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     2 **

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

     4 ** All rights reserved.

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

     6 **

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

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     9 ** $QT_BEGIN_LICENSE:LGPL$

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    16 ** GNU Lesser General Public License Usage

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

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #include "qbuiltintypes_p.h"

    43 #include "qcommonnamespaces_p.h"

    44 #include "qcommonsequencetypes_p.h"

    45 #include "qpatternistlocale_p.h"

    46 #include "qqnamevalue_p.h"

    47 #include "qatomicstring_p.h"

    48 

    49 #include "qattributenamevalidator_p.h"

    50 

    51 QT_BEGIN_NAMESPACE

    52 

    53 using namespace QPatternist;

    54 

    55 AttributeNameValidator::AttributeNameValidator(const Expression::Ptr &source) : SingleContainer(source)

    56 {

    57 }

    58 

    59 Item AttributeNameValidator::evaluateSingleton(const DynamicContext::Ptr &context) const

    60 {

    61     const Item name(m_operand->evaluateSingleton(context));

    62     const QXmlName qName(name.as<QNameValue>()->qName());

    63 

    64     if(qName.namespaceURI() == StandardNamespaces::xmlns)

    65     {

    66         context->error(QtXmlPatterns::tr("The namespace URI in the name for a "

    67                                          "computed attribute cannot be %1.")

    68                        .arg(formatURI(CommonNamespaces::XMLNS)),

    69                        ReportContext::XQDY0044, this);

    70         return Item(); /* Silence warning. */

    71     }

    72     else if(qName.namespaceURI() == StandardNamespaces::empty &&

    73             qName.localName() == StandardLocalNames::xmlns)

    74     {

    75         context->error(QtXmlPatterns::tr("The name for a computed attribute "

    76                                          "cannot have the namespace URI %1 "

    77                                          "with the local name %2.")

    78                           .arg(formatURI(CommonNamespaces::XMLNS))

    79                           .arg(formatKeyword("xmlns")),

    80                        ReportContext::XQDY0044, this);

    81         return Item(); /* Silence warning. */

    82     }

    83     else if(!qName.hasPrefix() && qName.hasNamespace())

    84     {

    85         return Item(QNameValue::fromValue(context->namePool(),

    86                                           QXmlName(qName.namespaceURI(), qName.localName(), StandardPrefixes::ns0)));

    87     }

    88     else

    89         return name;

    90 }

    91 

    92 SequenceType::Ptr AttributeNameValidator::staticType() const

    93 {

    94     return m_operand->staticType();

    95 }

    96 

    97 SequenceType::List AttributeNameValidator::expectedOperandTypes() const

    98 {

    99     SequenceType::List result;

   100     result.append(CommonSequenceTypes::ExactlyOneQName);

   101     return result;

   102 }

   103 

   104 ExpressionVisitorResult::Ptr AttributeNameValidator::accept(const ExpressionVisitor::Ptr &visitor) const

   105 {

   106     return visitor->visit(this);

   107 }

   108 

   109 QT_END_NAMESPACE