opsu-dance/src/itdelatrisu/opsu/downloads/servers/MengSkyServer.java
2017-01-21 01:16:27 +01:00

115 lines
3.7 KiB
Java

/*
* opsu! - an open-source osu! client
* Copyright (C) 2014, 2015 Jeffrey Han
*
* opsu! is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* opsu! is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with opsu!. If not, see <http://www.gnu.org/licenses/>.
*/
package itdelatrisu.opsu.downloads.servers;
import itdelatrisu.opsu.Utils;
import itdelatrisu.opsu.downloads.DownloadNode;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import org.json.JSONArray;
import org.json.JSONObject;
import yugecin.opsudance.core.errorhandling.ErrorHandler;
/**
* Download server: http://osu.mengsky.net/
*/
public class MengSkyServer extends DownloadServer {
/** Server name. */
private static final String SERVER_NAME = "MengSky";
/** Formatted download URL: {@code beatmapSetID} */
private static final String DOWNLOAD_URL = "http://osu.mengsky.net/api/download/%d";
/** Formatted search URL: {@code query,page,unranked,approved,qualified} */
private static final String SEARCH_URL = "http://osu.mengsky.net/api/beatmapinfo?query=%s&page=%d&ranked=1&unrank=%d&approved=%d&qualified=%d";
/** Maximum beatmaps displayed per page. */
private static final int PAGE_LIMIT = 20;
/** Total result count from the last query. */
private int totalResults = -1;
/** Constructor. */
public MengSkyServer() {}
@Override
public String getName() { return SERVER_NAME; }
@Override
public String getDownloadURL(int beatmapSetID) {
return String.format(DOWNLOAD_URL, beatmapSetID);
}
@Override
public DownloadNode[] resultList(String query, int page, boolean rankedOnly) throws IOException {
DownloadNode[] nodes = null;
try {
// read JSON
int rankedOnlyFlag = rankedOnly ? 0 : 1;
String search = String.format(
SEARCH_URL, URLEncoder.encode(query, "UTF-8"), page,
rankedOnlyFlag, rankedOnlyFlag, rankedOnlyFlag
);
JSONObject json = Utils.readJsonObjectFromUrl(new URL(search));
// parse result list
JSONArray arr = json.getJSONArray("data");
nodes = new DownloadNode[arr.length()];
for (int i = 0; i < nodes.length; i++) {
JSONObject item = arr.getJSONObject(i);
String
title = item.getString("title"), titleU = item.getString("titleU"),
artist = item.getString("artist"), artistU = item.getString("artistU"),
creator = item.getString("creator");
// bug with v1.x API (as of 10-13-16):
// sometimes titleU is artistU instead of the proper title
if (titleU.equals(artistU) && !titleU.equals(title))
titleU = title;
nodes[i] = new DownloadNode(
item.getInt("id"), item.getString("syncedDateTime"),
title, titleU, artist, artistU, creator
);
}
// store total result count
int pageTotal = json.getInt("pageTotal");
int resultCount = nodes.length;
if (page == pageTotal)
resultCount = nodes.length + (pageTotal - 1) * PAGE_LIMIT;
else
resultCount = 1 + (pageTotal - 1) * PAGE_LIMIT;
this.totalResults = resultCount;
} catch (MalformedURLException | UnsupportedEncodingException e) {
ErrorHandler.error(String.format("Problem loading result list for query '%s'.", query), e).show();
}
return nodes;
}
@Override
public int minQueryLength() { return 1; }
@Override
public int totalResults() { return totalResults; }
}