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
|
/* -*- Mode: C -*-
======================================================================
FILE: recur.c
CREATOR: ebusboom 8jun00
DESCRIPTION:
Test program for expanding recurrences. Run as:
./recur ../../test-data/recur.txt
(C) COPYRIGHT 1999 Eric Busboom
http://www.softwarestudio.org
The contents of this file are subject to the Mozilla Public License
Version 1.0 (the "License"); you may not use this file except in
compliance with the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/
Software distributed under the License is distributed on an "AS IS"
basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
the License for the specific language governing rights and
limitations under the License.
======================================================================*/
#include <assert.h>
#include <string.h> /* for strdup */
#include <stdlib.h> /* for malloc */
#include <stdio.h> /* for printf */
#include <time.h> /* for time() */
#include <signal.h> /* for signal */
#ifndef WIN32
#include <unistd.h> /* for alarm */
#endif
#include <libical/ical.h>
#include <libicalss/icalss.h>
#ifdef WIN32
#define snprintf _snprintf
#define strcasecmp stricmp
#endif
static void sig_alrm(int i){
fprintf(stderr,"Could not get lock on file\n");
exit(1);
}
static void recur_callback(icalcomponent *comp,
struct icaltime_span *span,
void *data)
{
printf("cb: %s", ctime(&span->start));
printf(" %s\n", ctime(&span->end));
}
int main(int argc, char *argv[])
{
icalset *cin;
struct icaltimetype next;
icalcomponent *itr;
icalproperty *desc, *dtstart, *rrule;
struct icalrecurrencetype recur;
icalrecur_iterator* ritr;
time_t tt;
char* file;
icalerror_set_error_state(ICAL_PARSE_ERROR, ICAL_ERROR_NONFATAL);
#ifndef WIN32
signal(SIGALRM,sig_alrm);
#endif
if (argc <= 1){
file = "../../test-data/recur.txt";
} else if (argc == 2){
file = argv[1];
} else {
fprintf(stderr,"usage: recur [input file]\n");
exit(1);
}
#ifndef WIN32
alarm(300); /* to get file lock */
#endif
cin = icalfileset_new(file);
#ifndef WIN32
alarm(0);
#endif
if(cin == 0){
fprintf(stderr,"recur: can't open file %s\n",file);
exit(1);
}
for (itr = icalfileset_get_first_component(cin);
itr != 0;
itr = icalfileset_get_next_component(cin)){
struct icaltimetype start = icaltime_from_timet(1,0);
struct icaltimetype end = icaltime_today();
desc = icalcomponent_get_first_property(itr,ICAL_DESCRIPTION_PROPERTY);
dtstart = icalcomponent_get_first_property(itr,ICAL_DTSTART_PROPERTY);
rrule = icalcomponent_get_first_property(itr,ICAL_RRULE_PROPERTY);
if (desc == 0 || dtstart == 0 || rrule == 0){
printf("\n******** Error in input component ********\n");
printf("The following component is malformed:\n %s\n",
icalcomponent_as_ical_string(itr));
continue;
}
printf("\n\n#### %s\n",icalproperty_get_description(desc));
printf("#### %s\n",icalvalue_as_ical_string(icalproperty_get_value(rrule)));
recur = icalproperty_get_rrule(rrule);
start = icalproperty_get_dtstart(dtstart);
ritr = icalrecur_iterator_new(recur,start);
tt = icaltime_as_timet(start);
printf("#### %s\n",ctime(&tt ));
icalrecur_iterator_free(ritr);
for(ritr = icalrecur_iterator_new(recur,start),
next = icalrecur_iterator_next(ritr);
!icaltime_is_null_time(next);
next = icalrecur_iterator_next(ritr)){
tt = icaltime_as_timet(next);
printf(" %s",ctime(&tt ));
}
icalrecur_iterator_free(ritr);
icalcomponent_foreach_recurrence(itr, start, end,
recur_callback, NULL);
}
icalset_free(cin);
icaltimezone_free_builtin_timezones();
icalmemory_free_ring();
free_zone_directory();
return 0;
}
|
