From d78860fe69223f4c7d8653773b9cec94e916a77e Mon Sep 17 00:00:00 2001
From: Bigsk <1332540+bigskcode@user.noreply.gitee.com>
Date: Tue, 11 Aug 2020 15:39:44 +0800
Subject: [PATCH] update index.php.

---
 index.php | 85 +++++++++++++++++++++++++++++++++++++++++--------------
 1 file changed, 64 insertions(+), 21 deletions(-)

diff --git a/index.php b/index.php
index 82ec58c..f108451 100644
--- a/index.php
+++ b/index.php
@@ -1,8 +1,9 @@
 <?php 
-ini_set('user_agent', 'GeMCAPI/4.5.0 (GeMC API Sync 1.5.0;Release)');
-$active=array('mojang/launchermeta/mc/game/version_manifest.json','forge/last');
-$type=array('.com','.net');
-//[0]:mojang,[1]:fabricmc
+error_reporting(0);
+ini_set('user_agent', 'GeMCAPI/5.0.0 (GeMC API Sync 5.0.0;Release)');
+$active=array('mojang/launchermeta/mc/game/version_manifest.json','forge/last','optifine/versionlist','liteloader/dl/versions/versions.json');
+$type=array('.com','.net','.com','.moe');
+//[0]:mojang,[1]:fabricmc,[2]:liteloader,[3]:authlib-injector
 function url_exists($url){
 	$opts = array(
 		'http'=>array(
@@ -12,6 +13,9 @@ function url_exists($url){
 	$context = stream_context_create($opts);
 	return @file_get_contents($url, false, $context);
 }
+function download_file($url,$file,$other){//下载文件
+    system('python download.py --url "'.$url.'" --file "'.$file.'" --other "'.$other.'"');
+}
 function get_main_domain($file){
 	$str=preg_replace('/^[^\/]*\//is','',$file);
 	$str2=str_replace('/'.$str,'',$file);
@@ -39,6 +43,10 @@ function get_online_domain($file,$id){
 	return $str;
 }
 function check_file_update($file,$dir,$url,$time){
+	global $replace_mode;
+	if($replace_mode==true){
+		$file=str_replace('?','/',$file);
+	}
 	header('Content-Disposition: attachment; filename="'.basename($file).'"');
 	$time=time()-@filemtime($file);
 	if($time<$time){//检查文件是否超出过期期限（1天，86400秒）
@@ -49,9 +57,7 @@ function check_file_update($file,$dir,$url,$time){
 				echo file_get_contents($file);
 			}else{
 				echo file_get_contents($url.'/'.str_replace($dir,'',$file));
-				$jsonwrite = fopen($file, "w") or die('{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":502,"server_time":"'.time().'"}');
-				fwrite($jsonwrite,file_get_contents($url.'/'.str_replace($dir,'',$file)));
-				fclose($jsonwrite);
+				download_file($url.'/'.str_replace($dir,'',$file),$file,'');
 			}
 		}else{
 			echo file_get_contents($file);
@@ -59,6 +65,10 @@ function check_file_update($file,$dir,$url,$time){
 	}
 }
 function check_file_update_json($file,$dir,$url,$time){
+	global $replace_mode;
+	if($replace_mode==true){
+		$file=str_replace('?','/',$file);
+	}
 	header('Content-Disposition: attachment; filename="'.basename($file).'"');
 	$time=time()-@filemtime($file.'/index.json');
 	if($time<$time){//检查文件是否超出过期期限（1天，86400秒）
@@ -69,9 +79,7 @@ function check_file_update_json($file,$dir,$url,$time){
 				echo file_get_contents($file);
 			}else{
 				echo file_get_contents($url.'/'.str_replace($dir,'',$file));
-				$jsonwrite = fopen($file.'/index.json', "w") or die('{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":502,"server_time":"'.time().'"}');
-				fwrite($jsonwrite,file_get_contents($url.'/'.str_replace($dir,'',$file)));
-				fclose($jsonwrite);
+				download_file($url.'/'.str_replace($dir,'',$file),$file.'/index.json','');
 			}
 		}else{
 			echo file_get_contents($file.'/index.json');
@@ -79,6 +87,10 @@ function check_file_update_json($file,$dir,$url,$time){
 	}
 }
 function check_file_update_adv($file,$url,$check_url){
+	global $replace_mode;
+	if($replace_mode==true){
+		$file=str_replace('?','/',$file);
+	}
 	header('Content-Disposition: attachment; filename="'.basename($file).'"');
 	$time=time()-@filemtime($file);
 	if($time<86400){//检查文件是否超出过期期限（1天，86400秒）
@@ -89,29 +101,29 @@ function check_file_update_adv($file,$url,$check_url){
 				echo file_get_contents($file);
 			}else{
 				echo @file_get_contents($url);
-				
-				$jsonwrite = fopen($file, "w") or die('{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":502,"server_time":"'.time().'"}');
-				fwrite($jsonwrite,file_get_contents($url));
-				fclose($jsonwrite);
+				download_file($url,$file,'');
 			}
 		}else{
 			echo file_get_contents($file);
 		}
 	}
 }
-
-function download_file($url,$file,$other){//下载文件
-    system('python download.py --url "'.$url.'" --file "'.$file.'" --other "'.$other.'"');
+if(strstr($_GET['path'],'liteloader')!=False){//替换掉Literloader源中的特殊字符
+	$replace_mode=true;
 }
 if(get_main_domain($_GET['path'])=='mojang'){//分配顶级域名尾
 	$id=0;
 }elseif(get_main_domain($_GET['path'])=='fabricmc'){
 	$id=1;
+}elseif(get_main_domain($_GET['path'])=='liteloader'){
+	$id=2;
+}elseif(get_main_domain($_GET['path'])=='yushi'){
+	$id=3;
 }
 if($_GET['error']!=""){
-	echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":'.$_GET['error'].',"server_time":"'.time().'"}';
+	echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":'.$_GET['error'].',"server_time":'.time().'}';
 }elseif($_GET['path']==""){
-	echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":200,"server_time":"'.time().'"}';
+	echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":200,"server_time":'.time().'}';
 }else{
 	if(is_file($_GET['path'])){
 		//文件存在
@@ -124,6 +136,14 @@ if($_GET['error']!=""){
 				if(strstr($_GET['path'],'forge/last')!=False){
 					check_file_update_adv('forge/last','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');
 				}
+			}elseif(strstr($_GET['path'],'optifine/')!=False){//目录分组
+				if(strstr($_GET['path'],'optifine/versionlist')!=False){
+					check_file_update_adv('optifine/versionlist','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');
+				}
+			}elseif(strstr($_GET['path'],'liteloader/')!=False){//目录分组
+				if(strstr($_GET['path'],'liteloader/dl/versions')!=False){
+					check_file_update_adv('liteloader/dl/versions/versions.json','http://dl.liteloader.com/versions/versions.json','http://dl.liteloader.com/versions/versions.json');
+				}
 			}
 		}else{//无需频繁更新的文件
 			if(@file_get_contents(get_online_url($_GET['path'],$id)=="")){
@@ -136,6 +156,9 @@ if($_GET['error']!=""){
 		//目录存在
 		if(strstr($_GET['path'],'forge/minecraft')!=False){//特殊目录返回
 			check_file_update_adv('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');
+		}elseif(strstr($_GET['path'],'yushi/authlib-injector')!=False){
+			check_file_update_adv('yushi/authlib-injector/index.json','https://authlib-injector.yushi.moe','https://download.mcbbs.net/maven/net/minecraftforge/forge/1.7.10-10.13.0.1151/forge-1.7.10-10.13.0.1151-installer.jar');
+			//此处暂时使用bmclapi源检测文件欺骗检测authlib-injector，原因见底部注释
 		}elseif(is_file($_GET['path'].'/index.json')){
 			check_file_update($_GET['path'],get_main_domain($_GET['path']).'/'.get_sub_domain($_GET['path']).'/',get_online_domain($_GET['path'],$id),86400);
 		}else{
@@ -160,9 +183,24 @@ if($_GET['error']!=""){
 					echo file_get_contents($_GET['path']);
 				}
 			}else{
-				echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":404,"server_time":"'.time().'"}';
+				echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":404,"server_time":'.time().'}';
 				header('HTTP/1.1 404 Not Found');
 			}
+		}elseif(strstr($_GET['path'],'optifine/')!=False){//Optifine同步
+			if($_GET['path']=='optifine'){
+				echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":404,"server_time":'.time().'}';
+				header('HTTP/1.1 404 Not Found');
+			}else{
+				check_file_update_adv($_GET['path'],'https://download.mcbbs.net/'.$_GET['path'],'https://download.mcbbs.net/maven/net/minecraftforge/forge/1.7.10-10.13.0.1151/forge-1.7.10-10.13.0.1151-installer.jar');
+			}
+		}elseif(strstr($_GET['path'],'liteloader/')!=False){//Liteloader同步
+			if(strstr($_GET['path'],'liteloader/list')!=False){
+				check_file_update_adv(str_replace('?','/',$_GET['path']).'/index.json','https://download.mcbbs.net/'.$_GET['path'],'https://download.mcbbs.net/maven/net/minecraftforge/forge/1.7.10-10.13.0.1151/forge-1.7.10-10.13.0.1151-installer.jar');
+			}elseif(strstr($_GET['path'],'liteloader/download')!=False){
+				check_file_update_advstr_replace('?','/',($_GET['path']).'/index.jar','https://download.mcbbs.net/'.$_GET['path'],'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');
+			}else{
+				check_file_update_adv($_GET['path'],get_online_url($_GET['path'],$id),'http://dl.liteloader.com/versions/versions.json');
+			}
 		}else{
 			if(url_exists(get_online_url($_GET['path'],$id))){
 				if(@file_get_contents(get_online_url($_GET['path'],$id)=="")){
@@ -174,8 +212,13 @@ if($_GET['error']!=""){
 					header('Content-Disposition: attachment; filename="'.basename($_GET['path']).'"');
 					echo file_get_contents($_GET['path'].'/index.json');
 				}
+			}elseif(get_main_domain($_GET['path'])=='yushi'){
+				//暂不明确为何authlib-injector的服务器即使存活文件存在也会被判定为不存在
+				download_file(get_online_url($_GET['path'],$id),$_GET['path'].'/index.json','');
+				header('Content-Disposition: attachment; filename="'.basename($_GET['path']).'"');
+				echo file_get_contents($_GET['path'].'/index.json');
 			}else{
-				echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":404,"server_time":"'.time().'"}';
+				echo '{"wikis":"https://gitee.com/ghink/gemcapi/wikis","code":404,"server_time":'.time().'}';
 				header('HTTP/1.1 404 Not Found');
 			}
 		}