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

**

** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

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

**

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

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** 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

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

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

#include "qbasictypesfactory_p.h"

#include "qconstructorfunctionsfactory_p.h"

#include "qfunctioncall_p.h"

#include "qxpath10corefunctions_p.h"

#include "qxpath20corefunctions_p.h"

#include "qxslt20corefunctions_p.h"

#include "qfunctionfactorycollection_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

Expression::Ptr FunctionFactoryCollection::createFunctionCall(const QXmlName name,

                                                              const Expression::List &arguments,

                                                              const StaticContext::Ptr &context,

                                                              const SourceLocationReflection *const r)

{

    const_iterator it;

    const_iterator e(constEnd());

    Expression::Ptr function;

    for(it = constBegin(); it != e; ++it)

    {

        function = (*it)->createFunctionCall(name, arguments, context, r);

        if(function)

            break;

    }

    return function;

}

bool FunctionFactoryCollection::isAvailable(const NamePool::Ptr &np, const QXmlName name, const xsInteger arity)

{

    const_iterator it;

    const_iterator e(constEnd());

    for(it = constBegin(); it != e; ++it)

        if((*it)->isAvailable(np, name, arity))

            return true;

    return false;

}

FunctionSignature::Hash FunctionFactoryCollection::functionSignatures() const

{

    /* We simply grab the function signatures for each library, and

     * put them all in one list. */

    const const_iterator e(constEnd());

    FunctionSignature::Hash result;

    for(const_iterator it(constBegin()); it != e; ++it)

    {

        const FunctionSignature::Hash::const_iterator e2((*it)->functionSignatures().constEnd());

        FunctionSignature::Hash::const_iterator sit((*it)->functionSignatures().constBegin());

        for(; sit != e2; ++sit)

            result.insert(sit.key(), sit.value());

    }

    return result;

}

FunctionSignature::Ptr FunctionFactoryCollection::retrieveFunctionSignature(const NamePool::Ptr &, const QXmlName name)

{

    return functionSignatures().value(name);

}

FunctionFactory::Ptr FunctionFactoryCollection::xpath10Factory()

{

    /* We don't use a global static for caching this, because AbstractFunctionFactory

     * stores state specific to the NamePool, when being used. */

    return  FunctionFactory::Ptr(new XPath10CoreFunctions());

}

FunctionFactory::Ptr FunctionFactoryCollection::xpath20Factory(const NamePool::Ptr &np)

{

    /* We don't use a global static for caching this, because AbstractFunctionFactory

     * stores state specific to the NamePool, when being used. */

    const FunctionFactoryCollection::Ptr fact(new FunctionFactoryCollection());

    fact->append(xpath10Factory());

    fact->append(FunctionFactory::Ptr(new XPath20CoreFunctions()));

    fact->append(FunctionFactory::Ptr(

                            new ConstructorFunctionsFactory(np, BasicTypesFactory::self(np))));

    return fact;

}

FunctionFactory::Ptr FunctionFactoryCollection::xslt20Factory(const NamePool::Ptr &np)

{

    const FunctionFactory::Ptr retval(xpath20Factory(np));

    static_cast<FunctionFactoryCollection *>(retval.data())->append(FunctionFactory::Ptr(new XSLT20CoreFunctions()));

    return retval;

}

QT_END_NAMESPACE