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6** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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38****************************************************************************/
39
40#include "qboolean_p.h"
41#include "qcommonvalues_p.h"
42#include "qliteral_p.h"
43#include "qatomicstring_p.h"
44
45#include "qsubstringfns_p.h"
46
47QT_BEGIN_NAMESPACE
48
49using namespace QPatternist;
50
51Item ContainsFN::evaluateSingleton(const DynamicContext::Ptr &context) const
52{
53 const Item op1(m_operands.first()->evaluateSingleton(context));
54 QString str1;
55
56 if(op1)
57 str1 = op1.stringValue();
58
59 const Item op2(m_operands.at(i: 1)->evaluateSingleton(context));
60 QString str2;
61
62 if(op2)
63 str2 = op2.stringValue();
64
65 if(str2.isEmpty())
66 return CommonValues::BooleanTrue;
67
68 if(str1.isEmpty())
69 return CommonValues::BooleanFalse;
70
71 return Boolean::fromValue(value: str1.contains(s: str2, cs: caseSensitivity()));
72}
73
74Item StartsWithFN::evaluateSingleton(const DynamicContext::Ptr &context) const
75{
76 const Item op1(m_operands.first()->evaluateSingleton(context));
77 QString str1;
78
79 if(op1)
80 str1 = op1.stringValue();
81
82 const Item op2(m_operands.at(i: 1)->evaluateSingleton(context));
83 QString str2;
84
85 if(op2)
86 str2 = op2.stringValue();
87
88 if(str2.isEmpty())
89 return CommonValues::BooleanTrue;
90
91 if(str1.isEmpty())
92 return CommonValues::BooleanFalse;
93
94 return Boolean::fromValue(value: str1.startsWith(s: str2, cs: caseSensitivity()));
95}
96
97Item EndsWithFN::evaluateSingleton(const DynamicContext::Ptr &context) const
98{
99 const Item op1(m_operands.first()->evaluateSingleton(context));
100 QString str1;
101
102 if(op1)
103 str1 = op1.stringValue();
104
105 const Item op2(m_operands.at(i: 1)->evaluateSingleton(context));
106 QString str2;
107
108 if(op2)
109 str2 = op2.stringValue();
110
111 if(str2.isEmpty())
112 return CommonValues::BooleanTrue;
113
114 if(str1.isEmpty())
115 return CommonValues::BooleanFalse;
116
117 return Boolean::fromValue(value: str1.endsWith(s: str2, cs: caseSensitivity()));
118}
119
120Item SubstringBeforeFN::evaluateSingleton(const DynamicContext::Ptr &context) const
121{
122 const Item op1(m_operands.first()->evaluateSingleton(context));
123 QString str1;
124
125 if(op1)
126 str1 = op1.stringValue();
127
128 const Item op2(m_operands.at(i: 1)->evaluateSingleton(context));
129 QString str2;
130
131 if(op2)
132 str2 = op2.stringValue();
133
134 const int pos = str1.indexOf(s: str2);
135 if(pos == -1)
136 return CommonValues::EmptyString;
137
138 return AtomicString::fromValue(value: QString(str1.left(n: pos)));
139}
140
141Item SubstringAfterFN::evaluateSingleton(const DynamicContext::Ptr &context) const
142{
143 const Item op1(m_operands.first()->evaluateSingleton(context));
144 QString str1;
145
146 if(op1)
147 str1 = op1.stringValue();
148
149 const Item op2(m_operands.at(i: 1)->evaluateSingleton(context));
150 QString str2;
151
152 if(op2)
153 str2 = op2.stringValue();
154
155 if(str2.isEmpty())
156 {
157 if(op1)
158 return op1;
159 else
160 return CommonValues::EmptyString;
161 }
162
163 const int pos = str1.indexOf(s: str2);
164
165 if(pos == -1)
166 return CommonValues::EmptyString;
167
168 return AtomicString::fromValue(value: QString(str1.right(n: str1.length() - (pos + str2.length()))));
169}
170
171QT_END_NAMESPACE
172

source code of qtxmlpatterns/src/xmlpatterns/functions/qsubstringfns.cpp