summaryrefslogtreecommitdiffstats
path: root/src/ui-day.c
blob: 1a485f61489fd5d57dc0b3a489aff36ba117898d (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
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
/*
 * Calcurse - text-based organizer
 *
 * Copyright (c) 2004-2017 calcurse Development Team <misc@calcurse.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the
 *        following disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the
 *        following disclaimer in the documentation and/or other
 *        materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Send your feedback or comments to : misc@calcurse.org
 * Calcurse home page : http://calcurse.org
 *
 */

#include "calcurse.h"

struct day_item day_cut[38] = { {0, 0, {NULL}} };

struct day_item *ui_day_selitem(void)
{
	if (day_item_count(0) <= 0)
		return NULL;

	return day_get_item(listbox_get_sel(&lb_apt));
}

void ui_day_set_selitem_by_aptev_ptr(union aptev_ptr p)
{
	int n = day_get_position_by_aptev_ptr(p);
	if (n >= 0)
		listbox_set_sel(&lb_apt, n);
}

void ui_day_set_selitem(struct day_item *day)
{
	ui_day_set_selitem_by_aptev_ptr(day->item);
}

/*
 * Request the user to enter a new start time.
 * Input: start time and duration in seconds.
 * Output: return value is new start time.
 * If move = 1, the new start time is for a move, and duration is passed on
 * for validation of the new end time.
 * If move = 0, the new end time is calculated by the caller.
 */
static int day_edit_time(int start, int duration, int move)
{
	const char *msg_time = _("Enter start date [%s] and/or time ([hh:mm] or [hhmm]):");
	const char *enter_str = _("Press [Enter] to continue");
	const char *fmt_msg = _("Invalid date or time.");
	char *input, *outstr;
	time_t ts;
	int ret;

	asprintf(&outstr, "%s %s", DATEFMT(conf.input_datefmt), "%H:%M");
	input = date_sec2date_str(start, outstr);
	mem_free(outstr);
	for (;;) {
		asprintf(&outstr, msg_time, DATEFMT_DESC(conf.input_datefmt));
		status_mesg(outstr, "");
		mem_free(outstr);
		if (updatestring(win[STA].p, &input, 0, 1) != GETSTRING_VALID) {
			ret = 0;
			break;
		}
		ts = start;
		if (parse_datetime(input, &ts, move ? duration : 0)) {
			ret = ts;
			break;
		}
		status_mesg(fmt_msg, enter_str);
		keys_wait_for_any_key(win[KEY].p);
	}
	mem_free(input);
	return ret;
}

/*
 * Change start time or move an item.
 * Input/output: start and dur.
 * If move = 0, end time is fixed, and the new duration is calculated
 * when the new start time is known.
 * If move = 1, duration is fixed, but passed on for validation of new end time.
 */
static void update_start_time(long *start, long *dur, int move)
{
	long newtime;
	const char *msg_wrong_time =
	    _("Invalid time: start time must come before end time!");
	const char *msg_enter = _("Press [Enter] to continue");

	for (;;) {
		newtime = day_edit_time(*start, *dur, move);
		if (!newtime)
			break;
		if (move) {
			*start = newtime;
			break;
		} else {
			if (newtime <= *start + *dur) {
				*dur -= (newtime - *start);
				*start = newtime;
				break;
			}
		}
		status_mesg(msg_wrong_time, msg_enter);
		keys_wgetch(win[KEY].p);
	}
	return;
}

/* Request the user to enter a new end time or duration. */
static void update_duration(long *start, long *dur)
{
	const char *msg_time =
	    _("Enter end date (and/or time) or duration ('?' for input formats):");
	const char *msg_help_1 =
		_("Date: %s, year or month may be omitted.");
	const char *msg_help_2 =
		_("Time: hh:mm (hh: or :mm) or hhmm. Duration: +mm, +hh:mm, +??d??h??m.");
	const char *enter_str = _("Press [Enter] to continue");
	const char *fmt_msg_1 = _("Invalid time or duration.");
	const char *fmt_msg_2 = _("Invalid date: end time must come after start time.");
	long end;
	unsigned newdur;
	char *timestr, *outstr;

	if (*dur > 0) {
		end = *start + *dur;
		asprintf(&outstr, "%s %s", DATEFMT(conf.input_datefmt), "%H:%M");
		timestr = date_sec2date_str(end, outstr);
		mem_free(outstr);
	} else {
		timestr = mem_strdup("");
	}

	for (;;) {
		int ret, early = 0;
		status_mesg(msg_time, "");
		ret = updatestring(win[STA].p, &timestr, 0, 1);
		if (ret == GETSTRING_ESC)
			return;
		if (*(timestr + strlen(timestr) - 1) == '?') {
			asprintf(&outstr, "%s %s", DATEFMT(conf.input_datefmt), "%H:%M");
			timestr = date_sec2date_str(end, outstr);
			asprintf(&outstr, msg_help_1, DATEFMT_DESC(conf.input_datefmt));
			status_mesg(outstr, msg_help_2);
			mem_free(outstr);
			keys_wgetch(win[KEY].p);
			continue;
		}
		if (ret == GETSTRING_RET) {
			newdur = 0;
			break;
		}
		if (*timestr == '+') {
			if (parse_duration(timestr + 1, &newdur, *start)) {
				newdur *= MININSEC;
				break;
			}
		} else {
			int val = 1;
			ret = parse_datetime(timestr, &end, 0);
			/*
			 * If same day and end time is earlier than start time,
			 * assume that it belongs to the next day.
			 */
			if (ret == PARSE_DATETIME_HAS_TIME && end < *start) {
				end = date_sec_change(end, 0, 1);
				/* Still valid? */
				val = check_sec(&end);
			}
			if (ret && val && *start <= end) {
				newdur = end - *start;
				break;
			}
			/* Valid format, but too early? */
			early = ret && val && end < *start;
		}
		status_mesg(early ? fmt_msg_2 : fmt_msg_1 , enter_str);
		keys_wgetch(win[KEY].p);
	}
	mem_free(timestr);
	*dur = newdur;
}

static void update_desc(char **desc)
{
	status_mesg(_("Enter the new item description:"), "");
	updatestring(win[STA].p, desc, 0, 1);
}

static void update_rept(struct rpt **rpt, const long start)
{
	/* Update repetition type. */
	int newtype;
	const char *msg_rpt_prefix = _("Enter the new repetition type:");
	const char *msg_rpt_daily = _("(d)aily");
	const char *msg_rpt_weekly = _("(w)eekly");
	const char *msg_rpt_monthly = _("(m)onthly");
	const char *msg_rpt_yearly = _("(y)early");

	/* Find the current repetition type. */
	const char *rpt_current;
	char *msg_rpt_current;
	switch (recur_def2char((*rpt)->type)) {
	case 'D':
		rpt_current = msg_rpt_daily;
		break;
	case 'W':
		rpt_current = msg_rpt_weekly;
		break;
	case 'M':
		rpt_current = msg_rpt_monthly;
		break;
	case 'Y':
		rpt_current = msg_rpt_yearly;
		break;
	default:
		/* NOTREACHED, but makes the compiler happier. */
		rpt_current = msg_rpt_daily;
	}
	asprintf(&msg_rpt_current, _("(currently using %s)"), rpt_current);
	char *msg_rpt_asktype;
	asprintf(&msg_rpt_asktype, "%s %s, %s, %s, %s? %s", msg_rpt_prefix,
		 msg_rpt_daily, msg_rpt_weekly, msg_rpt_monthly,
		 msg_rpt_yearly, msg_rpt_current);
	const char *msg_rpt_choice = _("[dwmy]");
	switch (status_ask_choice(msg_rpt_asktype, msg_rpt_choice, 4)) {
	case 1:
		newtype = 'D';
		break;
	case 2:
		newtype = 'W';
		break;
	case 3:
		newtype = 'M';
		break;
	case 4:
		newtype = 'Y';
		break;
	default:
		goto cleanup;
	}

	/* Update frequency. */
	int newfreq;
	char *freqstr = NULL;
	const char *msg_wrong_freq = _("Invalid frequency.");
	const char *msg_enter = _("Press [Enter] to continue");
	do {
		status_mesg(_("Enter the repetition frequency:"), "");
		mem_free(freqstr);
		asprintf(&freqstr, "%d", (*rpt)->freq);
		if (updatestring(win[STA].p, &freqstr, 0, 1) !=
		    GETSTRING_VALID) {
			goto cleanup;
		}
		newfreq = atoi(freqstr);
		if (newfreq == 0) {
			status_mesg(msg_wrong_freq, msg_enter);
			keys_wait_for_any_key(win[KEY].p);
		}
	}
	while (newfreq == 0);

	/* Update end date. */
	char *timstr = NULL;
	char *outstr = NULL;
	time_t newuntil;
	const char *msg_until_1 =
		_("Enter end date or duration ('?' for input formats):");
	const char *msg_help_1 =
		_("Date: %s (year or month may be omitted). Endless duration: 0.");
	const char *msg_help_2 =
		_("Duration in days: +dd. Duration in weeks and days: +??w??d.");
	const char *msg_wrong_time =
		_("Invalid date: end date must come after start date (%s).");
	const char *msg_wrong_date = _("Invalid date.");

	for (;;) {
		mem_free(timstr);
		timstr = date_sec2date_str((*rpt)->until, DATEFMT(conf.input_datefmt));
		status_mesg(msg_until_1, "");
		if (updatestring(win[STA].p, &timstr, 0, 1) !=
		    GETSTRING_VALID) {
			goto cleanup;
		}
		if (*(timstr + strlen(timstr) - 1) == '?') {
			mem_free(outstr);
			asprintf(&outstr, msg_help_1, DATEFMT_DESC(conf.input_datefmt));
			status_mesg(outstr, msg_help_2);
			keys_wgetch(win[KEY].p);
			continue;
		}
		if (strcmp(timstr, "0") == 0) {
			newuntil = 0;
			break;
		}
		if (*timstr == '+') {
			unsigned days;
			if (!parse_date_duration(timstr + 1, &days, start)) {
				status_mesg(msg_wrong_date, msg_enter);
				keys_wgetch(win[KEY].p);
				continue;
			}
			newuntil = start + days * DAYINSEC;
		} else {
			int year, month, day;
			if (!parse_date(timstr, conf.input_datefmt, &year,
			    &month, &day, ui_calendar_get_slctd_day())) {
				status_mesg(msg_wrong_date, msg_enter);
				keys_wgetch(win[KEY].p);
				continue;
			}
			struct date d = { day, month, year };
			newuntil = date2sec(d, 0, 0);
		}
		if (newuntil >= start)
			break;

		mem_free(timstr);
		mem_free(outstr);
		timstr = date_sec2date_str(start, DATEFMT(conf.input_datefmt));
		asprintf(&outstr, msg_wrong_time, timstr);
		status_mesg(outstr, msg_enter);
		keys_wgetch(win[KEY].p);
	}

	(*rpt)->type = recur_char2def(newtype);
	(*rpt)->freq = newfreq;
	(*rpt)->until = newuntil;

cleanup:
	mem_free(msg_rpt_current);
	mem_free(msg_rpt_asktype);
	mem_free(freqstr);
	mem_free(timstr);
	mem_free(outstr);
}

/* Edit an already existing item. */
void ui_day_item_edit(void)
{
	struct recur_event *re;
	struct event *e;
	struct recur_apoint *ra;
	struct apoint *a;
	int need_check_notify = 0;

	if (day_item_count(0) <= 0)
		return;

	struct day_item *p = ui_day_selitem();

	switch (p->type) {
	case RECUR_EVNT:
		re = p->item.rev;
		const char *choice_recur_evnt[2] = {
			_("Description"),
			_("Repetition"),
		};
		switch (status_ask_simplechoice
			(_("Edit: "), choice_recur_evnt, 2)) {
		case 1:
			update_desc(&re->mesg);
			io_set_modified();
			break;
		case 2:
			update_rept(&re->rpt, re->day);
			io_set_modified();
			break;
		default:
			return;
		}
		break;
	case EVNT:
		e = p->item.ev;
		update_desc(&e->mesg);
		io_set_modified();
		break;
	case RECUR_APPT:
		ra = p->item.rapt;
		const char *choice_recur_appt[5] = {
			_("Start time"),
			_("End time"),
			_("Description"),
			_("Repetition"),
			_("Move"),
		};
		switch (status_ask_simplechoice
			(_("Edit: "), choice_recur_appt, 5)) {
		case 1:
			need_check_notify = 1;
			update_start_time(&ra->start, &ra->dur, ra->dur == 0);
			io_set_modified();
			break;
		case 2:
			update_duration(&ra->start, &ra->dur);
			io_set_modified();
			break;
		case 3:
			if (notify_bar())
				need_check_notify =
				    notify_same_recur_item(ra);
			update_desc(&ra->mesg);
			io_set_modified();
			break;
		case 4:
			need_check_notify = 1;
			update_rept(&ra->rpt, ra->start);
			io_set_modified();
			break;
		case 5:
			need_check_notify = 1;
			update_start_time(&ra->start, &ra->dur, 1);
			io_set_modified();
			break;
		default:
			return;
		}
		break;
	case APPT:
		a = p->item.apt;
		const char *choice_appt[4] = {
			_("Start time"),
			_("End time"),
			_("Description"),
			_("Move"),
		};
		switch (status_ask_simplechoice
			(_("Edit: "), choice_appt, 4)) {
		case 1:
			need_check_notify = 1;
			update_start_time(&a->start, &a->dur, a->dur == 0);
			io_set_modified();
			break;
		case 2:
			update_duration(&a->start, &a->dur);
			io_set_modified();
			break;
		case 3:
			if (notify_bar())
				need_check_notify =
				    notify_same_item(a->start);
			update_desc(&a->mesg);
			io_set_modified();
			break;
		case 4:
			need_check_notify = 1;
			update_start_time(&a->start, &a->dur, 1);
			io_set_modified();
			break;
		default:
			return;
		}
		break;
	default:
		break;
	}

	ui_calendar_monthly_view_cache_set_invalid();

	if (need_check_notify)
		notify_check_next_app(1);
}

/* Pipe an appointment or event to an external program. */
void ui_day_item_pipe(void)
{
	char cmd[BUFSIZ] = "";
	char const *arg[] = { cmd, NULL };
	int pout;
	int pid;
	FILE *fpout;

	if (day_item_count(0) <= 0)
		return;

	struct day_item *p = ui_day_selitem();

	status_mesg(_("Pipe item to external command:"), "");
	if (getstring(win[STA].p, cmd, BUFSIZ, 0, 1) != GETSTRING_VALID)
		return;

	wins_prepare_external();
	if ((pid = shell_exec(NULL, &pout, *arg, arg))) {
		fpout = fdopen(pout, "w");

		switch (p->type) {
		case RECUR_EVNT:
			recur_event_write(p->item.rev, fpout);
			break;
		case EVNT:
			event_write(p->item.ev, fpout);
			break;
		case RECUR_APPT:
			recur_apoint_write(p->item.rapt, fpout);
			break;
		case APPT:
			apoint_write(p->item.apt, fpout);
			break;
		default:
			break;
		}

		fclose(fpout);
		child_wait(NULL, &pout, pid);
		press_any_key();
	}
	wins_unprepare_external();
}

/*
 * Add an item in either the appointment or the event list,
 * depending if the start time is entered or not.
 */
void ui_day_item_add(void)
{
#define LTIME 16
#define LDUR 12
	const char *mesg_1 =
	    _("Enter start time ([hh:mm] or [hhmm]), leave blank for an all-day event:");
	const char *mesg_2 =
	    _("Enter end time as date (and/or time) or duration ('?' for input formats):");
	const char *mesg_3 = _("Enter description:");
	const char *mesg_help_1 =
		_("Date: %s (and/or time), year or month may be omitted.");
	const char *mesg_help_2 =
		_("Time: hh:mm (hh: or :mm) or hhmm. Duration: +mm, +hh:mm, +??d??h??m.");
	const char *format_message_1 = _("Invalid start time.");
	const char *format_message_2 = _("Invalid time or duration.");
	const char *format_message_3 = _("Invalid date: end time must come after start time.");
	const char *enter_str = _("Press [Enter] to continue");
	char item_time[LDUR] = "";
	char item_mesg[BUFSIZ] = "";
	time_t start = date2sec(*ui_calendar_get_slctd_day(), 0, 0), end, saved = start;
	unsigned dur;
	int is_appointment = 1;
	union aptev_ptr item;

	/* Get the starting time */
	for (;;) {
		status_mesg(mesg_1, "");
		if (getstring(win[STA].p, item_time, LTIME, 0, 1) ==
		    GETSTRING_ESC)
			return;
		if (strlen(item_time) == 0) {
			is_appointment = 0;
			break;
		}
		start = saved;
		/* Only time, no date, allowed. */
		if (parse_datetime(item_time, &start, 0) ==
		    PARSE_DATETIME_HAS_TIME) {
			break;
		}
		status_mesg(format_message_1, enter_str);
		keys_wait_for_any_key(win[KEY].p);
	}

	/*
	 * Check if an event or appointment is entered,
	 * depending on the starting time, and record the
	 * corresponding item.
	 */
	if (is_appointment) {	/* Get the appointment duration */
		item_time[0] = '\0';
		for (;;) {
			int early = 0;
			status_mesg(mesg_2, "");
			if (getstring(win[STA].p, item_time, LDUR, 0, 1) ==
			    GETSTRING_ESC)
				return;
			if (*item_time == '?') {
				char *outstr;
				item_time[0] = '\0';
				asprintf(&outstr, mesg_help_1, DATEFMT_DESC(conf.input_datefmt));
				status_mesg(outstr, mesg_help_2);
				mem_free(outstr);
				wgetch(win[KEY].p);
				continue;
			}
			if (strlen(item_time) == 0) {
				dur = 0;
				break;
			}
			if (*item_time == '+') {
				if (parse_duration(item_time + 1, &dur, start)) {
					dur *= MININSEC;
					break;
				}
			} else {
				int ret, val = 1;
				/* Same day? */
				end = start;
				ret = parse_datetime(item_time, &end, 0);
				/*
				 * If same day and end time is earlier than start time,
				 * assume that it belongs to the next day.
				 */
				if (ret == PARSE_DATETIME_HAS_TIME && end < start) {
					end = date_sec_change(end, 0, 1);
					/* Still valid? */
					val = check_sec(&end);
				}
				if (ret && val && start <= end) {
					dur = end - start;
					break;
				}
				/* Valid format, but too early? */
				early = ret && val && end < start;
					
			}
			status_mesg(early ? format_message_3 : format_message_2 , enter_str);
			keys_wgetch(win[KEY].p);
		}
	}

	status_mesg(mesg_3, "");
	if (getstring(win[STA].p, item_mesg, BUFSIZ, 0, 1) == GETSTRING_VALID) {
		if (is_appointment) {
			item.apt = apoint_new(item_mesg, 0L, start, dur, 0L);
			if (notify_bar())
				notify_check_added(item_mesg, start, 0L);
		} else {
			item.ev = event_new(item_mesg, 0L, start, 1);
		}
		io_set_modified();
		day_process_storage(ui_calendar_get_slctd_day(), 0);
		ui_day_load_items();
		ui_day_set_selitem_by_aptev_ptr(item);
	}

	ui_calendar_monthly_view_cache_set_invalid();

	wins_erase_status_bar();
}

/* Delete an item from the appointment list. */
void ui_day_item_delete(unsigned reg)
{
	const char *del_app_str =
	    _("Do you really want to delete this item?");

	const char *erase_warning =
	    _("This item is recurrent. "
	      "Delete (a)ll occurences or just this (o)ne?");
	const char *erase_choices = _("[ao]");
	const int nb_erase_choices = 2;

	const char *note_warning =
	    _("This item has a note attached to it. "
	      "Delete (i)tem or just its (n)ote?");
	const char *note_choices = _("[in]");
	const int nb_note_choices = 2;
	long date = ui_calendar_get_slctd_day_sec();

	if (day_item_count(0) <= 0)
		return;

	struct day_item *p = ui_day_selitem();

	if (conf.confirm_delete) {
		if (status_ask_bool(del_app_str) != 1) {
			wins_erase_status_bar();
			return;
		}
	}

	if (day_item_get_note(p)) {
		switch (status_ask_choice
			(note_warning, note_choices, nb_note_choices)) {
		case 1:
			break;
		case 2:
			day_item_erase_note(p);
			io_set_modified();
			return;
		default:	/* User escaped */
			return;
		}
	}

	if (p->type == RECUR_EVNT || p->type == RECUR_APPT) {
		switch (status_ask_choice
			(erase_warning, erase_choices, nb_erase_choices)) {
		case 1:
			break;
		case 2:
			day_item_add_exc(p, date);
			io_set_modified();
			return;
		default:
			return;
		}
	}

	ui_day_item_cut_free(reg);
	p = day_cut_item(date, listbox_get_sel(&lb_apt));
	day_cut[reg].type = p->type;
	day_cut[reg].item = p->item;
	io_set_modified();

	ui_calendar_monthly_view_cache_set_invalid();
}

/*
 * Ask user for repetition characteristics:
 * 	o repetition type: daily, weekly, monthly, yearly
 *	o repetition frequency: every X days, weeks, ...
 *	o repetition end date
 * and then delete the selected item to recreate it as a recurrent one
 */
void ui_day_item_repeat(void)
{
	char user_input[BUFSIZ] = "";
	const char *msg_rpt_prefix = _("Enter the repetition type:");
	const char *msg_rpt_daily = _("(d)aily");
	const char *msg_rpt_weekly = _("(w)eekly");
	const char *msg_rpt_monthly = _("(m)onthly");
	const char *msg_rpt_yearly = _("(y)early");
	const char *msg_type_choice = _("[dwmy]");
	const char *mesg_freq_1 = _("Enter the repetition frequency:");
	const char *mesg_wrong_freq = _("Invalid frequency.");
	const char *mesg_until_1 = _("Enter end date or duration ('?' for input formats):");
	const char *mesg_help_1 = _("Date: %s (year or month may be omitted). Endless duration: '0'.");
	const char *mesg_help_2 = _("Duration in days: +dd. Duration in weeks and days: +??w??d.");
	const char *mesg_wrong_1 = _("Invalid date.");
	const char *mesg_wrong_2 = _("Press [ENTER] to continue.");
	const char *wrong_type_1 = _("This item is already a repeated one.");
	const char *wrong_type_2 = _("Press [ENTER] to continue.");
	const char *mesg_older = _("Invalid date: end date must come after start date (%s).");

	char *msg_asktype;
	asprintf(&msg_asktype, "%s %s, %s, %s, %s", msg_rpt_prefix,
		 msg_rpt_daily, msg_rpt_weekly, msg_rpt_monthly,
		 msg_rpt_yearly);

	int type = 0, freq = 0;
	int item_nb;
	struct day_item *p;
	struct recur_apoint *ra;
	time_t until, date;
	unsigned days;

	if (day_item_count(0) <= 0)
		goto cleanup;

	item_nb = listbox_get_sel(&lb_apt);
	p = day_get_item(item_nb);
	if (p->type != APPT && p->type != EVNT) {
		status_mesg(wrong_type_1, wrong_type_2);
		keys_wait_for_any_key(win[KEY].p);
		goto cleanup;
	}

	switch (status_ask_choice(msg_asktype, msg_type_choice, 4)) {
	case 1:
		type = RECUR_DAILY;
		break;
	case 2:
		type = RECUR_WEEKLY;
		break;
	case 3:
		type = RECUR_MONTHLY;
		break;
	case 4:
		type = RECUR_YEARLY;
		break;
	default:
		goto cleanup;
	}

	while (freq == 0) {
		status_mesg(mesg_freq_1, "");
		if (getstring(win[STA].p, user_input, BUFSIZ, 0, 1) !=
		    GETSTRING_VALID)
			goto cleanup;
		freq = atoi(user_input);
		if (freq == 0) {
			status_mesg(mesg_wrong_freq, wrong_type_2);
			keys_wait_for_any_key(win[KEY].p);
		}
		user_input[0] = '\0';
	}

	char *outstr, *datestr;
	for (;;) {
		status_mesg(mesg_until_1, "");
		if (getstring(win[STA].p, user_input, BUFSIZ, 0, 1) !=
		    GETSTRING_VALID)
			goto cleanup;
		if (*user_input == '?') {
			user_input[0] = '\0';
			asprintf(&outstr, mesg_help_1, DATEFMT_DESC(conf.input_datefmt));
			status_mesg(outstr, mesg_help_2);
			mem_free(outstr);
			wgetch(win[KEY].p);
			continue;
		}
		if (strcmp(user_input, "0") == 0) {
			until = 0;
			break;
		}
		if (*user_input == '+') {
			if (!parse_date_duration(user_input + 1, &days, p->start)) {
				status_mesg(mesg_wrong_1, mesg_wrong_2);
				keys_wgetch(win[KEY].p);
				continue;
			}
			until = p->start + days * DAYINSEC;
		} else {
			int year, month, day;
			if (!parse_date(user_input, conf.input_datefmt,
			    &year, &month, &day, ui_calendar_get_slctd_day())) {
				status_mesg(mesg_wrong_1, mesg_wrong_2);
				keys_wgetch(win[KEY].p);
				continue;
			}
			struct date d = { day, month, year };
			until = date2sec(d, 0, 0);
		}
		if (until >= p->start)
			break;

		datestr = date_sec2date_str(p->start, DATEFMT(conf.input_datefmt));
		asprintf(&outstr, mesg_older, datestr);
		status_mesg(outstr, wrong_type_2);
		mem_free(datestr);
		mem_free(outstr);
		keys_wgetch(win[KEY].p);
	}

	date = ui_calendar_get_slctd_day_sec();
	if (p->type == EVNT) {
		struct event *ev = p->item.ev;
		recur_event_new(ev->mesg, ev->note, ev->day, ev->id, type,
				freq, until, NULL);
	} else if (p->type == APPT) {
		struct apoint *apt = p->item.apt;
		ra = recur_apoint_new(apt->mesg, apt->note, apt->start,
				      apt->dur, apt->state, type, freq,
				      until, NULL);
		if (notify_bar())
			notify_check_repeated(ra);
	} else {
		EXIT(_("wrong item type"));
		/* NOTREACHED */
	}

	ui_day_item_cut_free(REG_BLACK_HOLE);
	p = day_cut_item(date, item_nb);
	day_cut[REG_BLACK_HOLE].type = p->type;
	day_cut[REG_BLACK_HOLE].item = p->item;
	io_set_modified();

	ui_calendar_monthly_view_cache_set_invalid();

cleanup:
	mem_free(msg_asktype);
}

/* Free the current cut item, if any. */
void ui_day_item_cut_free(unsigned reg)
{
	if (!day_cut[reg].type) {
		/* No previously cut item, don't free anything. */
		return;
	}

	switch (day_cut[reg].type) {
	case APPT:
		apoint_free(day_cut[reg].item.apt);
		break;
	case EVNT:
		event_free(day_cut[reg].item.ev);
		break;
	case RECUR_APPT:
		recur_apoint_free(day_cut[reg].item.rapt);
		break;
	case RECUR_EVNT:
		recur_event_free(day_cut[reg].item.rev);
		break;
	default:
		break;
	}
}

/* Copy an item, so that it can be pasted somewhere else later. */
void ui_day_item_copy(unsigned reg)
{
	if (day_item_count(0) <= 0 || reg == REG_BLACK_HOLE)
		return;

	struct day_item *item = ui_day_selitem();
	ui_day_item_cut_free(reg);
	day_item_fork(item, &day_cut[reg]);
}

/* Paste a previously cut item. */
void ui_day_item_paste(unsigned reg)
{
	struct day_item day;

	if (reg == REG_BLACK_HOLE || !day_cut[reg].type)
		return;

	day_item_fork(&day_cut[reg], &day);
	day_paste_item(&day, ui_calendar_get_slctd_day_sec());
	io_set_modified();

	ui_calendar_monthly_view_cache_set_invalid();
}

void ui_day_load_items(void)
{
	listbox_load_items(&lb_apt, day_item_count(1));
}

void ui_day_sel_reset(void)
{
	listbox_set_sel(&lb_apt, 0);
}

void ui_day_sel_move(int delta)
{
	listbox_sel_move(&lb_apt, delta);
}

static char *fmt_day_heading(time_t date)
{
	struct tm tm;
	struct string s;

	localtime_r(&date, &tm);
	string_init(&s);
	string_catftime(&s, conf.day_heading, &tm);
	return string_buf(&s);
}

/* Display appointments in the corresponding panel. */
void ui_day_draw(int n, WINDOW *win, int y, int hilt, void *cb_data)
{
	struct date slctd_date = *ui_calendar_get_slctd_day();
	time_t date = date2sec(slctd_date, 0, 0);
	struct day_item *item = day_get_item(n);
	int width = lb_apt.sw.w - 2;

	hilt = hilt && (wins_slctd() == APP);
	if (item->type == EVNT || item->type == RECUR_EVNT) {
		day_display_item(item, win, !hilt, width - 1, y, 1);
	} else if (item->type == APPT || item->type == RECUR_APPT) {
		day_display_item_date(item, win, !hilt, date, y, 1);
		day_display_item(item, win, !hilt, width - 1, y + 1, 1);
	} else if (item->type == DAY_HEADING) {
		char *buf = fmt_day_heading(date);
		utf8_chop(buf, width);
		custom_apply_attr(win, ATTR_HIGHEST);
		mvwprintw(win, y,
			conf.heading_pos == RIGHT ? width - utf8_strwidth(buf) - 1 :
			conf.heading_pos == LEFT ? 1 :
			(width - utf8_strwidth(buf)) / 2, "%s", buf);
		custom_remove_attr(win, ATTR_HIGHEST);
		mem_free(buf);
	} else if (item->type == DAY_SEPARATOR) {
		wmove(win, y, 0);
		whline(win, 0, width);
	}
}

enum listbox_row_type ui_day_row_type(int n, void *cb_data)
{
	struct day_item *item = day_get_item(n);

	if (item->type == DAY_HEADING || item->type == DAY_SEPARATOR)
		return LISTBOX_ROW_CAPTION;
	else
		return LISTBOX_ROW_TEXT;
}

int ui_day_height(int n, void *cb_data)
{
	struct day_item *item = day_get_item(n);

	if (item->type == APPT || item->type == RECUR_APPT)
		return 3;
	else
		return 1;
}

/* Updates the Appointment panel */
void ui_day_update_panel(int hilt)
{
	listbox_display(&lb_apt, hilt);
}

void ui_day_popup_item(void)
{
	if (day_item_count(0) <= 0)
		return;

	struct day_item *item = ui_day_selitem();
	day_popup_item(item);
}

void ui_day_flag(void)
{
	if (day_item_count(0) <= 0)
		return;

	struct day_item *item = ui_day_selitem();
	day_item_switch_notify(item);
	io_set_modified();
}

void ui_day_view_note(void)
{
	if (day_item_count(0) <= 0)
		return;

	struct day_item *item = ui_day_selitem();
	day_view_note(item, conf.pager);
}

void ui_day_edit_note(void)
{
	if (day_item_count(0) <= 0)
		return;

	struct day_item *item = ui_day_selitem();
	day_edit_note(item, conf.editor);
	io_set_modified();
}