Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 215 insertions, 0 deletions

diff --git a/writerperfect/source/writer/EPUBPackage.cxx b/writerperfect/source/writer/EPUBPackage.cxx
new file mode 100644
index 000000000..727a8ed7e
--- /dev/null
+++ b/writerperfect/source/writer/EPUBPackage.cxx
@@ -0,0 +1,215 @@
+/* -*- 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::Any(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), pAttributeList);
+}
+
+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: */