/*==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 . 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==*/ #include "plResPatcher.h" #include "hsResMgr.h" #include "plAgeLoader/plAgeLoader.h" #include "plCompression/plZlibStream.h" #include "pnEncryption/plChecksum.h" #include "plFile/plFileUtils.h" #include "plMessage/plResPatcherMsg.h" #include "pnNetBase/pnNbError.h" #include "plNetGameLib/plNetGameLib.h" #include "plProgressMgr/plProgressMgr.h" #include "plResMgr/plResManager.h" #include "plStatusLog/plStatusLog.h" ///////////////////////////////////////////////////////////////////////////// class plResDownloadStream : public plZlibStream { plOperationProgress* fProgress; plFileName fFilename; bool fIsZipped; public: plResDownloadStream(plOperationProgress* prog, const plFileName& reqFile) : fProgress(prog) { fIsZipped = reqFile.GetFileExt().CompareI("gz") == 0; } virtual bool Open(const plFileName& filename, const char* mode) { fFilename = filename; return plZlibStream::Open(filename, mode); } virtual uint32_t Write(uint32_t count, const void* buf) { fProgress->Increment((float)count); if (fIsZipped) return plZlibStream::Write(count, buf); else return fOutput->Write(count, buf); } bool IsZipped() const { return fIsZipped; } void Unlink() const { plFileSystem::Unlink(fFilename); } }; ///////////////////////////////////////////////////////////////////////////// static void FileDownloaded( ENetError result, void* param, const wchar_t filename[], hsStream* writer) { plResPatcher* patcher = (plResPatcher*)param; char* name = hsWStringToString(filename); if (((plResDownloadStream*)writer)->IsZipped()) plFileUtils::StripExt(name); // Kill off .gz writer->Close(); switch (result) { case kNetSuccess: PatcherLog(kStatus, " Download Complete: %s", name); // If this is a PRP, then we need to add it to the ResManager if (stricmp(plFileUtils::GetFileExt(name), "prp") == 0) ((plResManager*)hsgResMgr::ResMgr())->AddSinglePage(name); // Continue down the warpath patcher->IssueRequest(); delete[] name; delete writer; return; case kNetErrFileNotFound: PatcherLog(kError, " Download Failed: %s not found", name); break; default: char* error = hsWStringToString(NetErrorToString(result)); PatcherLog(kError, " Download Failed: %s", error); delete[] error; break; } // Failure case ((plResDownloadStream*)writer)->Unlink(); patcher->Finish(false); delete[] name; delete writer; } static void ManifestDownloaded( ENetError result, void* param, const wchar_t group[], const NetCliFileManifestEntry manifest[], uint32_t entryCount) { plResPatcher* patcher = (plResPatcher*)param; plString name = plString::FromWchar(group); if (IS_NET_SUCCESS(result)) PatcherLog(kInfo, " Downloaded manifest %s", name.c_str()); else { PatcherLog(kError, " Failed to download manifest %s", name.c_str()); patcher->Finish(false); return; } for (uint32_t i = 0; i < entryCount; ++i) { const NetCliFileManifestEntry mfs = manifest[i]; plFileName fileName = plString::FromWchar(mfs.clientName); plFileName downloadName = plString::FromWchar(mfs.downloadName); // See if the files are the same // 1. Check file size before we do time consuming md5 operations // 2. Do wasteful md5. We should consider implementing a CRC instead. if (plFileInfo(fileName).FileSize() == mfs.fileSize) { plMD5Checksum cliMD5(fileName); plMD5Checksum srvMD5; srvMD5.SetFromHexString(plString::FromWchar(mfs.md5).c_str()); if (cliMD5 == srvMD5) continue; else PatcherLog(kInfo, " Enqueueing %s: MD5 Checksums Differ", fileName.AsString().c_str()); } else PatcherLog(kInfo, " Enqueueing %s: File Sizes Differ", fileName.AsString().c_str()); // If we're still here, then we need to update the file. float size = mfs.zipSize ? (float)mfs.zipSize : (float)mfs.fileSize; patcher->GetProgress()->SetLength(size + patcher->GetProgress()->GetMax()); patcher->RequestFile(downloadName, fileName); } patcher->IssueRequest(); } ///////////////////////////////////////////////////////////////////////////// static char* sLastError = nil; plResPatcher* plResPatcher::fInstance = nil; plResPatcher* plResPatcher::GetInstance() { if (!fInstance) fInstance = new plResPatcher; return fInstance; } void plResPatcher::Shutdown() { // Better not call this while we're patching delete fInstance; } ///////////////////////////////////////////////////////////////////////////// plResPatcher::plResPatcher() : fPatching(false), fProgress(nil) { } plResPatcher::~plResPatcher() { if (fProgress) delete fProgress; } void plResPatcher::IssueRequest() { if (!fPatching) return; if (fRequests.empty()) // Wheee! Finish(); else { Request req = fRequests.front(); fRequests.pop(); plString title; if (req.fType == kManifest) { PatcherLog(kMajorStatus, " Downloading manifest... %s", req.fFile.AsString().c_str()); title = plString::Format("Checking %s for updates...", req.fFile.AsString().c_str()); NetCliFileManifestRequest(ManifestDownloaded, this, req.fFile.AsString().ToWchar()); } else if (req.fType == kFile) { PatcherLog(kMajorStatus, " Downloading file... %s", req.fFriendlyName.AsString().c_str()); title = plString::Format("Downloading... %s", req.fFriendlyName.GetFileName().c_str()); // If this is a PRP, we need to unload it from the ResManager if (req.fFriendlyName.GetFileExt().CompareI("prp") == 0) ((plResManager*)hsgResMgr::ResMgr())->RemoveSinglePage(req.fFriendlyName); plFileSystem::CreateDir(req.fFriendlyName.StripFileName(), true); plResDownloadStream* stream = new plResDownloadStream(fProgress, req.fFile); if (stream->Open(req.fFriendlyName, "wb")) NetCliFileDownloadRequest(req.fFile.AsString().ToWchar(), stream, FileDownloaded, this); else { PatcherLog(kError, " Unable to create file %s", req.fFriendlyName.AsString().c_str()); Finish(false); } } fProgress->SetTitle(title.c_str()); } } void plResPatcher::Finish(bool success) { while (fRequests.size()) fRequests.pop(); fPatching = false; if (success) PatcherLog(kHeader, "--- Patch Completed Successfully ---"); else { PatcherLog(kHeader, "--- Patch Killed by Error ---"); if (fProgress) fProgress->SetAborting(); } delete fProgress; fProgress = nil; plResPatcherMsg* pMsg = new plResPatcherMsg(success, sLastError); delete[] sLastError; sLastError = nil; pMsg->Send(); // whoosh... off it goes } void plResPatcher::RequestFile(const plFileName& srvName, const plFileName& cliName) { fRequests.push(Request(srvName, kFile, cliName)); } void plResPatcher::RequestManifest(const plString& age) { fRequests.push(Request(age, kManifest)); } void plResPatcher::Start() { hsAssert(!fPatching, "Too many calls to plResPatcher::Start"); fPatching = true; PatcherLog(kHeader, "--- Patch Started (%i requests) ---", fRequests.size()); fProgress = plProgressMgr::GetInstance()->RegisterOperation(0.0, "Checking for updates...", plProgressMgr::kUpdateText, false, true); IssueRequest(); } ///////////////////////////////////////////////////////////////////////////// void PatcherLog(PatcherLogType type, const char* format, ...) { uint32_t color = 0; switch (type) { case kHeader: color = plStatusLog::kWhite; break; case kInfo: color = plStatusLog::kBlue; break; case kMajorStatus: color = plStatusLog::kYellow; break; case kStatus: color = plStatusLog::kGreen; break; case kError: color = plStatusLog::kRed; break; } static plStatusLog* gStatusLog = nil; if (!gStatusLog) { gStatusLog = plStatusLogMgr::GetInstance().CreateStatusLog( 20, "patcher.log", plStatusLog::kFilledBackground | plStatusLog::kAlignToTop | plStatusLog::kDeleteForMe); } va_list args; va_start(args, format); if (type == kError) { sLastError = new char[1024]; // Deleted by Finish(false) vsprintf(sLastError, format, args); gStatusLog->AddLine(sLastError, color); } else gStatusLog->AddLineV(color, format, args); va_end(args); }