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         /*
 644         wprintf("Content-type: %s<br />\n", mime_content_type);
 645         wprintf("Charset: %s<br />\n", mime_charset);
 646         PUT CHARSET TRANSLATOR HERE
 647         */
 648
 649         /* Messages in legacy Citadel variformat get handled thusly... */
 650         if (!strcasecmp(mime_content_type, "text/x-citadel-variformat")) {
 651                 fmout(NULL, "JUSTIFY");
 652         }
 653
 654         /* Boring old 80-column fixed format text gets handled this way... */
 655         else if (!strcasecmp(mime_content_type, "text/plain")) {
 656                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 657                         if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = 0;
 658                         if (buf[strlen(buf)-1] == '\r') buf[strlen(buf)-1] = 0;
 659                         while ((strlen(buf) > 0) && (isspace(buf[strlen(buf) - 1])))
 660                                 buf[strlen(buf) - 1] = 0;
 661                         if ((bq == 0) &&
 662                         ((!strncmp(buf, ">", 1)) || (!strncmp(buf, " >", 2)) || (!strncmp(buf, " :-)", 4)))) {
 663                                 wprintf("<BLOCKQUOTE>");
 664                                 bq = 1;
 665                         } else if ((bq == 1) &&
 666                                 (strncmp(buf, ">", 1)) && (strncmp(buf, " >", 2)) && (strncmp(buf, " :-)", 4))) {
 667                                 wprintf("</BLOCKQUOTE>");
 668                                 bq = 0;
 669                         }
 670                         wprintf("<TT>");
 671                         url(buf);
 672                         escputs(buf);
 673                         wprintf("</TT><br />\n");
 674                 }
 675                 wprintf("</I><br />");
 676         }
 677
 678         else /* HTML is fun, but we've got to strip it first */
 679         if (!strcasecmp(mime_content_type, "text/html")) {
 680                 output_html();
 681         }
 682
 683         /* Unknown weirdness */
 684         else {
 685                 wprintf("I don't know how to display %s<br />\n",
 686                         mime_content_type);
 687                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) { }
 688         }
 689
 690         /* Afterwards, offer links to download attachments 'n' such */
 691         if (strlen(mime_http) > 0) {
 692                 wprintf("%s", mime_http);
 693         }
 694
 695         /* Handler for vCard parts */
 696         if (strlen(vcard_partnum) > 0) {
 697                 part_source = load_mimepart(msgnum, vcard_partnum);
 698                 if (part_source != NULL) {
 699
 700                         /* If it's my vCard I can edit it */
 701                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 702                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 703                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 704                         ) {
 705                                 wprintf("<A HREF=\"/edit_vcard?"
 706                                         "msgnum=%ld&partnum=%s\">",
 707                                         msgnum, vcard_partnum);
 708                                 wprintf("[edit]</A>");
 709                         }
 710
 711                         /* In all cases, display the full card */
 712                         display_vcard(part_source, 0, 1, NULL);
 713                 }
 714         }
 715
 716         /* Handler for calendar parts */
 717         if (strlen(cal_partnum) > 0) {
 718                 part_source = load_mimepart(msgnum, cal_partnum);
 719                 if (part_source != NULL) {
 720                         cal_process_attachment(part_source,
 721                                                 msgnum, cal_partnum);
 722                 }
 723         }
 724
 725         if (part_source) {
 726                 free(part_source);
 727                 part_source = NULL;
 728         }
 729
 730 ENDBODY:
 731         wprintf("</TD></TR></TABLE>\n");
 732
 733         /* end everythingamundo table */
 734         wprintf("</TD></TR></TABLE>\n");
 735         wprintf("</div><br />\n");
 736 }
 737
 738
 739 void summarize_message(long msgnum, int is_new) {
 740         char buf[SIZ];
 741
 742         struct {
 743                 char date[SIZ];
 744                 char from[SIZ];
 745                 char to[SIZ];
 746                 char subj[SIZ];
 747                 int hasattachments;
 748         } summ;
 749
 750         memset(&summ, 0, sizeof(summ));
 751         strcpy(summ.subj, "(no subject)");
 752
 753         /* ask for headers only with no MIME */
 754         sprintf(buf, "MSG0 %ld|3", msgnum);
 755         serv_puts(buf);
 756         serv_getln(buf, sizeof buf);
 757         if (buf[0] != '1') return;
 758
 759         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 760                 if (!strncasecmp(buf, "from=", 5)) {
 761                         strcpy(summ.from, &buf[5]);
 762                 }
 763                 if (!strncasecmp(buf, "subj=", 5)) {
 764                         if (strlen(&buf[5]) > 0) {
 765                                 strcpy(summ.subj, &buf[5]);
 766                                 if (strlen(summ.subj) > 75) {
 767                                         strcpy(&summ.subj[72], "...");
 768                                 }
 769                         }
 770                 }
 771                 /* if (!strncasecmp(buf, "rfca=", 5)) {
 772                         strcat(summ.from, " <");
 773                         strcat(summ.from, &buf[5]);
 774                         strcat(summ.from, ">");
 775                 } */
 776
 777                 if (!strncasecmp(buf, "node=", 5)) {
 778                         if ( ((WC->room_flags & QR_NETWORK)
 779                         || ((strcasecmp(&buf[5], serv_info.serv_nodename)
 780                         && (strcasecmp(&buf[5], serv_info.serv_fqdn)))))
 781                         ) {
 782                                 strcat(summ.from, " @ ");
 783                                 strcat(summ.from, &buf[5]);
 784                         }
 785                 }
 786
 787                 if (!strncasecmp(buf, "rcpt=", 5)) {
 788                         strcpy(summ.to, &buf[5]);
 789                 }
 790
 791                 if (!strncasecmp(buf, "time=", 5)) {
 792                         fmt_date(summ.date, atol(&buf[5]), 1);  /* brief */
 793                 }
 794         }
 795
 796         if (strlen(summ.from) > 25) {
 797                 strcpy(&summ.from[22], "...");
 798         }
 799
 800         wprintf("<TD>");
 801         if (is_new) wprintf("<B>");
 802         wprintf("<A HREF=\"/readfwd?startmsg=%ld"
 803                 "&maxmsgs=1&summary=0\">",
 804                 msgnum);
 805         escputs(summ.subj);
 806         wprintf("</A>");
 807         if (is_new) wprintf("</B>");
 808         wprintf("</TD><TD>");
 809         if (is_new) wprintf("<B>");
 810         escputs(summ.from);
 811         if (is_new) wprintf("</B>");
 812         wprintf(" </TD><TD>");
 813         if (is_new) wprintf("<B>");
 814         escputs(summ.date);
 815         if (is_new) wprintf("</B>");
 816         wprintf(" </TD>");
 817         wprintf("<TD>"
 818                 "<INPUT TYPE=\"checkbox\" NAME=\"msg_%ld\" VALUE=\"yes\">"
 819                 "</TD>\n");
 820
 821         return;
 822 }
 823
 824
 825
 826 void display_addressbook(long msgnum, char alpha) {
 827         char buf[SIZ];
 828         char mime_partnum[SIZ];
 829         char mime_filename[SIZ];
 830         char mime_content_type[SIZ];
 831         char mime_disposition[SIZ];
 832         int mime_length;
 833         char vcard_partnum[SIZ];
 834         char *vcard_source = NULL;
 835
 836         struct {
 837                 char date[SIZ];
 838                 char from[SIZ];
 839                 char to[SIZ];
 840                 char subj[SIZ];
 841                 int hasattachments;
 842         } summ;
 843
 844         memset(&summ, 0, sizeof(summ));
 845         strcpy(summ.subj, "(no subject)");
 846
 847         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 848         serv_puts(buf);
 849         serv_getln(buf, sizeof buf);
 850         if (buf[0] != '1') return;
 851
 852         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 853                 if (!strncasecmp(buf, "part=", 5)) {
 854                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 855                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 856                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 857                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 858                         mime_length = extract_int(&buf[5], 5);
 859
 860                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 861                                 strcpy(vcard_partnum, mime_partnum);
 862                         }
 863
 864                 }
 865         }
 866
 867         if (strlen(vcard_partnum) > 0) {
 868                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 869                 if (vcard_source != NULL) {
 870
 871                         /* Display the summary line */
 872                         display_vcard(vcard_source, alpha, 0, NULL);
 873
 874                         /* If it's my vCard I can edit it */
 875                         if (    (!strcasecmp(WC->wc_roomname, USERCONFIGROOM))
 876                                 || (!strcasecmp(&WC->wc_roomname[11], USERCONFIGROOM))
 877                                 || (WC->wc_view == VIEW_ADDRESSBOOK)
 878                         ) {
 879                                 wprintf("<A HREF=\"/edit_vcard?"
 880                                         "msgnum=%ld&partnum=%s\">",
 881                                         msgnum, vcard_partnum);
 882                                 wprintf("[edit]</A>");
 883                         }
 884
 885                         free(vcard_source);
 886                 }
 887         }
 888
 889 }
 890
 891
 892
 893 /* If it's an old "Firstname Lastname" style record, try to
 894  * convert it.
 895  */
 896 void lastfirst_firstlast(char *namebuf) {
 897         char firstname[SIZ];
 898         char lastname[SIZ];
 899         int i;
 900
 901         if (namebuf == NULL) return;
 902         if (strchr(namebuf, ';') != NULL) return;
 903
 904         i = num_tokens(namebuf, ' ');
 905         if (i < 2) return;
 906
 907         extract_token(lastname, namebuf, i-1, ' ', sizeof lastname);
 908         remove_token(namebuf, i-1, ' ');
 909         strcpy(firstname, namebuf);
 910         sprintf(namebuf, "%s; %s", lastname, firstname);
 911 }
 912
 913
 914 void fetch_ab_name(long msgnum, char *namebuf) {
 915         char buf[SIZ];
 916         char mime_partnum[SIZ];
 917         char mime_filename[SIZ];
 918         char mime_content_type[SIZ];
 919         char mime_disposition[SIZ];
 920         int mime_length;
 921         char vcard_partnum[SIZ];
 922         char *vcard_source = NULL;
 923         int i;
 924
 925         struct {
 926                 char date[SIZ];
 927                 char from[SIZ];
 928                 char to[SIZ];
 929                 char subj[SIZ];
 930                 int hasattachments;
 931         } summ;
 932
 933         if (namebuf == NULL) return;
 934         strcpy(namebuf, "");
 935
 936         memset(&summ, 0, sizeof(summ));
 937         strcpy(summ.subj, "(no subject)");
 938
 939         sprintf(buf, "MSG0 %ld|1", msgnum);     /* ask for headers only */
 940         serv_puts(buf);
 941         serv_getln(buf, sizeof buf);
 942         if (buf[0] != '1') return;
 943
 944         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 945                 if (!strncasecmp(buf, "part=", 5)) {
 946                         extract_token(mime_filename, &buf[5], 1, '|', sizeof mime_filename);
 947                         extract_token(mime_partnum, &buf[5], 2, '|', sizeof mime_partnum);
 948                         extract_token(mime_disposition, &buf[5], 3, '|', sizeof mime_disposition);
 949                         extract_token(mime_content_type, &buf[5], 4, '|', sizeof mime_content_type);
 950                         mime_length = extract_int(&buf[5], 5);
 951
 952                         if (!strcasecmp(mime_content_type, "text/x-vcard")) {
 953                                 strcpy(vcard_partnum, mime_partnum);
 954                         }
 955
 956                 }
 957         }
 958
 959         if (strlen(vcard_partnum) > 0) {
 960                 vcard_source = load_mimepart(msgnum, vcard_partnum);
 961                 if (vcard_source != NULL) {
 962
 963                         /* Grab the name off the card */
 964                         display_vcard(vcard_source, 0, 0, namebuf);
 965
 966                         free(vcard_source);
 967                 }
 968         }
 969
 970         lastfirst_firstlast(namebuf);
 971         striplt(namebuf);
 972         for (i=0; i<strlen(namebuf); ++i) {
 973                 if (namebuf[i] != ';') return;
 974         }
 975         strcpy(namebuf, "(no name)");
 976 }
 977
 978
 979
 980 /*
 981  * Record compare function for sorting address book indices
 982  */
 983 int abcmp(const void *ab1, const void *ab2) {
 984         return(strcasecmp(
 985                 (((const struct addrbookent *)ab1)->ab_name),
 986                 (((const struct addrbookent *)ab2)->ab_name)
 987         ));
 988 }
 989
 990
 991 /*
 992  * Helper function for do_addrbook_view()
 993  * Converts a name into a three-letter tab label
 994  */
 995 void nametab(char *tabbuf, char *name) {
 996         stresc(tabbuf, name, 0, 0);
 997         tabbuf[0] = toupper(tabbuf[0]);
 998         tabbuf[1] = tolower(tabbuf[1]);
 999         tabbuf[2] = tolower(tabbuf[2]);
1000         tabbuf[3] = 0;
1001 }
1002
1003
1004 /*
1005  * Render the address book using info we gathered during the scan
1006  */
1007 void do_addrbook_view(struct addrbookent *addrbook, int num_ab) {
1008         int i = 0;
1009         int displayed = 0;
1010         int bg = 0;
1011         static int NAMESPERPAGE = 60;
1012         int num_pages = 0;
1013         int page = 0;
1014         int tabfirst = 0;
1015         char tabfirst_label[SIZ];
1016         int tablast = 0;
1017         char tablast_label[SIZ];
1018
1019         if (num_ab == 0) {
1020                 wprintf("<I>This address book is empty.</I>\n");
1021                 return;
1022         }
1023
1024         if (num_ab > 1) {
1025                 qsort(addrbook, num_ab, sizeof(struct addrbookent), abcmp);
1026         }
1027
1028         num_pages = num_ab / NAMESPERPAGE;
1029
1030         page = atoi(bstr("page"));
1031
1032         wprintf("Page: ");
1033         for (i=0; i<=num_pages; ++i) {
1034                 if (i != page) {
1035                         wprintf("<A HREF=\"/readfwd?page=%d\">", i);
1036                 }
1037                 else {
1038                         wprintf("<B>");
1039                 }
1040                 tabfirst = i * NAMESPERPAGE;
1041                 tablast = tabfirst + NAMESPERPAGE - 1;
1042                 if (tablast > (num_ab - 1)) tablast = (num_ab - 1);
1043                 nametab(tabfirst_label, addrbook[tabfirst].ab_name);
1044                 nametab(tablast_label, addrbook[tablast].ab_name);
1045                 wprintf("[%s&nbsp;-&nbsp;%s]",
1046                         tabfirst_label, tablast_label
1047                 );
1048                 if (i != page) {
1049                         wprintf("</A>\n");
1050                 }
1051                 else {
1052                         wprintf("</B>\n");
1053                 }
1054         }
1055         wprintf("<br />\n");
1056
1057         wprintf("<TABLE border=0 cellspacing=0 "
1058                 "cellpadding=3 width=100%%>\n"
1059         );
1060
1061         for (i=0; i<num_ab; ++i) {
1062
1063                 if ((i / NAMESPERPAGE) == page) {
1064
1065                         if ((displayed % 4) == 0) {
1066                                 if (displayed > 0) {
1067                                         wprintf("</TR>\n");
1068                                 }
1069                                 bg = 1 - bg;
1070                                 wprintf("<TR BGCOLOR=\"#%s\">",
1071                                         (bg ? "DDDDDD" : "FFFFFF")
1072                                 );
1073                         }
1074
1075                         wprintf("<TD>");
1076
1077                         wprintf("<A HREF=\"/readfwd?startmsg=%ld&is_singlecard=1",
1078                                 addrbook[i].ab_msgnum);
1079                         wprintf("&maxmsgs=1&summary=0&alpha=%s\">", bstr("alpha"));
1080                         vcard_n_prettyize(addrbook[i].ab_name);
1081                         escputs(addrbook[i].ab_name);
1082                         wprintf("</A></TD>\n");
1083                         ++displayed;
1084                 }
1085         }
1086
1087         wprintf("</TR></TABLE>\n");
1088 }
1089
1090
1091
1092 /*
1093  * load message pointers from the server
1094  */
1095 int load_msg_ptrs(char *servcmd)
1096 {
1097         char buf[SIZ];
1098         int nummsgs;
1099         int maxload = 0;
1100
1101         nummsgs = 0;
1102         maxload = sizeof(WC->msgarr) / sizeof(long) ;
1103         serv_puts(servcmd);
1104         serv_getln(buf, sizeof buf);
1105         if (buf[0] != '1') {
1106                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1107                 return (nummsgs);
1108         }
1109         while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1110                 if (nummsgs < maxload) {
1111                         WC->msgarr[nummsgs] = atol(buf);
1112                         ++nummsgs;
1113                 }
1114         }
1115         return (nummsgs);
1116 }
1117
1118
1119 /*
1120  * command loop for reading messages
1121  */
1122 void readloop(char *oper)
1123 {
1124         char cmd[SIZ];
1125         char buf[SIZ];
1126         char old_msgs[SIZ];
1127         int is_new = 0;
1128         int a, b;
1129         int nummsgs;
1130         long startmsg;
1131         int maxmsgs;
1132         int num_displayed = 0;
1133         int is_summary = 0;
1134         int is_addressbook = 0;
1135         int is_singlecard = 0;
1136         int is_calendar = 0;
1137         int is_tasks = 0;
1138         int is_notes = 0;
1139         int remaining_messages;
1140         int lo, hi;
1141         int lowest_displayed = (-1);
1142         int highest_displayed = 0;
1143         long pn_previous = 0L;
1144         long pn_current = 0L;
1145         long pn_next = 0L;
1146         int bg = 0;
1147         struct addrbookent *addrbook = NULL;
1148         int num_ab = 0;
1149
1150         startmsg = atol(bstr("startmsg"));
1151         maxmsgs = atoi(bstr("maxmsgs"));
1152         is_summary = atoi(bstr("summary"));
1153         if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
1154
1155         output_headers(1, 1, 1, 0, 0, 0, 0);
1156
1157         /* When in summary mode, always show ALL messages instead of just
1158          * new or old.  Otherwise, show what the user asked for.
1159          */
1160         if (!strcmp(oper, "readnew")) {
1161                 strcpy(cmd, "MSGS NEW");
1162         }
1163         else if (!strcmp(oper, "readold")) {
1164                 strcpy(cmd, "MSGS OLD");
1165         }
1166         else {
1167                 strcpy(cmd, "MSGS ALL");
1168         }
1169
1170         if ((WC->wc_view == VIEW_MAILBOX) && (maxmsgs > 1)) {
1171                 is_summary = 1;
1172                 strcpy(cmd, "MSGS ALL");
1173         }
1174
1175         if ((WC->wc_view == VIEW_ADDRESSBOOK) && (maxmsgs > 1)) {
1176                 is_addressbook = 1;
1177                 strcpy(cmd, "MSGS ALL");
1178                 maxmsgs = 32767;
1179         }
1180
1181         if (is_summary) {
1182                 strcpy(cmd, "MSGS ALL");
1183         }
1184
1185         /* Are we doing a summary view?  If so, we need to know old messages
1186          * and new messages, so we can do that pretty boldface thing for the
1187          * new messages.
1188          */
1189         strcpy(old_msgs, "");
1190         if (is_summary) {
1191                 serv_puts("GTSN");
1192                 serv_getln(buf, sizeof buf);
1193                 if (buf[0] == '2') {
1194                         strcpy(old_msgs, &buf[4]);
1195                 }
1196         }
1197
1198         is_singlecard = atoi(bstr("is_singlecard"));
1199
1200         if (WC->wc_view == VIEW_CALENDAR) {             /* calendar */
1201                 is_calendar = 1;
1202                 strcpy(cmd, "MSGS ALL");
1203                 maxmsgs = 32767;
1204         }
1205         if (WC->wc_view == VIEW_TASKS) {                /* tasks */
1206                 is_tasks = 1;
1207                 strcpy(cmd, "MSGS ALL");
1208                 maxmsgs = 32767;
1209         }
1210         if (WC->wc_view == VIEW_NOTES) {                /* notes */
1211                 is_notes = 1;
1212                 strcpy(cmd, "MSGS ALL");
1213                 maxmsgs = 32767;
1214         }
1215
1216         nummsgs = load_msg_ptrs(cmd);
1217         if (nummsgs == 0) {
1218
1219                 if ((!is_tasks) && (!is_calendar) && (!is_notes)) {
1220                         if (!strcmp(oper, "readnew")) {
1221                                 wprintf("<EM>No new messages.</EM>\n");
1222                         } else if (!strcmp(oper, "readold")) {
1223                                 wprintf("<EM>No old messages.</EM>\n");
1224                         } else {
1225                                 wprintf("<EM>No messages here.</EM>\n");
1226                         }
1227                 }
1228
1229                 goto DONE;
1230         }
1231
1232         if (startmsg == 0L) startmsg = WC->msgarr[0];
1233         remaining_messages = 0;
1234
1235         for (a = 0; a < nummsgs; ++a) {
1236                 if (WC->msgarr[a] >= startmsg) {
1237                         ++remaining_messages;
1238                 }
1239         }
1240
1241         wprintf("<form name=\"msgomatic\" "
1242                 "METHOD=\"POST\" ACTION=\"/do_stuff_to_msgs\">\n");
1243         if (is_summary) {
1244                 wprintf("<div id=\"fix_scrollbar_bug\">"
1245                         "<table border=0 cellspacing=0 "
1246                         "cellpadding=0 width=100%%>\n"
1247                         "<TR>"
1248                         "<TD align=center><b><i>Subject</i></b></TD>"
1249                         "<TD align=center><b><i>Sender</i></b></TD>"
1250                         "<TD align=center><b><i>Date</i></b></TD>"
1251                         "<TD></TD>"
1252                         "</TR>\n"
1253                 );
1254         }
1255
1256         for (a = 0; a < nummsgs; ++a) {
1257                 if ((WC->msgarr[a] >= startmsg) && (num_displayed < maxmsgs)) {
1258
1259                         /* Are you a new message, or an old message? */
1260                         is_new = 0;
1261                         if (is_summary) {
1262                                 if (is_msg_in_mset(old_msgs, WC->msgarr[a])) {
1263                                         is_new = 0;
1264                                 }
1265                                 else {
1266                                         is_new = 1;
1267                                 }
1268                         }
1269
1270                         /* Learn which msgs "Prev" & "Next" buttons go to */
1271                         pn_current = WC->msgarr[a];
1272                         if (a > 0) pn_previous = WC->msgarr[a-1];
1273                         if (a < (nummsgs-1)) pn_next = WC->msgarr[a+1];
1274
1275                         /* If a tabular view, set up the line */
1276                         if (is_summary) {
1277                                 bg = 1 - bg;
1278                                 wprintf("<TR BGCOLOR=\"#%s\">",
1279                                         (bg ? "DDDDDD" : "FFFFFF")
1280                                 );
1281                         }
1282
1283                         /* Display the message */
1284                         if (is_summary) {
1285                                 summarize_message(WC->msgarr[a], is_new);
1286                         }
1287                         else if (is_addressbook) {
1288                                 fetch_ab_name(WC->msgarr[a], buf);
1289                                 ++num_ab;
1290                                 addrbook = realloc(addrbook,
1291                                         (sizeof(struct addrbookent) * num_ab) );
1292                                 safestrncpy(addrbook[num_ab-1].ab_name, buf,
1293                                         sizeof(addrbook[num_ab-1].ab_name));
1294                                 addrbook[num_ab-1].ab_msgnum = WC->msgarr[a];
1295                         }
1296                         else if (is_calendar) {
1297                                 display_calendar(WC->msgarr[a]);
1298                         }
1299                         else if (is_tasks) {
1300                                 display_task(WC->msgarr[a]);
1301                         }
1302                         else if (is_notes) {
1303                                 display_note(WC->msgarr[a]);
1304                         }
1305                         else {
1306                                 read_message(WC->msgarr[a]);
1307                         }
1308
1309                         /* If a tabular view, finish the line */
1310                         if (is_summary) {
1311                                 wprintf("</TR>\n");
1312                         }
1313
1314                         if (lowest_displayed < 0) lowest_displayed = a;
1315                         highest_displayed = a;
1316
1317                         ++num_displayed;
1318                         --remaining_messages;
1319                 }
1320         }
1321
1322         if (is_summary) {
1323                 wprintf("</table></div>\n");
1324         }
1325
1326         /* Bump these because although we're thinking in zero base, the user
1327          * is a drooling idiot and is thinking in one base.
1328          */
1329         ++lowest_displayed;
1330         ++highest_displayed;
1331
1332         /* If we're only looking at one message, do a prev/next thing */
1333         if (num_displayed == 1) {
1334            if ((!is_tasks) && (!is_calendar) && (!is_addressbook) && (!is_notes) && (!is_singlecard)) {
1335
1336                 wprintf("<div id=\"fix_scrollbar_bug\">"
1337                         "<table border=0 width=100%% bgcolor=\"#dddddd\"><tr><td>"
1338                         "Reading #%d of %d messages.</TD>\n"
1339                         "<TD ALIGN=RIGHT><FONT SIZE=+1>",
1340                         lowest_displayed, nummsgs);
1341
1342                 if (is_summary) {
1343                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1344                                 "VALUE=\"Delete selected\">\n");
1345                 }
1346
1347                 if (pn_previous > 0L) {
1348                         wprintf("<A HREF=\"/%s"
1349                                 "?startmsg=%ld"
1350                                 "&maxmsgs=1"
1351                                 "&summary=0\">"
1352                                 "Previous</A> \n",
1353                                         oper,
1354                                         pn_previous );
1355                 }
1356
1357                 if (pn_next > 0L) {
1358                         wprintf("<A HREF=\"/%s"
1359                                 "?startmsg=%ld"
1360                                 "&maxmsgs=1"
1361                                 "&summary=0\">"
1362                                 "Next</A> \n",
1363                                         oper,
1364                                         pn_next );
1365                 }
1366
1367                 wprintf("<A HREF=\"/%s?startmsg=%ld"
1368                         "&maxmsgs=%d&summary=1\">"
1369                         "Summary"
1370                         "</A>",
1371                         oper,
1372                         WC->msgarr[0],
1373                         DEFAULT_MAXMSGS
1374                 );
1375
1376                 wprintf("</td></tr></table></div>\n");
1377             }
1378         }
1379
1380         /*
1381          * If we're not currently looking at ALL requested
1382          * messages, then display the selector bar
1383          */
1384         if (num_displayed > 1) {
1385            if ((!is_tasks) && (!is_calendar) && (!is_addressbook)
1386               && (!is_notes) && (!is_singlecard)) {
1387
1388                 wprintf("Reading #", lowest_displayed, highest_displayed);
1389
1390                 wprintf("<SELECT NAME=\"whichones\" SIZE=\"1\" "
1391                         "OnChange=\"location.href=msgomatic.whichones.options"
1392                         "[selectedIndex].value\">\n");
1393
1394                 for (b=0; b<nummsgs; b = b + maxmsgs) {
1395                 lo = b+1;
1396                 hi = b+maxmsgs;
1397                 if (hi > nummsgs) hi = nummsgs;
1398                         wprintf("<OPTION %s VALUE="
1399                                 "\"/%s"
1400                                 "?startmsg=%ld"
1401                                 "&maxmsgs=%d"
1402                                 "&summary=%d\">"
1403                                 "%d-%d</OPTION> \n",
1404                                 ((WC->msgarr[b] == startmsg) ? "SELECTED" : ""),
1405                                 oper,
1406                                 WC->msgarr[b],
1407                                 maxmsgs,
1408                                 is_summary,
1409                                 lo, hi);
1410                 }
1411                 wprintf("<OPTION VALUE=\"/%s?startmsg=%ld"
1412                         "&maxmsgs=9999999&summary=%d\">"
1413                         "ALL"
1414                         "</OPTION> ",
1415                         oper,
1416                         WC->msgarr[0], is_summary);
1417
1418                 wprintf("</SELECT> of %d messages.", nummsgs);
1419
1420                 if (is_summary) {
1421                         wprintf("<INPUT TYPE=\"submit\" NAME=\"sc\" "
1422                                 "VALUE=\"Delete selected\">\n");
1423                 }
1424
1425             }
1426         }
1427         wprintf("</form>\n");
1428
1429 DONE:
1430         if (is_tasks) {
1431                 do_tasks_view();        /* Render the task list */
1432         }
1433
1434         if (is_calendar) {
1435                 do_calendar_view();     /* Render the calendar */
1436         }
1437
1438         if (is_addressbook) {
1439                 do_addrbook_view(addrbook, num_ab);     /* Render the address book */
1440         }
1441
1442         wDumpContent(1);
1443         if (addrbook != NULL) free(addrbook);
1444
1445         /* If we got here via a mailbox view and are reading a single
1446          * message, mark it as "seen." We do this after rendering the web page
1447          * so it doesn't keep the user waiting.
1448          */
1449         if ( (maxmsgs == 1) && (WC->wc_view == VIEW_MAILBOX) ) {
1450                 serv_printf("SEEN %ld|1", startmsg);
1451                 serv_getln(buf, sizeof buf);
1452         }
1453 }
1454
1455
1456 /*
1457  * Back end for post_message() ... this is where the actual message
1458  * gets transmitted to the server.
1459  */
1460 void post_mime_to_server(void) {
1461         char boundary[SIZ];
1462         int is_multipart = 0;
1463         static int seq = 0;
1464         struct wc_attachment *att;
1465         char *encoded;
1466         size_t encoded_length;
1467
1468         /* If there are attachments, we have to do multipart/mixed */
1469         if (WC->first_attachment != NULL) {
1470                 is_multipart = 1;
1471         }
1472
1473         if (is_multipart) {
1474                 sprintf(boundary, "---Citadel-Multipart-%s-%04x%04x---",
1475                         serv_info.serv_fqdn,
1476                         getpid(),
1477                         ++seq
1478                 );
1479
1480                 /* Remember, serv_printf() appends an extra newline */
1481                 serv_printf("Content-type: multipart/mixed; "
1482                         "boundary=\"%s\"\n", boundary);
1483                 serv_printf("This is a multipart message in MIME format.\n");
1484                 serv_printf("--%s", boundary);
1485         }
1486
1487         serv_puts("Content-type: text/html; charset=utf-8");
1488         serv_puts("");
1489         serv_puts("<HTML><BODY>\n");
1490         text_to_server(bstr("msgtext"), 0);
1491         serv_puts("</BODY></HTML>\n");
1492
1493
1494         if (is_multipart) {
1495
1496                 /* Add in the attachments */
1497                 for (att = WC->first_attachment; att!=NULL; att=att->next) {
1498
1499                         encoded_length = ((att->length * 150) / 100);
1500                         encoded = malloc(encoded_length);
1501                         if (encoded == NULL) break;
1502                         CtdlEncodeBase64(encoded, att->data, att->length);
1503
1504                         serv_printf("--%s", boundary);
1505                         serv_printf("Content-type: %s", att->content_type);
1506                         serv_printf("Content-disposition: attachment; "
1507                                 "filename=\"%s\"", att->filename);
1508                         serv_puts("Content-transfer-encoding: base64");
1509                         serv_puts("");
1510                         serv_write(encoded, strlen(encoded));
1511                         serv_puts("");
1512                         serv_puts("");
1513                         free(encoded);
1514                 }
1515                 serv_printf("--%s--", boundary);
1516         }
1517
1518         serv_puts("000");
1519 }
1520
1521
1522 /*
1523  * Post message (or don't post message)
1524  *
1525  * Note regarding the "dont_post" variable:
1526  * A random value (actually, it's just a timestamp) is inserted as a hidden
1527  * field called "postseq" when the display_enter page is generated.  This
1528  * value is checked when posting, using the static variable dont_post.  If a
1529  * user attempts to post twice using the same dont_post value, the message is
1530  * discarded.  This prevents the accidental double-saving of the same message
1531  * if the user happens to click the browser "back" button.
1532  */
1533 void post_message(void)
1534 {
1535         char buf[SIZ];
1536         static long dont_post = (-1L);
1537         struct wc_attachment *att, *aptr;
1538
1539         if (WC->upload_length > 0) {
1540
1541                 /* There's an attachment.  Save it to this struct... */
1542                 att = malloc(sizeof(struct wc_attachment));
1543                 memset(att, 0, sizeof(struct wc_attachment));
1544                 att->length = WC->upload_length;
1545                 strcpy(att->content_type, WC->upload_content_type);
1546                 strcpy(att->filename, WC->upload_filename);
1547                 att->next = NULL;
1548
1549                 /* And add it to the list. */
1550                 if (WC->first_attachment == NULL) {
1551                         WC->first_attachment = att;
1552                 }
1553                 else {
1554                         aptr = WC->first_attachment;
1555                         while (aptr->next != NULL) aptr = aptr->next;
1556                         aptr->next = att;
1557                 }
1558
1559                 /* Netscape sends a simple filename, which is what we want,
1560                  * but Satan's browser sends an entire pathname.  Reduce
1561                  * the path to just a filename if we need to.
1562                  */
1563                 while (num_tokens(att->filename, '/') > 1) {
1564                         remove_token(att->filename, 0, '/');
1565                 }
1566                 while (num_tokens(att->filename, '\\') > 1) {
1567                         remove_token(att->filename, 0, '\\');
1568                 }
1569
1570                 /* Transfer control of this memory from the upload struct
1571                  * to the attachment struct.
1572                  */
1573                 att->data = WC->upload;
1574                 WC->upload_length = 0;
1575                 WC->upload = NULL;
1576                 display_enter();
1577                 return;
1578         }
1579
1580         if (!strcasecmp(bstr("sc"), "Cancel")) {
1581                 sprintf(WC->ImportantMessage,
1582                         "Cancelled.  Message was not posted.");
1583         } else if (!strcasecmp(bstr("attach"), "Add")) {
1584                 display_enter();
1585                 return;
1586         } else if (atol(bstr("postseq")) == dont_post) {
1587                 sprintf(WC->ImportantMessage,
1588                         "Automatically cancelled because you have already "
1589                         "saved this message.");
1590         } else {
1591                 sprintf(buf, "ENT0 1|%s|0|4|%s",
1592                         bstr("recp"),
1593                         bstr("subject") );
1594                 serv_puts(buf);
1595                 serv_getln(buf, sizeof buf);
1596                 if (buf[0] == '4') {
1597                         post_mime_to_server();
1598                         if (strlen(bstr("recp")) > 0) {
1599                                 sprintf(WC->ImportantMessage, "Message has been sent.\n");
1600                         }
1601                         else {
1602                                 sprintf(WC->ImportantMessage, "Message has been posted.\n");
1603                         }
1604                         dont_post = atol(bstr("postseq"));
1605                 } else {
1606                         sprintf(WC->ImportantMessage,
1607                                 "%s", &buf[4]);
1608                 }
1609         }
1610
1611         free_attachments(WC);
1612         readloop("readnew");
1613 }
1614
1615
1616
1617
1618 /*
1619  * display the message entry screen
1620  */
1621 void display_enter(void)
1622 {
1623         char buf[SIZ];
1624         long now;
1625         struct wc_attachment *att;
1626
1627         if (strlen(bstr("force_room")) > 0) {
1628                 gotoroom(bstr("force_room"));
1629         }
1630
1631         /* Are we perhaps in an address book view?  If so, then an "enter
1632          * message" command really means "add new entry."
1633          */
1634         if (WC->wc_view == VIEW_ADDRESSBOOK) {
1635                 do_edit_vcard(-1, "", "");
1636                 return;
1637         }
1638
1639 #ifdef WEBCIT_WITH_CALENDAR_SERVICE
1640         /* Are we perhaps in a calendar view?  If so, then an "enter
1641          * message" command really means "add new calendar item."
1642          */
1643         if (WC->wc_view == VIEW_CALENDAR) {
1644                 display_edit_event();
1645                 return;
1646         }
1647
1648         /* Are we perhaps in a tasks view?  If so, then an "enter
1649          * message" command really means "add new task."
1650          */
1651         if (WC->wc_view == VIEW_TASKS) {
1652                 display_edit_task();
1653                 return;
1654         }
1655 #endif
1656
1657         /* Otherwise proceed normally.  Do a custom room banner with no navbar... */
1658         output_headers(1, 1, 2, 0, 0, 0, 0);
1659         wprintf("<div id=\"banner\">\n");
1660         embed_room_banner(NULL, navbar_none);
1661         wprintf("</div>\n");
1662         wprintf("<div id=\"content\">\n"
1663                 "<div id=\"fix_scrollbar_bug\">"
1664                 "<table width=100%% border=0 bgcolor=\"#ffffff\"><tr><td>");
1665
1666         sprintf(buf, "ENT0 0|%s|0|0", bstr("recp"));
1667         serv_puts(buf);
1668         serv_getln(buf, sizeof buf);
1669
1670         if (!strncmp(buf, "570", 3)) {
1671                 if (strlen(bstr("recp")) > 0) {
1672                         svprintf("RECPERROR", WCS_STRING,
1673                                 "<SPAN CLASS=\"errormsg\">%s</SPAN><br />\n",
1674                                 &buf[4]
1675                         );
1676                 }
1677                 do_template("prompt_for_recipient");
1678                 goto DONE;
1679         }
1680         if (buf[0] != '2') {
1681                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1682                 goto DONE;
1683         }
1684
1685         now = time(NULL);
1686         fmt_date(buf, now, 0);
1687         strcat(&buf[strlen(buf)], " <I>from</I> ");
1688         stresc(&buf[strlen(buf)], WC->wc_username, 1, 1);
1689         if (strlen(bstr("recp")) > 0) {
1690                 strcat(&buf[strlen(buf)], " <I>to</I> ");
1691                 stresc(&buf[strlen(buf)], bstr("recp"), 1, 1);
1692         }
1693         strcat(&buf[strlen(buf)], " <I>in</I> ");
1694         stresc(&buf[strlen(buf)], WC->wc_roomname, 1, 1);
1695
1696         /* begin message entry screen */
1697         // wprintf("<div style=\"position:absolute; left:1%%; width:96%%; height:100%%\">\n");
1698
1699         wprintf("<form enctype=\"multipart/form-data\" "
1700                 "method=\"POST\" action=\"/post\" "
1701                 "name=\"enterform\""
1702                 "onSubmit=\"return submitForm();\""
1703                 ">\n");
1704         wprintf("<input type=\"hidden\" name=\"recp\" value=\"%s\">\n",
1705                 bstr("recp"));
1706         wprintf("<input type=\"hidden\" name=\"postseq\" value=\"%ld\">\n",
1707                 now);
1708
1709         wprintf("%s<br>\n", buf);       /* header bar */
1710         wprintf("<img src=\"static/newmess3_24x.gif\" align=middle alt=\" \">");
1711                 /* "onLoad=\"document.enterform.msgtext.focus();\" " */
1712         wprintf("<font size=-1>Subject (optional):</font>"
1713                 "<input type=\"text\" name=\"subject\" value=\"");
1714         escputs(bstr("subject"));
1715         wprintf("\" size=40 maxlength=70>"
1716                 "&nbsp;"
1717         );
1718
1719         wprintf("<input type=\"submit\" name=\"sc\" value=\"");
1720         if (strlen(bstr("recp")) > 0) {
1721                 wprintf("Send message");
1722         } else {
1723                 wprintf("Post message");
1724         }
1725         wprintf("\">&nbsp;"
1726                 "<input type=\"submit\" name=\"sc\" value=\"Cancel\">\n");
1727
1728         wprintf("<center><script type=\"text/javascript\" "
1729                 "src=\"static/richtext.js\"></script>\n"
1730                 "<script type=\"text/javascript\">\n"
1731                 "function submitForm() { \n"
1732                 "  updateRTE('msgtext'); \n"
1733                 "  return true; \n"
1734                 "} \n"
1735                 "  \n"
1736                 "initRTE(\"static/\", \"static/\", \"\"); \n"
1737                 "</script> \n"
1738                 "<noscript>JavaScript must be enabled.</noscript> \n"
1739                 "<script type=\"text/javascript\"> \n"
1740                 "writeRichText('msgtext', '");
1741         msgescputs(bstr("msgtext"));
1742         wprintf("', '96%%', '200', true, false); \n"
1743                 "</script></center><br />\n");
1744
1745         /* Enumerate any attachments which are already in place... */
1746         wprintf("<img src=\"/static/diskette_24x.gif\" border=0 "
1747                 "align=middle height=16 width=16> Attachments: ");
1748         wprintf("<select name=\"which_attachment\" size=1>");
1749         for (att = WC->first_attachment; att != NULL; att = att->next) {
1750                 wprintf("<option value=\"");
1751                 urlescputs(att->filename);
1752                 wprintf("\">");
1753                 escputs(att->filename);
1754                 /* wprintf(" (%s, %d bytes)",att->content_type,att->length); */
1755                 wprintf("</option>\n");
1756         }
1757         wprintf("</select>");
1758
1759         /* Now offer the ability to attach additional files... */
1760         wprintf("&nbsp;&nbsp;&nbsp;"
1761                 "Attach file: <input NAME=\"attachfile\" "
1762                 "SIZE=16 TYPE=\"file\">\n&nbsp;&nbsp;"
1763                 "<input type=\"submit\" name=\"attach\" value=\"Add\">\n");
1764
1765         wprintf("</form>\n");
1766
1767         wprintf("</td></tr></table></div>\n");
1768 DONE:   wDumpContent(1);
1769 }
1770
1771
1772
1773
1774
1775
1776
1777
1778 void delete_msg(void)
1779 {
1780         long msgid;
1781         char buf[SIZ];
1782
1783         msgid = atol(bstr("msgid"));
1784
1785         output_headers(1, 1, 1, 0, 0, 0, 0);
1786
1787         sprintf(buf, "DELE %ld", msgid);
1788         serv_puts(buf);
1789         serv_getln(buf, sizeof buf);
1790         wprintf("<EM>%s</EM><br />\n", &buf[4]);
1791
1792         wDumpContent(1);
1793 }
1794
1795
1796
1797
1798 /*
1799  * Confirm move of a message
1800  */
1801 void confirm_move_msg(void)
1802 {
1803         long msgid;
1804         char buf[SIZ];
1805         char targ[SIZ];
1806
1807         msgid = atol(bstr("msgid"));
1808
1809         output_headers(1, 1, 1, 0, 0, 0, 0);
1810
1811         wprintf("<div id=\"fix_scrollbar_bug\">"
1812                 "<table width=100%% border=0 bgcolor=\"#444455\"><tr><td>");
1813         wprintf("<font size=+1 color=\"#ffffff\"");
1814         wprintf("<b>Confirm move of message</b>\n");
1815         wprintf("</font></td></tr></table></div>\n");
1816
1817         wprintf("<CENTER>");
1818
1819         wprintf("Move this message to:<br />\n");
1820
1821         wprintf("<form METHOD=\"POST\" ACTION=\"/move_msg\">\n");
1822         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n",
1823                 bstr("msgid"));
1824
1825
1826         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1827         serv_puts("LKRA");
1828         serv_getln(buf, sizeof buf);
1829         if (buf[0] == '1') {
1830                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1831                         extract_token(targ, buf, 0, '|', sizeof targ);
1832                         wprintf("<OPTION>");
1833                         escputs(targ);
1834                         wprintf("\n");
1835                 }
1836         }
1837         wprintf("</SELECT>\n");
1838         wprintf("<br />\n");
1839
1840         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Move\">");
1841         wprintf("&nbsp;");
1842         wprintf("<INPUT TYPE=\"submit\" NAME=\"yesno\" VALUE=\"Cancel\">");
1843         wprintf("</form></CENTER>\n");
1844
1845         wprintf("</CENTER>\n");
1846         wDumpContent(1);
1847 }
1848
1849
1850
1851 void move_msg(void)
1852 {
1853         long msgid;
1854         char buf[SIZ];
1855
1856         msgid = atol(bstr("msgid"));
1857
1858         output_headers(1, 1, 1, 0, 0, 0, 0);
1859
1860         if (!strcasecmp(bstr("yesno"), "Move")) {
1861                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1862                 serv_puts(buf);
1863                 serv_getln(buf, sizeof buf);
1864                 wprintf("<EM>%s</EM><br />\n", &buf[4]);
1865         } else {
1866                 wprintf("<EM>Message not moved.</EM><br />\n");
1867         }
1868
1869         wDumpContent(1);
1870 }
1871
1872 /*
1873  * This gets called when a user selects multiple messages in a summary
1874  * list and then clicks to perform a transformation of some sort on them
1875  * (such as deleting them).
1876  */
1877 void do_stuff_to_msgs(void) {
1878         char buf[SIZ];
1879         char sc[SIZ];
1880
1881         struct stuff_t {
1882                 struct stuff_t *next;
1883                 long msgnum;
1884         };
1885
1886         struct stuff_t *stuff = NULL;
1887         struct stuff_t *ptr;
1888
1889
1890         serv_puts("MSGS ALL");
1891         serv_getln(buf, sizeof buf);
1892
1893         if (buf[0] == '1') while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1894                 ptr = malloc(sizeof(struct stuff_t));
1895                 ptr->msgnum = atol(buf);
1896                 ptr->next = stuff;
1897                 stuff = ptr;
1898         }
1899
1900         strcpy(sc, bstr("sc"));
1901
1902         while (stuff != NULL) {
1903
1904                 sprintf(buf, "msg_%ld", stuff->msgnum);
1905                 if (!strcasecmp(bstr(buf), "yes")) {
1906
1907                         if (!strcasecmp(sc, "Delete selected")) {
1908                                 serv_printf("DELE %ld", stuff->msgnum);
1909                                 serv_getln(buf, sizeof buf);
1910                         }
1911
1912                 }
1913
1914                 ptr = stuff->next;
1915                 free(stuff);
1916                 stuff = ptr;
1917         }
1918
1919         readloop("readfwd");
1920 }