/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


#ifndef INCLUDED_CONFIGMGR_SOURCE_XCUPARSER_HXX
#define INCLUDED_CONFIGMGR_SOURCE_XCUPARSER_HXX

#include "sal/config.h"

#include <stack>

#include "rtl/ref.hxx"
#include "rtl/ustring.hxx"
#include "xmlreader/xmlreader.hxx"

#include "additions.hxx"
#include "node.hxx"
#include "nodemap.hxx"
#include "parser.hxx"
#include "path.hxx"
#include "type.hxx"
#include "valueparser.hxx"
#include "xmldata.hxx"

namespace xmlreader { struct Span; }

namespace configmgr {

class GroupNode;
class LocalizedPropertyNode;
class Modifications;
class Partial;
class PropertyNode;
class SetNode;
struct Data;

class XcuParser: public Parser {
public:
    XcuParser(
        int layer, Data & data, Partial const * partial,
        Modifications * broadcastModifications, Additions * additions);

private:
    virtual ~XcuParser();

    virtual xmlreader::XmlReader::Text getTextMode();

    virtual bool startElement(
        xmlreader::XmlReader & reader, int nsId, xmlreader::Span const & name);

    virtual void endElement(xmlreader::XmlReader const & reader);

    virtual void characters(xmlreader::Span const & span);

    enum Operation {
        OPERATION_MODIFY, OPERATION_REPLACE, OPERATION_FUSE, OPERATION_REMOVE };

    static Operation parseOperation(xmlreader::Span const & text);

    void handleComponentData(xmlreader::XmlReader & reader);

    void handleItem(xmlreader::XmlReader & reader);

    void handlePropValue(xmlreader::XmlReader & reader, PropertyNode * prop);

    void handleLocpropValue(
        xmlreader::XmlReader & reader, LocalizedPropertyNode * locprop);

    void handleGroupProp(xmlreader::XmlReader & reader, GroupNode * group);

    void handleUnknownGroupProp(
        xmlreader::XmlReader const & reader, GroupNode * group,
        rtl::OUString const & name, Type type, Operation operation,
        bool finalized);

    void handlePlainGroupProp(
        xmlreader::XmlReader const & reader, GroupNode * group,
        NodeMap::iterator const & propertyIndex, rtl::OUString const & name,
        Type type, Operation operation, bool finalized);

    void handleLocalizedGroupProp(
        xmlreader::XmlReader const & reader, LocalizedPropertyNode * property,
        rtl::OUString const & name, Type type, Operation operation,
        bool finalized);

    void handleGroupNode(
        xmlreader::XmlReader & reader, rtl::Reference< Node > const & group);

    void handleSetNode(xmlreader::XmlReader & reader, SetNode * set);

    void recordModification(bool addition);

    struct State {
        rtl::Reference< Node > node; // empty iff ignore or <items>
        rtl::OUString name; // empty and ignored if !insert
        bool ignore;
        bool insert;
        bool locked;
        bool pop;

        inline State(bool thePop):
            ignore(true), insert(false), locked(false), pop(thePop)
        {}

        inline State(rtl::Reference< Node > const & theNode, bool theLocked):
            node(theNode), ignore(false), insert(false), locked(theLocked),
            pop(true)
        {}

        inline State(
            rtl::Reference< Node > const & theNode,
            rtl::OUString const & theName, bool theLocked):
            node(theNode), name(theName), ignore(false), insert(true),
            locked(theLocked), pop(true)
        {}
    };

    typedef std::stack< State > StateStack;

    ValueParser valueParser_;
    Data & data_;
    Partial const * partial_;
    Modifications * broadcastModifications_;
    Additions * additions_;
    bool recordModifications_;
    bool trackPath_;
    rtl::OUString componentName_;
    StateStack state_;
    Path path_;
};

}

#endif