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39
40#include "qbuiltintypes_p.h"
41#include "qcommonnamespaces_p.h"
42#include "qcommonsequencetypes_p.h"
43#include "qpatternistlocale_p.h"
44#include "qqnamevalue_p.h"
45#include "qatomicstring_p.h"
46
47#include "qattributenamevalidator_p.h"
48
49QT_BEGIN_NAMESPACE
50
51using namespace QPatternist;
52
53AttributeNameValidator::AttributeNameValidator(const Expression::Ptr &source) : SingleContainer(source)
54{
55}
56
57Item AttributeNameValidator::evaluateSingleton(const DynamicContext::Ptr &context) const
58{
59 const Item name(m_operand->evaluateSingleton(context));
60 const QXmlName qName(name.as<QNameValue>()->qName());
61
62 if(qName.namespaceURI() == StandardNamespaces::xmlns)
63 {
64 context->error(message: QtXmlPatterns::tr(sourceText: "The namespace URI in the name for a "
65 "computed attribute cannot be %1.")
66 .arg(a: formatURI(uri: CommonNamespaces::XMLNS)),
67 errorCode: ReportContext::XQDY0044, reflection: this);
68 return Item(); /* Silence warning. */
69 }
70 else if(qName.namespaceURI() == StandardNamespaces::empty &&
71 qName.localName() == StandardLocalNames::xmlns)
72 {
73 context->error(message: QtXmlPatterns::tr(sourceText: "The name for a computed attribute "
74 "cannot have the namespace URI %1 "
75 "with the local name %2.")
76 .arg(a: formatURI(uri: CommonNamespaces::XMLNS))
77 .arg(a: formatKeyword(keyword: "xmlns")),
78 errorCode: ReportContext::XQDY0044, reflection: this);
79 return Item(); /* Silence warning. */
80 }
81 else if(!qName.hasPrefix() && qName.hasNamespace())
82 {
83 return Item(QNameValue::fromValue(np: context->namePool(),
84 name: QXmlName(qName.namespaceURI(), qName.localName(), StandardPrefixes::ns0)));
85 }
86 else
87 return name;
88}
89
90SequenceType::Ptr AttributeNameValidator::staticType() const
91{
92 return m_operand->staticType();
93}
94
95SequenceType::List AttributeNameValidator::expectedOperandTypes() const
96{
97 SequenceType::List result;
98 result.append(t: CommonSequenceTypes::ExactlyOneQName);
99 return result;
100}
101
102ExpressionVisitorResult::Ptr AttributeNameValidator::accept(const ExpressionVisitor::Ptr &visitor) const
103{
104 return visitor->visit(this);
105}
106
107QT_END_NAMESPACE
108

source code of qtxmlpatterns/src/xmlpatterns/expr/qattributenamevalidator.cpp