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, 304 insertions, 0 deletions

diff --git a/desktop/source/deployment/misc/dp_ucb.cxx b/desktop/source/deployment/misc/dp_ucb.cxx
new file mode 100644
index 000000000..28f4192ee
--- /dev/null
+++ b/desktop/source/deployment/misc/dp_ucb.cxx
@@ -0,0 +1,304 @@
+/* -*- 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 <dp_misc.h>
+#include <dp_ucb.h>
+#include <rtl/uri.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <ucbhelper/content.hxx>
+#include <xmlscript/xml_helper.hxx>
+#include <com/sun/star/io/XOutputStream.hpp>
+#include <com/sun/star/ucb/CommandFailedException.hpp>
+#include <com/sun/star/ucb/ContentInfo.hpp>
+#include <com/sun/star/ucb/ContentInfoAttribute.hpp>
+#include <com/sun/star/ucb/ContentCreationException.hpp>
+#include <comphelper/processfactory.hxx>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::uno;
+using namespace ::com::sun::star::ucb;
+
+namespace dp_misc
+{
+
+
+bool create_ucb_content(
+    ::ucbhelper::Content * ret_ucbContent, OUString const & url,
+    Reference<XCommandEnvironment> const & xCmdEnv,
+    bool throw_exc )
+{
+    try {
+        // Existence check...
+        // content ctor/isFolder() will throw exception in case the resource
+        // does not exist.
+
+        // dilemma: no chance to use the given handler here, because it would
+        //          raise no such file dialogs, else no interaction for
+        //          passwords, ...? xxx todo
+        ::ucbhelper::Content ucbContent(
+            url, Reference<XCommandEnvironment>(),
+            comphelper::getProcessComponentContext() );
+
+        ucbContent.isFolder();
+
+        if (ret_ucbContent != nullptr)
+        {
+            ucbContent.setCommandEnvironment( xCmdEnv );
+            *ret_ucbContent = ucbContent;
+        }
+        return true;
+    }
+    catch (const RuntimeException &) {
+        throw;
+    }
+    catch (const Exception &) {
+        if (throw_exc)
+            throw;
+    }
+    return false;
+}
+
+
+bool create_folder(
+    ::ucbhelper::Content * ret_ucb_content, OUString const & url_,
+    Reference<XCommandEnvironment> const & xCmdEnv, bool throw_exc )
+{
+    ::ucbhelper::Content ucb_content;
+    if (create_ucb_content(
+            &ucb_content, url_, xCmdEnv, false /* no throw */ ))
+    {
+        if (ucb_content.isFolder()) {
+            if (ret_ucb_content != nullptr)
+                *ret_ucb_content = ucb_content;
+            return true;
+        }
+    }
+
+    OUString url( url_ );
+    // xxx todo: find parent
+    sal_Int32 slash = url.lastIndexOf( '/' );
+    if (slash < 0) {
+        // fallback:
+        url = expandUnoRcUrl( url );
+        slash = url.lastIndexOf( '/' );
+    }
+    if (slash < 0) {
+        // invalid: has to be at least "auth:/..."
+        if (throw_exc)
+            throw ContentCreationException(
+                "Cannot create folder (invalid path): '" + url + "'",
+                Reference<XInterface>(), ContentCreationError_UNKNOWN );
+        return false;
+    }
+    ::ucbhelper::Content parentContent;
+    if (! create_folder(
+            &parentContent, url.copy( 0, slash ), xCmdEnv, throw_exc ))
+        return false;
+    const Any title( ::rtl::Uri::decode( url.copy( slash + 1 ),
+                                         rtl_UriDecodeWithCharset,
+                                         RTL_TEXTENCODING_UTF8 ) );
+    const Sequence<ContentInfo> infos(
+        parentContent.queryCreatableContentsInfo() );
+    for ( ContentInfo const & info : infos )
+    {
+        // look KIND_FOLDER:
+        if ((info.Attributes & ContentInfoAttribute::KIND_FOLDER) != 0)
+        {
+            // make sure the only required bootstrap property is "Title":
+            Sequence<beans::Property> const & rProps = info.Properties;
+            if ( rProps.getLength() != 1 || rProps[ 0 ].Name != "Title" )
+                continue;
+
+            try {
+                if (parentContent.insertNewContent(
+                        info.Type,
+                        StrTitle::getTitleSequence(),
+                        Sequence<Any>( &title, 1 ),
+                        ucb_content )) {
+                    if (ret_ucb_content != nullptr)
+                        *ret_ucb_content = ucb_content;
+                    return true;
+                }
+            }
+            catch (const RuntimeException &) {
+                throw;
+            }
+            catch (const CommandFailedException &) {
+                // Interaction Handler already handled the error
+                // that has occurred...
+            }
+            catch (const Exception &) {
+                if (throw_exc)
+                    throw;
+                return false;
+            }
+        }
+    }
+    if (throw_exc)
+        throw ContentCreationException(
+            "Cannot create folder: '" + url + "'",
+            Reference<XInterface>(), ContentCreationError_UNKNOWN );
+    return false;
+}
+
+
+bool erase_path( OUString const & url,
+                 Reference<XCommandEnvironment> const & xCmdEnv,
+                 bool throw_exc )
+{
+    ::ucbhelper::Content ucb_content;
+    if (create_ucb_content( &ucb_content, url, xCmdEnv, false /* no throw */ ))
+    {
+        try {
+            ucb_content.executeCommand(
+                "delete", Any( true /* delete physically */ ) );
+        }
+        catch (const RuntimeException &) {
+            throw;
+        }
+        catch (const Exception &) {
+            if (throw_exc)
+                throw;
+            return false;
+        }
+    }
+    return true;
+}
+
+
+std::vector<sal_Int8> readFile( ::ucbhelper::Content & ucb_content )
+{
+    std::vector<sal_Int8> bytes;
+    Reference<io::XOutputStream> xStream(
+        ::xmlscript::createOutputStream( &bytes ) );
+    if (! ucb_content.openStream( xStream ))
+        throw RuntimeException(
+            "::ucbhelper::Content::openStream( XOutputStream ) failed!",
+            nullptr );
+    return bytes;
+}
+
+
+bool readLine( OUString * res, OUString const & startingWith,
+               ::ucbhelper::Content & ucb_content, rtl_TextEncoding textenc )
+{
+    // read whole file:
+    std::vector<sal_Int8> bytes( readFile( ucb_content ) );
+    OUString file( reinterpret_cast<char const *>(bytes.data()),
+                   bytes.size(), textenc );
+    sal_Int32 pos = 0;
+    for (;;)
+    {
+        if (file.match( startingWith, pos ))
+        {
+            OUStringBuffer buf;
+            sal_Int32 start = pos;
+            pos += startingWith.getLength();
+            for (;;)
+            {
+                pos = file.indexOf( LF, pos );
+                if (pos < 0) { // EOF
+                    buf.append( file.subView(start) );
+                }
+                else
+                {
+                    if (pos > 0 && file[ pos - 1 ] == CR)
+                    {
+                        // consume extra CR
+                        buf.append( file.subView(start, pos - start - 1) );
+                        ++pos;
+                    }
+                    else
+                        buf.append( file.subView(start, pos - start) );
+                    ++pos; // consume LF
+                    // check next line:
+                    if (pos < file.getLength() &&
+                        (file[ pos ] == ' ' || file[ pos ] == '\t'))
+                    {
+                        buf.append( ' ' );
+                        ++pos;
+                        start = pos;
+                        continue;
+                    }
+                }
+                break;
+            }
+            *res = buf.makeStringAndClear();
+            return true;
+        }
+        // next line:
+        sal_Int32 next_lf = file.indexOf( LF, pos );
+        if (next_lf < 0) // EOF
+            break;
+        pos = next_lf + 1;
+    }
+    return false;
+}
+
+bool readProperties( std::vector< std::pair< OUString, OUString> > & out_result,
+                     ::ucbhelper::Content & ucb_content )
+{
+    // read whole file:
+    std::vector<sal_Int8> bytes( readFile( ucb_content ) );
+    OUString file( reinterpret_cast<char const *>(bytes.data()),
+                   bytes.size(), RTL_TEXTENCODING_UTF8);
+    sal_Int32 pos = 0;
+
+    for (;;)
+    {
+
+        OUStringBuffer buf;
+        sal_Int32 start = pos;
+
+        bool bEOF = false;
+        pos = file.indexOf( LF, pos );
+        if (pos < 0) { // EOF
+            buf.append( file.subView(start) );
+            bEOF = true;
+        }
+        else
+        {
+            if (pos > 0 && file[ pos - 1 ] == CR)
+                // consume extra CR
+                buf.append( file.subView(start, pos - start - 1) );
+            else
+                buf.append( file.subView(start, pos - start) );
+            pos++;
+        }
+        OUString aLine = buf.makeStringAndClear();
+
+        sal_Int32 posEqual = aLine.indexOf('=');
+        if (posEqual > 0 && (posEqual + 1) <  aLine.getLength())
+        {
+            OUString name = aLine.copy(0, posEqual);
+            OUString value = aLine.copy(posEqual + 1);
+            out_result.emplace_back(name, value);
+        }
+
+        if (bEOF)
+            break;
+    }
+    return false;
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */