webcit/event.c

   1 /*
   2  * $Id$
   3  *
   4  * Editing calendar events.
   5  */
   6
   7 #include "webcit.h"
   8 #include "webserver.h"
   9
  10 /*
  11  * Display an event by itself (for editing)
  12  * supplied_vevent      the event to edit
  13  * msgnum               reference on the citserver
  14  */
  15 void display_edit_individual_event(icalcomponent *supplied_vevent, long msgnum, char *from,
  16         int unread, struct calview *calv)
  17 {
  18         icalcomponent *vevent;
  19         icalproperty *p;
  20         icalvalue *v;
  21         struct icaltimetype t_start, t_end;
  22         time_t now;
  23         struct tm tm_now;
  24         int created_new_vevent = 0;
  25         icalproperty *organizer = NULL;
  26         char organizer_string[SIZ];
  27         icalproperty *attendee = NULL;
  28         char attendee_string[SIZ];
  29         char buf[SIZ];
  30         int organizer_is_me = 0;
  31         int i, j = 0;
  32         int sequence = 0;
  33         char weekday_labels[7][32];
  34         char month_labels[12][32];
  35         long weekstart = 0;
  36         icalproperty *rrule = NULL;
  37         struct icalrecurrencetype recur;
  38
  39         char *tabnames[3];
  40         tabnames[0] = _("Event");
  41         tabnames[1] = _("Attendees");
  42         tabnames[2] = _("Recurrence");
  43
  44         get_pref_long("weekstart", &weekstart, 17);
  45         if (weekstart > 6) weekstart = 0;
  46
  47         lprintf(9, "display_edit_individual_event(%ld) calview=%s year=%s month=%s day=%s\n",
  48                 msgnum, bstr("calview"), bstr("year"), bstr("month"), bstr("day")
  49         );
  50
  51         /* populate the weekday names - begin */
  52         now = time(NULL);
  53         localtime_r(&now, &tm_now);
  54         while (tm_now.tm_wday != 0) {
  55                 now -= 86400L;
  56                 localtime_r(&now, &tm_now);
  57         }
  58         for (i=0; i<7; ++i) {
  59                 localtime_r(&now, &tm_now);
  60                 wc_strftime(weekday_labels[i], 32, "%A", &tm_now);
  61                 now += 86400L;
  62         }
  63         /* populate the weekday names - end */
  64
  65         /* populate the month names - begin */
  66         now = 259200L;  /* 1970-jan-04 is the first Sunday ever */
  67         localtime_r(&now, &tm_now);
  68         for (i=0; i<12; ++i) {
  69                 localtime_r(&now, &tm_now);
  70                 wc_strftime(month_labels[i], 32, "%B", &tm_now);
  71                 now += 2678400L;
  72         }
  73         /* populate the month names - end */
  74
  75         now = time(NULL);
  76         strcpy(organizer_string, "");
  77         strcpy(attendee_string, "");
  78
  79         if (supplied_vevent != NULL) {
  80                 vevent = supplied_vevent;
  81
  82                 /* Convert all timestamps to UTC to make them easier to process. */
  83                 ical_dezonify(vevent);
  84
  85                 /*
  86                  * If we're looking at a fully encapsulated VCALENDAR
  87                  * rather than a VEVENT component, attempt to use the first
  88                  * relevant VEVENT subcomponent.  If there is none, the
  89                  * NULL returned by icalcomponent_get_first_component() will
  90                  * tell the next iteration of this function to create a
  91                  * new one.
  92                  */
  93                 if (icalcomponent_isa(vevent) == ICAL_VCALENDAR_COMPONENT) {
  94                         display_edit_individual_event(
  95                                 icalcomponent_get_first_component(
  96                                         vevent, ICAL_VEVENT_COMPONENT),
  97                                 msgnum, from, unread, NULL
  98                         );
  99                         return;
 100                 }
 101         }
 102         else {
 103                 vevent = icalcomponent_new(ICAL_VEVENT_COMPONENT);
 104                 created_new_vevent = 1;
 105         }
 106
 107         /* Learn the sequence */
 108         p = icalcomponent_get_first_property(vevent, ICAL_SEQUENCE_PROPERTY);
 109         if (p != NULL) {
 110                 sequence = icalproperty_get_sequence(p);
 111         }
 112
 113         /* Begin output */
 114         output_headers(1, 1, 2, 0, 0, 0);
 115         wprintf("<div id=\"banner\">\n");
 116         wprintf("<h1>");
 117         wprintf(_("Add or edit an event"));
 118         wprintf("</h1>");
 119         wprintf("</div>\n");
 120
 121         wprintf("<div id=\"content\" class=\"service\">\n");
 122
 123         wprintf("<div class=\"fix_scrollbar_bug\">");
 124
 125         /************************************************************
 126          * Uncomment this to see the UID in calendar events for debugging
 127         wprintf("UID == ");
 128         p = icalcomponent_get_first_property(vevent, ICAL_UID_PROPERTY);
 129         if (p != NULL) {
 130                 escputs((char *)icalproperty_get_comment(p));
 131         }
 132         wprintf("<br />\n");
 133         wprintf("SEQUENCE == %d<br />\n", sequence);
 134         *************************************************************/
 135
 136         wprintf("<form name=\"EventForm\" method=\"POST\" action=\"save_event\">\n");
 137         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
 138
 139         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgnum\" VALUE=\"%ld\">\n",
 140                 msgnum);
 141         wprintf("<INPUT TYPE=\"hidden\" NAME=\"calview\" VALUE=\"%s\">\n",
 142                 bstr("calview"));
 143         wprintf("<INPUT TYPE=\"hidden\" NAME=\"year\" VALUE=\"%s\">\n",
 144                 bstr("year"));
 145         wprintf("<INPUT TYPE=\"hidden\" NAME=\"month\" VALUE=\"%s\">\n",
 146                 bstr("month"));
 147         wprintf("<INPUT TYPE=\"hidden\" NAME=\"day\" VALUE=\"%s\">\n",
 148                 bstr("day"));
 149
 150
 151         tabbed_dialog(3, tabnames);
 152         begin_tab(0, 3);
 153
 154         /* Put it in a borderless table so it lines up nicely */
 155         wprintf("<TABLE border=0 width=100%%>\n");
 156
 157         wprintf("<TR><TD><B>");
 158         wprintf(_("Summary"));
 159         wprintf("</B></TD><TD>\n"
 160                 "<INPUT TYPE=\"text\" NAME=\"summary\" "
 161                 "MAXLENGTH=\"64\" SIZE=\"64\" VALUE=\"");
 162         p = icalcomponent_get_first_property(vevent, ICAL_SUMMARY_PROPERTY);
 163         if (p != NULL) {
 164                 escputs((char *)icalproperty_get_comment(p));
 165         }
 166         wprintf("\"></TD></TR>\n");
 167
 168         wprintf("<TR><TD><B>");
 169         wprintf(_("Location"));
 170         wprintf("</B></TD><TD>\n"
 171                 "<INPUT TYPE=\"text\" NAME=\"location\" "
 172                 "MAXLENGTH=\"64\" SIZE=\"64\" VALUE=\"");
 173         p = icalcomponent_get_first_property(vevent, ICAL_LOCATION_PROPERTY);
 174         if (p != NULL) {
 175                 escputs((char *)icalproperty_get_comment(p));
 176         }
 177         wprintf("\"></TD></TR>\n");
 178
 179         wprintf("<TR><TD><B>");
 180         wprintf(_("Start"));
 181         wprintf("</B></TD><TD>\n");
 182         p = icalcomponent_get_first_property(vevent, ICAL_DTSTART_PROPERTY);
 183         if (p != NULL) {
 184                 t_start = icalproperty_get_dtstart(p);
 185                 if (t_start.is_date) {
 186                         t_start.hour = 0;
 187                         t_start.minute = 0;
 188                         t_start.second = 0;
 189                 }
 190         }
 191         else {
 192                 localtime_r(&now, &tm_now);
 193                 if (havebstr("year")) {
 194                         tm_now.tm_year = ibstr("year") - 1900;
 195                         tm_now.tm_mon = ibstr("month") - 1;
 196                         tm_now.tm_mday = ibstr("day");
 197                 }
 198                 if (havebstr("hour")) {
 199                         tm_now.tm_hour = ibstr("hour");
 200                         tm_now.tm_min = ibstr("minute");
 201                         tm_now.tm_sec = 0;
 202                 }
 203                 else {
 204                         tm_now.tm_hour = 0;
 205                         tm_now.tm_min = 0;
 206                         tm_now.tm_sec = 0;
 207                 }
 208
 209                 t_start = icaltime_from_timet_with_zone(
 210                         mktime(&tm_now),
 211                         ((yesbstr("alldayevent")) ? 1 : 0),
 212                         icaltimezone_get_utc_timezone()
 213                 );
 214                 t_start.is_utc = 1;
 215
 216         }
 217         display_icaltimetype_as_webform(&t_start, "dtstart", 0);
 218
 219         wprintf("<INPUT TYPE=\"checkbox\" id=\"alldayevent\" NAME=\"alldayevent\" "
 220                 "VALUE=\"yes\" onclick=\"eventEditAllDay();\""
 221                 " %s >%s",
 222                 (t_start.is_date ? "CHECKED=\"CHECKED\"" : "" ),
 223                 _("All day event")
 224         );
 225
 226         wprintf("</TD></TR>\n");
 227
 228         wprintf("<TR><TD><B>");
 229         wprintf(_("End"));
 230         wprintf("</B></TD><TD id=\"dtendcell\">\n");
 231         p = icalcomponent_get_first_property(vevent,
 232                                                 ICAL_DTEND_PROPERTY);
 233         if (p != NULL) {
 234                 t_end = icalproperty_get_dtend(p);
 235
 236                 /*
 237                  * If this is an all-day-event, the end time is set to real end
 238                  * day + 1, so we have to adjust accordingly.
 239                  */
 240                 if (t_start.is_date) {
 241                         icaltime_adjust(&t_end, -1, 0, 0, 0);
 242                 }
 243         }
 244         else {
 245                 /*
 246                  * If this is an all-day-event, set the end time to be identical to
 247                  * the start time (the hour/minute/second will be set to midnight).
 248                  * Otherwise extract or create it.
 249                  */
 250                 if (t_start.is_date) {
 251                         t_end = t_start;
 252                 }
 253                 else {
 254                         /*
 255                          * If this is not an all-day event and there is no
 256                          * end time specified, make the default one hour
 257                          * from the start time.
 258                          */
 259                         t_end = t_start;
 260                         t_end.hour += 1;
 261                         t_end.second = 0;
 262                         t_end = icaltime_normalize(t_end);
 263                         /* t_end = icaltime_from_timet(now, 0); */
 264                 }
 265         }
 266         display_icaltimetype_as_webform(&t_end, "dtend", 0);
 267         wprintf("</TD></TR>\n");
 268
 269         wprintf("<TR><TD><B>");
 270         wprintf(_("Notes"));
 271         wprintf("</B></TD><TD>\n"
 272                 "<TEXTAREA NAME=\"description\" wrap=soft "
 273                 "ROWS=5 COLS=72 WIDTH=72>\n"
 274         );
 275         p = icalcomponent_get_first_property(vevent, ICAL_DESCRIPTION_PROPERTY);
 276         if (p != NULL) {
 277                 escputs((char *)icalproperty_get_comment(p));
 278         }
 279         wprintf("</TEXTAREA></TD></TR>");
 280
 281         /*
 282          * For a new event, the user creating the event should be the
 283          * organizer.  Set this field accordingly.
 284          */
 285         if (icalcomponent_get_first_property(vevent, ICAL_ORGANIZER_PROPERTY)
 286            == NULL) {
 287                 sprintf(organizer_string, "MAILTO:%s", WC->cs_inet_email);
 288                 icalcomponent_add_property(vevent,
 289                         icalproperty_new_organizer(organizer_string)
 290                 );
 291         }
 292
 293         /*
 294          * Determine who is the organizer of this event.
 295          * We need to determine "me" or "not me."
 296          */
 297         organizer = icalcomponent_get_first_property(vevent, ICAL_ORGANIZER_PROPERTY);
 298         if (organizer != NULL) {
 299                 strcpy(organizer_string, icalproperty_get_organizer(organizer));
 300                 if (!strncasecmp(organizer_string, "MAILTO:", 7)) {
 301                         strcpy(organizer_string, &organizer_string[7]);
 302                         striplt(organizer_string);
 303                         serv_printf("ISME %s", organizer_string);
 304                         serv_getln(buf, sizeof buf);
 305                         if (buf[0] == '2') {
 306                                 organizer_is_me = 1;
 307                         }
 308                 }
 309         }
 310
 311         wprintf("<TR><TD><B>");
 312         wprintf(_("Organizer"));
 313         wprintf("</B></TD><TD>");
 314         escputs(organizer_string);
 315         if (organizer_is_me) {
 316                 wprintf(" <FONT SIZE=-1><I>");
 317                 wprintf(_("(you are the organizer)"));
 318                 wprintf("</I></FONT>\n");
 319         }
 320
 321         /*
 322          * Transmit the organizer as a hidden field.   We don't want the user
 323          * to be able to change it, but we do want it fed back to the server,
 324          * especially if this is a new event and there is no organizer already
 325          * in the calendar object.
 326          */
 327         wprintf("<INPUT TYPE=\"hidden\" NAME=\"organizer\" VALUE=\"");
 328         escputs(organizer_string);
 329         wprintf("\">");
 330
 331         wprintf("</TD></TR>\n");
 332
 333         /* Transparency */
 334         wprintf("<TR><TD><B>");
 335         wprintf(_("Show time as:"));
 336         wprintf("</B></TD><TD>");
 337
 338         p = icalcomponent_get_first_property(vevent, ICAL_TRANSP_PROPERTY);
 339         if (p == NULL) {
 340                 /* No transparency found.  Default to opaque (busy). */
 341                 p = icalproperty_new_transp(ICAL_TRANSP_OPAQUE);
 342                 if (p != NULL) {
 343                         icalcomponent_add_property(vevent, p);
 344                 }
 345         }
 346         if (p != NULL) {
 347                 v = icalproperty_get_value(p);
 348         }
 349         else {
 350                 v = NULL;
 351         }
 352
 353         wprintf("<INPUT TYPE=\"radio\" NAME=\"transp\" VALUE=\"transparent\"");
 354         if ((v != NULL) && (icalvalue_get_transp(v) == ICAL_TRANSP_TRANSPARENT)) {
 355                 wprintf(" CHECKED");
 356         }
 357         wprintf(">");
 358         wprintf(_("Free"));
 359         wprintf("&nbsp;&nbsp;");
 360
 361         wprintf("<INPUT TYPE=\"radio\" NAME=\"transp\" VALUE=\"opaque\"");
 362         if ((v != NULL) && (icalvalue_get_transp(v) == ICAL_TRANSP_OPAQUE)) {
 363                 wprintf(" CHECKED");
 364         }
 365         wprintf(">");
 366         wprintf(_("Busy"));
 367
 368         wprintf("</TD></TR>\n");
 369
 370
 371         /* Done with properties. */
 372         wprintf("</TABLE>\n");
 373
 374         end_tab(0, 3);
 375
 376         /* Attendees tab (need to move things here) */
 377         begin_tab(1, 3);
 378         wprintf("<TABLE border=0 width=100%%>\n");      /* same table style as the event tab */
 379         wprintf("<TR><TD><B>");
 380         wprintf(_("Attendees"));
 381         wprintf("</B><br />"
 382                 "<font size=-2>");
 383         wprintf(_("(One per line)"));
 384         wprintf("</font>\n");
 385
 386         /* Pop open an address book -- begin */
 387         wprintf(
 388                 "&nbsp;<a href=\"javascript:PopOpenAddressBook('attendees_box|%s');\" "
 389                 "title=\"%s\">"
 390                 "<img align=middle border=0 width=24 height=24 src=\"static/viewcontacts_24x.gif\">"
 391                 "</a>",
 392                 _("Attendees"),
 393                 _("Contacts")
 394         );
 395         /* Pop open an address book -- end */
 396
 397         wprintf("</TD><TD>"
 398                 "<TEXTAREA %s NAME=\"attendees\" id=\"attendees_box\" wrap=soft "
 399                 "onchange=\"EnableOrDisableCheckButton();\" "
 400                 "onKeyPress=\"EnableOrDisableCheckButton();\" "
 401                 "ROWS=10 COLS=72 WIDTH=72>\n",
 402                 (organizer_is_me ? "" : "DISABLED ")
 403         );
 404         i = 0;
 405         for (attendee = icalcomponent_get_first_property(vevent, ICAL_ATTENDEE_PROPERTY);
 406             attendee != NULL;
 407             attendee = icalcomponent_get_next_property(vevent, ICAL_ATTENDEE_PROPERTY)) {
 408                 strcpy(attendee_string, icalproperty_get_attendee(attendee));
 409                 if (!strncasecmp(attendee_string, "MAILTO:", 7)) {
 410
 411                         /* screen name or email address */
 412                         strcpy(attendee_string, &attendee_string[7]);
 413                         striplt(attendee_string);
 414                         if (i++) wprintf("\n");
 415                         escputs(attendee_string);
 416                         wprintf(" ");
 417
 418                         /* participant status */
 419                         partstat_as_string(buf, attendee);
 420                         escputs(buf);
 421                 }
 422         }
 423         wprintf("</TEXTAREA></TD></TR>\n");
 424         wprintf("</TABLE>\n");
 425         end_tab(1, 3);
 426
 427         /* Recurrence tab */
 428         begin_tab(2, 3);
 429
 430         rrule = icalcomponent_get_first_property(vevent, ICAL_RRULE_PROPERTY);
 431         if (rrule) {
 432                 recur = icalproperty_get_rrule(rrule);
 433         }
 434         else {
 435                 /* blank recurrence with some sensible defaults */
 436                 memset(&recur, 0, sizeof(struct icalrecurrencetype));
 437                 recur.count = 3;
 438                 recur.until = icaltime_null_time();
 439                 recur.interval = 1;
 440                 recur.freq = ICAL_WEEKLY_RECURRENCE;
 441         }
 442
 443         wprintf("<INPUT TYPE=\"checkbox\" id=\"is_recur\" NAME=\"is_recur\" "
 444                 "VALUE=\"yes\" "
 445                 "onclick=\"RecurrenceShowHide();\""
 446                 " %s >%s",
 447                 (rrule ? "CHECKED=\"CHECKED\"" : "" ),
 448                 _("This is a recurring event")
 449         );
 450
 451         wprintf("<div id=\"rrule_div\">\n");            /* begin 'rrule_div' div */
 452
 453         wprintf("<table border=0 cellspacing=\"10\" width=100%%>\n");
 454
 455         char *frequency_units[] = {
 456                 _("seconds"),
 457                 _("minutes"),
 458                 _("hours"),
 459                 _("days"),
 460                 _("weeks"),
 461                 _("months"),
 462                 _("years"),
 463                 _("never")
 464         };
 465
 466         char *ordinals[] = {
 467                 "0",
 468                 _("first"),
 469                 _("second"),
 470                 _("third"),
 471                 _("fourth"),
 472                 _("fifth")
 473         };
 474
 475         wprintf("<tr><td><b>");
 476         wprintf(_("Recurrence rule"));
 477         wprintf("</b></td><td>");
 478
 479         if ((recur.freq < 0) || (recur.freq > 6)) recur.freq = 4;
 480         wprintf("%s ", _("Repeats every"));
 481
 482         wprintf("<input type=\"text\" name=\"interval\" maxlength=\"3\" size=\"3\" ");
 483         wprintf("value=\"%d\">&nbsp;", recur.interval);
 484
 485         wprintf("<select name=\"freq\" id=\"freq_selector\" size=\"1\" "
 486                 "onChange=\"RecurrenceShowHide();\">\n");
 487         for (i=0; i<(sizeof frequency_units / sizeof(char *)); ++i) {
 488                 wprintf("<option %s%svalue=\"%d\">%s</option>\n",
 489                         ((i == recur.freq) ? "selected " : ""),
 490                         (((i == recur.freq) || ((i>=3)&&(i<=6))) ? "" : "disabled "),
 491                         i,
 492                         frequency_units[i]
 493                 );
 494         }
 495         wprintf("</select>\n");
 496
 497         wprintf("<div id=\"weekday_selector\">");       /* begin 'weekday_selector' div */
 498         wprintf("%s<br>", _("on these weekdays:"));
 499
 500         char weekday_is_selected[7];
 501         memset(weekday_is_selected, 0, 7);
 502
 503         for (i=0; i<ICAL_BY_DAY_SIZE; ++i) {
 504                 if (recur.by_day[i] == ICAL_RECURRENCE_ARRAY_MAX) {
 505                         i = ICAL_RECURRENCE_ARRAY_MAX;                  /* all done */
 506                 }
 507                 else {
 508                         for (j=0; j<7; ++j) {
 509                                 if (icalrecurrencetype_day_day_of_week(recur.by_day[i]) == j+1) {
 510                                         weekday_is_selected[j] = 1;
 511                                 }
 512                         }
 513                 }
 514         }
 515
 516         for (j=0; j<7; ++j) {
 517                 i = ((j + (int)weekstart) % 7);
 518                 wprintf("<input type=\"checkbox\" name=\"weekday%d\" value=\"yes\"", i);
 519                 if (weekday_is_selected[i]) wprintf(" checked");
 520                 wprintf(">%s\n", weekday_labels[i]);
 521         }
 522         wprintf("</div>\n");                            /* end 'weekday_selector' div */
 523
 524
 525
 526
 527
 528         int which_rrmonthtype_is_preselected = 0;
 529         wprintf("<div id=\"monthday_selector\">");      /* begin 'monthday_selector' div */
 530
 531         wprintf("<input type=\"radio\" name=\"rrmonthtype\" id=\"rrmonthtype_mday\" "
 532                 "value=\"rrmonthtype_mday\" "
 533                 "%s onChange=\"RecurrenceShowHide();\">",
 534                 ((which_rrmonthtype_is_preselected == 0) ? "checked" : "")
 535         );
 536
 537         int rrmday = t_start.day;
 538         int rrmweekday = icaltime_day_of_week(t_start) - 1;
 539
 540         /* Figure out what week of the month we're in */
 541         icaltimetype day1 = t_start;
 542         day1.day = 1;
 543         int weekbase = icaltime_week_number(day1);
 544         int rrmweek = icaltime_week_number(t_start) - weekbase + 1;
 545
 546         /* Are we going by day of the month or week/day? */
 547
 548         if (recur.by_month_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
 549                 which_rrmonthtype_is_preselected = 0;
 550                 rrmday = recur.by_month_day[0];
 551         }
 552         else if (recur.by_day[0] != ICAL_RECURRENCE_ARRAY_MAX) {
 553                 which_rrmonthtype_is_preselected = 1;
 554                 rrmweek = icalrecurrencetype_day_position(recur.by_day[0]);
 555                 rrmweekday = icalrecurrencetype_day_day_of_week(recur.by_day[0]) - 1;
 556         }
 557
 558         wprintf(_("on day %s%d%s of the month"), "<span id=\"rrmday\">", rrmday, "</span>");
 559         wprintf("<br />\n");
 560
 561         wprintf("<input type=\"radio\" name=\"rrmonthtype\" id=\"rrmonthtype_wday\" "
 562                 "value=\"rrmonthtype_wday\" "
 563                 "%s onChange=\"RecurrenceShowHide();\">",
 564                 ((which_rrmonthtype_is_preselected == 1) ? "checked" : "")
 565         );
 566
 567         wprintf(_("on the "));
 568         wprintf("<select name=\"rrmweek\" id=\"rrmweek\" size=\"1\" "
 569                 "onChange=\"RecurrenceShowHide();\">\n");
 570         for (i=1; i<=5; ++i) {
 571                 wprintf("<option %svalue=\"%d\">%s</option>\n",
 572                         ((i==rrmweek) ? "selected " : ""),
 573                         i,
 574                         ordinals[i]
 575                 );
 576         }
 577         wprintf("</select> \n");
 578
 579         wprintf("<select name=\"rrmweekday\" id=\"rrmweekday\" size=\"1\" "
 580                 "onChange=\"RecurrenceShowHide();\">\n");
 581         for (j=0; j<7; ++j) {
 582                 i = ((j + (int)weekstart) % 7);
 583                 wprintf("<option %svalue=\"%d\">%s</option>\n",
 584                         ((i==rrmweekday) ? "selected " : ""),
 585                         i,
 586                         weekday_labels[i]
 587                 );
 588         }
 589         wprintf("</select>");
 590
 591         wprintf(" %s<br />\n", _("of the month"));
 592
 593         wprintf("</div>\n");                            /* end 'monthday_selector' div */
 594
 595
 596         int rrymweek = rrmweek;
 597         int rrymweekday = rrmweekday;
 598         int rrymonth = t_start.month;
 599         int which_rryeartype_is_preselected = 0;
 600
 601         if (
 602                 (recur.by_day[0] != ICAL_RECURRENCE_ARRAY_MAX)
 603                 && (recur.by_day[0] != 0)
 604                 && (recur.by_month[0] != ICAL_RECURRENCE_ARRAY_MAX)
 605                 && (recur.by_month[0] != 0)
 606         ) {
 607                 which_rryeartype_is_preselected = 1;
 608                 rrymweek = icalrecurrencetype_day_position(recur.by_day[0]);
 609                 rrymweekday = icalrecurrencetype_day_day_of_week(recur.by_day[0]) - 1;
 610                 rrymonth = recur.by_month[0];
 611         }
 612
 613         wprintf("<div id=\"yearday_selector\">");       /* begin 'yearday_selector' div */
 614
 615         wprintf("<input type=\"radio\" name=\"rryeartype\" id=\"rryeartype_ymday\" "
 616                 "value=\"rryeartype_ymday\" "
 617                 "%s onChange=\"RecurrenceShowHide();\">",
 618                 ((which_rryeartype_is_preselected == 0) ? "checked" : "")
 619         );
 620         wprintf(_("every "));
 621         wprintf("<span id=\"ymday\">%s</span><br />", _("year on this date"));
 622
 623         wprintf("<input type=\"radio\" name=\"rryeartype\" id=\"rryeartype_ywday\" "
 624                 "value=\"rryeartype_ywday\" "
 625                 "%s onChange=\"RecurrenceShowHide();\">",
 626                 ((which_rryeartype_is_preselected == 1) ? "checked" : "")
 627         );
 628
 629         wprintf(_("on the "));
 630         wprintf("<select name=\"rrymweek\" id=\"rrymweek\" size=\"1\" "
 631                 "onChange=\"RecurrenceShowHide();\">\n");
 632         for (i=1; i<=5; ++i) {
 633                 wprintf("<option %svalue=\"%d\">%s</option>\n",
 634                         ((i==rrymweek) ? "selected " : ""),
 635                         i,
 636                         ordinals[i]
 637                 );
 638         }
 639         wprintf("</select> \n");
 640
 641         wprintf("<select name=\"rrymweekday\" id=\"rrymweekday\" size=\"1\" "
 642                 "onChange=\"RecurrenceShowHide();\">\n");
 643         for (j=0; j<7; ++j) {
 644                 i = ((j + (int)weekstart) % 7);
 645                 wprintf("<option %svalue=\"%d\">%s</option>\n",
 646                         ((i==rrymweekday) ? "selected " : ""),
 647                         i,
 648                         weekday_labels[i]
 649                 );
 650         }
 651         wprintf("</select>");
 652
 653         wprintf(" %s ", _("of"));
 654
 655         wprintf("<select name=\"rrymonth\" id=\"rrymonth\" size=\"1\" "
 656                 "onChange=\"RecurrenceShowHide();\">\n");
 657         for (i=1; i<=12; ++i) {
 658                 wprintf("<option %svalue=\"%d\">%s</option>\n",
 659                         ((i==rrymonth) ? "selected " : ""),
 660                         i,
 661                         month_labels[i-1]
 662                 );
 663         }
 664         wprintf("</select>");
 665         wprintf("<br />\n");
 666
 667         wprintf("</div>\n");                            /* end 'yearday_selector' div */
 668
 669         wprintf("</td></tr>\n");
 670
 671
 672         int which_rrend_is_preselected = 0;
 673         if (!icaltime_is_null_time(recur.until)) which_rrend_is_preselected = 2;
 674         if (recur.count > 0) which_rrend_is_preselected = 1;
 675
 676         wprintf("<tr><td><b>");
 677         wprintf(_("Recurrence range"));
 678         wprintf("</b></td><td>\n");
 679
 680         wprintf("<input type=\"radio\" name=\"rrend\" id=\"rrend_none\" "
 681                 "value=\"rrend_none\" "
 682                 "%s onChange=\"RecurrenceShowHide();\">",
 683                 ((which_rrend_is_preselected == 0) ? "checked" : "")
 684         );
 685         wprintf("%s<br />\n", _("No ending date"));
 686
 687         wprintf("<input type=\"radio\" name=\"rrend\" id=\"rrend_count\" "
 688                 "value=\"rrend_count\" "
 689                 "%s onChange=\"RecurrenceShowHide();\">",
 690                 ((which_rrend_is_preselected == 1) ? "checked" : "")
 691         );
 692         wprintf(_("Repeat this event"));
 693         wprintf(" <input type=\"text\" name=\"rrcount\" id=\"rrcount\" maxlength=\"3\" size=\"3\" ");
 694         wprintf("value=\"%d\"> ", recur.count);
 695         wprintf(_("times"));
 696         wprintf("<br />\n");
 697
 698         wprintf("<input type=\"radio\" name=\"rrend\" id=\"rrend_until\" "
 699                 "value=\"rrend_until\" "
 700                 "%s onChange=\"RecurrenceShowHide();\">",
 701                 ((which_rrend_is_preselected == 2) ? "checked" : "")
 702         );
 703         wprintf(_("Repeat this event until "));
 704
 705         if (icaltime_is_null_time(recur.until)) {
 706                 recur.until = icaltime_add(t_start, icaldurationtype_from_int(604800));
 707         }
 708         display_icaltimetype_as_webform(&recur.until, "rruntil", 1);
 709         wprintf("<br />\n");
 710
 711         wprintf("</td></tr>\n");
 712
 713         wprintf("</table>\n");
 714         wprintf("</div>\n");                            /* end 'rrule' div */
 715
 716         end_tab(2, 3);
 717
 718         /* submit buttons (common area beneath the tabs) */
 719         begin_tab(3, 3);
 720         wprintf("<CENTER>"
 721                 "<INPUT TYPE=\"submit\" NAME=\"save_button\" VALUE=\"%s\">"
 722                 "&nbsp;&nbsp;"
 723                 "<INPUT TYPE=\"submit\" NAME=\"delete_button\" VALUE=\"%s\">\n"
 724                 "&nbsp;&nbsp;"
 725                 "<INPUT TYPE=\"submit\" id=\"check_button\" NAME=\"check_button\" VALUE=\"%s\">\n"
 726                 "&nbsp;&nbsp;"
 727                 "<INPUT TYPE=\"submit\" NAME=\"cancel_button\" VALUE=\"%s\">\n"
 728                 "</CENTER>\n",
 729                 _("Save"),
 730                 _("Delete"),
 731                 _("Check attendee availability"),
 732                 _("Cancel")
 733         );
 734         wprintf("</FORM>\n");
 735         end_tab(3, 3);
 736
 737         wprintf("</div>\n");                    /* end 'fix_scrollbar_bug' div */
 738
 739         StrBufAppendPrintf(WC->trailing_javascript,
 740                 "eventEditAllDay();             \n"
 741                 "RecurrenceShowHide();          \n"
 742                 "EnableOrDisableCheckButton();  \n"
 743         );
 744         address_book_popup();
 745         wDumpContent(1);
 746
 747         if (created_new_vevent) {
 748                 icalcomponent_free(vevent);
 749         }
 750 }
 751
 752 /*
 753  * Save an edited event
 754  *
 755  * supplied_vevent:     the event to save
 756  * msgnum:              the index on the citserver
 757  */
 758 void save_individual_event(icalcomponent *supplied_vevent, long msgnum, char *from,
 759                         int unread, struct calview *calv) {
 760         char buf[SIZ];
 761         icalproperty *prop;
 762         icalcomponent *vevent, *encaps;
 763         int created_new_vevent = 0;
 764         int all_day_event = 0;
 765         struct icaltimetype event_start, t;
 766         icalproperty *attendee = NULL;
 767         char attendee_string[SIZ];
 768         int i, j;
 769         int foundit;
 770         char form_attendees[SIZ];
 771         char organizer_string[SIZ];
 772         int sequence = 0;
 773         enum icalproperty_transp formtransp = ICAL_TRANSP_NONE;
 774
 775         if (supplied_vevent != NULL) {
 776                 vevent = supplied_vevent;
 777
 778                 /* Convert all timestamps to UTC to make them easier to process. */
 779                 ical_dezonify(vevent);
 780
 781                 /*
 782                  * If we're looking at a fully encapsulated VCALENDAR
 783                  * rather than a VEVENT component, attempt to use the first
 784                  * relevant VEVENT subcomponent.  If there is none, the
 785                  * NULL returned by icalcomponent_get_first_component() will
 786                  * tell the next iteration of this function to create a
 787                  * new one.
 788                  */
 789                 if (icalcomponent_isa(vevent) == ICAL_VCALENDAR_COMPONENT) {
 790                         save_individual_event(
 791                                 icalcomponent_get_first_component(
 792                                         vevent, ICAL_VEVENT_COMPONENT),
 793                                 msgnum, from, unread, NULL
 794                         );
 795                         return;
 796                 }
 797         }
 798         else {
 799                 vevent = icalcomponent_new(ICAL_VEVENT_COMPONENT);
 800                 created_new_vevent = 1;
 801         }
 802
 803         if ( (havebstr("save_button"))
 804            || (havebstr("check_button")) ) {
 805
 806                 /* Replace values in the component with ones from the form */
 807
 808                 while (prop = icalcomponent_get_first_property(vevent,
 809                       ICAL_SUMMARY_PROPERTY), prop != NULL) {
 810                         icalcomponent_remove_property(vevent, prop);
 811                         icalproperty_free(prop);
 812                 }
 813
 814                 if (havebstr("summary")) {
 815                         icalcomponent_add_property(vevent,
 816                                         icalproperty_new_summary(bstr("summary")));
 817                 } else {
 818                         icalcomponent_add_property(vevent,
 819                                         icalproperty_new_summary(_("Untitled Event")));
 820                 }
 821
 822                 while (prop = icalcomponent_get_first_property(vevent,
 823                                         ICAL_LOCATION_PROPERTY), prop != NULL) {
 824                         icalcomponent_remove_property(vevent, prop);
 825                         icalproperty_free(prop);
 826                 }
 827                 if (havebstr("location")) {
 828                         icalcomponent_add_property(vevent,
 829                                         icalproperty_new_location(bstr("location")));
 830                 }
 831                 while (prop = icalcomponent_get_first_property(vevent,
 832                                   ICAL_DESCRIPTION_PROPERTY), prop != NULL) {
 833                         icalcomponent_remove_property(vevent, prop);
 834                         icalproperty_free(prop);
 835                 }
 836                 if (havebstr("description")) {
 837                         icalcomponent_add_property(vevent,
 838                                 icalproperty_new_description(bstr("description")));
 839                 }
 840
 841                 while (prop = icalcomponent_get_first_property(vevent,
 842                       ICAL_DTSTART_PROPERTY), prop != NULL) {
 843                         icalcomponent_remove_property(vevent, prop);
 844                         icalproperty_free(prop);
 845                 }
 846
 847                 if (yesbstr("alldayevent")) {
 848                         all_day_event = 1;
 849                 }
 850                 else {
 851                         all_day_event = 0;
 852                 }
 853
 854                 if (all_day_event) {
 855                         icaltime_from_webform_dateonly(&event_start, "dtstart");
 856                 }
 857                 else {
 858                         icaltime_from_webform(&event_start, "dtstart");
 859                 }
 860
 861                 prop = icalproperty_new_dtstart(event_start);
 862
 863                 if (all_day_event) {
 864                         /* Force it to serialize as a date-only rather than date/time */
 865                         icalproperty_set_value(prop, icalvalue_new_date(event_start));
 866                 }
 867
 868                 if (prop) icalcomponent_add_property(vevent, prop);
 869                 else icalproperty_free(prop);
 870
 871                 while (prop = icalcomponent_get_first_property(vevent,
 872                       ICAL_DTEND_PROPERTY), prop != NULL) {
 873                         icalcomponent_remove_property(vevent, prop);
 874                         icalproperty_free(prop);
 875                 }
 876                 while (prop = icalcomponent_get_first_property(vevent,
 877                       ICAL_DURATION_PROPERTY), prop != NULL) {
 878                         icalcomponent_remove_property(vevent, prop);
 879                         icalproperty_free(prop);
 880                 }
 881
 882                 if (all_day_event) {
 883                         icaltime_from_webform_dateonly(&t, "dtend");
 884
 885                         /* with this field supposed to be non-inclusive we have to add one day */
 886                         icaltime_adjust(&t, 1, 0, 0, 0);
 887                 }
 888                 else {
 889                         icaltime_from_webform(&t, "dtend");
 890                 }
 891
 892                 icalcomponent_add_property(vevent,
 893                         icalproperty_new_dtend(icaltime_normalize(t)
 894                         )
 895                 );
 896
 897                 /* recurrence rules -- begin */
 898
 899                 /* remove any existing rule */
 900                 while (prop = icalcomponent_get_first_property(vevent, ICAL_RRULE_PROPERTY), prop != NULL) {
 901                         icalcomponent_remove_property(vevent, prop);
 902                         icalproperty_free(prop);
 903                 }
 904
 905                 if (yesbstr("is_recur")) {
 906                         struct icalrecurrencetype recur;
 907                         icalrecurrencetype_clear(&recur);
 908
 909                         recur.interval = atoi(bstr("interval"));
 910                         recur.freq = atoi(bstr("freq"));
 911
 912                         switch(recur.freq) {
 913
 914                                 /* These can't happen; they're disabled. */
 915                                 case ICAL_SECONDLY_RECURRENCE:
 916                                         break;
 917                                 case ICAL_MINUTELY_RECURRENCE:
 918                                         break;
 919                                 case ICAL_HOURLY_RECURRENCE:
 920                                         break;
 921
 922                                 /* Daily is valid but there are no further inputs. */
 923                                 case ICAL_DAILY_RECURRENCE:
 924                                         break;
 925
 926                                 /* These are the real options. */
 927
 928                                 case ICAL_WEEKLY_RECURRENCE:
 929                                         j=0;
 930                                         for (i=0; i<7; ++i) {
 931                                                 snprintf(buf, sizeof buf, "weekday%d", i);
 932                                                 if (YESBSTR(buf)) recur.by_day[j++] =
 933                                                         icalrecurrencetype_day_day_of_week(i+1);
 934                                         }
 935                                         recur.by_day[j++] = ICAL_RECURRENCE_ARRAY_MAX;
 936                                         break;
 937
 938                                 case ICAL_MONTHLY_RECURRENCE:
 939                                         if (!strcasecmp(bstr("rrmonthtype"), "rrmonthtype_mday")) {
 940                                                 recur.by_month_day[0] = event_start.day;
 941                                                 recur.by_month_day[1] = ICAL_RECURRENCE_ARRAY_MAX;
 942                                         }
 943                                         else if (!strcasecmp(bstr("rrmonthtype"), "rrmonthtype_wday")) {
 944                                                 recur.by_day[0] = (atoi(bstr("rrmweek")) * 8)
 945                                                                 + atoi(bstr("rrmweekday")) + 1;
 946                                                 recur.by_day[1] = ICAL_RECURRENCE_ARRAY_MAX;
 947                                         }
 948                                         break;
 949
 950                                 case ICAL_YEARLY_RECURRENCE:
 951                                         if (!strcasecmp(bstr("rryeartype"), "rryeartype_ymday")) {
 952                                                 /* no further action is needed here */
 953                                         }
 954                                         else if (!strcasecmp(bstr("rryeartype"), "rryeartype_ywday")) {
 955                                                 recur.by_month[0] = atoi(bstr("rrymonth"));
 956                                                 recur.by_month[1] = ICAL_RECURRENCE_ARRAY_MAX;
 957                                                 recur.by_day[0] = (atoi(bstr("rrymweek")) * 8)
 958                                                                 + atoi(bstr("rrymweekday")) + 1;
 959                                                 recur.by_day[1] = ICAL_RECURRENCE_ARRAY_MAX;
 960                                         }
 961                                         break;
 962
 963                                 /* This one can't happen either. */
 964                                 case ICAL_NO_RECURRENCE:
 965                                         break;
 966                         }
 967
 968                         if (!strcasecmp(bstr("rrend"), "rrend_count")) {
 969                                 recur.count = atoi(bstr("rrcount"));
 970                         }
 971                         else if (!strcasecmp(bstr("rrend"), "rrend_until")) {
 972                                 icaltime_from_webform_dateonly(&recur.until, "rruntil");
 973                         }
 974
 975                         icalcomponent_add_property(vevent, icalproperty_new_rrule(recur));
 976                 }
 977
 978                 /* recurrence rules -- end */
 979
 980                 /* See if transparency is indicated */
 981                 if (havebstr("transp")) {
 982                         if (!strcasecmp(bstr("transp"), "opaque")) {
 983                                 formtransp = ICAL_TRANSP_OPAQUE;
 984                         }
 985                         else if (!strcasecmp(bstr("transp"), "transparent")) {
 986                                 formtransp = ICAL_TRANSP_TRANSPARENT;
 987                         }
 988
 989                         while (prop = icalcomponent_get_first_property(vevent, ICAL_TRANSP_PROPERTY),
 990                               (prop != NULL)) {
 991                                 icalcomponent_remove_property(vevent, prop);
 992                                 icalproperty_free(prop);
 993                         }
 994
 995                         icalcomponent_add_property(vevent, icalproperty_new_transp(formtransp));
 996                 }
 997
 998                 /* Give this event a UID if it doesn't have one. */
 999                 if (icalcomponent_get_first_property(vevent,
1000                    ICAL_UID_PROPERTY) == NULL) {
1001                         generate_uuid(buf);
1002                         icalcomponent_add_property(vevent, icalproperty_new_uid(buf));
1003                 }
1004
1005                 /* Increment the sequence ID */
1006                 while (prop = icalcomponent_get_first_property(vevent,
1007                       ICAL_SEQUENCE_PROPERTY), (prop != NULL) ) {
1008                         i = icalproperty_get_sequence(prop);
1009                         if (i > sequence) sequence = i;
1010                         icalcomponent_remove_property(vevent, prop);
1011                         icalproperty_free(prop);
1012                 }
1013                 ++sequence;
1014                 icalcomponent_add_property(vevent,
1015                         icalproperty_new_sequence(sequence)
1016                 );
1017
1018                 /*
1019                  * Set the organizer, only if one does not already exist *and*
1020                  * the form is supplying one
1021                  */
1022                 strcpy(buf, bstr("organizer"));
1023                 if ( (icalcomponent_get_first_property(vevent,
1024                    ICAL_ORGANIZER_PROPERTY) == NULL)
1025                    && (!IsEmptyStr(buf)) ) {
1026
1027                         /* set new organizer */
1028                         sprintf(organizer_string, "MAILTO:%s", buf);
1029                         icalcomponent_add_property(vevent,
1030                                 icalproperty_new_organizer(organizer_string)
1031                         );
1032
1033                 }
1034
1035                 /*
1036                  * Add any new attendees listed in the web form
1037                  */
1038
1039                 /* First, strip out the parenthesized partstats.  */
1040                 strcpy(form_attendees, bstr("attendees"));
1041                 while ( stripout(form_attendees, '(', ')') != 0);
1042
1043                 /* Next, change any commas to newlines, because we want newline-separated attendees. */
1044                 j = strlen(form_attendees);
1045                 for (i=0; i<j; ++i) {
1046                         if (form_attendees[i] == ',') {
1047                                 form_attendees[i] = '\n';
1048                                 while (isspace(form_attendees[i+1])) {
1049                                         strcpy(&form_attendees[i+1], &form_attendees[i+2]);
1050                                 }
1051                         }
1052                 }
1053
1054                 /* Now iterate! */
1055                 for (i=0; i<num_tokens(form_attendees, '\n'); ++i) {
1056                         extract_token(buf, form_attendees, i, '\n', sizeof buf);
1057                         striplt(buf);
1058                         if (!IsEmptyStr(buf)) {
1059                                 sprintf(attendee_string, "MAILTO:%s", buf);
1060                                 foundit = 0;
1061
1062                                 for (attendee = icalcomponent_get_first_property(vevent, ICAL_ATTENDEE_PROPERTY); attendee != NULL; attendee = icalcomponent_get_next_property(vevent, ICAL_ATTENDEE_PROPERTY)) {
1063                                         if (!strcasecmp(attendee_string,
1064                                            icalproperty_get_attendee(attendee)))
1065                                                 ++foundit;
1066                                 }
1067
1068
1069                                 if (foundit == 0) {
1070                                         icalcomponent_add_property(vevent,
1071                                                 icalproperty_new_attendee(attendee_string)
1072                                         );
1073                                 }
1074                         }
1075                 }
1076
1077                 /*
1078                  * Remove any attendees *not* listed in the web form
1079                  */
1080 STARTOVER:      for (attendee = icalcomponent_get_first_property(vevent, ICAL_ATTENDEE_PROPERTY); attendee != NULL; attendee = icalcomponent_get_next_property(vevent, ICAL_ATTENDEE_PROPERTY)) {
1081                         strcpy(attendee_string, icalproperty_get_attendee(attendee));
1082                         if (!strncasecmp(attendee_string, "MAILTO:", 7)) {
1083                                 strcpy(attendee_string, &attendee_string[7]);
1084                                 striplt(attendee_string);
1085                                 foundit = 0;
1086                                 for (i=0; i<num_tokens(form_attendees, '\n'); ++i) {
1087                                         extract_token(buf, form_attendees, i, '\n', sizeof buf);
1088                                         striplt(buf);
1089                                         if (!strcasecmp(buf, attendee_string)) ++foundit;
1090                                 }
1091                                 if (foundit == 0) {
1092                                         icalcomponent_remove_property(vevent, attendee);
1093                                         icalproperty_free(attendee);
1094                                         goto STARTOVER;
1095                                 }
1096                         }
1097                 }
1098
1099                 /*
1100                  * Encapsulate event into full VCALENDAR component.  Clone it first,
1101                  * for two reasons: one, it's easier to just free the whole thing
1102                  * when we're done instead of unbundling, but more importantly, we
1103                  * can't encapsulate something that may already be encapsulated
1104                  * somewhere else.
1105                  */
1106                 encaps = ical_encapsulate_subcomponent(icalcomponent_new_clone(vevent));
1107
1108                 /* Set the method to PUBLISH */
1109                 icalcomponent_set_method(encaps, ICAL_METHOD_PUBLISH);
1110
1111                 /* If the user clicked 'Save' then save it to the server. */
1112                 if ( (encaps != NULL) && (havebstr("save_button")) ) {
1113                         serv_puts("ENT0 1|||4|||1|");
1114                         serv_getln(buf, sizeof buf);
1115                         if (buf[0] == '8') {
1116                                 serv_puts("Content-type: text/calendar");
1117                                 serv_puts("");
1118                                 serv_puts(icalcomponent_as_ical_string(encaps));
1119                                 serv_puts("000");
1120                         }
1121                         if ( (buf[0] == '8') || (buf[0] == '4') ) {
1122                                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1123                                 }
1124                         }
1125                         if (buf[0] == '2') {
1126                                 strcpy(WC->ImportantMessage, &buf[4]);
1127                         }
1128                         icalmemory_free_ring ();
1129                         icalcomponent_free(encaps);
1130                         encaps = NULL;
1131                 }
1132
1133                 /* Or, check attendee availability if the user asked for that. */
1134                 if ( (encaps != NULL) && (havebstr("check_button")) ) {
1135
1136                         /* Call this function, which does the real work */
1137                         check_attendee_availability(encaps);
1138
1139                         /* This displays the form again, with our annotations */
1140                         display_edit_individual_event(encaps, msgnum, from, unread, NULL);
1141
1142                         icalcomponent_free(encaps);
1143                         encaps = NULL;
1144                 }
1145                 if (encaps != NULL) {
1146                         icalcomponent_free(encaps);
1147                         encaps = NULL;
1148                 }
1149
1150         }
1151
1152         /*
1153          * If the user clicked 'Delete' then delete it.
1154          */
1155         if ( (havebstr("delete_button")) && (msgnum > 0L) ) {
1156                 serv_printf("DELE %ld", lbstr("msgnum"));
1157                 serv_getln(buf, sizeof buf);
1158         }
1159
1160         if (created_new_vevent) {
1161                 icalcomponent_free(vevent);
1162         }
1163
1164         /* If this was a save or delete, go back to the calendar or summary view. */
1165         if (!havebstr("check_button")) {
1166                 if (!strcasecmp(bstr("calview"), "summary")) {
1167                         summary();
1168                 }
1169                 else {
1170                         readloop(readfwd);
1171                 }
1172         }
1173 }