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Utils.java
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package me.checkium.vhackapi;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.net.MalformedURLException;
import java.net.URL;
import java.nio.charset.Charset;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import org.json.JSONException;
import org.json.JSONObject;
public class Utils {
public static String url;
public static String md5s;
public static String secret;
static final boolean assertionstatus;
private static final byte[] byt;
static {
assertionstatus = !Utils.class.desiredAssertionStatus();
url = "http://api.vhackxt.com/v/9/";
md5s = "MD5";
secret = "aeffl";
byt = new byte[]{(byte) 65, (byte) 66, (byte) 67, (byte) 68, (byte) 69, (byte) 70, (byte) 71, (byte) 72, (byte) 73, (byte) 74, (byte) 75, (byte) 76, (byte) 77, (byte) 78, (byte) 79, (byte) 80, (byte) 81, (byte) 82, (byte) 83, (byte) 84, (byte) 85, (byte) 86, (byte) 87, (byte) 88, (byte) 89, (byte) 90, (byte) 97, (byte) 98, (byte) 99, (byte) 100, (byte) 101, (byte) 102, (byte) 103, (byte) 104, (byte) 105, (byte) 106, (byte) 107, (byte) 108, (byte) 109, (byte) 110, (byte) 111, (byte) 112, (byte) 113, (byte) 114, (byte) 115, (byte) 116, (byte) 117, (byte) 118, (byte) 119, (byte) 120, (byte) 121, (byte) 122, (byte) 48, (byte) 49, (byte) 50, (byte) 51, (byte) 52, (byte) 53, (byte) 54, (byte) 55, (byte) 56, (byte) 57, (byte) 45, (byte) 95};
}
public static String readJson(Reader rd) throws IOException {
StringBuilder sb = new StringBuilder();
int cp;
while ((cp = rd.read()) != -1) {
sb.append((char) cp);
}
return sb.toString();
}
public static JSONObject JSONRequest(String format, String data, String php){
JSONObject json = null;
InputStream is;
try {
is = new URL(Utils.generateURL(format, data, php)).openStream();
BufferedReader rd = new BufferedReader(new InputStreamReader(is, Charset.forName("UTF-8")));
String jsonText = Utils.readJson(rd);
if (jsonText.length() == 1) {
return null;
}
json = new JSONObject(jsonText);
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return json;
}
private static byte[] m9179a(byte[] bArr, int i, int i2, byte[] bArr2, int i3, byte[] bArr3) {
int i4 = 0;
int i5 = (i2 > 1 ? (bArr[i + 1] << 24) >>> 16 : 0) | (i2 > 0 ? (bArr[i] << 24) >>> 8 : 0);
if (i2 > 2) {
i4 = (bArr[i + 2] << 24) >>> 24;
}
i4 |= i5;
switch (i2) {
case 1:
bArr2[i3] = bArr3[i4 >>> 18];
bArr2[i3 + 1] = bArr3[(i4 >>> 12) & 63];
bArr2[i3 + 2] = (byte) 61;
bArr2[i3 + 3] = (byte) 61;
break;
case 2:
bArr2[i3] = bArr3[i4 >>> 18];
bArr2[i3 + 1] = bArr3[(i4 >>> 12) & 63];
bArr2[i3 + 2] = bArr3[(i4 >>> 6) & 63];
bArr2[i3 + 3] = (byte) 61;
break;
case 3:
bArr2[i3] = bArr3[i4 >>> 18];
bArr2[i3 + 1] = bArr3[(i4 >>> 12) & 63];
bArr2[i3 + 2] = bArr3[(i4 >>> 6) & 63];
bArr2[i3 + 3] = bArr3[i4 & 63];
break;
}
return bArr2;
}
public static String generateUser(byte[] bArr, int i, int i2, byte[] bArr2, boolean z) {
byte[] a = assertion(bArr, i, i2, bArr2, Integer.MAX_VALUE);
int length = a.length;
while (!z && length > 0 && a[length - 1] == 61) {
length--;
}
return new String(a, 0, length);
}
public static final String encryptString(String str) {
try {
MessageDigest instance = MessageDigest.getInstance(md5s);
instance.update(str.getBytes());
byte[] digest = instance.digest();
StringBuilder stringBuilder = new StringBuilder();
for (byte b : digest) {
String toHexString = Integer.toHexString(b & 255);
while (toHexString.length() < 2) {
toHexString = "0" + toHexString;
}
stringBuilder.append(toHexString);
}
return stringBuilder.toString();
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
return "";
}
}
public static byte[] assertion(byte[] bArr, int i, int i2, byte[] bArr2, int i3) {
int i4 = ((i2 + 2) / 3) * 4;
byte[] bArr3 = new byte[(i4 + (i4 / i3))];
int i5 = i2 - 2;
int i6 = 0;
int i7 = 0;
int i8 = 0;
while (i8 < i5) {
i4 = (((bArr[i8 + i] << 24) >>> 8) | ((bArr[(i8 + 1) + i] << 24) >>> 16)) | ((bArr[(i8 + 2) + i] << 24) >>> 24);
bArr3[i7] = bArr2[i4 >>> 18];
bArr3[i7 + 1] = bArr2[(i4 >>> 12) & 63];
bArr3[i7 + 2] = bArr2[(i4 >>> 6) & 63];
bArr3[i7 + 3] = bArr2[i4 & 63];
i4 = i6 + 4;
if (i4 == i3) {
bArr3[i7 + 4] = (byte) 10;
i7++;
i4 = 0;
}
i8 += 3;
i7 += 4;
i6 = i4;
}
if (i8 < i2) {
m9179a(bArr, i8 + i, i2 - i8, bArr3, i7, bArr2);
if (i6 + 4 == i3) {
bArr3[i7 + 4] = (byte) 10;
i7++;
}
i7 += 4;
}
if (assertionstatus || i4 == bArr3.length) {
return bArr3;
}
throw new AssertionError();
}
public static String generateURL(String str, String str2, String str3) {
String[] strArr = new String[2];
String[] split = str.split("::::");
String[] split2 = str2.split("::::");
long currentTimeMillis = System.currentTimeMillis() / 1000;
String str4 = "{";
JSONObject jSONObject = new JSONObject();
for (int i = 0; i < split.length; i++) {
try {
jSONObject.put(split[i], split2[i]);
} catch (JSONException e) {
e.printStackTrace();
}
}
try {
jSONObject.put("time", currentTimeMillis + "");
} catch (JSONException e2) {
e2.printStackTrace();
}
str4 = jSONObject.toString();
byte[] bytes = str4.getBytes();
String a = generateUser(bytes, 0, bytes.length, byt, false);
String a2 = encryptString(str4.length() + encryptString(currentTimeMillis + ""));
String str5 = split2[0] + "" + encryptString(encryptString(split2[1]));
str4 = encryptString(currentTimeMillis + "" + str4);
byte[] bytes2 = a2.getBytes();
byte[] bytes3 = str5.getBytes();
byte[] bytes4 = str4.getBytes();
a2 = encryptString(secret + encryptString(encryptString(generateUser(bytes2, 0, bytes2.length, byt, false))));
str5 = generateUser(bytes3, 0, bytes3.length, byt, false);
str4 = encryptString(encryptString(a2 + encryptString(encryptString(str5) + generateUser(bytes4, 0, bytes4.length, byt, false))));
strArr[0] = a;
strArr[1] = str4;
return url + str3 + "?user=" + a + "&pass=" + str4;
}
}