK_DOMAIN . '/upload_notify/index/game_id/' . $game_id . '/channel_id/' . $channel_id . '/adminid/' . $admin_id . '/apktype/' . $apktype . '.html';

            // TODO： 本地测试专用：
            // $encrypt = md5($game_id.$channel_id.$admin_id.$apktype.'aoyou88!!!');
            // $callback_url = SUBPACK_DOMAIN.'/upload_notify/index/game_id/'.$game_id.'/channel_id/'.$channel_id.'/encrypt/'.$encrypt.'/adminid/'.$admin_id.'/apktype/'.$apktype.'.html';

            $task_key  = ($platform==1) ? 'aoyou:ios:subpackage:task' : 'aoyou:apk:subpackage:task';

            $task_data = [
                'filename'          => $pinyin,         // 用于打包程序定位apk目录
                'channel_id' => (string)$channel_id,
                'apktype'           => $apktype,        //游戏包类型
                'extend'            => $extend,
                'target_filename'   => $apk_filename,   // 指定要生成的渠道包文件名称
                'finish_notice_url' => $callback_url,   // 打包完成后，回调通知该地址
                'sign_ver' => $game_info['sign_ver'] ?? 0,   // 签名版本
            ];
            // json_encode($task_data) = "{"filename":"mubaoANDROID","channel_id":"5215","apktype":0,"extend":{"channel_version":18,"pinyin":"mubaoANDROID","channel_id":"5215","admin_id":1,"512pngUrl":"http:\/\/cdn.7dgame.cn\/image\/game\/icons\/2023091416266502c3cc46898.png","bundleID":"com.qimeng.mubao","gameChineseName":"\u6bcd\u5305ANDROID"},"target_filename":"66c5ac2f14326.apk","finish_notice_url":"http:\/\/admin.7dgames.cn\/upload_notify\/index\/game_id\/10\/channel_id\/5215\/adminid\/1\/apktype\/0.html","sign_ver":0}"

            $redis->lpush($task_key, json_encode($task_data));
        }

        // 响应
        if($runnable) {
            return ['msg' => '打包任务发送成功', 'code' => 0];
        }else{
            return ['msg' => $msg, 'code' => 400];
        }
    }



    /**
     * 打包任务完成后，通知该方法
     */
    public function uploadPackageNotify() {
        $runnable = true;
        $channel_id = input('channel_id/d');
        $game_id    = input('game_id/d');
        $adminid    = input('adminid','','trim');
        $apktype    = input('apktype/d');       //0 普通包，1 光环包
        $token      = input('encrypt');
        $checkToken = md5($game_id.$channel_id.$adminid.$apktype.'aoyou88!!!');

        // token 校验 md5(game_id+channel_id+adminid+'aoyou88!!!')     md5(234354aoyou88!!!)
        // if ($checkToken != $token) {
        //     $runnable  = false;
        //     $msg       = 'token校验失败!';
        // }

        if(empty($channel_id)) {
            $runnable  = false;
            $msg       = '参数缺失!';
        }

        if(empty($adminid)) {
            $runnable  = false;
            $msg       = '用户id缺失!';
        }

        if($runnable && empty($game_id)) {
            $runnable  = false;
            $msg       = '参数缺失！';
        }
        // TODO 验证adminid，
        
        try {
            if($runnable) { // 修改包的上传状态
                $update_result = (new SdkGameList)
                    ->where(['gameid' => $game_id, 'channel_id' => $channel_id,'package_type'=>$apktype])
                    ->update(['upload_status' => 1]);
                if(!$update_result) {
                    $runnable  = false;
                    $msg       = '修改apk状态失败！';
                }
            }
    
            // 调用消息系统接口，websocket告知用户打包完成
            if($runnable && $adminid != 'ydd_fb') {  // 这块代码 是给前端 websocket 通知得
                $ws = new Websocket();
                $gameInfo = model('Game')->where(['id' => $game_id])->find();
                if (!$gameInfo) {
                    $runnable  = false;
                    $msg       = '游戏id不存在！';
                } else {
                    // 没有华为云，先注释
                    // try {
                    //     // $sdkGameList = (new SdkGameList)->where(['gameid' => $game_id, 'channel_id' => $channel_id,'package_type'=>$apktype])->find();
                    //     // $down_url = APK_DOWN_DOMAIN.'/sygame/'.$gameInfo['pinyin'].'/'.$sdkGameList['filename'];
                    //     // (new HuaWeiCloudService())->createPreheatingTasks([$down_url]);
                    // }catch(\Exception $e){
                    //     $template = 'cdn创建缓存异常，'.$e->getMessage().'时间：'.date('Y-m-d H:i:s');
                    //     $ddurl = Env::get('warning_url');
                    //     curlDD($template, $ddurl,true);
                    // }
                    $gamename = $gameInfo['name'].'-'.$channel_id;
                    $str = '{"error_code":0,"data":{"action":"subpackageFinish","data":{"code":0,"gamename":"'.$gamename.'", "message":"分包完成！"}}}';
                    $ws->sayToUid($adminid, $str);
                }
            }
        }catch (\Exception $e){
            $runnable  = false;
        }

        if($runnable) {
            return 'success';
        }else{
            return $msg;
        }
    }

    /**
     * 更新游戏分包表的记录、 删除OSS的渠道包文件
     *
     * @param $package_type integer 游戏包类型  0:普通包，1:光环包
     */
    public function deletePackage($channel_id, $game_id,$package_type){
        $runnable  = true;
        $msg       = '';

        // 查询一下是否存在打包记录
        $apk_info = (new SdkGameList())->where(['gameid' => (int)$game_id, 'channel_id' => (int)$channel_id,'package_type'=>$package_type])->find();

        if(empty($apk_info) || empty($apk_info['filename'])) {
            $runnable  = false;
            $msg       = '无分包记录';
        }
        /*
        if($runnable && empty($apk_info['upload_status'])) {
            $runnable  = false;
            $msg       = '无打包或未上传完成';
        }*/

        if($runnable) {
            //删除包体文件
            $this->removePackageFile($game_id, $apk_info['filename']);

            (new SdkGameList())->save(['filename' => '', 'upload_status' => 0],['id' => $apk_info['id']]);
        }
        if($runnable) {
            return ['msg' => 'success'];
        }else{
            return ['msg' => $msg];
        }
    }

    /**
     * 删除渠道包文件
     *
     * @param $game_id 游戏ID
     * @param $filename string 包体文件名
     */
    public function removePackageFile($game_id,$filename)
    {
        $runnable  = true;
        $msg       = '';

        if(empty($filename)){

            $runnable  = false;
            $msg       = '包体文件名不能为空';
        }

        if($runnable){
            $game_info = Game::get($game_id);
            if(empty($game_info)) {
                $runnable  = false;
                $msg       = 'game_id不存在';
            }else{
                $pinyin = $game_info['pinyin'];
            }
        }

        if($runnable) {
            // 路径先依照老平台的来，如果要修改，需要和 python 上传时使用的路径保持一致
            $file_path = "sygame/{$pinyin}/{$filename}";
            $pathinfo = pathinfo($filename);
            if(isset($pathinfo['extension'])){
                //IOS包时,需要同步删除plist文件
                if($pathinfo['extension']=='ipa'){
    
                    if(UPLOAD_SAVE_PLACE=='ali'){
                        AliyunOSS::deleteObject("sygame/{$pinyin}/{$pathinfo['filename']}.plist",PACKAGE_BUCKET);
                    } elseif(UPLOAD_SAVE_PLACE=='huawei'){
                        $obs = new HuaweiObs();
                        $obs->DeleteObject("sygame/{$pinyin}/{$pathinfo['filename']}.plist",PACKAGE_BUCKET);
                    }
                }
    
    
                if(UPLOAD_SAVE_PLACE=='ali'){
                    // 无需传递文件的绝对路径，传递 URI 部分即可，这个方法的返回值，并不能表示删除结果。所以不做判断
                    AliyunOSS::deleteObject($file_path,PACKAGE_BUCKET);
                } elseif(UPLOAD_SAVE_PLACE=='huawei'){
                    $obs = new HuaweiObs();
                    $obs->DeleteObject($file_path,PACKAGE_BUCKET);
                }
            }
        }

        return ['code' => $runnable,'msg' => $msg];
    }


    /**
     * 删除游戏分包表的记录、 删除OSS的渠道包文件
     *
     * @param $package_type integer 游戏包类型  0:普通包，1:光环包
     */
    public function removePackage($channel_id, $game_id,$package_type){
        $runnable  = true;
        $msg       = '';

        // 查询一下是否存在打包记录
        $apk_info = (new SdkGameList())->where(['gameid' => (int)$game_id, 'channel_id' => (int)$channel_id,'package_type'=>$package_type])->find();

        if(empty($apk_info)) {
            $runnable  = false;
            $msg       = '无分包记录';
        }

        if($runnable) {
            //删除包体文件
            $this->removePackageFile($game_id, $apk_info['filename']);

            (new SdkGameList())->where(['id' => $apk_info['id']])->delete();
        }
        if($runnable) {
            return ['msg' => 'success'];
        }else{
            return ['msg' => $msg];
        }
    }

    /**
     * 根据活跃天数进行批量分包
     *
     * @param $gameId int 游戏ID
     * @param $day_limit int 活跃天数
     * @param $package_type int 游戏包类型
     * @param $admin_id int 操作者ID
     *
     */
    public function batchSubpackageByActiveDay($gameId,$day_limit,$package_type,$admin_id)
    {
        $gameModel      = new Game;
        $gameInfoModel  = new GameInfo;

        $runnable   = true;
        $msg        = '';
        $reply      = [];

        if (!$gameId) {
            $msg = '游戏id参数错误！';
            $runnable = false;
        }

        if (!$day_limit) {
            $msg = '活跃天数参数错误！';
            $runnable = false;
        }

        if(!in_array($package_type,[0,1])){
            $msg = '游戏包类型参数错误';
            $runnable = false;
        }

        $condition['cy_sdkgamelist.gameid']       = $gameId;
        $condition['cy_sdkgamelist.package_type'] = $package_type;
        $condition['channel.level']               = 3;
        $gameInfo = $gameModel->where(['id' => $gameId])->field('channel_version')->find();
        if (!$gameInfo) {
            $msg = '游戏无信息！';
            $runnable = false;
        }

        //游戏平台
        $platform = $gameInfoModel->where(['game_id'=>$gameId])->value('platform');

        $platform = ($platform==false) ? 0 : $platform;

        $list = (new SdkGameList())->join('nw_channel channel', 'cy_sdkgamelist.channel_id = channel.id')->where($condition)->select();

        if(!empty($list) && $runnable) {

            $loginInfo = new Logininfo();

            foreach ($list as $val) {
                // todo 非活跃渠道，不做分包, 联运部门除外
                if($val['channel_id'] != 50) {
                    $is_active_channel = $loginInfo->isActiveChannel($val['channel_id'], $gameId, $day_limit);
                    if (false == $is_active_channel) continue;
                }

                $this->deletePackage($val['channel_id'], $gameId,$package_type);     // 删包
                $subPath = $this->index($val['channel_id'], $gameId, $admin_id,$platform,$package_type);      // 分包

                $reply[] = array(
                    'channel_name' => get_channel_name($val['channel_id']),
                    'msg'          => $subPath['code'] == 0 ? '  分包成功请等待后端消息推送': '  分包失败，'.$subPath['msg'],
                    'code'         => $subPath['code']
                );
            }
        }

        if($runnable) {
            if(!empty($reply)){
                $res = $reply;
            }else{
                $res = [
                    'code' => 400,
                    'msg'  => '无可分包渠道'
                ];
            }
        } else {
            $res = [
                'code' => 400,
                'msg'  => $msg
            ];
        }

        return $res;
    }


    /**
     * 批量分包
     *
     * @param $gameId int 游戏ID
     * @param $day_limit int 活跃天数
     * @param $package_type int 游戏包类型
     * @param $admin_id int 操作者ID
     *
     */
    public function batchBySubpackage($gameId,$admin_id)
    {
        $gameModel      = new Game;
        $gameInfoModel  = new GameInfo;

        $runnable   = true;
        $msg        = '';
        $reply      = [];

        if (!$gameId) {
            $msg = '游戏id参数错误！';
            $runnable = false;
        }

        $condition['cy_sdkgamelist.gameid']       = $gameId;
        $condition['channel.level']               = 3;
        $gameInfo = $gameModel->where(['id' => $gameId])->field('channel_version')->find();
        if (!$gameInfo) {
            $msg = '游戏无信息！';
            $runnable = false;
        }

        //游戏平台
        $platform = $gameInfoModel->where(['game_id'=>$gameId])->value('platform');
        $platform = ($platform==false) ? 0 : $platform;

        $list = (new SdkGameList())->join('nw_channel channel', 'cy_sdkgamelist.channel_id = channel.id')->where($condition)->select();
        if(!empty($list) && $runnable) {
            foreach ($list as $val) {
                $this->deletePackage($val['channel_id'], $gameId,$val['package_type']);     // 删包
                $subPath = $this->index($val['channel_id'], $gameId, $admin_id,$platform,$val['package_type']);      // 分包

                $reply[] = array(
                    'channel_name' => get_channel_name($val['channel_id']),
                    'msg'          => $subPath['code'] == 0 ? '  分包成功请等待后端消息推送': '  分包失败，'.$subPath['msg'],
                    'code'         => $subPath['code']
                );
            }
        }

        if($runnable) {
            if(!empty($reply)){
                $res = $reply;
            }else{
                $res = [
                    'code' => 400,
                    'msg'  => '无可分包渠道'
                ];
            }
        } else {
            $res = [
                'code' => 400,
                'msg'  => $msg
            ];
        }

        return $res;
    }

    /**
     * 渠道包下载，下载地址为永久，不随着渠道apk文件名变化而失效
     * 访问地址： /index.php/downapp/游戏ID/渠道ID
     */
    public function down($channel_id, $game_id){
        $runnable  = true;
        $msg       = '';

        if(empty($channel_id) || empty($game_id)) {
            $runnable  = false;
            $msg       = '参数有误';
        }

        if($runnable) {
            // 查出包的信息
            $apk_info = (new SdkGameList())
                ->where(['gameid' => $game_id, 'channel_id' => $channel_id])
                ->find();
            if(empty($apk_info)) {
                $runnable  = false;
                $msg       = '未找到分包信息';
            }
        }

        if($runnable && empty($apk_info['upload_status'])) {
            $runnable  = false;
            $msg       = '游戏包暂未生成';
        }

        if($runnable) {
            try{
                // 查询出游戏的拼音名称
                $pinyin = Game::get($game_id)->pinyin;
            }catch (Exception $e){
                exit("<script>alert('游戏参数错误')</script>");
            }
            // 跳转到CDN下载地址
            header("Location:".APK_DOWN_DOMAIN."/sygame/{$pinyin}/{$apk_info['filename']}");
        }

        !$runnable && exit("<script>alert('{$msg}');location.href='http://www.weilongwl.com'</script>");
    }
    
    /**
     * @param int $platform
     *
     * @return bool
     */
    public function isB (int $platform): bool
    {
        return $platform == 1;
    }
}