/****************************************************************************

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** Contact: Nokia Corporation (qt-info@nokia.com)

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** This file is part of the QtXmlPatterns module of the Qt Toolkit.

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** contained in the Technology Preview License Agreement accompanying

** this package.

**

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** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

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****************************************************************************/

#include "main.h"

#include <QtCore/QDebug>

#include <QtCore/QFile>

#include <QtCore/QStringList>

#include <QtCore/QUrl>

#include <QtXmlPatterns/QXmlSchema>

#include <QtXmlPatterns/QXmlSchemaValidator>

QT_USE_NAMESPACE

int main(int argc, char **argv)

{

    enum ExitCode

    {

        Valid = 0,

        Invalid,

        ParseError

    };

    enum ExecutionMode

    {

        InvalidMode,

        SchemaOnlyMode,

        InstanceOnlyMode,

        SchemaAndInstanceMode

    };

    const QCoreApplication app(argc, argv);

    QCoreApplication::setApplicationName(QLatin1String("xmlpatternsvalidator"));

    QStringList arguments = QCoreApplication::arguments();

    if (arguments.size() != 2 && arguments.size() != 3) {

        qDebug() << QXmlPatternistCLI::tr("usage: xmlpatternsvalidator (<schema url> | <instance url> <schema url> | <instance url>)");

        return ParseError;

    }

    // parse command line arguments

    ExecutionMode mode = InvalidMode;

    QUrl schemaUri;

    QUrl instanceUri;

    {

        QUrl url = arguments[1];

        if (url.isRelative())

            url = QUrl::fromLocalFile(arguments[1]);

        if (arguments.size() == 2) {

            // either it is a schema or instance document

            if (arguments[1].toLower().endsWith(QLatin1String(".xsd"))) {

                schemaUri = url;

                mode = SchemaOnlyMode;

            } else {

                // as we could validate all types of xml documents, don't check the extension here

                instanceUri = url;

                mode = InstanceOnlyMode;

            }

        } else if (arguments.size() == 3) {

            instanceUri = url;

            schemaUri = arguments[2];

            if (schemaUri.isRelative())

                schemaUri = QUrl::fromLocalFile(schemaUri.toString());

            mode = SchemaAndInstanceMode;

        }

    }

    // Validate schema

    QXmlSchema schema;

    if (InstanceOnlyMode != mode) {

        schema.load(schemaUri);

        if (!schema.isValid())

            return Invalid;

    }

    if (SchemaOnlyMode == mode)

        return Valid;

    // Validate instance

    QXmlSchemaValidator validator(schema);

    if (validator.validate(instanceUri))

        return Valid;

    return Invalid;

}