114 lines
3.8 KiB
Java
114 lines
3.8 KiB
Java
package eu.univento.commons.player.uuid;
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import com.google.gson.Gson;
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import org.json.simple.JSONObject;
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import org.json.simple.parser.JSONParser;
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import java.io.BufferedReader;
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import java.io.DataOutputStream;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.net.HttpURLConnection;
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import java.net.Proxy;
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import java.net.URL;
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import java.util.UUID;
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/**
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* @author codebucketdev
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*/
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public class UUIDFetcher {
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private static final double MAX_REQUEST = 100;
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private static final String REQUEST_URL = "https://mcapi.de/api/user/";
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private static final String PROFILE_URL = "https://api.mojang.com/profiles/page/";
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public static UUID getRequest(String username) {
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try {
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JSONParser jsonParser = new JSONParser();
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HttpURLConnection connection = (HttpURLConnection) new URL(REQUEST_URL + username).openConnection();
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JSONObject response = (JSONObject) jsonParser.parse(new InputStreamReader(connection.getInputStream()));
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String name = (String) response.get("username");
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if (name.length() == 0) {
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throw new IllegalArgumentException("A UUID for Username '" + username + "' was not found in the database! Is the account not premium?");
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}
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return fromString((String) response.get("uuid"));
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} catch (Exception e) {
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return callMojang(username);
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}
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}
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private static UUID callMojang(String username) {
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try {
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Gson gson = new Gson();
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ProfileData data = new ProfileData(username);
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String uuid = null;
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for (int i = 1; i < MAX_REQUEST; i++) {
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PlayerProfile[] result = post(new URL(PROFILE_URL + i), Proxy.NO_PROXY, gson.toJson(data).getBytes());
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if (result.length == 0) {
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break;
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}
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uuid = result[0].getId();
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}
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return fromString(uuid);
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} catch (Exception e) {
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throw new IllegalArgumentException("A UUID for Username '" + username + "' was not found in the database! Is the account not premium?");
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}
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}
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private static UUID fromString(String uuid) {
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return UUID.fromString(uuid.substring(0, 8) + "-" + uuid.substring(8, 12) + "-"
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+ uuid.substring(12, 16) + "-" + uuid.substring(16, 20) + "-" + uuid.substring(20, 32));
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}
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private static PlayerProfile[] post(URL url, Proxy proxy, byte[] bytes) throws IOException {
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HttpURLConnection connection = (HttpURLConnection) url.openConnection(proxy);
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connection.setRequestMethod("POST");
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connection.setRequestProperty("Content-Type", "application/json");
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connection.setDoInput(true);
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connection.setDoOutput(true);
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DataOutputStream out = new DataOutputStream(connection.getOutputStream());
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out.write(bytes);
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out.flush();
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out.close();
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BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
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StringBuilder response = new StringBuilder();
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String line;
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while ((line = reader.readLine()) != null) {
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response.append(line);
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response.append('\r');
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}
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reader.close();
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return new Gson().fromJson(response.toString(), SearchResult.class).getProfiles();
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}
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private static class PlayerProfile {
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private String id;
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public String getId() {
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return id;
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}
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}
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private static class SearchResult {
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private PlayerProfile[] profiles;
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public PlayerProfile[] getProfiles() {
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return profiles;
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}
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}
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private static class ProfileData {
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private String name;
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private String agent = "minecraft";
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public ProfileData(String name) {
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this.name = name;
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}
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}
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}
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