From 940b4d1848e8c70ab7642901a68594e8016caffc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 18:51:28 +0200
Subject: Adding upstream version 1:7.0.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../source/writer/StarOfficeWriterImportFilter.cxx | 128 +++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 writerperfect/source/writer/StarOfficeWriterImportFilter.cxx

(limited to 'writerperfect/source/writer/StarOfficeWriterImportFilter.cxx')

diff --git a/writerperfect/source/writer/StarOfficeWriterImportFilter.cxx b/writerperfect/source/writer/StarOfficeWriterImportFilter.cxx
new file mode 100644
index 000000000..849ede0d7
--- /dev/null
+++ b/writerperfect/source/writer/StarOfficeWriterImportFilter.cxx
@@ -0,0 +1,128 @@
+/* -*- 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 <cppuhelper/supportsservice.hxx>
+
+#include <libstaroffice/libstaroffice.hxx>
+
+#include <sfx2/passwd.hxx>
+
+#include "StarOfficeWriterImportFilter.hxx"
+
+using com::sun::star::uno::Sequence;
+using com::sun::star::uno::XComponentContext;
+using com::sun::star::uno::XInterface;
+
+static bool handleEmbeddedSTOFFWriterGraphicObject(const librevenge::RVNGBinaryData& data,
+                                                   OdfDocumentHandler* pHandler,
+                                                   const OdfStreamType streamType)
+{
+    OdgGenerator exporter;
+    exporter.addDocumentHandler(pHandler, streamType);
+    return STOFFDocument::decodeGraphic(data, &exporter);
+}
+
+static bool handleEmbeddedSTOFFWriterSpreadsheetObject(const librevenge::RVNGBinaryData& data,
+                                                       OdfDocumentHandler* pHandler,
+                                                       const OdfStreamType streamType)
+{
+    OdsGenerator exporter;
+    exporter.registerEmbeddedObjectHandler("image/stoff-odg",
+                                           &handleEmbeddedSTOFFWriterGraphicObject);
+    exporter.addDocumentHandler(pHandler, streamType);
+    return STOFFDocument::decodeSpreadsheet(data, &exporter);
+}
+
+bool StarOfficeWriterImportFilter::doImportDocument(weld::Window* pParent,
+                                                    librevenge::RVNGInputStream& rInput,
+                                                    OdtGenerator& rGenerator, utl::MediaDescriptor&)
+{
+    STOFFDocument::Kind docKind = STOFFDocument::STOFF_K_UNKNOWN;
+    const STOFFDocument::Confidence confidence
+        = STOFFDocument::isFileFormatSupported(&rInput, docKind);
+    OString aUtf8Passwd;
+    if (confidence == STOFFDocument::STOFF_C_SUPPORTED_ENCRYPTION)
+    {
+        // try to ask for a password
+        try
+        {
+            SfxPasswordDialog aPasswdDlg(pParent);
+            aPasswdDlg.SetMinLen(0);
+            if (!aPasswdDlg.run())
+                return false;
+            OUString aPasswd = aPasswdDlg.GetPassword();
+            aUtf8Passwd = OUStringToOString(aPasswd, RTL_TEXTENCODING_UTF8);
+        }
+        catch (...)
+        {
+            // ok, we will probably guess it
+        }
+    }
+    return STOFFDocument::STOFF_R_OK
+           == STOFFDocument::parse(&rInput, &rGenerator,
+                                   !aUtf8Passwd.isEmpty() ? aUtf8Passwd.getStr() : nullptr);
+}
+
+bool StarOfficeWriterImportFilter::doDetectFormat(librevenge::RVNGInputStream& rInput,
+                                                  OUString& rTypeName)
+{
+    rTypeName.clear();
+
+    STOFFDocument::Kind docKind = STOFFDocument::STOFF_K_UNKNOWN;
+    const STOFFDocument::Confidence confidence
+        = STOFFDocument::isFileFormatSupported(&rInput, docKind);
+
+    if (confidence == STOFFDocument::STOFF_C_EXCELLENT
+        || confidence == STOFFDocument::STOFF_C_SUPPORTED_ENCRYPTION)
+    {
+        switch (docKind)
+        {
+            case STOFFDocument::STOFF_K_TEXT:
+                rTypeName = "StarOffice_Writer";
+                break;
+            default:
+                break;
+        }
+    }
+
+    return !rTypeName.isEmpty();
+}
+
+void StarOfficeWriterImportFilter::doRegisterHandlers(OdtGenerator& rGenerator)
+{
+    rGenerator.registerEmbeddedObjectHandler("image/stoff-odg",
+                                             &handleEmbeddedSTOFFWriterGraphicObject);
+    rGenerator.registerEmbeddedObjectHandler("image/stoff-ods",
+                                             &handleEmbeddedSTOFFWriterSpreadsheetObject);
+}
+
+// XServiceInfo
+OUString SAL_CALL StarOfficeWriterImportFilter::getImplementationName()
+{
+    return "org.libreoffice.comp.Writer.StarOfficeWriterImportFilter";
+}
+
+sal_Bool SAL_CALL StarOfficeWriterImportFilter::supportsService(const OUString& rServiceName)
+{
+    return cppu::supportsService(this, rServiceName);
+}
+
+Sequence<OUString> SAL_CALL StarOfficeWriterImportFilter::getSupportedServiceNames()
+{
+    return { "com.sun.star.document.ImportFilter", "com.sun.star.document.ExtendedTypeDetection" };
+}
+
+extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
+org_libreoffice_comp_Writer_StarOfficeWriterImportFilter_get_implementation(
+    css::uno::XComponentContext* const context, const css::uno::Sequence<css::uno::Any>&)
+{
+    return cppu::acquire(new StarOfficeWriterImportFilter(context));
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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