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/*
* 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 "versit/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 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 */
} 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);
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
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