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