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, 174 insertions, 0 deletions

diff --git a/configmgr/source/xcdparser.cxx b/configmgr/source/xcdparser.cxx
new file mode 100644
index 000000000..a069c6b99
--- /dev/null
+++ b/configmgr/source/xcdparser.cxx
@@ -0,0 +1,174 @@
+/* -*- 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 <cassert>
+#include <climits>
+#include <set>
+
+#include <com/sun/star/uno/RuntimeException.hpp>
+#include <rtl/ustring.hxx>
+#include <xmlreader/span.hxx>
+#include <xmlreader/xmlreader.hxx>
+
+#include "parsemanager.hxx"
+#include "xcdparser.hxx"
+#include "xcsparser.hxx"
+#include "xcuparser.hxx"
+#include "xmldata.hxx"
+
+namespace configmgr {
+
+XcdParser::XcdParser(
+    int layer, std::set< OUString > const & processedDependencies, Data & data):
+    layer_(layer), processedDependencies_(processedDependencies), data_(data),
+    state_(STATE_START), dependencyOptional_(), nesting_()
+{}
+
+XcdParser::~XcdParser() {}
+
+xmlreader::XmlReader::Text XcdParser::getTextMode() {
+    return nestedParser_.is()
+        ? nestedParser_->getTextMode() : xmlreader::XmlReader::Text::NONE;
+}
+
+bool XcdParser::startElement(
+    xmlreader::XmlReader & reader, int nsId, xmlreader::Span const & name,
+    std::set< OUString > const * existingDependencies)
+{
+    if (nestedParser_.is()) {
+        assert(nesting_ != LONG_MAX);
+        ++nesting_;
+        return nestedParser_->startElement(
+            reader, nsId, name, existingDependencies);
+    }
+    switch (state_) {
+    case STATE_START:
+        if (nsId == ParseManager::NAMESPACE_OOR && name == "data") {
+            state_ = STATE_DEPENDENCIES;
+            return true;
+        }
+        break;
+    case STATE_DEPENDENCIES:
+        if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
+            name == "dependency")
+        {
+            if (dependencyFile_.isEmpty()) {
+                dependencyOptional_ = false;
+                xmlreader::Span attrFile;
+                for (;;) {
+                    int attrNsId;
+                    xmlreader::Span attrLn;
+                    if (!reader.nextAttribute(&attrNsId, &attrLn)) {
+                        break;
+                    }
+                    if (attrNsId == xmlreader::XmlReader::NAMESPACE_NONE &&
+                            //TODO: _OOR
+                        attrLn == "file")
+                    {
+                        attrFile = reader.getAttributeValue(false);
+                    } else if ((attrNsId ==
+                                xmlreader::XmlReader::NAMESPACE_NONE) &&
+                               attrLn == "optional")
+                    {
+                        dependencyOptional_ = xmldata::parseBoolean(
+                            reader.getAttributeValue(true));
+                    }
+                }
+                if (!attrFile.is()) {
+                    throw css::uno::RuntimeException(
+                        "no dependency file attribute in " + reader.getUrl());
+                }
+                dependencyFile_ = attrFile.convertFromUtf8();
+                if (dependencyFile_.isEmpty()) {
+                    throw css::uno::RuntimeException(
+                        "bad dependency file attribute in " + reader.getUrl());
+                }
+            }
+            if ((processedDependencies_.find(dependencyFile_) ==
+                 processedDependencies_.end()) &&
+                (!dependencyOptional_ || existingDependencies == nullptr ||
+                 (existingDependencies->find(dependencyFile_) !=
+                  existingDependencies->end())))
+            {
+                return false;
+            }
+            state_ = STATE_DEPENDENCY;
+            dependencyFile_.clear();
+            return true;
+        }
+        state_ = STATE_COMPONENTS;
+        [[fallthrough]];
+    case STATE_COMPONENTS:
+        if (nsId == ParseManager::NAMESPACE_OOR &&
+            name == "component-schema")
+        {
+            nestedParser_ = new XcsParser(layer_, data_);
+            nesting_ = 1;
+            return nestedParser_->startElement(
+                reader, nsId, name, existingDependencies);
+        }
+        if (nsId == ParseManager::NAMESPACE_OOR &&
+            (name == "component-data" || name == "items"))
+        {
+            nestedParser_ = new XcuParser(layer_ + 1, data_, nullptr, nullptr, nullptr);
+            nesting_ = 1;
+            return nestedParser_->startElement(
+                reader, nsId, name, existingDependencies);
+        }
+        break;
+    default: // STATE_DEPENDENCY
+        assert(false); // this cannot happen
+        break;
+    }
+    throw css::uno::RuntimeException(
+        "bad member <" + name.convertFromUtf8() + "> in " + reader.getUrl());
+}
+
+void XcdParser::endElement(xmlreader::XmlReader const & reader) {
+    if (nestedParser_.is()) {
+        nestedParser_->endElement(reader);
+        if (--nesting_ == 0) {
+            nestedParser_.clear();
+        }
+    } else {
+        switch (state_) {
+        case STATE_DEPENDENCY:
+            state_ = STATE_DEPENDENCIES;
+            break;
+        case STATE_DEPENDENCIES:
+        case STATE_COMPONENTS:
+            break;
+        default:
+            assert(false); // this cannot happen
+            break;
+        }
+    }
+}
+
+void XcdParser::characters(xmlreader::Span const & text) {
+    if (nestedParser_.is()) {
+        nestedParser_->characters(text);
+    }
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */