mirror of
https://github.com/JakubMelka/PDF4QT.git
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104 lines
3.5 KiB
C++
104 lines
3.5 KiB
C++
// MIT License
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//
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// Copyright (c) 2018-2025 Jakub Melka and Contributors
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#include "pdftoolencrypt.h"
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#include "pdfdocumentbuilder.h"
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#include "pdfdocumentwriter.h"
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namespace pdftool
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{
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static PDFToolEncryptApplication s_encryptApplication;
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QString PDFToolEncryptApplication::getStandardString(StandardString standardString) const
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{
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switch (standardString)
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{
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case Command:
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return "encrypt";
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case Name:
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return PDFToolTranslationContext::tr("Encrypt");
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case Description:
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return PDFToolTranslationContext::tr("Encrypt the document (with only owner access only).");
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default:
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Q_ASSERT(false);
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break;
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}
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return QString();
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}
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int PDFToolEncryptApplication::execute(const PDFToolOptions& options)
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{
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pdf::PDFSecurityHandlerFactory::SecuritySettings settings;
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settings.algorithm = options.encryptionAlgorithm;
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settings.encryptContents = options.encryptionContents;
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settings.userPassword = options.encryptionUserPassword;
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settings.ownerPassword = options.encryptionOwnerPassword;
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settings.permissions = options.encryptionPermissions;
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QString errorMessage;
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if (!pdf::PDFSecurityHandlerFactory::validate(settings, &errorMessage))
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{
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PDFConsole::writeError(errorMessage, options.outputCodec);
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return ErrorEncryptionSettings;
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}
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pdf::PDFSecurityHandlerPointer securityHandler = pdf::PDFSecurityHandlerFactory::createSecurityHandler(settings);
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pdf::PDFDocument document;
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QByteArray sourceData;
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if (!readDocument(options, document, &sourceData, true))
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{
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if (readDocument(options, document, &sourceData, false))
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{
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PDFConsole::writeError(PDFToolTranslationContext::tr("Authorization as owner failed. Encryption change is not permitted if authorized as user only."), options.outputCodec);
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}
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return ErrorDocumentReading;
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}
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pdf::PDFDocumentBuilder builder(&document);
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builder.setSecurityHandler(qMove(securityHandler));
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document = builder.build();
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pdf::PDFDocumentWriter writer(nullptr);
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pdf::PDFOperationResult result = writer.write(options.document, &document, true);
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if (!result)
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{
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PDFConsole::writeError(result.getErrorMessage(), options.outputCodec);
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return ErrorDocumentWriting;
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}
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return ExitSuccess;
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}
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PDFToolAbstractApplication::Options PDFToolEncryptApplication::getOptionsFlags() const
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{
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return ConsoleFormat | OpenDocument | Encrypt;
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}
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} // namespace pdftool
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