X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=webcit%2Fcalendar_view.c;fp=webcit%2Fcalendar_view.c;h=1b6e8681ebe2f9f3f2deeeb3ef7b5cf666f403c7;hb=8611acef7ff4213c28ad20ff755d34509870bc96;hp=0000000000000000000000000000000000000000;hpb=76a0f8571de023fe6bd20390174a2302e0a0b982;p=citadel.git

diff --git a/webcit/calendar_view.c b/webcit/calendar_view.c
new file mode 100644
index 000000000..1b6e8681e
--- /dev/null
+++ b/webcit/calendar_view.c
@@ -0,0 +1,1538 @@
+/*
+ * Handles the HTML display of calendar items.
+ *
+ * Copyright (c) 1996-2012 by the citadel.org team
+ *
+ * This program is open source software.  You can redistribute it and/or
+ * modify it under the terms of the GNU General Public License, version 3.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "webcit.h"
+#include "webserver.h"
+#include "calendar.h"
+
+/* These define how high the hour rows are in the day view */
+#define TIMELINE	22
+#define EXTRATIMELINE	22
+
+void embeddable_mini_calendar(int year, int month)
+{
+	struct tm starting_tm;
+	struct tm tm;
+	time_t thetime;
+	int i;
+	time_t previous_month;
+	time_t next_month;
+	time_t colheader_time;
+	struct tm colheader_tm;
+	char colheader_label[32];
+	long weekstart = 0;
+	char url[256];
+	char div_id[256];
+
+	snprintf(div_id, sizeof div_id, "mini_calendar_%d", rand() );
+
+	/* Determine what day to start.  If an impossible value is found, start on Sunday.
+	*/
+	get_pref_long("weekstart", &weekstart, 17);
+	if (weekstart > 6) weekstart = 0;
+
+	/*
+	* Now back up to the 1st of the month...
+	*/
+	memset(&starting_tm, 0, sizeof(struct tm));
+
+	starting_tm.tm_year = year - 1900;
+	starting_tm.tm_mon = month - 1;
+	starting_tm.tm_mday = 1;
+	thetime = mktime(&starting_tm);
+
+	memcpy(&tm, &starting_tm, sizeof(struct tm));
+	while (tm.tm_mday != 1) {
+		thetime = thetime - (time_t)86400;	/* go back 24 hours */
+		localtime_r(&thetime, &tm);
+	}
+
+	/* Determine previous and next months ... for links */
+	previous_month = thetime - (time_t)864000L;	/* back 10 days */
+	next_month = thetime + (time_t)(31L * 86400L);	/* ahead 31 days */
+
+	/* Now back up until we're on the user's preferred start day */
+	localtime_r(&thetime, &tm);
+	while (tm.tm_wday != weekstart) {
+		thetime = thetime - (time_t)86400;	/* go back 24 hours */
+		localtime_r(&thetime, &tm);
+	}
+
+	wc_printf("<div class=\"mini_calendar\" id=\"%s\">\n", div_id);
+
+	/* Previous month link */
+	localtime_r(&previous_month, &tm);
+	wc_printf("<a href=\"javascript:minical_change_month(%d,%d);\">&laquo;</a>", 
+		(int)(tm.tm_year)+1900, tm.tm_mon + 1);
+
+	wc_strftime(colheader_label, sizeof colheader_label, "%B", &starting_tm);
+	wc_printf("&nbsp;&nbsp;"
+		"<span class=\"mini_calendar_month_label\">"
+		"%s %d"
+		"</span>"
+		"&nbsp;&nbsp;", colheader_label, year);
+
+	/* Next month link */
+	localtime_r(&next_month, &tm);
+	wc_printf("<a href=\"javascript:minical_change_month(%d,%d);\">&raquo;</a>",
+		(int)(tm.tm_year)+1900, tm.tm_mon + 1);
+
+	wc_printf("<table border=\"0\" cellpadding=\"1\" cellspacing=\"1\" class=\"mini_calendar_days\">"
+		"<tr>");
+	colheader_time = thetime;
+	for (i=0; i<7; ++i) {
+		colheader_time = thetime + (i * 86400) ;
+		localtime_r(&colheader_time, &colheader_tm);
+		wc_strftime(colheader_label, sizeof colheader_label, "%A", &colheader_tm);
+		wc_printf("<th>%c</th>", colheader_label[0]);
+
+	}
+	wc_printf("</tr>\n");
+
+
+        /* Now do 35 or 42 days */
+        for (i = 0; i < 42; ++i) {
+                localtime_r(&thetime, &tm);
+
+                if (i < 35) {
+
+			/* Before displaying Sunday, start a new row */
+			if ((i % 7) == 0) {
+				wc_printf("<tr>");
+			}
+
+			if (tm.tm_mon == month-1) {
+				snprintf(url, sizeof url, "readfwd?calview=day?year=%d?month=%d?day=%d",
+					tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday);
+				wc_printf("<td><a href=\"%s\">%d</a></td>", url, tm.tm_mday);
+			}
+			else {
+				wc_printf("<td> </td>");
+			}
+
+			/* After displaying one week, end the row */
+			if ((i % 7) == 6) {
+				wc_printf("</tr>\n");
+			}
+
+		}
+
+		thetime += (time_t)86400;		/* ahead 24 hours */
+	}
+
+	wc_printf("</table>"			/* end of inner table */
+		"</div>\n");
+
+	StrBufAppendPrintf(WC->trailing_javascript,
+		"	function minical_change_month(year, month) {					\n"
+		"		p = 'year=' + year + '&month=' + month					\n"
+		"			+ '&r=' + ctdlRandomString();			                \n"
+		"		new Ajax.Updater('%s', 'mini_calendar', 				\n"
+		"			{ method: 'get', parameters: p, evalScripts: true } );		\n"
+		"	}										\n"
+		"",
+		div_id
+	);
+
+}
+
+/*
+ * ajax embedder for the above mini calendar 
+ */
+void ajax_mini_calendar(void) 
+{
+	embeddable_mini_calendar( ibstr("year"), ibstr("month"));
+}
+
+
+/*
+ * Display one day of a whole month view of a calendar
+ */
+void calendar_month_view_display_events(int year, int month, int day)
+{
+	long hklen;
+	const char *HashKey;
+	void *vCal;
+	HashPos *Pos;
+	disp_cal *Cal;
+	icalproperty *p = NULL;
+	icalproperty *q = NULL;
+	struct icaltimetype t;
+	struct icaltimetype end_t;
+	struct icaltimetype today_start_t;
+	struct icaltimetype today_end_t;
+	struct icaltimetype today_t;
+	struct tm starting_tm;
+	struct tm ending_tm;
+	int all_day_event = 0;
+	int show_event = 0;
+	char buf[256];
+	wcsession *WCC = WC;
+	time_t tt;
+
+	if (GetCount(WCC->disp_cal_items) == 0) {
+		wc_printf("<br>\n");
+		return;
+	}
+
+	/*
+	 * Create an imaginary event which spans the 24 hours of today.  Any events which
+	 * overlap with this one take place at least partially in this day.  We have to
+	 * convert it from a struct tm in order to make it UTC.
+	 */
+	memset(&starting_tm, 0, sizeof(struct tm));
+	starting_tm.tm_year = year - 1900;
+	starting_tm.tm_mon = month - 1;
+	starting_tm.tm_mday = day;
+	starting_tm.tm_hour = 0;
+	starting_tm.tm_min = 0;
+	today_start_t = icaltime_from_timet_with_zone(mktime(&starting_tm), 0, icaltimezone_get_utc_timezone());
+
+	memset(&ending_tm, 0, sizeof(struct tm));
+	ending_tm.tm_year = year - 1900;
+	ending_tm.tm_mon = month - 1;
+	ending_tm.tm_mday = day;
+	ending_tm.tm_hour = 23;
+	ending_tm.tm_min = 59;
+	today_end_t = icaltime_from_timet_with_zone(mktime(&ending_tm), 0, icaltimezone_get_utc_timezone());
+
+	/*
+	 * Create another one without caring about the timezone for all day events.
+	 */
+	today_t = icaltime_null_date();
+	today_t.year = year;
+	today_t.month = month;
+	today_t.day = day;
+
+	/*
+	 * Now loop through our list of events to see which ones occur today.
+	 */
+	Pos = GetNewHashPos(WCC->disp_cal_items, 0);
+	while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
+		Cal = (disp_cal*)vCal;
+		all_day_event = 0;
+		q = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
+		if (q != NULL) {
+			t = icalproperty_get_dtstart(q);
+		}
+		else {
+			memset(&t, 0, sizeof t);
+		}
+		q = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
+		if (q != NULL) {
+			end_t = icalproperty_get_dtend(q);
+		}
+		else {
+			memset(&end_t, 0, sizeof end_t);
+		}
+		if (t.is_date) all_day_event = 1;
+
+		if (all_day_event)
+		{
+			show_event = ical_ctdl_is_overlap(t, end_t, today_t, icaltime_null_time());
+		}
+		else
+		{
+			show_event = ical_ctdl_is_overlap(t, end_t, today_start_t, today_end_t);
+		}
+
+		/*
+		 * If we determined that this event occurs today, then display it.
+	 	 */
+		if (show_event) {
+
+			/* time_t logtt = icaltime_as_timet(t);
+			syslog(LOG_DEBUG, "Match on %04d-%02d-%02d for event %x%s on %s",
+				year, month, day,
+				(int)Cal, ((all_day_event) ? " (all day)" : ""),
+				ctime(&logtt)
+			); */
+
+			p = icalcomponent_get_first_property(Cal->cal, ICAL_SUMMARY_PROPERTY);
+			if (p == NULL) {
+				p = icalproperty_new_summary(_("Untitled Event"));
+				icalcomponent_add_property(Cal->cal, p);
+			}
+			if (p != NULL) {
+
+				if (all_day_event) {
+					wc_printf("<table border=\"0\" cellpadding=\"2\"><TR>"
+						"<td bgcolor=\"#CCCCDD\">"
+						);
+				}
+
+
+				wc_printf("<font size=\"-1\">"
+					"<a class=\"event%s\" href=\"display_edit_event?"
+					"msgnum=%ld?calview=month?year=%d?month=%d?day=%d\">"
+					,
+					(Cal->unread)?"_unread":"_read",
+					Cal->cal_msgnum,
+					year, month, day
+				);
+
+				escputs((char *) icalproperty_get_comment(p));
+
+				wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
+
+				wc_printf("<i>%s: %s</i><br>", _("From"), Cal->from);
+				wc_printf("<i>%s</i> ",          _("Summary:"));
+				escputs((char *)icalproperty_get_comment(p));
+				wc_printf("<br>");
+
+				q = icalcomponent_get_first_property(
+					Cal->cal,
+					ICAL_LOCATION_PROPERTY);
+				if (q) {
+					wc_printf("<i>%s</i> ", _("Location:"));
+					escputs((char *)icalproperty_get_comment(q));
+					wc_printf("<br>");
+				}
+
+				/*
+				 * Only show start/end times if we're actually looking at the VEVENT
+				 * component.  Otherwise it shows bogus dates for e.g. timezones
+				 */
+				if (icalcomponent_isa(Cal->cal) == ICAL_VEVENT_COMPONENT) {
+
+					q = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
+					if (q != NULL) {
+						int no_end = 0;
+
+						t = icalproperty_get_dtstart(q);
+						q = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
+						if (q != NULL) {
+							end_t = icalproperty_get_dtend(q);
+						}
+						else {
+							/*
+							 * events with starting date/time equal
+							 * ending date/time might get only
+							 * DTSTART but no DTEND
+							 */
+							no_end = 1;
+						}
+
+						if (t.is_date) {
+							/* all day event */
+							struct tm d_tm;
+
+							if (!no_end) {
+								/* end given, have to adjust it */
+								icaltime_adjust(&end_t, -1, 0, 0, 0);
+							}
+							memset(&d_tm, 0, sizeof d_tm);
+							d_tm.tm_year = t.year - 1900;
+							d_tm.tm_mon = t.month - 1;
+							d_tm.tm_mday = t.day;
+							wc_strftime(buf, sizeof buf, "%x", &d_tm);
+
+							if (no_end || !icaltime_compare(t, end_t)) {
+								wc_printf("<i>%s</i> %s<br>",
+									_("Date:"), buf);
+							}
+							else {
+								wc_printf("<i>%s</i> %s<br>",
+									_("Starting date:"), buf);
+								d_tm.tm_year = end_t.year - 1900;
+								d_tm.tm_mon = end_t.month - 1;
+								d_tm.tm_mday = end_t.day;
+								wc_strftime(buf, sizeof buf, "%x", &d_tm);
+								wc_printf("<i>%s</i> %s<br>",
+									_("Ending date:"), buf);
+							}
+						}
+						else {
+							tt = icaltime_as_timet(t);
+							webcit_fmt_date(buf, 256, tt, DATEFMT_BRIEF);
+							if (no_end || !icaltime_compare(t, end_t)) {
+								wc_printf("<i>%s</i> %s<br>",
+									_("Date/time:"), buf);
+							}
+							else {
+								wc_printf("<i>%s</i> %s<br>",
+									_("Starting date/time:"), buf);
+								tt = icaltime_as_timet(end_t);
+								webcit_fmt_date(buf, 256, tt, DATEFMT_BRIEF);
+								wc_printf("<i>%s</i> %s<br>", _("Ending date/time:"), buf);
+							}
+
+						}
+					}
+
+				}
+
+				q = icalcomponent_get_first_property(Cal->cal, ICAL_DESCRIPTION_PROPERTY);
+				if (q) {
+					wc_printf("<i>%s</i> ", _("Notes:"));
+					escputs((char *)icalproperty_get_comment(q));
+					wc_printf("<br>");
+				}
+
+				wc_printf("</span><span class=\"bttbottom\"></span></span>");
+				wc_printf("</a></font><br>\n");
+
+				if (all_day_event) {
+					wc_printf("</td></tr></table>");
+				}
+
+			}
+
+		}
+
+
+	}
+	DeleteHashPos(&Pos);
+}
+
+
+/*
+ * Display one day of a whole month view of a calendar
+ */
+void calendar_month_view_brief_events(time_t thetime, const char *daycolor) {
+	long hklen;
+	const char *HashKey;
+	void *vCal;
+	HashPos *Pos;
+	time_t event_tt;
+	time_t event_tts;
+	time_t event_tte;
+	wcsession *WCC = WC;
+	struct tm event_tms;
+	struct tm event_tme;
+	struct tm today_tm;
+	icalproperty *p;
+	icalproperty *e;
+	struct icaltimetype t;
+	disp_cal *Cal;
+	int all_day_event = 0;
+	char *timeformat;
+	int time_format;
+
+	time_format = get_time_format_cached ();
+
+	if (time_format == WC_TIMEFORMAT_24) timeformat="%k:%M";
+	else timeformat="%I:%M %p";
+
+	localtime_r(&thetime, &today_tm);
+
+	Pos = GetNewHashPos(WCC->disp_cal_items, 0);
+	while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
+		Cal = (disp_cal*)vCal;
+		p = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
+		if (p != NULL) {
+			t = icalproperty_get_dtstart(p);
+			event_tt = icaltime_as_timet(t);
+			event_tts=event_tt;
+			if (t.is_date) all_day_event = 1;
+			else all_day_event = 0;
+
+			if (all_day_event) {
+				gmtime_r(&event_tts, &event_tms);
+			}
+			else {
+				localtime_r(&event_tts, &event_tms);
+			}
+			/* \todo epoch &! daymask */
+			if ((event_tms.tm_year == today_tm.tm_year)
+				&& (event_tms.tm_mon == today_tm.tm_mon)
+			&& (event_tms.tm_mday == today_tm.tm_mday)) {
+
+
+			char sbuf[255];
+			char ebuf[255];
+
+			p = icalcomponent_get_first_property(
+				Cal->cal,
+				ICAL_SUMMARY_PROPERTY);
+			if (p == NULL) {
+				p = icalproperty_new_summary(_("Untitled Event"));
+				icalcomponent_add_property(Cal->cal, p);
+			}
+			e = icalcomponent_get_first_property(
+				Cal->cal, 
+				ICAL_DTEND_PROPERTY);
+			if ((p != NULL) && (e != NULL)) {
+				time_t difftime;
+				int hours, minutes;
+				t = icalproperty_get_dtend(e);
+				event_tte = icaltime_as_timet(t);
+				localtime_r(&event_tte, &event_tme);
+				difftime=(event_tte-event_tts)/60;
+				hours=(int)(difftime / 60);
+				minutes=difftime % 60;
+				wc_printf("<tr><td bgcolor='%s'>%i:%2i</td><td bgcolor='%s'>"
+					"<font size=\"-1\">"
+					"<a class=\"event%s\" href=\"display_edit_event?msgnum=%ld?calview=calbrief?year=%s?month=%s?day=%s\">",
+					daycolor,
+					hours, minutes,
+					(Cal->unread)?"_unread":"_read",
+					daycolor,
+					Cal->cal_msgnum,
+					bstr("year"),
+					bstr("month"),
+					bstr("day")
+					);
+
+				escputs((char *)
+					icalproperty_get_comment(p));
+				/* \todo: allso ammitime format */
+				wc_strftime(&sbuf[0], sizeof(sbuf), timeformat, &event_tms);
+				wc_strftime(&ebuf[0], sizeof(sbuf), timeformat, &event_tme);
+
+				wc_printf("</a></font></td>"
+					"<td bgcolor='%s'>%s</td><td bgcolor='%s'>%s</td></tr>",
+					daycolor,
+					sbuf,
+					daycolor,
+					ebuf);
+				}
+
+			}
+
+
+		}
+	}
+	DeleteHashPos(&Pos);
+}
+
+
+/*
+ * view one month. pretty view
+ */
+void calendar_month_view(int year, int month, int day) {
+	struct tm starting_tm;
+	struct tm tm;
+	struct tm today_tm;
+	time_t thetime;
+	int i;
+	time_t previous_month;
+	time_t next_month;
+	time_t colheader_time;
+	time_t today_timet;
+	struct tm colheader_tm;
+	char colheader_label[32];
+	long weekstart = 0;
+
+	/*
+	 * Make sure we know which day is today.
+	 */
+	today_timet = time(NULL);
+	localtime_r(&today_timet, &today_tm);
+
+	/*
+	 * Determine what day to start.  If an impossible value is found, start on Sunday.
+	 */
+	get_pref_long("weekstart", &weekstart, 17);
+	if (weekstart > 6) weekstart = 0;
+
+	/*
+	 * Now back up to the 1st of the month...
+	 */
+	memset(&starting_tm, 0, sizeof(struct tm));
+
+	starting_tm.tm_year = year - 1900;
+	starting_tm.tm_mon = month - 1;
+	starting_tm.tm_mday = day;
+	thetime = mktime(&starting_tm);
+
+	memcpy(&tm, &starting_tm, sizeof(struct tm));
+	while (tm.tm_mday != 1) {
+		thetime = thetime - (time_t)86400;	/* go back 24 hours */
+		localtime_r(&thetime, &tm);
+	}
+
+	/* Determine previous and next months ... for links */
+	previous_month = thetime - (time_t)864000L;	/* back 10 days */
+	next_month = thetime + (time_t)(31L * 86400L);	/* ahead 31 days */
+
+	/* Now back up until we're on the user's preferred start day */
+	localtime_r(&thetime, &tm);
+	while (tm.tm_wday != weekstart) {
+		thetime = thetime - (time_t)86400;	/* go back 24 hours */
+		localtime_r(&thetime, &tm);
+	}
+
+	/* Outer table (to get the background color) */
+	wc_printf("<table class=\"calendar\"> \n <tr><td>"); 
+
+	wc_printf("<table width=\"100%%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>\n");
+
+	wc_printf("<td align=\"center\">");
+
+	localtime_r(&previous_month, &tm);
+	wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
+		(int)(tm.tm_year)+1900, tm.tm_mon + 1);
+	wc_printf("<img alt=\"%s\" align=\"middle\" src=\"static/webcit_icons/essen/32x32/back.png\" border=\"0\"></a>\n", _("previous"));
+
+	wc_strftime(colheader_label, sizeof colheader_label, "%B", &starting_tm);
+	wc_printf("&nbsp;&nbsp;"
+		"<font size=\"+1\" color=\"#FFFFFF\">"
+		"%s %d"
+		"</font>"
+		"&nbsp;&nbsp;", colheader_label, year);
+
+	localtime_r(&next_month, &tm);
+	wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
+		(int)(tm.tm_year)+1900, tm.tm_mon + 1);
+	wc_printf("<img alt=\"%s\" align=\"middle\" src=\"static/webcit_icons/essen/32x32/forward.png\" border=\"0\"></A>\n", _("next"));
+
+	wc_printf("</td></tr></table>\n");
+
+	/* Inner table (the real one) */
+	wc_printf("<table width=\"100%%\" border=\"0\" cellpadding=\"1\" cellspacing=\"1\" "
+		"bgcolor='#204B78' id=\"inner_month\"><tr>");
+	wc_printf("<th align=\"center\" width=\"2%%\"></th>");
+	colheader_time = thetime;
+	for (i=0; i<7; ++i) {
+		colheader_time = thetime + (i * 86400) ;
+		localtime_r(&colheader_time, &colheader_tm);
+		wc_strftime(colheader_label, sizeof colheader_label, "%A", &colheader_tm);
+		wc_printf("<th align=\"center\" width=\"14%%\">"
+			"<font color=\"#FFFFFF\">%s</font></th>", colheader_label);
+
+	}
+	wc_printf("</tr>\n");
+
+
+        /* Now do 35 or 42 days */
+	localtime_r(&thetime, &tm);
+        for (i = 0; i<42; ++i) {
+
+		/* Before displaying the first day of the week, start a new row */
+		if ((i % 7) == 0) {
+			wc_printf("<tr><td class=\"week_of_year\">");
+			wc_strftime(colheader_label, sizeof colheader_label, "%V", &tm);
+                        wc_printf("%s ", colheader_label);
+		}
+
+		wc_printf("<td class=\"cal%s\"><div class=\"day\">",
+			((tm.tm_mon != month-1) ? "out" :
+				(((tm.tm_year == today_tm.tm_year) && (tm.tm_mon == today_tm.tm_mon) && (tm.tm_mday == today_tm.tm_mday)) ? "today" :
+				((tm.tm_wday==0 || tm.tm_wday==6) ? "weekend" :
+					"day")))
+			);
+		if ((i==0) || (tm.tm_mday == 1)) {
+			wc_strftime(colheader_label, sizeof colheader_label, "%B", &tm);
+			wc_printf("%s ", colheader_label);
+		}
+		wc_printf("<a href=\"readfwd?calview=day?year=%d?month=%d?day=%d\">"
+			"%d</a></div>",
+			tm.tm_year + 1900,
+			tm.tm_mon + 1,
+			tm.tm_mday,
+			tm.tm_mday);
+
+		/* put the data here, stupid */
+		calendar_month_view_display_events(
+			tm.tm_year + 1900,
+			tm.tm_mon + 1,
+			tm.tm_mday
+			);
+
+		wc_printf("</td>");
+
+		/* After displaying the last day of the week, end the row */
+		if ((i % 7) == 6) {
+			wc_printf("</tr>\n");
+		}
+
+		thetime += (time_t)86400;		/* ahead 24 hours */
+		localtime_r(&thetime, &tm);
+
+		if ( ((i % 7) == 6) && (tm.tm_mon != month-1) && (tm.tm_mday < 15) ) {
+			i = 100;	/* break out of the loop */
+		}
+	}
+
+	wc_printf("</table>"			/* end of inner table */
+		"</td></tr></table>\n"		/* end of outer table */
+	);
+}
+
+/*
+ * view one month. brief view
+ */
+void calendar_brief_month_view(int year, int month, int day) {
+	struct tm starting_tm;
+	struct tm tm;
+	time_t thetime;
+	int i;
+	time_t previous_month;
+	time_t next_month;
+	char month_label[32];
+
+	/* Determine what day to start.
+	 * First, back up to the 1st of the month...
+	 */
+	memset(&starting_tm, 0, sizeof(struct tm));
+	starting_tm.tm_year = year - 1900;
+	starting_tm.tm_mon = month - 1;
+	starting_tm.tm_mday = day;
+	thetime = mktime(&starting_tm);
+
+	memcpy(&tm, &starting_tm, sizeof(struct tm));
+	while (tm.tm_mday != 1) {
+		thetime = thetime - (time_t)86400;	/* go back 24 hours */
+		localtime_r(&thetime, &tm);
+	}
+
+	/* Determine previous and next months ... for links */
+	previous_month = thetime - (time_t)864000L;	/* back 10 days */
+	next_month = thetime + (time_t)(31L * 86400L);	/* ahead 31 days */
+
+	/* Now back up until we're on a Sunday */
+	localtime_r(&thetime, &tm);
+	while (tm.tm_wday != 0) {
+		thetime = thetime - (time_t)86400;	/* go back 24 hours */
+		localtime_r(&thetime, &tm);
+	}
+
+	/* Outer table (to get the background color) */
+	wc_printf("<table width=\"100%%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\" "
+		"bgcolor=#204B78><tr><td>\n");
+
+	wc_printf("<table width=\"100%%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>\n");
+
+	wc_printf("<td align=\"center\">");
+
+	localtime_r(&previous_month, &tm);
+	wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
+		(int)(tm.tm_year)+1900, tm.tm_mon + 1);
+	wc_printf("<img alt=\"%s\" align=\"middle\" src=\"static/webcit_icons/essen/32x32/back.png\" border=\"0\"></a>\n", _("previous"));
+
+	wc_strftime(month_label, sizeof month_label, "%B", &tm);
+	wc_printf("&nbsp;&nbsp;"
+		"<font size=\"+1\" color=\"#FFFFFF\">"
+		"%s %d"
+		"</font>"
+		"&nbsp;&nbsp;", month_label, year);
+
+	localtime_r(&next_month, &tm);
+	wc_printf("<a href=\"readfwd?calview=month?year=%d?month=%d?day=1\">",
+		(int)(tm.tm_year)+1900, tm.tm_mon + 1);
+	wc_printf("<img alt=\"%s\" align=\"middle\" src=\"static/webcit_icons/essen/32x32/forward.png\" border=\"0\"></a>\n", _("next"));
+
+	wc_printf("</td></tr></table>\n");
+
+	/* Inner table (the real one) */
+	wc_printf("<table width=\"100%%\" border=\"0\" cellpadding=\"1\" cellspacing=\"1\" "
+		"bgcolor=#EEEECC><TR>");
+	wc_printf("</tr>\n");
+	wc_printf("<tr><td colspan=\"100%%\">\n");
+
+	/* Now do 35 days */
+	for (i = 0; i < 35; ++i) {
+		char weeknumber[255];
+		char weekday_name[32];
+		char *daycolor;
+		localtime_r(&thetime, &tm);
+
+
+		/* Before displaying Sunday, start a new CELL */
+		if ((i % 7) == 0) {
+			wc_strftime(&weeknumber[0], sizeof(weeknumber), "%U", &tm);
+			wc_printf("<table border='0' bgcolor=\"#EEEECC\" width='100%%'> <tr><th colspan='4'>%s %s</th></tr>"
+				"   <tr><td>%s</td><td width='70%%'>%s</td><td>%s</td><td>%s</td></tr>\n",
+				_("Week"),
+				weeknumber,
+				_("Hours"),
+				_("Subject"),
+				_("Start"),
+				_("End")
+				);
+		}
+
+		daycolor=((tm.tm_mon != month-1) ? "DDDDDD" :
+			((tm.tm_wday==0 || tm.tm_wday==6) ? "EEEECC" :
+				"FFFFFF"));
+
+		/* Day Header */
+		wc_strftime(weekday_name, sizeof weekday_name, "%A", &tm);
+		wc_printf("<tr><td bgcolor='%s' colspan='1' align='left'> %s,%i."
+			"</td><td bgcolor='%s' colspan='3'><hr></td></tr>\n",
+			daycolor,
+			weekday_name,tm.tm_mday,
+			daycolor);
+
+		/* put the data of one day  here, stupid */
+		calendar_month_view_brief_events(thetime, daycolor);
+
+
+		/* After displaying Saturday, end the row */
+		if ((i % 7) == 6) {
+			wc_printf("</td></tr></table>\n");
+		}
+
+		thetime += (time_t)86400;		/* ahead 24 hours */
+	}
+
+	wc_printf("</table>"			/* end of inner table */
+		"</td></tr></table>\n"		/* end of outer table */
+	);
+}
+
+/*
+ * Calendar week view -- not implemented yet, this is a stub function
+ */
+void calendar_week_view(int year, int month, int day) {
+	wc_printf("<center><i>week view FIXME</i></center><br>\n");
+}
+
+
+/*
+ * display one day
+ * Display events for a particular hour of a particular day.
+ * (Specify hour < 0 to show "all day" events)
+ *
+ * dstart and dend indicate which hours our "daytime" begins and end
+ */
+void calendar_day_view_display_events(time_t thetime,
+	int year,
+	int month,
+	int day,
+	int notime_events,
+	int dstart,
+	int dend)
+{
+	long hklen;
+	const char *HashKey;
+	void *vCal;
+	HashPos *Pos;
+	icalproperty *p = NULL;
+	icalproperty *q = NULL;
+	time_t event_tt;
+	time_t event_tte;
+	struct tm event_te;
+	struct tm event_tm;
+	int show_event = 0;
+	int all_day_event = 0;
+	int ongoing_event = 0;
+	wcsession *WCC = WC;
+	disp_cal *Cal;
+	struct icaltimetype t;
+	struct icaltimetype end_t;
+	struct icaltimetype today_start_t;
+	struct icaltimetype today_end_t;
+	struct icaltimetype today_t;
+	struct tm starting_tm;
+	struct tm ending_tm;
+	int top = 0;
+	int bottom = 0;
+	int gap = 1;
+	int startmin = 0;
+	int diffmin = 0;
+	int endmin = 0;
+
+        char buf[256];
+
+	if (GetCount(WCC->disp_cal_items) == 0) {
+		/* nothing to display */
+		return;
+	}
+
+	/* Create an imaginary event which spans the current day.  Any events which
+	 * overlap with this one take place at least partially in this day.
+	 */
+	memset(&starting_tm, 0, sizeof(struct tm));
+	starting_tm.tm_year = year - 1900;
+	starting_tm.tm_mon = month - 1;
+	starting_tm.tm_mday = day;
+	starting_tm.tm_hour = 0;
+	starting_tm.tm_min = 0;
+	today_start_t = icaltime_from_timet_with_zone(mktime(&starting_tm), 0, icaltimezone_get_utc_timezone());
+
+	memset(&ending_tm, 0, sizeof(struct tm));
+	ending_tm.tm_year = year - 1900;
+	ending_tm.tm_mon = month - 1;
+	ending_tm.tm_mday = day;
+	ending_tm.tm_hour = 23;
+	ending_tm.tm_min = 59;
+	today_end_t = icaltime_from_timet_with_zone(mktime(&ending_tm), 0, icaltimezone_get_utc_timezone());
+
+	/*
+	 * Create another one without caring about the timezone for all day events.
+	 */
+	today_t = icaltime_null_date();
+	today_t.year = year;
+	today_t.month = month;
+	today_t.day = day;
+
+	/* Now loop through our list of events to see which ones occur today.
+	 */
+	Pos = GetNewHashPos(WCC->disp_cal_items, 0);
+	while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
+		Cal = (disp_cal*)vCal;
+
+		all_day_event = 0;
+		ongoing_event=0;
+
+		q = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
+		if (q != NULL) {
+			t = icalproperty_get_dtstart(q);
+			event_tt = icaltime_as_timet(t);
+			localtime_r(&event_tt, &event_te);
+		}
+		else {
+			memset(&t, 0, sizeof t);
+		}
+
+		if (t.is_date) all_day_event = 1;
+
+		q = icalcomponent_get_first_property(Cal->cal, ICAL_DTEND_PROPERTY);
+		if (q != NULL) {
+			end_t = icalproperty_get_dtend(q);
+		}
+		else {
+			/* no end given means end = start */
+			memcpy(&end_t, &t, sizeof(struct icaltimetype));
+		}
+
+		if (all_day_event)
+		{
+			show_event = ical_ctdl_is_overlap(t, end_t, today_t, icaltime_null_time());
+			if (icaltime_compare(t, end_t)) {
+				/*
+				 * the end date is non-inclusive so adjust it by one
+				 * day because our test is inclusive, note that a day is
+				 * not to much because we are talking about all day
+				 * events
+				 */
+				icaltime_adjust(&end_t, -1, 0, 0, 0);
+			}
+		}
+		else
+		{
+			show_event = ical_ctdl_is_overlap(t, end_t, today_start_t, today_end_t);
+		}
+
+		event_tte = icaltime_as_timet(end_t);
+		localtime_r(&event_tte, &event_tm);
+
+		/* If we determined that this event occurs today, then display it.
+	 	 */
+		p = icalcomponent_get_first_property(Cal->cal,ICAL_SUMMARY_PROPERTY);
+		if (p == NULL) {
+			p = icalproperty_new_summary(_("Untitled Event"));
+			icalcomponent_add_property(Cal->cal, p);
+		}
+
+		if ((show_event) && (p != NULL)) {
+
+			if ((event_te.tm_mday != day) || (event_tm.tm_mday != day)) ongoing_event = 1; 
+
+			if (all_day_event && notime_events)
+			{
+				wc_printf("<li class=\"event_framed%s\"> "
+					"<a href=\"display_edit_event?"
+					"msgnum=%ld?calview=day?year=%d?month=%d?day=%d\" "
+					" class=\"event_title\">"
+					,
+					(Cal->unread)?"_unread":"_read",
+                                        Cal->cal_msgnum, year, month, day
+				);
+                                escputs((char *) icalproperty_get_comment(p));
+				wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
+                                wc_printf("<i>%s</i><br>",      _("All day event"));
+				wc_printf("<i>%s: %s</i><br>",  _("From"), Cal->from);
+                                wc_printf("<i>%s</i> ",           _("Summary:"));
+                                escputs((char *) icalproperty_get_comment(p));
+                                wc_printf("<br>");
+				q = icalcomponent_get_first_property(Cal->cal,ICAL_LOCATION_PROPERTY);
+                                if (q) {
+                                        wc_printf("<i>%s</i> ", _("Location:"));
+                                        escputs((char *)icalproperty_get_comment(q));
+                                        wc_printf("<br>");
+				}
+				if (!icaltime_compare(t, end_t)) { /* one day only */
+					webcit_fmt_date(buf, 256, event_tt, DATEFMT_LOCALEDATE);
+					wc_printf("<i>%s</i> %s<br>", _("Date:"), buf);
+				}
+				else {
+					webcit_fmt_date(buf, 256, event_tt, DATEFMT_LOCALEDATE);
+					wc_printf("<i>%s</i> %s<br>", _("Starting date:"), buf);
+					webcit_fmt_date(buf, 256, event_tte, DATEFMT_LOCALEDATE);
+					wc_printf("<i>%s</i> %s<br>", _("Ending date:"), buf);
+				}
+				q = icalcomponent_get_first_property(Cal->cal,ICAL_DESCRIPTION_PROPERTY);
+                                if (q) {
+                                        wc_printf("<i>%s</i> ", _("Notes:"));
+                                        escputs((char *)icalproperty_get_comment(q));
+                                        wc_printf("<br>");
+                                }
+				wc_printf("</span><span class=\"bttbottom\"></span></span>");
+                                wc_printf("</a> <span>(");
+                                wc_printf(_("All day event"));
+                                wc_printf(")</span></li>\n");
+			}
+			else if (ongoing_event && notime_events) 
+			{
+				wc_printf("<li class=\"event_framed%s\"> "
+					"<a href=\"display_edit_event?"
+					"msgnum=%ld&calview=day?year=%d?month=%d?day=%d\" "
+					" class=\"event_title\">" 
+					,
+					(Cal->unread)?"_unread":"_read",
+					Cal->cal_msgnum, year, month, day
+				);
+				escputs((char *) icalproperty_get_comment(p));
+				wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
+                                wc_printf("<i>%s</i><br>",     _("Ongoing event"));
+				wc_printf("<i>%s: %s</i><br>", _("From"), Cal->from);
+                                wc_printf("<i>%s</i> ",          _("Summary:"));
+                                escputs((char *) icalproperty_get_comment(p));
+                                wc_printf("<br>");
+                                q = icalcomponent_get_first_property(Cal->cal,ICAL_LOCATION_PROPERTY);
+                                if (q) {
+                                        wc_printf("<i>%s</i> ", _("Location:"));
+                                        escputs((char *)icalproperty_get_comment(q));
+                                        wc_printf("<br>");
+								}
+                                webcit_fmt_date(buf, 256, event_tt, DATEFMT_BRIEF);
+                                wc_printf("<i>%s</i> %s<br>", _("Starting date/time:"), buf);
+                                webcit_fmt_date(buf, 256, event_tte, DATEFMT_BRIEF);
+                                wc_printf("<i>%s</i> %s<br>", _("Ending date/time:"), buf);
+                                q = icalcomponent_get_first_property(Cal->cal,ICAL_DESCRIPTION_PROPERTY);
+                                if (q) {
+                                        wc_printf("<i>%s</i> ", _("Notes:"));
+                                        escputs((char *)icalproperty_get_comment(q));
+                                        wc_printf("<br>");
+                                }
+                                wc_printf("</span><span class=\"bttbottom\"></span></span>");
+				wc_printf("</a> <span>(");
+				wc_printf(_("Ongoing event"));
+				wc_printf(")</span></li>\n");
+			}
+			else if (!all_day_event && !notime_events)
+			{
+				gap++;
+
+				if (event_te.tm_mday != day) event_te.tm_hour = 0;
+				if (event_tm.tm_mday != day) event_tm.tm_hour = 24;
+
+				/* Calculate the location of the top of the box */
+				if (event_te.tm_hour < dstart) {
+					startmin = diffmin = event_te.tm_min / 6;
+					top = (event_te.tm_hour * EXTRATIMELINE) + startmin;
+				}
+				else if ((event_te.tm_hour >= dstart) && (event_te.tm_hour <= dend)) {
+					startmin = diffmin = (event_te.tm_min / 2);
+					top = (dstart * EXTRATIMELINE) + ((event_te.tm_hour - dstart) * TIMELINE) + startmin;
+				}
+				else if (event_te.tm_hour >dend) {
+					startmin = diffmin = event_te.tm_min / 6;
+					top = (dstart * EXTRATIMELINE) + ((dend - dstart - 1) * TIMELINE) + ((event_tm.tm_hour - dend + 1) * EXTRATIMELINE) + startmin ;
+				}
+				else {
+					/* should never get here */
+				}
+
+				/* Calculate the location of the bottom of the box */
+				if (event_tm.tm_hour < dstart) {
+					endmin = diffmin = event_tm.tm_min / 6;
+					bottom = (event_tm.tm_hour * EXTRATIMELINE) + endmin;
+				}
+				else if ((event_tm.tm_hour >= dstart) && (event_tm.tm_hour <= dend)) {
+					endmin = diffmin = (event_tm.tm_min / 2);
+					bottom = (dstart * EXTRATIMELINE) + ((event_tm.tm_hour - dstart) * TIMELINE) + endmin ;
+				}
+				else if (event_tm.tm_hour >dend) {
+					endmin = diffmin = event_tm.tm_min / 6;
+					bottom = (dstart * EXTRATIMELINE) + ((dend - dstart + 1) * TIMELINE) + ((event_tm.tm_hour - dend - 1) * EXTRATIMELINE) + endmin;
+				}
+				else {
+					/* should never get here */
+				}
+
+				wc_printf("<dd  class=\"event_framed%s\" "
+					"style=\"position: absolute; "
+					"top:%dpx; left:%dpx; "
+					"height:%dpx; \" >",
+					(Cal->unread)?"_unread":"_read",
+					top, (gap * 40), (bottom-top)
+					);
+				wc_printf("<a href=\"display_edit_event?"
+					"msgnum=%ld?calview=day?year=%d?month=%d?day=%d?hour=%d\" "
+					"class=\"event_title\">"
+					,
+					Cal->cal_msgnum, year, month, day, t.hour
+				);
+				escputs((char *) icalproperty_get_comment(p));
+				wc_printf("<span class=\"tooltip\"><span class=\"btttop\"></span><span class=\"bttmiddle\">");
+				wc_printf("<i>%s: %s</i><br>", _("From"), Cal->from);
+                                wc_printf("<i>%s</i> ",          _("Summary:"));
+                                escputs((char *) icalproperty_get_comment(p));
+                                wc_printf("<br>");
+                                q = icalcomponent_get_first_property(Cal->cal,ICAL_LOCATION_PROPERTY);
+                                if (q) {
+                                        wc_printf("<i>%s</i> ", _("Location:"));
+                                        escputs((char *)icalproperty_get_comment(q));
+                                        wc_printf("<br>");
+								}
+				if (!icaltime_compare(t, end_t)) { /* one day only */
+					webcit_fmt_date(buf, 256, event_tt, DATEFMT_BRIEF);
+					wc_printf("<i>%s</i> %s<br>", _("Date/time:"), buf);
+				}
+				else {
+					webcit_fmt_date(buf, 256, event_tt, DATEFMT_BRIEF);
+					wc_printf("<i>%s</i> %s<br>", _("Starting date/time:"), buf);
+					webcit_fmt_date(buf, 256, event_tte, DATEFMT_BRIEF);
+					wc_printf("<i>%s</i> %s<br>", _("Ending date/time:"), buf);
+				}
+				q = icalcomponent_get_first_property(Cal->cal,ICAL_DESCRIPTION_PROPERTY);
+                                if (q) {
+                                        wc_printf("<i>%s</i> ", _("Notes:"));
+                                        escputs((char *)icalproperty_get_comment(q));
+                                        wc_printf("<br>");
+                                }
+				wc_printf("</span><span class=\"bttbottom\"></span></span>");
+				wc_printf("</a></dd>\n");
+			}
+		}
+	}
+	DeleteHashPos(&Pos);
+}
+
+/*
+ * view one day
+ */
+void calendar_day_view(int year, int month, int day) {
+	int hour;
+	struct icaltimetype today, yesterday, tomorrow;
+	long daystart;
+	long dayend;
+	struct tm d_tm;
+	char d_str[160];
+	int time_format;
+	time_t today_t;
+	int timeline = TIMELINE;
+	int extratimeline = EXTRATIMELINE;
+	int gap = 0;
+	int hourlabel;
+	int extrahourlabel;
+
+	time_format = get_time_format_cached ();
+	get_pref_long("daystart", &daystart, 8);
+	get_pref_long("dayend", &dayend, 17);
+
+	/* when loading daystart/dayend, replace missing, corrupt, or impossible values with defaults */
+	if ((daystart < 0) || (dayend < 2) || (daystart >= 23) || (dayend > 23) || (dayend <= daystart)) {
+		daystart = 9;
+		dayend = 17;
+	}
+
+	/* Today's date */
+	memset(&d_tm, 0, sizeof d_tm);
+	d_tm.tm_year = year - 1900;
+	d_tm.tm_mon = month - 1;
+	d_tm.tm_mday = day;
+	today_t = mktime(&d_tm); 
+
+	/* Figure out the dates for "yesterday" and "tomorrow" links */
+
+	memset(&today, 0, sizeof(struct icaltimetype));
+	today.year = year;
+	today.month = month;
+	today.day = day;
+	today.is_date = 1;
+
+	memcpy(&yesterday, &today, sizeof(struct icaltimetype));
+	--yesterday.day;
+	yesterday = icaltime_normalize(yesterday);
+
+	memcpy(&tomorrow, &today, sizeof(struct icaltimetype));
+	++tomorrow.day;
+	tomorrow = icaltime_normalize(tomorrow);
+
+	/* Inner table (the real one) */
+	wc_printf("<table class=\"calendar\" id=\"inner_day\"><tr> \n");
+
+	/* Innermost cell (contains hours etc.) */
+	wc_printf("<td class=\"events_of_the_day\" >");
+       	wc_printf("<dl class=\"events\" >");
+
+	/* Now the middle of the day... */
+
+	extrahourlabel = extratimeline - 2;
+	hourlabel = extrahourlabel * 150 / 100;
+	if (hourlabel > (timeline - 2)) hourlabel = timeline - 2;
+
+	for (hour = 0; hour < daystart; ++hour) {	/* could do HEIGHT=xx */
+		wc_printf("<dt class=\"extrahour\">"
+			"<a href=\"display_edit_event?msgnum=0"
+			"?calview=day?year=%d?month=%d?day=%d?hour=%d?minute=0\">",
+/* TODO: what have these been used for?
+			(hour * extratimeline ),
+			extratimeline,
+			extrahourlabel,
+*/
+			year, month, day, hour
+			);
+
+		if (time_format == WC_TIMEFORMAT_24) {
+			wc_printf("%2d:00</a> ", hour);
+		}
+		else {
+			wc_printf("%d:00%s</a> ",
+				((hour == 0) ? 12 : (hour <= 12 ? hour : hour-12)),
+				(hour < 12 ? "am" : "pm")
+				);
+		}
+
+		wc_printf("</dt>");
+	}
+
+	gap = daystart * extratimeline;
+
+        for (hour = daystart; hour <= dayend; ++hour) {       /* could do HEIGHT=xx */
+                wc_printf("<dt class=\"hour\">"
+                        "<a href=\"display_edit_event?msgnum=0?calview=day"
+                        "?year=%d?month=%d?day=%d?hour=%d?minute=0\">",
+/*TODO: what have these been used for?
+                        gap + ((hour - daystart) * timeline ),
+			timeline,
+			hourlabel,
+*/
+                        year, month, day, hour
+			);
+
+                if (time_format == WC_TIMEFORMAT_24) {
+                        wc_printf("%2d:00</a> ", hour);
+                }
+                else {
+                        wc_printf("%d:00%s</a> ",
+                                (hour <= 12 ? hour : hour-12),
+                                (hour < 12 ? "am" : "pm")
+						);
+                }
+
+                wc_printf("</dt>");
+        }
+
+	gap = gap + ((dayend - daystart + 1) * timeline);
+
+        for (hour = (dayend + 1); hour < 24; ++hour) {       /* could do HEIGHT=xx */
+                wc_printf("<dt class=\"extrahour\">"
+                        "<a href=\"display_edit_event?msgnum=0?calview=day"
+                        "?year=%d?month=%d?day=%d?hour=%d?minute=0\">",
+/*TODO: what have these been used for?
+                        gap + ((hour - dayend - 1) * extratimeline ),
+			extratimeline,
+			extrahourlabel,
+*/
+                        year, month, day, hour
+                );
+
+                if (time_format == WC_TIMEFORMAT_24) {
+                        wc_printf("%2d:00</a> ", hour);
+                }
+                else {
+                        wc_printf("%d:00%s</a> ",
+                                (hour <= 12 ? hour : hour-12),
+                                (hour < 12 ? "am" : "pm")
+                        );
+                }
+
+                wc_printf("</dt>");
+        }
+
+	/* Display events with start and end times on this day */
+	calendar_day_view_display_events(today_t, year, month, day, 0, daystart, dayend);
+
+       	wc_printf("</dl>");
+	wc_printf("</td>");			/* end of innermost table */
+
+	/* Display extra events (start/end times not present or not today) in the middle column */
+        wc_printf("<td class=\"extra_events\">");
+
+        wc_printf("<ul>");
+
+        /* Display all-day events */
+	calendar_day_view_display_events(today_t, year, month, day, 1, daystart, dayend);
+
+        wc_printf("</ul>");
+
+	wc_printf("</td>");	/* end extra on the middle */
+
+	wc_printf("<td width='20%%' align=\"center\" valign=top>");	/* begin stuff-on-the-right */
+
+	/* Begin todays-date-with-left-and-right-arrows */
+	wc_printf("<table border=\"0\" width=\"100%%\" "
+		"cellspacing=\"0\" cellpadding=\"0\" bgcolor=\"#FFFFFF\">\n");
+	wc_printf("<tr>");
+
+	/* Left arrow */
+	wc_printf("<td align=\"center\">");
+	wc_printf("<a href=\"readfwd?calview=day?year=%d?month=%d?day=%d\">",
+		yesterday.year, yesterday.month, yesterday.day);
+	wc_printf("<img alt=\"previous\" align=\"middle\" src=\"static/webcit_icons/essen/32x32/back.png\" border=\"0\"></a>");
+	wc_printf("</td>");
+
+	wc_strftime(d_str, sizeof d_str,
+		"<td align=\"center\">"
+		"<font size='+2'>%A</font><br>"
+		"<font size='+2'>%B</font><br>"
+		"<font size='+3'>%d</font><br>"
+		"<font size='+2'>%Y</font><br>"
+		"</td>",
+		&d_tm
+		);
+	wc_printf("%s", d_str);
+
+	/* Right arrow */
+	wc_printf("<td align=\"center\">");
+	wc_printf("<a href=\"readfwd?calview=day?year=%d?month=%d?day=%d\">",
+		tomorrow.year, tomorrow.month, tomorrow.day);
+	wc_printf("<img alt=\"%s\" align=\"middle\" src=\"static/webcit_icons/essen/32x32/forward.png\""
+		" border=\"0\"></a>\n", _("next"));
+	wc_printf("</td>");
+
+	wc_printf("</tr></table>\n");
+	/* End todays-date-with-left-and-right-arrows */
+
+	/* Embed a mini month calendar in this space */
+	wc_printf("<br>\n");
+	embeddable_mini_calendar(year, month);
+
+	wc_printf("</td></tr>");			/* end stuff-on-the-right */
+	wc_printf("</table>\n");			/* end of inner table */
+}
+
+
+/*
+ * Display today's events.  Returns the number of items displayed.
+ */
+int calendar_summary_view(void) {
+	long hklen;
+	const char *HashKey;
+	void *vCal;
+	HashPos *Pos;
+	disp_cal *Cal;
+	icalproperty *p;
+	struct icaltimetype t;
+	time_t event_tt;
+	struct tm event_tm;
+	struct tm today_tm;
+	time_t now;
+	int all_day_event = 0;
+	char timestring[SIZ];
+	wcsession *WCC = WC;
+	int num_displayed = 0;
+
+	if (GetCount(WC->disp_cal_items) == 0) {
+		return(0);
+	}
+
+	now = time(NULL);
+	localtime_r(&now, &today_tm);
+
+	Pos = GetNewHashPos(WCC->disp_cal_items, 0);
+	while (GetNextHashPos(WCC->disp_cal_items, Pos, &hklen, &HashKey, &vCal)) {
+		Cal = (disp_cal*)vCal;
+		p = icalcomponent_get_first_property(Cal->cal, ICAL_DTSTART_PROPERTY);
+		if (p != NULL) {
+			t = icalproperty_get_dtstart(p);
+			event_tt = icaltime_as_timet(t);
+			if (t.is_date) {
+				all_day_event = 1;
+			}
+			else {
+				all_day_event = 0;
+			}
+			fmt_time(timestring, SIZ, event_tt);
+
+			if (all_day_event) {
+				gmtime_r(&event_tt, &event_tm);
+			}
+			else {
+				localtime_r(&event_tt, &event_tm);
+			}
+
+			if ( (event_tm.tm_year == today_tm.tm_year)
+				&& (event_tm.tm_mon == today_tm.tm_mon)
+				&& (event_tm.tm_mday == today_tm.tm_mday)
+			) {
+
+				p = icalcomponent_get_first_property(Cal->cal, ICAL_SUMMARY_PROPERTY);
+				if (p == NULL) {
+					p = icalproperty_new_summary(_("Untitled Task"));
+					icalcomponent_add_property(Cal->cal, p);
+				}
+				if (p != NULL)
+				{
+					if (WCC->CurRoom.view == VIEW_TASKS) {
+						wc_printf("<a href=\"display_edit_task"
+							"?msgnum=%ld"
+							"?return_to_summary=1"
+							"?go=",
+							Cal->cal_msgnum
+						);
+						escputs(ChrPtr(WCC->CurRoom.name));
+						wc_printf("\">");
+					}
+					else {
+						wc_printf("<a href=\"display_edit_event"
+							"?msgnum=%ld"
+							"?calview=summary"
+							"?year=%d"
+							"?month=%d"
+							"?day=%d"
+							"?go=",
+							Cal->cal_msgnum,
+							today_tm.tm_year + 1900,
+							today_tm.tm_mon + 1,
+							today_tm.tm_mday
+						);
+						escputs(ChrPtr(WCC->CurRoom.name));
+						wc_printf("\">");
+					}
+					escputs((char *) icalproperty_get_comment(p));
+					if (!all_day_event) {
+						wc_printf(" (%s)", timestring);
+					}
+					wc_printf("</a><br>\n");
+					++num_displayed;
+				}
+			}
+		}
+	}
+	DeleteHashPos(&Pos);
+	DeleteHash(&WC->disp_cal_items);
+	return(num_displayed);
+}
+
+/*
+ * Parse the URL variables in order to determine the scope and display of a calendar view
+ */
+int calendar_GetParamsGetServerCall(SharedMessageStatus *Stat,
+				    void **ViewSpecific,
+				    long oper,
+				    char *cmd,
+				    long len,
+				    char *filter,
+				    long flen)
+{
+	wcsession *WCC = WC;
+	calview *c;
+	time_t now;
+	struct tm tm;
+	char cv[32];
+
+	int span = 3888000;
+
+	c = (calview*) malloc(sizeof(calview));
+	memset(c, 0, sizeof(calview));
+	*ViewSpecific = (void*)c;
+
+	Stat->load_seen = 1;
+	strcpy(cmd, "MSGS ALL");
+	Stat->maxmsgs = 32767;
+
+	/* In case no date was specified, go with today */
+	now = time(NULL);
+	localtime_r(&now, &tm);
+	c->year = tm.tm_year + 1900;
+	c->month = tm.tm_mon + 1;
+	c->day = tm.tm_mday;
+
+	/* Now see if a date was specified */
+	if (havebstr("year")) c->year = ibstr("year");
+	if (havebstr("month")) c->month = ibstr("month");
+	if (havebstr("day")) c->day = ibstr("day");
+
+	/* How would you like that cooked? */
+	if (havebstr("calview")) {
+		strcpy(cv, bstr("calview"));
+	}
+	else {
+		strcpy(cv, "month");
+	}
+
+	/* Display the selected view */
+	if (!strcasecmp(cv, "day")) {
+		c->view = calview_day;
+	}
+	else if (!strcasecmp(cv, "week")) {
+		c->view = calview_week;
+	}
+	else if (!strcasecmp(cv, "summary")) {	/* shouldn't ever happen, but just in case */
+		c->view = calview_day;
+	}
+	else {
+		if (WCC->CurRoom.view == VIEW_CALBRIEF) {
+			c->view = calview_brief;
+		}
+		else {
+			c->view = calview_month;
+		}
+	}
+
+	/* Now try and set the lower and upper bounds so that we don't
+	 * burn too many cpu cycles parsing data way in the past or future
+	 */
+
+	tm.tm_year = c->year - 1900;
+	tm.tm_mon = c->month - 1;
+	tm.tm_mday = c->day;
+	now = mktime(&tm);
+
+	if (c->view == calview_month)	span = 3888000;
+	if (c->view == calview_brief)	span = 3888000;
+	if (c->view == calview_week)	span = 604800;
+	if (c->view == calview_day)	span = 86400;
+	if (c->view == calview_summary)	span = 86400;
+
+	c->lower_bound = now - span;
+	c->upper_bound = now + span;
+	return 200;
+}
+
+
+
+/*
+ * Render a calendar view from data previously loaded into memory
+ */
+int calendar_RenderView_or_Tail(SharedMessageStatus *Stat,
+				void **ViewSpecific,
+				long oper)
+{
+	wcsession *WCC = WC;
+	calview *c = (calview*) *ViewSpecific;
+
+	if (c->view == calview_day) {
+		calendar_day_view(c->year, c->month, c->day);
+	}
+	else if (c->view == calview_week) {
+		calendar_week_view(c->year, c->month, c->day);
+	}
+	else {
+		if (WCC->CurRoom.view == VIEW_CALBRIEF) {
+			calendar_brief_month_view(c->year, c->month, c->day);
+		}
+		else {
+			calendar_month_view(c->year, c->month, c->day);
+		}
+	}
+
+	/* Free the in-memory list of calendar items */
+	DeleteHash(&WC->disp_cal_items);
+	return 0;
+}
+
+void 
+InitModule_CALENDAR_VIEW
+(void)
+{
+	WebcitAddUrlHandler(HKEY("mini_calendar"), "", 0, ajax_mini_calendar, AJAX);
+}