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/viewcontacts_48x.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[256];
 409         char mime_filename[256];
 410         char mime_content_type[256];
 411         char mime_charset[256];
 412         char mime_disposition[256];
 413         int mime_length;
 414         char mime_http[SIZ];
 415         char m_subject[256];
 416         char from[256];
 417         char node[256];
 418         char rfca[256];
 419         char reply_to[512];
 420         char now[256];
 421         int format_type = 0;
 422         int nhdr = 0;
 423         int bq = 0;
 424         int i = 0;
 425         char vcard_partnum[256];
 426         char cal_partnum[256];
 427         char *part_source = NULL;
 428
 429         strcpy(from, "");
 430         strcpy(node, "");
 431         strcpy(rfca, "");
 432         strcpy(reply_to, "");
 433         strcpy(vcard_partnum, "");
 434         strcpy(cal_partnum, "");
 435         strcpy(mime_http, "");
 436         strcpy(mime_content_type, "text/plain");
 437         strcpy(mime_charset, "us-ascii");
 438
 439         serv_printf("MSG4 %ld", msgnum);
 440         serv_getln(buf, sizeof buf);
 441         if (buf[0] != '1') {
 442                 wprintf("<STRONG>ERROR:</STRONG> %s<br />\n", &buf[4]);
 443                 return;
 444         }
 445
 446         /* begin everythingamundo table */
 447         wprintf("<div id=\"fix_scrollbar_bug\">\n");
 448         wprintf("<table width=100%% border=1 cellspacing=0 "
 449                 "cellpadding=0><TR><TD>\n");
 450
 451         /* begin message header table */
 452         wprintf("<TABLE WIDTH=100%% BORDER=0 CELLSPACING=0 "
 453                 "CELLPADDING=1 BGCOLOR=\"#CCCCCC\"><TR><TD>\n");
 454
 455         wprintf("<SPAN CLASS=\"message_header\">");
 456         strcpy(m_subject, "");
 457
 458         while (serv_getln(buf, sizeof buf), strcasecmp(buf, "text")) {
 459                 if (!strcmp(buf, "000")) {
 460                         wprintf("<I>unexpected end of message</I><br /><br />\n");
 461                         wprintf("</SPAN>\n");
 462                         return;
 463                 }
 464                 if (!strncasecmp(buf, "nhdr=yes", 8))
 465                         nhdr = 1;
 466                 if (nhdr == 1)
 467                         buf[0] = '_';
 468                 if (!strncasecmp(buf, "type=", 5))
 469                         format_type = atoi(&buf[5]);
 470                 if (!strncasecmp(buf, "from=", 5)) {
 471                         strcpy(from, &buf[5]);
 472                         wprintf("from <A HREF=\"/showuser&who=");
 473                         urlescputs(from);
 474                         wprintf("\">");
 475                         escputs(from);
 476                         wprintf("</A> ");
 477                 }
 478                 if (!strncasecmp(buf, "subj=", 5))
 479                         strcpy(m_subject, &buf[5]);
 480                 if ((!strncasecmp(buf, "hnod=", 5))
 481                     && (strcasecmp(&buf[5], serv_info.serv_humannode)))
 482                         wprintf("(%s) ", &buf[5]);
 483                 if ((!strncasecmp(buf, "room=", 5))
 484                     && (strcasecmp(&buf[5], WC->wc_roomname))
 485                     && (strlen(&buf[5])>0) )
 486                         wprintf("in %s> ", &buf[5]);
 487                 if (!strncasecmp(buf, "rfca=", 5)) {
 488                         strcpy(rfca, &buf[5]);
 489                         wprintf("&lt;");
 490                         escputs(rfca);
 491                         wprintf("&gt; ");
 492                 }
 493
 494                 if (!strncasecmp(buf, "node=", 5)) {
 495                         strcpy(node, &buf[5]);
 496                         if ( ((WC->room_flags & QR_NETWORK)
 497                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 498                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 499                         && (strlen(rfca)==0)
 500                         ) {
 501                                 wprintf("@%s ", &buf[5]);
 502                         }
 503                 }
 504                 if (!strncasecmp(buf, "rcpt=", 5))
 505                         wprintf("to %s ", &buf[5]);
 506                 if (!strncasecmp(buf, "time=", 5)) {
 507                         fmt_date(now, atol(&buf[5]), 0);
 508                         wprintf("%s ", now);
 509                 }
 510
 511                 if (!strncasecmp(buf, "part=", 5)) {
 512                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 513                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 514                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 515                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 516                         mime_length = extract_int(&buf[5], 5);
 517
 518                         if (!strcasecmp(mime_disposition, "attachment")) {
 519                                 snprintf(&mime_http[strlen(mime_http)],
 520                                         (sizeof(mime_http) - strlen(mime_http) - 1),
 521                                         "<A HREF=\"/output_mimepart?"
 522                                         "msgnum=%ld&partnum=%s\" "
 523                                         "TARGET=\"wc.%ld.%s\">"
 524                                         "<IMG SRC=\"/static/diskette_24x.gif\" "
 525                                         "BORDER=0 ALIGN=MIDDLE>\n"
 526                                         "Part %s: %s (%s, %d bytes)</A><br />\n",
 527                                         msgnum, mime_partnum,
 528                                         msgnum, mime_partnum,
 529                                         mime_partnum, mime_filename,
 530                                         mime_content_type, mime_length);
 531                         }
 532
 533                         if ((!strcasecmp(mime_disposition, "inline"))
 534                            && (!strncasecmp(mime_content_type, "image/", 6)) ){
 535                                 snprintf(&mime_http[strlen(mime_http)],
 536                                         (sizeof(mime_http) - strlen(mime_http) - 1),
 537                                         "<IMG SRC=\"/output_mimepart?"
 538                                         "msgnum=%ld&partnum=%s\">",
 539                                         msgnum, mime_partnum);
 540                         }
 541
 542                         /*** begin handler prep ***/
 543                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 544                                 strcpy(vcard_partnum, mime_partnum);
 545                         }
 546
 547                         if (!strcasecmp(mime_content_type, "text/calendar")) {
 548                                 strcpy(cal_partnum, mime_partnum);
 549                         }
 550
 551                         /*** end handler prep ***/
 552
 553                 }
 554
 555         }
 556
 557         /* Generate a reply-to address */
 558         if (strlen(rfca) > 0) {
 559                 strcpy(reply_to, rfca);
 560         }
 561         else {
 562                 if ( (strlen(node) > 0)
 563                    && (strcasecmp(node, serv_info.serv_nodename))
 564                    && (strcasecmp(node, serv_info.serv_humannode)) ) {
 565                         snprintf(reply_to, sizeof(reply_to), "%s @ %s",
 566                                 from, node);
 567                 }
 568                 else {
 569                         snprintf(reply_to, sizeof(reply_to), "%s", from);
 570                 }
 571         }
 572
 573         if (nhdr == 1) {
 574                 wprintf("****");
 575         }
 576
 577         wprintf("</SPAN>");
 578         if (strlen(m_subject) > 0) {
 579                 wprintf("<br />"
 580                         "<SPAN CLASS=\"message_subject\">"
 581                         "Subject: %s"
 582                         "</SPAN>", m_subject
 583                 );
 584         }
 585         wprintf("</TD>\n");
 586
 587         /* start msg buttons */
 588         wprintf("<TD ALIGN=RIGHT>\n");
 589
 590         /* Reply */
 591         wprintf("<a href=\"/display_enter?recp=");
 592         urlescputs(reply_to);
 593         wprintf("&subject=");
 594         if (strncasecmp(m_subject, "Re:", 3)) wprintf("Re:%20");
 595         urlescputs(m_subject);
 596         wprintf("\">[Reply]</a> ");
 597
 598         if (WC->is_room_aide)  {
 599
 600                 /* Move */
 601                 wprintf("<a href=\"/confirm_move_msg?msgid=%ld\">[Move]</a> ",
 602                         msgnum);
 603
 604                 /* Delete */
 605                 wprintf("<a href=\"/delete_msg?msgid=%ld\" "
 606                         "onClick=\"return confirm('Delete this message?');\">"
 607                         "[Delete]</a>", msgnum);
 608
 609         }
 610
 611         wprintf("</TD></TR></TABLE>\n");
 612
 613         /* Begin body */
 614         wprintf("<TABLE BORDER=0 WIDTH=100%% BGCOLOR=#FFFFFF "
 615                 "CELLPADDING=1 CELLSPACING=0><TR><TD>");
 616
 617         /*
 618          * Learn the content type
 619          */
 620         strcpy(mime_content_type, "text/plain");
 621         while (serv_getln(buf, sizeof buf), (strlen(buf) > 0)) {
 622                 if (!strcmp(buf, "000")) {
 623                         wprintf("<I>unexpected end of message</I><br /><br />\n");
 624                         goto ENDBODY;
 625                 }
 626                 if (!strncasecmp(buf, "Content-type: ", 14)) {
 627                         safestrncpy(mime_content_type, &buf[14],
 628                                 sizeof(mime_content_type));
 629                         for (i=0; i<strlen(mime_content_type); ++i) {
 630                                 if (!strncasecmp(&mime_content_type[i], "charset=", 8)) {
 631                                         safestrncpy(mime_charset, &mime_content_type[i+8],
 632                                                 sizeof mime_charset);
 633                                 }
 634                         }
 635                         for (i=0; i<strlen(mime_content_type); ++i) {
 636                                 if (mime_content_type[i] == ';') {
 637                                         mime_content_type[i] = 0;
 638                                 }
 639                         }
 640                 }
 641         }
 642
 643         wprintf("Content-type: %s<br />\n", mime_content_type);
 644         wprintf("Charset: %s<br />\n", mime_charset);
 645
 646         /* Messages in legacy Citadel variformat get handled thusly... */
 647         if (!strcasecmp(mime_content_type, "text/x-citadel-variformat")) {
 648                 fmout(NULL, "JUSTIFY");
 649         }
 650
 651         /* Boring old 80-column fixed format text gets handled this way... */
 652         else if (!strcasecmp(mime_content_type, "text/plain")) {
 653                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 654                         if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = 0;
 655                         if (buf[strlen(buf)-1] == '\r') buf[strlen(buf)-1] = 0;
 656                         while ((strlen(buf) > 0) && (isspace(buf[strlen(buf) - 1])))
 657                                 buf[strlen(buf) - 1] = 0;
 658                         if ((bq == 0) &&
 659                         ((!strncmp(buf, ">", 1)) || (!strncmp(buf, " >", 2)) || (!strncmp(buf, " :-)", 4)))) {
 660                                 wprintf("<BLOCKQUOTE>");
 661                                 bq = 1;
 662                         } else if ((bq == 1) &&
 663                                 (strncmp(buf, ">", 1)) && (strncmp(buf, " >", 2)) && (strncmp(buf, " :-)", 4))) {
 664                                 wprintf("</BLOCKQUOTE>");
 665                                 bq = 0;
 666                         }
 667                         wprintf("<TT>");
 668                         url(buf);
 669                         escputs(buf);
 670                         wprintf("</TT><br />\n");
 671                 }
 672                 wprintf("</I><br />");
 673         }
 674
 675         else /* HTML is fun, but we've got to strip it first */
 676         if (!strcasecmp(mime_content_type, "text/html")) {
 677                 output_html();
 678         }
 679
 680         /* Unknown weirdness */
 681         else {
 682                 wprintf("I don't know how to display %s<br />\n",
 683                         mime_content_type);
 684                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) { }
 685         }
 686
 687         /* Afterwards, offer links to download attachments 'n' such */
 688         if (strlen(mime_http) > 0) {
 689                 wprintf("%s", mime_http);
 690         }
 691
 692         /* Handler for vCard parts */
 693         if (strlen(vcard_partnum) > 0) {
 694                 part_source = load_mimepart(msgnum, vcard_partnum);
 695                 if (part_source != NULL) {
 696
 697                         /* If it's my vCard I can edit it */
 698                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 699                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 700                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 701                         ) {
 702                                 wprintf("<A HREF=\"/edit_vcard?"
 703                                         "msgnum=%ld&partnum=%s\">",
 704                                         msgnum, vcard_partnum);
 705                                 wprintf("[edit]</A>");
 706                         }
 707
 708                         /* In all cases, display the full card */
 709                         display_vcard(part_source, 0, 1, NULL);
 710                 }
 711         }
 712
 713         /* Handler for calendar parts */
 714         if (strlen(cal_partnum) > 0) {
 715                 part_source = load_mimepart(msgnum, cal_partnum);
 716                 if (part_source != NULL) {
 717                         cal_process_attachment(part_source,
 718                                                 msgnum, cal_partnum);
 719                 }
 720         }
 721
 722         if (part_source) {
 723                 free(part_source);
 724                 part_source = NULL;
 725         }
 726
 727 ENDBODY:
 728         wprintf("</TD></TR></TABLE>\n");
 729
 730         /* end everythingamundo table */
 731         wprintf("</TD></TR></TABLE>\n");
 732         wprintf("</div><br />\n");
 733 }
 734
 735
 736 void summarize_message(long msgnum, int is_new) {
 737         char buf[SIZ];
 738
 739         struct {
 740                 char date[SIZ];
 741                 char from[SIZ];
 742                 char to[SIZ];
 743                 char subj[SIZ];
 744                 int hasattachments;
 745         } summ;
 746
 747         memset(&summ, 0, sizeof(summ));
 748         strcpy(summ.subj, "(no subject)");
 749
 750         /* ask for headers only with no MIME */
 751         sprintf(buf, "MSG0 %ld|3", msgnum);
 752         serv_puts(buf);
 753         serv_getln(buf, sizeof buf);
 754         if (buf[0] != '1') return;
 755
 756         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 757                 if (!strncasecmp(buf, "from=", 5)) {
 758                         strcpy(summ.from, &buf[5]);
 759                 }
 760                 if (!strncasecmp(buf, "subj=", 5)) {
 761                         if (strlen(&buf[5]) > 0) {
 762                                 strcpy(summ.subj, &buf[5]);
 763                                 if (strlen(summ.subj) > 75) {
 764                                         strcpy(&summ.subj[72], "...");
 765                                 }
 766                         }
 767                 }
 768                 /* if (!strncasecmp(buf, "rfca=", 5)) {
 769                         strcat(summ.from, " <");
 770                         strcat(summ.from, &buf[5]);
 771                         strcat(summ.from, ">");
 772                 } */
 773
 774                 if (!strncasecmp(buf, "node=", 5)) {
 775                         if ( ((WC->room_flags & QR_NETWORK)
 776                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 777                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 778                         ) {
 779                                 strcat(summ.from, " @ ");
 780                                 strcat(summ.from, &buf[5]);
 781                         }
 782                 }
 783
 784                 if (!strncasecmp(buf, "rcpt=", 5)) {
 785                         strcpy(summ.to, &buf[5]);
 786                 }
 787
 788                 if (!strncasecmp(buf, "time=", 5)) {
 789                         fmt_date(summ.date, atol(&buf[5]), 1);  /* brief */
 790                 }
 791         }
 792
 793         if (strlen(summ.from) > 25) {
 794                 strcpy(&summ.from[22], "...");
 795         }
 796
 797         wprintf("<TD>");
 798         if (is_new) wprintf("<B>");
 799         wprintf("<A HREF=\"/readfwd?startmsg=%ld"
 800                 "&maxmsgs=1&summary=0\">",
 801                 msgnum);
 802         escputs(summ.subj);
 803         wprintf("</A>");
 804         if (is_new) wprintf("</B>");
 805         wprintf("</TD><TD>");
 806         if (is_new) wprintf("<B>");
 807         escputs(summ.from);
 808         if (is_new) wprintf("</B>");
 809         wprintf(" </TD><TD>");
 810         if (is_new) wprintf("<B>");
 811         escputs(summ.date);
 812         if (is_new) wprintf("</B>");
 813         wprintf(" </TD>");
 814         wprintf("<TD>"
 815                 "<INPUT TYPE=\"checkbox\" NAME=\"msg_%ld\" VALUE=\"yes\">"
 816                 "</TD>\n");
 817
 818         return;
 819 }
 820
 821
 822
 823 void display_addressbook(long msgnum, char alpha) {
 824         char buf[SIZ];
 825         char mime_partnum[SIZ];
 826         char mime_filename[SIZ];
 827         char mime_content_type[SIZ];
 828         char mime_disposition[SIZ];
 829         int mime_length;
 830         char vcard_partnum[SIZ];
 831         char *vcard_source = NULL;
 832
 833         struct {
 834                 char date[SIZ];
 835                 char from[SIZ];
 836                 char to[SIZ];
 837                 char subj[SIZ];
 838                 int hasattachments;
 839         } summ;
 840
 841         memset(&summ, 0, sizeof(summ));
 842         strcpy(summ.subj, "(no subject)");
 843
 844         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 845         serv_puts(buf);
 846         serv_getln(buf, sizeof buf);
 847         if (buf[0] != '1') return;
 848
 849         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 850                 if (!strncasecmp(buf, "part=", 5)) {
 851                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 852                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 853                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 854                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 855                         mime_length = extract_int(&buf[5], 5);
 856
 857                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 858                                 strcpy(vcard_partnum, mime_partnum);
 859                         }
 860
 861                 }
 862         }
 863
 864         if (strlen(vcard_partnum) > 0) {
 865                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 866                 if (vcard_source != NULL) {
 867
 868                         /* Display the summary line */
 869                         display_vcard(vcard_source, alpha, 0, NULL);
 870
 871                         /* If it's my vCard I can edit it */
 872                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 873                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 874                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 875                         ) {
 876                                 wprintf("<A HREF=\"/edit_vcard?"
 877                                         "msgnum=%ld&partnum=%s\">",
 878                                         msgnum, vcard_partnum);
 879                                 wprintf("[edit]</A>");
 880                         }
 881
 882                         free(vcard_source);
 883                 }
 884         }
 885
 886 }
 887
 888
 889
 890 /* If it's an old "Firstname Lastname" style record, try to
 891  * convert it.
 892  */
 893 void lastfirst_firstlast(char *namebuf) {
 894         char firstname[SIZ];
 895         char lastname[SIZ];
 896         int i;
 897
 898         if (namebuf == NULL) return;
 899         if (strchr(namebuf, ';') != NULL) return;
 900
 901         i = num_tokens(namebuf, ' ');
 902         if (i < 2) return;
 903
 904         extract_token(lastname, namebuf, i-1, ' ', sizeof lastname);
 905         remove_token(namebuf, i-1, ' ');
 906         strcpy(firstname, namebuf);
 907         sprintf(namebuf, "%s; %s", lastname, firstname);
 908 }
 909
 910
 911 void fetch_ab_name(long msgnum, char *namebuf) {
 912         char buf[SIZ];
 913         char mime_partnum[SIZ];
 914         char mime_filename[SIZ];
 915         char mime_content_type[SIZ];
 916         char mime_disposition[SIZ];
 917         int mime_length;
 918         char vcard_partnum[SIZ];
 919         char *vcard_source = NULL;
 920         int i;
 921
 922         struct {
 923                 char date[SIZ];
 924                 char from[SIZ];
 925                 char to[SIZ];
 926                 char subj[SIZ];
 927                 int hasattachments;
 928         } summ;
 929
 930         if (namebuf == NULL) return;
 931         strcpy(namebuf, "");
 932
 933         memset(&summ, 0, sizeof(summ));
 934         strcpy(summ.subj, "(no subject)");
 935
 936         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 937         serv_puts(buf);
 938         serv_getln(buf, sizeof buf);
 939         if (buf[0] != '1') return;
 940
 941         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 942                 if (!strncasecmp(buf, "part=", 5)) {
 943                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 944                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 945                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 946                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 947                         mime_length = extract_int(&buf[5], 5);
 948
 949                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 950                                 strcpy(vcard_partnum, mime_partnum);
 951                         }
 952
 953                 }
 954         }
 955
 956         if (strlen(vcard_partnum) > 0) {
 957                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 958                 if (vcard_source != NULL) {
 959
 960                         /* Grab the name off the card */
 961                         display_vcard(vcard_source, 0, 0, namebuf);
 962
 963                         free(vcard_source);
 964                 }
 965         }
 966
 967         lastfirst_firstlast(namebuf);
 968         striplt(namebuf);
 969         for (i=0; i<strlen(namebuf); ++i) {
 970                 if (namebuf[i] != ';') return;
 971         }
 972         strcpy(namebuf, "(no name)");
 973 }
 974
 975
 976
 977 /*
 978  * Record compare function for sorting address book indices
 979  */
 980 int abcmp(const void *ab1, const void *ab2) {
 981         return(strcasecmp(
 982                 (((const struct addrbookent *)ab1)->ab_name),
 983                 (((const struct addrbookent *)ab2)->ab_name)
 984         ));
 985 }
 986
 987
 988 /*
 989  * Helper function for do_addrbook_view()
 990  * Converts a name into a three-letter tab label
 991  */
 992 void nametab(char *tabbuf, char *name) {
 993         stresc(tabbuf, name, 0, 0);
 994         tabbuf[0] = toupper(tabbuf[0]);
 995         tabbuf[1] = tolower(tabbuf[1]);
 996         tabbuf[2] = tolower(tabbuf[2]);
 997         tabbuf[3] = 0;
 998 }
 999
1000
1001 /*
1002  * Render the address book using info we gathered during the scan
1003  */
1004 void do_addrbook_view(struct addrbookent *addrbook, int num_ab) {
1005         int i = 0;
1006         int displayed = 0;
1007         int bg = 0;
1008         static int NAMESPERPAGE = 60;
1009         int num_pages = 0;
1010         int page = 0;
1011         int tabfirst = 0;
1012         char tabfirst_label[SIZ];
1013         int tablast = 0;
1014         char tablast_label[SIZ];
1015
1016         if (num_ab == 0) {
1017                 wprintf("<I>This address book is empty.</I>\n");
1018                 return;
1019         }
1020
1021         if (num_ab > 1) {
1022                 qsort(addrbook, num_ab, sizeof(struct addrbookent), abcmp);
1023         }
1024
1025         num_pages = num_ab / NAMESPERPAGE;
1026
1027         page = atoi(bstr("page"));
1028
1029         wprintf("Page: ");
1030         for (i=0; i<=num_pages; ++i) {
1031                 if (i != page) {
1032                         wprintf("<A HREF=\"/readfwd?page=%d\">", i);
1033                 }
1034                 else {
1035                         wprintf("<B>");
1036                 }
1037                 tabfirst = i * NAMESPERPAGE;
1038                 tablast = tabfirst + NAMESPERPAGE - 1;
1039                 if (tablast > (num_ab - 1)) tablast = (num_ab - 1);
1040                 nametab(tabfirst_label, addrbook[tabfirst].ab_name);
1041                 nametab(tablast_label, addrbook[tablast].ab_name);
1042                 wprintf("[%s&nbsp;-&nbsp;%s]",
1043                         tabfirst_label, tablast_label
1044                 );
1045                 if (i != page) {
1046                         wprintf("</A>\n");
1047                 }
1048                 else {
1049                         wprintf("</B>\n");
1050                 }
1051         }
1052         wprintf("<br />\n");
1053
1054         wprintf("<TABLE border=0 cellspacing=0 "
1055                 "cellpadding=3 width=100%%>\n"
1056         );
1057
1058         for (i=0; i<num_ab; ++i) {
1059
1060                 if ((i / NAMESPERPAGE) == page) {
1061
1062                         if ((displayed % 4) == 0) {
1063                                 if (displayed > 0) {
1064                                         wprintf("</TR>\n");
1065                                 }
1066                                 bg = 1 - bg;
1067                                 wprintf("<TR BGCOLOR=\"#%s\">",
1068                                         (bg ? "DDDDDD" : "FFFFFF")
1069                                 );
1070                         }
1071
1072                         wprintf("<TD>");
1073
1074                         wprintf("<A HREF=\"/readfwd?startmsg=%ld&is_singlecard=1",
1075                                 addrbook[i].ab_msgnum);
1076                         wprintf("&maxmsgs=1&summary=0&alpha=%s\">", bstr("alpha"));
1077                         vcard_n_prettyize(addrbook[i].ab_name);
1078                         escputs(addrbook[i].ab_name);
1079                         wprintf("</A></TD>\n");
1080                         ++displayed;
1081                 }
1082         }
1083
1084         wprintf("</TR></TABLE>\n");
1085 }
1086
1087
1088
1089 /*
1090  * load message pointers from the server
1091  */
1092 int load_msg_ptrs(char *servcmd)
1093 {
1094         char buf[SIZ];
1095         int nummsgs;
1096         int maxload = 0;
1097
1098         nummsgs = 0;
1099         maxload = sizeof(WC->msgarr) / sizeof(long) ;
1100         serv_puts(servcmd);
1101         serv_getln(buf, sizeof buf);
1102         if (buf[0] != '1') {
1103                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1104                 return (nummsgs);
1105         }
1106         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1107                 if (nummsgs < maxload) {
1108                         WC->msgarr[nummsgs] = atol(buf);
1109                         ++nummsgs;
1110                 }
1111         }
1112         return (nummsgs);
1113 }
1114
1115
1116 /*
1117  * command loop for reading messages
1118  */
1119 void readloop(char *oper)
1120 {
1121         char cmd[SIZ];
1122         char buf[SIZ];
1123         char old_msgs[SIZ];
1124         int is_new = 0;
1125         int a, b;
1126         int nummsgs;
1127         long startmsg;
1128         int maxmsgs;
1129         int num_displayed = 0;
1130         int is_summary = 0;
1131         int is_addressbook = 0;
1132         int is_singlecard = 0;
1133         int is_calendar = 0;
1134         int is_tasks = 0;
1135         int is_notes = 0;
1136         int remaining_messages;
1137         int lo, hi;
1138         int lowest_displayed = (-1);
1139         int highest_displayed = 0;
1140         long pn_previous = 0L;
1141         long pn_current = 0L;
1142         long pn_next = 0L;
1143         int bg = 0;
1144         struct addrbookent *addrbook = NULL;
1145         int num_ab = 0;
1146
1147         startmsg = atol(bstr("startmsg"));
1148         maxmsgs = atoi(bstr("maxmsgs"));
1149         is_summary = atoi(bstr("summary"));
1150         if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
1151
1152         output_headers(1, 1, 1, 0, 0, 0, 0);
1153
1154         /* When in summary mode, always show ALL messages instead of just
1155          * new or old.  Otherwise, show what the user asked for.
1156          */
1157         if (!strcmp(oper, "readnew")) {
1158                 strcpy(cmd, "MSGS NEW");
1159         }
1160         else if (!strcmp(oper, "readold")) {
1161                 strcpy(cmd, "MSGS OLD");
1162         }
1163         else {
1164                 strcpy(cmd, "MSGS ALL");
1165         }
1166
1167         if ((WC->wc_view == VIEW_MAILBOX) && (maxmsgs > 1)) {
1168                 is_summary = 1;
1169                 strcpy(cmd, "MSGS ALL");
1170         }
1171
1172         if ((WC->wc_view == VIEW_ADDRESSBOOK) && (maxmsgs > 1)) {
1173                 is_addressbook = 1;
1174                 strcpy(cmd, "MSGS ALL");
1175                 maxmsgs = 32767;
1176         }
1177
1178         if (is_summary) {
1179                 strcpy(cmd, "MSGS ALL");
1180         }
1181
1182         /* Are we doing a summary view?  If so, we need to know old messages
1183          * and new messages, so we can do that pretty boldface thing for the
1184          * new messages.
1185          */
1186         strcpy(old_msgs, "");
1187         if (is_summary) {
1188                 serv_puts("GTSN");
1189                 serv_getln(buf, sizeof buf);
1190                 if (buf[0] == '2') {
1191                         strcpy(old_msgs, &buf[4]);
1192                 }
1193         }
1194
1195         is_singlecard = atoi(bstr("is_singlecard"));
1196
1197         if (WC->wc_view == VIEW_CALENDAR) {             /* calendar */
1198                 is_calendar = 1;
1199                 strcpy(cmd, "MSGS ALL");
1200                 maxmsgs = 32767;
1201         }
1202         if (WC->wc_view == VIEW_TASKS) {                /* tasks */
1203                 is_tasks = 1;
1204                 strcpy(cmd, "MSGS ALL");
1205                 maxmsgs = 32767;
1206         }
1207         if (WC->wc_view == VIEW_NOTES) {                /* notes */
1208                 is_notes = 1;
1209                 strcpy(cmd, "MSGS ALL");
1210                 maxmsgs = 32767;
1211         }
1212
1213         nummsgs = load_msg_ptrs(cmd);
1214         if (nummsgs == 0) {
1215
1216                 if ((!is_tasks) && (!is_calendar) && (!is_notes)) {
1217                         if (!strcmp(oper, "readnew")) {
1218                                 wprintf("<EM>No new messages.</EM>\n");
1219                         } else if (!strcmp(oper, "readold")) {
1220                                 wprintf("<EM>No old messages.</EM>\n");
1221                         } else {
1222                                 wprintf("<EM>No messages here.</EM>\n");
1223                         }
1224                 }
1225
1226                 goto DONE;
1227         }
1228
1229         if (startmsg == 0L) startmsg = WC->msgarr[0];
1230         remaining_messages = 0;
1231
1232         for (a = 0; a < nummsgs; ++a) {
1233                 if (WC->msgarr[a] >= startmsg) {
1234                         ++remaining_messages;
1235                 }
1236         }
1237
1238         wprintf("<form name=\"msgomatic\" "
1239                 "METHOD=\"POST\" ACTION=\"/do_stuff_to_msgs\">\n");
1240         if (is_summary) {
1241                 wprintf("<div id=\"fix_scrollbar_bug\">"
1242                         "<table border=0 cellspacing=0 "
1243                         "cellpadding=0 width=100%%>\n"
1244                         "<TR>"
1245                         "<TD align=center><b><i>Subject</i></b></TD>"
1246                         "<TD align=center><b><i>Sender</i></b></TD>"
1247                         "<TD align=center><b><i>Date</i></b></TD>"
1248                         "<TD></TD>"
1249                         "</TR>\n"
1250                 );
1251         }
1252
1253         for (a = 0; a < nummsgs; ++a) {
1254                 if ((WC->msgarr[a] >= startmsg) && (num_displayed < maxmsgs)) {
1255
1256                         /* Are you a new message, or an old message? */
1257                         is_new = 0;
1258                         if (is_summary) {
1259                                 if (is_msg_in_mset(old_msgs, WC->msgarr[a])) {
1260                                         is_new = 0;
1261                                 }
1262                                 else {
1263                                         is_new = 1;
1264                                 }
1265                         }
1266
1267                         /* Learn which msgs "Prev" & "Next" buttons go to */
1268                         pn_current = WC->msgarr[a];
1269                         if (a > 0) pn_previous = WC->msgarr[a-1];
1270                         if (a < (nummsgs-1)) pn_next = WC->msgarr[a+1];
1271
1272                         /* If a tabular view, set up the line */
1273                         if (is_summary) {
1274                                 bg = 1 - bg;
1275                                 wprintf("<TR BGCOLOR=\"#%s\">",
1276                                         (bg ? "DDDDDD" : "FFFFFF")
1277                                 );
1278                         }
1279
1280                         /* Display the message */
1281                         if (is_summary) {
1282                                 summarize_message(WC->msgarr[a], is_new);
1283                         }
1284                         else if (is_addressbook) {
1285                                 fetch_ab_name(WC->msgarr[a], buf);
1286                                 ++num_ab;
1287                                 addrbook = realloc(addrbook,
1288                                         (sizeof(struct addrbookent) * num_ab) );
1289                                 safestrncpy(addrbook[num_ab-1].ab_name, buf,
1290                                         sizeof(addrbook[num_ab-1].ab_name));
1291                                 addrbook[num_ab-1].ab_msgnum = WC->msgarr[a];
1292                         }
1293                         else if (is_calendar) {
1294                                 display_calendar(WC->msgarr[a]);
1295                         }
1296                         else if (is_tasks) {
1297                                 display_task(WC->msgarr[a]);
1298                         }
1299                         else if (is_notes) {
1300                                 display_note(WC->msgarr[a]);
1301                         }
1302                         else {
1303                                 read_message(WC->msgarr[a]);
1304                         }
1305
1306                         /* If a tabular view, finish the line */
1307                         if (is_summary) {
1308                                 wprintf("</TR>\n");
1309                         }
1310
1311                         if (lowest_displayed < 0) lowest_displayed = a;
1312                         highest_displayed = a;
1313
1314                         ++num_displayed;
1315                         --remaining_messages;
1316                 }
1317         }
1318
1319         if (is_summary) {
1320                 wprintf("</table></div>\n");
1321         }
1322
1323         /* Bump these because although we're thinking in zero base, the user
1324          * is a drooling idiot and is thinking in one base.
1325          */
1326         ++lowest_displayed;
1327         ++highest_displayed;
1328
1329         /* If we're only looking at one message, do a prev/next thing */
1330         if (num_displayed == 1) {
1331            if ((!is_tasks) && (!is_calendar) && (!is_addressbook) && (!is_notes) && (!is_singlecard)) {
1332
1333                 wprintf("<div id=\"fix_scrollbar_bug\">"
1334                         "<table border=0 width=100%% bgcolor=\"#dddddd\"><tr><td>"
1335                         "Reading #%d of %d messages.</TD>\n"
1336                         "<TD ALIGN=RIGHT><FONT SIZE=+1>",
1337                         lowest_displayed, nummsgs);
1338
1339                 if (is_summary) {
1340                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1341                                 "VALUE=\"Delete selected\">\n");
1342                 }
1343
1344                 if (pn_previous > 0L) {
1345                         wprintf("<A HREF=\"/%s"
1346                                 "?startmsg=%ld"
1347                                 "&maxmsgs=1"
1348                                 "&summary=0\">"
1349                                 "Previous</A> \n",
1350                                         oper,
1351                                         pn_previous );
1352                 }
1353
1354                 if (pn_next > 0L) {
1355                         wprintf("<A HREF=\"/%s"
1356                                 "?startmsg=%ld"
1357                                 "&maxmsgs=1"
1358                                 "&summary=0\">"
1359                                 "Next</A> \n",
1360                                         oper,
1361                                         pn_next );
1362                 }
1363
1364                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1365                         "&maxmsgs=%d&summary=1\">"
1366                         "Summary"
1367                         "</A>",
1368                         oper,
1369                         WC->msgarr[0],
1370                         DEFAULT_MAXMSGS
1371                 );
1372
1373                 wprintf("</td></tr></table></div>\n");
1374             }
1375         }
1376
1377         /*
1378          * If we're not currently looking at ALL requested
1379          * messages, then display the selector bar
1380          */
1381         if (num_displayed > 1) {
1382            if ((!is_tasks) && (!is_calendar) && (!is_addressbook)
1383               && (!is_notes) && (!is_singlecard)) {
1384
1385                 wprintf("Reading #", lowest_displayed, highest_displayed);
1386
1387                 wprintf("<SELECT NAME=\"whichones\" SIZE=\"1\" "
1388                         "OnChange=\"location.href=msgomatic.whichones.options"
1389                         "[selectedIndex].value\">\n");
1390
1391                 for (b=0; b<nummsgs; b = b + maxmsgs) {
1392                 lo = b+1;
1393                 hi = b+maxmsgs;
1394                 if (hi > nummsgs) hi = nummsgs;
1395                         wprintf("<OPTION %s VALUE="
1396                                 "\"/%s"
1397                                 "?startmsg=%ld"
1398                                 "&maxmsgs=%d"
1399                                 "&summary=%d\">"
1400                                 "%d-%d</OPTION> \n",
1401                                 ((WC->msgarr[b] == startmsg) ? "SELECTED" : ""),
1402                                 oper,
1403                                 WC->msgarr[b],
1404                                 maxmsgs,
1405                                 is_summary,
1406                                 lo, hi);
1407                 }
1408                 wprintf("<OPTION VALUE=\"/%s?startmsg=%ld"
1409                         "&maxmsgs=9999999&summary=%d\">"
1410                         "ALL"
1411                         "</OPTION> ",
1412                         oper,
1413                         WC->msgarr[0], is_summary);
1414
1415                 wprintf("</SELECT> of %d messages.", nummsgs);
1416
1417                 if (is_summary) {
1418                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1419                                 "VALUE=\"Delete selected\">\n");
1420                 }
1421
1422             }
1423         }
1424         wprintf("</form>\n");
1425
1426 DONE:
1427         if (is_tasks) {
1428                 do_tasks_view();        /* Render the task list */
1429         }
1430
1431         if (is_calendar) {
1432                 do_calendar_view();     /* Render the calendar */
1433         }
1434
1435         if (is_addressbook) {
1436                 do_addrbook_view(addrbook, num_ab);     /* Render the address book */
1437         }
1438
1439         wDumpContent(1);
1440         if (addrbook != NULL) free(addrbook);
1441
1442         /* If we got here via a mailbox view and are reading a single
1443          * message, mark it as "seen." We do this after rendering the web page
1444          * so it doesn't keep the user waiting.
1445          */
1446         if ( (maxmsgs == 1) && (WC->wc_view == VIEW_MAILBOX) ) {
1447                 serv_printf("SEEN %ld|1", startmsg);
1448                 serv_getln(buf, sizeof buf);
1449         }
1450 }
1451
1452
1453 /*
1454  * Back end for post_message() ... this is where the actual message
1455  * gets transmitted to the server.
1456  */
1457 void post_mime_to_server(void) {
1458         char boundary[SIZ];
1459         int is_multipart = 0;
1460         static int seq = 0;
1461         struct wc_attachment *att;
1462         char *encoded;
1463         size_t encoded_length;
1464
1465         /* If there are attachments, we have to do multipart/mixed */
1466         if (WC->first_attachment != NULL) {
1467                 is_multipart = 1;
1468         }
1469
1470         if (is_multipart) {
1471                 sprintf(boundary, "---Citadel-Multipart-%s-%04x%04x---",
1472                         serv_info.serv_fqdn,
1473                         getpid(),
1474                         ++seq
1475                 );
1476
1477                 /* Remember, serv_printf() appends an extra newline */
1478                 serv_printf("Content-type: multipart/mixed; "
1479                         "boundary=\"%s\"\n", boundary);
1480                 serv_printf("This is a multipart message in MIME format.\n");
1481                 serv_printf("--%s", boundary);
1482         }
1483
1484         serv_puts("Content-type: text/html; charset=utf-8");
1485         serv_puts("");
1486         serv_puts("<HTML><BODY>\n");
1487         text_to_server(bstr("msgtext"), 0);
1488         serv_puts("</BODY></HTML>\n");
1489
1490
1491         if (is_multipart) {
1492
1493                 /* Add in the attachments */
1494                 for (att = WC->first_attachment; att!=NULL; att=att->next) {
1495
1496                         encoded_length = ((att->length * 150) / 100);
1497                         encoded = malloc(encoded_length);
1498                         if (encoded == NULL) break;
1499                         CtdlEncodeBase64(encoded, att->data, att->length);
1500
1501                         serv_printf("--%s", boundary);
1502                         serv_printf("Content-type: %s", att->content_type);
1503                         serv_printf("Content-disposition: attachment; "
1504                                 "filename=\"%s\"", att->filename);
1505                         serv_puts("Content-transfer-encoding: base64");
1506                         serv_puts("");
1507                         serv_write(encoded, strlen(encoded));
1508                         serv_puts("");
1509                         serv_puts("");
1510                         free(encoded);
1511                 }
1512                 serv_printf("--%s--", boundary);
1513         }
1514
1515         serv_puts("000");
1516 }
1517
1518
1519 /*
1520  * Post message (or don't post message)
1521  *
1522  * Note regarding the "dont_post" variable:
1523  * A random value (actually, it's just a timestamp) is inserted as a hidden
1524  * field called "postseq" when the display_enter page is generated.  This
1525  * value is checked when posting, using the static variable dont_post.  If a
1526  * user attempts to post twice using the same dont_post value, the message is
1527  * discarded.  This prevents the accidental double-saving of the same message
1528  * if the user happens to click the browser "back" button.
1529  */
1530 void post_message(void)
1531 {
1532         char buf[SIZ];
1533         static long dont_post = (-1L);
1534         struct wc_attachment *att, *aptr;
1535
1536         if (WC->upload_length > 0) {
1537
1538                 /* There's an attachment.  Save it to this struct... */
1539                 att = malloc(sizeof(struct wc_attachment));
1540                 memset(att, 0, sizeof(struct wc_attachment));
1541                 att->length = WC->upload_length;
1542                 strcpy(att->content_type, WC->upload_content_type);
1543                 strcpy(att->filename, WC->upload_filename);
1544                 att->next = NULL;
1545
1546                 /* And add it to the list. */
1547                 if (WC->first_attachment == NULL) {
1548                         WC->first_attachment = att;
1549                 }
1550                 else {
1551                         aptr = WC->first_attachment;
1552                         while (aptr->next != NULL) aptr = aptr->next;
1553                         aptr->next = att;
1554                 }
1555
1556                 /* Netscape sends a simple filename, which is what we want,
1557                  * but Satan's browser sends an entire pathname.  Reduce
1558                  * the path to just a filename if we need to.
1559                  */
1560                 while (num_tokens(att->filename, '/') > 1) {
1561                         remove_token(att->filename, 0, '/');
1562                 }
1563                 while (num_tokens(att->filename, '\\') > 1) {
1564                         remove_token(att->filename, 0, '\\');
1565                 }
1566
1567                 /* Transfer control of this memory from the upload struct
1568                  * to the attachment struct.
1569                  */
1570                 att->data = WC->upload;
1571                 WC->upload_length = 0;
1572                 WC->upload = NULL;
1573                 display_enter();
1574                 return;
1575         }
1576
1577         if (!strcasecmp(bstr("sc"), "Cancel")) {
1578                 sprintf(WC->ImportantMessage,
1579                         "Cancelled.  Message was not posted.");
1580         } else if (!strcasecmp(bstr("attach"), "Add")) {
1581                 display_enter();
1582                 return;
1583         } else if (atol(bstr("postseq")) == dont_post) {
1584                 sprintf(WC->ImportantMessage,
1585                         "Automatically cancelled because you have already "
1586                         "saved this message.");
1587         } else {
1588                 sprintf(buf, "ENT0 1|%s|0|4|%s",
1589                         bstr("recp"),
1590                         bstr("subject") );
1591                 serv_puts(buf);
1592                 serv_getln(buf, sizeof buf);
1593                 if (buf[0] == '4') {
1594                         post_mime_to_server();
1595                         if (strlen(bstr("recp")) > 0) {
1596                                 sprintf(WC->ImportantMessage, "Message has been sent.\n");
1597                         }
1598                         else {
1599                                 sprintf(WC->ImportantMessage, "Message has been posted.\n");
1600                         }
1601                         dont_post = atol(bstr("postseq"));
1602                 } else {
1603                         sprintf(WC->ImportantMessage,
1604                                 "%s", &buf[4]);
1605                 }
1606         }
1607
1608         free_attachments(WC);
1609         readloop("readnew");
1610 }
1611
1612
1613
1614
1615 /*
1616  * display the message entry screen
1617  */
1618 void display_enter(void)
1619 {
1620         char buf[SIZ];
1621         long now;
1622         struct wc_attachment *att;
1623
1624         if (strlen(bstr("force_room")) > 0) {
1625                 gotoroom(bstr("force_room"));
1626         }
1627
1628         /* Are we perhaps in an address book view?  If so, then an "enter
1629          * message" command really means "add new entry."
1630          */
1631         if (WC->wc_view == VIEW_ADDRESSBOOK) {
1632                 do_edit_vcard(-1, "", "");
1633                 return;
1634         }
1635
1636 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
1637         /* Are we perhaps in a calendar view?  If so, then an "enter
1638          * message" command really means "add new calendar item."
1639          */
1640         if (WC->wc_view == VIEW_CALENDAR) {
1641                 display_edit_event();
1642                 return;
1643         }
1644
1645         /* Are we perhaps in a tasks view?  If so, then an "enter
1646          * message" command really means "add new task."
1647          */
1648         if (WC->wc_view == VIEW_TASKS) {
1649                 display_edit_task();
1650                 return;
1651         }
1652 #endif
1653
1654         /* Otherwise proceed normally.  Do a custom room banner with no navbar... */
1655         output_headers(1, 1, 2, 0, 0, 0, 0);
1656         wprintf("<div id=\"banner\">\n");
1657         embed_room_banner(NULL, navbar_none);
1658         wprintf("</div>\n");
1659         wprintf("<div id=\"content\">\n"
1660                 "<div id=\"fix_scrollbar_bug\">"
1661                 "<table width=100%% border=0 bgcolor=\"#ffffff\"><tr><td>");
1662
1663         sprintf(buf, "ENT0 0|%s|0|0", bstr("recp"));
1664         serv_puts(buf);
1665         serv_getln(buf, sizeof buf);
1666
1667         if (!strncmp(buf, "570", 3)) {
1668                 if (strlen(bstr("recp")) > 0) {
1669                         svprintf("RECPERROR", WCS_STRING,
1670                                 "<SPAN CLASS=\"errormsg\">%s</SPAN><br />\n",
1671                                 &buf[4]
1672                         );
1673                 }
1674                 do_template("prompt_for_recipient");
1675                 goto DONE;
1676         }
1677         if (buf[0] != '2') {
1678                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1679                 goto DONE;
1680         }
1681
1682         now = time(NULL);
1683         fmt_date(buf, now, 0);
1684         strcat(&buf[strlen(buf)], " <I>from</I> ");
1685         stresc(&buf[strlen(buf)], WC->wc_username, 1, 1);
1686         if (strlen(bstr("recp")) > 0) {
1687                 strcat(&buf[strlen(buf)], " <I>to</I> ");
1688                 stresc(&buf[strlen(buf)], bstr("recp"), 1, 1);
1689         }
1690         strcat(&buf[strlen(buf)], " <I>in</I> ");
1691         stresc(&buf[strlen(buf)], WC->wc_roomname, 1, 1);
1692
1693         /* begin message entry screen */
1694         // wprintf("<div style=\"position:absolute; left:1%%; width:96%%; height:100%%\">\n");
1695
1696         wprintf("<form enctype=\"multipart/form-data\" "
1697                 "method=\"POST\" action=\"/post\" "
1698                 "name=\"enterform\""
1699                 "onSubmit=\"return submitForm();\""
1700                 ">\n");
1701         wprintf("<input type=\"hidden\" name=\"recp\" value=\"%s\">\n",
1702                 bstr("recp"));
1703         wprintf("<input type=\"hidden\" name=\"postseq\" value=\"%ld\">\n",
1704                 now);
1705
1706         wprintf("%s<br>\n", buf);       /* header bar */
1707         wprintf("<img src=\"static/newmess3_24x.gif\" align=middle alt=\" \">");
1708                 /* "onLoad=\"document.enterform.msgtext.focus();\" " */
1709         wprintf("<font size=-1>Subject (optional):</font>"
1710                 "<input type=\"text\" name=\"subject\" value=\"");
1711         escputs(bstr("subject"));
1712         wprintf("\" size=40 maxlength=70>"
1713                 "&nbsp;"
1714         );
1715
1716         wprintf("<input type=\"submit\" name=\"sc\" value=\"");
1717         if (strlen(bstr("recp")) > 0) {
1718                 wprintf("Send message");
1719         } else {
1720                 wprintf("Post message");
1721         }
1722         wprintf("\">&nbsp;"
1723                 "<input type=\"submit\" name=\"sc\" value=\"Cancel\">\n");
1724
1725         wprintf("<center><script type=\"text/javascript\" "
1726                 "src=\"static/richtext.js\"></script>\n"
1727                 "<script type=\"text/javascript\">\n"
1728                 "function submitForm() { \n"
1729                 "  updateRTE('msgtext'); \n"
1730                 "  return true; \n"
1731                 "} \n"
1732                 "  \n"
1733                 "initRTE(\"static/\", \"static/\", \"\"); \n"
1734                 "</script> \n"
1735                 "<noscript>JavaScript must be enabled.</noscript> \n"
1736                 "<script type=\"text/javascript\"> \n"
1737                 "writeRichText('msgtext', '");
1738         msgescputs(bstr("msgtext"));
1739         wprintf("', '96%%', '200', true, false); \n"
1740                 "</script></center><br />\n");
1741
1742         /* Enumerate any attachments which are already in place... */
1743         wprintf("<img src=\"/static/diskette_24x.gif\" border=0 "
1744                 "align=middle height=16 width=16> Attachments: ");
1745         wprintf("<select name=\"which_attachment\" size=1>");
1746         for (att = WC->first_attachment; att != NULL; att = att->next) {
1747                 wprintf("<option value=\"");
1748                 urlescputs(att->filename);
1749                 wprintf("\">");
1750                 escputs(att->filename);
1751                 /* wprintf(" (%s, %d bytes)",att->content_type,att->length); */
1752                 wprintf("</option>\n");
1753         }
1754         wprintf("</select>");
1755
1756         /* Now offer the ability to attach additional files... */
1757         wprintf("&nbsp;&nbsp;&nbsp;"
1758                 "Attach file: <input NAME=\"attachfile\" "
1759                 "SIZE=16 TYPE=\"file\">\n&nbsp;&nbsp;"
1760                 "<input type=\"submit\" name=\"attach\" value=\"Add\">\n");
1761
1762         wprintf("</form>\n");
1763
1764         wprintf("</td></tr></table></div>\n");
1765 DONE:   wDumpContent(1);
1766 }
1767
1768
1769
1770
1771
1772
1773
1774
1775 void delete_msg(void)
1776 {
1777         long msgid;
1778         char buf[SIZ];
1779
1780         msgid = atol(bstr("msgid"));
1781
1782         output_headers(1, 1, 1, 0, 0, 0, 0);
1783
1784         sprintf(buf, "DELE %ld", msgid);
1785         serv_puts(buf);
1786         serv_getln(buf, sizeof buf);
1787         wprintf("<EM>%s</EM><br />\n", &buf[4]);
1788
1789         wDumpContent(1);
1790 }
1791
1792
1793
1794
1795 /*
1796  * Confirm move of a message
1797  */
1798 void confirm_move_msg(void)
1799 {
1800         long msgid;
1801         char buf[SIZ];
1802         char targ[SIZ];
1803
1804         msgid = atol(bstr("msgid"));
1805
1806         output_headers(1, 1, 1, 0, 0, 0, 0);
1807
1808         wprintf("<div id=\"fix_scrollbar_bug\">"
1809                 "<table width=100%% border=0 bgcolor=\"#444455\"><tr><td>");
1810         wprintf("<font size=+1 color=\"#ffffff\"");
1811         wprintf("<b>Confirm move of message</b>\n");
1812         wprintf("</font></td></tr></table></div>\n");
1813
1814         wprintf("<CENTER>");
1815
1816         wprintf("Move this message to:<br />\n");
1817
1818         wprintf("<form METHOD=\"POST\" ACTION=\"/move_msg\">\n");
1819         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n",
1820                 bstr("msgid"));
1821
1822
1823         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1824         serv_puts("LKRA");
1825         serv_getln(buf, sizeof buf);
1826         if (buf[0] == '1') {
1827                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1828                         extract_token(targ, buf, 0, '|', sizeof targ);
1829                         wprintf("<OPTION>");
1830                         escputs(targ);
1831                         wprintf("\n");
1832                 }
1833         }
1834         wprintf("</SELECT>\n");
1835         wprintf("<br />\n");
1836
1837         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Move\">");
1838         wprintf("&nbsp;");
1839         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Cancel\">");
1840         wprintf("</form></CENTER>\n");
1841
1842         wprintf("</CENTER>\n");
1843         wDumpContent(1);
1844 }
1845
1846
1847
1848 void move_msg(void)
1849 {
1850         long msgid;
1851         char buf[SIZ];
1852
1853         msgid = atol(bstr("msgid"));
1854
1855         output_headers(1, 1, 1, 0, 0, 0, 0);
1856
1857         if (!strcasecmp(bstr("yesno"), "Move")) {
1858                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1859                 serv_puts(buf);
1860                 serv_getln(buf, sizeof buf);
1861                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1862         } else {
1863                 wprintf("<EM>Message not moved.</EM><br />\n");
1864         }
1865
1866         wDumpContent(1);
1867 }
1868
1869 /*
1870  * This gets called when a user selects multiple messages in a summary
1871  * list and then clicks to perform a transformation of some sort on them
1872  * (such as deleting them).
1873  */
1874 void do_stuff_to_msgs(void) {
1875         char buf[SIZ];
1876         char sc[SIZ];
1877
1878         struct stuff_t {
1879                 struct stuff_t *next;
1880                 long msgnum;
1881         };
1882
1883         struct stuff_t *stuff = NULL;
1884         struct stuff_t *ptr;
1885
1886
1887         serv_puts("MSGS ALL");
1888         serv_getln(buf, sizeof buf);
1889
1890         if (buf[0] == '1') while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1891                 ptr = malloc(sizeof(struct stuff_t));
1892                 ptr->msgnum = atol(buf);
1893                 ptr->next = stuff;
1894                 stuff = ptr;
1895         }
1896
1897         strcpy(sc, bstr("sc"));
1898
1899         while (stuff != NULL) {
1900
1901                 sprintf(buf, "msg_%ld", stuff->msgnum);
1902                 if (!strcasecmp(bstr(buf), "yes")) {
1903
1904                         if (!strcasecmp(sc, "Delete selected")) {
1905                                 serv_printf("DELE %ld", stuff->msgnum);
1906                                 serv_getln(buf, sizeof buf);
1907                         }
1908
1909                 }
1910
1911                 ptr = stuff->next;
1912                 free(stuff);
1913                 stuff = ptr;
1914         }
1915
1916         readloop("readfwd");
1917 }