/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

/* 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/. */

#include "txExpandedName.h"

#include "nsString.h"

#include "nsReadableUtils.h"

#include "txStringUtils.h"

#include "txNamespaceMap.h"

#include "txXMLUtils.h"

nsresult

txExpandedName::init(const nsAString& aQName, txNamespaceMap* aResolver,

                     bool aUseDefault)

{

    const nsString& qName = PromiseFlatString(aQName);

    const char16_t* colon;

    bool valid = XMLUtils::isValidQName(qName, &colon);

    if (!valid) {

        return NS_ERROR_FAILURE;

    }

    if (colon) {

        RefPtr<nsAtom> prefix = NS_Atomize(Substring(qName.get(), colon));

        int32_t namespaceID = aResolver->lookupNamespace(prefix);

        if (namespaceID == kNameSpaceID_Unknown)

            return NS_ERROR_FAILURE;

        mNamespaceID = namespaceID;

        const char16_t *end;

        qName.EndReading(end);

        mLocalName = NS_Atomize(Substring(colon + 1, end));

    }

    else {

        mNamespaceID = aUseDefault ? aResolver->lookupNamespace(nullptr) :

                                     kNameSpaceID_None;

        mLocalName = NS_Atomize(aQName);

    }

    return NS_OK;

}