mirror of
https://github.com/nzbget/nzbget.git
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80 lines
2.0 KiB
C++
80 lines
2.0 KiB
C++
/*
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* This file is part of nzbget. See <http://nzbget.net>.
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*
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* Copyright (C) 2017 Andrey Prygunkov <hugbug@users.sourceforge.net>
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*
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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 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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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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*/
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#include "nzbget.h"
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#include "DirectRenamer.h"
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#include "Log.h"
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#include "Options.h"
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#ifndef DISABLE_PARCHECK
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#include "par2cmdline.h"
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#include "md5.h"
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#endif
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RenameContentAnalyzer::~RenameContentAnalyzer()
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{
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Reset();
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}
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void RenameContentAnalyzer::Reset()
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{
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#ifndef DISABLE_PARCHECK
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delete (Par2::MD5Context*)m_md5Context;
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#endif
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m_md5Context = nullptr;
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m_dataSize = 0;
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}
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void RenameContentAnalyzer::Append(const void* buffer, int len)
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{
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#ifndef DISABLE_PARCHECK
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if (!m_md5Context)
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{
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m_md5Context = new Par2::MD5Context();
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}
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int rem16kSize = std::min(len, 16 * 1024 - m_dataSize);
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if (rem16kSize > 0)
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{
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((Par2::MD5Context*)m_md5Context)->Update(buffer, rem16kSize);
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}
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m_dataSize += len;
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#endif
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}
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// Must be called with locked DownloadQueue
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void RenameContentAnalyzer::Finish(FileInfo* fileInfo, ArticleInfo* articleInfo)
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{
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#ifndef DISABLE_PARCHECK
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Par2::MD5Hash hash;
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((Par2::MD5Context*)m_md5Context)->Final(hash);
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// we don't support analyzing of files split into articles smaller than 16KB
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if (articleInfo->GetSize() >= 16 * 1024 || fileInfo->GetArticles()->size() == 1)
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{
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fileInfo->SetHash16k(hash.print().c_str());
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}
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#endif
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debug("file: %s; article-hash16k: %s", fileInfo->GetFilename(), fileInfo->GetHash16k());
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}
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