mirror of
https://github.com/JakubMelka/PDF4QT.git
synced 2025-06-05 21:59:17 +02:00
Use LF instead of CRLF
This commit is contained in:
Jakub Melka
@ -1,257 +1,257 @@
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// Copyright (C) 2020-2021 Jakub Melka
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//
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// This file is part of PDF4QT.
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//
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// PDF4QT is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser 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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// with the written consent of the copyright owner, any later version.
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//
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// PDF4QT 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
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#include "pdftoolxml.h"
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#include "pdfvisitor.h"
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#include "pdfencoding.h"
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#include "pdfexception.h"
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#include <QXmlStreamWriter>
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namespace pdftool
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{
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static PDFToolXmlApplication s_xmlApplication;
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class PDFXmlExportVisitor : public pdf::PDFAbstractVisitor
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{
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public:
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PDFXmlExportVisitor(QXmlStreamWriter* writer, const pdf::PDFDocument* document, const PDFToolOptions* options) :
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m_writer(writer),
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m_options(options),
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m_document(document)
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{
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}
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virtual void visitNull() override;
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virtual void visitBool(bool value) override;
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virtual void visitInt(pdf::PDFInteger value) override;
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virtual void visitReal(pdf::PDFReal value) override;
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virtual void visitString(pdf::PDFStringRef string) override;
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virtual void visitName(pdf::PDFStringRef name) override;
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virtual void visitArray(const pdf::PDFArray* array) override;
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virtual void visitDictionary(const pdf::PDFDictionary* dictionary) override;
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virtual void visitStream(const pdf::PDFStream* stream) override;
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virtual void visitReference(const pdf::PDFObjectReference reference) override;
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private:
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void writeTextOrBinary(const QByteArray& stream, QString name);
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QXmlStreamWriter* m_writer;
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const PDFToolOptions* m_options;
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const pdf::PDFDocument* m_document;
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};
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void PDFXmlExportVisitor::visitNull()
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{
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m_writer->writeEmptyElement("null");
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}
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void PDFXmlExportVisitor::visitBool(bool value)
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{
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m_writer->writeTextElement("bool", value ? "true" : "false");
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}
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void PDFXmlExportVisitor::visitInt(pdf::PDFInteger value)
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{
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m_writer->writeTextElement("int", QString::number(value));
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}
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void PDFXmlExportVisitor::visitReal(pdf::PDFReal value)
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{
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m_writer->writeTextElement("real", QString::number(value));
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}
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void PDFXmlExportVisitor::visitString(pdf::PDFStringRef string)
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{
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writeTextOrBinary(string.getString(), "string");
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}
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void PDFXmlExportVisitor::visitName(pdf::PDFStringRef name)
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{
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writeTextOrBinary(name.getString(), "name");
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}
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void PDFXmlExportVisitor::visitArray(const pdf::PDFArray* array)
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{
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m_writer->writeStartElement("array");
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acceptArray(array);
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::visitDictionary(const pdf::PDFDictionary* dictionary)
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{
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m_writer->writeStartElement("dictionary");
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const size_t count = dictionary->getCount();
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for (size_t i = 0; i < count; ++i)
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{
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m_writer->writeStartElement("entry");
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m_writer->writeAttribute("key", QString::fromLatin1(dictionary->getKey(i).getString()));
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dictionary->getValue(i).accept(this);
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m_writer->writeEndElement();
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}
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::visitStream(const pdf::PDFStream* stream)
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{
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m_writer->writeStartElement("stream");
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visitDictionary(stream->getDictionary());
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if (m_options->xmlExportStreams)
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{
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m_writer->writeTextElement("data", QString::fromLatin1(stream->getContent()->toHex()).toUpper());
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}
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if (m_options->xmlExportStreamsAsText)
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{
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try
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{
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// Attempt to decode the stream. Exception can be thrown.
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QByteArray decodedData = m_document->getDecodedStream(stream);
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bool isBinary = true;
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QString text = pdf::PDFEncoding::convertSmartFromByteStringToUnicode(decodedData, &isBinary);
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if (!isBinary)
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{
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m_writer->writeTextElement("text", text);
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}
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}
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catch (pdf::PDFException)
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{
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// Do nothing
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}
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}
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::visitReference(const pdf::PDFObjectReference reference)
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{
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m_writer->writeStartElement("reference");
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m_writer->writeAttribute("id", QString::number(reference.objectNumber));
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m_writer->writeAttribute("gen", QString::number(reference.generation));
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m_writer->writeCharacters(QString("%1 %2 R").arg(reference.objectNumber).arg(reference.generation));
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::writeTextOrBinary(const QByteArray& stream, QString name)
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{
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bool isBinary = true;
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m_writer->writeStartElement(name);
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QString text;
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if (!m_options->xmlAlwaysBinaryStrings)
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{
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text = pdf::PDFEncoding::convertSmartFromByteStringToUnicode(stream, &isBinary);
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}
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else
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{
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text = QString::fromLatin1(stream.toHex()).toUpper();
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}
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m_writer->writeAttribute("form", isBinary ? "binary" : "text");
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m_writer->writeCharacters(text);
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m_writer->writeEndElement();
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}
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QString PDFToolXmlApplication::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 "xml";
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case Name:
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return PDFToolTranslationContext::tr("XML export");
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case Description:
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return PDFToolTranslationContext::tr("Export internal data structure to xml.");
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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 PDFToolXmlApplication::execute(const PDFToolOptions& options)
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{
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pdf::PDFDocument document;
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if (!readDocument(options, document, nullptr, false))
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{
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return ErrorDocumentReading;
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}
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QString xmlString;
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QXmlStreamWriter writer(&xmlString);
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if (options.xmlUseIndent)
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{
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writer.setAutoFormatting(true);
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writer.setAutoFormattingIndent(2);
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}
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if (QTextCodec* codec = QTextCodec::codecForName(options.outputCodec.toLatin1()))
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{
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writer.setCodec(codec);
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}
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QString comment = QString("Processed by %1 %2").arg(QCoreApplication::applicationName(), QCoreApplication::applicationVersion());
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writer.writeStartDocument();
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writer.writeComment(comment);
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writer.writeStartElement("document");
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PDFXmlExportVisitor visitor(&writer, &document, &options);
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writer.writeStartElement("trailer");
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document.getStorage().getTrailerDictionary().accept(&visitor);
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writer.writeEndElement();
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pdf::PDFObjectStorage::PDFObjects entries = document.getStorage().getObjects();
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for (pdf::PDFInteger i = 0; i < pdf::PDFInteger(entries.size()); ++i)
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{
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const pdf::PDFObjectStorage::Entry& entry = entries[i];
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if (entry.object.isNull())
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{
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continue;
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}
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writer.writeStartElement("pdfobject");
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writer.writeAttribute("id", QString::number(i));
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writer.writeAttribute("gen", QString::number(entry.generation));
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entry.object.accept(&visitor);
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writer.writeEndElement();
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}
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writer.writeEndElement();
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writer.writeEndDocument();
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PDFConsole::writeText(xmlString, options.outputCodec);
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return ExitSuccess;
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}
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PDFToolAbstractApplication::Options PDFToolXmlApplication::getOptionsFlags() const
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{
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return OpenDocument | XmlExport;
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}
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} // namespace pdftool
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// Copyright (C) 2020-2021 Jakub Melka
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//
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// This file is part of PDF4QT.
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//
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// PDF4QT is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser 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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// with the written consent of the copyright owner, any later version.
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//
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// PDF4QT 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 Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with PDF4QT. If not, see <https://www.gnu.org/licenses/>.
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#include "pdftoolxml.h"
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#include "pdfvisitor.h"
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#include "pdfencoding.h"
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#include "pdfexception.h"
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#include <QXmlStreamWriter>
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namespace pdftool
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{
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static PDFToolXmlApplication s_xmlApplication;
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class PDFXmlExportVisitor : public pdf::PDFAbstractVisitor
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{
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public:
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PDFXmlExportVisitor(QXmlStreamWriter* writer, const pdf::PDFDocument* document, const PDFToolOptions* options) :
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m_writer(writer),
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m_options(options),
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m_document(document)
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{
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}
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virtual void visitNull() override;
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virtual void visitBool(bool value) override;
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virtual void visitInt(pdf::PDFInteger value) override;
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virtual void visitReal(pdf::PDFReal value) override;
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virtual void visitString(pdf::PDFStringRef string) override;
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virtual void visitName(pdf::PDFStringRef name) override;
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virtual void visitArray(const pdf::PDFArray* array) override;
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virtual void visitDictionary(const pdf::PDFDictionary* dictionary) override;
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virtual void visitStream(const pdf::PDFStream* stream) override;
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virtual void visitReference(const pdf::PDFObjectReference reference) override;
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private:
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void writeTextOrBinary(const QByteArray& stream, QString name);
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QXmlStreamWriter* m_writer;
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const PDFToolOptions* m_options;
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const pdf::PDFDocument* m_document;
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};
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void PDFXmlExportVisitor::visitNull()
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{
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m_writer->writeEmptyElement("null");
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}
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void PDFXmlExportVisitor::visitBool(bool value)
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{
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m_writer->writeTextElement("bool", value ? "true" : "false");
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}
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void PDFXmlExportVisitor::visitInt(pdf::PDFInteger value)
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{
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m_writer->writeTextElement("int", QString::number(value));
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}
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void PDFXmlExportVisitor::visitReal(pdf::PDFReal value)
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{
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m_writer->writeTextElement("real", QString::number(value));
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}
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void PDFXmlExportVisitor::visitString(pdf::PDFStringRef string)
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{
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writeTextOrBinary(string.getString(), "string");
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}
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void PDFXmlExportVisitor::visitName(pdf::PDFStringRef name)
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{
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writeTextOrBinary(name.getString(), "name");
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}
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void PDFXmlExportVisitor::visitArray(const pdf::PDFArray* array)
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{
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m_writer->writeStartElement("array");
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acceptArray(array);
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::visitDictionary(const pdf::PDFDictionary* dictionary)
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{
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m_writer->writeStartElement("dictionary");
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const size_t count = dictionary->getCount();
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for (size_t i = 0; i < count; ++i)
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{
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m_writer->writeStartElement("entry");
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m_writer->writeAttribute("key", QString::fromLatin1(dictionary->getKey(i).getString()));
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dictionary->getValue(i).accept(this);
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m_writer->writeEndElement();
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}
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::visitStream(const pdf::PDFStream* stream)
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{
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m_writer->writeStartElement("stream");
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visitDictionary(stream->getDictionary());
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if (m_options->xmlExportStreams)
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{
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m_writer->writeTextElement("data", QString::fromLatin1(stream->getContent()->toHex()).toUpper());
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}
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if (m_options->xmlExportStreamsAsText)
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{
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try
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{
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// Attempt to decode the stream. Exception can be thrown.
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QByteArray decodedData = m_document->getDecodedStream(stream);
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bool isBinary = true;
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QString text = pdf::PDFEncoding::convertSmartFromByteStringToUnicode(decodedData, &isBinary);
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if (!isBinary)
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{
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m_writer->writeTextElement("text", text);
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}
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}
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catch (pdf::PDFException)
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{
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// Do nothing
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}
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}
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::visitReference(const pdf::PDFObjectReference reference)
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{
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m_writer->writeStartElement("reference");
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m_writer->writeAttribute("id", QString::number(reference.objectNumber));
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m_writer->writeAttribute("gen", QString::number(reference.generation));
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m_writer->writeCharacters(QString("%1 %2 R").arg(reference.objectNumber).arg(reference.generation));
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m_writer->writeEndElement();
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}
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void PDFXmlExportVisitor::writeTextOrBinary(const QByteArray& stream, QString name)
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{
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bool isBinary = true;
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m_writer->writeStartElement(name);
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QString text;
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if (!m_options->xmlAlwaysBinaryStrings)
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{
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text = pdf::PDFEncoding::convertSmartFromByteStringToUnicode(stream, &isBinary);
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}
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else
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{
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text = QString::fromLatin1(stream.toHex()).toUpper();
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}
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m_writer->writeAttribute("form", isBinary ? "binary" : "text");
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m_writer->writeCharacters(text);
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m_writer->writeEndElement();
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}
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QString PDFToolXmlApplication::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 "xml";
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case Name:
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return PDFToolTranslationContext::tr("XML export");
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case Description:
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return PDFToolTranslationContext::tr("Export internal data structure to xml.");
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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 PDFToolXmlApplication::execute(const PDFToolOptions& options)
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{
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pdf::PDFDocument document;
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if (!readDocument(options, document, nullptr, false))
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{
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return ErrorDocumentReading;
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}
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QString xmlString;
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QXmlStreamWriter writer(&xmlString);
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if (options.xmlUseIndent)
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{
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writer.setAutoFormatting(true);
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writer.setAutoFormattingIndent(2);
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}
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if (QTextCodec* codec = QTextCodec::codecForName(options.outputCodec.toLatin1()))
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{
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writer.setCodec(codec);
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}
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QString comment = QString("Processed by %1 %2").arg(QCoreApplication::applicationName(), QCoreApplication::applicationVersion());
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writer.writeStartDocument();
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writer.writeComment(comment);
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writer.writeStartElement("document");
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PDFXmlExportVisitor visitor(&writer, &document, &options);
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writer.writeStartElement("trailer");
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document.getStorage().getTrailerDictionary().accept(&visitor);
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writer.writeEndElement();
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pdf::PDFObjectStorage::PDFObjects entries = document.getStorage().getObjects();
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for (pdf::PDFInteger i = 0; i < pdf::PDFInteger(entries.size()); ++i)
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||||
{
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const pdf::PDFObjectStorage::Entry& entry = entries[i];
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||||
if (entry.object.isNull())
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{
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continue;
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}
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writer.writeStartElement("pdfobject");
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writer.writeAttribute("id", QString::number(i));
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writer.writeAttribute("gen", QString::number(entry.generation));
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entry.object.accept(&visitor);
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writer.writeEndElement();
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}
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writer.writeEndElement();
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writer.writeEndDocument();
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PDFConsole::writeText(xmlString, options.outputCodec);
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return ExitSuccess;
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}
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PDFToolAbstractApplication::Options PDFToolXmlApplication::getOptionsFlags() const
|
||||
{
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||||
return OpenDocument | XmlExport;
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}
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||||
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||||
} // namespace pdftool
|
||||
|
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