jy-sdk/Application/Media/Controller/DownController.class.php

<?php



namespace Media\Controller;

use Think\Controller;



/**

 * 后台首页控制器222

 * @author 麦当苗儿 <zuojiazi@vip.qq.com>

 */

class DownController extends Controller {



    public function down_file($game_id = 0,$type=1){

        $host_name = $_SERVER['HTTP_NAME'];

        $promote_id = M('SiteApply','tab_')->where('site_url="$host_name"')->getField('promote_id');



        $system_type = 1;

        if(strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone')||strpos($_SERVER['HTTP_USER_AGENT'], 'iPad')){

            $system_type = 2;

        }

        if(is_mobile_request()){

            $type = get_devices_type();

        }

        if(empty($promote_id)){

            $this->official_down_file($game_id,$type,$system_type);

        }else{

            $this->promote_down_file($game_id,$promote_id,$system_type,$type);

        }

    }





    /**

     *推广游戏下载

     *@param int $game_id     [游戏关联id]

     *@param int $promote_id  [推广员id]

     *@param int $system_type [系统环境] 1 win  2 iphone 或 iPad

     *@param int $sdk_version [sdk 类型] 1 安卓 2 苹果

     */

    public function promote_down_file($game_id=0,$promote_id=0,$system_type=1,$sdk_version=1){

        $applyModel = D('Apply');

        $map['status']        = 1;

        $map['enable_status'] = 1;

        $map['tab_game.dow_status'] = 1;

        $data = $applyModel

                ->field('game_id,tab_apply.game_name,promote_id,promote_account,relation_game_id,pack_url,plist_url,`status`,enable_status,tab_apply.sdk_version')

                ->join("tab_game ON tab_apply.game_id = tab_game.id AND promote_id = $promote_id AND relation_game_id = $game_id AND tab_apply.sdk_version = $sdk_version")

                ->where($map)

                ->find();

        if(empty($data)){

            $this->official_down_file($game_id,$sdk_version,$system_type);

        }else{

            $pack_url = $data['pack_url'];

            M('Game','tab_')->where('id='.$data['game_id'])->setInc('dow_num');

            $this->add_down_stat($data['game_id']);

            if(!empty($pack_url)){

                if(preg_match("/oss/", $pack_url)){

                    $url=str_replace('-internal', '', $pack_url);

                    echo "<script>window.location.href='$url';</script>";

                }elseif(preg_match("/clouddn/", $pack_url)){

                    $url = "http://".$pack_url;

                    redirect($url);

                }elseif(preg_match("/myqcloud/", $pack_url)){

                    redirect($pack_url);

                }elseif(preg_match("/bcebos/", $pack_url)){

                    redirect($pack_url);

                }else{

                    $this->down($pack_url);

                }

            }else{

                $this->error('原包地址不存在');

            }

        }

    }



    /**

     *官方游戏下载

     *@param int $game_id [游戏关联id]

     *@param int $sdk_version [sdk 类型] 1 安卓 2 苹果

     *@param int $system_type [下载系统类型] 0 window 1 苹果手机或ipa

     */

    public function official_down_file($game_id=0,$sdk_version=1,$system_type=1){

        $model = M('Game','tab_');

        $map['tab_game.relation_game_id'] = $game_id;

        $map['tab_game.dow_status'] = 1;

        // $map['file_type'] = $type;

        $data = $model

                ->field('tab_game_source.*,tab_game.sdk_version,tab_game.game_name,tab_game.id as game_id,tab_game.and_dow_address,tab_game.ios_dow_address,tab_game.add_game_address,tab_game.ios_game_address,plist_url,tab_game.down_port')

                ->join("left join tab_game_source on tab_game.id = tab_game_source.game_id")

                ->where($map)

                ->order('tab_game.sdk_version asc')

                ->select();

        $first_data = reset($data);

        $end_data   = end($data);

        if(empty($first_data) && $sdk_version == 1){

            $this->error('暂无安卓原包！');

        }



        if(empty($end_data) && $sdk_version == 2){

            $this->error('暂无苹果原包！');

        }

        if(substr($first_data['and_dow_address'], 0 , 1)=="."){

            $first_data['and_dow_address']="http://".$_SERVER['HTTP_HOST'].substr($first_data['and_dow_address'],'1',strlen($first_data['and_dow_address']));

        }

        if(substr($end_data['ios_dow_address'], 0 , 1)=="."){

            $end_data['ios_dow_address']="http://".$_SERVER['HTTP_HOST'].substr($end_data['ios_dow_address'],'1',strlen($end_data['ios_dow_address']));

        }



        switch ($sdk_version) {

            case 1:

                // if(is_weixin())exit("请使用安卓浏览器下载");

                M('Game','tab_')->where('id='.$first_data['game_id'])->setInc('dow_num');

                $this->add_down_stat($first_data['game_id']);

                if($first_data['down_port'] == 1){

                    if(varify_url($first_data['file_url'])){

                        /*$this->down($first_data['file_url'],$sdk_version);*/
                        Header("Location: ".$first_data['file_url']);

                    }else{

                        $this->error('原包地址错误！');

                    }

                }else {

                    if(varify_url($first_data['add_game_address'])){

                        Header("HTTP/1.1 303 See Other");

                        Header("Location: ".$first_data['add_game_address']);

                    }else{

                        $this->error('第三方下载地址错误！');

                    }

                }

                break;

            default:

                M('Game','tab_')->where('id='.$end_data['game_id'])->setInc('dow_num');

                $this->add_down_stat($end_data['game_id']);

                if($end_data['down_port'] == 1){

                    if(varify_url($end_data['file_url'])){

                        switch ($system_type) {

                            case 1:

                                /*$this->down($end_data['file_url'],$sdk_version);*/
                                Header("Location: ".$end_data['file_url']);

                                break;

                            default:

                                Header("HTTP/1.1 303 See Other");

                                Header("Location: "."itms-services://?action=download-manifest&url=https://".$_SERVER['HTTP_HOST'].substr($end_data['plist_url'],1));

                                break;

                        }



                    }else{

                        $this->error('原包地址错误！');

                    }

                }else {

                    if(varify_url($end_data['ios_game_address'])){

                        Header("HTTP/1.1 303 See Other");

                        Header("Location: ".$end_data['ios_game_address']);

                    }else{

                        $this->error('下载地址未设置！');

                    }

                }

                break;

        }



    }



    function access_url($url) {

        if ($url=='') return false;

        $fp = fopen($url, 'r') or exit('Open url faild!');

        if($fp){

            while(!feof($fp)) {

                $file.=fgets($fp)."";

            }

            fclose($fp);

        }

        return $file;

    }



    public function down($file,$type,$rename = NULL)

    {

        ob_clean();

        if(headers_sent())return false;

        if(!$file&&$type==1) {

            $this->error('安卓文件不存在哦 亲!');

            //exit('Error 404:The file not found!');

        }

        if(!$file&&$type==2) {

            $this->error('苹果文件不存在哦 亲!');

            //exit('Error 404:The file not found!');

        }

        $sourceFile = $file; //要下载的临时文件名

        $outFile = $rename;

        $file_extension = strtolower(substr(strrchr($sourceFile, "."), 1)); //获取文件扩展名

        //检测文件是否存在

        if (!varify_url($sourceFile)) {

            die("<b>404 File not found!</b>");

        }

        $len = filesize($sourceFile); //获取文件大小

        $filename = basename($sourceFile); //获取文件名字

        $outFile_extension = $file_extension; //获取文件扩展名

        //根据扩展名 指出输出浏览器格式

        switch ($outFile_extension) {

            case "exe" :

                $ctype = "application/octet-stream";

                break;

            case "zip" :

                $ctype = "application/zip";

                break;

            case "mp3" :

                $ctype = "audio/mpeg";

                break;

            case "mpg" :

                $ctype = "video/mpeg";

                break;

            case "avi" :

                $ctype = "video/x-msvideo";

                break;

            default :

                $ctype = "application/force-download";

        }



        //Begin writing headers

        header("Cache-Control:");

        header("Cache-Control: public");

        //设置输出浏览器格式

        header("Content-Type: $ctype");

        // header("Content-Disposition: attachment; filename=" . $filename.".".$outFile_extension);

        header("Content-Disposition: attachment; filename=" . $filename);



        header("Accept-Ranges: bytes");

        $size = filesize($sourceFile);

        //如果有$_SERVER['HTTP_RANGE']参数

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

            if (!preg_match('^bytes=\d*-\d*(,\d*-\d*)*$', $_SERVER['HTTP_RANGE'])) {

                header('HTTP/1.1 416 Requested Range Not Satisfiable');

                header('Content-Range: bytes */' . $size); // Required in 416.

                exit;

            }

            $ranges = explode(',', substr($_SERVER['HTTP_RANGE'], 6));

            foreach ($ranges as $range) {

                $parts = explode('-', $range);

                $start = $parts[0]; // If this is empty, this should be 0.

                $end = $parts[1]; // If this is empty or greater than than filelength - 1, this should be filelength - 1.



                if ($start > $end) {

                    header("HTTP/1.1 206 Partial Content");

                    header("Content-Length: $new_length"); //输入总长

                    header("Content-Range: bytes $range$size2/$size"); //Content-Range: bytes 4908618-4988927/4988928   95%的时候

                    exit;

                }

            }

        } else {

            //第一次连接

            $size2 = $size -1;

            header("Content-Range: bytes 0-$size2/$size"); //Content-Range: bytes 0-4988927/4988928

            header("Content-Length: " . $size); //输出总长

        }

        //打开文件

        $fp = fopen("$sourceFile", "rb+");

        //设置指针位置

        fseek($fp, $range);

        //虚幻输出

        while (!feof($fp)) {

            //设置文件最长执行时间

            set_time_limit(0);

            print (fread($fp, 1024 * 8)); //输出文件

            flush(); //输出缓冲

            ob_flush();

        }

        fclose($fp);

        exit ();

    }

    /** 获取header range信息

     * @param  int   $file_size 文件大小

     * @return Array

     */

    private function getRange($file_size){

        if(isset($_SERVER['HTTP_RANGE']) && !empty($_SERVER['HTTP_RANGE'])){

            $range = $_SERVER['HTTP_RANGE'];

            $range = preg_replace('/[\s|,].*/', '', $range);

            $range = explode('-', substr($range, 6));

            if(count($range)<2){

                $range[1] = $file_size;

            }

            $range = array_combine(array('start','end'), $range);

            if(empty($range['start'])){

                $range['start'] = 0;

            }

            if(empty($range['end'])){

                $range['end'] = $file_size;

            }

            return $range;

        }

        return null;

    }

    /**

     *游戏下载统计

     */

    public function add_down_stat($game_id=null){

        $model = M('down_stat','tab_');

        $data['promote_id'] = 0;

        $data['game_id'] = $game_id;

        $data['number'] = 1;

        $data['type'] = 0;

        $data['create_time'] = NOW_TIME;

        $model->add($data);

    }

}