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Diffstat (limited to 'src/xmlpatterns/schema/qnamespacesupport.cpp')
| -rw-r--r-- | src/xmlpatterns/schema/qnamespacesupport.cpp | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/xmlpatterns/schema/qnamespacesupport.cpp b/src/xmlpatterns/schema/qnamespacesupport.cpp new file mode 100644 index 0000000..05b87e3 --- /dev/null +++ b/src/xmlpatterns/schema/qnamespacesupport.cpp @@ -0,0 +1,160 @@ +/**************************************************************************** +** +** Copyright (C) 2008 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. + +#include "qnamespacesupport_p.h" + +QT_BEGIN_NAMESPACE + +using namespace QPatternist; + +NamespaceSupport::NamespaceSupport() +{ +} + +NamespaceSupport::NamespaceSupport(const NamePool::Ptr &namePool) + : m_namePool(namePool) +{ + // the XML namespace + m_ns.insert(StandardPrefixes::xml, StandardNamespaces::xml); +} + +void NamespaceSupport::setPrefix(const QXmlName::PrefixCode prefixCode, const QXmlName::NamespaceCode namespaceCode) +{ + m_ns.insert(prefixCode, namespaceCode); +} + +void NamespaceSupport::setPrefixes(const QXmlStreamNamespaceDeclarations &declarations) +{ + for (int i = 0; i < declarations.count(); i++) { + const QXmlStreamNamespaceDeclaration declaration = declarations.at(i); + + const QXmlName::PrefixCode prefixCode = m_namePool->allocatePrefix(declaration.prefix().toString()); + const QXmlName::NamespaceCode namespaceCode = m_namePool->allocateNamespace(declaration.namespaceUri().toString()); + m_ns.insert(prefixCode, namespaceCode); + } +} + +void NamespaceSupport::setTargetNamespace(const QXmlName::NamespaceCode namespaceCode) +{ + m_ns.insert(0, namespaceCode); +} + +QXmlName::PrefixCode NamespaceSupport::prefix(const QXmlName::NamespaceCode namespaceCode) const +{ + NamespaceHash::const_iterator itc, it = m_ns.constBegin(); + while ((itc=it) != m_ns.constEnd()) { + ++it; + if (*itc == namespaceCode) + return itc.key(); + } + return 0; +} + +QXmlName::NamespaceCode NamespaceSupport::uri(const QXmlName::PrefixCode prefixCode) const +{ + return m_ns.value(prefixCode); +} + +bool NamespaceSupport::processName(const QString& qname, NameType type, QXmlName &name) const +{ + int len = qname.size(); + const QChar *data = qname.constData(); + for (int pos = 0; pos < len; ++pos) { + if (data[pos] == QLatin1Char(':')) { + const QXmlName::PrefixCode prefixCode = m_namePool->allocatePrefix(qname.left(pos)); + if (!m_ns.contains(prefixCode)) + return false; + const QXmlName::NamespaceCode namespaceCode = uri(prefixCode); + const QXmlName::LocalNameCode localNameCode = m_namePool->allocateLocalName(qname.mid(pos + 1)); + name = QXmlName(namespaceCode, localNameCode, prefixCode); + return true; + } + } + + // there was no ':' + QXmlName::NamespaceCode namespaceCode = 0; + // attributes don't take default namespace + if (type == ElementName && !m_ns.isEmpty()) { + namespaceCode = m_ns.value(0); // get default namespace + } + + const QXmlName::LocalNameCode localNameCode = m_namePool->allocateLocalName(qname); + name = QXmlName(namespaceCode, localNameCode, 0); + + return true; +} + +void NamespaceSupport::pushContext() +{ + m_nsStack.push(m_ns); +} + +void NamespaceSupport::popContext() +{ + m_ns.clear(); + if(!m_nsStack.isEmpty()) + m_ns = m_nsStack.pop(); +} + +QList<QXmlName> NamespaceSupport::namespaceBindings() const +{ + QList<QXmlName> bindings; + + QHashIterator<QXmlName::PrefixCode, QXmlName::NamespaceCode> it(m_ns); + while (it.hasNext()) { + it.next(); + bindings.append(QXmlName(it.value(), StandardLocalNames::empty, it.key())); + } + + return bindings; +} + +QT_END_NAMESPACE |