* Began implementing month view

[citadel.git] / webcit / calendar_view.c

diff --git a/webcit/calendar_view.c b/webcit/calendar_view.c
index 148786a0a2827665569ded3acb530eea14db5109..987d4c5557bc2de3b3570d13dfd1589772f916e1 100644 (file)
--- a/webcit/calendar_view.c
+++ b/webcit/calendar_view.c
@@ -36,12 +36,138 @@ void do_calendar_view(void) {      /* stub for non-libical builds */
 
 /****************************************************************************/
 
-/*
- * We loaded calendar events into memory during a pass through the
- * messages in this room ... now display them.
- */
+
+void calendar_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;
+
+       /* 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;
+       starting_tm.tm_mday = day;
+       thetime = mktime(&starting_tm);
+
+       tm = &starting_tm;
+       while (tm->tm_mday != 1) {
+               thetime = thetime - (time_t)86400;      /* go back 24 hours */
+               tm = localtime(&thetime);
+       }
+
+       /* 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 */
+       tm = localtime(&thetime);
+       while (tm->tm_wday != 0) {
+               thetime = thetime - (time_t)86400;      /* go back 24 hours */
+               tm = localtime(&thetime);
+       }
+
+       wprintf("<CENTER><H2>");
+
+       tm = localtime(&previous_month);
+       wprintf("<A HREF=\"readfwd?calview=month&year=%d&month=%d&day=1\">",
+               (int)(tm->tm_year)+1900, tm->tm_mon);
+       wprintf("<IMG ALIGN=MIDDLE SRC=\"/static/back.gif\" BORDER=0></A>\n");
+
+       wprintf("&nbsp;&nbsp;%s %d&nbsp;&nbsp;", months[month], year);
+
+       tm = localtime(&next_month);
+       wprintf("<A HREF=\"readfwd?calview=month&year=%d&month=%d&day=1\">",
+               (int)(tm->tm_year)+1900, tm->tm_mon + 1);
+       wprintf("<IMG ALIGN=MIDDLE SRC=\"/static/forward.gif\" BORDER=0></A>\n");
+
+       wprintf("</H2>");
+
+       wprintf("<TABLE border=1 width=100%%>");
+       for (i=0; i<7; ++i) {
+               wprintf("<TH>%s</TH>", days[i]);
+       }
+
+       /* Now do 35 days */
+       for (i = 0; i < 35; ++i) {
+               tm = localtime(&thetime);
+               if (tm->tm_wday == 0) {
+                       wprintf("<TR>");
+               }
+
+               wprintf("<TD>");
+               if ((i==0) || (tm->tm_mday == 1)) {
+                       wprintf("%s ", months[tm->tm_mon]);
+               }
+               wprintf("%d", tm->tm_mday);
+
+               /* FIXME ... put the data here, stupid */
+               wprintf("<BR><BR><BR>");
+
+               wprintf("</TD>");
+
+               if (tm->tm_wday == 6) {
+                       wprintf("</TR>\n");
+               }
+
+               thetime += (time_t)86400;               /* ahead 24 hours */
+       }
+
+       wprintf("</TABLE></CENTER>\n");
+}
+
+
+void calendar_week_view(int year, int month, int day) {
+       wprintf("<CENTER><I>week view FIXME</I></CENTER><BR>\n");
+}
+
+
+void calendar_day_view(int year, int month, int day) {
+       wprintf("<CENTER><I>day view FIXME</I></CENTER><BR>\n");
+}
+
+
+
 void do_calendar_view(void) {
-       wprintf("<CENTER><I>Calendar view not available</I></CENTER><BR>\n");
+       time_t now;
+       struct tm *tm;
+       int year, month, day;
+       char calview[SIZ];
+
+       /* In case no date was specified, go with today */
+       now = time(NULL);
+       tm = localtime(&now);
+       year = tm->tm_year + 1900;
+       month = tm->tm_mon;
+       day = tm->tm_mday;
+
+       /* Now see if a date was specified */
+       if (strlen(bstr("year")) > 0) year = atoi(bstr("year"));
+       if (strlen(bstr("month")) > 0) month = atoi(bstr("month"));
+       if (strlen(bstr("day")) > 0) day = atoi(bstr("day"));
+
+       /* How would you like that cooked? */
+       if (strlen(bstr("calview")) > 0) {
+               strcpy(calview, bstr("calview"));
+       }
+       else {
+               strcpy(calview, "month");
+       }
+
+       /* Display the selected view */
+       if (!strcasecmp(calview, "day")) {
+               calendar_day_view(year, month, day);
+       }
+       else if (!strcasecmp(calview, "week")) {
+               calendar_week_view(year, month, day);
+       }
+       else {
+               calendar_month_view(year, month, day);
+       }
 }