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