2 * Copyright (C) 2012 Andy Spencer <andy753421@gmail.com>
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
26 event_t *name##_events(date_t start, date_t end); \
27 todo_t *name##_todos(date_t start, date_t end)
41 /* Merge events and todos */
42 static void add_event(event_t **first, event_t **last, event_t **next)
45 (*last)->next = *next;
49 (*next) = (*next)->next;
52 static void add_todo(todo_t **first, todo_t **last, todo_t **next)
55 (*last)->next = *next;
59 (*next) = (*next)->next;
62 static event_t *merge_events(event_t *a, event_t *b)
64 event_t *first = NULL, *last = NULL;
66 if (compare(&a->start, &b->start) <= 0)
67 add_event(&first, &last, &a);
69 add_event(&first, &last, &b);
70 while (a) add_event(&first, &last, &a);
71 while (b) add_event(&first, &last, &b);
75 static todo_t *merge_todos(todo_t *a, todo_t *b)
77 todo_t *first = NULL, *last = NULL;
79 if (compare(&a->start, &b->start) <= 0)
80 add_todo(&first, &last, &a);
82 add_todo(&first, &last, &b);
83 while (a) add_todo(&first, &last, &a);
84 while (b) add_todo(&first, &last, &b);
91 /* Load a year's worth of data */
92 cal_load(YEAR-1, DEC, 31-7, 366+7+7);
95 for (event_t *e = EVENTS; e; e = e->next)
96 debug("event: %04d-%02d-%02d %02d:%02d: %s - %s",
97 e->start.year, e->start.month, e->start.day,
98 e->start.hour, e->start.min, e->name, e->desc);
99 for (todo_t *e = TODOS; e; e = e->next)
100 debug("todo: %04d-%02d-%02d %02d:%02d: %s - %s",
101 e->start.year, e->start.month, e->start.day,
102 e->start.hour, e->start.min, e->name, e->desc);
105 /* Load events and todos */
106 void cal_load(year_t year, month_t month, day_t day, int days)
109 month_t emonth = month;
111 add_days(&eyear, &emonth, &eday, days);
113 /* Skip if we already loaded enough info */
114 if (!before(&start, year, month, day, 0, 0) &&
115 before(&end, eyear, emonth, eday, 24, 0))
118 /* Free uneeded data */
121 /* Push dates out a bit to avoid reloading,
122 * enough to at least cover the current year */
123 add_days(&year, &month, &day, -366);
124 add_days(&eyear, &emonth, &eday, 366);
125 start = (date_t){year, month, day};
126 end = (date_t){eyear, emonth, eday};
129 EVENTS = merge_events(
130 dummy_events(start, end),
131 ical_events(start, end));
135 dummy_todos(start, end),
136 ical_todos(start, end));