aboutsummaryrefslogtreecommitdiffstats
path: root/calendar/pcs/calobj.h
blob: fbc92a41c50d1da2321fc942c9de9ecf90711b91 (plain) (blame)
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
203
204
205
206
207
208
209
210
211
212
213
214
215
/*
 * Internal representation of a Calendar object.  This is modeled after the
 * iCalendar/vCalendar specificiation
 *
 * Authors: Miguel de Icaza (miguel@gnu.org)
 *          Federico Mena (quartic@gimp.org).
 */
#ifndef CALOBJ_H
#define CALOBJ_H

#include <libgnome/libgnome.h>
#include "../libversit/vcc.h"

BEGIN_GNOME_DECLS

enum AlarmType {
    ALARM_MAIL,
    ALARM_PROGRAM,
    ALARM_DISPLAY,
    ALARM_AUDIO
};

enum AlarmUnit {
    ALARM_MINUTES,
    ALARM_HOURS,
    ALARM_DAYS
};

typedef struct {
    enum AlarmType type;
    int            enabled;
    int            count;
    enum AlarmUnit units;
    char           *data;

    /* Does not get saved, internally used */
    time_t         offset;
    time_t         trigger;

    int            snooze_secs;
    int        snooze_repeat;
    
    /* Widgets */
    void           *w_count;      /* A GtkEntry */
    void           *w_enabled;    /* A GtkChecButton */
    void           *w_timesel;    /* A GtkMenu */
    void           *w_entry;      /* A GnomeEntryFile/GtkEntry for PROGRAM/MAIL */
    void           *w_label;
} CalendarAlarm;

/* Calendar object type */
typedef enum {
    ICAL_EVENT,
    ICAL_TODO,
    ICAL_JOURNAL,
    ICAL_FBREQUEST,
    ICAL_FBREPLY,
    ICAL_BUSYTIME,
    ICAL_TIMEZONE
} iCalType;

/* For keys that might contain binary or text/binary */
typedef struct {
    char *data;
    int  len;
} iCalValue;

typedef enum {
    ICAL_PILOT_SYNC_NONE = 0,
    ICAL_PILOT_SYNC_MOD  = 1,
    ICAL_PILOT_SYNC_DEL  = 3
} iCalPilotState;

typedef struct {
    int     valid;      /* true if the Geography was specified */
    double  latitude;
    double  longitude;
} iCalGeo;

typedef enum {
    ICAL_OPAQUE,
    ICAL_TRANSPARENT
} iCalTransp;

typedef char NotYet;

enum RecurType {
    RECUR_DAILY,
    RECUR_WEEKLY,
    RECUR_MONTHLY_BY_POS,
    RECUR_MONTHLY_BY_DAY,
    RECUR_YEARLY_BY_MONTH,
    RECUR_YEARLY_BY_DAY,
};

#define DAY_LASTDAY 10000

typedef struct {
    enum RecurType type;

    int            interval;

    /* Used for recur computation */
    time_t         enddate; /* If the value is zero, it is an infinite event
                 * otherwise, it is either the _enddate value (if
                 * this is what got specified)  or it is our computed
                 * ending date (computed from the duration item).
                 */

    int            weekday;

    union {
        int    month_pos;
        int    month_day;
    } u;

    int            duration;
    time_t         _enddate; /* As found on the vCalendar file */
    int            __count;
} Recurrence;

#define IS_INFINITE(r) (r->duration == 0)

/* Flags to indicate what has changed in an object */
typedef enum {
    CHANGE_NEW     = 1 << 0,    /* new object */
    CHANGE_SUMMARY = 1 << 1,    /* summary */
    CHANGE_DATES   = 1 << 2,    /* dtstart / dtend */
    CHANGE_ALL     = CHANGE_SUMMARY | CHANGE_DATES
} CalObjectChange;

/*
 * This describes an iCalendar object, note that we never store durations, instead we
 * always compute the end time computed from the start + duration.
 */
typedef struct {
    iCalType      type;

    GList         *attach;      /* type: one or more URIs or binary data */
    GList         *attendee;    /* type: CAL-ADDRESS */
    GList         *categories;  /* type: one or more TEXT */
    char          *class;

    char          *comment;     /* we collapse one or more TEXTs into one */
    time_t        completed;
    time_t        created;
    GList         *contact;     /* type: one or more TEXT */
    time_t        dtstamp;
    time_t        dtstart;
    time_t        dtend;
    GList         *exdate;      /* type: one or more time_t's */
    GList         *exrule;      /* type: one or more RECUR */
    iCalGeo       geo;
    time_t        last_mod;
    char          *location;
    char          *organizer;
    int           percent;
    int           priority;
    char          *rstatus;         /* request status for freebusy */
    GList         *related;     /* type: one or more TEXT */
    GList         *resources;   /* type: one or more TEXT */
    GList         *rdate;       /* type: one or more recurrence date */
    GList         *rrule;       /* type: one or more recurrence rules */
    int           seq;
    char          *status;
    char          *summary;
    iCalTransp    transp;
    char          *uid;
    char          *url;
    time_t        recurid;

    CalendarAlarm dalarm;
    CalendarAlarm aalarm;
    CalendarAlarm palarm;
    CalendarAlarm malarm;

    Recurrence    *recur;
    
    int new;
    void *user_data;        /* Generic data pointer */

    /* Pilot */
    iCalPilotState pilot_status;    /* Status information */
    guint32            pilot_id;        /* Pilot ID */
} iCalObject;

/* The callback for the recurrence generator */
typedef int (*calendarfn) (iCalObject *, time_t, time_t, void *);

iCalObject *ical_new                        (char *comment, char *organizer, char *summary);
iCalObject *ical_object_new                 (void);
iCalObject *ical_object_new_from_string     (const char *vcalendar_string);
void        ical_object_destroy             (iCalObject *ico);
iCalObject *ical_object_create_from_vobject (VObject *obj, const char *object_name);
VObject    *ical_object_to_vobject          (iCalObject *ical);
iCalObject *ical_object_duplicate           (iCalObject *o);
void        ical_foreach                    (GList *events, calendarfn fn, void *closure);
void        ical_object_generate_events     (iCalObject *ico, time_t start, time_t end, calendarfn cb, void *closure);
void        ical_object_add_exdate          (iCalObject *o, time_t t);

/* Computes the enddate field of the recurrence based on the duration */
void        ical_object_compute_end         (iCalObject *ico);

/* Returns the first toggled day in a weekday mask -- we do this because we do not support multiple
 * days on a monthly-by-pos recurrence.  If no days are toggled, it returns -1.
 */
int ical_object_get_first_weekday (int weekday_mask);

/* Returns the number of seconds configured to trigger the alarm in advance to an event */
int         alarm_compute_offset (CalendarAlarm *a);

END_GNOME_DECLS

#endif