1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef cmXMLWiter_h
#define cmXMLWiter_h
#include "cmConfigure.h" // IWYU pragma: keep
#include "cmXMLSafe.h"
#include <chrono>
#include <ctime>
#include <ostream>
#include <stack>
#include <string>
#include <vector>
class cmXMLWriter
{
public:
cmXMLWriter(std::ostream& output, std::size_t level = 0);
~cmXMLWriter();
cmXMLWriter(cmXMLWriter const&) = delete;
cmXMLWriter& operator=(cmXMLWriter const&) = delete;
void StartDocument(const char* encoding = "UTF-8");
void EndDocument();
void StartElement(std::string const& name);
void EndElement();
void BreakAttributes();
template <typename T>
void Attribute(const char* name, T const& value)
{
this->PreAttribute();
this->Output << name << "=\"" << SafeAttribute(value) << '"';
}
void Element(const char* name);
template <typename T>
void Element(std::string const& name, T const& value)
{
this->StartElement(name);
this->Content(value);
this->EndElement();
}
template <typename T>
void Content(T const& content)
{
this->PreContent();
this->Output << SafeContent(content);
}
void Comment(const char* comment);
void CData(std::string const& data);
void Doctype(const char* doctype);
void ProcessingInstruction(const char* target, const char* data);
void FragmentFile(const char* fname);
void SetIndentationElement(std::string const& element);
private:
void ConditionalLineBreak(bool condition);
void PreAttribute();
void PreContent();
void CloseStartElement();
private:
static cmXMLSafe SafeAttribute(const char* value)
{
return cmXMLSafe(value);
}
static cmXMLSafe SafeAttribute(std::string const& value)
{
return cmXMLSafe(value);
}
template <typename T>
static T SafeAttribute(T value)
{
return value;
}
static cmXMLSafe SafeContent(const char* value)
{
return cmXMLSafe(value).Quotes(false);
}
static cmXMLSafe SafeContent(std::string const& value)
{
return cmXMLSafe(value).Quotes(false);
}
/*
* Convert a std::chrono::system::time_point to the number of seconds since
* the UN*X epoch.
*
* It would be tempting to convert a time_point to number of seconds by
* using time_since_epoch(). Unfortunately the C++11 standard does not
* specify what the epoch of the system_clock must be.
* Therefore we must assume it is an arbitrary point in time. Instead of this
* method, it is recommended to convert it by means of the to_time_t method.
*/
static std::time_t SafeContent(
std::chrono::system_clock::time_point const& value)
{
return std::chrono::system_clock::to_time_t(value);
}
template <typename T>
static T SafeContent(T value)
{
return value;
}
private:
std::ostream& Output;
std::stack<std::string, std::vector<std::string>> Elements;
std::string IndentationElement;
std::size_t Level;
std::size_t Indent;
bool ElementOpen;
bool BreakAttrib;
bool IsContent;
};
class cmXMLElement; // IWYU pragma: keep
class cmXMLDocument
{
public:
cmXMLDocument(cmXMLWriter& xml)
: xmlwr(xml)
{
xmlwr.StartDocument();
}
~cmXMLDocument() { xmlwr.EndDocument(); }
cmXMLDocument(const cmXMLDocument&) = delete;
cmXMLDocument& operator=(const cmXMLDocument&) = delete;
private:
friend class cmXMLElement;
cmXMLWriter& xmlwr;
};
class cmXMLElement
{
public:
cmXMLElement(cmXMLWriter& xml, const char* tag)
: xmlwr(xml)
{
xmlwr.StartElement(tag);
}
cmXMLElement(cmXMLElement& par, const char* tag)
: xmlwr(par.xmlwr)
{
xmlwr.StartElement(tag);
}
cmXMLElement(cmXMLDocument& doc, const char* tag)
: xmlwr(doc.xmlwr)
{
xmlwr.StartElement(tag);
}
~cmXMLElement() { xmlwr.EndElement(); }
cmXMLElement(const cmXMLElement&) = delete;
cmXMLElement& operator=(const cmXMLElement&) = delete;
template <typename T>
cmXMLElement& Attribute(const char* name, T const& value)
{
xmlwr.Attribute(name, value);
return *this;
}
template <typename T>
void Content(T const& content)
{
xmlwr.Content(content);
}
template <typename T>
void Element(std::string const& name, T const& value)
{
xmlwr.Element(name, value);
}
void Comment(const char* comment) { xmlwr.Comment(comment); }
private:
cmXMLWriter& xmlwr;
};
#endif
|
