forked from ic005k/Xplist
-
Notifications
You must be signed in to change notification settings - Fork 0
/
PlistDate.cpp
191 lines (160 loc) · 4.79 KB
/
PlistDate.cpp
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
//
// PlistDate class appropriate for Apple Property Lists (plists). Part of
// the PlistCpp Apple Property List (plist) serialization and parsing
// library.
//
// https://github.com/animetrics/PlistCpp
//
// Copyright (c) 2011 Animetrics Inc. ([email protected])
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#include "PlistDate.hpp"
#include "Plist.hpp" // Plist::Error
#include <stdexcept>
#include <stdio.h>
namespace Plist {
Date::Date()
{
setToCurrentTime();
}
Date::Date(int month, int day, int year, int hour24, int minute, int second, bool UTC)
{
set(month, day, year, hour24, minute, second, UTC);
}
void Date::set(int month, int day, int year, int hour24, int minute, int second, bool UTC)
{
struct tm tmTime;
tmTime.tm_hour = hour24;
tmTime.tm_mday = day;
tmTime.tm_year = year - 1900;
tmTime.tm_sec = second;
tmTime.tm_mon = month - 1;
tmTime.tm_min = minute;
//get proper day light savings.
time_t loc = time(NULL);
struct tm tmLoc = *localtime(&loc);
//std::cout<<"tmLoc.tm_isdst = "<<tmLoc.tm_isdst<<std::endl;
tmTime.tm_isdst = tmLoc.tm_isdst;
if(UTC)
{
//_time = timegm(&tmTime);
tmTime.tm_isdst = 0;
_time = mktime(&tmTime);
if(_time < -1)
throw Error("Plist::Date::set() date invalid");
// don't have timegm for all systems so here's a portable way to do it.
struct tm tmTimeTemp;
#if defined(_WIN32) || defined(_WIN64)
gmtime_s(&tmTimeTemp, &_time);
#else
gmtime_r(&_time, &tmTimeTemp);
#endif
time_t timeTemp = mktime(&tmTimeTemp);
time_t diff = _time - timeTemp;
_time += diff;
}
else
{
_time = mktime(&tmTime);
if(_time < -1)
throw Error("Plist::Date::set() date invalid");
}
}
void Date::setToCurrentTime()
{
_time = time(NULL);
}
time_t Date::secondsSinceDate(const Date& startDate) const
{
return _time - startDate.timeAsEpoch();
}
// returns -1 : first < second
// 0 : first = second
// 1 : first > second
int Date::compare(const Date& first, const Date& second)
{
if(first.timeAsEpoch() < second.timeAsEpoch())
return -1;
else if (first.timeAsEpoch() == second.timeAsEpoch())
return 0;
else
return 1;
}
bool Date::operator > (const Date& rhs) const
{
if(compare(*this, rhs) == 1)
return true;
else
return false;
}
bool Date::operator < (const Date& rhs) const
{
if(compare(*this, rhs) == -1)
return true;
else
return false;
}
bool Date::operator == (const Date& rhs) const
{
if(compare(*this, rhs) == 0)
return true;
else
return false;
}
// iso 8601 date string convention
std::string Date::timeAsXMLConvention() const
{
char result[21];
struct tm tmTime;
// use thread safe versions here. Notice that arguments
// are reversed for windows version
#if defined(_WIN32) || defined(_WIN64)
gmtime_s(&tmTime, &_time);
#else
gmtime_r(&_time, &tmTime);
#endif
// %F and %T not portable so using %Y-%m-%d and %H:%M:%S instead
strftime(&result[0], 21, "%Y-%m-%dT%H:%M:%SZ", &tmTime);
return std::string(&result[0]);
}
// iso 8601 date string convention
void Date::setTimeFromXMLConvention(const std::string& timeString)
{
int month, day, year, hour24, minute, second;
// parse date string. E.g. 2011-09-25T02:31:04Z
sscanf(timeString.c_str(), "%4d-%2d-%2dT%2d:%2d:%2dZ", &year, &month, &day, &hour24, &minute, &second);
set(month, day, year, hour24, minute, second, true);
}
// Apple epoch is # of seconds since 01-01-2001. So we need to add the
// number of seconds since 01-01-1970 which is proper unix epoch
void Date::setTimeFromAppleEpoch(double appleTime)
{
_time = time_t(978307200 + appleTime);
}
time_t Date::timeAsEpoch() const
{
return _time;
}
// We need to subtract the number of seconds between 01-01-2001 and
// 01-01-1970 to get Apple epoch from unix epoch
double Date::timeAsAppleEpoch() const
{
return ((double) _time - 978307200);
}
}