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/*
 * Copyright (c) 2010-2016 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <Swiften/Parser/PayloadParsers/SecurityLabelParser.h>

#include <Swiften/Parser/SerializingParser.h>

namespace Swift {

SecurityLabelParser::SecurityLabelParser() : level_(TopLevel), labelParser_(nullptr) {
}

void SecurityLabelParser::handleStartElement(const std::string& element, const std::string& ns, const AttributeMap& attributes) {
    ++level_;
    if (level_ == DisplayMarkingOrLabelLevel) {
        if (element == "displaymarking") {
            currentText_ = "";
            getPayloadInternal()->setBackgroundColor(attributes.getAttribute("bgcolor"));
            getPayloadInternal()->setForegroundColor(attributes.getAttribute("fgcolor"));
        }
        else if (element == "label" || element == "equivalentlabel") {
            assert(!labelParser_);
            labelParser_ = new SerializingParser();
        }
    }
    else if (level_ >= SecurityLabelLevel && labelParser_) {
        labelParser_->handleStartElement(element, ns, attributes);
    }
}

void SecurityLabelParser::handleEndElement(const std::string& element, const std::string& ns) {
    if (level_ == DisplayMarkingOrLabelLevel) {
        if (element == "displaymarking") {
            getPayloadInternal()->setDisplayMarking(currentText_);
        }
        else if (labelParser_) {
            if (element == "label") {
                getPayloadInternal()->setLabel(labelParser_->getResult());
            }
            else {
                getPayloadInternal()->addEquivalentLabel(labelParser_->getResult());
            }
            delete labelParser_;
            labelParser_ = nullptr;
        }
    }
    else if (labelParser_ && level_ >= SecurityLabelLevel) {
        labelParser_->handleEndElement(element, ns);
    }
    --level_;

}

void SecurityLabelParser::handleCharacterData(const std::string& data) {
    if (labelParser_) {
        labelParser_->handleCharacterData(data);
    }
    else {
        currentText_ += data;
    }
}

std::shared_ptr<SecurityLabel> SecurityLabelParser::getLabelPayload() const {
    return getPayloadInternal();
}

}