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 /*
  95  * Turn a vCard "n" (name) field into something displayable.
  96  */
  97 void vcard_n_prettyize(char *name)
  98 {
  99         char *original_name;
 100         int i;
 101
 102         original_name = strdup(name);
 103         for (i=0; i<5; ++i) {
 104                 if (strlen(original_name) > 0) {
 105                         if (original_name[strlen(original_name)-1] == ' ') {
 106                                 original_name[strlen(original_name)-1] = 0;
 107                         }
 108                         if (original_name[strlen(original_name)-1] == ';') {
 109                                 original_name[strlen(original_name)-1] = 0;
 110                         }
 111                 }
 112         }
 113         strcpy(name, "");
 114         for (i=0; i<strlen(original_name); ++i) {
 115                 if (original_name[i] == ';') {
 116                         strcat(name, ", ");
 117                 }
 118                 else {
 119                         name[strlen(name)+1] = 0;
 120                         name[strlen(name)] = original_name[i];
 121                 }
 122         }
 123         free(original_name);
 124 }
 125
 126
 127
 128
 129 /* display_vcard() calls this after parsing the textual vCard into
 130  * our 'struct vCard' data object.
 131  * This gets called instead of display_parsed_vcard() if we are only looking
 132  * to extract the person's name instead of displaying the card.
 133  */
 134 void fetchname_parsed_vcard(struct vCard *v, char *storename) {
 135         char *name;
 136
 137         strcpy(storename, "");
 138
 139         name = vcard_get_prop(v, "n", 1, 0, 0);
 140         if (name != NULL) {
 141                 strcpy(storename, name);
 142                 /* vcard_n_prettyize(storename); */
 143         }
 144
 145 }
 146
 147
 148
 149 /* display_vcard() calls this after parsing the textual vCard into
 150  * our 'struct vCard' data object.
 151  *
 152  * Set 'full' to nonzero to display the full card, otherwise it will only
 153  * show a summary line.
 154  *
 155  * This code is a bit ugly, so perhaps an explanation is due: we do this
 156  * in two passes through the vCard fields.  On the first pass, we process
 157  * fields we understand, and then render them in a pretty fashion at the
 158  * end.  Then we make a second pass, outputting all the fields we don't
 159  * understand in a simple two-column name/value format.
 160  */
 161 void display_parsed_vcard(struct vCard *v, int full) {
 162         int i, j;
 163         char buf[SIZ];
 164         char *name;
 165         int is_qp = 0;
 166         int is_b64 = 0;
 167         char *thisname, *thisvalue;
 168         char firsttoken[SIZ];
 169         int pass;
 170
 171         char displayname[SIZ];
 172         char title[SIZ];
 173         char org[SIZ];
 174         char phone[SIZ];
 175         char mailto[SIZ];
 176
 177         strcpy(displayname, "");
 178         strcpy(phone, "");
 179         strcpy(mailto, "");
 180         strcpy(title, "");
 181         strcpy(org, "");
 182
 183         if (!full) {
 184                 wprintf("<TD>");
 185                 name = vcard_get_prop(v, "fn", 1, 0, 0);
 186                 if (name != NULL) {
 187                         escputs(name);
 188                 }
 189                 else if (name = vcard_get_prop(v, "n", 1, 0, 0), name != NULL) {
 190                         strcpy(displayname, name);
 191                         vcard_n_prettyize(displayname);
 192                         escputs(displayname);
 193                 }
 194                 else {
 195                         wprintf("&nbsp;");
 196                 }
 197                 wprintf("</TD>");
 198                 return;
 199         }
 200
 201         wprintf("<div align=center><table bgcolor=#aaaaaa width=50%%>");
 202         for (pass=1; pass<=2; ++pass) {
 203
 204                 if (v->numprops) for (i=0; i<(v->numprops); ++i) {
 205
 206                         thisname = strdup(v->prop[i].name);
 207                         extract_token(firsttoken, thisname, 0, ';', sizeof firsttoken);
 208
 209                         for (j=0; j<num_tokens(thisname, ';'); ++j) {
 210                                 extract_token(buf, thisname, j, ';', sizeof buf);
 211                                 if (!strcasecmp(buf, "encoding=quoted-printable")) {
 212                                         is_qp = 1;
 213                                         remove_token(thisname, j, ';');
 214                                 }
 215                                 if (!strcasecmp(buf, "encoding=base64")) {
 216                                         is_b64 = 1;
 217                                         remove_token(thisname, j, ';');
 218                                 }
 219                         }
 220
 221                         if (is_qp) {
 222                                 thisvalue = malloc(strlen(v->prop[i].value) + 50);
 223                                 j = CtdlDecodeQuotedPrintable(
 224                                         thisvalue, v->prop[i].value,
 225                                         strlen(v->prop[i].value) );
 226                                 thisvalue[j] = 0;
 227                         }
 228                         else if (is_b64) {
 229                                 thisvalue = malloc(strlen(v->prop[i].value) + 50);
 230                                 CtdlDecodeBase64(
 231                                         thisvalue, v->prop[i].value,
 232                                         strlen(v->prop[i].value) );
 233                         }
 234                         else {
 235                                 thisvalue = strdup(v->prop[i].value);
 236                         }
 237
 238                         /*** Various fields we may encounter ***/
 239
 240                         /* N is name, but only if there's no FN already there */
 241                         if (!strcasecmp(firsttoken, "n")) {
 242                                 if (strlen(displayname) == 0) {
 243                                         strcpy(displayname, thisvalue);
 244                                         vcard_n_prettyize(displayname);
 245                                 }
 246                         }
 247
 248                         /* FN (full name) is a true 'display name' field */
 249                         else if (!strcasecmp(firsttoken, "fn")) {
 250                                 strcpy(displayname, thisvalue);
 251                         }
 252
 253                         /* title */
 254                         else if (!strcasecmp(firsttoken, "title")) {
 255                                 strcpy(title, thisvalue);
 256                         }
 257
 258                         /* organization */
 259                         else if (!strcasecmp(firsttoken, "org")) {
 260                                 strcpy(org, thisvalue);
 261                         }
 262
 263                         else if (!strcasecmp(firsttoken, "email")) {
 264                                 if (strlen(mailto) > 0) strcat(mailto, "<br />");
 265                                 strcat(mailto,
 266                                         "<A HREF=\"/display_enter"
 267                                         "?force_room=_MAIL_&recp=");
 268                                 urlesc(&mailto[strlen(mailto)], thisvalue);
 269                                 strcat(mailto, "\">");
 270                                 urlesc(&mailto[strlen(mailto)], thisvalue);
 271                                 strcat(mailto, "</A>");
 272                         }
 273                         else if (!strcasecmp(firsttoken, "tel")) {
 274                                 if (strlen(phone) > 0) strcat(phone, "<br />");
 275                                 strcat(phone, thisvalue);
 276                                 for (j=0; j<num_tokens(thisname, ';'); ++j) {
 277                                         extract_token(buf, thisname, j, ';', sizeof buf);
 278                                         if (!strcasecmp(buf, "tel"))
 279                                                 strcat(phone, "");
 280                                         else if (!strcasecmp(buf, "work"))
 281                                                 strcat(phone, " (work)");
 282                                         else if (!strcasecmp(buf, "home"))
 283                                                 strcat(phone, " (home)");
 284                                         else if (!strcasecmp(buf, "cell"))
 285                                                 strcat(phone, " (cell)");
 286                                         else {
 287                                                 strcat(phone, " (");
 288                                                 strcat(phone, buf);
 289                                                 strcat(phone, ")");
 290                                         }
 291                                 }
 292                         }
 293                         else if (!strcasecmp(firsttoken, "adr")) {
 294                                 if (pass == 2) {
 295                                         wprintf("<TR><TD>Address:</TD><TD>");
 296                                         for (j=0; j<num_tokens(thisvalue, ';'); ++j) {
 297                                                 extract_token(buf, thisvalue, j, ';', sizeof buf);
 298                                                 if (strlen(buf) > 0) {
 299                                                         escputs(buf);
 300                                                         if (j<3) wprintf("<br />");
 301                                                         else wprintf(" ");
 302                                                 }
 303                                         }
 304                                         wprintf("</TD></TR>\n");
 305                                 }
 306                         }
 307                         else if (!strcasecmp(firsttoken, "version")) {
 308                                 /* ignore */
 309                         }
 310                         else if (!strcasecmp(firsttoken, "rev")) {
 311                                 /* ignore */
 312                         }
 313                         else if (!strcasecmp(firsttoken, "label")) {
 314                                 /* ignore */
 315                         }
 316                         else {
 317
 318                                 /*** Don't show extra fields.  They're ugly.
 319                                 if (pass == 2) {
 320                                         wprintf("<TR><TD>");
 321                                         escputs(thisname);
 322                                         wprintf("</TD><TD>");
 323                                         escputs(thisvalue);
 324                                         wprintf("</TD></TR>\n");
 325                                 }
 326                                 ***/
 327                         }
 328
 329                         free(thisname);
 330                         free(thisvalue);
 331                 }
 332
 333                 if (pass == 1) {
 334                         wprintf("<TR BGCOLOR=\"#AAAAAA\">"
 335                         "<TD COLSPAN=2 BGCOLOR=\"#FFFFFF\">"
 336                         "<IMG ALIGN=CENTER SRC=\"/static/vcard.gif\">"
 337                         "<FONT SIZE=+1><B>");
 338                         escputs(displayname);
 339                         wprintf("</B></FONT>");
 340                         if (strlen(title) > 0) {
 341                                 wprintf("<div align=right>");
 342                                 escputs(title);
 343                                 wprintf("</div>");
 344                         }
 345                         if (strlen(org) > 0) {
 346                                 wprintf("<div align=right>");
 347                                 escputs(org);
 348                                 wprintf("</div>");
 349                         }
 350                         wprintf("</TD></TR>\n");
 351
 352                         if (strlen(phone) > 0)
 353                                 wprintf("<TR><TD>Telephone:</TD><TD>%s</TD></TR>\n", phone);
 354                         if (strlen(mailto) > 0)
 355                                 wprintf("<TR><TD>E-mail:</TD><TD>%s</TD></TR>\n", mailto);
 356                 }
 357
 358         }
 359
 360         wprintf("</table></div>\n");
 361 }
 362
 363
 364
 365 /*
 366  * Display a textual vCard
 367  * (Converts to a vCard object and then calls the actual display function)
 368  * Set 'full' to nonzero to display the whole card instead of a one-liner.
 369  * Or, if "storename" is non-NULL, just store the person's name in that
 370  * buffer instead of displaying the card at all.
 371  */
 372 void display_vcard(char *vcard_source, char alpha, int full, char *storename) {
 373         struct vCard *v;
 374         char *name;
 375         char buf[SIZ];
 376         char this_alpha = 0;
 377
 378         v = vcard_load(vcard_source);
 379         if (v == NULL) return;
 380
 381         name = vcard_get_prop(v, "n", 1, 0, 0);
 382         if (name != NULL) {
 383                 strcpy(buf, name);
 384                 this_alpha = buf[0];
 385         }
 386
 387         if (storename != NULL) {
 388                 fetchname_parsed_vcard(v, storename);
 389         }
 390         else if (       (alpha == 0)
 391                         || ((isalpha(alpha)) && (tolower(alpha) == tolower(this_alpha)) )
 392                         || ((!isalpha(alpha)) && (!isalpha(this_alpha)))
 393                 ) {
 394                 display_parsed_vcard(v, full);
 395         }
 396
 397         vcard_free(v);
 398 }
 399
 400
 401
 402
 403 /*
 404  * I wanna SEE that message!
 405  */
 406 void read_message(long msgnum) {
 407         char buf[SIZ];
 408         char mime_partnum[SIZ];
 409         char mime_filename[SIZ];
 410         char mime_content_type[SIZ];
 411         char mime_disposition[SIZ];
 412         int mime_length;
 413         char mime_http[SIZ];
 414         char m_subject[SIZ];
 415         char from[SIZ];
 416         char node[SIZ];
 417         char rfca[SIZ];
 418         char reply_to[512];
 419         char now[SIZ];
 420         int format_type = 0;
 421         int nhdr = 0;
 422         int bq = 0;
 423         char vcard_partnum[SIZ];
 424         char cal_partnum[SIZ];
 425         char *part_source = NULL;
 426
 427         strcpy(from, "");
 428         strcpy(node, "");
 429         strcpy(rfca, "");
 430         strcpy(reply_to, "");
 431         strcpy(vcard_partnum, "");
 432         strcpy(cal_partnum, "");
 433         strcpy(mime_http, "");
 434
 435         serv_printf("MSG4 %ld", msgnum);
 436         serv_gets(buf);
 437         if (buf[0] != '1') {
 438                 wprintf("<STRONG>ERROR:</STRONG> %s<br />\n", &buf[4]);
 439                 return;
 440         }
 441
 442         /* begin everythingamundo table */
 443         wprintf("<div id=\"fix_scrollbar_bug\">\n");
 444         wprintf("<table width=100%% border=1 cellspacing=0 "
 445                 "cellpadding=0><TR><TD>\n");
 446
 447         /* begin message header table */
 448         wprintf("<TABLE WIDTH=100%% BORDER=0 CELLSPACING=0 "
 449                 "CELLPADDING=1 BGCOLOR=\"#CCCCCC\"><TR><TD>\n");
 450
 451         wprintf("<SPAN CLASS=\"message_header\">");
 452         strcpy(m_subject, "");
 453
 454         while (serv_gets(buf), strcasecmp(buf, "text")) {
 455                 if (!strcmp(buf, "000")) {
 456                         wprintf("<I>unexpected end of message</I><br /><br />\n");
 457                         wprintf("</SPAN>\n");
 458                         return;
 459                 }
 460                 if (!strncasecmp(buf, "nhdr=yes", 8))
 461                         nhdr = 1;
 462                 if (nhdr == 1)
 463                         buf[0] = '_';
 464                 if (!strncasecmp(buf, "type=", 5))
 465                         format_type = atoi(&buf[5]);
 466                 if (!strncasecmp(buf, "from=", 5)) {
 467                         strcpy(from, &buf[5]);
 468                         wprintf("from <A HREF=\"/showuser&who=");
 469                         urlescputs(from);
 470                         wprintf("\">");
 471                         escputs(from);
 472                         wprintf("</A> ");
 473                 }
 474                 if (!strncasecmp(buf, "subj=", 5))
 475                         strcpy(m_subject, &buf[5]);
 476                 if ((!strncasecmp(buf, "hnod=", 5))
 477                     && (strcasecmp(&buf[5], serv_info.serv_humannode)))
 478                         wprintf("(%s) ", &buf[5]);
 479                 if ((!strncasecmp(buf, "room=", 5))
 480                     && (strcasecmp(&buf[5], WC->wc_roomname))
 481                     && (strlen(&buf[5])>0) )
 482                         wprintf("in %s> ", &buf[5]);
 483                 if (!strncasecmp(buf, "rfca=", 5)) {
 484                         strcpy(rfca, &buf[5]);
 485                         wprintf("&lt;");
 486                         escputs(rfca);
 487                         wprintf("&gt; ");
 488                 }
 489
 490                 if (!strncasecmp(buf, "node=", 5)) {
 491                         strcpy(node, &buf[5]);
 492                         if ( ((WC->room_flags & QR_NETWORK)
 493                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 494                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 495                         && (strlen(rfca)==0)
 496                         ) {
 497                                 wprintf("@%s ", &buf[5]);
 498                         }
 499                 }
 500                 if (!strncasecmp(buf, "rcpt=", 5))
 501                         wprintf("to %s ", &buf[5]);
 502                 if (!strncasecmp(buf, "time=", 5)) {
 503                         fmt_date(now, atol(&buf[5]));
 504                         wprintf("%s ", now);
 505                 }
 506
 507                 if (!strncasecmp(buf, "part=", 5)) {
 508                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 509                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 510                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 511                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 512                         mime_length = extract_int(&buf[5], 5);
 513
 514                         if (!strcasecmp(mime_disposition, "attachment")) {
 515                                 snprintf(&mime_http[strlen(mime_http)],
 516                                         (sizeof(mime_http) - strlen(mime_http) - 1),
 517                                         "<A HREF=\"/output_mimepart?"
 518                                         "msgnum=%ld&partnum=%s\" "
 519                                         "TARGET=\"wc.%ld.%s\">"
 520                                         "<IMG SRC=\"/static/attachment.gif\" "
 521                                         "BORDER=0 ALIGN=MIDDLE>\n"
 522                                         "Part %s: %s (%s, %d bytes)</A><br />\n",
 523                                         msgnum, mime_partnum,
 524                                         msgnum, mime_partnum,
 525                                         mime_partnum, mime_filename,
 526                                         mime_content_type, mime_length);
 527                         }
 528
 529                         if ((!strcasecmp(mime_disposition, "inline"))
 530                            && (!strncasecmp(mime_content_type, "image/", 6)) ){
 531                                 snprintf(&mime_http[strlen(mime_http)],
 532                                         (sizeof(mime_http) - strlen(mime_http) - 1),
 533                                         "<IMG SRC=\"/output_mimepart?"
 534                                         "msgnum=%ld&partnum=%s\">",
 535                                         msgnum, mime_partnum);
 536                         }
 537
 538                         /*** begin handler prep ***/
 539                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 540                                 strcpy(vcard_partnum, mime_partnum);
 541                         }
 542
 543                         if (!strcasecmp(mime_content_type, "text/calendar")) {
 544                                 strcpy(cal_partnum, mime_partnum);
 545                         }
 546
 547                         /*** end handler prep ***/
 548
 549                 }
 550
 551         }
 552
 553         /* Generate a reply-to address */
 554         if (strlen(rfca) > 0) {
 555                 strcpy(reply_to, rfca);
 556         }
 557         else {
 558                 if ( (strlen(node) > 0)
 559                    && (strcasecmp(node, serv_info.serv_nodename))
 560                    && (strcasecmp(node, serv_info.serv_humannode)) ) {
 561                         snprintf(reply_to, sizeof(reply_to), "%s @ %s",
 562                                 from, node);
 563                 }
 564                 else {
 565                         snprintf(reply_to, sizeof(reply_to), "%s", from);
 566                 }
 567         }
 568
 569         if (nhdr == 1) {
 570                 wprintf("****");
 571         }
 572
 573         wprintf("</SPAN>");
 574         if (strlen(m_subject) > 0) {
 575                 wprintf("<br />"
 576                         "<SPAN CLASS=\"message_subject\">"
 577                         "Subject: %s"
 578                         "</SPAN>", m_subject
 579                 );
 580         }
 581         wprintf("</TD>\n");
 582
 583         /* start msg buttons */
 584         wprintf("<TD ALIGN=RIGHT>\n");
 585
 586         /* Reply */
 587         wprintf("<a href=\"/display_enter?recp=");
 588         urlescputs(reply_to);
 589         wprintf("&subject=");
 590         if (strncasecmp(m_subject, "Re:", 3)) wprintf("Re:%20");
 591         urlescputs(m_subject);
 592         wprintf("\">[Reply]</a> ");
 593
 594         if (WC->is_room_aide)  {
 595
 596                 /* Move */
 597                 wprintf("<a href=\"/confirm_move_msg?msgid=%ld\">[Move]</a> ",
 598                         msgnum);
 599
 600                 /* Delete */
 601                 wprintf("<a href=\"/delete_msg?msgid=%ld\" "
 602                         "onClick=\"return confirm('Delete this message?');\">"
 603                         "[Delete]</a>", msgnum);
 604
 605         }
 606
 607         wprintf("</TD></TR></TABLE>\n");
 608
 609         /* Begin body */
 610         wprintf("<TABLE BORDER=0 WIDTH=100%% BGCOLOR=#FFFFFF "
 611                 "CELLPADDING=1 CELLSPACING=0><TR><TD>");
 612
 613         /*
 614          * Learn the content type
 615          */
 616         strcpy(mime_content_type, "text/plain");
 617         while (serv_gets(buf), (strlen(buf) > 0)) {
 618                 if (!strcmp(buf, "000")) {
 619                         wprintf("<I>unexpected end of message</I><br /><br />\n");
 620                         goto ENDBODY;
 621                 }
 622                 if (!strncasecmp(buf, "Content-type: ", 14)) {
 623                         safestrncpy(mime_content_type, &buf[14],
 624                                 sizeof(mime_content_type));
 625                 }
 626         }
 627
 628         /* Messages in legacy Citadel variformat get handled thusly... */
 629         if (!strcasecmp(mime_content_type, "text/x-citadel-variformat")) {
 630                 fmout(NULL, "JUSTIFY");
 631         }
 632
 633         /* Boring old 80-column fixed format text gets handled this way... */
 634         else if (!strcasecmp(mime_content_type, "text/plain")) {
 635                 while (serv_gets(buf), strcmp(buf, "000")) {
 636                         if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = 0;
 637                         if (buf[strlen(buf)-1] == '\r') buf[strlen(buf)-1] = 0;
 638                         while ((strlen(buf) > 0) && (isspace(buf[strlen(buf) - 1])))
 639                                 buf[strlen(buf) - 1] = 0;
 640                         if ((bq == 0) &&
 641                         ((!strncmp(buf, ">", 1)) || (!strncmp(buf, " >", 2)) || (!strncmp(buf, " :-)", 4)))) {
 642                                 wprintf("<BLOCKQUOTE>");
 643                                 bq = 1;
 644                         } else if ((bq == 1) &&
 645                                 (strncmp(buf, ">", 1)) && (strncmp(buf, " >", 2)) && (strncmp(buf, " :-)", 4))) {
 646                                 wprintf("</BLOCKQUOTE>");
 647                                 bq = 0;
 648                         }
 649                         wprintf("<TT>");
 650                         url(buf);
 651                         escputs(buf);
 652                         wprintf("</TT><br />\n");
 653                 }
 654                 wprintf("</I><br />");
 655         }
 656
 657         else /* HTML is fun, but we've got to strip it first */
 658         if (!strcasecmp(mime_content_type, "text/html")) {
 659                 output_html();
 660         }
 661
 662         /* Unknown weirdness */
 663         else {
 664                 wprintf("I don't know how to display %s<br />\n",
 665                         mime_content_type);
 666                 while (serv_gets(buf), strcmp(buf, "000")) { }
 667         }
 668
 669
 670         /* Afterwards, offer links to download attachments 'n' such */
 671         if (strlen(mime_http) > 0) {
 672                 wprintf("%s", mime_http);
 673         }
 674
 675         /* Handler for vCard parts */
 676         if (strlen(vcard_partnum) > 0) {
 677                 part_source = load_mimepart(msgnum, vcard_partnum);
 678                 if (part_source != NULL) {
 679
 680                         /* If it's my vCard I can edit it */
 681                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 682                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 683                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 684                         ) {
 685                                 wprintf("<A HREF=\"/edit_vcard?"
 686                                         "msgnum=%ld&partnum=%s\">",
 687                                         msgnum, vcard_partnum);
 688                                 wprintf("[edit]</A>");
 689                         }
 690
 691                         /* In all cases, display the full card */
 692                         display_vcard(part_source, 0, 1, NULL);
 693                 }
 694         }
 695
 696         /* Handler for calendar parts */
 697         if (strlen(cal_partnum) > 0) {
 698                 part_source = load_mimepart(msgnum, cal_partnum);
 699                 if (part_source != NULL) {
 700                         cal_process_attachment(part_source,
 701                                                 msgnum, cal_partnum);
 702                 }
 703         }
 704
 705         if (part_source) {
 706                 free(part_source);
 707                 part_source = NULL;
 708         }
 709
 710 ENDBODY:
 711         wprintf("</TD></TR></TABLE>\n");
 712
 713         /* end everythingamundo table */
 714         wprintf("</TD></TR></TABLE>\n");
 715         wprintf("</div><br />\n");
 716 }
 717
 718
 719 void summarize_message(long msgnum, int is_new) {
 720         char buf[SIZ];
 721
 722         struct {
 723                 char date[SIZ];
 724                 char from[SIZ];
 725                 char to[SIZ];
 726                 char subj[SIZ];
 727                 int hasattachments;
 728         } summ;
 729
 730         memset(&summ, 0, sizeof(summ));
 731         strcpy(summ.subj, "(no subject)");
 732
 733         sprintf(buf, "MSG0 %ld|3", msgnum);     /* ask for headers only with no MIME */
 734         serv_puts(buf);
 735         serv_gets(buf);
 736         if (buf[0] != '1') return;
 737
 738         while (serv_gets(buf), strcmp(buf, "000")) {
 739                 if (!strncasecmp(buf, "from=", 5)) {
 740                         strcpy(summ.from, &buf[5]);
 741                 }
 742                 if (!strncasecmp(buf, "subj=", 5)) {
 743                         strcpy(summ.subj, &buf[5]);
 744                 }
 745                 if (!strncasecmp(buf, "rfca=", 5)) {
 746                         strcat(summ.from, " <");
 747                         strcat(summ.from, &buf[5]);
 748                         strcat(summ.from, ">");
 749                 }
 750
 751                 if (!strncasecmp(buf, "node=", 5)) {
 752                         if ( ((WC->room_flags & QR_NETWORK)
 753                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 754                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 755                         ) {
 756                                 strcat(summ.from, " @ ");
 757                                 strcat(summ.from, &buf[5]);
 758                         }
 759                 }
 760
 761                 if (!strncasecmp(buf, "rcpt=", 5)) {
 762                         strcpy(summ.to, &buf[5]);
 763                 }
 764
 765                 if (!strncasecmp(buf, "time=", 5)) {
 766                         fmt_date(summ.date, atol(&buf[5]));
 767                 }
 768         }
 769
 770         wprintf("<TD>");
 771         if (is_new) wprintf("<B>");
 772         wprintf("<A HREF=\"/readfwd?startmsg=%ld"
 773                 "&maxmsgs=1&summary=0\">",
 774                 msgnum);
 775         escputs(summ.subj);
 776         wprintf("</A>");
 777         if (is_new) wprintf("</B>");
 778         wprintf("</TD><TD>");
 779         if (is_new) wprintf("<B>");
 780         escputs(summ.from);
 781         if (is_new) wprintf("</B>");
 782         wprintf(" </TD><TD>");
 783         if (is_new) wprintf("<B>");
 784         escputs(summ.date);
 785         if (is_new) wprintf("</B>");
 786         wprintf(" </TD>");
 787         wprintf("<TD>"
 788                 "<INPUT TYPE=\"checkbox\" NAME=\"msg_%ld\" VALUE=\"yes\">"
 789                 "</TD>\n");
 790
 791         return;
 792 }
 793
 794
 795
 796 void display_addressbook(long msgnum, char alpha) {
 797         char buf[SIZ];
 798         char mime_partnum[SIZ];
 799         char mime_filename[SIZ];
 800         char mime_content_type[SIZ];
 801         char mime_disposition[SIZ];
 802         int mime_length;
 803         char vcard_partnum[SIZ];
 804         char *vcard_source = NULL;
 805
 806         struct {
 807                 char date[SIZ];
 808                 char from[SIZ];
 809                 char to[SIZ];
 810                 char subj[SIZ];
 811                 int hasattachments;
 812         } summ;
 813
 814         memset(&summ, 0, sizeof(summ));
 815         strcpy(summ.subj, "(no subject)");
 816
 817         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 818         serv_puts(buf);
 819         serv_gets(buf);
 820         if (buf[0] != '1') return;
 821
 822         while (serv_gets(buf), strcmp(buf, "000")) {
 823                 if (!strncasecmp(buf, "part=", 5)) {
 824                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 825                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 826                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 827                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 828                         mime_length = extract_int(&buf[5], 5);
 829
 830                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 831                                 strcpy(vcard_partnum, mime_partnum);
 832                         }
 833
 834                 }
 835         }
 836
 837         if (strlen(vcard_partnum) > 0) {
 838                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 839                 if (vcard_source != NULL) {
 840
 841                         /* Display the summary line */
 842                         display_vcard(vcard_source, alpha, 0, NULL);
 843
 844                         /* If it's my vCard I can edit it */
 845                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 846                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 847                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 848                         ) {
 849                                 wprintf("<A HREF=\"/edit_vcard?"
 850                                         "msgnum=%ld&partnum=%s\">",
 851                                         msgnum, vcard_partnum);
 852                                 wprintf("[edit]</A>");
 853                         }
 854
 855                         free(vcard_source);
 856                 }
 857         }
 858
 859 }
 860
 861
 862
 863 /* If it's an old "Firstname Lastname" style record, try to
 864  * convert it.
 865  */
 866 void lastfirst_firstlast(char *namebuf) {
 867         char firstname[SIZ];
 868         char lastname[SIZ];
 869         int i;
 870
 871         if (namebuf == NULL) return;
 872         if (strchr(namebuf, ';') != NULL) return;
 873
 874         i = num_tokens(namebuf, ' ');
 875         if (i < 2) return;
 876
 877         extract_token(lastname, namebuf, i-1, ' ', sizeof lastname);
 878         remove_token(namebuf, i-1, ' ');
 879         strcpy(firstname, namebuf);
 880         sprintf(namebuf, "%s; %s", lastname, firstname);
 881 }
 882
 883
 884 void fetch_ab_name(long msgnum, char *namebuf) {
 885         char buf[SIZ];
 886         char mime_partnum[SIZ];
 887         char mime_filename[SIZ];
 888         char mime_content_type[SIZ];
 889         char mime_disposition[SIZ];
 890         int mime_length;
 891         char vcard_partnum[SIZ];
 892         char *vcard_source = NULL;
 893         int i;
 894
 895         struct {
 896                 char date[SIZ];
 897                 char from[SIZ];
 898                 char to[SIZ];
 899                 char subj[SIZ];
 900                 int hasattachments;
 901         } summ;
 902
 903         if (namebuf == NULL) return;
 904         strcpy(namebuf, "");
 905
 906         memset(&summ, 0, sizeof(summ));
 907         strcpy(summ.subj, "(no subject)");
 908
 909         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 910         serv_puts(buf);
 911         serv_gets(buf);
 912         if (buf[0] != '1') return;
 913
 914         while (serv_gets(buf), strcmp(buf, "000")) {
 915                 if (!strncasecmp(buf, "part=", 5)) {
 916                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 917                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 918                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 919                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 920                         mime_length = extract_int(&buf[5], 5);
 921
 922                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 923                                 strcpy(vcard_partnum, mime_partnum);
 924                         }
 925
 926                 }
 927         }
 928
 929         if (strlen(vcard_partnum) > 0) {
 930                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 931                 if (vcard_source != NULL) {
 932
 933                         /* Grab the name off the card */
 934                         display_vcard(vcard_source, 0, 0, namebuf);
 935
 936                         free(vcard_source);
 937                 }
 938         }
 939
 940         lastfirst_firstlast(namebuf);
 941         striplt(namebuf);
 942         for (i=0; i<strlen(namebuf); ++i) {
 943                 if (namebuf[i] != ';') return;
 944         }
 945         strcpy(namebuf, "(no name)");
 946 }
 947
 948
 949
 950 /*
 951  * Record compare function for sorting address book indices
 952  */
 953 int abcmp(const void *ab1, const void *ab2) {
 954         return(strcasecmp(
 955                 (((const struct addrbookent *)ab1)->ab_name),
 956                 (((const struct addrbookent *)ab2)->ab_name)
 957         ));
 958 }
 959
 960
 961 /*
 962  * Helper function for do_addrbook_view()
 963  * Converts a name into a three-letter tab label
 964  */
 965 void nametab(char *tabbuf, char *name) {
 966         stresc(tabbuf, name, 0, 0);
 967         tabbuf[0] = toupper(tabbuf[0]);
 968         tabbuf[1] = tolower(tabbuf[1]);
 969         tabbuf[2] = tolower(tabbuf[2]);
 970         tabbuf[3] = 0;
 971 }
 972
 973
 974 /*
 975  * Render the address book using info we gathered during the scan
 976  */
 977 void do_addrbook_view(struct addrbookent *addrbook, int num_ab) {
 978         int i = 0;
 979         int displayed = 0;
 980         int bg = 0;
 981         static int NAMESPERPAGE = 60;
 982         int num_pages = 0;
 983         int page = 0;
 984         int tabfirst = 0;
 985         char tabfirst_label[SIZ];
 986         int tablast = 0;
 987         char tablast_label[SIZ];
 988
 989         if (num_ab == 0) {
 990                 wprintf("<I>This address book is empty.</I>\n");
 991                 return;
 992         }
 993
 994         if (num_ab > 1) {
 995                 qsort(addrbook, num_ab, sizeof(struct addrbookent), abcmp);
 996         }
 997
 998         num_pages = num_ab / NAMESPERPAGE;
 999
1000         page = atoi(bstr("page"));
1001
1002         wprintf("Page: ");
1003         for (i=0; i<=num_pages; ++i) {
1004                 if (i != page) {
1005                         wprintf("<A HREF=\"/readfwd?page=%d\">", i);
1006                 }
1007                 else {
1008                         wprintf("<B>");
1009                 }
1010                 tabfirst = i * NAMESPERPAGE;
1011                 tablast = tabfirst + NAMESPERPAGE - 1;
1012                 if (tablast > (num_ab - 1)) tablast = (num_ab - 1);
1013                 nametab(tabfirst_label, addrbook[tabfirst].ab_name);
1014                 nametab(tablast_label, addrbook[tablast].ab_name);
1015                 wprintf("[%s&nbsp;-&nbsp;%s]",
1016                         tabfirst_label, tablast_label
1017                 );
1018                 if (i != page) {
1019                         wprintf("</A>\n");
1020                 }
1021                 else {
1022                         wprintf("</B>\n");
1023                 }
1024         }
1025         wprintf("<br />\n");
1026
1027         wprintf("<TABLE border=0 cellspacing=0 "
1028                 "cellpadding=3 width=100%%>\n"
1029         );
1030
1031         for (i=0; i<num_ab; ++i) {
1032
1033                 if ((i / NAMESPERPAGE) == page) {
1034
1035                         if ((displayed % 4) == 0) {
1036                                 if (displayed > 0) {
1037                                         wprintf("</TR>\n");
1038                                 }
1039                                 bg = 1 - bg;
1040                                 wprintf("<TR BGCOLOR=\"#%s\">",
1041                                         (bg ? "DDDDDD" : "FFFFFF")
1042                                 );
1043                         }
1044
1045                         wprintf("<TD>");
1046
1047                         wprintf("<A HREF=\"/readfwd?startmsg=%ld&is_singlecard=1",
1048                                 addrbook[i].ab_msgnum);
1049                         wprintf("&maxmsgs=1&summary=0&alpha=%s\">", bstr("alpha"));
1050                         vcard_n_prettyize(addrbook[i].ab_name);
1051                         escputs(addrbook[i].ab_name);
1052                         wprintf("</A></TD>\n");
1053                         ++displayed;
1054                 }
1055         }
1056
1057         wprintf("</TR></TABLE>\n");
1058 }
1059
1060
1061
1062 /*
1063  * load message pointers from the server
1064  */
1065 int load_msg_ptrs(char *servcmd)
1066 {
1067         char buf[SIZ];
1068         int nummsgs;
1069         int maxload = 0;
1070
1071         nummsgs = 0;
1072         maxload = sizeof(WC->msgarr) / sizeof(long) ;
1073         serv_puts(servcmd);
1074         serv_gets(buf);
1075         if (buf[0] != '1') {
1076                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1077                 return (nummsgs);
1078         }
1079         while (serv_gets(buf), strcmp(buf, "000")) {
1080                 if (nummsgs < maxload) {
1081                         WC->msgarr[nummsgs] = atol(buf);
1082                         ++nummsgs;
1083                 }
1084         }
1085         return (nummsgs);
1086 }
1087
1088
1089 /*
1090  * command loop for reading messages
1091  */
1092 void readloop(char *oper)
1093 {
1094         char cmd[SIZ];
1095         char buf[SIZ];
1096         char old_msgs[SIZ];
1097         int is_new = 0;
1098         int a, b;
1099         int nummsgs;
1100         long startmsg;
1101         int maxmsgs;
1102         int num_displayed = 0;
1103         int is_summary = 0;
1104         int is_addressbook = 0;
1105         int is_singlecard = 0;
1106         int is_calendar = 0;
1107         int is_tasks = 0;
1108         int is_notes = 0;
1109         int remaining_messages;
1110         int lo, hi;
1111         int lowest_displayed = (-1);
1112         int highest_displayed = 0;
1113         long pn_previous = 0L;
1114         long pn_current = 0L;
1115         long pn_next = 0L;
1116         int bg = 0;
1117         struct addrbookent *addrbook = NULL;
1118         int num_ab = 0;
1119
1120         startmsg = atol(bstr("startmsg"));
1121         maxmsgs = atoi(bstr("maxmsgs"));
1122         is_summary = atoi(bstr("summary"));
1123         if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
1124
1125         output_headers(1, 1, 1, 0, 0, 0, 0);
1126
1127         /* When in summary mode, always show ALL messages instead of just
1128          * new or old.  Otherwise, show what the user asked for.
1129          */
1130         if (!strcmp(oper, "readnew")) {
1131                 strcpy(cmd, "MSGS NEW");
1132         }
1133         else if (!strcmp(oper, "readold")) {
1134                 strcpy(cmd, "MSGS OLD");
1135         }
1136         else {
1137                 strcpy(cmd, "MSGS ALL");
1138         }
1139
1140         if ((WC->wc_view == VIEW_MAILBOX) && (maxmsgs > 1)) {
1141                 is_summary = 1;
1142                 strcpy(cmd, "MSGS ALL");
1143         }
1144
1145         if ((WC->wc_view == VIEW_ADDRESSBOOK) && (maxmsgs > 1)) {
1146                 is_addressbook = 1;
1147                 strcpy(cmd, "MSGS ALL");
1148                 maxmsgs = 32767;
1149         }
1150
1151         if (is_summary) {
1152                 strcpy(cmd, "MSGS ALL");
1153         }
1154
1155         /* Are we doing a summary view?  If so, we need to know old messages
1156          * and new messages, so we can do that pretty boldface thing for the
1157          * new messages.
1158          */
1159         strcpy(old_msgs, "");
1160         if (is_summary) {
1161                 serv_puts("GTSN");
1162                 serv_gets(buf);
1163                 if (buf[0] == '2') {
1164                         strcpy(old_msgs, &buf[4]);
1165                 }
1166         }
1167
1168         is_singlecard = atoi(bstr("is_singlecard"));
1169
1170         if (WC->wc_view == VIEW_CALENDAR) {             /* calendar */
1171                 is_calendar = 1;
1172                 strcpy(cmd, "MSGS ALL");
1173                 maxmsgs = 32767;
1174         }
1175         if (WC->wc_view == VIEW_TASKS) {                /* tasks */
1176                 is_tasks = 1;
1177                 strcpy(cmd, "MSGS ALL");
1178                 maxmsgs = 32767;
1179         }
1180         if (WC->wc_view == VIEW_NOTES) {                /* notes */
1181                 is_notes = 1;
1182                 strcpy(cmd, "MSGS ALL");
1183                 maxmsgs = 32767;
1184         }
1185
1186         nummsgs = load_msg_ptrs(cmd);
1187         if (nummsgs == 0) {
1188
1189                 if ((!is_tasks) && (!is_calendar) && (!is_notes)) {
1190                         if (!strcmp(oper, "readnew")) {
1191                                 wprintf("<EM>No new messages.</EM>\n");
1192                         } else if (!strcmp(oper, "readold")) {
1193                                 wprintf("<EM>No old messages.</EM>\n");
1194                         } else {
1195                                 wprintf("<EM>No messages here.</EM>\n");
1196                         }
1197                 }
1198
1199                 goto DONE;
1200         }
1201
1202         if (startmsg == 0L) startmsg = WC->msgarr[0];
1203         remaining_messages = 0;
1204
1205         for (a = 0; a < nummsgs; ++a) {
1206                 if (WC->msgarr[a] >= startmsg) {
1207                         ++remaining_messages;
1208                 }
1209         }
1210
1211         wprintf("<form name=\"msgomatic\" "
1212                 "METHOD=\"POST\" ACTION=\"/do_stuff_to_msgs\">\n");
1213         if (is_summary) {
1214                 wprintf("<div id=\"fix_scrollbar_bug\">"
1215                         "<table border=0 cellspacing=0 "
1216                         "cellpadding=0 width=100%%>\n"
1217                         "<TR>"
1218                         "<TD><I>Subject</I></TD>"
1219                         "<TD><I>Sender</I></TD>"
1220                         "<TD><I>Date</I></TD>"
1221                         "<TD></TD>"
1222                         "</TR>\n"
1223                 );
1224         }
1225
1226         for (a = 0; a < nummsgs; ++a) {
1227                 if ((WC->msgarr[a] >= startmsg) && (num_displayed < maxmsgs)) {
1228
1229                         /* Are you a new message, or an old message? */
1230                         is_new = 0;
1231                         if (is_summary) {
1232                                 if (is_msg_in_mset(old_msgs, WC->msgarr[a])) {
1233                                         is_new = 0;
1234                                 }
1235                                 else {
1236                                         is_new = 1;
1237                                 }
1238                         }
1239
1240                         /* Learn which msgs "Prev" & "Next" buttons go to */
1241                         pn_current = WC->msgarr[a];
1242                         if (a > 0) pn_previous = WC->msgarr[a-1];
1243                         if (a < (nummsgs-1)) pn_next = WC->msgarr[a+1];
1244
1245                         /* If a tabular view, set up the line */
1246                         if (is_summary) {
1247                                 bg = 1 - bg;
1248                                 wprintf("<TR BGCOLOR=\"#%s\">",
1249                                         (bg ? "DDDDDD" : "FFFFFF")
1250                                 );
1251                         }
1252
1253                         /* Display the message */
1254                         if (is_summary) {
1255                                 summarize_message(WC->msgarr[a], is_new);
1256                         }
1257                         else if (is_addressbook) {
1258                                 fetch_ab_name(WC->msgarr[a], buf);
1259                                 ++num_ab;
1260                                 addrbook = realloc(addrbook,
1261                                         (sizeof(struct addrbookent) * num_ab) );
1262                                 safestrncpy(addrbook[num_ab-1].ab_name, buf,
1263                                         sizeof(addrbook[num_ab-1].ab_name));
1264                                 addrbook[num_ab-1].ab_msgnum = WC->msgarr[a];
1265                         }
1266                         else if (is_calendar) {
1267                                 display_calendar(WC->msgarr[a]);
1268                         }
1269                         else if (is_tasks) {
1270                                 display_task(WC->msgarr[a]);
1271                         }
1272                         else if (is_notes) {
1273                                 display_note(WC->msgarr[a]);
1274                         }
1275                         else {
1276                                 read_message(WC->msgarr[a]);
1277                         }
1278
1279                         /* If a tabular view, finish the line */
1280                         if (is_summary) {
1281                                 wprintf("</TR>\n");
1282                         }
1283
1284                         if (lowest_displayed < 0) lowest_displayed = a;
1285                         highest_displayed = a;
1286
1287                         ++num_displayed;
1288                         --remaining_messages;
1289                 }
1290         }
1291
1292         if (is_summary) {
1293                 wprintf("</table></div>\n");
1294         }
1295
1296         /* Bump these because although we're thinking in zero base, the user
1297          * is a drooling idiot and is thinking in one base.
1298          */
1299         ++lowest_displayed;
1300         ++highest_displayed;
1301
1302         /* If we're only looking at one message, do a prev/next thing */
1303         if (num_displayed == 1) {
1304            if ((!is_tasks) && (!is_calendar) && (!is_addressbook) && (!is_notes) && (!is_singlecard)) {
1305
1306                 wprintf("<div id=\"fix_scrollbar_bug\">"
1307                         "<table border=0 width=100%% bgcolor=\"#dddddd\"><tr><td>"
1308                         "Reading #%d of %d messages.</TD>\n"
1309                         "<TD ALIGN=RIGHT><FONT SIZE=+1>",
1310                         lowest_displayed, nummsgs);
1311
1312                 if (is_summary) {
1313                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1314                                 "VALUE=\"Delete selected\">\n");
1315                 }
1316
1317                 if (pn_previous > 0L) {
1318                         wprintf("<A HREF=\"/%s"
1319                                 "?startmsg=%ld"
1320                                 "&maxmsgs=1"
1321                                 "&summary=0\">"
1322                                 "Previous</A> \n",
1323                                         oper,
1324                                         pn_previous );
1325                 }
1326
1327                 if (pn_next > 0L) {
1328                         wprintf("<A HREF=\"/%s"
1329                                 "?startmsg=%ld"
1330                                 "&maxmsgs=1"
1331                                 "&summary=0\">"
1332                                 "Next</A> \n",
1333                                         oper,
1334                                         pn_next );
1335                 }
1336
1337                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1338                         "&maxmsgs=999999&summary=1\">"
1339                         "Summary"
1340                         "</A>",
1341                         oper,
1342                         WC->msgarr[0]);
1343
1344                 wprintf("</td></tr></table></div>\n");
1345             }
1346         }
1347
1348         /*
1349          * If we're not currently looking at ALL requested
1350          * messages, then display the selector bar
1351          */
1352         if (num_displayed > 1) {
1353            if ((!is_tasks) && (!is_calendar) && (!is_addressbook)
1354               && (!is_notes) && (!is_singlecard)) {
1355
1356                 wprintf("Reading #", lowest_displayed, highest_displayed);
1357
1358                 wprintf("<SELECT NAME=\"whichones\" SIZE=\"1\" "
1359                         "OnChange=\"location.href=msgomatic.whichones.options"
1360                         "[selectedIndex].value\">\n");
1361
1362                 for (b=0; b<nummsgs; b = b + maxmsgs) {
1363                 lo = b+1;
1364                 hi = b+maxmsgs;
1365                 if (hi > nummsgs) hi = nummsgs;
1366                         wprintf("<OPTION %s VALUE="
1367                                 "\"/%s"
1368                                 "?startmsg=%ld"
1369                                 "&maxmsgs=%d"
1370                                 "&summary=%d\">"
1371                                 "%d-%d</OPTION> \n",
1372                                 ((WC->msgarr[b] == startmsg) ? "SELECTED" : ""),
1373                                 oper,
1374                                 WC->msgarr[b],
1375                                 maxmsgs,
1376                                 is_summary,
1377                                 lo, hi);
1378                 }
1379                 wprintf("<OPTION VALUE=\"/%s?startmsg=%ld"
1380                         "&maxmsgs=999999&summary=%d\">"
1381                         "ALL"
1382                         "</OPTION> ",
1383                         oper,
1384                         WC->msgarr[0], is_summary);
1385
1386                 wprintf("</SELECT> of %d messages.", nummsgs);
1387
1388                 if (is_summary) {
1389                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1390                                 "VALUE=\"Delete selected\">\n");
1391                 }
1392
1393             }
1394         }
1395         wprintf("</form>\n");
1396
1397 DONE:
1398         if (is_tasks) {
1399                 do_tasks_view();        /* Render the task list */
1400         }
1401
1402         if (is_calendar) {
1403                 do_calendar_view();     /* Render the calendar */
1404         }
1405
1406         if (is_addressbook) {
1407                 do_addrbook_view(addrbook, num_ab);     /* Render the address book */
1408         }
1409
1410         wDumpContent(1);
1411         if (addrbook != NULL) free(addrbook);
1412 }
1413
1414
1415 /*
1416  * Back end for post_message() ... this is where the actual message
1417  * gets transmitted to the server.
1418  */
1419 void post_mime_to_server(void) {
1420         char boundary[SIZ];
1421         int is_multipart = 0;
1422         static int seq = 0;
1423         struct wc_attachment *att;
1424         char *encoded;
1425         size_t encoded_length;
1426
1427         /* If there are attachments, we have to do multipart/mixed */
1428         if (WC->first_attachment != NULL) {
1429                 is_multipart = 1;
1430         }
1431
1432         if (is_multipart) {
1433                 sprintf(boundary, "---Citadel-Multipart-%s-%04x%04x---",
1434                         serv_info.serv_fqdn,
1435                         getpid(),
1436                         ++seq
1437                 );
1438
1439                 /* Remember, serv_printf() appends an extra newline */
1440                 serv_printf("Content-type: multipart/mixed; "
1441                         "boundary=\"%s\"\n", boundary);
1442                 serv_printf("This is a multipart message in MIME format.\n");
1443                 serv_printf("--%s", boundary);
1444         }
1445
1446         serv_puts("Content-type: text/html");
1447         serv_puts("");
1448         serv_puts("<HTML><BODY>\n");
1449         text_to_server(bstr("msgtext"), 0);
1450         serv_puts("</BODY></HTML>\n");
1451
1452
1453         if (is_multipart) {
1454
1455                 /* Add in the attachments */
1456                 for (att = WC->first_attachment; att!=NULL; att=att->next) {
1457
1458                         encoded_length = ((att->length * 150) / 100);
1459                         encoded = malloc(encoded_length);
1460                         if (encoded == NULL) break;
1461                         CtdlEncodeBase64(encoded, att->data, att->length);
1462
1463                         serv_printf("--%s", boundary);
1464                         serv_printf("Content-type: %s", att->content_type);
1465                         serv_printf("Content-disposition: attachment; "
1466                                 "filename=\"%s\"", att->filename);
1467                         serv_puts("Content-transfer-encoding: base64");
1468                         serv_puts("");
1469                         serv_write(encoded, strlen(encoded));
1470                         serv_puts("");
1471                         serv_puts("");
1472                         free(encoded);
1473                 }
1474                 serv_printf("--%s--", boundary);
1475         }
1476
1477         serv_puts("000");
1478 }
1479
1480
1481 /*
1482  * Post message (or don't post message)
1483  *
1484  * Note regarding the "dont_post" variable:
1485  * A random value (actually, it's just a timestamp) is inserted as a hidden
1486  * field called "postseq" when the display_enter page is generated.  This
1487  * value is checked when posting, using the static variable dont_post.  If a
1488  * user attempts to post twice using the same dont_post value, the message is
1489  * discarded.  This prevents the accidental double-saving of the same message
1490  * if the user happens to click the browser "back" button.
1491  */
1492 void post_message(void)
1493 {
1494         char buf[SIZ];
1495         static long dont_post = (-1L);
1496         struct wc_attachment *att, *aptr;
1497
1498         if (WC->upload_length > 0) {
1499
1500                 /* There's an attachment.  Save it to this struct... */
1501                 att = malloc(sizeof(struct wc_attachment));
1502                 memset(att, 0, sizeof(struct wc_attachment));
1503                 att->length = WC->upload_length;
1504                 strcpy(att->content_type, WC->upload_content_type);
1505                 strcpy(att->filename, WC->upload_filename);
1506                 att->next = NULL;
1507
1508                 /* And add it to the list. */
1509                 if (WC->first_attachment == NULL) {
1510                         WC->first_attachment = att;
1511                 }
1512                 else {
1513                         aptr = WC->first_attachment;
1514                         while (aptr->next != NULL) aptr = aptr->next;
1515                         aptr->next = att;
1516                 }
1517
1518                 /* Netscape sends a simple filename, which is what we want,
1519                  * but Satan's browser sends an entire pathname.  Reduce
1520                  * the path to just a filename if we need to.
1521                  */
1522                 while (num_tokens(att->filename, '/') > 1) {
1523                         remove_token(att->filename, 0, '/');
1524                 }
1525                 while (num_tokens(att->filename, '\\') > 1) {
1526                         remove_token(att->filename, 0, '\\');
1527                 }
1528
1529                 /* Transfer control of this memory from the upload struct
1530                  * to the attachment struct.
1531                  */
1532                 att->data = WC->upload;
1533                 WC->upload_length = 0;
1534                 WC->upload = NULL;
1535                 display_enter();
1536                 return;
1537         }
1538
1539         if (!strcasecmp(bstr("sc"), "Cancel")) {
1540                 sprintf(WC->ImportantMessage,
1541                         "Cancelled.  Message was not posted.");
1542         } else if (!strcasecmp(bstr("attach"), "Add")) {
1543                 display_enter();
1544                 return;
1545         } else if (atol(bstr("postseq")) == dont_post) {
1546                 sprintf(WC->ImportantMessage,
1547                         "Automatically cancelled because you have already "
1548                         "saved this message.");
1549         } else {
1550                 sprintf(buf, "ENT0 1|%s|0|4|%s",
1551                         bstr("recp"),
1552                         bstr("subject") );
1553                 serv_puts(buf);
1554                 serv_gets(buf);
1555                 if (buf[0] == '4') {
1556                         post_mime_to_server();
1557                         if (strlen(bstr("recp")) > 0) {
1558                                 sprintf(WC->ImportantMessage, "Message has been sent.\n");
1559                         }
1560                         else {
1561                                 sprintf(WC->ImportantMessage, "Message has been posted.\n");
1562                         }
1563                         dont_post = atol(bstr("postseq"));
1564                 } else {
1565                         sprintf(WC->ImportantMessage,
1566                                 "%s", &buf[4]);
1567                 }
1568         }
1569
1570         free_attachments(WC);
1571         readloop("readnew");
1572 }
1573
1574
1575
1576
1577 /*
1578  * display the message entry screen
1579  */
1580 void display_enter(void)
1581 {
1582         char buf[SIZ];
1583         long now;
1584         struct wc_attachment *att;
1585
1586         if (strlen(bstr("force_room")) > 0) {
1587                 gotoroom(bstr("force_room"));
1588         }
1589
1590         /* Are we perhaps in an address book view?  If so, then an "enter
1591          * message" command really means "add new entry."
1592          */
1593         if (WC->wc_view == VIEW_ADDRESSBOOK) {
1594                 do_edit_vcard(-1, "", "");
1595                 return;
1596         }
1597
1598 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
1599         /* Are we perhaps in a calendar view?  If so, then an "enter
1600          * message" command really means "add new calendar item."
1601          */
1602         if (WC->wc_view == VIEW_CALENDAR) {
1603                 display_edit_event();
1604                 return;
1605         }
1606
1607         /* Are we perhaps in a tasks view?  If so, then an "enter
1608          * message" command really means "add new task."
1609          */
1610         if (WC->wc_view == VIEW_TASKS) {
1611                 display_edit_task();
1612                 return;
1613         }
1614 #endif
1615
1616         /* Otherwise proceed normally.  Do a custom room banner with no navbar... */
1617         output_headers(1, 1, 2, 0, 0, 0, 0);
1618         wprintf("<div id=\"banner\">\n");
1619         embed_room_banner(NULL, navbar_none);
1620         wprintf("</div>\n");
1621         wprintf("<div id=\"content\">\n"
1622                 "<div id=\"fix_scrollbar_bug\">"
1623                 "<table width=100%% border=0 bgcolor=\"#ffffff\"><tr><td>");
1624
1625         sprintf(buf, "ENT0 0|%s|0|0", bstr("recp"));
1626         serv_puts(buf);
1627         serv_gets(buf);
1628
1629         if (!strncmp(buf, "570", 3)) {
1630                 if (strlen(bstr("recp")) > 0) {
1631                         svprintf("RECPERROR", WCS_STRING,
1632                                 "<SPAN CLASS=\"errormsg\">%s</SPAN><br />\n",
1633                                 &buf[4]
1634                         );
1635                 }
1636                 do_template("prompt_for_recipient");
1637                 goto DONE;
1638         }
1639         if (buf[0] != '2') {
1640                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1641                 goto DONE;
1642         }
1643
1644         now = time(NULL);
1645         fmt_date(buf, now);
1646         strcat(&buf[strlen(buf)], " <I>from</I> ");
1647         stresc(&buf[strlen(buf)], WC->wc_username, 1, 1);
1648         if (strlen(bstr("recp")) > 0) {
1649                 strcat(&buf[strlen(buf)], " <I>to</I> ");
1650                 stresc(&buf[strlen(buf)], bstr("recp"), 1, 1);
1651         }
1652         strcat(&buf[strlen(buf)], " <I>in</I> ");
1653         stresc(&buf[strlen(buf)], WC->wc_roomname, 1, 1);
1654
1655         /* begin message entry screen */
1656         // wprintf("<div style=\"position:absolute; left:1%%; width:96%%; height:100%%\">\n");
1657
1658         wprintf("<form enctype=\"multipart/form-data\" "
1659                 "method=\"POST\" action=\"/post\" "
1660                 "name=\"enterform\""
1661                 "onSubmit=\"return submitForm();\""
1662                 ">\n");
1663         wprintf("<input type=\"hidden\" name=\"recp\" value=\"%s\">\n",
1664                 bstr("recp"));
1665         wprintf("<input type=\"hidden\" name=\"postseq\" value=\"%ld\">\n",
1666                 now);
1667
1668         wprintf("%s<br>\n", buf);       /* header bar */
1669         wprintf("<img src=\"static/enter.gif\" align=middle alt=\" \">");
1670                 /* "onLoad=\"document.enterform.msgtext.focus();\" " */
1671         wprintf("<font size=-1>Subject (optional):</font>"
1672                 "<input type=\"text\" name=\"subject\" value=\"");
1673         escputs(bstr("subject"));
1674         wprintf("\" size=40 maxlength=70>"
1675                 "&nbsp;"
1676         );
1677
1678         wprintf("<input type=\"submit\" name=\"sc\" value=\"");
1679         if (strlen(bstr("recp")) > 0) {
1680                 wprintf("Send message");
1681         } else {
1682                 wprintf("Post message");
1683         }
1684         wprintf("\">&nbsp;"
1685                 "<input type=\"submit\" name=\"sc\" value=\"Cancel\">\n");
1686
1687         wprintf("<center><script type=\"text/javascript\" "
1688                 "src=\"static/richtext.js\"></script>\n"
1689                 "<script type=\"text/javascript\">\n"
1690                 "function submitForm() { \n"
1691                 "  updateRTE('msgtext'); \n"
1692                 "  return true; \n"
1693                 "} \n"
1694                 "  \n"
1695                 "initRTE(\"static/\", \"static/\", \"\"); \n"
1696                 "</script> \n"
1697                 "<noscript>JavaScript must be enabled.</noscript> \n"
1698                 "<script type=\"text/javascript\"> \n"
1699                 "writeRichText('msgtext', '");
1700         msgescputs(bstr("msgtext"));
1701         wprintf("', '96%%', '200', true, false); \n"
1702                 "</script></center><br />\n");
1703
1704         /* Enumerate any attachments which are already in place... */
1705         wprintf("<img src=\"/static/attachment.gif\" border=0 "
1706                 "align=middle height=16 width=16> Attachments: ");
1707         wprintf("<select name=\"which_attachment\" size=1>");
1708         for (att = WC->first_attachment; att != NULL; att = att->next) {
1709                 wprintf("<option value=\"");
1710                 urlescputs(att->filename);
1711                 wprintf("\">");
1712                 escputs(att->filename);
1713                 /* wprintf(" (%s, %d bytes)",att->content_type,att->length); */
1714                 wprintf("</option>\n");
1715         }
1716         wprintf("</select>");
1717
1718         /* Now offer the ability to attach additional files... */
1719         wprintf("&nbsp;&nbsp;&nbsp;"
1720                 "Attach file: <input NAME=\"attachfile\" "
1721                 "SIZE=16 TYPE=\"file\">\n&nbsp;&nbsp;"
1722                 "<input type=\"submit\" name=\"attach\" value=\"Add\">\n");
1723
1724         wprintf("</form>\n");
1725
1726         wprintf("</td></tr></table></div>\n");
1727 DONE:   wDumpContent(1);
1728 }
1729
1730
1731
1732
1733
1734
1735
1736
1737 void delete_msg(void)
1738 {
1739         long msgid;
1740         char buf[SIZ];
1741
1742         msgid = atol(bstr("msgid"));
1743
1744         output_headers(1, 1, 1, 0, 0, 0, 0);
1745
1746         sprintf(buf, "DELE %ld", msgid);
1747         serv_puts(buf);
1748         serv_gets(buf);
1749         wprintf("<EM>%s</EM><br />\n", &buf[4]);
1750
1751         wDumpContent(1);
1752 }
1753
1754
1755
1756
1757 /*
1758  * Confirm move of a message
1759  */
1760 void confirm_move_msg(void)
1761 {
1762         long msgid;
1763         char buf[SIZ];
1764         char targ[SIZ];
1765
1766         msgid = atol(bstr("msgid"));
1767
1768         output_headers(1, 1, 1, 0, 0, 0, 0);
1769
1770         wprintf("<div id=\"fix_scrollbar_bug\">"
1771                 "<table width=100%% border=0 bgcolor=\"#444455\"><tr><td>");
1772         wprintf("<font size=+1 color=\"#ffffff\"");
1773         wprintf("<b>Confirm move of message</b>\n");
1774         wprintf("</font></td></tr></table></div>\n");
1775
1776         wprintf("<CENTER>");
1777
1778         wprintf("Move this message to:<br />\n");
1779
1780         wprintf("<form METHOD=\"POST\" ACTION=\"/move_msg\">\n");
1781         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n",
1782                 bstr("msgid"));
1783
1784
1785         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1786         serv_puts("LKRA");
1787         serv_gets(buf);
1788         if (buf[0] == '1') {
1789                 while (serv_gets(buf), strcmp(buf, "000")) {
1790                         extract_token(targ, buf, 0, '|', sizeof targ);
1791                         wprintf("<OPTION>");
1792                         escputs(targ);
1793                         wprintf("\n");
1794                 }
1795         }
1796         wprintf("</SELECT>\n");
1797         wprintf("<br />\n");
1798
1799         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Move\">");
1800         wprintf("&nbsp;");
1801         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Cancel\">");
1802         wprintf("</form></CENTER>\n");
1803
1804         wprintf("</CENTER>\n");
1805         wDumpContent(1);
1806 }
1807
1808
1809
1810 void move_msg(void)
1811 {
1812         long msgid;
1813         char buf[SIZ];
1814
1815         msgid = atol(bstr("msgid"));
1816
1817         output_headers(1, 1, 1, 0, 0, 0, 0);
1818
1819         if (!strcasecmp(bstr("yesno"), "Move")) {
1820                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1821                 serv_puts(buf);
1822                 serv_gets(buf);
1823                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1824         } else {
1825                 wprintf("<EM>Message not moved.</EM><br />\n");
1826         }
1827
1828         wDumpContent(1);
1829 }
1830
1831 /*
1832  * This gets called when a user selects multiple messages in a summary
1833  * list and then clicks to perform a transformation of some sort on them
1834  * (such as deleting them).
1835  */
1836 void do_stuff_to_msgs(void) {
1837         char buf[SIZ];
1838         char sc[SIZ];
1839
1840         struct stuff_t {
1841                 struct stuff_t *next;
1842                 long msgnum;
1843         };
1844
1845         struct stuff_t *stuff = NULL;
1846         struct stuff_t *ptr;
1847
1848
1849         serv_puts("MSGS ALL");
1850         serv_gets(buf);
1851
1852         if (buf[0] == '1') while (serv_gets(buf), strcmp(buf, "000")) {
1853                 ptr = malloc(sizeof(struct stuff_t));
1854                 ptr->msgnum = atol(buf);
1855                 ptr->next = stuff;
1856                 stuff = ptr;
1857         }
1858
1859         strcpy(sc, bstr("sc"));
1860
1861         while (stuff != NULL) {
1862
1863                 sprintf(buf, "msg_%ld", stuff->msgnum);
1864                 if (!strcasecmp(bstr(buf), "yes")) {
1865
1866                         if (!strcasecmp(sc, "Delete selected")) {
1867                                 serv_printf("DELE %ld", stuff->msgnum);
1868                                 serv_gets(buf);
1869                         }
1870
1871                 }
1872
1873                 ptr = stuff->next;
1874                 free(stuff);
1875                 stuff = ptr;
1876         }
1877
1878         readloop("readfwd");
1879 }