Qt 4.8
qassemblestringfns.cpp
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41 
42 #include "qcommonvalues_p.h"
43 #include "qpatternistlocale_p.h"
44 #include "qschemanumeric_p.h"
45 #include "qatomicstring_p.h"
47 
48 #include "qassemblestringfns_p.h"
49 
51 
52 using namespace QPatternist;
53 
54 /*
55  * Determines whether @p cp is a valid XML 1.0 character.
56  *
57  * @see <a href="http://www.w3.org/TR/REC-xml/#charsets">Extensible Markup
58  * Language (XML) 1.0 (Third Edition)2.2 Characters</a>
59  */
60 static inline bool isValidXML10Char(const qint32 cp)
61 {
62  /* [2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] |
63  * [#xE000-#xFFFD] | [#x10000-#x10FFFF]
64  */
65  return (cp == 0x9 ||
66  cp == 0xA ||
67  cp == 0xD ||
68  (0x20 <= cp && cp <= 0xD7FF) ||
69  (0xE000 <= cp && cp <= 0xFFFD) ||
70  (0x10000 <= cp && cp <= 0x10FFFF));
71 }
72 
74 {
76 
77  if(!it)
79 
80  QString retval;
81  Item item(it->next());
82  while(item)
83  {
84  const qint32 cp = static_cast<qint32>(item.as<Numeric>()->toInteger());
85 
86  if(!isValidXML10Char(cp))
87  {
88  context->error(QtXmlPatterns::tr("%1 is not a valid XML 1.0 character.")
89  .arg(formatData(QLatin1String("0x") +
90  QString::number(cp, 16))),
92 
94  }
95  retval.append(QChar(cp));
96  item = it->next();
97  }
98 
99  return AtomicString::fromValue(retval);
100 }
101 
103 {
104  const Item item(m_operands.first()->evaluateSingleton(context));
105  if(!item)
107 
108  const QString str(item.stringValue());
109  if(str.isEmpty())
111  else
112  return Item::Iterator::Ptr(new ToCodepointsIterator(str));
113 }
114 
static QString number(int, int base=10)
This is an overloaded member function, provided for convenience. It differs from the above function o...
Definition: qstring.cpp:6448
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
int qint32
Definition: qglobal.h:937
Contains classes implementing the functions found in XQuery 1.0 and XPath 2.0 Functions and Operators...
static bool isValidXML10Char(const qint32 cp)
#define it(className, varName)
QLatin1String(DBUS_INTERFACE_DBUS))) Q_GLOBAL_STATIC_WITH_ARGS(QString
The QString class provides a Unicode character string.
Definition: qstring.h:83
static const EmptyIterator< Item >::Ptr emptyIterator
The QChar class provides a 16-bit Unicode character.
Definition: qchar.h:72
static AtomicString::Ptr fromValue(const QString &value)
QExplicitlySharedDataPointer< QAbstractXmlForwardIterator< Item > > Ptr
A smart pointer wrapping an instance of a QAbstractXmlForwardIterator subclass.
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
void error(const QString &message, const ReportContext::ErrorCode errorCode, const QSourceLocation &sourceLocation)
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
The namespace for the internal API of QtXmlPatterns.
static QString formatData(const QString &data)
T & first()
Returns a reference to the first item in the list.
Definition: qlist.h:282
QString & append(QChar c)
Definition: qstring.cpp:1777
Contains functions used for formatting arguments, such as keywords and paths, in translated strings...
Represents an item in the XPath 2.0 Data Model.
Definition: qitem_p.h:182
Base class for all numeric values.
virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const
Contains class Numeric. This file was originally called qnumeric_p.h, but various build systems canno...
static const AtomicValue::Ptr EmptyString
Represents a stream of Unicode codepoints, which are computed from a string.
virtual Item evaluateSingleton(const DynamicContext::Ptr &context) const
virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const