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-rw-r--r--writerperfect/source/writer/EPUBPackage.cxx216
1 files changed, 216 insertions, 0 deletions
diff --git a/writerperfect/source/writer/EPUBPackage.cxx b/writerperfect/source/writer/EPUBPackage.cxx
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+++ b/writerperfect/source/writer/EPUBPackage.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include "EPUBPackage.hxx"
+
+#include <com/sun/star/embed/ElementModes.hpp>
+#include <com/sun/star/embed/XStorage.hpp>
+#include <com/sun/star/embed/XTransactedObject.hpp>
+#include <com/sun/star/io/XSeekable.hpp>
+#include <com/sun/star/xml/sax/Writer.hpp>
+#include <com/sun/star/beans/XPropertySet.hpp>
+#include <com/sun/star/embed/XHierarchicalStorageAccess.hpp>
+
+#include <sal/log.hxx>
+#include <comphelper/storagehelper.hxx>
+#include <unotools/mediadescriptor.hxx>
+#include <xmloff/attrlist.hxx>
+
+using namespace com::sun::star;
+
+namespace writerperfect
+{
+EPUBPackage::EPUBPackage(uno::Reference<uno::XComponentContext> xContext,
+ const uno::Sequence<beans::PropertyValue>& rDescriptor)
+ : mxContext(std::move(xContext))
+{
+ // Extract the output stream from the descriptor.
+ utl::MediaDescriptor aMediaDesc(rDescriptor);
+ auto xStream = aMediaDesc.getUnpackedValueOrDefault(
+ utl::MediaDescriptor::PROP_STREAMFOROUTPUT(), uno::Reference<io::XStream>());
+ const sal_Int32 nOpenMode = embed::ElementModes::READWRITE | embed::ElementModes::TRUNCATE;
+ mxStorage.set(comphelper::OStorageHelper::GetStorageOfFormatFromStream(
+ ZIP_STORAGE_FORMAT_STRING, xStream, nOpenMode, mxContext),
+ uno::UNO_QUERY);
+
+ // The zipped content represents an EPUB Publication.
+ mxOutputStream.set(
+ mxStorage->openStreamElementByHierarchicalName("mimetype", embed::ElementModes::READWRITE),
+ uno::UNO_QUERY);
+ const OString aMimeType("application/epub+zip");
+ uno::Sequence<sal_Int8> aData(reinterpret_cast<const sal_Int8*>(aMimeType.getStr()),
+ aMimeType.getLength());
+ mxOutputStream->writeBytes(aData);
+ uno::Reference<embed::XTransactedObject> xTransactedObject(mxOutputStream, uno::UNO_QUERY);
+ xTransactedObject->commit();
+
+ // MIME type must be uncompressed.
+ uno::Reference<beans::XPropertySet> xPropertySet(mxOutputStream, uno::UNO_QUERY);
+ xPropertySet->setPropertyValue("Compressed", uno::makeAny(false));
+ mxOutputStream.clear();
+}
+
+EPUBPackage::~EPUBPackage()
+{
+ uno::Reference<embed::XTransactedObject> xTransactedObject(mxStorage, uno::UNO_QUERY);
+ xTransactedObject->commit();
+}
+
+void EPUBPackage::openXMLFile(const char* pName)
+{
+ assert(pName);
+ assert(!mxOutputStream.is());
+ assert(!mxOutputWriter.is());
+
+ mxOutputStream.set(mxStorage->openStreamElementByHierarchicalName(
+ OUString::fromUtf8(pName), embed::ElementModes::READWRITE),
+ uno::UNO_QUERY);
+ mxOutputWriter = xml::sax::Writer::create(mxContext);
+ mxOutputWriter->setOutputStream(mxOutputStream);
+ mxOutputWriter->startDocument();
+}
+
+void EPUBPackage::openElement(const char* pName, const librevenge::RVNGPropertyList& rAttributes)
+{
+ assert(mxOutputWriter.is());
+
+ rtl::Reference<SvXMLAttributeList> pAttributeList(new SvXMLAttributeList());
+
+ librevenge::RVNGPropertyList::Iter it(rAttributes);
+ for (it.rewind(); it.next();)
+ pAttributeList->AddAttribute(OUString::fromUtf8(it.key()),
+ OUString::fromUtf8(it()->getStr().cstr()));
+
+ mxOutputWriter->startElement(OUString::fromUtf8(pName),
+ uno::Reference<xml::sax::XAttributeList>(pAttributeList.get()));
+}
+
+void EPUBPackage::closeElement(const char* pName)
+{
+ assert(mxOutputWriter.is());
+
+ mxOutputWriter->endElement(OUString::fromUtf8(pName));
+}
+
+void EPUBPackage::insertCharacters(const librevenge::RVNGString& rCharacters)
+{
+ mxOutputWriter->characters(OUString::fromUtf8(rCharacters.cstr()));
+}
+
+void EPUBPackage::closeXMLFile()
+{
+ assert(mxOutputWriter.is());
+ assert(mxOutputStream.is());
+
+ mxOutputWriter->endDocument();
+ mxOutputWriter.clear();
+
+ uno::Reference<embed::XTransactedObject> xTransactedObject(mxOutputStream, uno::UNO_QUERY);
+ xTransactedObject->commit();
+ mxOutputStream.clear();
+}
+
+void EPUBPackage::openCSSFile(const char* pName)
+{
+ assert(pName);
+ assert(!mxOutputStream.is());
+
+ mxOutputStream.set(mxStorage->openStreamElementByHierarchicalName(
+ OUString::fromUtf8(pName), embed::ElementModes::READWRITE),
+ uno::UNO_QUERY);
+}
+
+void EPUBPackage::insertRule(const librevenge::RVNGString& rSelector,
+ const librevenge::RVNGPropertyList& rProperties)
+{
+ assert(mxOutputStream.is());
+
+ uno::Reference<io::XSeekable> xSeekable(mxOutputStream, uno::UNO_QUERY);
+ std::stringstream aStream;
+ if (xSeekable->getPosition() != 0)
+ aStream << '\n';
+ aStream << rSelector.cstr() << " {\n";
+
+ librevenge::RVNGPropertyList::Iter it(rProperties);
+ for (it.rewind(); it.next();)
+ {
+ if (it())
+ aStream << " " << it.key() << ": " << it()->getStr().cstr() << ";\n";
+ }
+
+ aStream << "}\n";
+ std::string aString = aStream.str();
+ uno::Sequence<sal_Int8> aData(reinterpret_cast<const sal_Int8*>(aString.c_str()),
+ aString.size());
+ mxOutputStream->writeBytes(aData);
+}
+
+void EPUBPackage::closeCSSFile()
+{
+ assert(mxOutputStream.is());
+
+ uno::Reference<embed::XTransactedObject> xTransactedObject(mxOutputStream, uno::UNO_QUERY);
+ xTransactedObject->commit();
+ mxOutputStream.clear();
+}
+
+void EPUBPackage::openBinaryFile(const char* pName)
+{
+ assert(pName);
+ assert(!mxOutputStream.is());
+
+ mxOutputStream.set(mxStorage->openStreamElementByHierarchicalName(
+ OUString::fromUtf8(pName), embed::ElementModes::READWRITE),
+ uno::UNO_QUERY);
+}
+
+void EPUBPackage::insertBinaryData(const librevenge::RVNGBinaryData& rData)
+{
+ assert(mxOutputStream.is());
+
+ if (rData.empty())
+ return;
+
+ uno::Sequence<sal_Int8> aData(reinterpret_cast<const sal_Int8*>(rData.getDataBuffer()),
+ rData.size());
+ mxOutputStream->writeBytes(aData);
+}
+
+void EPUBPackage::closeBinaryFile()
+{
+ assert(mxOutputStream.is());
+
+ uno::Reference<embed::XTransactedObject> xTransactedObject(mxOutputStream, uno::UNO_QUERY);
+ xTransactedObject->commit();
+ mxOutputStream.clear();
+}
+
+void EPUBPackage::openTextFile(const char* pName)
+{
+ SAL_WARN("writerperfect", "EPUBPackage::openTextFile, " << pName << ": implement me");
+}
+
+void EPUBPackage::insertText(const librevenge::RVNGString& /*rCharacters*/)
+{
+ SAL_WARN("writerperfect", "EPUBPackage::insertText: implement me");
+}
+
+void EPUBPackage::insertLineBreak()
+{
+ SAL_WARN("writerperfect", "EPUBPackage::insertLineBreak: implement me");
+}
+
+void EPUBPackage::closeTextFile()
+{
+ SAL_WARN("writerperfect", "EPUBPackage::closeTextFile: implement me");
+}
+
+} // namespace writerperfect
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */