EPUB export: add initial package implementation

Just a skeleton, doesn't use comphelper::OStorageHelper yet.

Change-Id: Ic83e05b3a041c0c572e294eacd5b9dcb6eeae897
Reviewed-on: https://gerrit.libreoffice.org/40703
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

writerperfect/Library_wpftwriter.mk

@@ -49,6 +49,7 @@ $(eval $(call gb_Library_use_externals,wpftwriter,\
 	abw \
 	boost_headers \
 	ebook \
+	epubgen \
 	etonyek \
 	icu_headers \
 	icui18n \
@@ -68,6 +69,7 @@ $(eval $(call gb_Library_add_exception_objects,wpftwriter,\
 	writerperfect/source/writer/AbiWordImportFilter \
 	writerperfect/source/writer/EBookImportFilter \
 	writerperfect/source/writer/EPUBExportFilter \
+	writerperfect/source/writer/EPUBPackage \
 	writerperfect/source/writer/MSWorksImportFilter \
 	writerperfect/source/writer/MWAWImportFilter \
 	writerperfect/source/writer/PagesImportFilter \

writerperfect/source/writer/EPUBExportFilter.cxx

@@ -16,6 +16,7 @@
 #include <cppuhelper/supportsservice.hxx>
 
 #include "exp/xmlimp.hxx"
+#include "EPUBPackage.hxx"
 
 using namespace com::sun::star;
 
@@ -29,6 +30,9 @@ EPUBExportFilter::EPUBExportFilter(const uno::Reference<uno::XComponentContext>
 
 sal_Bool EPUBExportFilter::filter(const uno::Sequence<beans::PropertyValue> &rDescriptor)
 {
+    // The package writes to the output file.
+    EPUBPackage aPackage(mxContext, rDescriptor);
+
     // Create ODT exporter, this will feed our document handler.
     uno::Reference<lang::XInitialization> xInitialization(mxContext->getServiceManager()->createInstanceWithContext("com.sun.star.comp.Writer.XMLOasisExporter", mxContext), uno::UNO_QUERY);
 

writerperfect/source/writer/EPUBPackage.cxx

@@ -0,0 +1,103 @@
+/* -*- 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"
+
+using namespace com::sun::star;
+
+namespace writerperfect
+{
+
+EPUBPackage::EPUBPackage(const uno::Reference<uno::XComponentContext> &xContext, const uno::Sequence<beans::PropertyValue> &/*rDescriptor*/)
+    : mxContext(xContext)
+{
+}
+
+EPUBPackage::~EPUBPackage()
+{
+}
+
+void EPUBPackage::openXMLFile(const char *pName)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::openXMLFile, " << pName << ": implement me");
+}
+
+void EPUBPackage::openElement(const char *pName, const librevenge::RVNGPropertyList &/*rAttributes*/)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::openElement, " << pName << ": implement me");
+}
+
+void EPUBPackage::closeElement(const char *pName)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::closeElement, " << pName << ": implement me");
+}
+
+void EPUBPackage::insertCharacters(const librevenge::RVNGString &/*rCharacters*/)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::insertCharacters: implement me");
+}
+
+void EPUBPackage::closeXMLFile()
+{
+    SAL_WARN("writerperfect", "EPUBPackage::closeXMLFile: implement me");
+}
+
+void EPUBPackage::openCSSFile(const char *pName)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::openCSSFile, " << pName << ": implement me");
+}
+
+void EPUBPackage::insertRule(const librevenge::RVNGString &/*rSelector*/, const librevenge::RVNGPropertyList &/*rProperties*/)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::insertRule: implement me");
+}
+
+void EPUBPackage::closeCSSFile()
+{
+    SAL_WARN("writerperfect", "EPUBPackage::closeCSSFile: implement me");
+}
+
+void EPUBPackage::openBinaryFile(const char *pName)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::openBinaryFile, " << pName << ": implement me");
+}
+
+void EPUBPackage::insertBinaryData(const librevenge::RVNGBinaryData &/*rData*/)
+{
+    SAL_WARN("writerperfect", "EPUBPackage::insertBinaryData: implement me");
+}
+
+void EPUBPackage::closeBinaryFile()
+{
+    SAL_WARN("writerperfect", "EPUBPackage::closeBinaryFile: implement me");
+}
+
+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: */

writerperfect/source/writer/EPUBPackage.hxx

@@ -0,0 +1,68 @@
+/* -*- 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/.
+ */
+
+#ifndef INCLUDED_WRITERPERFECT_SOURCE_WRITER_EPUBPACKAGE_HXX
+#define INCLUDED_WRITERPERFECT_SOURCE_WRITER_EPUBPACKAGE_HXX
+
+#include <libepubgen/EPUBPackage.h>
+
+#include <com/sun/star/uno/XComponentContext.hpp>
+#include <com/sun/star/embed/XStorage.hpp>
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/beans/PropertyValue.hpp>
+
+namespace writerperfect
+{
+
+/// The epub package has direct access to the resulting ZIP file.
+class EPUBPackage : public libepubgen::EPUBPackage
+{
+    css::uno::Reference<css::uno::XComponentContext> mxContext;
+    css::uno::Reference<css::embed::XStorage> mxStorage;
+
+public:
+    explicit EPUBPackage(const css::uno::Reference<css::uno::XComponentContext> &xContext, const css::uno::Sequence<css::beans::PropertyValue> &rDescriptor);
+
+    ~EPUBPackage() override;
+
+    void openXMLFile(const char *pName) override;
+
+    void openElement(const char *pName, const librevenge::RVNGPropertyList &rAttributes) override;
+    void closeElement(const char *pName) override;
+
+    void insertCharacters(const librevenge::RVNGString &rCharacters) override;
+
+    void closeXMLFile() override;
+
+    void openCSSFile(const char *pName) override;
+
+    void insertRule(const librevenge::RVNGString &rSelector, const librevenge::RVNGPropertyList &rProperties) override;
+
+    void closeCSSFile() override;
+
+    void openBinaryFile(const char *pName) override;
+
+    void insertBinaryData(const librevenge::RVNGBinaryData &rData) override;
+
+    void closeBinaryFile() override;
+
+    void openTextFile(const char *pName) override;
+
+    void insertText(const librevenge::RVNGString &rCharacters) override;
+
+    void insertLineBreak() override;
+
+    void closeTextFile() override;
+};
+
+} // namespace writerperfect
+
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */