607 lines
21 KiB
C++
607 lines
21 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/config.h>
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#include <cassert>
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#include <cstddef>
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#include <set>
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#include <com/sun/star/uno/Any.hxx>
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#include <com/sun/star/uno/Reference.hxx>
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#include <com/sun/star/uno/RuntimeException.hpp>
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#include <com/sun/star/uno/XInterface.hpp>
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#include <rtl/ref.hxx>
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#include <rtl/strbuf.hxx>
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#include <rtl/string.hxx>
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#include <rtl/ustring.hxx>
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#include <xmlreader/span.hxx>
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#include <xmlreader/xmlreader.hxx>
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#include "data.hxx"
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#include "localizedpropertynode.hxx"
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#include "groupnode.hxx"
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#include "node.hxx"
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#include "nodemap.hxx"
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#include "parsemanager.hxx"
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#include "propertynode.hxx"
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#include "setnode.hxx"
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#include "xcsparser.hxx"
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#include "xmldata.hxx"
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namespace configmgr {
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namespace {
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// Conservatively merge a template or component (and its recursive parts) into
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// an existing instance:
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void merge(
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rtl::Reference< Node > const & original,
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rtl::Reference< Node > const & update)
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{
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assert(
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original.is() && update.is() && original->kind() == update->kind() &&
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update->getFinalized() == Data::NO_LAYER);
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if (update->getLayer() >= original->getLayer() &&
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update->getLayer() <= original->getFinalized())
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{
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switch (original->kind()) {
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case Node::KIND_PROPERTY:
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case Node::KIND_LOCALIZED_PROPERTY:
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case Node::KIND_LOCALIZED_VALUE:
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break; //TODO: merge certain parts?
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case Node::KIND_GROUP:
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for (NodeMap::const_iterator i2(update->getMembers().begin());
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i2 != update->getMembers().end(); ++i2)
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{
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NodeMap & members = original->getMembers();
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NodeMap::iterator i1(members.find(i2->first));
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if (i1 == members.end()) {
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if (i2->second->kind() == Node::KIND_PROPERTY &&
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static_cast< GroupNode * >(
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original.get())->isExtensible())
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{
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members.insert(*i2);
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}
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} else if (i2->second->kind() == i1->second->kind()) {
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merge(i1->second, i2->second);
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}
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}
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break;
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case Node::KIND_SET:
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for (NodeMap::const_iterator i2(update->getMembers().begin());
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i2 != update->getMembers().end(); ++i2)
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{
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NodeMap & members = original->getMembers();
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NodeMap::iterator i1(members.find(i2->first));
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if (i1 == members.end()) {
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if (static_cast< SetNode * >(original.get())->
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isValidTemplate(i2->second->getTemplateName()))
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{
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members.insert(*i2);
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}
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} else if (i2->second->kind() == i1->second->kind() &&
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(i2->second->getTemplateName() ==
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i1->second->getTemplateName()))
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{
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merge(i1->second, i2->second);
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}
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}
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break;
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case Node::KIND_ROOT:
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assert(false); // this cannot happen
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break;
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}
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}
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}
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}
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XcsParser::XcsParser(int layer, Data & data):
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valueParser_(layer), data_(data), state_(STATE_START), ignoring_()
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{}
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XcsParser::~XcsParser() {}
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xmlreader::XmlReader::Text XcsParser::getTextMode() {
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return valueParser_.getTextMode();
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}
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bool XcsParser::startElement(
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xmlreader::XmlReader & reader, int nsId, xmlreader::Span const & name,
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std::set< OUString > const * existingDependencies)
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{
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if (valueParser_.startElement(reader, nsId, name, existingDependencies)) {
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return true;
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}
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if (state_ == STATE_START) {
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if (nsId == ParseManager::NAMESPACE_OOR &&
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name.equals("component-schema"))
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{
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handleComponentSchema(reader);
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state_ = STATE_COMPONENT_SCHEMA;
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ignoring_ = 0;
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return true;
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}
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} else {
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//TODO: ignoring component-schema import, component-schema uses, and
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// prop constraints; accepting all four at illegal places (and with
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// illegal content):
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if (ignoring_ > 0 ||
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(nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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(name.equals("info") || name.equals("import") ||
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name.equals("uses") || name.equals("constraints"))))
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{
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assert(ignoring_ < LONG_MAX);
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++ignoring_;
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return true;
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}
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switch (state_) {
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case STATE_COMPONENT_SCHEMA:
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("templates"))
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{
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state_ = STATE_TEMPLATES;
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return true;
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}
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// fall through
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case STATE_TEMPLATES_DONE:
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("component"))
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{
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state_ = STATE_COMPONENT;
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assert(elements_.empty());
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elements_.push(
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Element(
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new GroupNode(valueParser_.getLayer(), false, ""),
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componentName_));
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return true;
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}
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break;
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case STATE_TEMPLATES:
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if (elements_.empty()) {
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("group"))
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{
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handleGroup(reader, true);
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return true;
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}
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("set"))
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{
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handleSet(reader, true);
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return true;
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}
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break;
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}
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// fall through
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case STATE_COMPONENT:
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assert(!elements_.empty());
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switch (elements_.top().node->kind()) {
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case Node::KIND_PROPERTY:
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case Node::KIND_LOCALIZED_PROPERTY:
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("value"))
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{
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handlePropValue(reader, elements_.top().node);
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return true;
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}
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break;
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case Node::KIND_GROUP:
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("prop"))
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{
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handleProp(reader);
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return true;
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}
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("node-ref"))
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{
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handleNodeRef(reader);
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return true;
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}
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("group"))
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{
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handleGroup(reader, false);
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return true;
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}
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("set"))
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{
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handleSet(reader, false);
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return true;
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}
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break;
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case Node::KIND_SET:
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if (nsId == xmlreader::XmlReader::NAMESPACE_NONE &&
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name.equals("item"))
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{
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handleSetItem(
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reader,
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static_cast< SetNode * >(elements_.top().node.get()));
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return true;
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}
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break;
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default: // Node::KIND_LOCALIZED_VALUE
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assert(false); // this cannot happen
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break;
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}
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break;
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case STATE_COMPONENT_DONE:
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break;
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default: // STATE_START
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assert(false); // this cannot happen
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break;
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}
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}
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throw css::uno::RuntimeException(
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"bad member <" + name.convertFromUtf8() + "> in " + reader.getUrl());
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}
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void XcsParser::endElement(xmlreader::XmlReader const & reader) {
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if (valueParser_.endElement()) {
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return;
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}
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if (ignoring_ > 0) {
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--ignoring_;
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} else if (!elements_.empty()) {
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Element top(elements_.top());
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elements_.pop();
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if (top.node.is()) {
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if (elements_.empty()) {
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switch (state_) {
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case STATE_TEMPLATES:
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{
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NodeMap::iterator i(data_.templates.find(top.name));
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if (i == data_.templates.end()) {
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data_.templates.insert(
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NodeMap::value_type(top.name, top.node));
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} else {
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merge(i->second, top.node);
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}
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}
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break;
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case STATE_COMPONENT:
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{
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NodeMap & components = data_.getComponents();
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NodeMap::iterator i(components.find(top.name));
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if (i == components.end()) {
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components.insert(
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NodeMap::value_type(top.name, top.node));
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} else {
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merge(i->second, top.node);
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}
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state_ = STATE_COMPONENT_DONE;
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}
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break;
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default:
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assert(false);
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throw css::uno::RuntimeException(
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"this cannot happen");
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}
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} else {
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if (!elements_.top().node->getMembers().insert(
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NodeMap::value_type(top.name, top.node)).second)
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{
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throw css::uno::RuntimeException(
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"duplicate " + top.name + " in " + reader.getUrl());
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}
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}
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}
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} else {
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switch (state_) {
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case STATE_COMPONENT_SCHEMA:
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// To support old, broken extensions with .xcs files that contain
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// empty <component-schema> elements:
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state_ = STATE_COMPONENT_DONE;
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break;
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case STATE_TEMPLATES:
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state_ = STATE_TEMPLATES_DONE;
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break;
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case STATE_TEMPLATES_DONE:
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throw css::uno::RuntimeException(
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"no component element in " + reader.getUrl());
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case STATE_COMPONENT_DONE:
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break;
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default:
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assert(false); // this cannot happen
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}
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}
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}
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void XcsParser::characters(xmlreader::Span const & text) {
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valueParser_.characters(text);
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}
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void XcsParser::handleComponentSchema(xmlreader::XmlReader & reader) {
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//TODO: oor:version, xml:lang attributes
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OStringBuffer buf;
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buf.append('.');
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bool hasPackage = false;
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bool hasName = false;
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for (;;) {
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int attrNsId;
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xmlreader::Span attrLn;
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if (!reader.nextAttribute(&attrNsId, &attrLn)) {
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break;
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}
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if (attrNsId == ParseManager::NAMESPACE_OOR && attrLn.equals("package"))
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{
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if (hasPackage) {
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throw css::uno::RuntimeException(
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"multiple component-schema package attributes in " +
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reader.getUrl());
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}
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hasPackage = true;
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xmlreader::Span s(reader.getAttributeValue(false));
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buf.insert(0, s.begin, s.length);
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("name"))
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{
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if (hasName) {
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throw css::uno::RuntimeException(
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"multiple component-schema name attributes in " +
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reader.getUrl());
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}
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hasName = true;
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xmlreader::Span s(reader.getAttributeValue(false));
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buf.append(s.begin, s.length);
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}
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}
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if (!hasPackage) {
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throw css::uno::RuntimeException(
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"no component-schema package attribute in " + reader.getUrl());
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}
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if (!hasName) {
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throw css::uno::RuntimeException(
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"no component-schema name attribute in " + reader.getUrl());
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}
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componentName_ = xmlreader::Span(buf.getStr(), buf.getLength()).
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convertFromUtf8();
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}
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void XcsParser::handleNodeRef(xmlreader::XmlReader & reader) {
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bool hasName = false;
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OUString name;
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OUString component(componentName_);
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bool hasNodeType = false;
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OUString nodeType;
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for (;;) {
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int attrNsId;
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xmlreader::Span attrLn;
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if (!reader.nextAttribute(&attrNsId, &attrLn)) {
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break;
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}
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if (attrNsId == ParseManager::NAMESPACE_OOR && attrLn.equals("name")) {
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hasName = true;
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name = reader.getAttributeValue(false).convertFromUtf8();
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("component"))
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{
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component = reader.getAttributeValue(false).convertFromUtf8();
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("node-type"))
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{
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hasNodeType = true;
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nodeType = reader.getAttributeValue(false).convertFromUtf8();
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}
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}
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if (!hasName) {
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throw css::uno::RuntimeException(
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"no node-ref name attribute in " + reader.getUrl());
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}
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rtl::Reference< Node > tmpl(
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data_.getTemplate(
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valueParser_.getLayer(),
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xmldata::parseTemplateReference(
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component, hasNodeType, nodeType, nullptr)));
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if (!tmpl.is()) {
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//TODO: this can erroneously happen as long as import/uses attributes
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// are not correctly processed
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throw css::uno::RuntimeException(
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"unknown node-ref " + name + " in " + reader.getUrl());
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}
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rtl::Reference< Node > node(tmpl->clone(false));
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node->setLayer(valueParser_.getLayer());
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elements_.push(Element(node, name));
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}
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void XcsParser::handleProp(xmlreader::XmlReader & reader) {
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bool hasName = false;
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OUString name;
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valueParser_.type_ = TYPE_ERROR;
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bool localized = false;
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bool nillable = true;
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for (;;) {
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int attrNsId;
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xmlreader::Span attrLn;
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if (!reader.nextAttribute(&attrNsId, &attrLn)) {
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break;
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}
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if (attrNsId == ParseManager::NAMESPACE_OOR && attrLn.equals("name")) {
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hasName = true;
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name = reader.getAttributeValue(false).convertFromUtf8();
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("type"))
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{
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valueParser_.type_ = xmldata::parseType(
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reader, reader.getAttributeValue(true));
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("localized"))
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{
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localized = xmldata::parseBoolean(reader.getAttributeValue(true));
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("nillable"))
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{
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nillable = xmldata::parseBoolean(reader.getAttributeValue(true));
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}
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}
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if (!hasName) {
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throw css::uno::RuntimeException(
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"no prop name attribute in " + reader.getUrl());
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}
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if (valueParser_.type_ == TYPE_ERROR) {
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throw css::uno::RuntimeException(
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"no prop type attribute in " + reader.getUrl());
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}
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elements_.push(
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Element(
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(localized
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? rtl::Reference< Node >(
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new LocalizedPropertyNode(
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valueParser_.getLayer(), valueParser_.type_, nillable))
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: rtl::Reference< Node >(
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new PropertyNode(
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valueParser_.getLayer(), valueParser_.type_, nillable,
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css::uno::Any(), false))),
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name));
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}
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void XcsParser::handlePropValue(
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xmlreader::XmlReader & reader, rtl::Reference< Node > const & property)
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{
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xmlreader::Span attrSeparator;
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for (;;) {
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int attrNsId;
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xmlreader::Span attrLn;
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if (!reader.nextAttribute(&attrNsId, &attrLn)) {
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break;
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}
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if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("separator"))
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{
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attrSeparator = reader.getAttributeValue(false);
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if (attrSeparator.length == 0) {
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throw css::uno::RuntimeException(
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"bad oor:separator attribute in " + reader.getUrl());
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}
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}
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}
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valueParser_.separator_ = OString(
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attrSeparator.begin, attrSeparator.length);
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valueParser_.start(property);
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}
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void XcsParser::handleGroup(xmlreader::XmlReader & reader, bool isTemplate) {
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bool hasName = false;
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OUString name;
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bool extensible = false;
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for (;;) {
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int attrNsId;
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xmlreader::Span attrLn;
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if (!reader.nextAttribute(&attrNsId, &attrLn)) {
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break;
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}
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if (attrNsId == ParseManager::NAMESPACE_OOR && attrLn.equals("name")) {
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hasName = true;
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name = reader.getAttributeValue(false).convertFromUtf8();
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} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
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attrLn.equals("extensible"))
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{
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extensible = xmldata::parseBoolean(reader.getAttributeValue(true));
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}
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}
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if (!hasName) {
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throw css::uno::RuntimeException(
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"no group name attribute in " + reader.getUrl());
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}
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if (isTemplate) {
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name = Data::fullTemplateName(componentName_, name);
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}
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elements_.push(
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Element(
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new GroupNode(
|
|
valueParser_.getLayer(), extensible,
|
|
isTemplate ? name : OUString()),
|
|
name));
|
|
}
|
|
|
|
void XcsParser::handleSet(xmlreader::XmlReader & reader, bool isTemplate) {
|
|
bool hasName = false;
|
|
OUString name;
|
|
OUString component(componentName_);
|
|
bool hasNodeType = false;
|
|
OUString nodeType;
|
|
for (;;) {
|
|
int attrNsId;
|
|
xmlreader::Span attrLn;
|
|
if (!reader.nextAttribute(&attrNsId, &attrLn)) {
|
|
break;
|
|
}
|
|
if (attrNsId == ParseManager::NAMESPACE_OOR && attrLn.equals("name")) {
|
|
hasName = true;
|
|
name = reader.getAttributeValue(false).convertFromUtf8();
|
|
} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
|
|
attrLn.equals("component"))
|
|
{
|
|
component = reader.getAttributeValue(false).convertFromUtf8();
|
|
} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
|
|
attrLn.equals("node-type"))
|
|
{
|
|
hasNodeType = true;
|
|
nodeType = reader.getAttributeValue(false).convertFromUtf8();
|
|
}
|
|
}
|
|
if (!hasName) {
|
|
throw css::uno::RuntimeException(
|
|
"no set name attribute in " + reader.getUrl());
|
|
}
|
|
if (isTemplate) {
|
|
name = Data::fullTemplateName(componentName_, name);
|
|
}
|
|
elements_.push(
|
|
Element(
|
|
new SetNode(
|
|
valueParser_.getLayer(),
|
|
xmldata::parseTemplateReference(
|
|
component, hasNodeType, nodeType, nullptr),
|
|
isTemplate ? name : OUString()),
|
|
name));
|
|
}
|
|
|
|
void XcsParser::handleSetItem(xmlreader::XmlReader & reader, SetNode * set) {
|
|
OUString component(componentName_);
|
|
bool hasNodeType = false;
|
|
OUString nodeType;
|
|
for (;;) {
|
|
int attrNsId;
|
|
xmlreader::Span attrLn;
|
|
if (!reader.nextAttribute(&attrNsId, &attrLn)) {
|
|
break;
|
|
}
|
|
if (attrNsId == ParseManager::NAMESPACE_OOR &&
|
|
attrLn.equals("component"))
|
|
{
|
|
component = reader.getAttributeValue(false).convertFromUtf8();
|
|
} else if (attrNsId == ParseManager::NAMESPACE_OOR &&
|
|
attrLn.equals("node-type"))
|
|
{
|
|
hasNodeType = true;
|
|
nodeType = reader.getAttributeValue(false).convertFromUtf8();
|
|
}
|
|
}
|
|
set->getAdditionalTemplateNames().push_back(
|
|
xmldata::parseTemplateReference(component, hasNodeType, nodeType, nullptr));
|
|
elements_.push(Element(rtl::Reference< Node >(), ""));
|
|
}
|
|
|
|
}
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|