public void testSHA1vsDecodedOwn() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
String hash = Base32.encode(CryptoTools.digest(TESTSTRINGS[i]));
assertEquals(
"TESTSTRINGS[" + i + "]",
new String(CryptoTools.digest(TESTSTRINGS[i])),
new String(Base32.decode(hash)));
}
}
public void testBase32Codec() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
// System.out.print("Encoding: "+TESTSTRINGS[i]+" ...");
final String encoded = Base32.encode(TESTSTRINGS[i]);
System.out.println(" ->" + encoded);
assertEquals("TESTSTRINGS[" + i + "]", TESTSTRINGS[i].getBytes(), Base32.decode(encoded));
}
}
/**
* Silly Microbenchmark
*
* @throws CryptoException
*/
public void testBenchmark() throws CryptoException {
System.out.println("BigInteger encoding benchmarks:");
final int ITERATIONS = 100000;
final Runtime runtime = Runtime.getRuntime();
long start = System.currentTimeMillis();
long memstart = runtime.freeMemory();
for (int i = 0; i < ITERATIONS; i++) {
final String encoded = Base32.encode(TESTSTRINGS[i % TESTSTRINGS.length]);
assertEquals("TESTSTRINGS[" + i + "]", TYLER_OUTPUT[i % TESTSTRINGS.length], encoded);
}
long dur = System.currentTimeMillis() - start;
long memuse = memstart - runtime.freeMemory();
System.out.println(ITERATIONS + " iterations took: " + dur + "ms");
System.out.println(ITERATIONS + " iterations used: " + memuse + " bytes");
/*
System.out.println("\nWaterken encoding benchmarks:");
start=System.currentTimeMillis();
memstart=runtime.freeMemory();
for (int i=0;i<ITERATIONS;i++){
final String encoded = com.waterken.url.Base32.encode(TESTSTRINGS[i%TESTSTRINGS.length].getBytes());
assertEquals("TESTSTRINGS["+i+"]",TYLER_OUTPUT[i%TESTSTRINGS.length],encoded);
}
dur=System.currentTimeMillis()-start;
memuse=memstart-runtime.freeMemory();
System.out.println(ITERATIONS+" iterations took: "+dur+"ms");
System.out.println(ITERATIONS+" iterations used: "+memuse+" bytes");
*/
}
public void testDecodeTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
final byte decoded[] = Base32.decode(TYLER_OUTPUT[i]);
assertEquals("TESTSTRINGS[" + i + "]", TESTSTRINGS[i].getBytes(), decoded);
}
}
public void testBase32vsTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
final String encoded = Base32.encode(TESTSTRINGS[i]);
assertEquals("TESTSTRINGS[" + i + "]", TYLER_OUTPUT[i], encoded);
}
}
public void testSHA1vsDecodedTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
assertTrue(
"TESTSTRINGS[" + i + "]",
CryptoTools.equalByteArrays(
CryptoTools.digest(TESTSTRINGS[i]), Base32.decode(TYLER_SHA1_OUTPUT[i])));
}
}
public void testSHA1HomevsTyler() throws CryptoException {
for (int i = 0; i < TESTSTRINGS.length; i++) {
assertEquals(
"TESTSTRINGS[" + i + "]",
TYLER_SHA1_OUTPUT[i],
Base32.encode(CryptoTools.digest(TESTSTRINGS[i])));
}
}
public void testLength() throws CryptoException {
assertEquals(32, Base32.encode(CryptoTools.digest("hello")).length());
assertEquals(8, Base32.encode("hello").length());
assertEquals(10, Base32.encode("hello1").length());
assertEquals(12, Base32.encode("hello12").length());
assertEquals(13, Base32.encode("hello123").length());
assertEquals(15, Base32.encode("hello1234").length());
assertEquals(16, Base32.encode("hello12345").length());
assertEquals(18, Base32.encode("hello123456").length());
}
public String legalizeUsername(String friendlyUsername) {
try {
if (!ILLEGAL_USERNAME_PATTERN.matcher(friendlyUsername).find()) return friendlyUsername;
MessageDigest digest = MessageDigest.getInstance("SHA1");
digest.update(WeaveUtil.toAsciiBytes(friendlyUsername.toLowerCase()));
byte[] baseEncodedBytes = Base32.encode(digest.digest());
return WeaveUtil.toAsciiString(baseEncodedBytes);
} catch (GeneralSecurityException e) {
throw new Error(e);
}
}
private static void updateMetaData_handleReply(
TOTorrent torrent, String hash, String replyType, Map mapHashes) {
if (hash == null && torrent != null) {
try {
hash = torrent.getHashWrapper().toBase32String();
} catch (Exception e) {
}
}
GlobalManager gm = AzureusCoreFactory.getSingleton().getGlobalManager();
DownloadManager dm = gm.getDownloadManager(new HashWrapper(Base32.decode(hash)));
if (torrent == null && dm != null) {
torrent = dm.getTorrent();
}
Map contentMap = PlatformTorrentUtils.getContentMap(torrent);
final TOTorrent torrentFinal = torrent;
if (replyType.equals(PlatformMessenger.REPLY_EXCEPTION)) {
if (torrent != null) {
// try again in a bit
log(torrent, "Exception, retrying later");
SimpleTimer.addEvent(
"Update MD Retry",
SystemTime.getCurrentTime() + RETRY_METADATA,
new TimerEventPerformer() {
public void perform(TimerEvent event) {
log(torrentFinal, "retry time");
PlatformTorrentUtils.updateMetaData(torrentFinal, 15000);
}
});
}
} else {
Map jsonMapMetaData = hash == null ? null : (Map) mapHashes.get(hash);
if (jsonMapMetaData != null) {
long oldLastUpdated = getContentLastUpdated(torrent);
long expireyMins = 0;
for (Iterator iter = jsonMapMetaData.keySet().iterator(); iter.hasNext(); ) {
String key = (String) iter.next();
Object value = jsonMapMetaData.get(key);
if (value == null || value.equals(null)) {
contentMap.remove(key);
} else if ((key.equals("Thumbnail") || key.endsWith(".B64")) && value instanceof String) {
contentMap.put(key, Base64.decode((String) value));
} else if (key.equals("expires-in-mins") && value instanceof Long) {
expireyMins = ((Long) value).longValue();
} else {
contentMap.put(key, value);
}
writeTorrentIfExists(torrent);
}
// crappy way of updating the display name
if (dm != null) {
String title = PlatformTorrentUtils.getContentTitle(torrent);
if (title != null
&& title.length() > 0
&& dm.getDownloadState().getDisplayName() == null) {
dm.getDownloadState().setDisplayName(title);
}
}
triggerMetaDataUpdateListeners(torrent);
if (torrent != null) {
// setup next refresh
long refreshOn;
if (expireyMins > 0) {
refreshOn = SystemTime.getCurrentTime() + (expireyMins * 60 * 1000L);
} else {
long newLastUpdated = getContentLastUpdated(torrent);
long diff = newLastUpdated - oldLastUpdated;
log(
torrent,
"Last Updated: new "
+ new Date(newLastUpdated)
+ ";old "
+ new Date(oldLastUpdated)
+ ";diff="
+ diff);
if (diff > 0 && oldLastUpdated != 0) {
diff *= 2;
if (diff < MIN_MD_REFRESH_MS) {
diff = MIN_MD_REFRESH_MS;
} else if (diff > MAX_MD_REFRESH_MS) {
diff = MAX_MD_REFRESH_MS;
}
refreshOn = SystemTime.getOffsetTime(diff);
} else {
refreshOn = SystemTime.getCurrentTime() + (7 * 24 * 60 * 60 * 1000L);
}
}
log(torrent, "got MD. Next refresh in " + (refreshOn - SystemTime.getCurrentTime()));
setMetaDataRefreshOn(torrent, refreshOn);
SimpleTimer.addEvent(
"Update MD",
refreshOn,
new TimerEventPerformer() {
public void perform(TimerEvent event) {
PlatformTorrentUtils.updateMetaData(torrentFinal, 15000);
}
});
}
} else if (torrent != null) {
long refreshOn = SystemTime.getCurrentTime() + (30 * 24 * 60 * 60 * 1000L);
setMetaDataRefreshOn(torrent, refreshOn);
log(torrent, "no hash in reply. Next refresh on " + new Date(refreshOn));
}
}
}
