196 lines
7.7 KiB
PHP
196 lines
7.7 KiB
PHP
<?php
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error_reporting(0);//抑制部分无关紧要的报错
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/*---------------------
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6.0.0正在开发，请不要使用
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6.0.0正在开发，请不要使用
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6.0.0正在开发，请不要使用
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---------------------*/
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ini_set('user_agent', 'GeMCAPI/6.0.0 (GeMC API Sync 6.0.0;Release)');//设置默认UA
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$server_id=1;//服务器的ID
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$active=array('mojang/launchermeta/mc/game/version_manifest.json','forge/last','optifine/versionlist','liteloader/dl/versions/versions.json','forge/minecraft');//需要保持最新的文件
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$type=array('.com','.net','.com','.moe','.net');//分配域名
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//[0]:mojang,[1]:fabricmc,[2]:liteloader,[3]:authlib-injector,[4]:minecraft
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function is_url_exists($url){
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$opts = array(
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'http'=>array(
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'timeout'=>3,
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)
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);
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$context = stream_context_create($opts);
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return @file_get_contents($url, false, $context);//尝试访问文件，无法访问则不存在
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}
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function download_file($url,$file,$type,$type_sub){
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global $link;
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ob_start();
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$result_download=system('python download.py --url "'.$url.'" --file "'.$file.'" --type "'.$type.'" --type_sub "'.$type_sub.'"');
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ob_clean();
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//echo $result_download;
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//echo 'python download.py --url "'.$url.'" --file "'.$file.'" --type "'.$type.'" --type_sub "'.$type_sub.'"';
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mysqli_query($link,$result_download);
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//使用Python下载，避开了PHP下载文件的不稳定劣势
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}
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function get_main_domain($file){
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//使用正则表达式筛选信息
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$str=preg_replace('/^[^\/]*\//is','',$file);
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$str2=str_replace('/'.$str,'',$file);
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return $str2;
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}
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function get_sub_domain($file){
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//使用正则表达式筛选信息
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$str=preg_replace('/^[^\/]*\//is','',$file);
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$str2=preg_replace('/^[^\/]*\//is','',$str);
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$str3=str_replace('/'.$str2,'',$str);
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return $str3;
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}
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function get_file_path($file){
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//使用正则表达式筛选信息
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$str=preg_replace('/^[^\/]*\//is','',$file);
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$str2=preg_replace('/^[^\/]*\//is','',$str);
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return $str2;
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}
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function get_online_url($file){
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//字符串拼接用函数
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global $type;
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global $id;
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if(strstr($file,"maven")){
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$str="https://bmclapi2.bangbang93.com/".$file;
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}elseif(strstr($file,"forge/")){
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$str="https://bmclapi2.bangbang93.com/".$file;
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}elseif(strstr($file,"optifine/")){
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$str="https://bmclapi2.bangbang93.com/".$file;
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}elseif(strstr($file,"liteloader/list")){
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$str="https://bmclapi2.bangbang93.com/".str_replace('list/','list?',$file);
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}else{
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$str='https://'.get_sub_domain($file).'.'.get_main_domain($file).$type[$id].'/'.get_file_path($file);
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}
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return $str;
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}
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function get_online_domain($file){
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//字符串拼接用函数
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global $type;
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global $id;
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$str='https://'.get_sub_domain($file).'.'.get_main_domain($file).$type[$id].'/';
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return $str;
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}
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function output_file($array){
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header('Content-type: '.$array['header']);
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if($array['header']=="application/json"){
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//是JSON文件，不强制下载
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}else{
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//非JSON文件，直接强制下载
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header('Content-Disposition: attachment; filename="'.basename($array['file']).'"');
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}
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echo file_get_contents($array['file']);
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}
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function check_file_update($file,$url,$time){
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global $result;
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if(is_file('file/'.$file)){//判断本地文件是否存在
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$time=time()-@filemtime('file/'.$file);
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if($time<$time){//检查文件是否超出过期期限
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echo file_get_contents('file/'.$file);
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}else{
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if(is_url_exists($url)){//防止源无法访问而损坏文件
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if(file_get_contents($url)==@file_get_contents('file/'.$file)){
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echo file_get_contents('file/'.$file);
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}else{
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ob_start();
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system('python download.py --url "'.$url.'" --file "'.$file.'" --type "pass" --type_sub "pass"');
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ob_clean();
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echo file_get_contents('file/'.$file);
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}
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}else{
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echo file_get_contents('file/'.$file);
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}
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}
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}else{
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ob_start();
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system('python download.py --url "'.$url.'" --file "'.$file.'" --type "pass" --type_sub "pass"');
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ob_clean();
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echo file_get_contents('file/'.$file);
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}
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}
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function is_server_alive($file){
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global $type;
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global $id;
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$url='https://'.get_sub_domain($file).'.'.get_main_domain($file).$type[$id];
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$opts = array(
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'http'=>array(
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'timeout'=>3,
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)
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);
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$context = stream_context_create($opts);
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return @file_get_contents($url, false, $context);//尝试访问文件，无法访问则不存在
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}
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if(strstr($_GET['path'],'?')!=False){//判断有无特殊字符
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$get_path=str_replace('?','/',$_GET['path']);
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}else{
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$get_path=$_GET['path'];
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}
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if(get_main_domain($get_path)=='mojang'){//分配顶级域名尾
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$id=0;
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}elseif(get_main_domain($get_path)=='fabricmc'){
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$id=1;
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}elseif(get_main_domain($get_path)=='liteloader'){
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$id=2;
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}elseif(get_main_domain($get_path)=='yushi'){
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$id=3;
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}elseif(get_main_domain($get_path)=='minecraft'){
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$id=4;
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}
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if($_GET['error']!=""){
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header('Content-type: application/json');
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echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":'.$_GET['error'].',"server_time":'.time().',"server_id":'.$server_id.'}';
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}elseif($get_path==""){
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header('Content-type: application/json');
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echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":200,"server_time":'.time().',"server_id":'.$server_id.'}';
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}else{
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$link=mysqli_connect("localhost","gemcapi","ghink2014","gemcapi");
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$result=mysqli_query($link,"SELECT * FROM `common` WHERE `path` = '".$get_path."';");
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$result=mysqli_fetch_array($result);
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if(in_array($get_path,$active)){
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//需要保持最新的文件，不进行数据库操作
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if(strstr($get_path,'mojang/')!=False){//目录分组
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if(strstr($get_path,'mojang/launchermeta/')!=False){
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header('Content-type: application/json');
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check_file_update('mojang/launchermeta/mc/game/version_manifest.json','https://launchermeta.mojang.com/mc/game/version_manifest.json','http://launchermeta.mojang.com',86400);
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}
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}elseif(strstr($get_path,'forge/')!=False){//目录分组
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if(strstr($get_path,'forge/last')!=False){
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header('Content-type: application/json');
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check_file_update('forge/last/index.json','https://download.mcbbs.net/forge/last','https://download.mcbbs.net/maven/net/minecraftforge/forge/1.7.10-10.13.0.1151/forge-1.7.10-10.13.0.1151-installer.jar',86400);
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}elseif(strstr($get_path,'forge/minecraft')!=False){
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header('Content-type: application/json');
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check_file_update('forge/minecraft/index.json','https://download.mcbbs.net/forge/minecraft','https://download.mcbbs.net/maven/net/minecraftforge/forge/1.7.10-10.13.0.1151/forge-1.7.10-10.13.0.1151-installer.jar',86400);
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}
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}elseif(strstr($get_path,'optifine/')!=False){//目录分组
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if(strstr($get_path,'optifine/versionlist')!=False){
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header('Content-type: application/json');
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check_file_update('optifine/versionlist/index.json','https://download.mcbbs.net/optifine/versionlist','https://download.mcbbs.net/maven/net/minecraftforge/forge/1.7.10-10.13.0.1151/forge-1.7.10-10.13.0.1151-installer.jar',86400);
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}
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}elseif(strstr($get_path,'liteloader/')!=False){//目录分组
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if(strstr($get_path,'liteloader/dl/versions')!=False){
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header('Content-type: application/json');
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check_file_update('liteloader/dl/versions/versions.json','http://dl.liteloader.com/versions/versions.json','http://dl.liteloader.com/versions/versions.json',86400);
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}
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}
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}else{
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if(strstr($get_path,'forge/list')!=False){//其他特殊同步文件
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check_file_update($get_path.'/index.json','https://bmclapi2.bangbang93.com/'.$get_path,'https://bmclapi2.bangbang93.com/forge/list/1',86400);
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}elseif(empty($result)){//普通文件
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//数据库中没有记录该文件
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download_file(get_online_url($get_path),$get_path,get_main_domain($get_path),'common');
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header("refresh: 0");
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}else{
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//数据库中记录了该文件
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if(is_file($result['file'])){//判断本地文件是否存在
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//文件存在
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output_file($result);
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}else{
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//文件不存在
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mysqli_query($link,"DELETE FROM `common` WHERE `path`='".$get_path."'");
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header("refresh: 0");
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}
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}
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}
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}
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