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>");
 502         if (strlen(m_subject) > 0) {
 503                 wprintf("<BR>"
 504                         "<SPAN CLASS=\"message_subject\">"
 505                         "Subject: %s"
 506                         "</SPAN>", m_subject
 507                 );
 508         }
 509         wprintf("</TD>\n");
 510
 511         /* start msg buttons */
 512         wprintf("<TD ALIGN=RIGHT>\n");
 513         wprintf("<FORM METHOD=\"POST\" ACTION=\"/do_stuff_to_one_msg\">\n");
 514         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%ld\">\n",
 515                 msgnum);
 516         wprintf("<INPUT TYPE=\"hidden\" NAME=\"recp\" VALUE=\"");
 517         urlescputs(reply_to);
 518         wprintf("\">\n");
 519
 520         if (!strncasecmp(m_subject, "Re:", 2)) {
 521                 wprintf("<INPUT TYPE=\"hidden\" NAME=\"subject\" VALUE=\"");
 522                 escputs(m_subject);
 523                 wprintf("\">\n");
 524         }
 525         else if (strlen(m_subject) > 0) {
 526                 wprintf("<INPUT TYPE=\"hidden\" NAME=\"subject\" VALUE=\"Re: ");
 527                 escputs(m_subject);
 528                 wprintf("\">\n");
 529         }
 530
 531         wprintf("<INPUT TYPE=\"submit\" NAME=\"msg_oper\" STYLE=\"font-family: Bitstream Vera Sans,Arial,Helvetica,sans-serif; font-size: 7pt; background: blue; color: #FFFFFF;\" VALUE=\"Reply\">\n");
 532
 533         if (WC->is_room_aide)  {
 534                 wprintf("<INPUT TYPE=\"submit\" NAME=\"msg_oper\" STYLE=\"font-family: Bitstream Vera Sans,Arial,Helvetica,sans-serif; font-size: 7pt; background: blue; color: #FFFFFF;\"VALUE=\"Move\">\n"
 535                         "<INPUT TYPE=\"submit\" NAME=\"msg_oper\" STYLE=\"font-family: Bitstream Vera Sans,Arial,Helvetica,sans-serif; font-size: 7pt; background: blue; color: #FFFFFF;\" VALUE=\"Delete\""
 536                         "onClick=\"return confirm('Delete this message?');\">\n");
 537         }
 538
 539         wprintf("</FORM>\n"
 540                 "</TD></TR></TABLE>\n");
 541
 542         /* Begin body */
 543         wprintf("<TABLE BORDER=0 WIDTH=100%% BGCOLOR=#FFFFFF "
 544                 "CELLPADDING=1 CELLSPACING=0><TR><TD>");
 545
 546         /*
 547          * Learn the content type
 548          */
 549         strcpy(mime_content_type, "text/plain");
 550         while (serv_gets(buf), (strlen(buf) > 0)) {
 551                 if (!strcmp(buf, "000")) {
 552                         wprintf("<I>unexpected end of message</I><BR><BR>\n");
 553                         goto ENDBODY;
 554                 }
 555                 if (!strncasecmp(buf, "Content-type: ", 14)) {
 556                         safestrncpy(mime_content_type, &buf[14],
 557                                 sizeof(mime_content_type));
 558                 }
 559         }
 560
 561         /* Messages in legacy Citadel variformat get handled thusly... */
 562         if (!strcasecmp(mime_content_type, "text/x-citadel-variformat")) {
 563                 fmout(NULL, "JUSTIFY");
 564         }
 565
 566         /* Boring old 80-column fixed format text gets handled this way... */
 567         else if (!strcasecmp(mime_content_type, "text/plain")) {
 568                 while (serv_gets(buf), strcmp(buf, "000")) {
 569                         if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = 0;
 570                         if (buf[strlen(buf)-1] == '\r') buf[strlen(buf)-1] = 0;
 571                         while ((strlen(buf) > 0) && (isspace(buf[strlen(buf) - 1])))
 572                                 buf[strlen(buf) - 1] = 0;
 573                         if ((bq == 0) &&
 574                         ((!strncmp(buf, ">", 1)) || (!strncmp(buf, " >", 2)) || (!strncmp(buf, " :-)", 4)))) {
 575                                 wprintf("<BLOCKQUOTE>");
 576                                 bq = 1;
 577                         } else if ((bq == 1) &&
 578                                 (strncmp(buf, ">", 1)) && (strncmp(buf, " >", 2)) && (strncmp(buf, " :-)", 4))) {
 579                                 wprintf("</BLOCKQUOTE>");
 580                                 bq = 0;
 581                         }
 582                         wprintf("<TT>");
 583                         url(buf);
 584                         escputs(buf);
 585                         wprintf("</TT><BR>\n");
 586                 }
 587                 wprintf("</I><BR>");
 588         }
 589
 590         else /* HTML is fun, but we've got to strip it first */
 591         if (!strcasecmp(mime_content_type, "text/html")) {
 592                 output_html();
 593         }
 594
 595         /* Unknown weirdness */
 596         else {
 597                 wprintf("I don't know how to display %s<BR>\n",
 598                         mime_content_type);
 599                 while (serv_gets(buf), strcmp(buf, "000")) { }
 600         }
 601
 602
 603         /* Afterwards, offer links to download attachments 'n' such */
 604         if (strlen(mime_http) > 0) {
 605                 wprintf("%s", mime_http);
 606         }
 607
 608         /* Handler for vCard parts */
 609         if (strlen(vcard_partnum) > 0) {
 610                 part_source = load_mimepart(msgnum, vcard_partnum);
 611                 if (part_source != NULL) {
 612
 613                         /* If it's my vCard I can edit it */
 614                         if ( (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 615                            || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))) {
 616                                 wprintf("<A HREF=\"/edit_vcard?"
 617                                         "msgnum=%ld&partnum=%s\">",
 618                                         msgnum, vcard_partnum);
 619                                 wprintf("(edit)</A>");
 620                         }
 621
 622                         /* In all cases, display the full card */
 623                         display_vcard(part_source, 0, 1, NULL);
 624                 }
 625         }
 626
 627         /* Handler for calendar parts */
 628         if (strlen(cal_partnum) > 0) {
 629                 part_source = load_mimepart(msgnum, cal_partnum);
 630                 if (part_source != NULL) {
 631                         cal_process_attachment(part_source,
 632                                                 msgnum, cal_partnum);
 633                 }
 634         }
 635
 636         if (part_source) {
 637                 free(part_source);
 638                 part_source = NULL;
 639         }
 640
 641 ENDBODY:
 642         wprintf("</TD></TR></TABLE>\n");
 643
 644         /* end everythingamundo table */
 645         wprintf("</TD></TR></TABLE><BR>\n");
 646 }
 647
 648
 649 void summarize_message(long msgnum, int is_new) {
 650         char buf[SIZ];
 651
 652         struct {
 653                 char date[SIZ];
 654                 char from[SIZ];
 655                 char to[SIZ];
 656                 char subj[SIZ];
 657                 int hasattachments;
 658         } summ;
 659
 660         memset(&summ, 0, sizeof(summ));
 661         strcpy(summ.subj, "(no subject)");
 662
 663         sprintf(buf, "MSG0 %ld|3", msgnum);     /* ask for headers only with no MIME */
 664         serv_puts(buf);
 665         serv_gets(buf);
 666         if (buf[0] != '1') return;
 667
 668         while (serv_gets(buf), strcmp(buf, "000")) {
 669                 if (!strncasecmp(buf, "from=", 5)) {
 670                         strcpy(summ.from, &buf[5]);
 671                 }
 672                 if (!strncasecmp(buf, "subj=", 5)) {
 673                         strcpy(summ.subj, &buf[5]);
 674                 }
 675                 if (!strncasecmp(buf, "rfca=", 5)) {
 676                         strcat(summ.from, " <");
 677                         strcat(summ.from, &buf[5]);
 678                         strcat(summ.from, ">");
 679                 }
 680
 681                 if (!strncasecmp(buf, "node=", 5)) {
 682                         if ( ((WC->room_flags & QR_NETWORK)
 683                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 684                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 685                         ) {
 686                                 strcat(summ.from, " @ ");
 687                                 strcat(summ.from, &buf[5]);
 688                         }
 689                 }
 690
 691                 if (!strncasecmp(buf, "rcpt=", 5)) {
 692                         strcpy(summ.to, &buf[5]);
 693                 }
 694
 695                 if (!strncasecmp(buf, "time=", 5)) {
 696                         fmt_date(summ.date, atol(&buf[5]));
 697                 }
 698         }
 699
 700         wprintf("<TD>");
 701         if (is_new) wprintf("<B>");
 702         wprintf("<A HREF=\"/readfwd?startmsg=%ld"
 703                 "&maxmsgs=1&summary=0\">",
 704                 msgnum);
 705         escputs(summ.subj);
 706         wprintf("</A>");
 707         if (is_new) wprintf("</B>");
 708         wprintf("</TD><TD>");
 709         if (is_new) wprintf("<B>");
 710         escputs(summ.from);
 711         if (is_new) wprintf("</B>");
 712         wprintf(" </TD><TD>");
 713         if (is_new) wprintf("<B>");
 714         escputs(summ.date);
 715         if (is_new) wprintf("</B>");
 716         wprintf(" </TD>");
 717         wprintf("<TD>"
 718                 "<INPUT TYPE=\"checkbox\" NAME=\"msg_%ld\" VALUE=\"yes\">"
 719                 "</TD>\n");
 720
 721         return;
 722 }
 723
 724
 725
 726 void display_addressbook(long msgnum, char alpha) {
 727         char buf[SIZ];
 728         char mime_partnum[SIZ];
 729         char mime_filename[SIZ];
 730         char mime_content_type[SIZ];
 731         char mime_disposition[SIZ];
 732         int mime_length;
 733         char vcard_partnum[SIZ];
 734         char *vcard_source = NULL;
 735
 736         struct {
 737                 char date[SIZ];
 738                 char from[SIZ];
 739                 char to[SIZ];
 740                 char subj[SIZ];
 741                 int hasattachments;
 742         } summ;
 743
 744         memset(&summ, 0, sizeof(summ));
 745         strcpy(summ.subj, "(no subject)");
 746
 747         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 748         serv_puts(buf);
 749         serv_gets(buf);
 750         if (buf[0] != '1') return;
 751
 752         while (serv_gets(buf), strcmp(buf, "000")) {
 753                 if (!strncasecmp(buf, "part=", 5)) {
 754                         extract(mime_filename, &buf[5], 1);
 755                         extract(mime_partnum, &buf[5], 2);
 756                         extract(mime_disposition, &buf[5], 3);
 757                         extract(mime_content_type, &buf[5], 4);
 758                         mime_length = extract_int(&buf[5], 5);
 759
 760                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 761                                 strcpy(vcard_partnum, mime_partnum);
 762                         }
 763
 764                 }
 765         }
 766
 767         if (strlen(vcard_partnum) > 0) {
 768                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 769                 if (vcard_source != NULL) {
 770
 771                         /* Display the summary line */
 772                         display_vcard(vcard_source, alpha, 0, NULL);
 773
 774                         /* If it's my vCard I can edit it */
 775                         if ( (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 776                            || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))) {
 777                                 wprintf("<A HREF=\"/edit_vcard?"
 778                                         "msgnum=%ld&partnum=%s\">",
 779                                         msgnum, vcard_partnum);
 780                                 wprintf("(edit)</A>");
 781                         }
 782
 783                         free(vcard_source);
 784                 }
 785         }
 786
 787 }
 788
 789
 790
 791 /* If it's an old "Firstname Lastname" style record, try to
 792  * convert it.
 793  */
 794 void lastfirst_firstlast(char *namebuf) {
 795         char firstname[SIZ];
 796         char lastname[SIZ];
 797         int i;
 798
 799         if (namebuf == NULL) return;
 800         if (strchr(namebuf, ';') != NULL) return;
 801
 802         i = num_tokens(namebuf, ' ');
 803         if (i < 2) return;
 804
 805         extract_token(lastname, namebuf, i-1, ' ');
 806         remove_token(namebuf, i-1, ' ');
 807         strcpy(firstname, namebuf);
 808         sprintf(namebuf, "%s; %s", lastname, firstname);
 809 }
 810
 811
 812 void fetch_ab_name(long msgnum, char *namebuf) {
 813         char buf[SIZ];
 814         char mime_partnum[SIZ];
 815         char mime_filename[SIZ];
 816         char mime_content_type[SIZ];
 817         char mime_disposition[SIZ];
 818         int mime_length;
 819         char vcard_partnum[SIZ];
 820         char *vcard_source = NULL;
 821         int i;
 822
 823         struct {
 824                 char date[SIZ];
 825                 char from[SIZ];
 826                 char to[SIZ];
 827                 char subj[SIZ];
 828                 int hasattachments;
 829         } summ;
 830
 831         if (namebuf == NULL) return;
 832         strcpy(namebuf, "");
 833
 834         memset(&summ, 0, sizeof(summ));
 835         strcpy(summ.subj, "(no subject)");
 836
 837         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 838         serv_puts(buf);
 839         serv_gets(buf);
 840         if (buf[0] != '1') return;
 841
 842         while (serv_gets(buf), strcmp(buf, "000")) {
 843                 if (!strncasecmp(buf, "part=", 5)) {
 844                         extract(mime_filename, &buf[5], 1);
 845                         extract(mime_partnum, &buf[5], 2);
 846                         extract(mime_disposition, &buf[5], 3);
 847                         extract(mime_content_type, &buf[5], 4);
 848                         mime_length = extract_int(&buf[5], 5);
 849
 850                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 851                                 strcpy(vcard_partnum, mime_partnum);
 852                         }
 853
 854                 }
 855         }
 856
 857         if (strlen(vcard_partnum) > 0) {
 858                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 859                 if (vcard_source != NULL) {
 860
 861                         /* Grab the name off the card */
 862                         display_vcard(vcard_source, 0, 0, namebuf);
 863
 864                         free(vcard_source);
 865                 }
 866         }
 867
 868         lastfirst_firstlast(namebuf);
 869         striplt(namebuf);
 870         for (i=0; i<strlen(namebuf); ++i) {
 871                 if (namebuf[i] != ';') return;
 872         }
 873         strcpy(namebuf, "(no name)");
 874 }
 875
 876
 877
 878 /*
 879  * Record compare function for sorting address book indices
 880  */
 881 int abcmp(const void *ab1, const void *ab2) {
 882         return(strcasecmp(
 883                 (((const struct addrbookent *)ab1)->ab_name),
 884                 (((const struct addrbookent *)ab2)->ab_name)
 885         ));
 886 }
 887
 888
 889 /*
 890  * Helper function for do_addrbook_view()
 891  * Converts a name into a three-letter tab label
 892  */
 893 void nametab(char *tabbuf, char *name) {
 894         stresc(tabbuf, name, 0, 0);
 895         tabbuf[0] = toupper(tabbuf[0]);
 896         tabbuf[1] = tolower(tabbuf[1]);
 897         tabbuf[2] = tolower(tabbuf[2]);
 898         tabbuf[3] = 0;
 899 }
 900
 901
 902 /*
 903  * Render the address book using info we gathered during the scan
 904  */
 905 void do_addrbook_view(struct addrbookent *addrbook, int num_ab) {
 906         int i = 0;
 907         int displayed = 0;
 908         int bg = 0;
 909         static int NAMESPERPAGE = 60;
 910         int num_pages = 0;
 911         int page = 0;
 912         int tabfirst = 0;
 913         char tabfirst_label[SIZ];
 914         int tablast = 0;
 915         char tablast_label[SIZ];
 916
 917         if (num_ab == 0) {
 918                 wprintf("<I>This address book is empty.</I>\n");
 919                 return;
 920         }
 921
 922         if (num_ab > 1) {
 923                 qsort(addrbook, num_ab, sizeof(struct addrbookent), abcmp);
 924         }
 925
 926         num_pages = num_ab / NAMESPERPAGE;
 927
 928         page = atoi(bstr("page"));
 929
 930         wprintf("Page: ");
 931         for (i=0; i<=num_pages; ++i) {
 932                 if (i != page) {
 933                         wprintf("<A HREF=\"/readfwd?page=%d\">", i);
 934                 }
 935                 else {
 936                         wprintf("<B>");
 937                 }
 938                 tabfirst = i * NAMESPERPAGE;
 939                 tablast = tabfirst + NAMESPERPAGE - 1;
 940                 if (tablast > (num_ab - 1)) tablast = (num_ab - 1);
 941                 nametab(tabfirst_label, addrbook[tabfirst].ab_name);
 942                 nametab(tablast_label, addrbook[tablast].ab_name);
 943                 wprintf("[%s&nbsp;-&nbsp;%s]",
 944                         tabfirst_label, tablast_label
 945                 );
 946                 if (i != page) {
 947                         wprintf("</A>\n");
 948                 }
 949                 else {
 950                         wprintf("</B>\n");
 951                 }
 952         }
 953         wprintf("<BR>\n");
 954
 955         wprintf("<TABLE border=0 cellspacing=0 "
 956                 "cellpadding=3 width=100%%>\n"
 957         );
 958
 959         for (i=0; i<num_ab; ++i) {
 960
 961                 if ((i / NAMESPERPAGE) == page) {
 962
 963                         if ((displayed % 4) == 0) {
 964                                 if (displayed > 0) {
 965                                         wprintf("</TR>\n");
 966                                 }
 967                                 bg = 1 - bg;
 968                                 wprintf("<TR BGCOLOR=\"#%s\">",
 969                                         (bg ? "DDDDDD" : "FFFFFF")
 970                                 );
 971                         }
 972
 973                         wprintf("<TD>");
 974
 975                         wprintf("<A HREF=\"/readfwd?startmsg=%ld&is_singlecard=1",
 976                                 addrbook[i].ab_msgnum);
 977                         wprintf("&maxmsgs=1&summary=0&alpha=%s\">", bstr("alpha"));
 978                         escputs(addrbook[i].ab_name);
 979                         wprintf("</A></TD>\n");
 980                         ++displayed;
 981                 }
 982         }
 983
 984         wprintf("</TR></TABLE>\n");
 985 }
 986
 987
 988
 989 /*
 990  * load message pointers from the server
 991  */
 992 int load_msg_ptrs(char *servcmd)
 993 {
 994         char buf[SIZ];
 995         int nummsgs;
 996         int maxload = 0;
 997
 998         nummsgs = 0;
 999         maxload = sizeof(WC->msgarr) / sizeof(long) ;
1000         serv_puts(servcmd);
1001         serv_gets(buf);
1002         if (buf[0] != '1') {
1003                 wprintf("<EM>%s</EM><BR>\n", &buf[4]);
1004                 return (nummsgs);
1005         }
1006         while (serv_gets(buf), strcmp(buf, "000")) {
1007                 if (nummsgs < maxload) {
1008                         WC->msgarr[nummsgs] = atol(buf);
1009                         ++nummsgs;
1010                 }
1011         }
1012         return (nummsgs);
1013 }
1014
1015
1016 /*
1017  * command loop for reading messages
1018  */
1019 void readloop(char *oper)
1020 {
1021         char cmd[SIZ];
1022         char buf[SIZ];
1023         char old_msgs[SIZ];
1024         int is_new = 0;
1025         int a, b;
1026         int nummsgs;
1027         long startmsg;
1028         int maxmsgs;
1029         int num_displayed = 0;
1030         int is_summary = 0;
1031         int is_addressbook = 0;
1032         int is_singlecard = 0;
1033         int is_calendar = 0;
1034         int is_tasks = 0;
1035         int remaining_messages;
1036         int lo, hi;
1037         int lowest_displayed = (-1);
1038         int highest_displayed = 0;
1039         long pn_previous = 0L;
1040         long pn_current = 0L;
1041         long pn_next = 0L;
1042         int bg = 0;
1043         struct addrbookent *addrbook = NULL;
1044         int num_ab = 0;
1045
1046         startmsg = atol(bstr("startmsg"));
1047         maxmsgs = atoi(bstr("maxmsgs"));
1048         is_summary = atoi(bstr("summary"));
1049         if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
1050
1051         output_headers(1);
1052
1053         /* When in summary mode, always show ALL messages instead of just
1054          * new or old.  Otherwise, show what the user asked for.
1055          */
1056         if (!strcmp(oper, "readnew")) {
1057                 strcpy(cmd, "MSGS NEW");
1058         }
1059         else if (!strcmp(oper, "readold")) {
1060                 strcpy(cmd, "MSGS OLD");
1061         }
1062         else {
1063                 strcpy(cmd, "MSGS ALL");
1064         }
1065
1066         if ((WC->wc_view == VIEW_MAILBOX) && (maxmsgs > 1)) {
1067                 is_summary = 1;
1068                 strcpy(cmd, "MSGS ALL");
1069         }
1070
1071         if ((WC->wc_view == VIEW_ADDRESSBOOK) && (maxmsgs > 1)) {
1072                 is_addressbook = 1;
1073                 strcpy(cmd, "MSGS ALL");
1074                 maxmsgs = 32767;
1075         }
1076
1077         if (is_summary) {
1078                 strcpy(cmd, "MSGS ALL");
1079         }
1080
1081         /* Are we doing a summary view?  If so, we need to know old messages
1082          * and new messages, so we can do that pretty boldface thing for the
1083          * new messages.
1084          */
1085         strcpy(old_msgs, "");
1086         if (is_summary) {
1087                 serv_puts("GTSN");
1088                 serv_gets(buf);
1089                 if (buf[0] == '2') {
1090                         strcpy(old_msgs, &buf[4]);
1091                 }
1092         }
1093
1094         is_singlecard = atoi(bstr("is_singlecard"));
1095
1096         if (WC->wc_view == VIEW_CALENDAR) {             /* calendar */
1097                 is_calendar = 1;
1098                 strcpy(cmd, "MSGS ALL");
1099                 maxmsgs = 32767;
1100         }
1101         if (WC->wc_view == VIEW_TASKS) {                /* tasks */
1102                 is_tasks = 1;
1103                 strcpy(cmd, "MSGS ALL");
1104                 maxmsgs = 32767;
1105         }
1106
1107         nummsgs = load_msg_ptrs(cmd);
1108         if (nummsgs == 0) {
1109
1110                 if ((!is_tasks) && (!is_calendar)) {
1111                         if (!strcmp(oper, "readnew")) {
1112                                 wprintf("<EM>No new messages.</EM>\n");
1113                         } else if (!strcmp(oper, "readold")) {
1114                                 wprintf("<EM>No old messages.</EM>\n");
1115                         } else {
1116                                 wprintf("<EM>No messages here.</EM>\n");
1117                         }
1118                 }
1119
1120                 goto DONE;
1121         }
1122
1123         if (startmsg == 0L) startmsg = WC->msgarr[0];
1124         remaining_messages = 0;
1125
1126         for (a = 0; a < nummsgs; ++a) {
1127                 if (WC->msgarr[a] >= startmsg) {
1128                         ++remaining_messages;
1129                 }
1130         }
1131
1132         if (is_summary) {
1133                 wprintf("<FORM METHOD=\"POST\" ACTION=\"/do_stuff_to_msgs\">\n"
1134                         "<TABLE border=0 cellspacing=0 "
1135                         "cellpadding=0 width=100%%>\n"
1136                         "<TR>"
1137                         "<TD><I>Subject</I></TD>"
1138                         "<TD><I>Sender</I></TD>"
1139                         "<TD><I>Date</I></TD>"
1140                         "<TD></TD>"
1141                         "</TR>\n"
1142                 );
1143         }
1144
1145         for (a = 0; a < nummsgs; ++a) {
1146                 if ((WC->msgarr[a] >= startmsg) && (num_displayed < maxmsgs)) {
1147
1148                         /* Are you a new message, or an old message? */
1149                         is_new = 0;
1150                         if (is_summary) {
1151                                 if (is_msg_in_mset(old_msgs, WC->msgarr[a])) {
1152                                         is_new = 0;
1153                                 }
1154                                 else {
1155                                         is_new = 1;
1156                                 }
1157                         }
1158
1159                         /* Learn which msgs "Prev" & "Next" buttons go to */
1160                         pn_current = WC->msgarr[a];
1161                         if (a > 0) pn_previous = WC->msgarr[a-1];
1162                         if (a < (nummsgs-1)) pn_next = WC->msgarr[a+1];
1163
1164                         /* If a tabular view, set up the line */
1165                         if (is_summary) {
1166                                 bg = 1 - bg;
1167                                 wprintf("<TR BGCOLOR=\"#%s\">",
1168                                         (bg ? "DDDDDD" : "FFFFFF")
1169                                 );
1170                         }
1171
1172                         /* Display the message */
1173                         if (is_summary) {
1174                                 summarize_message(WC->msgarr[a], is_new);
1175                         }
1176                         else if (is_addressbook) {
1177                                 fetch_ab_name(WC->msgarr[a], buf);
1178                                 ++num_ab;
1179                                 addrbook = realloc(addrbook,
1180                                         (sizeof(struct addrbookent) * num_ab) );
1181                                 safestrncpy(addrbook[num_ab-1].ab_name, buf,
1182                                         sizeof(addrbook[num_ab-1].ab_name));
1183                                 addrbook[num_ab-1].ab_msgnum = WC->msgarr[a];
1184                         }
1185                         else if (is_calendar) {
1186                                 display_calendar(WC->msgarr[a]);
1187                         }
1188                         else if (is_tasks) {
1189                                 display_task(WC->msgarr[a]);
1190                         }
1191                         else {
1192                                 read_message(WC->msgarr[a]);
1193                         }
1194
1195                         /* If a tabular view, finish the line */
1196                         if (is_summary) {
1197                                 wprintf("</TR>\n");
1198                         }
1199
1200                         if (lowest_displayed < 0) lowest_displayed = a;
1201                         highest_displayed = a;
1202
1203                         ++num_displayed;
1204                         --remaining_messages;
1205                 }
1206         }
1207
1208         if (is_summary) {
1209                 wprintf("</TABLE>\n");
1210         }
1211
1212         /* Bump these because although we're thinking in zero base, the user
1213          * is a drooling idiot and is thinking in one base.
1214          */
1215         ++lowest_displayed;
1216         ++highest_displayed;
1217
1218         /* If we're only looking at one message, do a prev/next thing */
1219         if (num_displayed == 1) {
1220            if ((!is_tasks) && (!is_calendar) && (!is_addressbook) && (!is_singlecard)) {
1221
1222                 wprintf("<CENTER>"
1223                         "<TABLE BORDER=0 WIDTH=100%% BGCOLOR=\"#DDDDDD\"><TR><TD>"
1224                         "Reading #%d of %d messages.</TD>\n"
1225                         "<TD ALIGN=RIGHT><FONT SIZE=+1>",
1226                         lowest_displayed, nummsgs);
1227
1228                 if (is_summary) {
1229                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1230                                 "VALUE=\"Delete selected\">\n");
1231                 }
1232
1233                 if (pn_previous > 0L) {
1234                         wprintf("<A HREF=\"/%s"
1235                                 "?startmsg=%ld"
1236                                 "&maxmsgs=1"
1237                                 "&summary=0\">"
1238                                 "Previous</A> \n",
1239                                         oper,
1240                                         pn_previous );
1241                 }
1242
1243                 if (pn_next > 0L) {
1244                         wprintf("<A HREF=\"/%s"
1245                                 "?startmsg=%ld"
1246                                 "&maxmsgs=1"
1247                                 "&summary=0\">"
1248                                 "Next</A> \n",
1249                                         oper,
1250                                         pn_next );
1251                 }
1252
1253                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1254                         "&maxmsgs=999999&summary=1\">"
1255                         "Summary"
1256                         "</A>",
1257                         oper,
1258                         WC->msgarr[0]);
1259
1260                 wprintf("</TD></TR></TABLE></CENTER>\n");
1261             }
1262         }
1263
1264         /*
1265          * If we're not currently looking at ALL requested
1266          * messages, then display the selector bar
1267          */
1268         if (num_displayed > 1) {
1269            if ((!is_tasks) && (!is_calendar) && (!is_addressbook) && (!is_singlecard)) {
1270                 wprintf("<CENTER>"
1271                         "<TABLE BORDER=0 WIDTH=100%% BGCOLOR=\"#DDDDDD\"><TR><TD>"
1272                         "Reading #%d-%d of %d messages.</TD>\n"
1273                         "<TD ALIGN=RIGHT><FONT SIZE=+1>",
1274                         lowest_displayed, highest_displayed, nummsgs);
1275
1276                 if (is_summary) {
1277                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1278                                 "VALUE=\"Delete selected\">\n");
1279                 }
1280
1281
1282                 for (b=0; b<nummsgs; b = b + maxmsgs) {
1283                 lo = b+1;
1284                 hi = b+maxmsgs;
1285                 if (hi > nummsgs) hi = nummsgs;
1286                         if (WC->msgarr[b] != startmsg) {
1287                                 wprintf("<A HREF=\"/%s"
1288                                         "?startmsg=%ld"
1289                                         "&maxmsgs=%d"
1290                                         "&summary=%d\">"
1291                                         "%d-%d</A> \n",
1292                                                 oper,
1293                                                 WC->msgarr[b],
1294                                                 maxmsgs,
1295                                                 is_summary,
1296                                                 lo, hi);
1297                         }
1298                         else {
1299                                 wprintf("%d-%d \n", lo, hi);
1300                         }
1301
1302                 }
1303                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1304                         "&maxmsgs=999999&summary=%d\">"
1305                         "ALL"
1306                         "</A> ",
1307                         oper,
1308                         WC->msgarr[0], is_summary);
1309
1310                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1311                         "&maxmsgs=999999&summary=1\">"
1312                         "Summary"
1313                         "</A>",
1314                         oper,
1315                         WC->msgarr[0]);
1316
1317                 wprintf("</TD></TR></TABLE></CENTER>\n");
1318             }
1319         }
1320         if (is_summary) wprintf("</FORM>\n");
1321
1322 DONE:
1323         if (is_tasks) {
1324                 do_tasks_view();        /* Render the task list */
1325         }
1326
1327         if (is_calendar) {
1328                 do_calendar_view();     /* Render the calendar */
1329         }
1330
1331         if (is_addressbook) {
1332                 do_addrbook_view(addrbook, num_ab);     /* Render the address book */
1333         }
1334
1335         wDumpContent(1);
1336         if (addrbook != NULL) free(addrbook);
1337 }
1338
1339
1340 /*
1341  * Back end for post_message() ... this is where the actual message
1342  * gets transmitted to the server.
1343  */
1344 void post_mime_to_server(void) {
1345         char boundary[SIZ];
1346         int is_multipart = 0;
1347         static int seq = 0;
1348         struct wc_attachment *att;
1349         char *encoded;
1350         size_t encoded_length;
1351
1352         /* If there are attachments, we have to do multipart/mixed */
1353         if (WC->first_attachment != NULL) {
1354                 is_multipart = 1;
1355         }
1356
1357         if (is_multipart) {
1358                 sprintf(boundary, "---Citadel-Multipart-%s-%04x%04x---",
1359                         serv_info.serv_fqdn,
1360                         getpid(),
1361                         ++seq
1362                 );
1363
1364                 /* Remember, serv_printf() appends an extra newline */
1365                 serv_printf("Content-type: multipart/mixed; "
1366                         "boundary=\"%s\"\n", boundary);
1367                 serv_printf("This is a multipart message in MIME format.\n");
1368                 serv_printf("--%s", boundary);
1369         }
1370
1371         serv_puts("Content-type: text/html");
1372         serv_puts("");
1373         serv_puts("<HTML><BODY>\n");
1374         text_to_server(bstr("msgtext"), 0);
1375         serv_puts("</BODY></HTML>\n");
1376
1377
1378         if (is_multipart) {
1379
1380                 /* Add in the attachments */
1381                 for (att = WC->first_attachment; att!=NULL; att=att->next) {
1382
1383                         encoded_length = ((att->length * 150) / 100);
1384                         encoded = malloc(encoded_length);
1385                         if (encoded == NULL) break;
1386                         CtdlEncodeBase64(encoded, att->data, att->length);
1387
1388                         serv_printf("--%s", boundary);
1389                         serv_printf("Content-type: %s", att->content_type);
1390                         serv_printf("Content-disposition: attachment; "
1391                                 "filename=\"%s\"", att->filename);
1392                         serv_puts("Content-transfer-encoding: base64");
1393                         serv_puts("");
1394                         serv_write(encoded, strlen(encoded));
1395                         serv_puts("");
1396                         serv_puts("");
1397                         free(encoded);
1398                 }
1399                 serv_printf("--%s--", boundary);
1400         }
1401
1402         serv_puts("000");
1403 }
1404
1405
1406 /*
1407  * Post message (or don't post message)
1408  *
1409  * Note regarding the "dont_post" variable:
1410  * A random value (actually, it's just a timestamp) is inserted as a hidden
1411  * field called "postseq" when the display_enter page is generated.  This
1412  * value is checked when posting, using the static variable dont_post.  If a
1413  * user attempts to post twice using the same dont_post value, the message is
1414  * discarded.  This prevents the accidental double-saving of the same message
1415  * if the user happens to click the browser "back" button.
1416  */
1417 void post_message(void)
1418 {
1419         char buf[SIZ];
1420         static long dont_post = (-1L);
1421         struct wc_attachment *att, *aptr;
1422
1423         if (WC->upload_length > 0) {
1424
1425                 /* There's an attachment.  Save it to this struct... */
1426                 att = malloc(sizeof(struct wc_attachment));
1427                 memset(att, 0, sizeof(struct wc_attachment));
1428                 att->length = WC->upload_length;
1429                 strcpy(att->content_type, WC->upload_content_type);
1430                 strcpy(att->filename, WC->upload_filename);
1431                 att->next = NULL;
1432
1433                 /* And add it to the list. */
1434                 if (WC->first_attachment == NULL) {
1435                         WC->first_attachment = att;
1436                 }
1437                 else {
1438                         aptr = WC->first_attachment;
1439                         while (aptr->next != NULL) aptr = aptr->next;
1440                         aptr->next = att;
1441                 }
1442
1443                 /* Netscape sends a simple filename, which is what we want,
1444                  * but Satan's browser sends an entire pathname.  Reduce
1445                  * the path to just a filename if we need to.
1446                  */
1447                 while (num_tokens(att->filename, '/') > 1) {
1448                         remove_token(att->filename, 0, '/');
1449                 }
1450                 while (num_tokens(att->filename, '\\') > 1) {
1451                         remove_token(att->filename, 0, '\\');
1452                 }
1453
1454                 /* Transfer control of this memory from the upload struct
1455                  * to the attachment struct.
1456                  */
1457                 att->data = WC->upload;
1458                 WC->upload_length = 0;
1459                 WC->upload = NULL;
1460                 display_enter();
1461                 return;
1462         }
1463
1464         if (!strcasecmp(bstr("sc"), "Cancel")) {
1465                 sprintf(WC->ImportantMessage,
1466                         "Cancelled.  Message was not posted.");
1467         } else if (!strcasecmp(bstr("attach"), "Add")) {
1468                 display_enter();
1469                 return;
1470         } else if (atol(bstr("postseq")) == dont_post) {
1471                 sprintf(WC->ImportantMessage,
1472                         "Automatically cancelled because you have already "
1473                         "saved this message.");
1474         } else {
1475                 sprintf(buf, "ENT0 1|%s|0|4|%s",
1476                         bstr("recp"),
1477                         bstr("subject") );
1478                 serv_puts(buf);
1479                 serv_gets(buf);
1480                 if (buf[0] == '4') {
1481                         post_mime_to_server();
1482                         sprintf(WC->ImportantMessage,
1483                                 "Message has been posted.\n");
1484                         dont_post = atol(bstr("postseq"));
1485                 } else {
1486                         sprintf(WC->ImportantMessage,
1487                                 "%s", &buf[4]);
1488                 }
1489         }
1490
1491         free_attachments(WC);
1492         readloop("readnew");
1493 }
1494
1495
1496
1497
1498 /*
1499  * display the message entry screen
1500  */
1501 void display_enter(void)
1502 {
1503         char buf[SIZ];
1504         long now;
1505         struct wc_attachment *att;
1506
1507         if (strlen(bstr("force_room")) > 0) {
1508                 gotoroom(bstr("force_room"));
1509         }
1510
1511         /* Are we perhaps in an address book view?  If so, then an "enter
1512          * message" command really means "add new entry."
1513          */
1514         if (WC->wc_view == VIEW_ADDRESSBOOK) {
1515                 do_edit_vcard(-1, "", "");
1516                 return;
1517         }
1518
1519 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
1520         /* Are we perhaps in a calendar view?  If so, then an "enter
1521          * message" command really means "add new calendar item."
1522          */
1523         if (WC->wc_view == VIEW_CALENDAR) {
1524                 display_edit_event();
1525                 return;
1526         }
1527
1528         /* Are we perhaps in a tasks view?  If so, then an "enter
1529          * message" command really means "add new task."
1530          */
1531         if (WC->wc_view == VIEW_TASKS) {
1532                 display_edit_task();
1533                 return;
1534         }
1535 #endif
1536
1537         /* Otherwise proceed normally */
1538         output_headers(1);
1539         sprintf(buf, "ENT0 0|%s|0|0", bstr("recp"));
1540         serv_puts(buf);
1541         serv_gets(buf);
1542
1543         if (!strncmp(buf, "570", 3)) {
1544                 if (strlen(bstr("recp")) > 0) {
1545                         svprintf("RECPERROR", WCS_STRING,
1546                                 "<SPAN CLASS=\"errormsg\">%s</SPAN><BR>\n",
1547                                 &buf[4]
1548                         );
1549                 }
1550                 do_template("prompt_for_recipient");
1551                 goto DONE;
1552         }
1553         if (buf[0] != '2') {
1554                 wprintf("<EM>%s</EM><BR>\n", &buf[4]);
1555                 goto DONE;
1556         }
1557
1558         now = time(NULL);
1559         fmt_date(buf, now);
1560         strcat(&buf[strlen(buf)], " <I>from</I> ");
1561         stresc(&buf[strlen(buf)], WC->wc_username, 1, 1);
1562         if (strlen(bstr("recp")) > 0) {
1563                 strcat(&buf[strlen(buf)], " <I>to</I> ");
1564                 stresc(&buf[strlen(buf)], bstr("recp"), 1, 1);
1565         }
1566         strcat(&buf[strlen(buf)], " <I>in</I> ");
1567         stresc(&buf[strlen(buf)], WC->wc_roomname, 1, 1);
1568         svprintf("BOXTITLE", WCS_STRING, buf);
1569         do_template("beginbox");
1570
1571         wprintf("<CENTER>\n");
1572
1573         wprintf("<FORM ENCTYPE=\"multipart/form-data\" "
1574                 "METHOD=\"POST\" ACTION=\"/post\" "
1575                 "NAME=\"enterform\""
1576                 "onSubmit=\"return submitForm();\""
1577                 ">\n");
1578         wprintf("<INPUT TYPE=\"hidden\" NAME=\"recp\" VALUE=\"%s\">\n",
1579                 bstr("recp"));
1580         wprintf("<INPUT TYPE=\"hidden\" NAME=\"postseq\" VALUE=\"%ld\">\n",
1581                 now);
1582
1583         wprintf("<TABLE border=0 cellspacing=0 cellpadding=0 width=100%%>\n");
1584         wprintf("<TR><TD ALIGN=LEFT>");
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("\" SIZE=40 MAXLENGTH=70>"
1591                 "&nbsp;"
1592         );
1593         wprintf("</TD>");
1594
1595         wprintf("<TD ALIGN=RIGHT>");
1596         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Save message\">"
1597                 "&nbsp;"
1598                 "<INPUT TYPE=\"submit\" NAME=\"sc\" VALUE=\"Cancel\"><BR>\n");
1599         wprintf("</TD></TR></TABLE>\n");
1600
1601         wprintf("<SCRIPT language=\"JavaScript\" type=\"text/javascript\" "
1602                 "src=\"static/richtext_compressed.js\"></SCRIPT>\n"
1603                 "<SCRIPT language=\"JavaScript\" type=\"text/javascript\">\n"
1604                 "function submitForm() { \n"
1605                 "  updateRTE('msgtext'); \n"
1606                 "  return true; \n"
1607                 "} \n"
1608                 "  \n"
1609                 "initRTE(\"static/\", \"static/\", \"\"); \n"
1610                 "</script> \n"
1611                 "<noscript>JAVASCRIPT MUST BE ENABLED.</noscript> \n"
1612                 "<SCRIPT language=\"javascript\" type=\"text/javascript\"> \n"
1613                 "writeRichText('msgtext', '");
1614         msgescputs(bstr("msgtext"));
1615         wprintf("', '100%%', 200, true, false); \n"
1616                 "</script> \n");
1617
1618 /*
1619  * Before we had the richedit widget, we did it this way...
1620  *
1621         wprintf("<TEXTAREA NAME=\"msgtext\" wrap=soft ROWS=25 COLS=80 "
1622                 "WIDTH=80>");
1623         escputs(bstr("msgtext"));
1624         wprintf("</TEXTAREA><BR>\n");
1625  */
1626
1627         /* Enumerate any attachments which are already in place... */
1628         for (att = WC->first_attachment; att != NULL; att = att->next) {
1629                 wprintf("<IMG SRC=\"/static/attachment.gif\" "
1630                         "BORDER=0 ALIGN=MIDDLE> Attachment: ");
1631                 escputs(att->filename);
1632                 wprintf(" (%s, %d bytes)<BR>\n",
1633                         att->content_type, att->length);
1634         }
1635
1636         /* Now offer the ability to attach additional files... */
1637         wprintf("&nbsp;&nbsp;&nbsp;"
1638                 "Attach file: <input NAME=\"attachfile\" "
1639                 "SIZE=48 TYPE=\"file\">\n&nbsp;&nbsp;"
1640                 "<input type=\"submit\" name=\"attach\" value=\"Add\">\n");
1641
1642         wprintf("</FORM></CENTER>\n");
1643         do_template("endbox");
1644 DONE:   wDumpContent(1);
1645 }
1646
1647
1648
1649
1650
1651
1652
1653
1654 void delete_msg(void)
1655 {
1656         long msgid;
1657         char buf[SIZ];
1658
1659         msgid = atol(bstr("msgid"));
1660
1661         output_headers(1);
1662
1663         sprintf(buf, "DELE %ld", msgid);
1664         serv_puts(buf);
1665         serv_gets(buf);
1666         wprintf("<EM>%s</EM><BR>\n", &buf[4]);
1667
1668         wDumpContent(1);
1669 }
1670
1671
1672
1673
1674 /*
1675  * Confirm move of a message
1676  */
1677 void confirm_move_msg(void)
1678 {
1679         long msgid;
1680         char buf[SIZ];
1681         char targ[SIZ];
1682
1683         msgid = atol(bstr("msgid"));
1684
1685         output_headers(1);
1686
1687         wprintf("<TABLE WIDTH=100%% BORDER=0 BGCOLOR=\"#444455\"><TR><TD>");
1688         wprintf("<FONT SIZE=+1 COLOR=\"#FFFFFF\"");
1689         wprintf("<B>Confirm move of message</B>\n");
1690         wprintf("</FONT></TD></TR></TABLE>\n");
1691
1692         wprintf("<CENTER>");
1693
1694         wprintf("Move this message to:<BR>\n");
1695
1696         wprintf("<FORM METHOD=\"POST\" ACTION=\"/move_msg\">\n");
1697         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n",
1698                 bstr("msgid"));
1699
1700
1701         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1702         serv_puts("LKRA");
1703         serv_gets(buf);
1704         if (buf[0] == '1') {
1705                 while (serv_gets(buf), strcmp(buf, "000")) {
1706                         extract(targ, buf, 0);
1707                         wprintf("<OPTION>");
1708                         escputs(targ);
1709                         wprintf("\n");
1710                 }
1711         }
1712         wprintf("</SELECT>\n");
1713         wprintf("<BR>\n");
1714
1715         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Move\">");
1716         wprintf("&nbsp;");
1717         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Cancel\">");
1718         wprintf("</FORM></CENTER>\n");
1719
1720         wprintf("</CENTER>\n");
1721         wDumpContent(1);
1722 }
1723
1724
1725
1726 void move_msg(void)
1727 {
1728         long msgid;
1729         char buf[SIZ];
1730
1731         msgid = atol(bstr("msgid"));
1732
1733         output_headers(1);
1734
1735         if (!strcasecmp(bstr("yesno"), "Move")) {
1736                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1737                 serv_puts(buf);
1738                 serv_gets(buf);
1739                 wprintf("<EM>%s</EM><BR>\n", &buf[4]);
1740         } else {
1741                 wprintf("<EM>Message not moved.</EM><BR>\n");
1742         }
1743
1744         wDumpContent(1);
1745 }
1746
1747 /*
1748  * This gets called when a user selects Reply/Move/Del etc. on *one* message.
1749  */
1750 void do_stuff_to_one_msg(void) {
1751         char *msg_oper;
1752
1753         msg_oper = bstr("msg_oper");
1754
1755         if (!strcasecmp(msg_oper, "Delete")) {
1756                 delete_msg();   /* It's already been confirmed using JS */
1757                 return;
1758         }
1759         if (!strcasecmp(msg_oper, "Move")) {
1760                 confirm_move_msg();
1761                 return;
1762         }
1763         if (!strcasecmp(msg_oper, "Reply")) {
1764                 display_enter();        /* recp and subject already set */
1765                 return;
1766         }
1767
1768         /* should never get here.  FIXME: display an error */
1769
1770 }
1771
1772
1773 /*
1774  * This gets called when a user selects multiple messages in a summary
1775  * list and then clicks to perform a transformation of some sort on them
1776  * (such as deleting them).
1777  */
1778 void do_stuff_to_msgs(void) {
1779         char buf[SIZ];
1780         char sc[SIZ];
1781
1782         struct stuff_t {
1783                 struct stuff_t *next;
1784                 long msgnum;
1785         };
1786
1787         struct stuff_t *stuff = NULL;
1788         struct stuff_t *ptr;
1789
1790
1791         serv_puts("MSGS ALL");
1792         serv_gets(buf);
1793
1794         if (buf[0] == '1') while (serv_gets(buf), strcmp(buf, "000")) {
1795                 ptr = malloc(sizeof(struct stuff_t));
1796                 ptr->msgnum = atol(buf);
1797                 ptr->next = stuff;
1798                 stuff = ptr;
1799         }
1800
1801         strcpy(sc, bstr("sc"));
1802
1803         while (stuff != NULL) {
1804
1805                 sprintf(buf, "msg_%ld", stuff->msgnum);
1806                 if (!strcasecmp(bstr(buf), "yes")) {
1807
1808                         if (!strcasecmp(sc, "Delete selected")) {
1809                                 serv_printf("DELE %ld", stuff->msgnum);
1810                                 serv_gets(buf);
1811                         }
1812
1813                 }
1814
1815                 ptr = stuff->next;
1816                 free(stuff);
1817                 stuff = ptr;
1818         }
1819
1820         readloop("readfwd");
1821 }