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, 168 insertions, 0 deletions

diff --git a/linguistic/source/misc2.cxx b/linguistic/source/misc2.cxx
new file mode 100644
index 000000000..86a81e5a1
--- /dev/null
+++ b/linguistic/source/misc2.cxx
@@ -0,0 +1,168 @@
+/* -*- 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/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <sal/config.h>
+
+#include <string_view>
+
+#include <tools/urlobj.hxx>
+#include <ucbhelper/content.hxx>
+#include <tools/debug.hxx>
+#include <comphelper/processfactory.hxx>
+#include <com/sun/star/uno/Sequence.hxx>
+#include <com/sun/star/uno/Reference.h>
+#include <com/sun/star/util/thePathSettings.hpp>
+#include <o3tl/typed_flags_set.hxx>
+
+#include <linguistic/misc.hxx>
+
+using namespace com::sun::star;
+
+namespace {
+
+/// Flags to be used with the multi-path related functions
+/// @see GetDictionaryPaths
+enum class DictionaryPathFlags
+{
+    NONE      = 0x00,
+    INTERNAL  = 0x01,
+    USER      = 0x02,
+};
+
+}
+
+namespace o3tl
+{
+    template<> struct typed_flags<DictionaryPathFlags> : is_typed_flags<DictionaryPathFlags, 0x03> {};
+}
+#define PATH_FLAG_ALL       (DictionaryPathFlags::INTERNAL | DictionaryPathFlags::USER)
+
+namespace linguistic
+{
+
+
+bool FileExists( const OUString &rMainURL )
+{
+    bool bExists = false;
+    if (!rMainURL.isEmpty())
+    {
+        try
+        {
+            ::ucbhelper::Content aContent( rMainURL,
+                    uno::Reference< css::ucb::XCommandEnvironment >(),
+                    comphelper::getProcessComponentContext());
+            bExists = aContent.isDocument();
+        }
+        catch (uno::Exception &)
+        {
+        }
+    }
+    return bExists;
+}
+
+static std::vector< OUString > GetMultiPaths_Impl(
+    std::u16string_view rPathPrefix,
+    DictionaryPathFlags nPathFlags )
+{
+    std::vector< OUString >     aRes;
+    uno::Sequence< OUString >   aInternalPaths;
+    uno::Sequence< OUString >   aUserPaths;
+    OUString                    aWritablePath;
+
+    bool bSuccess = true;
+    uno::Reference< uno::XComponentContext >  xContext( comphelper::getProcessComponentContext() );
+    try
+    {
+        OUString aInternal( OUString::Concat(rPathPrefix) + "_internal" );
+        OUString aUser( OUString::Concat(rPathPrefix) + "_user" );
+        OUString aWriteable( OUString::Concat(rPathPrefix) + "_writable" );
+
+        uno::Reference< util::XPathSettings > xPathSettings =
+            util::thePathSettings::get( xContext );
+        xPathSettings->getPropertyValue( aInternal )  >>= aInternalPaths;
+        xPathSettings->getPropertyValue( aUser )      >>= aUserPaths;
+        xPathSettings->getPropertyValue( aWriteable ) >>= aWritablePath;
+    }
+    catch (uno::Exception &)
+    {
+        bSuccess = false;
+    }
+    if (bSuccess)
+    {
+        // build resulting sequence by adding the paths in the following order:
+        // 1. writable path
+        // 2. all user paths
+        // 3. all internal paths
+        sal_Int32 nMaxEntries = aInternalPaths.getLength() + aUserPaths.getLength();
+        if (!aWritablePath.isEmpty())
+            ++nMaxEntries;
+        aRes.reserve( nMaxEntries );
+        if (!aWritablePath.isEmpty())
+            aRes.push_back(aWritablePath);
+
+        auto lPathIsNotEmpty = [](const OUString& rPath) { return !rPath.isEmpty(); };
+
+        if (nPathFlags & DictionaryPathFlags::USER)
+            std::copy_if(std::cbegin(aUserPaths), std::cend(aUserPaths), std::back_inserter(aRes), lPathIsNotEmpty);
+
+        if (nPathFlags & DictionaryPathFlags::INTERNAL)
+            std::copy_if(std::cbegin(aInternalPaths), std::cend(aInternalPaths), std::back_inserter(aRes), lPathIsNotEmpty);
+    }
+
+    return aRes;
+}
+
+OUString GetDictionaryWriteablePath()
+{
+    std::vector< OUString > aPaths(
+        GetMultiPaths_Impl( u"Dictionary", DictionaryPathFlags::NONE ) );
+    DBG_ASSERT( aPaths.size() == 1, "Dictionary_writable path corrupted?" );
+    OUString aRes;
+    if (!aPaths.empty())
+        aRes = aPaths[0];
+    return aRes;
+}
+
+std::vector< OUString > GetDictionaryPaths()
+{
+    return GetMultiPaths_Impl( u"Dictionary", PATH_FLAG_ALL );
+}
+
+OUString  GetWritableDictionaryURL( std::u16string_view rDicName )
+{
+    // new user writable dictionaries should be created in the 'writable' path
+    OUString aDirName( GetDictionaryWriteablePath() );
+
+    // build URL to use for a new (persistent) dictionary
+    INetURLObject aURLObj;
+    aURLObj.SetSmartProtocol( INetProtocol::File );
+    aURLObj.SetSmartURL( aDirName );
+    DBG_ASSERT(!aURLObj.HasError(), "lng : invalid URL");
+    aURLObj.Append( rDicName, INetURLObject::EncodeMechanism::All );
+    DBG_ASSERT(!aURLObj.HasError(), "lng : invalid URL");
+
+    // DecodeMechanism::NONE preserves the escape sequences that might be included in aDirName
+    // depending on the characters used in the path string. (Needed when comparing
+    // the dictionary URL with GetDictionaryWriteablePath in DicList::createDictionary.)
+    return aURLObj.GetMainURL( INetURLObject::DecodeMechanism::NONE );
+}
+
+}   // namespace linguistic
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */