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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
/*****************************************************************************
*
* $/Plasma20/Sources/Plasma/Apps/plUruLauncher/SelfPatcher.cpp
*
***/
#include "Pch.h"
#pragma hdrstop
/*****************************************************************************
*
* Private Data
*
***/
#ifndef PLASMA_EXTERNAL_RELEASE
static const wchar s_manifest[] = L"InternalPatcher";
#else
static const wchar s_manifest[] = L"ExternalPatcher";
#endif
class SelfPatcherStream : public plZlibStream {
public:
virtual UInt32 Write(UInt32 byteCount, const void* buffer);
static plLauncherInfo *info;
static unsigned totalBytes;
static unsigned progress;
};
unsigned SelfPatcherStream::totalBytes = 0;
unsigned SelfPatcherStream::progress = 0;
static bool s_downloadComplete;
static long s_numFiles;
static ENetError s_patchResult;
static bool s_updated;
static wchar s_newPatcherFile[MAX_PATH];
/*****************************************************************************
*
* Private Functions
*
***/
//============================================================================
static void NetErrorHandler (ENetProtocol protocol, ENetError error) {
ref(protocol);
LogMsg(kLogError, L"NetErr: %s", NetErrorToString(error));
if (IS_NET_SUCCESS(s_patchResult))
s_patchResult = error;
s_downloadComplete = true;
switch(error) {
case kNetErrServerBusy:
MessageBox(0, "Due to the high demand, the server is currently busy. Please try again later, or for alternative download options visit: http://www.mystonline.com/play/", "UruLauncher", MB_OK);
s_patchResult = kNetErrServerBusy;
s_downloadComplete = true;
break;
}
}
//============================================================================
static void DownloadCallback (
ENetError result,
void * param,
const wchar filename[],
hsStream * writer
) {
ref(param);
ref(filename);
if(IS_NET_ERROR(result)) {
switch (result) {
case kNetErrTimeout:
writer->Rewind();
NetCliFileDownloadRequest(filename, writer, DownloadCallback, param);
break;
default:
LogMsg(kLogError, L"Error getting patcher file: %s", NetErrorToString(result));
if (IS_NET_SUCCESS(s_patchResult))
s_patchResult = result;
break;
}
return;
}
writer->Close();
delete writer;
AtomicAdd(&s_numFiles, -1);
if(!s_numFiles) {
s_downloadComplete = true;
s_updated = true;
}
}
//============================================================================
static bool MD5Check (const char filename[], const wchar md5[]) {
// Do md5 check
char md5copy[MAX_PATH];
plMD5Checksum existingMD5(filename);
plMD5Checksum latestMD5;
StrToAnsi(md5copy, md5, arrsize(md5copy));
latestMD5.SetFromHexString(md5copy);
return (existingMD5 == latestMD5);
}
//============================================================================
static void ManifestCallback (
ENetError result,
void * param,
const wchar group[],
const NetCliFileManifestEntry manifest[],
unsigned entryCount
) {
ref(param);
ref(group);
if(IS_NET_ERROR(result)) {
switch (result) {
case kNetErrTimeout:
NetCliFileManifestRequest(ManifestCallback, nil, s_manifest);
break;
default:
LogMsg(kLogError, L"Error getting patcher manifest: %s", NetErrorToString(result));
if (IS_NET_SUCCESS(s_patchResult))
s_patchResult = result;
break;
}
return;
}
char ansi[MAX_PATH];
// MD5 check current patcher against value in manifest
ASSERT(entryCount == 1);
wchar curPatcherFile[MAX_PATH];
PathGetProgramName(curPatcherFile, arrsize(curPatcherFile));
StrToAnsi(ansi, curPatcherFile, arrsize(ansi));
if (!MD5Check(ansi, manifest[0].md5)) {
// MessageBox(GetTopWindow(nil), "MD5 failed", "Msg", MB_OK);
SelfPatcherStream::totalBytes += manifest[0].zipSize;
AtomicAdd(&s_numFiles, 1);
SetText("Downloading new patcher...");
StrToAnsi(ansi, s_newPatcherFile, arrsize(ansi));
SelfPatcherStream * stream = NEWZERO(SelfPatcherStream);
if (!stream->Open(ansi, "wb"))
ErrorFatal(__LINE__, __FILE__, "Failed to create file: %s, errno: %u", ansi, errno);
NetCliFileDownloadRequest(manifest[0].downloadName, stream, DownloadCallback, nil);
}
else {
s_downloadComplete = true;
}
}
//============================================================================
static void FileSrvIpAddressCallback (
ENetError result,
void * param,
const wchar addr[]
) {
ref(param);
NetCliGateKeeperDisconnect();
if (IS_NET_ERROR(result)) {
LogMsg(kLogDebug, L"FileSrvIpAddressRequest failed: %s", NetErrorToString(result));
s_patchResult = result;
s_downloadComplete = true;
}
// Start connecting to the server
NetCliFileStartConnect(&addr, 1, true);
PathGetProgramDirectory(s_newPatcherFile, arrsize(s_newPatcherFile));
GetTempFileNameW(s_newPatcherFile, kPatcherExeFilename, 0, s_newPatcherFile);
PathDeleteFile(s_newPatcherFile);
NetCliFileManifestRequest(ManifestCallback, nil, s_manifest);
}
//============================================================================
static bool SelfPatcherProc (bool * abort, plLauncherInfo *info) {
bool patched = false;
s_downloadComplete = false;
s_patchResult = kNetSuccess;
NetClientInitialize();
NetClientSetErrorHandler(NetErrorHandler);
const wchar ** addrs;
unsigned count;
count = GetGateKeeperSrvHostnames(&addrs);
// Start connecting to the server
NetCliGateKeeperStartConnect(addrs, count);
// request a file server ip address
NetCliGateKeeperFileSrvIpAddressRequest(FileSrvIpAddressCallback, nil, true);
while(!s_downloadComplete && !*abort) {
NetClientUpdate();
AsyncSleep(10);
}
NetCliFileDisconnect();
NetClientUpdate();
// Shutdown the client/server networking subsystem
NetClientDestroy();
if (s_downloadComplete && !*abort && s_updated && IS_NET_SUCCESS(s_patchResult)) {
// launch new patcher
STARTUPINFOW si;
PROCESS_INFORMATION pi;
ZERO(si);
ZERO(pi);
si.cb = sizeof(si);
wchar cmdline[MAX_PATH];
StrPrintf(cmdline, arrsize(cmdline), L"%s %s", s_newPatcherFile, info->cmdLine);
// we have only successfully patched if we actually launch the new version of the patcher
patched = CreateProcessW(
NULL,
cmdline,
NULL,
NULL,
FALSE,
DETACHED_PROCESS,
NULL,
NULL,
&si,
&pi
);
SetReturnCode(pi.dwProcessId);
CloseHandle( pi.hThread );
CloseHandle( pi.hProcess );
ASSERT(patched);
}
return patched;
}
/*****************************************************************************
*
* ProgressStream Functions
*
***/
//============================================================================
UInt32 SelfPatcherStream::Write(UInt32 byteCount, const void* buffer) {
progress += byteCount;
float p = (float)progress / (float)totalBytes * 100; // progress
SetProgress( (int)p );
return plZlibStream::Write(byteCount, buffer);
}
/*****************************************************************************
*
* Protected Functions
*
***/
//============================================================================
// if return value is true, there was an update and the patcher should be shutdown, so the new patcher can take over
bool SelfPatch (bool noSelfPatch, bool * abort, ENetError * result, plLauncherInfo *info) {
bool patched = false;
if (!noSelfPatch) {
SetText("Checking for patcher update...");
patched = SelfPatcherProc(abort, info);
}
*result = s_patchResult;
return patched;
}