MCCustomSkinLoader/Common/source/customskinloader/loader/JsonAPILoader.java

package customskinloader.loader;

import java.io.File;
import java.io.FileInputStream;

import org.apache.commons.io.IOUtils;
import org.apache.commons.lang3.StringUtils;

import com.mojang.authlib.GameProfile;

import customskinloader.CustomSkinLoader;
import customskinloader.config.SkinSiteProfile;
import customskinloader.loader.jsonapi.*;
import customskinloader.profile.UserProfile;
import customskinloader.utils.HttpRequestUtil;
import customskinloader.utils.HttpUtil0;
import customskinloader.utils.HttpRequestUtil.HttpRequest;
import customskinloader.utils.HttpRequestUtil.HttpResponce;

public class JsonAPILoader implements ProfileLoader.IProfileLoader {
	
	public interface IJsonAPI {
		public String toJsonUrl(String root,String username);
		public String getPayload(SkinSiteProfile ssp);
		public UserProfile toUserProfile(String root,String json,boolean local);
		public String getName();
	}
	public static class ErrorProfile{
		public int errno;
		public String msg;
	}
	public static enum Type{
		CustomSkinAPI(new CustomSkinAPI()),CustomSkinAPIPlus(new CustomSkinAPIPlus()),UniSkinAPI(new UniSkinAPI());
		public IJsonAPI jsonAPI;
		private Type(IJsonAPI jsonAPI){
			this.jsonAPI=jsonAPI;
		}
	}
	
	private Type type;
	public JsonAPILoader(Type type){
		this.type=type;
	}
	
	@Override
	public UserProfile loadProfile(SkinSiteProfile ssp, GameProfile gameProfile) throws Exception {
		String username=gameProfile.getName();
		boolean local=HttpUtil0.isLocal(ssp.root);
		if(ssp.root==null||ssp.root.equals("")){
			CustomSkinLoader.logger.info("Root not defined.");
			return null;
		}
		String jsonUrl=type.jsonAPI.toJsonUrl(ssp.root, username);
		String json;
		if(local){
			File jsonFile=new File(jsonUrl);
			if(!jsonFile.exists()){
				CustomSkinLoader.logger.info("Profile File not found.");
				return null;
			}
			json=IOUtils.toString(new FileInputStream(jsonFile));
		}else{
			HttpResponce responce=HttpRequestUtil.makeHttpRequest(new HttpRequest(jsonUrl).setCacheTime(60).setUserAgent(ssp.userAgent).setPayload(type.jsonAPI.getPayload(ssp)));
			json=responce.content;
		}
		if(json==null||json.equals("")){
			CustomSkinLoader.logger.info("Profile not found.");
			return null;
		}
		
		ErrorProfile profile=CustomSkinLoader.GSON.fromJson(json, ErrorProfile.class);
		if(profile.errno!=0){
			CustomSkinLoader.logger.info("Error "+profile.errno+": "+profile.msg);
			return null;
		}
		
		UserProfile p=type.jsonAPI.toUserProfile(ssp.root, json, local);
		if(p==null||p.isEmpty()){
			CustomSkinLoader.logger.info("Both skin and cape not found.");
			return null;
		}else{
			return p;
		}
	}
	@Override
	public boolean compare(SkinSiteProfile ssp0, SkinSiteProfile ssp1) {
		return StringUtils.isNoneEmpty(ssp0.root)?ssp0.root.equalsIgnoreCase(ssp1.root):true;
	}
	@Override
	public String getName() {
		return type.jsonAPI.getName();
	}
	@Override
	public void initLocalFolder(SkinSiteProfile ssp) {
		if(HttpUtil0.isLocal(ssp.root)){
			File f=new File(ssp.root);
			if(!f.exists())
				f.mkdirs();
		}
	}
}