pkmn-classic-framework/bvCrawler4/Program.cs
2014-05-20 10:34:54 -04:00

533 lines
20 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Net.Sockets;
using System.Threading;
using MySql.Data.MySqlClient;
using System.Configuration;
using PkmnFoundations.Data;
using PkmnFoundations.Support;
using System.Data;
namespace PkmnFoundations
{
public class BvCrawler4
{
public static void Main(string[] args)
{
m_pad = new byte[256];
using (FileStream s = File.Open("Box Upload Xor Pad.bin", FileMode.Open))
{
s.Read(m_pad, 0, m_pad.Length);
s.Close();
}
m_upload_dir = ConfigurationManager.AppSettings["pkmnFoundationsBoxUpload4Dir"];
Console.WriteLine("Pokémon Plat/HG/SS Battle Video Crawler by mm201");
int pid = 207823279; // Platinum Hikari
Directory.CreateDirectory(String.Format("{0}", m_upload_dir));
DateTime last_top30 = DateTime.MinValue;
DateTime last_retry_all = DateTime.MinValue;
while (true)
{
ulong videoId;
try
{
using (MySqlConnection db = CreateConnection())
{
db.Open();
videoId = DequeueVideo(db);
db.Close();
}
}
catch (Exception ex)
{
// haven't touched the server, sleep short
LogError(ex);
Thread.Sleep(1000 * 1);
continue;
}
if (videoId == 0)
{
try
{
if (last_retry_all < DateTime.Now.AddHours(-6))
{
last_retry_all = DateTime.Now;
RetryAll();
continue;
}
if (last_top30 < DateTime.Now.AddMinutes(-60))
{
last_top30 = DateTime.Now;
QueueTop30(pid);
continue;
}
else if (RunSearch(pid))
{
continue;
}
}
catch (Exception ex)
{
LogError(ex);
Thread.Sleep(1000 * 30);
continue;
}
Console.WriteLine("Nothing to do. Idling 1 minute.");
Thread.Sleep(1000 * 60);
continue;
}
String formatted = FormatVideoId(videoId);
String filename = String.Format("{0}\\{1}.bin", m_upload_dir, formatted);
if (File.Exists(filename))
{
Console.WriteLine("Skipped video {0}. Already present on disk.", formatted);
Thread.Sleep(1000 * 1);
continue;
}
byte[] data;
try
{
data = GetBattleVideo(pid, videoId);
using (FileStream file = File.Create(filename))
{
file.Write(data, 0, data.Length);
file.Close();
}
}
catch (Exception ex)
{
LogError(ex);
Thread.Sleep(1000 * 30);
continue;
}
Console.WriteLine("Successfully saved battle video {0}.", formatted);
Thread.Sleep(1000 * 30);
}
}
private static byte[] m_pad;
private static String m_upload_dir;
public static String FormatVideoId(ulong videoId)
{
String number = videoId.ToString("D12");
String[] split = new String[3];
split[0] = number.Substring(0, number.Length - 10);
split[1] = number.Substring(number.Length - 10, 5);
split[2] = number.Substring(number.Length - 5, 5);
return String.Join("-", split);
}
public static byte[] GetBattleVideo(int pid, ulong videoId)
{
String formatted = FormatVideoId(videoId);
Console.WriteLine("Attempting to retrieve battle video {0} from server.", formatted);
byte[] data = new byte[0x14c];
MemoryStream request = new MemoryStream(data);
request.Write(new byte[4], 0, 4); // length goes here, see end
request.Write(new byte[] { 0xda, 0xae, 0x00, 0x00 }, 0, 4); // request type, sanity 0000
request.Write(BitConverter.GetBytes(pid), 0, 4); // pid, hopefully this doesn't ban me
request.Write(new byte[] { 0x07, 0x02 }, 0, 2);
// there is some random bytes contained in this sometimes. Could be trainer profile
// related, I don't know...
request.Write(new byte[0x132], 0, 0x132);
request.Write(BitConverter.GetBytes(videoId), 0, 8);
request.Write(new byte[] { 0x40, 0x01, 0x00, 0x00 }, 0, 4);
request.Flush();
Encrypt(data, 0xba);
PutLength(data);
byte[] response = Conversation(data);
if (response.Length < 9) throw new InvalidDataException("Battle video was not retrieved.");
Console.WriteLine("Successfully retrieved {0} byte response for battle video {1}.", response.Length, formatted);
return response;
}
public static bool RunSearch(int pid)
{
Random rand = new Random();
SearchMetagames[] metagames = (SearchMetagames[])Enum.GetValues(typeof(SearchMetagames));
int metaCount = metagames.Length - 1; // exclude Top30 which is at the end
int metaIndex = rand.Next(0, metaCount);
SearchMetagames metagame = metagames[metaIndex];
ushort species = (ushort)rand.Next(0, 493);
byte country = 0xff;
byte region = 0xff;
using (MySqlConnection db = CreateConnection())
{
db.Open();
if ((long)db.ExecuteScalar(
"SELECT Count(*) FROM BattleVideoSearchHistory WHERE Metagame = @metagame " +
"AND Species = @species AND Country = @country AND Region = @region",
new MySqlParameter("@metagame", (int)metagame),
new MySqlParameter("@species", (int)species),
new MySqlParameter("@country", (int)country),
new MySqlParameter("@region", (int)region))
== 0)
{
// exact match
QueueSearch(pid, species, metagame, country, region);
return true;
}
DataTable dt;
dt = db.ExecuteDataTable("SELECT DISTINCT Metagame, Species, Country, Region " +
"FROM BattleVideoSearchHistory WHERE Metagame = @metagame ORDER BY Species",
new MySqlParameter("@metagame", (int)metagame));
if (dt.Rows.Count < 493)
{
int prevSpecies = 1;
foreach (DataRow row in dt.Rows)
{
if ((int)row["Species"] != prevSpecies)
{
QueueSearch(pid, (ushort)(prevSpecies), metagame, country, region);
return true;
}
prevSpecies++;
}
}
dt = db.ExecuteDataTable("SELECT DISTINCT Metagame, Species, Country, Region " +
"FROM BattleVideoSearchHistory WHERE Species = @species ORDER BY Metagame",
new MySqlParameter("@species", (int)species));
if (dt.Rows.Count < metaCount)
{
int prevMeta = 0;
foreach (DataRow row in dt.Rows)
{
if ((int)row["Metagame"] != (int)metagames[prevMeta])
{
QueueSearch(pid, species, metagames[prevMeta], country, region);
return true;
}
prevMeta++;
}
}
dt = db.ExecuteDataTable("SELECT DISTINCT Metagame, Species, Country, Region " +
"FROM BattleVideoSearchHistory ORDER BY Metagame, Species");
if (dt.Rows.Count < 493 * metaCount)
{
int prevSpecies = 1;
int prevMeta = 0;
foreach (DataRow row in dt.Rows)
{
if ((int)row["Species"] != prevSpecies || (int)row["Metagame"] != (int)metagames[prevMeta])
{
QueueSearch(pid, (ushort)(prevSpecies), metagames[prevMeta], country, region);
return true;
}
prevSpecies++;
if (prevSpecies > 493)
{
prevSpecies = 1;
prevMeta++;
}
}
}
}
return false;
}
public static void QueueTop30(int pid)
{
QueueSearch(pid, 0xffff, SearchMetagames.Latest30, 0xff, 0xff);
}
public static void QueueSearch(int pid, ushort species, SearchMetagames meta, byte country, byte region)
{
bool hasSearch = species == 0xffff && meta == SearchMetagames.Latest30 && country == 0xff
&& region == 0xff;
if (hasSearch)
Console.WriteLine("Searching for latest 30 videos.");
else
{
Console.Write("Searching for ");
if (species != 0xffff)
Console.Write("species {0}, ", species);
if (meta != SearchMetagames.Latest30)
Console.Write("{0}, ", meta);
if (country != 0xff)
Console.Write("country {0}, ", region);
if (region != 0xff)
Console.Write("region {0}", region);
}
byte[] data = new byte[0x15c];
MemoryStream request = new MemoryStream(data);
request.Write(new byte[4], 0, 4); // length goes here, see end
request.Write(new byte[] { 0xd9, 0xc4, 0x00, 0x00 }, 0, 4); // request type, sanity 0000
request.Write(BitConverter.GetBytes(pid), 0, 4); // pid, hopefully this doesn't ban me
request.Write(new byte[] { 0x0c, 0x02 }, 0, 2);
// there is some random bytes contained in this sometimes. Could be trainer profile
// related, I don't know...
request.Write(new byte[0x132], 0, 0x132);
request.Write(new byte[] {
0x00, 0x00, 0x00, 0x00
}, 0, 4);
request.Write(BitConverter.GetBytes(species), 0, 2);
request.WriteByte((byte)meta);
request.WriteByte(country);
request.WriteByte(region);
request.Write(new byte[] {
0x00, 0x00, 0x00, 0x40, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xdc, 0xf6, 0x1b, 0x02,
0x0c, 0x03, 0x00, 0x00
}, 0, 19);
request.Flush();
Encrypt(data, 0xc9);
PutLength(data);
byte[] response = Conversation(data);
if (!hasSearch)
{
using (MySqlConnection db = CreateConnection())
{
db.Open();
db.ExecuteNonQuery("INSERT INTO BattleVideoSearchHistory (Metagame, Species, " +
"Country, Region) VALUES (@metagame, @species, @country, @region)",
new MySqlParameter("@metagame", (int)meta),
new MySqlParameter("@species", (int)species),
new MySqlParameter("@country", (int)country),
new MySqlParameter("@region", (int)region));
db.Close();
}
}
QueueSearchResults(response);
}
public static void QueueSearchResults(byte[] data)
{
if (data.Length % 240 != 12) throw new InvalidDataException("Search results blob should be 12 bytes + 240 per result.");
Decrypt(data);
AssertHelper.Assert(data[6] == 0x00);
AssertHelper.Assert(data[7] == 0x00); // saaaaanity
int count = data.Length / 240;
Console.WriteLine("{0} results found.", count);
if (count == 0)
{
// Nothing found. Sleep as to not spam the server with lots of empty searches
Thread.Sleep(1000 * 15);
return;
}
// 12 bytes of header plus 240 bytes per search result.
using (MySqlConnection db = CreateConnection())
{
db.Open();
for (int x = 0; x < count; x++)
{
ulong videoId = BitConverter.ToUInt64(data, 16 + x * 240);
QueueVideoId(db, videoId);
}
db.Close();
}
}
public static void QueueVideoId(MySqlConnection db, ulong id)
{
String formatted = FormatVideoId(id);
using (MySqlTransaction tran = db.BeginTransaction())
{
long count = (long)tran.ExecuteScalar("SELECT Count(*) FROM BattleVideoCrawlQueue WHERE SerialNumber = @serial_number", new MySqlParameter("@serial_number", id));
if (count > 0)
{
tran.Rollback();
Console.WriteLine("Skipped video {0}. Already present in database.", formatted);
return;
}
tran.ExecuteNonQuery("INSERT INTO BattleVideoCrawlQueue (SerialNumber, `Timestamp`) VALUES (@serial_number, NOW())", new MySqlParameter("@serial_number", id));
tran.Commit();
Console.WriteLine("Queued video {0}.", formatted);
}
}
public static ulong DequeueVideo(MySqlConnection db)
{
using (MySqlTransaction tran = db.BeginTransaction())
{
object o = tran.ExecuteScalar("SELECT SerialNumber FROM BattleVideoCrawlQueue WHERE Complete = 0 ORDER BY `Timestamp` LIMIT 1");
if (o == null || o == DBNull.Value)
{
tran.Rollback();
return 0;
}
ulong id = (ulong)o;
tran.ExecuteNonQuery("UPDATE BattleVideoCrawlQueue SET Complete = 1 WHERE SerialNumber = @serial_number", new MySqlParameter("@serial_number", id));
tran.Commit();
return id;
}
}
public static void PutLength(byte[] data)
{
// places the actual length in the first 4 bytes.
byte[] length = BitConverter.GetBytes(data.Length);
Array.Copy(length, data, 4);
}
public static byte[] Conversation(byte[] request)
{
MemoryStream response = new MemoryStream();
using (TcpClient client = new TcpClient("pkgdsprod.nintendo.co.jp", 12400))
{
NetworkStream s = client.GetStream();
s.Write(request, 0, request.Length);
s.CopyTo(response);
s.Close();
}
response.Flush();
byte[] dataResponse = response.ToArray();
int length = BitConverter.ToInt32(dataResponse, 0);
AssertHelper.Equals(length, dataResponse.Length);
return dataResponse;
}
public static void Encrypt(byte[] data, int padOffset)
{
// encrypt and decrypt are the same operation...
for (int x = 6; x < data.Length; x++)
{
data[x] ^= m_pad[(x + padOffset) % 256];
}
}
public static void Decrypt(byte[] data)
{
int padOffset = (Array.IndexOf(m_pad, data[6]) + 250) % 256;
Encrypt(data, padOffset);
}
public static void RetryAll()
{
String path = String.Format("{0}", m_upload_dir);
using (MySqlConnection db = CreateConnection())
{
db.Open();
DataTable SerialNumbers = db.ExecuteDataTable("SELECT SerialNumber FROM BattleVideoCrawlQueue WHERE Complete = 1");
SerialNumbers.PrimaryKey = new DataColumn[] { SerialNumbers.Columns["SerialNumber"] };
IEnumerable<String> filenames = Directory.EnumerateFiles(path);
foreach (String s in filenames)
{
int slash = s.LastIndexOf(Path.DirectorySeparatorChar) + 1;
int dot = s.LastIndexOf(".");
if (dot < 0) dot = s.Length;
if (dot < slash) dot = s.Length;
ulong SerialNumber;
UInt64.TryParse(s.Substring(slash, dot - slash).Replace("-", ""),
out SerialNumber);
if (SerialNumber == 0) continue;
DataRow row = SerialNumbers.Rows.Find(SerialNumber);
if (row == null) continue; // video in the folder but not database. todo: insert.
SerialNumbers.Rows.Remove(row);
}
StringBuilder toRecheck = new StringBuilder();
bool hasRows = false;
foreach (DataRow row in SerialNumbers.Rows)
{
ulong SerialNumber = (ulong)row["SerialNumber"];
if (hasRows) toRecheck.Append(',');
toRecheck.Append(SerialNumber.ToString());
hasRows = true;
Console.WriteLine("Battle video {0} in database but not in directory. Requeueing.", FormatVideoId(SerialNumber));
}
if (hasRows)
{
db.ExecuteNonQuery("UPDATE BattleVideoCrawlQueue SET Complete = 0 " +
"WHERE SerialNumber IN (" + toRecheck.ToString() + ")");
}
db.Clone();
}
}
public static MySqlConnection CreateConnection()
{
return new MySqlConnection(ConfigurationManager.ConnectionStrings["pkmnFoundationsConnectionString"].ConnectionString);
}
public static void LogError(Exception ex)
{
Console.WriteLine(ex.Message);
Console.WriteLine(ex.StackTrace);
}
public enum SearchMetagames : byte
{
Latest30 = 0xff,
ColosseumSingleNoRestrictions = 0xfa,
ColosseumSingleCupMatch = 0xfb,
ColosseumDoubleNoRestrictions = 0xfc,
ColosseumDoubleCupMatch = 0xfd,
ColosseumMulti = 0x0e,
BattleTowerSingle = 0x0f,
BattleTowerDouble = 0x10,
BattleTowerMulti = 0x11,
BattleFactoryLv50Single = 0x12,
BattleFactoryLv50Double = 0x13,
BattleFactoryLv50Multi = 0x14,
BattleFactoryOpenSingle = 0x15,
BattleFactoryOpenDouble = 0x16,
BattleFactoryOpenMulti = 0x17,
BattleHallSingle = 0x18,
BattleHallDouble = 0x19,
BattleHallMulti = 0x1a,
BattleCastleSingle = 0x1b,
BattleCastleDouble = 0x1c,
BattleCastleMulti = 0x1d,
BattleArcadeSingle = 0x1e,
BattleArcadeDouble = 0x1f,
BattleArcadeMulti = 0x20,
}
}
}