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118 lines
4.3 KiB
118 lines
4.3 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#ifndef __pfSecurePreloader_h__ |
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#define __pfSecurePreloader_h__ |
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#include "hsTypes.h" |
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#include "hsStlUtils.h" |
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#include "hsCritSect.h" |
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#include "hsStream.h" |
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#include "plFile/plSecureStream.h" |
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#include "pnKeyedObject/hsKeyedObject.h" |
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class plOperationProgress; |
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/////////////////////////////////////////////////////////////////////////////// |
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// pfSecurePreloader - a class for handling files we want downloaded from the |
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// server into a temporary directory, secured, and deleted on exit. Puts stuff |
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// into plStreamSource for us |
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/////////////////////////////////////////////////////////////////////////////// |
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class pfSecurePreloader : public hsKeyedObject |
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{ |
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private: |
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static pfSecurePreloader * fInstance; |
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struct fileRequest |
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{ |
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enum requestType {kSingleFile, kFileList}; |
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requestType fType; |
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std::wstring fPath; // filename if kSingleFile, path if kFileList |
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std::wstring fExt; // blank if kSingleFile, extension if kFileList |
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}; |
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std::vector<fileRequest> fRequests; |
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struct fileInfo |
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{ |
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std::wstring fOriginalNameAndPath; // the human-readable name |
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std::wstring fGarbledNameAndPath; // the garbled temp name of the file on disk |
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UInt32 fSizeInBytes; // the total size of the file |
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bool fDownloading; // is this file currently downloading? |
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bool fDownloaded; // is this file completely downloaded? |
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bool fLocal; // is the file a local copy? |
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}; |
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std::map<std::wstring, fileInfo> fFileInfoMap; // key is human-readable name |
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std::map<std::wstring, hsStream*> fD2DStreams; // direct-to-disk streams, only used while downloading from the server |
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UInt32 fNumInfoRequestsRemaining; // the number of file info requests that are still pending |
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UInt32 fNumDownloadRequestsRemaining; // the number of file download requests that are still pending |
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UInt32 fTotalDataDownload; // the amount of data we need to download, for progress bar tracking |
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UInt32 fTotalDataReceived; // the amount of data we have already preloaded, for progress bar tracking |
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bool fNetError; |
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bool fInitialized; |
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UInt32 fEncryptionKey[4]; // encryption key for all the secure files |
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plOperationProgress* fProgressBar; |
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void IIssueDownloadRequests (); |
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void IPreloadComplete (); |
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void ICleanupStreams(); // closes and deletes all streams |
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void INotifyAuthReconnected (); |
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pfSecurePreloader (); |
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public: |
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CLASSNAME_REGISTER(pfSecurePreloader); |
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GETINTERFACE_ANY(pfSecurePreloader, hsKeyedObject); |
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~pfSecurePreloader (); |
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void Init (); |
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void Shutdown (); |
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// Client interface functions |
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void RequestSingleFile(std::wstring filename); // queues a single file to be preloaded (does nothing if already preloaded) |
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void RequestFileGroup(std::wstring dir, std::wstring ext); // queues a group of files to be preloaded (does nothing if already preloaded) |
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void Start(); // sends all queued requests (does nothing if already preloaded) |
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void Cleanup(); // closes all file pointers and cleans up after itself |
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// Functions for the network callbacks |
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void RequestFinished(const std::vector<std::wstring> & filenames, const std::vector<UInt32> & sizes, bool succeeded); |
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void UpdateProgressBar(UInt32 bytesReceived); |
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void FinishedDownload(std::wstring filename, bool succeeded); |
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// Instance handling |
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static pfSecurePreloader * GetInstance (); |
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static bool IsInstanced (); |
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// hsKeyedObject |
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hsBool MsgReceive (plMessage * msg); |
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}; |
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#endif // __pfSecurePreloader_h__
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