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, 256 insertions, 0 deletions

diff --git a/ucb/source/ucp/gio/gio_datasupplier.cxx b/ucb/source/ucp/gio/gio_datasupplier.cxx
new file mode 100644
index 000000000..fd4335dc5
--- /dev/null
+++ b/ucb/source/ucp/gio/gio_datasupplier.cxx
@@ -0,0 +1,256 @@
+/* -*- 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 <ucbhelper/contentidentifier.hxx>
+#include <ucbhelper/providerhelper.hxx>
+#include <com/sun/star/ucb/IllegalIdentifierException.hpp>
+#include <com/sun/star/ucb/OpenMode.hpp>
+
+#include "gio_datasupplier.hxx"
+#include "gio_content.hxx"
+
+using namespace gio;
+
+namespace gio
+{
+
+DataSupplier::DataSupplier( const rtl::Reference< ::gio::Content >& rContent, sal_Int32 nOpenMode )
+    : mxContent(rContent), mnOpenMode(nOpenMode), mbCountFinal(false)
+{
+}
+
+bool DataSupplier::getData()
+{
+    if (mbCountFinal)
+        return true;
+
+    GFile *pFile = mxContent->getGFile();
+
+    GFileEnumerator* pEnumerator = g_file_enumerate_children(pFile, "*",
+        G_FILE_QUERY_INFO_NONE, nullptr, nullptr);
+
+    if (!pEnumerator)
+        return false;
+
+    GFileInfo *pInfo = nullptr;
+    while ((pInfo = g_file_enumerator_next_file (pEnumerator, nullptr, nullptr)))
+    {
+        switch ( mnOpenMode )
+        {
+            case css::ucb::OpenMode::FOLDERS:
+                if (g_file_info_get_file_type(pInfo) != G_FILE_TYPE_DIRECTORY)
+                    continue;
+                break;
+            case css::ucb::OpenMode::DOCUMENTS:
+                if (g_file_info_get_file_type(pInfo) != G_FILE_TYPE_REGULAR)
+                    continue;
+                break;
+            case css::ucb::OpenMode::ALL:
+            default:
+                break;
+        }
+
+        maResults.emplace_back( new ResultListEntry( pInfo ) );
+        g_object_unref(pInfo);
+    }
+
+    mbCountFinal = true;
+
+    g_file_enumerator_close(pEnumerator, nullptr, nullptr);
+    return true;
+}
+
+DataSupplier::~DataSupplier()
+{
+}
+
+OUString DataSupplier::queryContentIdentifierString( sal_uInt32 nIndex )
+{
+    if ( nIndex < maResults.size() )
+    {
+        OUString aId = maResults[ nIndex ]->aId;
+        if ( aId.getLength() )
+        {
+            // Already cached.
+            return aId;
+        }
+    }
+
+    if ( getResult( nIndex ) )
+    {
+        GFile *pFile = mxContent->getGFile();
+        char* parent = g_file_get_uri(pFile);
+        OUString aId = OUString::createFromAscii( parent );
+        g_free(parent);
+
+        char *escaped_name =
+            g_uri_escape_string( g_file_info_get_name(maResults[ nIndex ]->pInfo) , nullptr, false);
+
+        if ( ( aId.lastIndexOf( '/' ) + 1 ) != aId.getLength() )
+                aId += "/";
+
+        aId += OUString::createFromAscii( escaped_name );
+
+        g_free( escaped_name );
+
+        maResults[ nIndex ]->aId = aId;
+        return aId;
+    }
+
+    return OUString();
+}
+
+css::uno::Reference< css::ucb::XContentIdentifier > DataSupplier::queryContentIdentifier( sal_uInt32 nIndex )
+{
+    if ( nIndex < maResults.size() )
+    {
+        css::uno::Reference< css::ucb::XContentIdentifier > xId = maResults[ nIndex ]->xId;
+        if ( xId.is() )
+        {
+            // Already cached.
+            return xId;
+        }
+    }
+
+    OUString aId = queryContentIdentifierString( nIndex );
+    if ( aId.getLength() )
+    {
+        css::uno::Reference< css::ucb::XContentIdentifier > xId = new ucbhelper::ContentIdentifier( aId );
+        maResults[ nIndex ]->xId = xId;
+        return xId;
+    }
+
+    return css::uno::Reference< css::ucb::XContentIdentifier >();
+}
+
+css::uno::Reference< css::ucb::XContent > DataSupplier::queryContent( sal_uInt32 nIndex )
+{
+    if ( nIndex < maResults.size() )
+    {
+        css::uno::Reference< css::ucb::XContent > xContent = maResults[ nIndex ]->xContent;
+        if ( xContent.is() )
+        {
+            // Already cached.
+            return xContent;
+        }
+    }
+
+    css::uno::Reference< css::ucb::XContentIdentifier > xId = queryContentIdentifier( nIndex );
+    if ( xId.is() )
+    {
+        try
+        {
+            css::uno::Reference< css::ucb::XContent > xContent = mxContent->getProvider()->queryContent( xId );
+            maResults[ nIndex ]->xContent = xContent;
+            return xContent;
+        }
+        catch ( css::ucb::IllegalIdentifierException& )
+        {
+        }
+    }
+    return css::uno::Reference< css::ucb::XContent >();
+}
+
+bool DataSupplier::getResult( sal_uInt32 nIndex )
+{
+    if ( maResults.size() > nIndex ) // Result already present.
+        return true;
+
+    if ( getData() && maResults.size() > nIndex )
+        return true;
+
+    return false;
+}
+
+sal_uInt32 DataSupplier::totalCount()
+{
+    getData();
+    return maResults.size();
+}
+
+sal_uInt32 DataSupplier::currentCount()
+{
+    return maResults.size();
+}
+
+bool DataSupplier::isCountFinal()
+{
+    return mbCountFinal;
+}
+
+css::uno::Reference< css::sdbc::XRow > DataSupplier::queryPropertyValues( sal_uInt32 nIndex  )
+{
+    if ( nIndex < maResults.size() )
+    {
+        css::uno::Reference< css::sdbc::XRow > xRow = maResults[ nIndex ]->xRow;
+        if ( xRow.is() )
+        {
+            // Already cached.
+            return xRow;
+        }
+    }
+
+    if ( getResult( nIndex ) )
+    {
+        css::uno::Reference< css::ucb::XContent > xContent( queryContent( nIndex ) );
+        if ( xContent.is() )
+        {
+            try
+            {
+                css::uno::Reference< css::ucb::XCommandProcessor > xCmdProc(
+                    xContent, css::uno::UNO_QUERY_THROW );
+                sal_Int32 nCmdId( xCmdProc->createCommandIdentifier() );
+                css::ucb::Command aCmd;
+                aCmd.Name = "getPropertyValues";
+                aCmd.Handle = -1;
+                aCmd.Argument <<= getResultSet()->getProperties();
+                css::uno::Any aResult( xCmdProc->execute(
+                    aCmd, nCmdId, getResultSet()->getEnvironment() ) );
+                css::uno::Reference< css::sdbc::XRow > xRow;
+                if ( aResult >>= xRow )
+                {
+                    maResults[ nIndex ]->xRow = xRow;
+                    return xRow;
+                }
+            }
+            catch ( css::uno::Exception const & )
+            {
+            }
+        }
+    }
+    return css::uno::Reference< css::sdbc::XRow >();
+}
+
+void DataSupplier::releasePropertyValues( sal_uInt32 nIndex )
+{
+    if ( nIndex < maResults.size() )
+        maResults[ nIndex ]->xRow.clear();
+}
+
+void DataSupplier::close()
+{
+}
+
+void DataSupplier::validate()
+{
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */