/**************************************************************************** | |
** | |
** Copyright (C) 2011 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. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** 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 | |
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** file. Please review the following information to ensure the GNU Lesser | |
** General Public License version 2.1 requirements will be met: | |
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** | |
** 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. | |
** | |
** GNU General Public License Usage | |
** Alternatively, this file may be used under the terms of the GNU General | |
** Public License version 3.0 as published by the Free Software Foundation | |
** and appearing in the file LICENSE.GPL included in the packaging of this | |
** file. Please review the following information to ensure the GNU General | |
** Public License version 3.0 requirements will be met: | |
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** Other Usage | |
** Alternatively, this file may be used in accordance with the terms and | |
** conditions contained in a signed written agreement between you and Nokia. | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#include "qanyuri_p.h" | |
#include "qbuiltintypes_p.h" | |
#include "qcommonvalues_p.h" | |
#include "qpatternistlocale_p.h" | |
#include "qnodenamespaceresolver_p.h" | |
#include "qqnameconstructor_p.h" | |
#include "qqnamevalue_p.h" | |
#include "qatomicstring_p.h" | |
#include "qxpathhelper_p.h" | |
#include "qqnamefns_p.h" | |
QT_BEGIN_NAMESPACE | |
using namespace QPatternist; | |
Item QNameFN::evaluateSingleton(const DynamicContext::Ptr &context) const | |
{ | |
const Item paramURI(m_operands.first()->evaluateSingleton(context)); | |
const QString paramQName(m_operands.last()->evaluateSingleton(context).stringValue()); | |
QString ns; | |
if(paramURI) | |
ns = paramURI.stringValue(); | |
if(!XPathHelper::isQName(paramQName)) | |
{ | |
context->error(QtXmlPatterns::tr("%1 is an invalid %2").arg(formatData(paramQName), | |
formatType(context->namePool(), BuiltinTypes::xsQName)), | |
ReportContext::FOCA0002, this); | |
return Item(); | |
} | |
QString prefix; | |
QString lname; | |
XPathHelper::splitQName(paramQName, prefix, lname); | |
const QXmlName n(context->namePool()->allocateQName(ns, lname, prefix)); | |
if(ns.isEmpty()) | |
{ | |
if(prefix.isEmpty()) | |
return toItem(QNameValue::fromValue(context->namePool(), n)); | |
else | |
{ | |
context->error(QtXmlPatterns::tr( | |
"If the first argument is the empty sequence or " | |
"a zero-length string (no namespace), a prefix " | |
"cannot be specified. Prefix %1 was specified.") | |
.arg(formatKeyword(prefix)), | |
ReportContext::FOCA0002, this); | |
return Item(); /* Silence compiler warning. */ | |
} | |
} | |
else | |
return toItem(QNameValue::fromValue(context->namePool(), n)); | |
} | |
Item ResolveQNameFN::evaluateSingleton(const DynamicContext::Ptr &context) const | |
{ | |
const Item itemName(m_operands.first()->evaluateSingleton(context)); | |
if(!itemName) | |
return Item(); | |
const NamespaceResolver::Ptr resolver(new NodeNamespaceResolver(m_operands.last()->evaluateSingleton(context))); | |
const QString strName(itemName.stringValue()); | |
const QXmlName name = QNameConstructor::expandQName<DynamicContext::Ptr, | |
ReportContext::FOCA0002, | |
ReportContext::FONS0004>(strName, | |
context, | |
resolver, | |
this); | |
return toItem(QNameValue::fromValue(context->namePool(), name)); | |
} | |
Item PrefixFromQNameFN::evaluateSingleton(const DynamicContext::Ptr &context) const | |
{ | |
const QNameValue::Ptr arg(m_operands.first()->evaluateSingleton(context).as<QNameValue>()); | |
if(!arg) | |
return Item(); | |
const QString prefix(context->namePool()->stringForPrefix(arg->qName().prefix())); | |
if(prefix.isEmpty()) | |
return Item(); | |
else | |
return AtomicString::fromValue(context->namePool()->stringForPrefix(arg->qName().prefix())); | |
} | |
Item LocalNameFromQNameFN::evaluateSingleton(const DynamicContext::Ptr &context) const | |
{ | |
const QNameValue::Ptr arg(m_operands.first()->evaluateSingleton(context).as<QNameValue>()); | |
return arg ? toItem(AtomicString::fromValue(context->namePool()->stringForLocalName(arg->qName().localName()))) : Item(); | |
} | |
Item NamespaceURIFromQNameFN::evaluateSingleton(const DynamicContext::Ptr &context) const | |
{ | |
const QNameValue::Ptr arg(m_operands.first()->evaluateSingleton(context).as<QNameValue>()); | |
return arg ? toItem(AnyURI::fromValue(context->namePool()->stringForNamespace(arg->qName().namespaceURI()))) : Item(); | |
} | |
Item NamespaceURIForPrefixFN::evaluateSingleton(const DynamicContext::Ptr &context) const | |
{ | |
const Item prefixItem(m_operands.first()->evaluateSingleton(context)); | |
QXmlName::PrefixCode prefix; | |
if(prefixItem) | |
prefix = context->namePool()->allocatePrefix(prefixItem.stringValue()); | |
else | |
prefix = StandardPrefixes::empty; | |
const Item eleItem(m_operands.last()->evaluateSingleton(context)); | |
Q_ASSERT(eleItem); | |
const QXmlName::NamespaceCode ns = eleItem.asNode().namespaceForPrefix(prefix); | |
if(ns == NamespaceResolver::NoBinding) | |
{ | |
/* This is a bit tricky. The default namespace is not considered an in-scope binding | |
* on a node, but the specification for this function do consider it a binding and therefore | |
* the empty string. */ | |
if(prefix == StandardPrefixes::empty) | |
return CommonValues::EmptyString; | |
else | |
return Item(); | |
} | |
else | |
return toItem(AnyURI::fromValue(context->namePool()->stringForNamespace(ns))); | |
} | |
Item::Iterator::Ptr InScopePrefixesFN::evaluateSequence(const DynamicContext::Ptr &context) const | |
{ | |
const Item e(m_operands.first()->evaluateSingleton(context)); | |
const QVector<QXmlName> nbs(e.asNode().namespaceBindings()); | |
const int len = nbs.size(); | |
const NamePool::Ptr np(context->namePool()); | |
QList<Item> result; | |
for(int i = 0; i < len; ++i) | |
result.append(AtomicString::fromValue(np->stringForPrefix(nbs.at(i).prefix()))); | |
return makeListIterator(result); | |
} | |
QT_END_NAMESPACE |