4 * Handles the HTML display of calendar items.
6 * Copyright (c) 1996-2010 by the citadel.org team
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #include "webserver.h"
27 /* These define how high the hour rows are in the day view */
29 #define EXTRATIMELINE (TIMELINE / 2)
31 void embeddable_mini_calendar(int year, int month)
33 struct tm starting_tm;
37 time_t previous_month;
39 time_t colheader_time;
40 struct tm colheader_tm;
41 char colheader_label[32];
46 snprintf(div_id, sizeof div_id, "mini_calendar_%d", rand() );
48 /* Determine what day to start. If an impossible value is found, start on Sunday.
50 get_pref_long("weekstart", &weekstart, 17);
51 if (weekstart > 6) weekstart = 0;
54 * Now back up to the 1st of the month...
56 memset(&starting_tm, 0, sizeof(struct tm));
58 starting_tm.tm_year = year - 1900;
59 starting_tm.tm_mon = month - 1;
60 starting_tm.tm_mday = 1;
61 thetime = mktime(&starting_tm);
63 memcpy(&tm, &starting_tm, sizeof(struct tm));
64 while (tm.tm_mday != 1) {
65 thetime = thetime - (time_t)86400; /* go back 24 hours */
66 localtime_r(&thetime, &tm);
69 /* Determine previous and next months ... for links */
70 previous_month = thetime - (time_t)864000L; /* back 10 days */
71 next_month = thetime + (time_t)(31L * 86400L); /* ahead 31 days */
73 /* Now back up until we're on the user's preferred start day */
74 localtime_r(&thetime, &tm);
75 while (tm.tm_wday != weekstart) {
76 thetime = thetime - (time_t)86400; /* go back 24 hours */
77 localtime_r(&thetime, &tm);
80 wc_printf("<div class=\"mini_calendar\" id=\"%s\">\n", div_id);
82 /* Previous month link */
83 localtime_r(&previous_month, &tm);
84 wc_printf("<a href=\"javascript:minical_change_month(%d,%d);\">«</a>",
85 (int)(tm.tm_year)+1900, tm.tm_mon + 1);
87 wc_strftime(colheader_label, sizeof colheader_label, "%B", &starting_tm);
88 wc_printf(" "
89 "<span class=\"mini_calendar_month_label\">"
92 " ", colheader_label, year);
95 localtime_r(&next_month, &tm);
96 wc_printf("<a href=\"javascript:minical_change_month(%d,%d);\">»</a>",
97 (int)(tm.tm_year)+1900, tm.tm_mon + 1);
99 wc_printf("<table border=0 cellpadding=1 cellspacing=1 class=\"mini_calendar_days\">"
101 colheader_time = thetime;
102 for (i=0; i<7; ++i) {
103 colheader_time = thetime + (i * 86400) ;
104 localtime_r(&colheader_time, &colheader_tm);
105 wc_strftime(colheader_label, sizeof colheader_label, "%A", &colheader_tm);
106 wc_printf("<th>%c</th>", colheader_label[0]);
109 wc_printf("</tr>\n");
112 /* Now do 35 or 42 days */
113 for (i = 0; i < 42; ++i) {
114 localtime_r(&thetime, &tm);
118 /* Before displaying Sunday, start a new row */
123 if (tm.tm_mon == month-1) {
124 snprintf(url, sizeof url, "readfwd?calview=day&year=%d&month=%d&day=%d",
125 tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday);
126 wc_printf("<td><a href=\"%s\">%d</a></td>", url, tm.tm_mday);
129 wc_printf("<td> </td>");
132 /* After displaying one week, end the row */
134 wc_printf("</tr>\n");
139 thetime += (time_t)86400; /* ahead 24 hours */
142 wc_printf("</table>" /* end of inner table */
145 StrBufAppendPrintf(WC->trailing_javascript,
146 " function minical_change_month(year, month) { \n"
147 " p = 'year=' + year + '&month=' + month \n"
148 " + '&r=' + CtdlRandomString(); \n"
149 " new Ajax.Updater('%s', 'mini_calendar', \n"
150 " { method: 'get', parameters: p, evalScripts: true } ); \n"
159 * ajax embedder for the above mini calendar
161 void ajax_mini_calendar(void)
163 embeddable_mini_calendar( ibstr("year"), ibstr("month"));
168 * Display one day of a whole month view of a calendar
170 void calendar_month_view_display_events(int year, int month, int day)
177 icalproperty *p = NULL;
178 icalproperty *q = NULL;
179 struct icaltimetype t;
180 struct icaltimetype end_t;
181 struct icaltimetype today_start_t;
182 struct icaltimetype today_end_t;
183 struct icaltimetype today_t;
184 struct tm starting_tm;
186 int all_day_event = 0;
192 if (GetCount(WCC->disp_cal_items) == 0) {
193 wc_printf("<br /><br /><br />\n");
198 * Create an imaginary event which spans the 24 hours of today. Any events which
199 * overlap with this one take place at least partially in this day. We have to
200 * convert it from a struct tm in order to make it UTC.
202 memset(&starting_tm, 0, sizeof(struct tm));
203 starting_tm.tm_year = year - 1900;
204 starting_tm.tm_mon = month - 1;
205 starting_tm.tm_mday = day;
206 starting_tm.tm_hour = 0;
207 starting_tm.tm_min = 0;
208 today_start_t = icaltime_from_timet_with_zone(mktime(&starting_tm), 0, icaltimezone_get_utc_timezone());
209 today_start_t.is_utc = 1;
211 memset(&ending_tm, 0, sizeof(struct tm));
212 ending_tm.tm_year = year - 1900;
213 ending_tm.tm_mon = month - 1;
214 ending_tm.tm_mday = day;
215 ending_tm.tm_hour = 23;
216 ending_tm.tm_min = 59;
217 today_end_t = icaltime_from_timet_with_zone(mktime(&ending_tm), 0, icaltimezone_get_utc_timezone());
218 today_end_t.is_utc = 1;
221 * Create another one without caring about the timezone for all day events.
223 today_t = icaltime_null_date();
225 today_t.month = month;
229 * Now loop through our list of events to see which ones occur today.
231 Pos = GetNewHashPos(WCC->disp_cal_items, 0);
232 while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
233 Cal = (disp_cal*)vCal;
235 q = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
237 t = icalproperty_get_dtstart(q);
240 memset(&t, 0, sizeof t);
242 q = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
244 end_t = icalproperty_get_dtend(q);
247 memset(&end_t, 0, sizeof end_t);
249 if (t.is_date) all_day_event = 1;
253 show_event = ical_ctdl_is_overlap(t, end_t, today_t, icaltime_null_time());
257 show_event = ical_ctdl_is_overlap(t, end_t, today_start_t, today_end_t);
261 * If we determined that this event occurs today, then display it.
264 p = icalcomponent_get_first_property(Cal->cal, ICAL_SUMMARY_PROPERTY);
266 p = icalproperty_new_summary(_("Untitled Event"));
267 icalcomponent_add_property(Cal->cal, p);
272 wc_printf("<table border=0 cellpadding=2><TR>"
273 "<td bgcolor=\"#CCCCDD\">"
278 wc_printf("<font size=\"-1\">"
279 "<a class=\"event%s\" href=\"display_edit_event?"
280 "msgnum=%ld?calview=month?year=%d?month=%d?day=%d\">"
282 (Cal->unread)?"_unread":"_read",
287 escputs((char *) icalproperty_get_comment(p));
289 wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
291 wc_printf("<i>%s: %s</i><br />", _("From"), Cal->from);
292 wc_printf("<i>%s</i> ", _("Summary:"));
293 escputs((char *)icalproperty_get_comment(p));
296 q = icalcomponent_get_first_property(
298 ICAL_LOCATION_PROPERTY);
300 wc_printf("<i>%s</i> ", _("Location:"));
301 escputs((char *)icalproperty_get_comment(q));
306 * Only show start/end times if we're actually looking at the VEVENT
307 * component. Otherwise it shows bogus dates for e.g. timezones
309 if (icalcomponent_isa(Cal->cal) == ICAL_VEVENT_COMPONENT) {
311 q = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
315 t = icalproperty_get_dtstart(q);
316 q = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
318 end_t = icalproperty_get_dtend(q);
322 * events with starting date/time equal
323 * ending date/time might get only
324 * DTSTART but no DTEND
334 /* end given, have to adjust it */
335 icaltime_adjust(&end_t, -1, 0, 0, 0);
337 memset(&d_tm, 0, sizeof d_tm);
338 d_tm.tm_year = t.year - 1900;
339 d_tm.tm_mon = t.month - 1;
340 d_tm.tm_mday = t.day;
341 wc_strftime(buf, sizeof buf, "%x", &d_tm);
343 if (no_end || !icaltime_compare(t, end_t)) {
344 wc_printf("<i>%s</i> %s<br>",
348 wc_printf("<i>%s</i> %s<br>",
349 _("Starting date:"), buf);
350 d_tm.tm_year = end_t.year - 1900;
351 d_tm.tm_mon = end_t.month - 1;
352 d_tm.tm_mday = end_t.day;
353 wc_strftime(buf, sizeof buf, "%x", &d_tm);
354 wc_printf("<i>%s</i> %s<br>",
355 _("Ending date:"), buf);
359 tt = icaltime_as_timet(t);
360 webcit_fmt_date(buf, 256, tt, DATEFMT_BRIEF);
361 if (no_end || !icaltime_compare(t, end_t)) {
362 wc_printf("<i>%s</i> %s<br>",
363 _("Date/time:"), buf);
366 wc_printf("<i>%s</i> %s<br>",
367 _("Starting date/time:"), buf);
368 tt = icaltime_as_timet(end_t);
369 webcit_fmt_date(buf, 256, tt, DATEFMT_BRIEF);
370 wc_printf("<i>%s</i> %s<br>", _("Ending date/time:"), buf);
378 q = icalcomponent_get_first_property(Cal->cal, ICAL_DESCRIPTION_PROPERTY);
380 wc_printf("<i>%s</i> ", _("Notes:"));
381 escputs((char *)icalproperty_get_comment(q));
385 wc_printf("</span><span class=\"bttbottom\"></span></span>");
386 wc_printf("</a></font><br />\n");
389 wc_printf("</td></tr></table>");
403 * Display one day of a whole month view of a calendar
405 void calendar_month_view_brief_events(time_t thetime, const char *daycolor) {
419 struct icaltimetype t;
421 int month, day, year;
422 int all_day_event = 0;
426 time_format = get_time_format_cached ();
428 if (time_format == WC_TIMEFORMAT_24) timeformat="%k:%M";
429 else timeformat="%I:%M %p";
431 localtime_r(&thetime, &today_tm);
432 month = today_tm.tm_mon + 1;
433 day = today_tm.tm_mday;
434 year = today_tm.tm_year + 1900;
436 Pos = GetNewHashPos(WCC->disp_cal_items, 0);
437 while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
438 Cal = (disp_cal*)vCal;
439 p = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
441 t = icalproperty_get_dtstart(p);
442 event_tt = icaltime_as_timet(t);
444 if (t.is_date) all_day_event = 1;
445 else all_day_event = 0;
448 gmtime_r(&event_tts, &event_tms);
451 localtime_r(&event_tts, &event_tms);
453 /* \todo epoch &! daymask */
454 if ((event_tms.tm_year == today_tm.tm_year)
455 && (event_tms.tm_mon == today_tm.tm_mon)
456 && (event_tms.tm_mday == today_tm.tm_mday)) {
462 p = icalcomponent_get_first_property(
464 ICAL_SUMMARY_PROPERTY);
466 p = icalproperty_new_summary(_("Untitled Event"));
467 icalcomponent_add_property(Cal->cal, p);
469 e = icalcomponent_get_first_property(
471 ICAL_DTEND_PROPERTY);
472 if ((p != NULL) && (e != NULL)) {
475 t = icalproperty_get_dtend(e);
476 event_tte = icaltime_as_timet(t);
477 localtime_r(&event_tte, &event_tme);
478 difftime=(event_tte-event_tts)/60;
479 hours=(int)(difftime / 60);
480 minutes=difftime % 60;
481 wc_printf("<tr><td bgcolor='%s'>%i:%2i</td><td bgcolor='%s'>"
483 "<a class=\"event%s\" href=\"display_edit_event?msgnum=%ld?calview=calbrief?year=%s?month=%s?day=%s\">",
486 (Cal->unread)?"_unread":"_read",
495 icalproperty_get_comment(p));
496 /* \todo: allso ammitime format */
497 wc_strftime(&sbuf[0], sizeof(sbuf), timeformat, &event_tms);
498 wc_strftime(&ebuf[0], sizeof(sbuf), timeformat, &event_tme);
500 wc_printf("</a></font></td>"
501 "<td bgcolor='%s'>%s</td><td bgcolor='%s'>%s</td></tr>",
518 * view one month. pretty view
520 void calendar_month_view(int year, int month, int day) {
521 struct tm starting_tm;
526 time_t previous_month;
528 time_t colheader_time;
530 struct tm colheader_tm;
531 char colheader_label[32];
535 * Make sure we know which day is today.
537 today_timet = time(NULL);
538 localtime_r(&today_timet, &today_tm);
541 * Determine what day to start. If an impossible value is found, start on Sunday.
543 get_pref_long("weekstart", &weekstart, 17);
544 if (weekstart > 6) weekstart = 0;
547 * Now back up to the 1st of the month...
549 memset(&starting_tm, 0, sizeof(struct tm));
551 starting_tm.tm_year = year - 1900;
552 starting_tm.tm_mon = month - 1;
553 starting_tm.tm_mday = day;
554 thetime = mktime(&starting_tm);
556 memcpy(&tm, &starting_tm, sizeof(struct tm));
557 while (tm.tm_mday != 1) {
558 thetime = thetime - (time_t)86400; /* go back 24 hours */
559 localtime_r(&thetime, &tm);
562 /* Determine previous and next months ... for links */
563 previous_month = thetime - (time_t)864000L; /* back 10 days */
564 next_month = thetime + (time_t)(31L * 86400L); /* ahead 31 days */
566 /* Now back up until we're on the user's preferred start day */
567 localtime_r(&thetime, &tm);
568 while (tm.tm_wday != weekstart) {
569 thetime = thetime - (time_t)86400; /* go back 24 hours */
570 localtime_r(&thetime, &tm);
573 /* Outer table (to get the background color) */
574 wc_printf("<div class=\"fix_scrollbar_bug\">"
575 "<table class=\"calendar\"> \n <tr><td>");
577 wc_printf("<table width=100%% border=0 cellpadding=0 cellspacing=0><tr>\n");
579 wc_printf("<td align=center>");
581 localtime_r(&previous_month, &tm);
582 wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
583 (int)(tm.tm_year)+1900, tm.tm_mon + 1);
584 wc_printf("<img align=middle src=\"static/prevdate_32x.gif\" border=0></A>\n");
586 wc_strftime(colheader_label, sizeof colheader_label, "%B", &starting_tm);
587 wc_printf(" "
588 "<font size=+1 color=\"#FFFFFF\">"
591 " ", colheader_label, year);
593 localtime_r(&next_month, &tm);
594 wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
595 (int)(tm.tm_year)+1900, tm.tm_mon + 1);
596 wc_printf("<img align=middle src=\"static/nextdate_32x.gif\" border=0></A>\n");
598 wc_printf("</td></tr></table>\n");
600 /* Inner table (the real one) */
601 wc_printf("<table width=100%% border=0 cellpadding=1 cellspacing=1 "
602 "bgcolor=#204B78 id=\"inner_month\"><tr>");
603 wc_printf("<th align=center width=2%%></th>");
604 colheader_time = thetime;
605 for (i=0; i<7; ++i) {
606 colheader_time = thetime + (i * 86400) ;
607 localtime_r(&colheader_time, &colheader_tm);
608 wc_strftime(colheader_label, sizeof colheader_label, "%A", &colheader_tm);
609 wc_printf("<th align=center width=14%%>"
610 "<font color=\"#FFFFFF\">%s</font></th>", colheader_label);
613 wc_printf("</tr>\n");
616 /* Now do 35 or 42 days */
617 localtime_r(&thetime, &tm);
618 for (i = 0; i<42; ++i) {
620 /* Before displaying the first day of the week, start a new row */
622 wc_printf("<tr><td class=\"week_of_year\">");
623 wc_strftime(colheader_label, sizeof colheader_label, "%V", &tm);
624 wc_printf("%s ", colheader_label);
627 wc_printf("<td class=\"cal%s\"><div class=\"day\">",
628 ((tm.tm_mon != month-1) ? "out" :
629 (((tm.tm_year == today_tm.tm_year) && (tm.tm_mon == today_tm.tm_mon) && (tm.tm_mday == today_tm.tm_mday)) ? "today" :
630 ((tm.tm_wday==0 || tm.tm_wday==6) ? "weekend" :
633 if ((i==0) || (tm.tm_mday == 1)) {
634 wc_strftime(colheader_label, sizeof colheader_label, "%B", &tm);
635 wc_printf("%s ", colheader_label);
637 wc_printf("<a href=\"readfwd?calview=day?year=%d?month=%d?day=%d\">"
644 /* put the data here, stupid */
645 calendar_month_view_display_events(
653 /* After displaying the last day of the week, end the row */
655 wc_printf("</tr>\n");
658 thetime += (time_t)86400; /* ahead 24 hours */
659 localtime_r(&thetime, &tm);
661 if ( ((i % 7) == 6) && (tm.tm_mon != month-1) && (tm.tm_mday < 15) ) {
662 i = 100; /* break out of the loop */
666 wc_printf("</table>" /* end of inner table */
667 "</td></tr></table>" /* end of outer table */
672 * view one month. brief view
674 void calendar_brief_month_view(int year, int month, int day) {
675 struct tm starting_tm;
679 time_t previous_month;
681 char month_label[32];
683 /* Determine what day to start.
684 * First, back up to the 1st of the month...
686 memset(&starting_tm, 0, sizeof(struct tm));
687 starting_tm.tm_year = year - 1900;
688 starting_tm.tm_mon = month - 1;
689 starting_tm.tm_mday = day;
690 thetime = mktime(&starting_tm);
692 memcpy(&tm, &starting_tm, sizeof(struct tm));
693 while (tm.tm_mday != 1) {
694 thetime = thetime - (time_t)86400; /* go back 24 hours */
695 localtime_r(&thetime, &tm);
698 /* Determine previous and next months ... for links */
699 previous_month = thetime - (time_t)864000L; /* back 10 days */
700 next_month = thetime + (time_t)(31L * 86400L); /* ahead 31 days */
702 /* Now back up until we're on a Sunday */
703 localtime_r(&thetime, &tm);
704 while (tm.tm_wday != 0) {
705 thetime = thetime - (time_t)86400; /* go back 24 hours */
706 localtime_r(&thetime, &tm);
709 /* Outer table (to get the background color) */
710 wc_printf("<div class=\"fix_scrollbar_bug\">"
711 "<table width=100%% border=0 cellpadding=0 cellspacing=0 "
712 "bgcolor=#204B78><TR><TD>\n");
714 wc_printf("<table width=100%% border=0 cellpadding=0 cellspacing=0><tr>\n");
716 wc_printf("<td align=center>");
718 localtime_r(&previous_month, &tm);
719 wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
720 (int)(tm.tm_year)+1900, tm.tm_mon + 1);
721 wc_printf("<img align=middle src=\"static/prevdate_32x.gif\" border=0></A>\n");
723 wc_strftime(month_label, sizeof month_label, "%B", &tm);
724 wc_printf(" "
725 "<font size=+1 color=\"#FFFFFF\">"
728 " ", month_label, year);
730 localtime_r(&next_month, &tm);
731 wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
732 (int)(tm.tm_year)+1900, tm.tm_mon + 1);
733 wc_printf("<img align=middle src=\"static/nextdate_32x.gif\" border=0></A>\n");
735 wc_printf("</td></tr></table>\n");
737 /* Inner table (the real one) */
738 wc_printf("<table width=100%% border=0 cellpadding=1 cellspacing=1 "
739 "bgcolor=#EEEECC><TR>");
740 wc_printf("</tr>\n");
741 wc_printf("<tr><td colspan=\"100%%\">\n");
744 for (i = 0; i < 35; ++i) {
745 char weeknumber[255];
746 char weekday_name[32];
748 localtime_r(&thetime, &tm);
751 /* Before displaying Sunday, start a new CELL */
753 wc_strftime(&weeknumber[0], sizeof(weeknumber), "%U", &tm);
754 wc_printf("<table border='0' bgcolor=\"#EEEECC\" width='100%%'> <tr><th colspan='4'>%s %s</th></tr>"
755 " <tr><td>%s</td><td width=70%%>%s</td><td>%s</td><td>%s</td></tr>\n",
765 daycolor=((tm.tm_mon != month-1) ? "DDDDDD" :
766 ((tm.tm_wday==0 || tm.tm_wday==6) ? "EEEECC" :
770 wc_strftime(weekday_name, sizeof weekday_name, "%A", &tm);
771 wc_printf("<tr><td bgcolor='%s' colspan='1' align='left'> %s,%i."
772 "</td><td bgcolor='%s' colspan='3'><hr></td></tr>\n",
774 weekday_name,tm.tm_mday,
777 /* put the data of one day here, stupid */
778 calendar_month_view_brief_events(thetime, daycolor);
781 /* After displaying Saturday, end the row */
783 wc_printf("</td></tr></table>\n");
786 thetime += (time_t)86400; /* ahead 24 hours */
789 wc_printf("</table>" /* end of inner table */
790 "</td></tr></table>" /* end of outer table */
795 * Calendar week view -- not implemented yet, this is a stub function
797 void calendar_week_view(int year, int month, int day) {
798 wc_printf("<center><i>week view FIXME</i></center><br />\n");
804 * Display events for a particular hour of a particular day.
805 * (Specify hour < 0 to show "all day" events)
807 * dstart and dend indicate which hours our "daytime" begins and end
809 void calendar_day_view_display_events(time_t thetime,
821 icalproperty *p = NULL;
822 icalproperty *q = NULL;
828 int all_day_event = 0;
829 int ongoing_event = 0;
832 struct icaltimetype t;
833 struct icaltimetype end_t;
834 struct icaltimetype today_start_t;
835 struct icaltimetype today_end_t;
836 struct icaltimetype today_t;
837 struct tm starting_tm;
848 if (GetCount(WCC->disp_cal_items) == 0) {
849 /* nothing to display */
853 /* Create an imaginary event which spans the current day. Any events which
854 * overlap with this one take place at least partially in this day.
856 memset(&starting_tm, 0, sizeof(struct tm));
857 starting_tm.tm_year = year - 1900;
858 starting_tm.tm_mon = month - 1;
859 starting_tm.tm_mday = day;
860 starting_tm.tm_hour = 0;
861 starting_tm.tm_min = 0;
862 today_start_t = icaltime_from_timet_with_zone(mktime(&starting_tm), 0, icaltimezone_get_utc_timezone());
863 today_start_t.is_utc = 1;
865 memset(&ending_tm, 0, sizeof(struct tm));
866 ending_tm.tm_year = year - 1900;
867 ending_tm.tm_mon = month - 1;
868 ending_tm.tm_mday = day;
869 ending_tm.tm_hour = 23;
870 ending_tm.tm_min = 59;
871 today_end_t = icaltime_from_timet_with_zone(mktime(&ending_tm), 0, icaltimezone_get_utc_timezone());
872 today_end_t.is_utc = 1;
875 * Create another one without caring about the timezone for all day events.
877 today_t = icaltime_null_date();
879 today_t.month = month;
882 /* Now loop through our list of events to see which ones occur today.
884 Pos = GetNewHashPos(WCC->disp_cal_items, 0);
885 while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
886 Cal = (disp_cal*)vCal;
891 q = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
893 t = icalproperty_get_dtstart(q);
894 event_tt = icaltime_as_timet(t);
895 localtime_r(&event_tt, &event_te);
898 memset(&t, 0, sizeof t);
901 if (t.is_date) all_day_event = 1;
903 q = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
905 end_t = icalproperty_get_dtend(q);
908 /* no end given means end = start */
909 memcpy(&end_t, &t, sizeof(struct icaltimetype));
914 show_event = ical_ctdl_is_overlap(t, end_t, today_t, icaltime_null_time());
915 if (icaltime_compare(t, end_t)) {
917 * the end date is non-inclusive so adjust it by one
918 * day because our test is inclusive, note that a day is
919 * not to much because we are talking about all day
922 icaltime_adjust(&end_t, -1, 0, 0, 0);
927 show_event = ical_ctdl_is_overlap(t, end_t, today_start_t, today_end_t);
930 event_tte = icaltime_as_timet(end_t);
931 localtime_r(&event_tte, &event_tm);
933 /* If we determined that this event occurs today, then display it.
935 p = icalcomponent_get_first_property(Cal->cal,ICAL_SUMMARY_PROPERTY);
937 p = icalproperty_new_summary(_("Untitled Event"));
938 icalcomponent_add_property(Cal->cal, p);
941 if ((show_event) && (p != NULL)) {
943 if ((event_te.tm_mday != day) || (event_tm.tm_mday != day)) ongoing_event = 1;
945 if (all_day_event && notime_events)
947 wc_printf("<li class=\"event_framed%s\"> "
948 "<a href=\"display_edit_event?"
949 "msgnum=%ld?calview=day?year=%d?month=%d?day=%d\" "
950 " class=\"event_title\">"
952 (Cal->unread)?"_unread":"_read",
953 Cal->cal_msgnum, year, month, day
955 escputs((char *) icalproperty_get_comment(p));
956 wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
957 wc_printf("<i>%s</i><br />", _("All day event"));
958 wc_printf("<i>%s: %s</i><br />", _("From"), Cal->from);
959 wc_printf("<i>%s</i> ", _("Summary:"));
960 escputs((char *) icalproperty_get_comment(p));
962 q = icalcomponent_get_first_property(Cal->cal,ICAL_LOCATION_PROPERTY);
964 wc_printf("<i>%s</i> ", _("Location:"));
965 escputs((char *)icalproperty_get_comment(q));
968 if (!icaltime_compare(t, end_t)) { /* one day only */
969 webcit_fmt_date(buf, 256, event_tt, DATEFMT_LOCALEDATE);
970 wc_printf("<i>%s</i> %s<br>", _("Date:"), buf);
973 webcit_fmt_date(buf, 256, event_tt, DATEFMT_LOCALEDATE);
974 wc_printf("<i>%s</i> %s<br>", _("Starting date:"), buf);
975 webcit_fmt_date(buf, 256, event_tte, DATEFMT_LOCALEDATE);
976 wc_printf("<i>%s</i> %s<br>", _("Ending date:"), buf);
978 q = icalcomponent_get_first_property(Cal->cal,ICAL_DESCRIPTION_PROPERTY);
980 wc_printf("<i>%s</i> ", _("Notes:"));
981 escputs((char *)icalproperty_get_comment(q));
984 wc_printf("</span><span class=\"bttbottom\"></span></span>");
985 wc_printf("</a> <span>(");
986 wc_printf(_("All day event"));
987 wc_printf(")</span></li>\n");
989 else if (ongoing_event && notime_events)
991 wc_printf("<li class=\"event_framed%s\"> "
992 "<a href=\"display_edit_event?"
993 "msgnum=%ld&calview=day?year=%d?month=%d?day=%d\" "
994 " class=\"event_title\">"
996 (Cal->unread)?"_unread":"_read",
997 Cal->cal_msgnum, year, month, day
999 escputs((char *) icalproperty_get_comment(p));
1000 wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
1001 wc_printf("<i>%s</i><br />", _("Ongoing event"));
1002 wc_printf("<i>%s: %s</i><br />", _("From"), Cal->from);
1003 wc_printf("<i>%s</i> ", _("Summary:"));
1004 escputs((char *) icalproperty_get_comment(p));
1005 wc_printf("<br />");
1006 q = icalcomponent_get_first_property(Cal->cal,ICAL_LOCATION_PROPERTY);
1008 wc_printf("<i>%s</i> ", _("Location:"));
1009 escputs((char *)icalproperty_get_comment(q));
1010 wc_printf("<br />");
1012 webcit_fmt_date(buf, 256, event_tt, DATEFMT_BRIEF);
1013 wc_printf("<i>%s</i> %s<br>", _("Starting date/time:"), buf);
1014 webcit_fmt_date(buf, 256, event_tte, DATEFMT_BRIEF);
1015 wc_printf("<i>%s</i> %s<br>", _("Ending date/time:"), buf);
1016 q = icalcomponent_get_first_property(Cal->cal,ICAL_DESCRIPTION_PROPERTY);
1018 wc_printf("<i>%s</i> ", _("Notes:"));
1019 escputs((char *)icalproperty_get_comment(q));
1020 wc_printf("<br />");
1022 wc_printf("</span><span class=\"bttbottom\"></span></span>");
1023 wc_printf("</a> <span>(");
1024 wc_printf(_("Ongoing event"));
1025 wc_printf(")</span></li>\n");
1027 else if (!all_day_event && !notime_events)
1031 if (event_te.tm_mday != day) event_te.tm_hour = 0;
1032 if (event_tm.tm_mday != day) event_tm.tm_hour = 24;
1034 /* Calculate the location of the top of the box */
1035 if (event_te.tm_hour < dstart) {
1036 startmin = diffmin = event_te.tm_min / 6;
1037 top = (event_te.tm_hour * EXTRATIMELINE) + startmin;
1039 else if ((event_te.tm_hour >= dstart) && (event_te.tm_hour <= dend)) {
1040 startmin = diffmin = (event_te.tm_min / 2);
1041 top = (dstart * EXTRATIMELINE) + ((event_te.tm_hour - dstart) * TIMELINE) + startmin;
1043 else if (event_te.tm_hour >dend) {
1044 startmin = diffmin = event_te.tm_min / 6;
1045 top = (dstart * EXTRATIMELINE) + ((dend - dstart - 1) * TIMELINE) + ((event_tm.tm_hour - dend + 1) * EXTRATIMELINE) + startmin ;
1048 /* should never get here */
1051 /* Calculate the location of the bottom of the box */
1052 if (event_tm.tm_hour < dstart) {
1053 endmin = diffmin = event_tm.tm_min / 6;
1054 bottom = (event_tm.tm_hour * EXTRATIMELINE) + endmin;
1056 else if ((event_tm.tm_hour >= dstart) && (event_tm.tm_hour <= dend)) {
1057 endmin = diffmin = (event_tm.tm_min / 2);
1058 bottom = (dstart * EXTRATIMELINE) + ((event_tm.tm_hour - dstart) * TIMELINE) + endmin ;
1060 else if (event_tm.tm_hour >dend) {
1061 endmin = diffmin = event_tm.tm_min / 6;
1062 bottom = (dstart * EXTRATIMELINE) + ((dend - dstart + 1) * TIMELINE) + ((event_tm.tm_hour - dend - 1) * EXTRATIMELINE) + endmin;
1065 /* should never get here */
1068 wc_printf("<dd class=\"event_framed%s\" "
1069 "style=\"position: absolute; "
1070 "top:%dpx; left:%dpx; "
1071 "height:%dpx; \" >",
1072 (Cal->unread)?"_unread":"_read",
1073 top, (gap * 40), (bottom-top)
1075 wc_printf("<a href=\"display_edit_event?"
1076 "msgnum=%ld?calview=day?year=%d?month=%d?day=%d?hour=%d\" "
1077 "class=\"event_title\">"
1079 Cal->cal_msgnum, year, month, day, t.hour
1081 escputs((char *) icalproperty_get_comment(p));
1082 wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
1083 wc_printf("<i>%s: %s</i><br />", _("From"), Cal->from);
1084 wc_printf("<i>%s</i> ", _("Summary:"));
1085 escputs((char *) icalproperty_get_comment(p));
1086 wc_printf("<br />");
1087 q = icalcomponent_get_first_property(Cal->cal,ICAL_LOCATION_PROPERTY);
1089 wc_printf("<i>%s</i> ", _("Location:"));
1090 escputs((char *)icalproperty_get_comment(q));
1091 wc_printf("<br />");
1093 if (!icaltime_compare(t, end_t)) { /* one day only */
1094 webcit_fmt_date(buf, 256, event_tt, DATEFMT_BRIEF);
1095 wc_printf("<i>%s</i> %s<br>", _("Date/time:"), buf);
1098 webcit_fmt_date(buf, 256, event_tt, DATEFMT_BRIEF);
1099 wc_printf("<i>%s</i> %s<br>", _("Starting date/time:"), buf);
1100 webcit_fmt_date(buf, 256, event_tte, DATEFMT_BRIEF);
1101 wc_printf("<i>%s</i> %s<br>", _("Ending date/time:"), buf);
1103 q = icalcomponent_get_first_property(Cal->cal,ICAL_DESCRIPTION_PROPERTY);
1105 wc_printf("<i>%s</i> ", _("Notes:"));
1106 escputs((char *)icalproperty_get_comment(q));
1107 wc_printf("<br />");
1109 wc_printf("</span><span class=\"bttbottom\"></span></span>");
1110 wc_printf("</a></dd>\n");
1114 DeleteHashPos(&Pos);
1120 void calendar_day_view(int year, int month, int day) {
1122 struct icaltimetype today, yesterday, tomorrow;
1129 int timeline = TIMELINE;
1130 int extratimeline = EXTRATIMELINE;
1135 time_format = get_time_format_cached ();
1136 get_pref_long("daystart", &daystart, 8);
1137 get_pref_long("dayend", &dayend, 17);
1139 /* when loading daystart/dayend, replace missing, corrupt, or impossible values with defaults */
1140 if ((daystart < 0) || (dayend < 2) || (daystart >= 23) || (dayend > 23) || (dayend <= daystart)) {
1146 memset(&d_tm, 0, sizeof d_tm);
1147 d_tm.tm_year = year - 1900;
1148 d_tm.tm_mon = month - 1;
1150 today_t = mktime(&d_tm);
1152 /* Figure out the dates for "yesterday" and "tomorrow" links */
1154 memset(&today, 0, sizeof(struct icaltimetype));
1156 today.month = month;
1160 memcpy(&yesterday, &today, sizeof(struct icaltimetype));
1162 yesterday = icaltime_normalize(yesterday);
1164 memcpy(&tomorrow, &today, sizeof(struct icaltimetype));
1166 tomorrow = icaltime_normalize(tomorrow);
1168 wc_printf("<div class=\"fix_scrollbar_bug\">");
1170 /* Inner table (the real one) */
1171 wc_printf("<table class=\"calendar\" id=\"inner_day\"><tr> \n");
1173 /* Innermost cell (contains hours etc.) */
1174 wc_printf("<td class=\"events_of_the_day\" >");
1175 wc_printf("<dl class=\"events\" >");
1177 /* Now the middle of the day... */
1179 extrahourlabel = extratimeline - 2;
1180 hourlabel = extrahourlabel * 150 / 100;
1181 if (hourlabel > (timeline - 2)) hourlabel = timeline - 2;
1183 for (hour = 0; hour < daystart; ++hour) { /* could do HEIGHT=xx */
1184 wc_printf("<dt class=\"extrahour\" "
1186 "position: absolute; "
1187 "top: %dpx; left: 0px; "
1191 "<a href=\"display_edit_event?msgnum=0"
1192 "?calview=day?year=%d?month=%d?day=%d?hour=%d?minute=0\">",
1193 (hour * extratimeline ),
1196 year, month, day, hour
1199 if (time_format == WC_TIMEFORMAT_24) {
1200 wc_printf("%2d:00</a> ", hour);
1203 wc_printf("%d:00%s</a> ",
1204 ((hour == 0) ? 12 : (hour <= 12 ? hour : hour-12)),
1205 (hour < 12 ? "am" : "pm")
1212 gap = daystart * extratimeline;
1214 for (hour = daystart; hour <= dayend; ++hour) { /* could do HEIGHT=xx */
1215 wc_printf("<dt class=\"hour\" "
1217 "position: absolute; "
1218 "top: %ldpx; left: 0px; "
1222 "<a href=\"display_edit_event?msgnum=0?calview=day"
1223 "?year=%d?month=%d?day=%d?hour=%d?minute=0\">",
1224 gap + ((hour - daystart) * timeline ),
1227 year, month, day, hour
1230 if (time_format == WC_TIMEFORMAT_24) {
1231 wc_printf("%2d:00</a> ", hour);
1234 wc_printf("%d:00%s</a> ",
1235 (hour <= 12 ? hour : hour-12),
1236 (hour < 12 ? "am" : "pm")
1243 gap = gap + ((dayend - daystart + 1) * timeline);
1245 for (hour = (dayend + 1); hour < 24; ++hour) { /* could do HEIGHT=xx */
1246 wc_printf("<dt class=\"extrahour\" "
1248 "position: absolute; "
1249 "top: %ldpx; left: 0px; "
1253 "<a href=\"display_edit_event?msgnum=0?calview=day"
1254 "?year=%d?month=%d?day=%d?hour=%d?minute=0\">",
1255 gap + ((hour - dayend - 1) * extratimeline ),
1258 year, month, day, hour
1261 if (time_format == WC_TIMEFORMAT_24) {
1262 wc_printf("%2d:00</a> ", hour);
1265 wc_printf("%d:00%s</a> ",
1266 (hour <= 12 ? hour : hour-12),
1267 (hour < 12 ? "am" : "pm")
1274 /* Display events with start and end times on this day */
1275 calendar_day_view_display_events(today_t, year, month, day, 0, daystart, dayend);
1278 wc_printf("</td>"); /* end of innermost table */
1280 /* Display extra events (start/end times not present or not today) in the middle column */
1281 wc_printf("<td class=\"extra_events\">");
1285 /* Display all-day events */
1286 calendar_day_view_display_events(today_t, year, month, day, 1, daystart, dayend);
1290 wc_printf("</td>"); /* end extra on the middle */
1292 wc_printf("<td width=20%% align=center valign=top>"); /* begin stuff-on-the-right */
1294 /* Begin todays-date-with-left-and-right-arrows */
1295 wc_printf("<table border=0 width=100%% "
1296 "cellspacing=0 cellpadding=0 bgcolor=\"#FFFFFF\">\n");
1300 wc_printf("<td align=center>");
1301 wc_printf("<a href=\"readfwd?calview=day?year=%d?month=%d?day=%d\">",
1302 yesterday.year, yesterday.month, yesterday.day);
1303 wc_printf("<img align=middle src=\"static/prevdate_32x.gif\" border=0></A>");
1306 wc_strftime(d_str, sizeof d_str,
1308 "<font size=+2>%A</font><br />"
1309 "<font size=+2>%B</font><br />"
1310 "<font size=+3>%d</font><br />"
1311 "<font size=+2>%Y</font><br />"
1315 wc_printf("%s", d_str);
1318 wc_printf("<td align=center>");
1319 wc_printf("<a href=\"readfwd?calview=day?year=%d?month=%d?day=%d\">",
1320 tomorrow.year, tomorrow.month, tomorrow.day);
1321 wc_printf("<img align=middle src=\"static/nextdate_32x.gif\""
1322 " border=0></a>\n");
1325 wc_printf("</tr></table>\n");
1326 /* End todays-date-with-left-and-right-arrows */
1328 /* Embed a mini month calendar in this space */
1329 wc_printf("<br />\n");
1330 embeddable_mini_calendar(year, month);
1332 wc_printf("</font></center>\n");
1334 wc_printf("</td></tr>"); /* end stuff-on-the-right */
1336 wc_printf("</table>" /* end of inner table */
1342 * Display today's events. Returns the number of items displayed.
1344 int calendar_summary_view(void) {
1346 const char *HashKey;
1351 struct icaltimetype t;
1356 int all_day_event = 0;
1357 char timestring[SIZ];
1358 wcsession *WCC = WC;
1359 int num_displayed = 0;
1361 if (GetCount(WC->disp_cal_items) == 0) {
1366 localtime_r(&now, &today_tm);
1368 Pos = GetNewHashPos(WCC->disp_cal_items, 0);
1369 while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
1370 Cal = (disp_cal*)vCal;
1371 p = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
1373 t = icalproperty_get_dtstart(p);
1374 event_tt = icaltime_as_timet(t);
1381 fmt_time(timestring, SIZ, event_tt);
1383 if (all_day_event) {
1384 gmtime_r(&event_tt, &event_tm);
1387 localtime_r(&event_tt, &event_tm);
1390 if ( (event_tm.tm_year == today_tm.tm_year)
1391 && (event_tm.tm_mon == today_tm.tm_mon)
1392 && (event_tm.tm_mday == today_tm.tm_mday)
1395 p = icalcomponent_get_first_property(Cal->cal, ICAL_SUMMARY_PROPERTY);
1397 p = icalproperty_new_summary(_("Untitled Task"));
1398 icalcomponent_add_property(Cal->cal, p);
1402 if (WCC->CurRoom.view == VIEW_TASKS) {
1403 wc_printf("<a href=\"display_edit_task"
1405 "?return_to_summary=1"
1409 escputs(ChrPtr(WCC->CurRoom.name));
1413 wc_printf("<a href=\"display_edit_event"
1421 today_tm.tm_year + 1900,
1422 today_tm.tm_mon + 1,
1425 escputs(ChrPtr(WCC->CurRoom.name));
1428 escputs((char *) icalproperty_get_comment(p));
1429 if (!all_day_event) {
1430 wc_printf(" (%s)", timestring);
1432 wc_printf("</a><br />\n");
1438 DeleteHashPos(&Pos);
1439 DeleteHash(&WC->disp_cal_items);
1440 return(num_displayed);
1444 * Parse the URL variables in order to determine the scope and display of a calendar view
1446 int calendar_GetParamsGetServerCall(SharedMessageStatus *Stat,
1447 void **ViewSpecific,
1452 wcsession *WCC = WC;
1460 c = (calview*) malloc(sizeof(calview));
1461 memset(c, 0, sizeof(calview));
1462 *ViewSpecific = (void*)c;
1464 Stat->load_seen = 1;
1465 strcpy(cmd, "MSGS ALL");
1466 Stat->maxmsgs = 32767;
1468 /* In case no date was specified, go with today */
1470 localtime_r(&now, &tm);
1471 c->year = tm.tm_year + 1900;
1472 c->month = tm.tm_mon + 1;
1473 c->day = tm.tm_mday;
1475 /* Now see if a date was specified */
1476 if (havebstr("year")) c->year = ibstr("year");
1477 if (havebstr("month")) c->month = ibstr("month");
1478 if (havebstr("day")) c->day = ibstr("day");
1480 /* How would you like that cooked? */
1481 if (havebstr("calview")) {
1482 strcpy(cv, bstr("calview"));
1485 strcpy(cv, "month");
1488 /* Display the selected view */
1489 if (!strcasecmp(cv, "day")) {
1490 c->view = calview_day;
1492 else if (!strcasecmp(cv, "week")) {
1493 c->view = calview_week;
1495 else if (!strcasecmp(cv, "summary")) { /* shouldn't ever happen, but just in case */
1496 c->view = calview_day;
1499 if (WCC->CurRoom.view == VIEW_CALBRIEF) {
1500 c->view = calview_brief;
1503 c->view = calview_month;
1507 /* Now try and set the lower and upper bounds so that we don't
1508 * burn too many cpu cycles parsing data way in the past or future
1511 tm.tm_year = c->year - 1900;
1512 tm.tm_mon = c->month - 1;
1513 tm.tm_mday = c->day;
1516 if (c->view == calview_month) span = 3888000;
1517 if (c->view == calview_brief) span = 3888000;
1518 if (c->view == calview_week) span = 604800;
1519 if (c->view == calview_day) span = 86400;
1520 if (c->view == calview_summary) span = 86400;
1522 c->lower_bound = now - span;
1523 c->upper_bound = now + span;
1530 * Render a calendar view from data previously loaded into memory
1532 int calendar_RenderView_or_Tail(SharedMessageStatus *Stat,
1533 void **ViewSpecific,
1536 wcsession *WCC = WC;
1537 calview *c = (calview*) *ViewSpecific;
1539 if (c->view == calview_day) {
1540 calendar_day_view(c->year, c->month, c->day);
1542 else if (c->view == calview_week) {
1543 calendar_week_view(c->year, c->month, c->day);
1546 if (WCC->CurRoom.view == VIEW_CALBRIEF) {
1547 calendar_brief_month_view(c->year, c->month, c->day);
1550 calendar_month_view(c->year, c->month, c->day);
1554 /* Free the in-memory list of calendar items */
1555 DeleteHash(&WC->disp_cal_items);