webcit/messages.c

   1 /*
   2  * $Id$
   3  *
   4  * Functions which deal with the fetching and displaying of messages.
   5  *
   6  */
   7
   8 #include <ctype.h>
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <stdio.h>
  12 #include <fcntl.h>
  13 #include <signal.h>
  14 #include <sys/types.h>
  15 #include <sys/wait.h>
  16 #include <sys/socket.h>
  17 #include <limits.h>
  18 #include <netinet/in.h>
  19 #include <netdb.h>
  20 #include <string.h>
  21 #include <pwd.h>
  22 #include <errno.h>
  23 #include <stdarg.h>
  24 #include <pthread.h>
  25 #include <signal.h>
  26 #include "webcit.h"
  27 #include "vcard.h"
  28 #include "webserver.h"
  29
  30
  31 /* Address book entry (keep it short and sweet, it's just a quickie lookup
  32  * which we can use to get to the real meat and bones later)
  33  */
  34 struct addrbookent {
  35         char ab_name[64];
  36         long ab_msgnum;
  37 };
  38
  39
  40 /*
  41  * Look for URL's embedded in a buffer and make them linkable.  We use a
  42  * target window in order to keep the BBS session in its own window.
  43  */
  44 void url(buf)
  45 char buf[];
  46 {
  47
  48         int pos;
  49         int start, end;
  50         char ench;
  51         char urlbuf[SIZ];
  52         char outbuf[1024];
  53
  54         start = (-1);
  55         end = strlen(buf);
  56         ench = 0;
  57
  58         for (pos = 0; pos < strlen(buf); ++pos) {
  59                 if (!strncasecmp(&buf[pos], "http://", 7))
  60                         start = pos;
  61                 if (!strncasecmp(&buf[pos], "ftp://", 6))
  62                         start = pos;
  63         }
  64
  65         if (start < 0)
  66                 return;
  67
  68         if ((start > 0) && (buf[start - 1] == '<'))
  69                 ench = '>';
  70         if ((start > 0) && (buf[start - 1] == '['))
  71                 ench = ']';
  72         if ((start > 0) && (buf[start - 1] == '('))
  73                 ench = ')';
  74         if ((start > 0) && (buf[start - 1] == '{'))
  75                 ench = '}';
  76
  77         for (pos = strlen(buf); pos > start; --pos) {
  78                 if ((buf[pos] == ' ') || (buf[pos] == ench))
  79                         end = pos;
  80         }
  81
  82         strncpy(urlbuf, &buf[start], end - start);
  83         urlbuf[end - start] = 0;
  84
  85         strncpy(outbuf, buf, start);
  86         sprintf(&outbuf[start], "%cA HREF=%c%s%c TARGET=%c%s%c%c%s%c/A%c",
  87                 LB, QU, urlbuf, QU, QU, TARGET, QU, RB, urlbuf, LB, RB);
  88         strcat(outbuf, &buf[end]);
  89         if ( strlen(outbuf) < 250 )
  90                 strcpy(buf, outbuf);
  91 }
  92
  93
  94 /* display_vcard() calls this after parsing the textual vCard into
  95  * our 'struct vCard' data object.
  96  * This gets called instead of display_parsed_vcard() if we are only looking
  97  * to extract the person's name instead of displaying the card.
  98  */
  99 void fetchname_parsed_vcard(struct vCard *v, char *storename) {
 100         int i;
 101
 102         strcpy(storename, "");
 103         if (v->numprops) for (i=0; i<(v->numprops); ++i) {
 104                 if (!strcasecmp(v->prop[i].name, "n")) {
 105                         strcpy(storename, v->prop[i].value);
 106                         if ((strlen(storename)>0) && (storename[0] != ';')) {
 107                                 while(storename[strlen(storename)-1] == ';') {
 108                                         storename[strlen(storename)-1] = 0;
 109                                 }
 110                         }
 111                 }
 112         }
 113 }
 114
 115
 116
 117 /* display_vcard() calls this after parsing the textual vCard into
 118  * our 'struct vCard' data object.
 119  *
 120  * Set 'full' to nonzero to display the full card, otherwise it will only
 121  * show a summary line.
 122  *
 123  * This code is a bit ugly, so perhaps an explanation is due: we do this
 124  * in two passes through the vCard fields.  On the first pass, we process
 125  * fields we understand, and then render them in a pretty fashion at the
 126  * end.  Then we make a second pass, outputting all the fields we don't
 127  * understand in a simple two-column name/value format.
 128  */
 129 void display_parsed_vcard(struct vCard *v, int full) {
 130         int i, j;
 131         char buf[SIZ];
 132         char *name;
 133         int is_qp = 0;
 134         int is_b64 = 0;
 135         char *thisname, *thisvalue;
 136         char firsttoken[SIZ];
 137         int pass;
 138
 139         char displayname[SIZ];
 140         char phone[SIZ];
 141         char mailto[SIZ];
 142
 143         strcpy(displayname, "");
 144         strcpy(phone, "");
 145         strcpy(mailto, "");
 146
 147         if (!full) {
 148                 wprintf("<TD>");
 149                 name = vcard_get_prop(v, "fn", 1, 0, 0);
 150                 if (name != NULL) {
 151                         escputs(name);
 152                 }
 153                 else if (name = vcard_get_prop(v, "n", 1, 0, 0), name != NULL) {
 154                         escputs(name);
 155                 }
 156                 else {
 157                         wprintf("&nbsp;");
 158                 }
 159                 wprintf("</TD>");
 160                 return;
 161         }
 162
 163         wprintf("<TABLE bgcolor=#888888>");
 164         for (pass=1; pass<=2; ++pass) {
 165
 166                 if (v->numprops) for (i=0; i<(v->numprops); ++i) {
 167
 168                         thisname = strdup(v->prop[i].name);
 169                         extract_token(firsttoken, thisname, 0, ';');
 170
 171                         for (j=0; j<num_tokens(thisname, ';'); ++j) {
 172                                 extract_token(buf, thisname, j, ';');
 173                                 if (!strcasecmp(buf, "encoding=quoted-printable")) {
 174                                         is_qp = 1;
 175                                         remove_token(thisname, j, ';');
 176                                 }
 177                                 if (!strcasecmp(buf, "encoding=base64")) {
 178                                         is_b64 = 1;
 179                                         remove_token(thisname, j, ';');
 180                                 }
 181                         }
 182
 183                         if (is_qp) {
 184                                 thisvalue = malloc(strlen(v->prop[i].value) + 50);
 185                                 j = CtdlDecodeQuotedPrintable(
 186                                         thisvalue, v->prop[i].value,
 187                                         strlen(v->prop[i].value) );
 188                                 thisvalue[j] = 0;
 189                         }
 190                         else if (is_b64) {
 191                                 thisvalue = malloc(strlen(v->prop[i].value) + 50);
 192                                 CtdlDecodeBase64(
 193                                         thisvalue, v->prop[i].value,
 194                                         strlen(v->prop[i].value) );
 195                         }
 196                         else {
 197                                 thisvalue = strdup(v->prop[i].value);
 198                         }
 199
 200                         /*** Various fields we may encounter ***/
 201
 202                         /* N is name, but only if there's no FN already there */
 203                         if (!strcasecmp(firsttoken, "n")) {
 204                                 if (strlen(displayname) == 0) {
 205                                         strcpy(displayname, thisvalue);
 206                                 }
 207                         }
 208
 209                         /* FN (full name) is a true 'display name' field */
 210                         else if (!strcasecmp(firsttoken, "fn")) {
 211                                 strcpy(displayname, thisvalue);
 212                         }
 213
 214                         else if (!strcasecmp(firsttoken, "email")) {
 215                                 if (strlen(mailto) > 0) strcat(mailto, "<br />");
 216                                 strcat(mailto,
 217                                         "<A HREF=\"/display_enter"
 218                                         "?force_room=_MAIL_&recp=");
 219                                 urlesc(&mailto[strlen(mailto)], thisvalue);
 220                                 strcat(mailto, "\">");
 221                                 urlesc(&mailto[strlen(mailto)], thisvalue);
 222                                 strcat(mailto, "</A>");
 223                         }
 224                         else if (!strcasecmp(firsttoken, "tel")) {
 225                                 if (strlen(phone) > 0) strcat(phone, "<br />");
 226                                 strcat(phone, thisvalue);
 227                                 for (j=0; j<num_tokens(thisname, ';'); ++j) {
 228                                         extract_token(buf, thisname, j, ';');
 229                                         if (!strcasecmp(buf, "tel"))
 230                                                 strcat(phone, "");
 231                                         else if (!strcasecmp(buf, "work"))
 232                                                 strcat(phone, " (work)");
 233                                         else if (!strcasecmp(buf, "home"))
 234                                                 strcat(phone, " (home)");
 235                                         else if (!strcasecmp(buf, "cell"))
 236                                                 strcat(phone, " (cell)");
 237                                         else {
 238                                                 strcat(phone, " (");
 239                                                 strcat(phone, buf);
 240                                                 strcat(phone, ")");
 241                                         }
 242                                 }
 243                         }
 244                         else if (!strcasecmp(firsttoken, "adr")) {
 245                                 if (pass == 2) {
 246                                         wprintf("<TR><TD>Address:</TD><TD>");
 247                                         for (j=0; j<num_tokens(thisvalue, ';'); ++j) {
 248                                                 extract_token(buf, thisvalue, j, ';');
 249                                                 if (strlen(buf) > 0) {
 250                                                         escputs(buf);
 251                                                         wprintf("<br />");
 252                                                 }
 253                                         }
 254                                         wprintf("</TD></TR>\n");
 255                                 }
 256                         }
 257                         else if (!strcasecmp(firsttoken, "version")) {
 258                                 /* ignore */
 259                         }
 260                         else if (!strcasecmp(firsttoken, "rev")) {
 261                                 /* ignore */
 262                         }
 263                         else if (!strcasecmp(firsttoken, "label")) {
 264                                 /* ignore */
 265                         }
 266                         else {
 267                                 if (pass == 2) {
 268                                         wprintf("<TR><TD>");
 269                                         escputs(thisname);
 270                                         wprintf("</TD><TD>");
 271                                         escputs(thisvalue);
 272                                         wprintf("</TD></TR>\n");
 273                                 }
 274                         }
 275
 276                         free(thisname);
 277                         free(thisvalue);
 278                 }
 279
 280                 if (pass == 1) {
 281                         wprintf("<TR BGCOLOR=\"#AAAAAA\">"
 282                         "<TD COLSPAN=2 BGCOLOR=\"#FFFFFF\">"
 283                         "<IMG ALIGN=CENTER SRC=\"/static/vcard.gif\">"
 284                         "<FONT SIZE=+1><B>");
 285                         escputs(displayname);
 286                         wprintf("</B></FONT></TD></TR>\n");
 287
 288                         if (strlen(phone) > 0)
 289                                 wprintf("<TR><TD>Telephone:</TD><TD>%s</TD></TR>\n", phone);
 290                         if (strlen(mailto) > 0)
 291                                 wprintf("<TR><TD>E-mail:</TD><TD>%s</TD></TR>\n", mailto);
 292                 }
 293
 294         }
 295
 296         wprintf("</TABLE>\n");
 297 }
 298
 299
 300
 301 /*
 302  * Display a textual vCard
 303  * (Converts to a vCard object and then calls the actual display function)
 304  * Set 'full' to nonzero to display the whole card instead of a one-liner.
 305  * Or, if "storename" is non-NULL, just store the person's name in that
 306  * buffer instead of displaying the card at all.
 307  */
 308 void display_vcard(char *vcard_source, char alpha, int full, char *storename) {
 309         struct vCard *v;
 310         char *name;
 311         char buf[SIZ];
 312         char this_alpha = 0;
 313
 314         v = vcard_load(vcard_source);
 315         if (v == NULL) return;
 316
 317         name = vcard_get_prop(v, "n", 1, 0, 0);
 318         if (name != NULL) {
 319                 strcpy(buf, name);
 320                 this_alpha = buf[0];
 321         }
 322
 323         if (storename != NULL) {
 324                 fetchname_parsed_vcard(v, storename);
 325         }
 326         else if (       (alpha == 0)
 327                         || ((isalpha(alpha)) && (tolower(alpha) == tolower(this_alpha)) )
 328                         || ((!isalpha(alpha)) && (!isalpha(this_alpha)))
 329                 ) {
 330                 display_parsed_vcard(v, full);
 331         }
 332
 333         vcard_free(v);
 334 }
 335
 336
 337
 338
 339 /*
 340  * I wanna SEE that message!
 341  */
 342 void read_message(long msgnum) {
 343         char buf[SIZ];
 344         char mime_partnum[SIZ];
 345         char mime_filename[SIZ];
 346         char mime_content_type[SIZ];
 347         char mime_disposition[SIZ];
 348         int mime_length;
 349         char mime_http[SIZ];
 350         char m_subject[SIZ];
 351         char from[SIZ];
 352         char node[SIZ];
 353         char rfca[SIZ];
 354         char reply_to[512];
 355         char now[SIZ];
 356         int format_type = 0;
 357         int nhdr = 0;
 358         int bq = 0;
 359         char vcard_partnum[SIZ];
 360         char cal_partnum[SIZ];
 361         char *part_source = NULL;
 362
 363         strcpy(from, "");
 364         strcpy(node, "");
 365         strcpy(rfca, "");
 366         strcpy(reply_to, "");
 367         strcpy(vcard_partnum, "");
 368         strcpy(cal_partnum, "");
 369         strcpy(mime_http, "");
 370
 371         serv_printf("MSG4 %ld", msgnum);
 372         serv_gets(buf);
 373         if (buf[0] != '1') {
 374                 wprintf("<STRONG>ERROR:</STRONG> %s<br />\n", &buf[4]);
 375                 return;
 376         }
 377
 378         /* begin everythingamundo table */
 379         wprintf("<div id=\"fix_scrollbar_bug\">\n");
 380         wprintf("<table width=100%% border=1 cellspacing=0 "
 381                 "cellpadding=0><TR><TD>\n");
 382
 383         /* begin message header table */
 384         wprintf("<TABLE WIDTH=100%% BORDER=0 CELLSPACING=0 "
 385                 "CELLPADDING=1 BGCOLOR=\"#CCCCCC\"><TR><TD>\n");
 386
 387         wprintf("<SPAN CLASS=\"message_header\">");
 388         strcpy(m_subject, "");
 389
 390         while (serv_gets(buf), strcasecmp(buf, "text")) {
 391                 if (!strcmp(buf, "000")) {
 392                         wprintf("<I>unexpected end of message</I><br /><br />\n");
 393                         wprintf("</SPAN>\n");
 394                         return;
 395                 }
 396                 if (!strncasecmp(buf, "nhdr=yes", 8))
 397                         nhdr = 1;
 398                 if (nhdr == 1)
 399                         buf[0] = '_';
 400                 if (!strncasecmp(buf, "type=", 5))
 401                         format_type = atoi(&buf[5]);
 402                 if (!strncasecmp(buf, "from=", 5)) {
 403                         strcpy(from, &buf[5]);
 404                         wprintf("from <A HREF=\"/showuser&who=");
 405                         urlescputs(from);
 406                         wprintf("\">");
 407                         escputs(from);
 408                         wprintf("</A> ");
 409                 }
 410                 if (!strncasecmp(buf, "subj=", 5))
 411                         strcpy(m_subject, &buf[5]);
 412                 if ((!strncasecmp(buf, "hnod=", 5))
 413                     && (strcasecmp(&buf[5], serv_info.serv_humannode)))
 414                         wprintf("(%s) ", &buf[5]);
 415                 if ((!strncasecmp(buf, "room=", 5))
 416                     && (strcasecmp(&buf[5], WC->wc_roomname))
 417                     && (strlen(&buf[5])>0) )
 418                         wprintf("in %s> ", &buf[5]);
 419                 if (!strncasecmp(buf, "rfca=", 5)) {
 420                         strcpy(rfca, &buf[5]);
 421                         wprintf("&lt;");
 422                         escputs(rfca);
 423                         wprintf("&gt; ");
 424                 }
 425
 426                 if (!strncasecmp(buf, "node=", 5)) {
 427                         strcpy(node, &buf[5]);
 428                         if ( ((WC->room_flags & QR_NETWORK)
 429                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 430                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 431                         && (strlen(rfca)==0)
 432                         ) {
 433                                 wprintf("@%s ", &buf[5]);
 434                         }
 435                 }
 436                 if (!strncasecmp(buf, "rcpt=", 5))
 437                         wprintf("to %s ", &buf[5]);
 438                 if (!strncasecmp(buf, "time=", 5)) {
 439                         fmt_date(now, atol(&buf[5]));
 440                         wprintf("%s ", now);
 441                 }
 442
 443                 if (!strncasecmp(buf, "part=", 5)) {
 444                         extract(mime_filename, &buf[5], 1);
 445                         extract(mime_partnum, &buf[5], 2);
 446                         extract(mime_disposition, &buf[5], 3);
 447                         extract(mime_content_type, &buf[5], 4);
 448                         mime_length = extract_int(&buf[5], 5);
 449
 450                         if (!strcasecmp(mime_disposition, "attachment")) {
 451                                 snprintf(&mime_http[strlen(mime_http)],
 452                                         (sizeof(mime_http) - strlen(mime_http) - 1),
 453                                         "<A HREF=\"/output_mimepart?"
 454                                         "msgnum=%ld&partnum=%s\" "
 455                                         "TARGET=\"wc.%ld.%s\">"
 456                                         "<IMG SRC=\"/static/attachment.gif\" "
 457                                         "BORDER=0 ALIGN=MIDDLE>\n"
 458                                         "Part %s: %s (%s, %d bytes)</A><br />\n",
 459                                         msgnum, mime_partnum,
 460                                         msgnum, mime_partnum,
 461                                         mime_partnum, mime_filename,
 462                                         mime_content_type, mime_length);
 463                         }
 464
 465                         if ((!strcasecmp(mime_disposition, "inline"))
 466                            && (!strncasecmp(mime_content_type, "image/", 6)) ){
 467                                 snprintf(&mime_http[strlen(mime_http)],
 468                                         (sizeof(mime_http) - strlen(mime_http) - 1),
 469                                         "<IMG SRC=\"/output_mimepart?"
 470                                         "msgnum=%ld&partnum=%s\">",
 471                                         msgnum, mime_partnum);
 472                         }
 473
 474                         /*** begin handler prep ***/
 475                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 476                                 strcpy(vcard_partnum, mime_partnum);
 477                         }
 478
 479                         if (!strcasecmp(mime_content_type, "text/calendar")) {
 480                                 strcpy(cal_partnum, mime_partnum);
 481                         }
 482
 483                         /*** end handler prep ***/
 484
 485                 }
 486
 487         }
 488
 489         /* Generate a reply-to address */
 490         if (strlen(rfca) > 0) {
 491                 strcpy(reply_to, rfca);
 492         }
 493         else {
 494                 if ( (strlen(node) > 0)
 495                    && (strcasecmp(node, serv_info.serv_nodename))
 496                    && (strcasecmp(node, serv_info.serv_humannode)) ) {
 497                         snprintf(reply_to, sizeof(reply_to), "%s @ %s",
 498                                 from, node);
 499                 }
 500                 else {
 501                         snprintf(reply_to, sizeof(reply_to), "%s", from);
 502                 }
 503         }
 504
 505         if (nhdr == 1) {
 506                 wprintf("****");
 507         }
 508
 509         wprintf("</SPAN>");
 510         if (strlen(m_subject) > 0) {
 511                 wprintf("<br />"
 512                         "<SPAN CLASS=\"message_subject\">"
 513                         "Subject: %s"
 514                         "</SPAN>", m_subject
 515                 );
 516         }
 517         wprintf("</TD>\n");
 518
 519         /* start msg buttons */
 520         wprintf("<TD ALIGN=RIGHT>\n");
 521
 522         /* Reply */
 523         wprintf("<a href=\"/display_enter?recp=");
 524         urlescputs(reply_to);
 525         wprintf("&subject=");
 526         if (strncasecmp(m_subject, "Re:", 3)) wprintf("Re:%20");
 527         urlescputs(m_subject);
 528         wprintf("\">Reply</a> ");
 529
 530         if (WC->is_room_aide)  {
 531
 532                 /* Move */
 533                 wprintf("<a href=\"/confirm_move_msg?msgid=%ld\">Move </a>",
 534                         msgnum);
 535
 536                 /* Delete */
 537                 wprintf("<a href=\"/delete_msg?msgid=%ld\" "
 538                         "onClick=\"return confirm('Delete this message?');\">"
 539                         "Delete</a>", msgnum);
 540
 541         }
 542
 543         wprintf("</TD></TR></TABLE>\n");
 544
 545         /* Begin body */
 546         wprintf("<TABLE BORDER=0 WIDTH=100%% BGCOLOR=#FFFFFF "
 547                 "CELLPADDING=1 CELLSPACING=0><TR><TD>");
 548
 549         /*
 550          * Learn the content type
 551          */
 552         strcpy(mime_content_type, "text/plain");
 553         while (serv_gets(buf), (strlen(buf) > 0)) {
 554                 if (!strcmp(buf, "000")) {
 555                         wprintf("<I>unexpected end of message</I><br /><br />\n");
 556                         goto ENDBODY;
 557                 }
 558                 if (!strncasecmp(buf, "Content-type: ", 14)) {
 559                         safestrncpy(mime_content_type, &buf[14],
 560                                 sizeof(mime_content_type));
 561                 }
 562         }
 563
 564         /* Messages in legacy Citadel variformat get handled thusly... */
 565         if (!strcasecmp(mime_content_type, "text/x-citadel-variformat")) {
 566                 fmout(NULL, "JUSTIFY");
 567         }
 568
 569         /* Boring old 80-column fixed format text gets handled this way... */
 570         else if (!strcasecmp(mime_content_type, "text/plain")) {
 571                 while (serv_gets(buf), strcmp(buf, "000")) {
 572                         if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = 0;
 573                         if (buf[strlen(buf)-1] == '\r') buf[strlen(buf)-1] = 0;
 574                         while ((strlen(buf) > 0) && (isspace(buf[strlen(buf) - 1])))
 575                                 buf[strlen(buf) - 1] = 0;
 576                         if ((bq == 0) &&
 577                         ((!strncmp(buf, ">", 1)) || (!strncmp(buf, " >", 2)) || (!strncmp(buf, " :-)", 4)))) {
 578                                 wprintf("<BLOCKQUOTE>");
 579                                 bq = 1;
 580                         } else if ((bq == 1) &&
 581                                 (strncmp(buf, ">", 1)) && (strncmp(buf, " >", 2)) && (strncmp(buf, " :-)", 4))) {
 582                                 wprintf("</BLOCKQUOTE>");
 583                                 bq = 0;
 584                         }
 585                         wprintf("<TT>");
 586                         url(buf);
 587                         escputs(buf);
 588                         wprintf("</TT><br />\n");
 589                 }
 590                 wprintf("</I><br />");
 591         }
 592
 593         else /* HTML is fun, but we've got to strip it first */
 594         if (!strcasecmp(mime_content_type, "text/html")) {
 595                 output_html();
 596         }
 597
 598         /* Unknown weirdness */
 599         else {
 600                 wprintf("I don't know how to display %s<br />\n",
 601                         mime_content_type);
 602                 while (serv_gets(buf), strcmp(buf, "000")) { }
 603         }
 604
 605
 606         /* Afterwards, offer links to download attachments 'n' such */
 607         if (strlen(mime_http) > 0) {
 608                 wprintf("%s", mime_http);
 609         }
 610
 611         /* Handler for vCard parts */
 612         if (strlen(vcard_partnum) > 0) {
 613                 part_source = load_mimepart(msgnum, vcard_partnum);
 614                 if (part_source != NULL) {
 615
 616                         /* If it's my vCard I can edit it */
 617                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 618                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 619                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 620                         ) {
 621                                 wprintf("<A HREF=\"/edit_vcard?"
 622                                         "msgnum=%ld&partnum=%s\">",
 623                                         msgnum, vcard_partnum);
 624                                 wprintf("[edit]</A>");
 625                         }
 626
 627                         /* In all cases, display the full card */
 628                         display_vcard(part_source, 0, 1, NULL);
 629                 }
 630         }
 631
 632         /* Handler for calendar parts */
 633         if (strlen(cal_partnum) > 0) {
 634                 part_source = load_mimepart(msgnum, cal_partnum);
 635                 if (part_source != NULL) {
 636                         cal_process_attachment(part_source,
 637                                                 msgnum, cal_partnum);
 638                 }
 639         }
 640
 641         if (part_source) {
 642                 free(part_source);
 643                 part_source = NULL;
 644         }
 645
 646 ENDBODY:
 647         wprintf("</TD></TR></TABLE>\n");
 648
 649         /* end everythingamundo table */
 650         wprintf("</TD></TR></TABLE>\n");
 651         wprintf("</div><br />\n");
 652 }
 653
 654
 655 void summarize_message(long msgnum, int is_new) {
 656         char buf[SIZ];
 657
 658         struct {
 659                 char date[SIZ];
 660                 char from[SIZ];
 661                 char to[SIZ];
 662                 char subj[SIZ];
 663                 int hasattachments;
 664         } summ;
 665
 666         memset(&summ, 0, sizeof(summ));
 667         strcpy(summ.subj, "(no subject)");
 668
 669         sprintf(buf, "MSG0 %ld|3", msgnum);     /* ask for headers only with no MIME */
 670         serv_puts(buf);
 671         serv_gets(buf);
 672         if (buf[0] != '1') return;
 673
 674         while (serv_gets(buf), strcmp(buf, "000")) {
 675                 if (!strncasecmp(buf, "from=", 5)) {
 676                         strcpy(summ.from, &buf[5]);
 677                 }
 678                 if (!strncasecmp(buf, "subj=", 5)) {
 679                         strcpy(summ.subj, &buf[5]);
 680                 }
 681                 if (!strncasecmp(buf, "rfca=", 5)) {
 682                         strcat(summ.from, " <");
 683                         strcat(summ.from, &buf[5]);
 684                         strcat(summ.from, ">");
 685                 }
 686
 687                 if (!strncasecmp(buf, "node=", 5)) {
 688                         if ( ((WC->room_flags & QR_NETWORK)
 689                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 690                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 691                         ) {
 692                                 strcat(summ.from, " @ ");
 693                                 strcat(summ.from, &buf[5]);
 694                         }
 695                 }
 696
 697                 if (!strncasecmp(buf, "rcpt=", 5)) {
 698                         strcpy(summ.to, &buf[5]);
 699                 }
 700
 701                 if (!strncasecmp(buf, "time=", 5)) {
 702                         fmt_date(summ.date, atol(&buf[5]));
 703                 }
 704         }
 705
 706         wprintf("<TD>");
 707         if (is_new) wprintf("<B>");
 708         wprintf("<A HREF=\"/readfwd?startmsg=%ld"
 709                 "&maxmsgs=1&summary=0\">",
 710                 msgnum);
 711         escputs(summ.subj);
 712         wprintf("</A>");
 713         if (is_new) wprintf("</B>");
 714         wprintf("</TD><TD>");
 715         if (is_new) wprintf("<B>");
 716         escputs(summ.from);
 717         if (is_new) wprintf("</B>");
 718         wprintf(" </TD><TD>");
 719         if (is_new) wprintf("<B>");
 720         escputs(summ.date);
 721         if (is_new) wprintf("</B>");
 722         wprintf(" </TD>");
 723         wprintf("<TD>"
 724                 "<INPUT TYPE=\"checkbox\" NAME=\"msg_%ld\" VALUE=\"yes\">"
 725                 "</TD>\n");
 726
 727         return;
 728 }
 729
 730
 731
 732 void display_addressbook(long msgnum, char alpha) {
 733         char buf[SIZ];
 734         char mime_partnum[SIZ];
 735         char mime_filename[SIZ];
 736         char mime_content_type[SIZ];
 737         char mime_disposition[SIZ];
 738         int mime_length;
 739         char vcard_partnum[SIZ];
 740         char *vcard_source = NULL;
 741
 742         struct {
 743                 char date[SIZ];
 744                 char from[SIZ];
 745                 char to[SIZ];
 746                 char subj[SIZ];
 747                 int hasattachments;
 748         } summ;
 749
 750         memset(&summ, 0, sizeof(summ));
 751         strcpy(summ.subj, "(no subject)");
 752
 753         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 754         serv_puts(buf);
 755         serv_gets(buf);
 756         if (buf[0] != '1') return;
 757
 758         while (serv_gets(buf), strcmp(buf, "000")) {
 759                 if (!strncasecmp(buf, "part=", 5)) {
 760                         extract(mime_filename, &buf[5], 1);
 761                         extract(mime_partnum, &buf[5], 2);
 762                         extract(mime_disposition, &buf[5], 3);
 763                         extract(mime_content_type, &buf[5], 4);
 764                         mime_length = extract_int(&buf[5], 5);
 765
 766                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 767                                 strcpy(vcard_partnum, mime_partnum);
 768                         }
 769
 770                 }
 771         }
 772
 773         if (strlen(vcard_partnum) > 0) {
 774                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 775                 if (vcard_source != NULL) {
 776
 777                         /* Display the summary line */
 778                         display_vcard(vcard_source, alpha, 0, NULL);
 779
 780                         /* If it's my vCard I can edit it */
 781                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 782                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 783                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 784                         ) {
 785                                 wprintf("<A HREF=\"/edit_vcard?"
 786                                         "msgnum=%ld&partnum=%s\">",
 787                                         msgnum, vcard_partnum);
 788                                 wprintf("[edit]</A>");
 789                         }
 790
 791                         free(vcard_source);
 792                 }
 793         }
 794
 795 }
 796
 797
 798
 799 /* If it's an old "Firstname Lastname" style record, try to
 800  * convert it.
 801  */
 802 void lastfirst_firstlast(char *namebuf) {
 803         char firstname[SIZ];
 804         char lastname[SIZ];
 805         int i;
 806
 807         if (namebuf == NULL) return;
 808         if (strchr(namebuf, ';') != NULL) return;
 809
 810         i = num_tokens(namebuf, ' ');
 811         if (i < 2) return;
 812
 813         extract_token(lastname, namebuf, i-1, ' ');
 814         remove_token(namebuf, i-1, ' ');
 815         strcpy(firstname, namebuf);
 816         sprintf(namebuf, "%s; %s", lastname, firstname);
 817 }
 818
 819
 820 void fetch_ab_name(long msgnum, char *namebuf) {
 821         char buf[SIZ];
 822         char mime_partnum[SIZ];
 823         char mime_filename[SIZ];
 824         char mime_content_type[SIZ];
 825         char mime_disposition[SIZ];
 826         int mime_length;
 827         char vcard_partnum[SIZ];
 828         char *vcard_source = NULL;
 829         int i;
 830
 831         struct {
 832                 char date[SIZ];
 833                 char from[SIZ];
 834                 char to[SIZ];
 835                 char subj[SIZ];
 836                 int hasattachments;
 837         } summ;
 838
 839         if (namebuf == NULL) return;
 840         strcpy(namebuf, "");
 841
 842         memset(&summ, 0, sizeof(summ));
 843         strcpy(summ.subj, "(no subject)");
 844
 845         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 846         serv_puts(buf);
 847         serv_gets(buf);
 848         if (buf[0] != '1') return;
 849
 850         while (serv_gets(buf), strcmp(buf, "000")) {
 851                 if (!strncasecmp(buf, "part=", 5)) {
 852                         extract(mime_filename, &buf[5], 1);
 853                         extract(mime_partnum, &buf[5], 2);
 854                         extract(mime_disposition, &buf[5], 3);
 855                         extract(mime_content_type, &buf[5], 4);
 856                         mime_length = extract_int(&buf[5], 5);
 857
 858                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 859                                 strcpy(vcard_partnum, mime_partnum);
 860                         }
 861
 862                 }
 863         }
 864
 865         if (strlen(vcard_partnum) > 0) {
 866                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 867                 if (vcard_source != NULL) {
 868
 869                         /* Grab the name off the card */
 870                         display_vcard(vcard_source, 0, 0, namebuf);
 871
 872                         free(vcard_source);
 873                 }
 874         }
 875
 876         lastfirst_firstlast(namebuf);
 877         striplt(namebuf);
 878         for (i=0; i<strlen(namebuf); ++i) {
 879                 if (namebuf[i] != ';') return;
 880         }
 881         strcpy(namebuf, "(no name)");
 882 }
 883
 884
 885
 886 /*
 887  * Record compare function for sorting address book indices
 888  */
 889 int abcmp(const void *ab1, const void *ab2) {
 890         return(strcasecmp(
 891                 (((const struct addrbookent *)ab1)->ab_name),
 892                 (((const struct addrbookent *)ab2)->ab_name)
 893         ));
 894 }
 895
 896
 897 /*
 898  * Helper function for do_addrbook_view()
 899  * Converts a name into a three-letter tab label
 900  */
 901 void nametab(char *tabbuf, char *name) {
 902         stresc(tabbuf, name, 0, 0);
 903         tabbuf[0] = toupper(tabbuf[0]);
 904         tabbuf[1] = tolower(tabbuf[1]);
 905         tabbuf[2] = tolower(tabbuf[2]);
 906         tabbuf[3] = 0;
 907 }
 908
 909
 910 /*
 911  * Render the address book using info we gathered during the scan
 912  */
 913 void do_addrbook_view(struct addrbookent *addrbook, int num_ab) {
 914         int i = 0;
 915         int displayed = 0;
 916         int bg = 0;
 917         static int NAMESPERPAGE = 60;
 918         int num_pages = 0;
 919         int page = 0;
 920         int tabfirst = 0;
 921         char tabfirst_label[SIZ];
 922         int tablast = 0;
 923         char tablast_label[SIZ];
 924
 925         if (num_ab == 0) {
 926                 wprintf("<I>This address book is empty.</I>\n");
 927                 return;
 928         }
 929
 930         if (num_ab > 1) {
 931                 qsort(addrbook, num_ab, sizeof(struct addrbookent), abcmp);
 932         }
 933
 934         num_pages = num_ab / NAMESPERPAGE;
 935
 936         page = atoi(bstr("page"));
 937
 938         wprintf("Page: ");
 939         for (i=0; i<=num_pages; ++i) {
 940                 if (i != page) {
 941                         wprintf("<A HREF=\"/readfwd?page=%d\">", i);
 942                 }
 943                 else {
 944                         wprintf("<B>");
 945                 }
 946                 tabfirst = i * NAMESPERPAGE;
 947                 tablast = tabfirst + NAMESPERPAGE - 1;
 948                 if (tablast > (num_ab - 1)) tablast = (num_ab - 1);
 949                 nametab(tabfirst_label, addrbook[tabfirst].ab_name);
 950                 nametab(tablast_label, addrbook[tablast].ab_name);
 951                 wprintf("[%s&nbsp;-&nbsp;%s]",
 952                         tabfirst_label, tablast_label
 953                 );
 954                 if (i != page) {
 955                         wprintf("</A>\n");
 956                 }
 957                 else {
 958                         wprintf("</B>\n");
 959                 }
 960         }
 961         wprintf("<br />\n");
 962
 963         wprintf("<TABLE border=0 cellspacing=0 "
 964                 "cellpadding=3 width=100%%>\n"
 965         );
 966
 967         for (i=0; i<num_ab; ++i) {
 968
 969                 if ((i / NAMESPERPAGE) == page) {
 970
 971                         if ((displayed % 4) == 0) {
 972                                 if (displayed > 0) {
 973                                         wprintf("</TR>\n");
 974                                 }
 975                                 bg = 1 - bg;
 976                                 wprintf("<TR BGCOLOR=\"#%s\">",
 977                                         (bg ? "DDDDDD" : "FFFFFF")
 978                                 );
 979                         }
 980
 981                         wprintf("<TD>");
 982
 983                         wprintf("<A HREF=\"/readfwd?startmsg=%ld&is_singlecard=1",
 984                                 addrbook[i].ab_msgnum);
 985                         wprintf("&maxmsgs=1&summary=0&alpha=%s\">", bstr("alpha"));
 986                         escputs(addrbook[i].ab_name);
 987                         wprintf("</A></TD>\n");
 988                         ++displayed;
 989                 }
 990         }
 991
 992         wprintf("</TR></TABLE>\n");
 993 }
 994
 995
 996
 997 /*
 998  * load message pointers from the server
 999  */
1000 int load_msg_ptrs(char *servcmd)
1001 {
1002         char buf[SIZ];
1003         int nummsgs;
1004         int maxload = 0;
1005
1006         nummsgs = 0;
1007         maxload = sizeof(WC->msgarr) / sizeof(long) ;
1008         serv_puts(servcmd);
1009         serv_gets(buf);
1010         if (buf[0] != '1') {
1011                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1012                 return (nummsgs);
1013         }
1014         while (serv_gets(buf), strcmp(buf, "000")) {
1015                 if (nummsgs < maxload) {
1016                         WC->msgarr[nummsgs] = atol(buf);
1017                         ++nummsgs;
1018                 }
1019         }
1020         return (nummsgs);
1021 }
1022
1023
1024 /*
1025  * command loop for reading messages
1026  */
1027 void readloop(char *oper)
1028 {
1029         char cmd[SIZ];
1030         char buf[SIZ];
1031         char old_msgs[SIZ];
1032         int is_new = 0;
1033         int a, b;
1034         int nummsgs;
1035         long startmsg;
1036         int maxmsgs;
1037         int num_displayed = 0;
1038         int is_summary = 0;
1039         int is_addressbook = 0;
1040         int is_singlecard = 0;
1041         int is_calendar = 0;
1042         int is_tasks = 0;
1043         int is_notes = 0;
1044         int remaining_messages;
1045         int lo, hi;
1046         int lowest_displayed = (-1);
1047         int highest_displayed = 0;
1048         long pn_previous = 0L;
1049         long pn_current = 0L;
1050         long pn_next = 0L;
1051         int bg = 0;
1052         struct addrbookent *addrbook = NULL;
1053         int num_ab = 0;
1054
1055         startmsg = atol(bstr("startmsg"));
1056         maxmsgs = atoi(bstr("maxmsgs"));
1057         is_summary = atoi(bstr("summary"));
1058         if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
1059
1060         output_headers(1, 1, 1, 0, 0, 0, 0);
1061
1062         /* When in summary mode, always show ALL messages instead of just
1063          * new or old.  Otherwise, show what the user asked for.
1064          */
1065         if (!strcmp(oper, "readnew")) {
1066                 strcpy(cmd, "MSGS NEW");
1067         }
1068         else if (!strcmp(oper, "readold")) {
1069                 strcpy(cmd, "MSGS OLD");
1070         }
1071         else {
1072                 strcpy(cmd, "MSGS ALL");
1073         }
1074
1075         if ((WC->wc_view == VIEW_MAILBOX) && (maxmsgs > 1)) {
1076                 is_summary = 1;
1077                 strcpy(cmd, "MSGS ALL");
1078         }
1079
1080         if ((WC->wc_view == VIEW_ADDRESSBOOK) && (maxmsgs > 1)) {
1081                 is_addressbook = 1;
1082                 strcpy(cmd, "MSGS ALL");
1083                 maxmsgs = 32767;
1084         }
1085
1086         if (is_summary) {
1087                 strcpy(cmd, "MSGS ALL");
1088         }
1089
1090         /* Are we doing a summary view?  If so, we need to know old messages
1091          * and new messages, so we can do that pretty boldface thing for the
1092          * new messages.
1093          */
1094         strcpy(old_msgs, "");
1095         if (is_summary) {
1096                 serv_puts("GTSN");
1097                 serv_gets(buf);
1098                 if (buf[0] == '2') {
1099                         strcpy(old_msgs, &buf[4]);
1100                 }
1101         }
1102
1103         is_singlecard = atoi(bstr("is_singlecard"));
1104
1105         if (WC->wc_view == VIEW_CALENDAR) {             /* calendar */
1106                 is_calendar = 1;
1107                 strcpy(cmd, "MSGS ALL");
1108                 maxmsgs = 32767;
1109         }
1110         if (WC->wc_view == VIEW_TASKS) {                /* tasks */
1111                 is_tasks = 1;
1112                 strcpy(cmd, "MSGS ALL");
1113                 maxmsgs = 32767;
1114         }
1115         if (WC->wc_view == VIEW_NOTES) {                /* notes */
1116                 is_notes = 1;
1117                 strcpy(cmd, "MSGS ALL");
1118                 maxmsgs = 32767;
1119         }
1120
1121         nummsgs = load_msg_ptrs(cmd);
1122         if (nummsgs == 0) {
1123
1124                 if ((!is_tasks) && (!is_calendar) && (!is_notes)) {
1125                         if (!strcmp(oper, "readnew")) {
1126                                 wprintf("<EM>No new messages.</EM>\n");
1127                         } else if (!strcmp(oper, "readold")) {
1128                                 wprintf("<EM>No old messages.</EM>\n");
1129                         } else {
1130                                 wprintf("<EM>No messages here.</EM>\n");
1131                         }
1132                 }
1133
1134                 goto DONE;
1135         }
1136
1137         if (startmsg == 0L) startmsg = WC->msgarr[0];
1138         remaining_messages = 0;
1139
1140         for (a = 0; a < nummsgs; ++a) {
1141                 if (WC->msgarr[a] >= startmsg) {
1142                         ++remaining_messages;
1143                 }
1144         }
1145
1146         wprintf("<form name=\"msgomatic\" "
1147                 "METHOD=\"POST\" ACTION=\"/do_stuff_to_msgs\">\n");
1148         if (is_summary) {
1149                 wprintf("<div id=\"fix_scrollbar_bug\">"
1150                         "<table border=0 cellspacing=0 "
1151                         "cellpadding=0 width=100%%>\n"
1152                         "<TR>"
1153                         "<TD><I>Subject</I></TD>"
1154                         "<TD><I>Sender</I></TD>"
1155                         "<TD><I>Date</I></TD>"
1156                         "<TD></TD>"
1157                         "</TR>\n"
1158                 );
1159         }
1160
1161         for (a = 0; a < nummsgs; ++a) {
1162                 if ((WC->msgarr[a] >= startmsg) && (num_displayed < maxmsgs)) {
1163
1164                         /* Are you a new message, or an old message? */
1165                         is_new = 0;
1166                         if (is_summary) {
1167                                 if (is_msg_in_mset(old_msgs, WC->msgarr[a])) {
1168                                         is_new = 0;
1169                                 }
1170                                 else {
1171                                         is_new = 1;
1172                                 }
1173                         }
1174
1175                         /* Learn which msgs "Prev" & "Next" buttons go to */
1176                         pn_current = WC->msgarr[a];
1177                         if (a > 0) pn_previous = WC->msgarr[a-1];
1178                         if (a < (nummsgs-1)) pn_next = WC->msgarr[a+1];
1179
1180                         /* If a tabular view, set up the line */
1181                         if (is_summary) {
1182                                 bg = 1 - bg;
1183                                 wprintf("<TR BGCOLOR=\"#%s\">",
1184                                         (bg ? "DDDDDD" : "FFFFFF")
1185                                 );
1186                         }
1187
1188                         /* Display the message */
1189                         if (is_summary) {
1190                                 summarize_message(WC->msgarr[a], is_new);
1191                         }
1192                         else if (is_addressbook) {
1193                                 fetch_ab_name(WC->msgarr[a], buf);
1194                                 ++num_ab;
1195                                 addrbook = realloc(addrbook,
1196                                         (sizeof(struct addrbookent) * num_ab) );
1197                                 safestrncpy(addrbook[num_ab-1].ab_name, buf,
1198                                         sizeof(addrbook[num_ab-1].ab_name));
1199                                 addrbook[num_ab-1].ab_msgnum = WC->msgarr[a];
1200                         }
1201                         else if (is_calendar) {
1202                                 display_calendar(WC->msgarr[a]);
1203                         }
1204                         else if (is_tasks) {
1205                                 display_task(WC->msgarr[a]);
1206                         }
1207                         else if (is_notes) {
1208                                 display_note(WC->msgarr[a]);
1209                         }
1210                         else {
1211                                 read_message(WC->msgarr[a]);
1212                         }
1213
1214                         /* If a tabular view, finish the line */
1215                         if (is_summary) {
1216                                 wprintf("</TR>\n");
1217                         }
1218
1219                         if (lowest_displayed < 0) lowest_displayed = a;
1220                         highest_displayed = a;
1221
1222                         ++num_displayed;
1223                         --remaining_messages;
1224                 }
1225         }
1226
1227         if (is_summary) {
1228                 wprintf("</table></div>\n");
1229         }
1230
1231         /* Bump these because although we're thinking in zero base, the user
1232          * is a drooling idiot and is thinking in one base.
1233          */
1234         ++lowest_displayed;
1235         ++highest_displayed;
1236
1237         /* If we're only looking at one message, do a prev/next thing */
1238         if (num_displayed == 1) {
1239            if ((!is_tasks) && (!is_calendar) && (!is_addressbook) && (!is_notes) && (!is_singlecard)) {
1240
1241                 wprintf("<div id=\"fix_scrollbar_bug\">"
1242                         "<table border=0 width=100%% bgcolor=\"#dddddd\"><tr><td>"
1243                         "Reading #%d of %d messages.</TD>\n"
1244                         "<TD ALIGN=RIGHT><FONT SIZE=+1>",
1245                         lowest_displayed, nummsgs);
1246
1247                 if (is_summary) {
1248                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1249                                 "VALUE=\"Delete selected\">\n");
1250                 }
1251
1252                 if (pn_previous > 0L) {
1253                         wprintf("<A HREF=\"/%s"
1254                                 "?startmsg=%ld"
1255                                 "&maxmsgs=1"
1256                                 "&summary=0\">"
1257                                 "Previous</A> \n",
1258                                         oper,
1259                                         pn_previous );
1260                 }
1261
1262                 if (pn_next > 0L) {
1263                         wprintf("<A HREF=\"/%s"
1264                                 "?startmsg=%ld"
1265                                 "&maxmsgs=1"
1266                                 "&summary=0\">"
1267                                 "Next</A> \n",
1268                                         oper,
1269                                         pn_next );
1270                 }
1271
1272                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1273                         "&maxmsgs=999999&summary=1\">"
1274                         "Summary"
1275                         "</A>",
1276                         oper,
1277                         WC->msgarr[0]);
1278
1279                 wprintf("</td></tr></table></div>\n");
1280             }
1281         }
1282
1283         /*
1284          * If we're not currently looking at ALL requested
1285          * messages, then display the selector bar
1286          */
1287         if (num_displayed > 1) {
1288            if ((!is_tasks) && (!is_calendar) && (!is_addressbook)
1289               && (!is_notes) && (!is_singlecard)) {
1290
1291                 wprintf("Reading #", lowest_displayed, highest_displayed);
1292
1293                 wprintf("<SELECT NAME=\"whichones\" SIZE=\"1\" "
1294                         "OnChange=\"location.href=msgomatic.whichones.options"
1295                         "[selectedIndex].value\">\n");
1296
1297                 for (b=0; b<nummsgs; b = b + maxmsgs) {
1298                 lo = b+1;
1299                 hi = b+maxmsgs;
1300                 if (hi > nummsgs) hi = nummsgs;
1301                         wprintf("<OPTION %s VALUE="
1302                                 "\"/%s"
1303                                 "?startmsg=%ld"
1304                                 "&maxmsgs=%d"
1305                                 "&summary=%d\">"
1306                                 "%d-%d</OPTION> \n",
1307                                 ((WC->msgarr[b] == startmsg) ? "SELECTED" : ""),
1308                                 oper,
1309                                 WC->msgarr[b],
1310                                 maxmsgs,
1311                                 is_summary,
1312                                 lo, hi);
1313                 }
1314                 wprintf("<OPTION VALUE=\"/%s?startmsg=%ld"
1315                         "&maxmsgs=999999&summary=%d\">"
1316                         "ALL"
1317                         "</OPTION> ",
1318                         oper,
1319                         WC->msgarr[0], is_summary);
1320
1321                 wprintf("</SELECT> of %d messages.", nummsgs);
1322
1323                 if (is_summary) {
1324                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1325                                 "VALUE=\"Delete selected\">\n");
1326                 }
1327
1328             }
1329         }
1330         wprintf("</form>\n");
1331
1332 DONE:
1333         if (is_tasks) {
1334                 do_tasks_view();        /* Render the task list */
1335         }
1336
1337         if (is_calendar) {
1338                 do_calendar_view();     /* Render the calendar */
1339         }
1340
1341         if (is_addressbook) {
1342                 do_addrbook_view(addrbook, num_ab);     /* Render the address book */
1343         }
1344
1345         wDumpContent(1);
1346         if (addrbook != NULL) free(addrbook);
1347 }
1348
1349
1350 /*
1351  * Back end for post_message() ... this is where the actual message
1352  * gets transmitted to the server.
1353  */
1354 void post_mime_to_server(void) {
1355         char boundary[SIZ];
1356         int is_multipart = 0;
1357         static int seq = 0;
1358         struct wc_attachment *att;
1359         char *encoded;
1360         size_t encoded_length;
1361
1362         /* If there are attachments, we have to do multipart/mixed */
1363         if (WC->first_attachment != NULL) {
1364                 is_multipart = 1;
1365         }
1366
1367         if (is_multipart) {
1368                 sprintf(boundary, "---Citadel-Multipart-%s-%04x%04x---",
1369                         serv_info.serv_fqdn,
1370                         getpid(),
1371                         ++seq
1372                 );
1373
1374                 /* Remember, serv_printf() appends an extra newline */
1375                 serv_printf("Content-type: multipart/mixed; "
1376                         "boundary=\"%s\"\n", boundary);
1377                 serv_printf("This is a multipart message in MIME format.\n");
1378                 serv_printf("--%s", boundary);
1379         }
1380
1381         serv_puts("Content-type: text/html");
1382         serv_puts("");
1383         serv_puts("<HTML><BODY>\n");
1384         text_to_server(bstr("msgtext"), 0);
1385         serv_puts("</BODY></HTML>\n");
1386
1387
1388         if (is_multipart) {
1389
1390                 /* Add in the attachments */
1391                 for (att = WC->first_attachment; att!=NULL; att=att->next) {
1392
1393                         encoded_length = ((att->length * 150) / 100);
1394                         encoded = malloc(encoded_length);
1395                         if (encoded == NULL) break;
1396                         CtdlEncodeBase64(encoded, att->data, att->length);
1397
1398                         serv_printf("--%s", boundary);
1399                         serv_printf("Content-type: %s", att->content_type);
1400                         serv_printf("Content-disposition: attachment; "
1401                                 "filename=\"%s\"", att->filename);
1402                         serv_puts("Content-transfer-encoding: base64");
1403                         serv_puts("");
1404                         serv_write(encoded, strlen(encoded));
1405                         serv_puts("");
1406                         serv_puts("");
1407                         free(encoded);
1408                 }
1409                 serv_printf("--%s--", boundary);
1410         }
1411
1412         serv_puts("000");
1413 }
1414
1415
1416 /*
1417  * Post message (or don't post message)
1418  *
1419  * Note regarding the "dont_post" variable:
1420  * A random value (actually, it's just a timestamp) is inserted as a hidden
1421  * field called "postseq" when the display_enter page is generated.  This
1422  * value is checked when posting, using the static variable dont_post.  If a
1423  * user attempts to post twice using the same dont_post value, the message is
1424  * discarded.  This prevents the accidental double-saving of the same message
1425  * if the user happens to click the browser "back" button.
1426  */
1427 void post_message(void)
1428 {
1429         char buf[SIZ];
1430         static long dont_post = (-1L);
1431         struct wc_attachment *att, *aptr;
1432
1433         if (WC->upload_length > 0) {
1434
1435                 /* There's an attachment.  Save it to this struct... */
1436                 att = malloc(sizeof(struct wc_attachment));
1437                 memset(att, 0, sizeof(struct wc_attachment));
1438                 att->length = WC->upload_length;
1439                 strcpy(att->content_type, WC->upload_content_type);
1440                 strcpy(att->filename, WC->upload_filename);
1441                 att->next = NULL;
1442
1443                 /* And add it to the list. */
1444                 if (WC->first_attachment == NULL) {
1445                         WC->first_attachment = att;
1446                 }
1447                 else {
1448                         aptr = WC->first_attachment;
1449                         while (aptr->next != NULL) aptr = aptr->next;
1450                         aptr->next = att;
1451                 }
1452
1453                 /* Netscape sends a simple filename, which is what we want,
1454                  * but Satan's browser sends an entire pathname.  Reduce
1455                  * the path to just a filename if we need to.
1456                  */
1457                 while (num_tokens(att->filename, '/') > 1) {
1458                         remove_token(att->filename, 0, '/');
1459                 }
1460                 while (num_tokens(att->filename, '\\') > 1) {
1461                         remove_token(att->filename, 0, '\\');
1462                 }
1463
1464                 /* Transfer control of this memory from the upload struct
1465                  * to the attachment struct.
1466                  */
1467                 att->data = WC->upload;
1468                 WC->upload_length = 0;
1469                 WC->upload = NULL;
1470                 display_enter();
1471                 return;
1472         }
1473
1474         if (!strcasecmp(bstr("sc"), "Cancel")) {
1475                 sprintf(WC->ImportantMessage,
1476                         "Cancelled.  Message was not posted.");
1477         } else if (!strcasecmp(bstr("attach"), "Add")) {
1478                 display_enter();
1479                 return;
1480         } else if (atol(bstr("postseq")) == dont_post) {
1481                 sprintf(WC->ImportantMessage,
1482                         "Automatically cancelled because you have already "
1483                         "saved this message.");
1484         } else {
1485                 sprintf(buf, "ENT0 1|%s|0|4|%s",
1486                         bstr("recp"),
1487                         bstr("subject") );
1488                 serv_puts(buf);
1489                 serv_gets(buf);
1490                 if (buf[0] == '4') {
1491                         post_mime_to_server();
1492                         if (strlen(bstr("recp")) > 0) {
1493                                 sprintf(WC->ImportantMessage, "Message has been sent.\n");
1494                         }
1495                         else {
1496                                 sprintf(WC->ImportantMessage, "Message has been posted.\n");
1497                         }
1498                         dont_post = atol(bstr("postseq"));
1499                 } else {
1500                         sprintf(WC->ImportantMessage,
1501                                 "%s", &buf[4]);
1502                 }
1503         }
1504
1505         free_attachments(WC);
1506         readloop("readnew");
1507 }
1508
1509
1510
1511
1512 /*
1513  * display the message entry screen
1514  */
1515 void display_enter(void)
1516 {
1517         char buf[SIZ];
1518         long now;
1519         struct wc_attachment *att;
1520
1521         if (strlen(bstr("force_room")) > 0) {
1522                 gotoroom(bstr("force_room"));
1523         }
1524
1525         /* Are we perhaps in an address book view?  If so, then an "enter
1526          * message" command really means "add new entry."
1527          */
1528         if (WC->wc_view == VIEW_ADDRESSBOOK) {
1529                 do_edit_vcard(-1, "", "");
1530                 return;
1531         }
1532
1533 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
1534         /* Are we perhaps in a calendar view?  If so, then an "enter
1535          * message" command really means "add new calendar item."
1536          */
1537         if (WC->wc_view == VIEW_CALENDAR) {
1538                 display_edit_event();
1539                 return;
1540         }
1541
1542         /* Are we perhaps in a tasks view?  If so, then an "enter
1543          * message" command really means "add new task."
1544          */
1545         if (WC->wc_view == VIEW_TASKS) {
1546                 display_edit_task();
1547                 return;
1548         }
1549 #endif
1550
1551         /* Otherwise proceed normally.  Do a custom room banner with no navbar... */
1552         output_headers(1, 1, 2, 0, 0, 0, 0);
1553         wprintf("<div id=\"banner\">\n");
1554         embed_room_banner(NULL, navbar_none);
1555         wprintf("</div>\n");
1556         wprintf("<div id=\"content\">\n"
1557                 "<div id=\"fix_scrollbar_bug\">"
1558                 "<table width=100%% border=0 bgcolor=\"#ffffff\"><tr><td>");
1559
1560         sprintf(buf, "ENT0 0|%s|0|0", bstr("recp"));
1561         serv_puts(buf);
1562         serv_gets(buf);
1563
1564         if (!strncmp(buf, "570", 3)) {
1565                 if (strlen(bstr("recp")) > 0) {
1566                         svprintf("RECPERROR", WCS_STRING,
1567                                 "<SPAN CLASS=\"errormsg\">%s</SPAN><br />\n",
1568                                 &buf[4]
1569                         );
1570                 }
1571                 do_template("prompt_for_recipient");
1572                 goto DONE;
1573         }
1574         if (buf[0] != '2') {
1575                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1576                 goto DONE;
1577         }
1578
1579         now = time(NULL);
1580         fmt_date(buf, now);
1581         strcat(&buf[strlen(buf)], " <I>from</I> ");
1582         stresc(&buf[strlen(buf)], WC->wc_username, 1, 1);
1583         if (strlen(bstr("recp")) > 0) {
1584                 strcat(&buf[strlen(buf)], " <I>to</I> ");
1585                 stresc(&buf[strlen(buf)], bstr("recp"), 1, 1);
1586         }
1587         strcat(&buf[strlen(buf)], " <I>in</I> ");
1588         stresc(&buf[strlen(buf)], WC->wc_roomname, 1, 1);
1589
1590         /* begin message entry screen */
1591         // wprintf("<div style=\"position:absolute; left:1%%; width:96%%; height:100%%\">\n");
1592
1593         wprintf("<form enctype=\"multipart/form-data\" "
1594                 "method=\"POST\" action=\"/post\" "
1595                 "name=\"enterform\""
1596                 "onSubmit=\"return submitForm();\""
1597                 ">\n");
1598         wprintf("<input type=\"hidden\" name=\"recp\" value=\"%s\">\n",
1599                 bstr("recp"));
1600         wprintf("<input type=\"hidden\" name=\"postseq\" value=\"%ld\">\n",
1601                 now);
1602
1603         wprintf("%s<br>\n", buf);       /* header bar */
1604         wprintf("<img src=\"static/enter.gif\" align=middle alt=\" \">");
1605                 /* "onLoad=\"document.enterform.msgtext.focus();\" " */
1606         wprintf("<font size=-1>Subject (optional):</font>"
1607                 "<input type=\"text\" name=\"subject\" value=\"");
1608         escputs(bstr("subject"));
1609         wprintf("\" size=40 maxlength=70>"
1610                 "&nbsp;"
1611         );
1612
1613         wprintf("<input type=\"submit\" name=\"sc\" value=\"");
1614         if (strlen(bstr("recp")) > 0) {
1615                 wprintf("Send message");
1616         } else {
1617                 wprintf("Post message");
1618         }
1619         wprintf("\">&nbsp;"
1620                 "<input type=\"submit\" name=\"sc\" value=\"Cancel\">\n");
1621
1622         wprintf("<center><script type=\"text/javascript\" "
1623                 "src=\"static/richtext.js\"></script>\n"
1624                 "<script type=\"text/javascript\">\n"
1625                 "function submitForm() { \n"
1626                 "  updateRTE('msgtext'); \n"
1627                 "  return true; \n"
1628                 "} \n"
1629                 "  \n"
1630                 "initRTE(\"static/\", \"static/\", \"\"); \n"
1631                 "</script> \n"
1632                 "<noscript>JavaScript must be enabled.</noscript> \n"
1633                 "<script type=\"text/javascript\"> \n"
1634                 "writeRichText('msgtext', '");
1635         msgescputs(bstr("msgtext"));
1636         wprintf("', '96%%', '200', true, false); \n"
1637                 "</script></center><br />\n");
1638
1639         /* Enumerate any attachments which are already in place... */
1640         wprintf("<img src=\"/static/attachment.gif\" border=0 "
1641                 "align=middle height=16 width=16> Attachments: ");
1642         wprintf("<select name=\"which_attachment\" size=1>");
1643         for (att = WC->first_attachment; att != NULL; att = att->next) {
1644                 wprintf("<option value=\"");
1645                 urlescputs(att->filename);
1646                 wprintf("\">");
1647                 escputs(att->filename);
1648                 /* wprintf(" (%s, %d bytes)",att->content_type,att->length); */
1649                 wprintf("</option>\n");
1650         }
1651         wprintf("</select>");
1652
1653         /* Now offer the ability to attach additional files... */
1654         wprintf("&nbsp;&nbsp;&nbsp;"
1655                 "Attach file: <input NAME=\"attachfile\" "
1656                 "SIZE=16 TYPE=\"file\">\n&nbsp;&nbsp;"
1657                 "<input type=\"submit\" name=\"attach\" value=\"Add\">\n");
1658
1659         wprintf("</form>\n");
1660
1661         wprintf("</td></tr></table></div>\n");
1662 DONE:   wDumpContent(1);
1663 }
1664
1665
1666
1667
1668
1669
1670
1671
1672 void delete_msg(void)
1673 {
1674         long msgid;
1675         char buf[SIZ];
1676
1677         msgid = atol(bstr("msgid"));
1678
1679         output_headers(1, 1, 1, 0, 0, 0, 0);
1680
1681         sprintf(buf, "DELE %ld", msgid);
1682         serv_puts(buf);
1683         serv_gets(buf);
1684         wprintf("<EM>%s</EM><br />\n", &buf[4]);
1685
1686         wDumpContent(1);
1687 }
1688
1689
1690
1691
1692 /*
1693  * Confirm move of a message
1694  */
1695 void confirm_move_msg(void)
1696 {
1697         long msgid;
1698         char buf[SIZ];
1699         char targ[SIZ];
1700
1701         msgid = atol(bstr("msgid"));
1702
1703         output_headers(1, 1, 1, 0, 0, 0, 0);
1704
1705         wprintf("<div id=\"fix_scrollbar_bug\">"
1706                 "<table width=100%% border=0 bgcolor=\"#444455\"><tr><td>");
1707         wprintf("<font size=+1 color=\"#ffffff\"");
1708         wprintf("<b>Confirm move of message</b>\n");
1709         wprintf("</font></td></tr></table></div>\n");
1710
1711         wprintf("<CENTER>");
1712
1713         wprintf("Move this message to:<br />\n");
1714
1715         wprintf("<form METHOD=\"POST\" ACTION=\"/move_msg\">\n");
1716         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n",
1717                 bstr("msgid"));
1718
1719
1720         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1721         serv_puts("LKRA");
1722         serv_gets(buf);
1723         if (buf[0] == '1') {
1724                 while (serv_gets(buf), strcmp(buf, "000")) {
1725                         extract(targ, buf, 0);
1726                         wprintf("<OPTION>");
1727                         escputs(targ);
1728                         wprintf("\n");
1729                 }
1730         }
1731         wprintf("</SELECT>\n");
1732         wprintf("<br />\n");
1733
1734         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Move\">");
1735         wprintf("&nbsp;");
1736         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Cancel\">");
1737         wprintf("</form></CENTER>\n");
1738
1739         wprintf("</CENTER>\n");
1740         wDumpContent(1);
1741 }
1742
1743
1744
1745 void move_msg(void)
1746 {
1747         long msgid;
1748         char buf[SIZ];
1749
1750         msgid = atol(bstr("msgid"));
1751
1752         output_headers(1, 1, 1, 0, 0, 0, 0);
1753
1754         if (!strcasecmp(bstr("yesno"), "Move")) {
1755                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1756                 serv_puts(buf);
1757                 serv_gets(buf);
1758                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1759         } else {
1760                 wprintf("<EM>Message not moved.</EM><br />\n");
1761         }
1762
1763         wDumpContent(1);
1764 }
1765
1766 /*
1767  * This gets called when a user selects multiple messages in a summary
1768  * list and then clicks to perform a transformation of some sort on them
1769  * (such as deleting them).
1770  */
1771 void do_stuff_to_msgs(void) {
1772         char buf[SIZ];
1773         char sc[SIZ];
1774
1775         struct stuff_t {
1776                 struct stuff_t *next;
1777                 long msgnum;
1778         };
1779
1780         struct stuff_t *stuff = NULL;
1781         struct stuff_t *ptr;
1782
1783
1784         serv_puts("MSGS ALL");
1785         serv_gets(buf);
1786
1787         if (buf[0] == '1') while (serv_gets(buf), strcmp(buf, "000")) {
1788                 ptr = malloc(sizeof(struct stuff_t));
1789                 ptr->msgnum = atol(buf);
1790                 ptr->next = stuff;
1791                 stuff = ptr;
1792         }
1793
1794         strcpy(sc, bstr("sc"));
1795
1796         while (stuff != NULL) {
1797
1798                 sprintf(buf, "msg_%ld", stuff->msgnum);
1799                 if (!strcasecmp(bstr(buf), "yes")) {
1800
1801                         if (!strcasecmp(sc, "Delete selected")) {
1802                                 serv_printf("DELE %ld", stuff->msgnum);
1803                                 serv_gets(buf);
1804                         }
1805
1806                 }
1807
1808                 ptr = stuff->next;
1809                 free(stuff);
1810                 stuff = ptr;
1811         }
1812
1813         readloop("readfwd");
1814 }