webcit/messages.c

   1 /*
   2  * $Id$
   3  *
   4  * Functions which deal with the fetching and displaying of messages.
   5  *
   6  */
   7
   8 #include "webcit.h"
   9 #include "webserver.h"
  10 #include "groupdav.h"
  11
  12 HashList *MsgHeaderHandler = NULL;
  13 HashList *MsgEvaluators = NULL;
  14 HashList *MimeRenderHandler = NULL;
  15 int dbg_analyze_msg = 0;
  16
  17 #define SUBJ_COL_WIDTH_PCT              50      /**< Mailbox view column width */
  18 #define SENDER_COL_WIDTH_PCT            30      /**< Mailbox view column width */
  19 #define DATE_PLUS_BUTTONS_WIDTH_PCT     20      /**< Mailbox view column width */
  20
  21 void jsonMessageListHdr(void);
  22
  23 void display_enter(void);
  24
  25 /*----------------------------------------------------------------------------*/
  26
  27
  28 typedef void (*MsgPartEvaluatorFunc)(message_summary *Sum, StrBuf *Buf);
  29
  30 typedef struct _MsgPartEvaluatorStruct {
  31         MsgPartEvaluatorFunc f;
  32 }MsgPartEvaluatorStruct;
  33
  34
  35 /*----------------------------------------------------------------------------*/
  36
  37
  38 int load_message(message_summary *Msg,
  39                  StrBuf *FoundCharset,
  40                  StrBuf **Error)
  41 {
  42         wcsession *WCC = WC;
  43         StrBuf *Buf;
  44         StrBuf *HdrToken;
  45         headereval *Hdr;
  46         void *vHdr;
  47         char buf[SIZ];
  48         int Done = 0;
  49         int state=0;
  50
  51         Buf = NewStrBuf();
  52         lprintf(1, "-------------------MSG4 %ld|%s--------------\n", Msg->msgnum, ChrPtr(Msg->PartNum));
  53         if (Msg->PartNum != NULL)
  54                 serv_printf("MSG4 %ld|%s", Msg->msgnum, ChrPtr(Msg->PartNum));
  55         else
  56                 serv_printf("MSG4 %ld", Msg->msgnum);
  57
  58         StrBuf_ServGetln(Buf);
  59         if (GetServerStatus(Buf, NULL) != 1) {
  60                 *Error = NewStrBuf();
  61                 StrBufAppendPrintf(*Error, "<strong>");
  62                 StrBufAppendPrintf(*Error, _("ERROR:"));
  63                 StrBufAppendPrintf(*Error, "</strong> %s<br />\n", &buf[4]);
  64                 FreeStrBuf(&Buf);
  65                 return 0;
  66         }
  67
  68         /** begin everythingamundo table */
  69         HdrToken = NewStrBuf();
  70         while ((StrBuf_ServGetln(Buf)>=0) && !Done) {
  71                 if ( (StrLength(Buf)==3) &&
  72                     !strcmp(ChrPtr(Buf), "000"))
  73                 {
  74                         Done = 1;
  75                         if (state < 2) {
  76                                 lprintf(1, _("unexpected end of message"));
  77                                 if (Msg->MsgBody->Data == NULL)
  78                                         Msg->MsgBody->Data = NewStrBuf();
  79                                 Msg->MsgBody->ContentType = NewStrBufPlain(HKEY("text/html"));
  80                                 StrBufAppendPrintf(Msg->MsgBody->Data, "<div><i>");
  81                                 StrBufAppendPrintf(Msg->MsgBody->Data, _("unexpected end of message"));
  82                                 StrBufAppendPrintf(Msg->MsgBody->Data, " (1)</i><br /><br />\n");
  83                                 StrBufAppendPrintf(Msg->MsgBody->Data, "</div>\n");
  84                         }
  85                         break;
  86                 }
  87                 switch (state) {
  88                 case 0:/* Citadel Message Headers */
  89                         if (StrLength(Buf) == 0) {
  90                                 state ++;
  91                                 break;
  92                         }
  93                         StrBufExtract_token(HdrToken, Buf, 0, '=');
  94                         StrBufCutLeft(Buf, StrLength(HdrToken) + 1);
  95
  96 #ifdef TECH_PREVIEW
  97                         if (dbg_analyze_msg) lprintf(1, ":: [%s] = [%s]\n", ChrPtr(HdrToken), ChrPtr(Buf));
  98 #endif
  99                         /* look up one of the examine_* functions to parse the content */
 100                         if (GetHash(MsgHeaderHandler, SKEY(HdrToken), &vHdr) &&
 101                             (vHdr != NULL)) {
 102                                 Hdr = (headereval*)vHdr;
 103                                 Hdr->evaluator(Msg, Buf, FoundCharset);
 104                                 if (Hdr->Type == 1) {
 105                                         state++;
 106                                 }
 107                         }/* TODO:
 108                         else LogError(Target,
 109                                       __FUNCTION__,
 110                                       "don't know how to handle message header[%s]\n",
 111                                       ChrPtr(HdrToken));
 112                          */
 113                         break;
 114                 case 1:/* Message Mime Header */
 115                         if (StrLength(Buf) == 0) {
 116                                 state++;
 117                                 if (Msg->MsgBody->ContentType == NULL)
 118                                         /* end of header or no header? */
 119                                         Msg->MsgBody->ContentType = NewStrBufPlain(HKEY("text/plain"));
 120                                  /* usual end of mime header */
 121                         }
 122                         else
 123                         {
 124                                 StrBufExtract_token(HdrToken, Buf, 0, ':');
 125                                 if (StrLength(HdrToken) > 0) {
 126                                         StrBufCutLeft(Buf, StrLength(HdrToken) + 1);
 127 #ifdef TECH_PREVIEW
 128                                         if (dbg_analyze_msg) lprintf(1, ":: [%s] = [%s]\n", ChrPtr(HdrToken), ChrPtr(Buf));
 129 #endif
 130                                         /* the examine*'s know how to do with mime headers too... */
 131                                         if (GetHash(MsgHeaderHandler, SKEY(HdrToken), &vHdr) &&
 132                                             (vHdr != NULL)) {
 133                                                 Hdr = (headereval*)vHdr;
 134                                                 Hdr->evaluator(Msg, Buf, FoundCharset);
 135                                         }
 136                                         break;
 137                                 }
 138                         }
 139                 case 2: /* Message Body */
 140
 141                         if (Msg->MsgBody->size_known > 0) {
 142                                 StrBuf_ServGetBLOBBuffered(Msg->MsgBody->Data, Msg->MsgBody->length);
 143                                 state ++;
 144                                 /*/ todo: check next line, if not 000, append following lines */
 145                         }
 146                         else if (1){
 147                                 if (StrLength(Msg->MsgBody->Data) > 0)
 148                                         StrBufAppendBufPlain(Msg->MsgBody->Data, "\n", 1, 0);
 149                                 StrBufAppendBuf(Msg->MsgBody->Data, Buf, 0);
 150                         }
 151                         break;
 152                 case 3:
 153                         StrBufAppendBuf(Msg->MsgBody->Data, Buf, 0);
 154                         break;
 155                 }
 156         }
 157
 158         if (Msg->AllAttach == NULL)
 159                 Msg->AllAttach = NewHash(1,NULL);
 160         /* now we put the body mimepart we read above into the mimelist */
 161         Put(Msg->AllAttach, SKEY(Msg->MsgBody->PartNum), Msg->MsgBody, DestroyMime);
 162
 163         /* Generate a reply-to address */
 164         if (StrLength(Msg->Rfca) > 0) {
 165                 if (Msg->reply_to == NULL)
 166                         Msg->reply_to = NewStrBuf();
 167                 if (StrLength(Msg->from) > 0) {
 168                         StrBufPrintf(Msg->reply_to, "%s <%s>", ChrPtr(Msg->from), ChrPtr(Msg->Rfca));
 169                 }
 170                 else {
 171                         FlushStrBuf(Msg->reply_to);
 172                         StrBufAppendBuf(Msg->reply_to, Msg->Rfca, 0);
 173                 }
 174         }
 175         else
 176         {
 177                 if ((StrLength(Msg->OtherNode)>0) &&
 178                     (strcasecmp(ChrPtr(Msg->OtherNode), ChrPtr(WCC->serv_info->serv_nodename))) &&
 179                     (strcasecmp(ChrPtr(Msg->OtherNode), ChrPtr(WCC->serv_info->serv_humannode)) ))
 180                 {
 181                         if (Msg->reply_to == NULL)
 182                                 Msg->reply_to = NewStrBuf();
 183                         StrBufPrintf(Msg->reply_to,
 184                                      "%s @ %s",
 185                                      ChrPtr(Msg->from),
 186                                      ChrPtr(Msg->OtherNode));
 187                 }
 188                 else {
 189                         if (Msg->reply_to == NULL)
 190                                 Msg->reply_to = NewStrBuf();
 191                         FlushStrBuf(Msg->reply_to);
 192                         StrBufAppendBuf(Msg->reply_to, Msg->from, 0);
 193                 }
 194         }
 195         FreeStrBuf(&Buf);
 196         FreeStrBuf(&HdrToken);
 197         return 1;
 198 }
 199
 200
 201
 202 /*
 203  * I wanna SEE that message!
 204  *
 205  * msgnum               Message number to display
 206  * printable_view       Nonzero to display a printable view
 207  * section              Optional for encapsulated message/rfc822 submessage
 208  */
 209 int read_message(StrBuf *Target, const char *tmpl, long tmpllen, long msgnum, const StrBuf *PartNum, const StrBuf **OutMime)
 210 {
 211         StrBuf *Buf;
 212         StrBuf *FoundCharset;
 213         HashPos  *it;
 214         void *vMime;
 215         message_summary *Msg = NULL;
 216         void *vHdr;
 217         long len;
 218         const char *Key;
 219         WCTemplputParams SubTP;
 220         StrBuf *Error = NULL;
 221
 222         Buf = NewStrBuf();
 223         FoundCharset = NewStrBuf();
 224         Msg = (message_summary *)malloc(sizeof(message_summary));
 225         memset(Msg, 0, sizeof(message_summary));
 226         Msg->msgnum = msgnum;
 227         Msg->PartNum = PartNum;
 228         Msg->MsgBody =  (wc_mime_attachment*) malloc(sizeof(wc_mime_attachment));
 229         memset(Msg->MsgBody, 0, sizeof(wc_mime_attachment));
 230         Msg->MsgBody->msgnum = msgnum;
 231
 232         if (!load_message(Msg, FoundCharset, &Error)) {
 233                 StrBufAppendBuf(Target, Error, 0);
 234                 FreeStrBuf(&Error);
 235         }
 236
 237         /* strip the bare contenttype, so we ommit charset etc. */
 238         StrBufExtract_token(Buf, Msg->MsgBody->ContentType, 0, ';');
 239         StrBufTrim(Buf);
 240         /* look up the renderer, that will convert this mimeitem into the htmlized form */
 241         if (GetHash(MimeRenderHandler, SKEY(Buf), &vHdr) &&
 242             (vHdr != NULL)) {
 243                 RenderMimeFuncStruct *Render;
 244                 Render = (RenderMimeFuncStruct*)vHdr;
 245                 Render->f(Msg->MsgBody, NULL, FoundCharset);
 246         }
 247
 248         if (StrLength(Msg->reply_references)> 0) {
 249                 /* Trim down excessively long lists of thread references.  We eliminate the
 250                  * second one in the list so that the thread root remains intact.
 251                  */
 252                 int rrtok = num_tokens(ChrPtr(Msg->reply_references), '|');
 253                 int rrlen = StrLength(Msg->reply_references);
 254                 if ( ((rrtok >= 3) && (rrlen > 900)) || (rrtok > 10) ) {
 255                         StrBufRemove_token(Msg->reply_references, 1, '|');
 256                 }
 257         }
 258
 259         /* now check if we need to translate some mimeparts, and remove the duplicate */
 260         it = GetNewHashPos(Msg->AllAttach, 0);
 261         while (GetNextHashPos(Msg->AllAttach, it, &len, &Key, &vMime) &&
 262                (vMime != NULL)) {
 263                 wc_mime_attachment *Mime = (wc_mime_attachment*) vMime;
 264                 evaluate_mime_part(Msg, Mime);
 265         }
 266         DeleteHashPos(&it);
 267         memset(&SubTP, 0, sizeof(WCTemplputParams));
 268         SubTP.Filter.ContextType = CTX_MAILSUM;
 269         SubTP.Context = Msg;
 270         *OutMime = DoTemplate(tmpl, tmpllen, Target, &SubTP);
 271
 272         DestroyMessageSummary(Msg);
 273         FreeStrBuf(&FoundCharset);
 274         FreeStrBuf(&Buf);
 275         return 1;
 276 }
 277
 278
 279
 280 void
 281 HttpStatus(long CitadelStatus)
 282 {
 283         long httpstatus = 502;
 284         long MajorStat = MAJORCODE(CitadelStatus);
 285         long MinorStat = MINORCODE(CitadelStatus);
 286
 287         switch (MAJORCODE(CitadelStatus))
 288         {
 289         case LISTING_FOLLOWS:
 290         case CIT_OK:
 291                 httpstatus = 201;
 292                 break;
 293         case ERROR:
 294                 switch (MINORCODE(CitadelStatus))
 295                 {
 296                 case INTERNAL_ERROR:
 297                         httpstatus = 403;
 298                         break;
 299
 300                 case TOO_BIG:
 301                 case ILLEGAL_VALUE:
 302                 case HIGHER_ACCESS_REQUIRED:
 303                 case MAX_SESSIONS_EXCEEDED:
 304                 case RESOURCE_BUSY:
 305                 case RESOURCE_NOT_OPEN:
 306                 case NOT_HERE:
 307                 case INVALID_FLOOR_OPERATION:
 308                 case FILE_NOT_FOUND:
 309                 case ROOM_NOT_FOUND:
 310                         httpstatus = 409;
 311                         break;
 312
 313                 case MESSAGE_NOT_FOUND:
 314                 case ALREADY_EXISTS:
 315                         httpstatus = 403;
 316                         break;
 317
 318                 case NO_SUCH_SYSTEM:
 319                         httpstatus = 502;
 320                         break;
 321
 322                 default:
 323                 case CMD_NOT_SUPPORTED:
 324                 case PASSWORD_REQUIRED:
 325                 case ALREADY_LOGGED_IN:
 326                 case USERNAME_REQUIRED:
 327                 case NOT_LOGGED_IN:
 328                 case SERVER_SHUTTING_DOWN:
 329                 case NO_SUCH_USER:
 330                 case ASYNC_GEXP:
 331                         httpstatus = 502;
 332                         break;
 333                 }
 334                 break;
 335
 336         default:
 337         case BINARY_FOLLOWS:
 338         case SEND_BINARY:
 339         case START_CHAT_MODE:
 340         case ASYNC_MSG:
 341         case MORE_DATA:
 342         case SEND_LISTING:
 343                 httpstatus = 502; /* aeh... whut? */
 344                 break;
 345         }
 346
 347
 348 }
 349
 350 /*
 351  * Unadorned HTML output of an individual message, suitable
 352  * for placing in a hidden iframe, for printing, or whatever
 353  *
 354  * msgnum_as_string == Message number, as a string instead of as a long int
 355  */
 356 void handle_one_message(void)
 357 {
 358         long CitStatus;
 359         int CopyMessage = 0;
 360         const StrBuf *Destination;
 361         void *vLine;
 362         const StrBuf *Mime;
 363         long msgnum = 0L;
 364         wcsession *WCC = WC;
 365         const StrBuf *Tmpl;
 366         StrBuf *CmdBuf = NULL;
 367
 368         msgnum = StrTol(WCC->UrlFragment3);
 369         gotoroom(WCC->UrlFragment2);
 370         switch (WCC->eReqType)
 371         {
 372         case eGET:
 373         case ePOST:
 374                 Tmpl = sbstr("template");
 375                 if (StrLength(Tmpl) > 0)
 376                         read_message(WCC->WBuf, SKEY(Tmpl), msgnum, NULL, &Mime);
 377                 else
 378                         read_message(WCC->WBuf, HKEY("view_message"), msgnum, NULL, &Mime);
 379                 http_transmit_thing(ChrPtr(Mime), 0);
 380                 break;
 381         case eDELETE:
 382                 CmdBuf = NewStrBuf ();
 383                 if (WCC->wc_is_trash) { /** Delete from Trash is a real delete */
 384                         serv_printf("DELE %ld", msgnum);
 385                 }
 386                 else {                  /** Otherwise move it to Trash */
 387                         serv_printf("MOVE %ld|_TRASH_|0", msgnum);
 388                 }
 389                 StrBuf_ServGetln(CmdBuf);
 390                 FlushStrBuf(WCC->ImportantMsg);
 391                 StrBufAppendBuf(WCC->ImportantMsg, CmdBuf, 4);
 392                 GetServerStatus(CmdBuf, &CitStatus);
 393                 HttpStatus(CitStatus);
 394                 break;
 395         case eCOPY:
 396                 CopyMessage = 1;
 397         case eMOVE:
 398                 if (GetHash(WCC->headers, HKEY("DESTINATION"), &vLine) &&
 399                     (vLine!=NULL)) {
 400                         Destination = (StrBuf*) vLine;
 401                         serv_printf("MOVE %ld|%s|%d", msgnum, ChrPtr(Destination), CopyMessage);
 402                         StrBuf_ServGetln(CmdBuf);
 403                         FlushStrBuf(WCC->ImportantMsg);
 404                         StrBufAppendBuf(WCC->ImportantMsg, CmdBuf, 4);
 405                         GetServerStatus(CmdBuf, &CitStatus);
 406                         HttpStatus(CitStatus);
 407                 }
 408                 else
 409                         HttpStatus(500);
 410                 break;
 411         default:
 412                 break;
 413
 414         }
 415 }
 416 /*
 417  * Unadorned HTML output of an individual message, suitable
 418  * for placing in a hidden iframe, for printing, or whatever
 419  *
 420  * msgnum_as_string == Message number, as a string instead of as a long int
 421  */
 422 void embed_message(void) {
 423         const StrBuf *Mime;
 424         long msgnum = 0L;
 425         wcsession *WCC = WC;
 426         const StrBuf *Tmpl;
 427         StrBuf *CmdBuf = NULL;
 428
 429         msgnum = StrTol(WCC->UrlFragment2);
 430         switch (WCC->eReqType)
 431         {
 432         case eGET:
 433         case ePOST:
 434                 Tmpl = sbstr("template");
 435                 if (StrLength(Tmpl) > 0)
 436                         read_message(WCC->WBuf, SKEY(Tmpl), msgnum, NULL, &Mime);
 437                 else
 438                         read_message(WCC->WBuf, HKEY("view_message"), msgnum, NULL, &Mime);
 439                 http_transmit_thing(ChrPtr(Mime), 0);
 440                 break;
 441         case eDELETE:
 442                 CmdBuf = NewStrBuf ();
 443                 if (WCC->wc_is_trash) { /** Delete from Trash is a real delete */
 444                         serv_printf("DELE %ld", msgnum);
 445                 }
 446                 else {                  /** Otherwise move it to Trash */
 447                         serv_printf("MOVE %ld|_TRASH_|0", msgnum);
 448                 }
 449                 StrBuf_ServGetln(CmdBuf);
 450                 FlushStrBuf(WCC->ImportantMsg);
 451                 StrBufAppendBuf(WCC->ImportantMsg, CmdBuf, 4);
 452                 break;
 453         default:
 454                 break;
 455
 456         }
 457 }
 458
 459
 460 /*
 461  * Printable view of a message
 462  *
 463  * msgnum_as_string == Message number, as a string instead of as a long int
 464  */
 465 void print_message(void) {
 466         long msgnum = 0L;
 467         const StrBuf *Mime;
 468
 469         msgnum = StrTol(WC->UrlFragment2);
 470         output_headers(0, 0, 0, 0, 0, 0);
 471
 472         hprintf("Content-type: text/html\r\n"
 473                 "Server: " PACKAGE_STRING "\r\n"
 474                 "Connection: close\r\n");
 475
 476         begin_burst();
 477
 478         read_message(WC->WBuf, HKEY("view_message_print"), msgnum, NULL, &Mime);
 479
 480         wDumpContent(0);
 481 }
 482
 483 /*
 484  * Mobile browser view of message
 485  *
 486  * @param msg_num_as_string Message number as a string instead of as a long int
 487  */
 488 void mobile_message_view(void)
 489 {
 490         long msgnum = 0L;
 491         const StrBuf *Mime;
 492
 493         msgnum = StrTol(WC->UrlFragment2);
 494         output_headers(1, 0, 0, 0, 0, 1);
 495         begin_burst();
 496         do_template("msgcontrols", NULL);
 497         read_message(WC->WBuf, HKEY("view_message"), msgnum, NULL, &Mime);
 498         wDumpContent(0);
 499 }
 500
 501 /**
 502  * \brief Display a message's headers
 503  *
 504  * \param msgnum_as_string Message number, as a string instead of as a long int
 505  */
 506 void display_headers(void) {
 507         long msgnum = 0L;
 508         char buf[1024];
 509
 510         msgnum = StrTol(WC->UrlFragment2);
 511         output_headers(0, 0, 0, 0, 0, 0);
 512
 513         hprintf("Content-type: text/plain\r\n"
 514                 "Server: %s\r\n"
 515                 "Connection: close\r\n",
 516                 PACKAGE_STRING);
 517         begin_burst();
 518
 519         serv_printf("MSG2 %ld|3", msgnum);
 520         serv_getln(buf, sizeof buf);
 521         if (buf[0] == '1') {
 522                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 523                         wprintf("%s\n", buf);
 524                 }
 525         }
 526
 527         wDumpContent(0);
 528 }
 529
 530
 531 message_summary *ReadOneMessageSummary(StrBuf *RawMessage, const char *DefaultSubject, long MsgNum)
 532 {
 533         void                 *vEval;
 534         MsgPartEvaluatorStruct  *Eval;
 535         message_summary      *Msg;
 536         StrBuf *Buf;
 537         const char *buf;
 538         const char *ebuf;
 539         int nBuf;
 540         long len;
 541
 542         Buf = NewStrBuf();
 543
 544         serv_printf("MSG0 %ld|1", MsgNum);      /* ask for headers only */
 545
 546         StrBuf_ServGetln(Buf);
 547         if (GetServerStatus(Buf, NULL) == 1) {
 548                 FreeStrBuf(&Buf);
 549                 return NULL;
 550         }
 551
 552         Msg = (message_summary*)malloc(sizeof(message_summary));
 553         memset(Msg, 0, sizeof(message_summary));
 554         while (len = StrBuf_ServGetln(Buf),
 555                ((len != 3)  ||
 556                 strcmp(ChrPtr(Buf), "000")== 0)){
 557                 buf = ChrPtr(Buf);
 558                 ebuf = strchr(ChrPtr(Buf), '=');
 559                 nBuf = ebuf - buf;
 560                 if (GetHash(MsgEvaluators, buf, nBuf, &vEval) && vEval != NULL) {
 561                         Eval = (MsgPartEvaluatorStruct*) vEval;
 562                         StrBufCutLeft(Buf, nBuf + 1);
 563                         Eval->f(Msg, Buf);
 564                 }
 565                 else lprintf(1, "Don't know how to handle Message Headerline [%s]", ChrPtr(Buf));
 566         }
 567         return Msg;
 568 }
 569
 570
 571
 572
 573
 574 /*
 575  * load message pointers from the server for a "read messages" operation
 576  *
 577  * servcmd:             the citadel command to send to the citserver
 578  * with_headers:        also include some of the headers with the message numbers (more expensive)
 579  */
 580 int load_msg_ptrs(const char *servcmd, int with_headers)
 581 {
 582         StrBuf* FoundCharset = NULL;
 583         wcsession *WCC = WC;
 584         message_summary *Msg;
 585         StrBuf *Buf, *Buf2;
 586         int nummsgs = 0;
 587         int maxload = 0;
 588         long len;
 589         int n;
 590         int skipit;
 591         const char *Ptr = NULL;
 592
 593         if (WCC->summ != NULL) {
 594                 DeleteHash(&WCC->summ);
 595         }
 596         WCC->summ = NewHash(1, Flathash);
 597         maxload = 10000;
 598
 599         Buf = NewStrBuf();
 600         serv_puts(servcmd);
 601         StrBuf_ServGetln(Buf);
 602         if (GetServerStatus(Buf, NULL) != 1) {
 603                 FreeStrBuf(&Buf);
 604                 return (nummsgs);
 605         }
 606         Buf2 = NewStrBuf();
 607         while (len = StrBuf_ServGetln(Buf),
 608                ((len != 3)  ||
 609                 strcmp(ChrPtr(Buf), "000")!= 0))
 610         {
 611                 if (nummsgs < maxload) {
 612                         skipit = 0;
 613                         Ptr = NULL;
 614                         Msg = (message_summary*)malloc(sizeof(message_summary));
 615                         memset(Msg, 0, sizeof(message_summary));
 616
 617                         Msg->msgnum = StrBufExtractNext_long(Buf, &Ptr, '|');
 618                         Msg->date = StrBufExtractNext_long(Buf, &Ptr, '|');
 619                         /*
 620                          * as citserver probably gives us messages in forward date sorting
 621                          * nummsgs should be the same order as the message date.
 622                          */
 623                         if (Msg->date == 0) {
 624                                 Msg->date = nummsgs;
 625                                 if (StrLength(Buf) < 32)
 626                                         skipit = 1;
 627                         }
 628                         if (!skipit) {
 629                                 Msg->from = NewStrBufPlain(NULL, StrLength(Buf));
 630                                 StrBufExtract_NextToken(Buf2, Buf, &Ptr, '|');
 631                                 if (StrLength(Buf2) != 0) {
 632                                         /** Handle senders with RFC2047 encoding */
 633                                         StrBuf_RFC822_to_Utf8(Msg->from, Buf2, WCC->DefaultCharset, FoundCharset);
 634                                 }
 635
 636                                 /** Nodename */
 637                                 StrBufExtract_NextToken(Buf2, Buf, &Ptr, '|');
 638                                 if ((StrLength(Buf2) !=0 ) &&
 639                                     ( ((WCC->room_flags & QR_NETWORK)
 640                                        || ((strcasecmp(ChrPtr(Buf2), ChrPtr(WCC->serv_info->serv_nodename))
 641                                             && (strcasecmp(ChrPtr(Buf2), ChrPtr(WCC->serv_info->serv_fqdn))))))))
 642                                 {
 643                                         StrBufAppendBufPlain(Msg->from, HKEY(" @ "), 0);
 644                                         StrBufAppendBuf(Msg->from, Buf2, 0);
 645                                 }
 646
 647                                 /** Not used:
 648                                     StrBufExtract_token(Msg->inetaddr, Buf, 4, '|');
 649                                 */
 650                                 StrBufSkip_NTokenS(Buf, &Ptr, '|', 1);
 651                                 Msg->subj = NewStrBufPlain(NULL, StrLength(Buf));
 652                                 StrBufExtract_NextToken(Buf2,  Buf, &Ptr, '|');
 653                                 if (StrLength(Buf2) == 0)
 654                                         StrBufAppendBufPlain(Msg->subj, _("(no subject)"), -1,0);
 655                                 else {
 656                                         StrBuf_RFC822_to_Utf8(Msg->subj, Buf2, WCC->DefaultCharset, FoundCharset);
 657                                         if ((StrLength(Msg->subj) > 75) &&
 658                                             (StrBuf_Utf8StrLen(Msg->subj) > 75)) {
 659                                                 StrBuf_Utf8StrCut(Msg->subj, 72);
 660                                                 StrBufAppendBufPlain(Msg->subj, HKEY("..."), 0);
 661                                         }
 662                                 }
 663
 664
 665                                 if ((StrLength(Msg->from) > 25) &&
 666                                     (StrBuf_Utf8StrLen(Msg->from) > 25)) {
 667                                         StrBuf_Utf8StrCut(Msg->from, 23);
 668                                         StrBufAppendBufPlain(Msg->from, HKEY("..."), 0);
 669                                 }
 670                         }
 671                         n = Msg->msgnum;
 672                         Put(WCC->summ, (const char *)&n, sizeof(n), Msg, DestroyMessageSummary);
 673                 }
 674                 nummsgs++;
 675         }
 676         FreeStrBuf(&Buf2);
 677         FreeStrBuf(&Buf);
 678         return (nummsgs);
 679 }
 680
 681
 682 inline message_summary* GetMessagePtrAt(int n, HashList *Summ)
 683 {
 684         const char *Key;
 685         long HKLen;
 686         void *vMsg;
 687
 688         if (Summ == NULL)
 689                 return NULL;
 690         GetHashAt(Summ, n, &HKLen, &Key, &vMsg);
 691         return (message_summary*) vMsg;
 692 }
 693
 694
 695 long DrawMessageDropdown(StrBuf *Selector, long maxmsgs, long startmsg, int nMessages)
 696 {
 697         StrBuf *TmpBuf;
 698         wcsession *WCC = WC;
 699         void *vMsg;
 700         int lo, hi;
 701         long ret;
 702         long hklen;
 703         const char *key;
 704         int done = 0;
 705         int nItems;
 706         HashPos *At;
 707         long vector[16];
 708         WCTemplputParams SubTP;
 709
 710         memset(&SubTP, 0, sizeof(WCTemplputParams));
 711         SubTP.Filter.ContextType = CTX_LONGVECTOR;
 712         SubTP.Context = &vector;
 713         TmpBuf = NewStrBuf();
 714         At = GetNewHashPos(WCC->summ, nMessages);
 715         nItems = GetCount(WCC->summ);
 716         ret = nMessages;
 717         vector[0] = 7;
 718         vector[2] = 1;
 719         vector[1] = startmsg;
 720         vector[3] = 0;
 721
 722         while (!done) {
 723                 vector[3] = abs(nMessages);
 724                 lo = GetHashPosCounter(At);
 725                 if (nMessages > 0) {
 726                         if (lo + nMessages >= nItems) {
 727                                 hi = nItems - 1;
 728                                 vector[3] = nItems - lo;
 729                                 if (startmsg == lo)
 730                                         ret = vector[3];
 731                         }
 732                         else {
 733                                 hi = lo + nMessages - 1;
 734                         }
 735                 } else {
 736                         if (lo + nMessages < -1) {
 737                                 hi = 0;
 738                         }
 739                         else {
 740                                 if ((lo % abs(nMessages)) != 0) {
 741                                         int offset = (lo % abs(nMessages) *
 742                                                       (nMessages / abs(nMessages)));
 743                                         hi = lo + offset;
 744                                         vector[3] = abs(offset);
 745                                         if (startmsg == lo)
 746                                                  ret = offset;
 747                                 }
 748                                 else
 749                                         hi = lo + nMessages;
 750                         }
 751                 }
 752                 done = !GetNextHashPos(WCC->summ, At, &hklen, &key, &vMsg);
 753
 754                 /**
 755                  * Bump these because although we're thinking in zero base, the user
 756                  * is a drooling idiot and is thinking in one base.
 757                  */
 758                 vector[4] = lo + 1;
 759                 vector[5] = hi + 1;
 760                 vector[6] = lo;
 761                 FlushStrBuf(TmpBuf);
 762                 dbg_print_longvector(vector);
 763                 DoTemplate(HKEY("select_messageindex"), TmpBuf, &SubTP);
 764                 StrBufAppendBuf(Selector, TmpBuf, 0);
 765         }
 766         vector[6] = 0;
 767         FlushStrBuf(TmpBuf);
 768         if (maxmsgs == 9999999) {
 769                 vector[1] = 1;
 770                 ret = maxmsgs;
 771         }
 772         else
 773                 vector[1] = 0;
 774         vector[2] = 0;
 775         dbg_print_longvector(vector);
 776         DoTemplate(HKEY("select_messageindex_all"), TmpBuf, &SubTP);
 777         StrBufAppendBuf(Selector, TmpBuf, 0);
 778         FreeStrBuf(&TmpBuf);
 779         DeleteHashPos(&At);
 780         return ret;
 781 }
 782
 783 void load_seen_flags(void)
 784 {
 785         message_summary *Msg;
 786         const char *HashKey;
 787         long HKLen;
 788         HashPos *at;
 789         void *vMsg;
 790         StrBuf *OldMsg;
 791         wcsession *WCC = WC;
 792
 793         OldMsg = NewStrBuf();
 794         serv_puts("GTSN");
 795         StrBuf_ServGetln(OldMsg);
 796         if (GetServerStatus(OldMsg, NULL) == 2) {
 797                 StrBufCutLeft(OldMsg, 4);
 798         }
 799         else {
 800                 FreeStrBuf(&OldMsg);
 801                 return;
 802         }
 803         at = GetNewHashPos(WCC->summ, 0);
 804         while (GetNextHashPos(WCC->summ, at, &HKLen, &HashKey, &vMsg)) {
 805                 /** Are you a new message, or an old message? */
 806                 Msg = (message_summary*) vMsg;
 807                 if (is_msg_in_mset(ChrPtr(OldMsg), Msg->msgnum)) {
 808                         Msg->is_new = 0;
 809                 }
 810                 else {
 811                         Msg->is_new = 1;
 812                 }
 813         }
 814         FreeStrBuf(&OldMsg);
 815         DeleteHashPos(&at);
 816 }
 817
 818 extern readloop_struct rlid[];
 819
 820 /*
 821  * command loop for reading messages
 822  *
 823  * Set oper to "readnew" or "readold" or "readfwd" or "headers"
 824  */
 825 void readloop(long oper)
 826 {
 827         StrBuf *MessageDropdown = NULL;
 828         StrBuf *BBViewToolBar = NULL;
 829         void *vMsg;
 830         message_summary *Msg;
 831         char cmd[256] = "";
 832         char buf[SIZ];
 833         int a = 0;
 834         int with_headers = 0;
 835         int nummsgs;
 836         long startmsg = 0;
 837         int maxmsgs = 0;
 838         long *displayed_msgs = NULL;
 839         int num_displayed = 0;
 840         int is_singlecard = 0;
 841         struct calview calv;
 842         int i;
 843         int lowest_displayed = (-1);
 844         int highest_displayed = 0;
 845         addrbookent *addrbook = NULL;
 846         int num_ab = 0;
 847         int bbs_reverse = 0;
 848         wcsession *WCC = WC;
 849         HashPos *at;
 850         const char *HashKey;
 851         long HKLen;
 852         int care_for_empty_list = 0;
 853         int load_seen = 0;
 854         int sortit = 0;
 855         int defaultsortorder = 0;
 856         WCTemplputParams SubTP;
 857         char *ab_name;
 858         const StrBuf *Mime;
 859
 860         if (havebstr("is_summary") && (1 == (ibstr("is_summary"))))
 861                 WCC->wc_view = VIEW_MAILBOX;
 862
 863         if (!WCC->is_ajax) {
 864         output_headers(1, 1, 1, 0, 0, 0);
 865         } else if (WCC->wc_view == VIEW_MAILBOX) {
 866           jsonMessageListHdr();
 867         }
 868
 869         switch (WCC->wc_view) {
 870         case VIEW_WIKI:
 871                 sprintf(buf, "wiki?room=%s&page=home", ChrPtr(WCC->wc_roomname));
 872                 http_redirect(buf);
 873                 return;
 874         case VIEW_CALBRIEF:
 875         case VIEW_CALENDAR:
 876                 load_seen = 1;
 877                 strcpy(cmd, "MSGS ALL");
 878                 maxmsgs = 32767;
 879                 parse_calendar_view_request(&calv);
 880                 break;
 881         case VIEW_TASKS:
 882                 strcpy(cmd, "MSGS ALL");
 883                 maxmsgs = 32767;
 884                 break;
 885         case VIEW_NOTES:
 886                 strcpy(cmd, "MSGS ALL");
 887                 maxmsgs = 32767;
 888                 wprintf("<div id=\"new_notes_here\"></div>\n");
 889                 break;
 890         case VIEW_ADDRESSBOOK:
 891                 is_singlecard = ibstr("is_singlecard");
 892                 if (is_singlecard != 1) {
 893                         if (oper == do_search) {
 894                                 snprintf(cmd, sizeof(cmd), "MSGS SEARCH|%s", bstr("query"));
 895                         }
 896                         else {
 897                                 strcpy(cmd, "MSGS ALL");
 898                         }
 899                         maxmsgs = 9999999;
 900                         break;
 901                 }
 902                 break;
 903         case VIEW_MAILBOX:
 904           if (!WCC->is_ajax) {
 905             new_summary_view();
 906             return;
 907           } else {
 908                 defaultsortorder = 2;
 909                 sortit = 1;
 910                 load_seen = 1;
 911                 care_for_empty_list = 0;
 912                 with_headers = 1;
 913                 /* Generally using maxmsgs|startmsg is not required
 914                    in mailbox view, but we have a 'safemode' for clients
 915                    (*cough* Exploder) that simply can't handle too many */
 916                 if (havebstr("maxmsgs")) maxmsgs = ibstr("maxmsgs");
 917                 else maxmsgs = 9999999;
 918                 if (havebstr("startmsg")) startmsg = lbstr("startmsg");
 919                 snprintf(cmd, sizeof(cmd), "MSGS %s|%s||1",
 920                          (oper == do_search) ? "SEARCH" : "ALL",
 921                          (oper == do_search) ? bstr("query") : ""
 922                         );
 923           }
 924                 break;
 925         case VIEW_BBS:
 926         default:
 927                 defaultsortorder = 1;
 928                 startmsg = -1;
 929                 sortit = 1;
 930                 care_for_empty_list = 1;
 931
 932                 rlid[oper].cmd(cmd, sizeof(cmd));
 933                 SetAccessCommand(oper);
 934
 935                 if (havebstr("maxmsgs"))
 936                         maxmsgs = ibstr("maxmsgs");
 937                 if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
 938
 939                 if (havebstr("startmsg")) {
 940                         startmsg = lbstr("startmsg");
 941                 }
 942
 943         }
 944
 945         nummsgs = load_msg_ptrs(cmd, with_headers);
 946         if (nummsgs == 0) {
 947                 if (care_for_empty_list) {
 948                         wprintf("<div class=\"nomsgs\"><br><em>");
 949                         switch (oper) {
 950                         case readnew:
 951                                 wprintf(_("No new messages."));
 952                                 break;
 953                         case readold:
 954                                 wprintf(_("No old messages."));
 955                                 break;
 956                         default:
 957                                 wprintf(_("No messages here."));
 958                         }
 959                         wprintf("</em><br></div>\n");
 960                         goto DONE;
 961                 }
 962
 963         }
 964
 965         if (sortit) {
 966                 CompareFunc SortIt;
 967                 memset(&SubTP, 0, sizeof(WCTemplputParams));
 968                 SubTP.Filter.ContextType = CTX_NONE;
 969                 SubTP.Context = NULL;
 970                 SortIt =  RetrieveSort(&SubTP, NULL, 0,
 971                                        HKEY("date"), defaultsortorder);
 972                 if (SortIt != NULL)
 973                         SortByPayload(WCC->summ, SortIt);
 974                 if (WCC->wc_view == VIEW_BBS) {
 975                         if (lbstr("SortOrder") == 2) {
 976                                 bbs_reverse = 1;
 977                                 num_displayed = -DEFAULT_MAXMSGS;
 978                         }
 979                         else {
 980                                 bbs_reverse = 0;
 981                                 num_displayed = DEFAULT_MAXMSGS;
 982                         }
 983                 }
 984         }
 985         if (startmsg < 0) startmsg = (bbs_reverse) ? nummsgs - 1 : 0;
 986
 987         if (load_seen) load_seen_flags();
 988
 989         /**
 990          * If we're to print s.th. above the message list...
 991          */
 992         switch (WCC->wc_view) {
 993         case VIEW_BBS:
 994                 BBViewToolBar = NewStrBuf();
 995                 MessageDropdown = NewStrBuf();
 996
 997                 maxmsgs = DrawMessageDropdown(MessageDropdown, maxmsgs, startmsg, num_displayed);
 998                 if (num_displayed < 0) {
 999                         startmsg += maxmsgs;
1000                         if (num_displayed != maxmsgs)
1001                                 maxmsgs = abs(maxmsgs) + 1;
1002                         else
1003                                 maxmsgs = abs(maxmsgs);
1004
1005                 }
1006                 memset(&SubTP, 0, sizeof(WCTemplputParams));
1007                 SubTP.Filter.ContextType = CTX_STRBUF;
1008                 SubTP.Context = MessageDropdown;
1009                 DoTemplate(HKEY("msg_listselector_top"), BBViewToolBar, &SubTP);
1010                 StrBufAppendBuf(WCC->WBuf, BBViewToolBar, 0);
1011                 FlushStrBuf(BBViewToolBar);
1012                 break;
1013         }
1014         WCC->startmsg =  startmsg;
1015         WCC->maxmsgs = maxmsgs;
1016         WCC->num_displayed = 0;
1017
1018         /* Put some helpful data in vars for mailsummary_json */
1019         svputlong("READLOOP:TOTALMSGS", nummsgs);
1020         svputlong("READLOOP:STARTMSG", startmsg);
1021         svputlong("WCVIEW", WCC->wc_view);
1022         /*
1023          * iterate over each message. if we need to load an attachment, do it here.
1024          */
1025         if (WCC->wc_view == VIEW_MAILBOX) goto NO_MSG_LOOP;
1026         /*
1027          * iterate over each message. if we need to load an attachment, do it here.
1028          */
1029         at = GetNewHashPos(WCC->summ, 0);
1030         num_displayed = i = 0;
1031         while (GetNextHashPos(WCC->summ, at, &HKLen, &HashKey, &vMsg)) {
1032                 Msg = (message_summary*) vMsg;
1033                 if ((Msg->msgnum >= startmsg) && (num_displayed <= maxmsgs)) {
1034                         switch (WCC->wc_view) {
1035                         case VIEW_WIKI:
1036                                 break;
1037                         case VIEW_CALBRIEF: /* load the mime attachments for special tasks... */
1038                         case VIEW_CALENDAR:
1039                                 load_calendar_item(Msg, Msg->is_new, &calv);
1040                                 break;
1041                         case VIEW_TASKS:
1042                                 display_task(Msg, Msg->is_new);
1043                                 break;
1044                         case VIEW_NOTES:
1045                                 display_note(Msg, Msg->is_new);
1046                                 break;
1047                         case VIEW_ADDRESSBOOK:
1048                                 ab_name = NULL;
1049                                 fetch_ab_name(Msg, &ab_name);
1050                                 if (ab_name == NULL)
1051                                         break;
1052                                 ++num_ab;
1053                                 addrbook = realloc(addrbook,
1054                                                    (sizeof(addrbookent) * num_ab) );
1055                                 safestrncpy(addrbook[num_ab-1].ab_name, ab_name,
1056                                             sizeof(addrbook[num_ab-1].ab_name));
1057                                 addrbook[num_ab-1].ab_msgnum = Msg->msgnum;
1058                                 free(ab_name);
1059                                 break;
1060                         case VIEW_BBS: /* Tag the mails we want to show in bbview... */
1061                         default:
1062                                 if (displayed_msgs == NULL) {
1063                                         displayed_msgs = malloc(sizeof(long) *
1064                                                                 (maxmsgs<nummsgs ? maxmsgs + 1 : nummsgs + 1));
1065                                 }
1066                                 if ((i >= startmsg) && (i < startmsg + maxmsgs)) {
1067                                         displayed_msgs[num_displayed] = Msg->msgnum;
1068                                         if (lowest_displayed < 0) lowest_displayed = a;
1069                                         highest_displayed = a;
1070
1071                                         num_displayed++;
1072                                 }
1073                         }
1074                 }
1075                 i++;
1076         }
1077         DeleteHashPos(&at);
1078
1079  NO_MSG_LOOP:
1080         /*
1081          * Done iterating the message list. now tasks we want to do after.
1082          */
1083         switch (WCC->wc_view) {
1084         case VIEW_MAILBOX:
1085           DoTemplate(HKEY("mailsummary_json"),NULL, &SubTP);
1086           break;
1087         case VIEW_BBS:
1088                 if (displayed_msgs != NULL) {
1089                         /** if we do a split bbview in the future, begin messages div here */
1090
1091                         for (a=0; a<num_displayed; ++a) {
1092                                 read_message(WCC->WBuf, HKEY("view_message"), displayed_msgs[a], NULL, &Mime);
1093                         }
1094
1095                         /** if we do a split bbview in the future, end messages div here */
1096
1097                         free(displayed_msgs);
1098                         displayed_msgs = NULL;
1099                 }
1100                 memset(&SubTP, 0, sizeof(WCTemplputParams));
1101                 SubTP.Filter.ContextType = CTX_STRBUF;
1102                 SubTP.Context = MessageDropdown;
1103                 DoTemplate(HKEY("msg_listselector_bottom"), BBViewToolBar, &SubTP);
1104                 StrBufAppendBuf(WCC->WBuf, BBViewToolBar, 0);
1105
1106                 FreeStrBuf(&BBViewToolBar);
1107                 FreeStrBuf(&MessageDropdown);
1108         }
1109
1110
1111 DONE:
1112         switch (WCC->wc_view) {
1113         case VIEW_WIKI:
1114                 break;
1115         case VIEW_CALBRIEF:
1116         case VIEW_CALENDAR:
1117                 render_calendar_view(&calv);
1118                 break;
1119         case VIEW_TASKS:
1120                 do_tasks_view();        /** Render the task list */
1121                 break;
1122         case VIEW_NOTES:
1123                 break;
1124         case VIEW_ADDRESSBOOK:
1125                 if (is_singlecard)
1126                         read_message(WC->WBuf, HKEY("view_message"), lbstr("startmsg"), NULL, &Mime);
1127                 else
1128                         do_addrbook_view(addrbook, num_ab);     /** Render the address book */
1129                 break;
1130         case VIEW_MAILBOX:
1131         case VIEW_BBS:
1132         default:
1133                 break;
1134         }
1135         /** Note: wDumpContent() will output one additional </div> tag. */
1136         if (WCC->wc_view != VIEW_MAILBOX) {
1137                 /* We ought to move this out into template */
1138                 wDumpContent(1);
1139         } else {
1140                 end_burst();
1141         }
1142         WCC->startmsg = 0;
1143         WCC->maxmsgs = 0;
1144         if (WCC->summ != NULL) {
1145                 DeleteHash(&WCC->summ);
1146         }
1147         if (addrbook != NULL) free(addrbook);
1148         FreeStrBuf(&BBViewToolBar);
1149 }
1150
1151
1152 /*
1153  * Back end for post_message()
1154  * ... this is where the actual message gets transmitted to the server.
1155  */
1156 void post_mime_to_server(void) {
1157         wcsession *WCC = WC;
1158         char top_boundary[SIZ];
1159         char alt_boundary[SIZ];
1160         int is_multipart = 0;
1161         static int seq = 0;
1162         wc_mime_attachment *att;
1163         char *encoded;
1164         size_t encoded_length;
1165         size_t encoded_strlen;
1166         char *txtmail = NULL;
1167
1168         sprintf(top_boundary, "Citadel--Multipart--%s--%04x--%04x",
1169                 ChrPtr(WCC->serv_info->serv_fqdn),
1170                 getpid(),
1171                 ++seq
1172         );
1173         sprintf(alt_boundary, "Citadel--Multipart--%s--%04x--%04x",
1174                 ChrPtr(WCC->serv_info->serv_fqdn),
1175                 getpid(),
1176                 ++seq
1177         );
1178
1179         /* RFC2045 requires this, and some clients look for it... */
1180         serv_puts("MIME-Version: 1.0");
1181         serv_puts("X-Mailer: " PACKAGE_STRING);
1182
1183         /* If there are attachments, we have to do multipart/mixed */
1184         if (GetCount(WCC->attachments) > 0) {
1185                 is_multipart = 1;
1186         }
1187
1188         if (is_multipart) {
1189                 /* Remember, serv_printf() appends an extra newline */
1190                 serv_printf("Content-type: multipart/mixed; boundary=\"%s\"\n", top_boundary);
1191                 serv_printf("This is a multipart message in MIME format.\n");
1192                 serv_printf("--%s", top_boundary);
1193         }
1194
1195         /* Remember, serv_printf() appends an extra newline */
1196         serv_printf("Content-type: multipart/alternative; "
1197                 "boundary=\"%s\"\n", alt_boundary);
1198         serv_printf("This is a multipart message in MIME format.\n");
1199         serv_printf("--%s", alt_boundary);
1200
1201         serv_puts("Content-type: text/plain; charset=utf-8");
1202         serv_puts("Content-Transfer-Encoding: quoted-printable");
1203         serv_puts("");
1204         txtmail = html_to_ascii(bstr("msgtext"), 0, 80, 0);
1205         text_to_server_qp(txtmail);     /* Transmit message in quoted-printable encoding */
1206         free(txtmail);
1207
1208         serv_printf("--%s", alt_boundary);
1209
1210         serv_puts("Content-type: text/html; charset=utf-8");
1211         serv_puts("Content-Transfer-Encoding: quoted-printable");
1212         serv_puts("");
1213         serv_puts("<html><body>\r\n");
1214         text_to_server_qp(bstr("msgtext"));     /* Transmit message in quoted-printable encoding */
1215         serv_puts("</body></html>\r\n");
1216
1217         serv_printf("--%s--", alt_boundary);
1218
1219         if (is_multipart) {
1220                 long len;
1221                 const char *Key;
1222                 void *vAtt;
1223                 HashPos  *it;
1224
1225                 /* Add in the attachments */
1226                 it = GetNewHashPos(WCC->attachments, 0);
1227                 while (GetNextHashPos(WCC->attachments, it, &len, &Key, &vAtt)) {
1228                         att = (wc_mime_attachment *)vAtt;
1229                         encoded_length = ((att->length * 150) / 100);
1230                         encoded = malloc(encoded_length);
1231                         if (encoded == NULL) break;
1232                         encoded_strlen = CtdlEncodeBase64(encoded, ChrPtr(att->Data), StrLength(att->Data), 1);
1233
1234                         serv_printf("--%s", top_boundary);
1235                         serv_printf("Content-type: %s", ChrPtr(att->ContentType));
1236                         serv_printf("Content-disposition: attachment; filename=\"%s\"", ChrPtr(att->FileName));
1237                         serv_puts("Content-transfer-encoding: base64");
1238                         serv_puts("");
1239                         serv_write(encoded, encoded_strlen);
1240                         serv_puts("");
1241                         serv_puts("");
1242                         free(encoded);
1243                 }
1244                 serv_printf("--%s--", top_boundary);
1245                 DeleteHashPos(&it);
1246         }
1247
1248         serv_puts("000");
1249 }
1250
1251
1252 /*
1253  * Post message (or don't post message)
1254  *
1255  * Note regarding the "dont_post" variable:
1256  * A random value (actually, it's just a timestamp) is inserted as a hidden
1257  * field called "postseq" when the display_enter page is generated.  This
1258  * value is checked when posting, using the static variable dont_post.  If a
1259  * user attempts to post twice using the same dont_post value, the message is
1260  * discarded.  This prevents the accidental double-saving of the same message
1261  * if the user happens to click the browser "back" button.
1262  */
1263 void post_message(void)
1264 {
1265         char buf[1024];
1266         StrBuf *encoded_subject = NULL;
1267         static long dont_post = (-1L);
1268         wc_mime_attachment  *att;
1269         int is_anonymous = 0;
1270         const StrBuf *display_name = NULL;
1271         wcsession *WCC = WC;
1272
1273         if (havebstr("force_room")) {
1274                 gotoroom(sbstr("force_room"));
1275         }
1276
1277         if (havebstr("display_name")) {
1278                 display_name = sbstr("display_name");
1279                 if (!strcmp(ChrPtr(display_name), "__ANONYMOUS__")) {
1280                         display_name = NULL;
1281                         is_anonymous = 1;
1282                 }
1283         }
1284
1285         if (WCC->upload_length > 0) {
1286                 const char *pch;
1287                 int n;
1288                 char N[64];
1289
1290                 lprintf(9, "%s:%d: we are uploading %d bytes\n", __FILE__, __LINE__, WCC->upload_length);
1291                 /** There's an attachment.  Save it to this struct... */
1292                 att = malloc(sizeof(wc_mime_attachment));
1293                 memset(att, 0, sizeof(wc_mime_attachment ));
1294                 att->length = WCC->upload_length;
1295                 att->ContentType = NewStrBufPlain(WCC->upload_content_type, -1);
1296                 att->FileName = NewStrBufPlain(WCC->upload_filename, -1);
1297
1298
1299                 if (WCC->attachments == NULL)
1300                         WCC->attachments = NewHash(1, NULL);
1301                 /* And add it to the list. */
1302                 n = snprintf(N, sizeof N, "%d", GetCount(WCC->attachments) + 1);
1303                 Put(WCC->attachments, N, n, att, DestroyMime);
1304
1305                 /**
1306                  * Mozilla sends a simple filename, which is what we want,
1307                  * but Satan's Browser sends an entire pathname.  Reduce
1308                  * the path to just a filename if we need to.
1309                  */
1310                 pch = strrchr(ChrPtr(att->FileName), '/');
1311                 if (pch != NULL) {
1312                         StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName) + 1);
1313                 }
1314                 pch = strrchr(ChrPtr(att->FileName), '\\');
1315                 if (pch != NULL) {
1316                         StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName) + 1);
1317                 }
1318
1319                 /**
1320                  * Transfer control of this memory from the upload struct
1321                  * to the attachment struct.
1322                  */
1323                 att->Data = NewStrBufPlain(WCC->upload, WCC->upload_length);
1324                 free(WCC->upload);
1325                 WCC->upload_length = 0;
1326                 WCC->upload = NULL;
1327                 display_enter();
1328                 return;
1329         }
1330
1331         if (havebstr("cancel_button")) {
1332                 sprintf(WCC->ImportantMessage,
1333                         _("Cancelled.  Message was not posted."));
1334         } else if (havebstr("attach_button")) {
1335                 display_enter();
1336                 return;
1337         } else if (lbstr("postseq") == dont_post) {
1338                 sprintf(WCC->ImportantMessage,
1339                         _("Automatically cancelled because you have already "
1340                         "saved this message."));
1341         } else {
1342                 const char CMD[] = "ENT0 1|%s|%d|4|%s|%s||%s|%s|%s|%s|%s";
1343                 const StrBuf *Recp = NULL;
1344                 const StrBuf *Cc = NULL;
1345                 const StrBuf *Bcc = NULL;
1346                 const StrBuf *Wikipage = NULL;
1347                 const StrBuf *my_email_addr = NULL;
1348                 StrBuf *CmdBuf = NULL;
1349                 StrBuf *references = NULL;
1350
1351                 if (havebstr("references"))
1352                 {
1353                         const StrBuf *ref = sbstr("references");
1354                         references = NewStrBufPlain(ChrPtr(ref), StrLength(ref));
1355                         if (*ChrPtr(references) == '|') {       /* remove leading '|' if present */
1356                                 StrBufCutLeft(references, 1);
1357                         }
1358                         StrBufReplaceChars(references, '|', '!');
1359                 }
1360                 if (havebstr("subject")) {
1361                         const StrBuf *Subj;
1362                         /*
1363                          * make enough room for the encoded string;
1364                          * plus the QP header
1365                          */
1366                         Subj = sbstr("subject");
1367
1368                         StrBufRFC2047encode(&encoded_subject, Subj);
1369                 }
1370                 Recp = sbstr("recp");
1371                 Cc = sbstr("cc");
1372                 Bcc = sbstr("bcc");
1373                 Wikipage = sbstr("wikipage");
1374                 my_email_addr = sbstr("my_email_addr");
1375
1376                 CmdBuf = NewStrBufPlain(NULL,
1377                                         sizeof (CMD) +
1378                                         StrLength(Recp) +
1379                                         StrLength(encoded_subject) +
1380                                         StrLength(Cc) +
1381                                         StrLength(Bcc) +
1382                                         StrLength(Wikipage) +
1383                                         StrLength(my_email_addr) +
1384                                         StrLength(references));
1385
1386                 StrBufPrintf(CmdBuf,
1387                              CMD,
1388                              ChrPtr(Recp),
1389                              is_anonymous,
1390                              ChrPtr(encoded_subject),
1391                              ChrPtr(display_name),
1392                              ChrPtr(Cc),
1393                              ChrPtr(Bcc),
1394                              ChrPtr(Wikipage),
1395                              ChrPtr(my_email_addr),
1396                              ChrPtr(references));
1397                 FreeStrBuf(&references);
1398
1399                 lprintf(9, "%s\n", ChrPtr(CmdBuf));
1400                 serv_puts(ChrPtr(CmdBuf));
1401                 serv_getln(buf, sizeof buf);
1402                 FreeStrBuf(&CmdBuf);
1403                 FreeStrBuf(&encoded_subject);
1404                 if (buf[0] == '4') {
1405                         post_mime_to_server();
1406                         if (  (havebstr("recp"))
1407                            || (havebstr("cc"  ))
1408                            || (havebstr("bcc" ))
1409                         ) {
1410                                 sprintf(WCC->ImportantMessage, _("Message has been sent.\n"));
1411                         }
1412                         else {
1413                                 sprintf(WC->ImportantMessage, _("Message has been posted.\n"));
1414                         }
1415                         dont_post = lbstr("postseq");
1416                 } else {
1417                         lprintf(9, "%s:%d: server post error: %s\n", __FILE__, __LINE__, buf);
1418                         sprintf(WC->ImportantMessage, "%s", &buf[4]);
1419                         display_enter();
1420                         return;
1421                 }
1422         }
1423
1424         DeleteHash(&WCC->attachments);
1425
1426         /**
1427          *  We may have been supplied with instructions regarding the location
1428          *  to which we must return after posting.  If found, go there.
1429          */
1430         if (havebstr("return_to")) {
1431                 http_redirect(bstr("return_to"));
1432         }
1433         /**
1434          *  If we were editing a page in a wiki room, go to that page now.
1435          */
1436         else if (havebstr("wikipage")) {
1437                 snprintf(buf, sizeof buf, "wiki?page=%s", bstr("wikipage"));
1438                 http_redirect(buf);
1439         }
1440         /**
1441          *  Otherwise, just go to the "read messages" loop.
1442          */
1443         else {
1444                 readloop(readnew);
1445         }
1446 }
1447
1448
1449
1450
1451 /**
1452  * \brief display the message entry screen
1453  */
1454 void display_enter(void)
1455 {
1456         char buf[SIZ];
1457         long now;
1458         const StrBuf *display_name = NULL;
1459         int recipient_required = 0;
1460         int subject_required = 0;
1461         int recipient_bad = 0;
1462         int is_anonymous = 0;
1463         wcsession *WCC = WC;
1464
1465         now = time(NULL);
1466
1467         if (havebstr("force_room")) {
1468                 gotoroom(sbstr("force_room"));
1469         }
1470
1471         display_name = sbstr("display_name");
1472         if (!strcmp(ChrPtr(display_name), "__ANONYMOUS__")) {
1473                 display_name = NULL;
1474                 is_anonymous = 1;
1475         }
1476
1477         /** First test to see whether this is a room that requires recipients to be entered */
1478         serv_puts("ENT0 0");
1479         serv_getln(buf, sizeof buf);
1480
1481         if (!strncmp(buf, "570", 3)) {          /** 570 means that we need a recipient here */
1482                 recipient_required = 1;
1483         }
1484         else if (buf[0] != '2') {               /** Any other error means that we cannot continue */
1485                 sprintf(WCC->ImportantMessage, "%s", &buf[4]);
1486                 readloop(readnew);
1487                 return;
1488         }
1489
1490         /* Is the server strongly recommending that the user enter a message subject? */
1491         if ((buf[3] != '\0') && (buf[4] != '\0')) {
1492                 subject_required = extract_int(&buf[4], 1);
1493         }
1494
1495         /**
1496          * Are we perhaps in an address book view?  If so, then an "enter
1497          * message" command really means "add new entry."
1498          */
1499         if (WCC->wc_default_view == VIEW_ADDRESSBOOK) {
1500                 do_edit_vcard(-1, "", NULL, NULL, "",  ChrPtr(WCC->wc_roomname));
1501                 return;
1502         }
1503
1504         /*
1505          * Are we perhaps in a calendar room?  If so, then an "enter
1506          * message" command really means "add new calendar item."
1507          */
1508         if (WCC->wc_default_view == VIEW_CALENDAR) {
1509                 display_edit_event();
1510                 return;
1511         }
1512
1513         /*
1514          * Are we perhaps in a tasks view?  If so, then an "enter
1515          * message" command really means "add new task."
1516          */
1517         if (WCC->wc_default_view == VIEW_TASKS) {
1518                 display_edit_task();
1519                 return;
1520         }
1521
1522         /*
1523          * Otherwise proceed normally.
1524          * Do a custom room banner with no navbar...
1525          */
1526
1527         if (recipient_required) {
1528                 const StrBuf *Recp = NULL;
1529                 const StrBuf *Cc = NULL;
1530                 const StrBuf *Bcc = NULL;
1531                 const StrBuf *Wikipage = NULL;
1532                 StrBuf *CmdBuf = NULL;
1533                 const char CMD[] = "ENT0 0|%s|%d|0||%s||%s|%s|%s";
1534
1535                 Recp = sbstr("recp");
1536                 Cc = sbstr("cc");
1537                 Bcc = sbstr("bcc");
1538                 Wikipage = sbstr("wikipage");
1539
1540                 CmdBuf = NewStrBufPlain(NULL,
1541                                         sizeof (CMD) +
1542                                         StrLength(Recp) +
1543                                         StrLength(display_name) +
1544                                         StrLength(Cc) +
1545                                         StrLength(Bcc) +
1546                                         StrLength(Wikipage));
1547
1548                 StrBufPrintf(CmdBuf,
1549                              CMD,
1550                              ChrPtr(Recp),
1551                              is_anonymous,
1552                              ChrPtr(display_name),
1553                              ChrPtr(Cc),
1554                              ChrPtr(Bcc),
1555                              ChrPtr(Wikipage));
1556                 serv_puts(ChrPtr(CmdBuf));
1557                 serv_getln(buf, sizeof buf);
1558                 FreeStrBuf(&CmdBuf);
1559
1560                 if (!strncmp(buf, "570", 3)) {  /** 570 means we have an invalid recipient listed */
1561                         if (havebstr("recp") &&
1562                             havebstr("cc"  ) &&
1563                             havebstr("bcc" )) {
1564                                 recipient_bad = 1;
1565                         }
1566                 }
1567                 else if (buf[0] != '2') {       /** Any other error means that we cannot continue */
1568                         wprintf("<em>%s</em><br />\n", &buf[4]);/*TODO -> important message */
1569                         return;
1570                 }
1571         }
1572         svputlong("RCPTREQUIRED", recipient_required);
1573         svputlong("SUBJREQUIRED", recipient_required || subject_required);
1574
1575         begin_burst();
1576         output_headers(1, 0, 0, 0, 1, 0);
1577         DoTemplate(HKEY("edit_message"), NULL, &NoCtx);
1578         end_burst();
1579
1580         return;
1581 }
1582
1583 /**
1584  * \brief delete a message
1585  */
1586 void delete_msg(void)
1587 {
1588         long msgid;
1589         char buf[SIZ];
1590
1591         msgid = lbstr("msgid");
1592
1593         if (WC->wc_is_trash) {  /** Delete from Trash is a real delete */
1594                 serv_printf("DELE %ld", msgid);
1595         }
1596         else {                  /** Otherwise move it to Trash */
1597                 serv_printf("MOVE %ld|_TRASH_|0", msgid);
1598         }
1599
1600         serv_getln(buf, sizeof buf);
1601         sprintf(WC->ImportantMessage, "%s", &buf[4]);
1602
1603         readloop(readnew);
1604 }
1605
1606
1607 /**
1608  * \brief move a message to another folder
1609  */
1610 void move_msg(void)
1611 {
1612         long msgid;
1613         char buf[SIZ];
1614
1615         msgid = lbstr("msgid");
1616
1617         if (havebstr("move_button")) {
1618                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1619                 serv_puts(buf);
1620                 serv_getln(buf, sizeof buf);
1621                 sprintf(WC->ImportantMessage, "%s", &buf[4]);
1622         } else {
1623                 sprintf(WC->ImportantMessage, (_("The message was not moved.")));
1624         }
1625
1626         readloop(readnew);
1627 }
1628
1629
1630
1631
1632
1633 /*
1634  * Confirm move of a message
1635  */
1636 void confirm_move_msg(void)
1637 {
1638         long msgid;
1639         char buf[SIZ];
1640         char targ[SIZ];
1641
1642         msgid = lbstr("msgid");
1643
1644
1645         output_headers(1, 1, 2, 0, 0, 0);
1646         wprintf("<div id=\"banner\">\n");
1647         wprintf("<h1>");
1648         wprintf(_("Confirm move of message"));
1649         wprintf("</h1>");
1650         wprintf("</div>\n");
1651
1652         wprintf("<div id=\"content\" class=\"service\">\n");
1653
1654         wprintf("<CENTER>");
1655
1656         wprintf(_("Move this message to:"));
1657         wprintf("<br />\n");
1658
1659         wprintf("<form METHOD=\"POST\" action=\"move_msg\">\n");
1660         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
1661         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n", bstr("msgid"));
1662
1663         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1664         serv_puts("LKRA");
1665         serv_getln(buf, sizeof buf);
1666         if (buf[0] == '1') {
1667                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1668                         extract_token(targ, buf, 0, '|', sizeof targ);
1669                         wprintf("<OPTION>");
1670                         escputs(targ);
1671                         wprintf("\n");
1672                 }
1673         }
1674         wprintf("</SELECT>\n");
1675         wprintf("<br />\n");
1676
1677         wprintf("<INPUT TYPE=\"submit\" NAME=\"move_button\" VALUE=\"%s\">", _("Move"));
1678         wprintf("&nbsp;");
1679         wprintf("<INPUT TYPE=\"submit\" NAME=\"cancel_button\" VALUE=\"%s\">", _("Cancel"));
1680         wprintf("</form></CENTER>\n");
1681
1682         wprintf("</CENTER>\n");
1683         wDumpContent(1);
1684 }
1685
1686
1687 /*
1688  * Generic function to output an arbitrary MIME attachment from
1689  * message being composed
1690  *
1691  * partnum              The MIME part to be output
1692  * filename             Fake filename to give
1693  * force_download       Nonzero to force set the Content-Type: header to "application/octet-stream"
1694  */
1695 void postpart(StrBuf *partnum, StrBuf *filename, int force_download)
1696 {
1697         void *vPart;
1698         StrBuf *content_type;
1699         wc_mime_attachment *part;
1700
1701         if (GetHash(WC->attachments, SKEY(partnum), &vPart) &&
1702             (vPart != NULL)) {
1703                 part = (wc_mime_attachment*) vPart;
1704                 if (force_download) {
1705                         content_type = NewStrBufPlain(HKEY("application/octet-stream"));
1706                 }
1707                 else {
1708                         content_type = NewStrBufDup(part->ContentType);
1709                 }
1710                 StrBufAppendBuf(WC->WBuf, part->Data, 0);
1711                 http_transmit_thing(ChrPtr(content_type), 0);
1712         } else {
1713                 hprintf("HTTP/1.1 404 %s\n", ChrPtr(partnum));
1714                 output_headers(0, 0, 0, 0, 0, 0);
1715                 hprintf("Content-Type: text/plain\r\n");
1716                 wprintf(_("An error occurred while retrieving this part: %s/%s\n"),
1717                         ChrPtr(partnum), ChrPtr(filename));
1718                 end_burst();
1719         }
1720         FreeStrBuf(&content_type);
1721 }
1722
1723
1724 /*
1725  * Generic function to output an arbitrary MIME part from an arbitrary
1726  * message number on the server.
1727  *
1728  * msgnum               Number of the item on the citadel server
1729  * partnum              The MIME part to be output
1730  * force_download       Nonzero to force set the Content-Type: header to "application/octet-stream"
1731  */
1732 void mimepart(int force_download)
1733 {
1734         wcsession *WCC = WC;
1735         StrBuf *Buf;
1736         off_t bytes;
1737         StrBuf *ContentType = NewStrBufPlain(HKEY("application/octet-stream"));
1738         const char *CT;
1739
1740         Buf = NewStrBuf();
1741         serv_printf("OPNA %s|%s", ChrPtr(WCC->UrlFragment2), ChrPtr(WCC->UrlFragment3));
1742         StrBuf_ServGetln(Buf);
1743         if (GetServerStatus(Buf, NULL) == 2) {
1744                 StrBufCutLeft(Buf, 4);
1745                 bytes = StrBufExtract_long(Buf, 0, '|');
1746                 if (!force_download) {
1747                         StrBufExtract_token(ContentType, Buf, 3, '|');
1748                 }
1749
1750                 read_server_binary(WCC->WBuf, bytes, Buf);
1751                 serv_puts("CLOS");
1752                 StrBuf_ServGetln(Buf);
1753                 CT = ChrPtr(ContentType);
1754
1755                 if (!force_download) {
1756                         if (!strcasecmp(ChrPtr(ContentType), "application/octet-stream")) {
1757                                 CT = GuessMimeByFilename(SKEY(WCC->UrlFragment4));
1758                         }
1759                         if (!strcasecmp(ChrPtr(ContentType), "application/octet-stream")) {
1760                                 CT = GuessMimeType(SKEY(WCC->WBuf));
1761                         }
1762                 }
1763                 http_transmit_thing(CT, 0);
1764         } else {
1765                 StrBufCutLeft(Buf, 4);
1766                 hprintf("HTTP/1.1 404 %s\n", ChrPtr(Buf));
1767                 output_headers(0, 0, 0, 0, 0, 0);
1768                 hprintf("Content-Type: text/plain\r\n");
1769                 wprintf(_("An error occurred while retrieving this part: %s\n"),
1770                         ChrPtr(Buf));
1771                 end_burst();
1772         }
1773         FreeStrBuf(&ContentType);
1774         FreeStrBuf(&Buf);
1775 }
1776
1777
1778 /*
1779  * Read any MIME part of a message, from the server, into memory.
1780  */
1781 StrBuf *load_mimepart(long msgnum, char *partnum)
1782 {
1783         off_t bytes;
1784         StrBuf *Buf;
1785
1786         Buf = NewStrBuf();
1787         serv_printf("DLAT %ld|%s", msgnum, partnum);
1788         StrBuf_ServGetln(Buf);
1789         if (GetServerStatus(Buf, NULL) == 6) {
1790                 StrBufCutLeft(Buf, 4);
1791                 bytes = StrBufExtract_long(Buf, 0, '|');
1792                 FreeStrBuf(&Buf);
1793                 Buf = NewStrBuf();
1794                 StrBuf_ServGetBLOBBuffered(Buf, bytes);
1795                 return(Buf);
1796         }
1797         else {
1798                 FreeStrBuf(&Buf);
1799                 return(NULL);
1800         }
1801 }
1802
1803 /*
1804  * Read any MIME part of a message, from the server, into memory.
1805  */
1806 void MimeLoadData(wc_mime_attachment *Mime)
1807 {
1808         StrBuf *Buf;
1809         off_t bytes;
1810 /* TODO: is there a chance the contenttype is different  to the one we know?     */
1811         serv_printf("DLAT %ld|%s", Mime->msgnum, ChrPtr(Mime->PartNum));
1812         Buf = NewStrBuf();
1813         StrBuf_ServGetln(Buf);
1814         if (GetServerStatus(Buf, NULL) == 6) {
1815                 bytes = extract_long(&(ChrPtr(Buf)[4]), 0);
1816
1817                 if (Mime->Data == NULL)
1818                         Mime->Data = NewStrBufPlain(NULL, bytes);
1819                 StrBuf_ServGetBLOBBuffered(Mime->Data, bytes);
1820         }
1821         else {
1822                 FlushStrBuf(Mime->Data);
1823                 /* TODO XImportant message */
1824         }
1825         FreeStrBuf(&Buf);
1826 }
1827
1828
1829
1830
1831 void view_mimepart(void) {
1832         mimepart(0);
1833 }
1834
1835 void download_mimepart(void) {
1836         mimepart(1);
1837 }
1838
1839 void view_postpart(void) {
1840         postpart(WC->UrlFragment2,
1841                  WC->UrlFragment3,
1842                  0);
1843 }
1844
1845 void download_postpart(void) {
1846         postpart(WC->UrlFragment2,
1847                  WC->UrlFragment3,
1848                  1);
1849 }
1850
1851 void h_readnew(void) { readloop(readnew);}
1852 void h_readold(void) { readloop(readold);}
1853 void h_readfwd(void) { readloop(readfwd);}
1854 void h_headers(void) { readloop(headers);}
1855 void h_do_search(void) { readloop(do_search);}
1856
1857 void jsonMessageListHdr(void)
1858 {
1859         /* TODO: make a generic function */
1860   hprintf("HTTP/1.1 200 OK\r\n");
1861   hprintf("Content-type: application/json; charset=utf-8\r\n");
1862   hprintf("Server: %s / %s\r\n", PACKAGE_STRING, ChrPtr(WC->serv_info->serv_software));
1863   hprintf("Connection: close\r\n");
1864   hprintf("Pragma: no-cache\r\nCache-Control: no-store\r\nExpires:-1\r\n");
1865   begin_burst();
1866 }
1867 /* Spit out the new summary view. This is basically a static page, so clients can cache the layout, all the dirty work is javascript :) */
1868 void new_summary_view(void) {
1869   begin_burst();
1870   DoTemplate(HKEY("msg_listview"),NULL,&NoCtx);
1871   DoTemplate(HKEY("trailing"),NULL,&NoCtx);
1872   end_burst();
1873 }
1874 /** Output message list in JSON-format */
1875 void jsonMessageList(void) {
1876   const StrBuf *room = sbstr("room");
1877   long oper = (havebstr("query")) ? do_search : readnew;
1878   WC->is_ajax = 1;
1879   gotoroom(room);
1880   readloop(oper);
1881   WC->is_ajax = 0;
1882 }
1883
1884 void
1885 InitModule_MSG
1886 (void)
1887 {
1888         RegisterPreference("use_sig",
1889                            _("Attach signature to email messages?"),
1890                            PRF_YESNO,
1891                            NULL);
1892         RegisterPreference("signature", _("Use this signature:"), PRF_QP_STRING, NULL);
1893         RegisterPreference("default_header_charset",
1894                            _("Default character set for email headers:"),
1895                            PRF_STRING,
1896                            NULL);
1897         RegisterPreference("defaultfrom", _("Preferred email address"), PRF_STRING, NULL);
1898         RegisterPreference("defaultname",
1899                            _("Preferred display name for email messages"),
1900                            PRF_STRING,
1901                            NULL);
1902         RegisterPreference("defaulthandle",
1903                            _("Preferred display name for bulletin board posts"),
1904                            PRF_STRING,
1905                            NULL);
1906         RegisterPreference("mailbox",_("Mailbox view mode"), PRF_STRING, NULL);
1907
1908         WebcitAddUrlHandler(HKEY("readnew"), h_readnew, NEED_URL);
1909         WebcitAddUrlHandler(HKEY("readold"), h_readold, NEED_URL);
1910         WebcitAddUrlHandler(HKEY("readfwd"), h_readfwd, NEED_URL);
1911         WebcitAddUrlHandler(HKEY("headers"), h_headers, NEED_URL);
1912         WebcitAddUrlHandler(HKEY("do_search"), h_do_search, 0);
1913         WebcitAddUrlHandler(HKEY("display_enter"), display_enter, 0);
1914         WebcitAddUrlHandler(HKEY("post"), post_message, 0);
1915         WebcitAddUrlHandler(HKEY("move_msg"), move_msg, 0);
1916         WebcitAddUrlHandler(HKEY("delete_msg"), delete_msg, 0);
1917         WebcitAddUrlHandler(HKEY("confirm_move_msg"), confirm_move_msg, 0);
1918         WebcitAddUrlHandler(HKEY("msg"), embed_message, NEED_URL);
1919         WebcitAddUrlHandler(HKEY("message"), handle_one_message, NEED_URL|XHTTP_COMMANDS);
1920         WebcitAddUrlHandler(HKEY("printmsg"), print_message, NEED_URL);
1921         WebcitAddUrlHandler(HKEY("mobilemsg"), mobile_message_view, NEED_URL);
1922         WebcitAddUrlHandler(HKEY("msgheaders"), display_headers, NEED_URL);
1923
1924         WebcitAddUrlHandler(HKEY("mimepart"), view_mimepart, NEED_URL);
1925         WebcitAddUrlHandler(HKEY("mimepart_download"), download_mimepart, NEED_URL);
1926         WebcitAddUrlHandler(HKEY("postpart"), view_postpart, NEED_URL);
1927         WebcitAddUrlHandler(HKEY("postpart_download"), download_postpart, NEED_URL);
1928
1929         /* json */
1930         WebcitAddUrlHandler(HKEY("roommsgs"), jsonMessageList,0);
1931         return ;
1932 }
1933
1934 void
1935 SessionDetachModule_MSG
1936 (wcsession *sess)
1937 {
1938         DeleteHash(&sess->summ);
1939 }