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39
40//
41// W A R N I N G
42// -------------
43//
44// This file is not part of the Qt API. It exists purely as an
45// implementation detail. This header file may change from version to
46// version without notice, or even be removed.
47//
48// We mean it.
49
50#include "qnamespacesupport_p.h"
51
52QT_BEGIN_NAMESPACE
53
54using namespace QPatternist;
55
56NamespaceSupport::NamespaceSupport()
57{
58}
59
60NamespaceSupport::NamespaceSupport(const NamePool::Ptr &namePool)
61 : m_namePool(namePool)
62{
63 // the XML namespace
64 m_ns.insert(akey: StandardPrefixes::xml, avalue: StandardNamespaces::xml);
65}
66
67void NamespaceSupport::setPrefix(const QXmlName::PrefixCode prefixCode, const QXmlName::NamespaceCode namespaceCode)
68{
69 m_ns.insert(akey: prefixCode, avalue: namespaceCode);
70}
71
72void NamespaceSupport::setPrefixes(const QXmlStreamNamespaceDeclarations &declarations)
73{
74 for (int i = 0; i < declarations.count(); i++) {
75 const QXmlStreamNamespaceDeclaration declaration = declarations.at(i);
76
77 const QXmlName::PrefixCode prefixCode = m_namePool->allocatePrefix(prefix: declaration.prefix().toString());
78 const QXmlName::NamespaceCode namespaceCode = m_namePool->allocateNamespace(uri: declaration.namespaceUri().toString());
79 m_ns.insert(akey: prefixCode, avalue: namespaceCode);
80 }
81}
82
83void NamespaceSupport::setTargetNamespace(const QXmlName::NamespaceCode namespaceCode)
84{
85 m_ns.insert(akey: 0, avalue: namespaceCode);
86}
87
88QXmlName::PrefixCode NamespaceSupport::prefix(const QXmlName::NamespaceCode namespaceCode) const
89{
90 NamespaceHash::const_iterator itc, it = m_ns.constBegin();
91 while ((itc=it) != m_ns.constEnd()) {
92 ++it;
93 if (*itc == namespaceCode)
94 return itc.key();
95 }
96 return 0;
97}
98
99QXmlName::NamespaceCode NamespaceSupport::uri(const QXmlName::PrefixCode prefixCode) const
100{
101 return m_ns.value(akey: prefixCode);
102}
103
104bool NamespaceSupport::processName(const QString& qname, NameType type, QXmlName &name) const
105{
106 int len = qname.size();
107 const QChar *data = qname.constData();
108 for (int pos = 0; pos < len; ++pos) {
109 if (data[pos] == QLatin1Char(':')) {
110 const QXmlName::PrefixCode prefixCode = m_namePool->allocatePrefix(prefix: qname.left(n: pos));
111 if (!m_ns.contains(akey: prefixCode))
112 return false;
113 const QXmlName::NamespaceCode namespaceCode = uri(prefixCode);
114 const QXmlName::LocalNameCode localNameCode = m_namePool->allocateLocalName(ln: qname.mid(position: pos + 1));
115 name = QXmlName(namespaceCode, localNameCode, prefixCode);
116 return true;
117 }
118 }
119
120 // there was no ':'
121 QXmlName::NamespaceCode namespaceCode = 0;
122 // attributes don't take default namespace
123 if (type == ElementName && !m_ns.isEmpty()) {
124 namespaceCode = m_ns.value(akey: 0); // get default namespace
125 }
126
127 const QXmlName::LocalNameCode localNameCode = m_namePool->allocateLocalName(ln: qname);
128 name = QXmlName(namespaceCode, localNameCode, 0);
129
130 return true;
131}
132
133void NamespaceSupport::pushContext()
134{
135 m_nsStack.push(t: m_ns);
136}
137
138void NamespaceSupport::popContext()
139{
140 m_ns.clear();
141 if(!m_nsStack.isEmpty())
142 m_ns = m_nsStack.pop();
143}
144
145QList<QXmlName> NamespaceSupport::namespaceBindings() const
146{
147 QList<QXmlName> bindings;
148
149 for (auto it = m_ns.cbegin(), end = m_ns.cend(); it != end; ++it)
150 bindings.append(t: QXmlName(it.value(), StandardLocalNames::empty, it.key()));
151
152 return bindings;
153}
154
155QT_END_NAMESPACE
156

source code of qtxmlpatterns/src/xmlpatterns/schema/qnamespacesupport.cpp