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
  16 #define SUBJ_COL_WIDTH_PCT              50      /**< Mailbox view column width */
  17 #define SENDER_COL_WIDTH_PCT            30      /**< Mailbox view column width */
  18 #define DATE_PLUS_BUTTONS_WIDTH_PCT     20      /**< Mailbox view column width */
  19
  20
  21
  22 void display_enter(void);
  23 int longcmp_r(const void *s1, const void *s2);
  24 int summcmp_subj(const void *s1, const void *s2);
  25 int summcmp_rsubj(const void *s1, const void *s2);
  26 int summcmp_sender(const void *s1, const void *s2);
  27 int summcmp_rsender(const void *s1, const void *s2);
  28 int summcmp_date(const void *s1, const void *s2);
  29 int summcmp_rdate(const void *s1, const void *s2);
  30
  31 /*----------------------------------------------------------------------------*/
  32
  33
  34 typedef void (*MsgPartEvaluatorFunc)(message_summary *Sum, StrBuf *Buf);
  35
  36
  37
  38 /*----------------------------------------------------------------------------*/
  39
  40
  41
  42 /*
  43  * I wanna SEE that message!
  44  *
  45  * msgnum               Message number to display
  46  * printable_view       Nonzero to display a printable view
  47  * section              Optional for encapsulated message/rfc822 submessage
  48  */
  49 int read_message(StrBuf *Target, const char *tmpl, long tmpllen, long msgnum, int printable_view, const StrBuf *PartNum) {
  50         StrBuf *Buf;
  51         StrBuf *HdrToken;
  52         StrBuf *FoundCharset;
  53         HashPos  *it;
  54         void *vMime;
  55         message_summary *Msg = NULL;
  56         headereval *Hdr;
  57         void *vHdr;
  58         char buf[SIZ];
  59         int Done = 0;
  60         int state=0;
  61         long len;
  62         const char *Key;
  63
  64         Buf = NewStrBuf();
  65         lprintf(1, "----------%s---------MSG4 %ld|%s--------------\n", tmpl, msgnum, ChrPtr(PartNum));
  66         serv_printf("MSG4 %ld|%s", msgnum, ChrPtr(PartNum));
  67         StrBuf_ServGetln(Buf);
  68         if (GetServerStatus(Buf, NULL) != 1) {
  69                 StrBufAppendPrintf(Target, "<strong>");
  70                 StrBufAppendPrintf(Target, _("ERROR:"));
  71                 StrBufAppendPrintf(Target, "</strong> %s<br />\n", &buf[4]);
  72                 FreeStrBuf(&Buf);
  73                 return 0;
  74         }
  75
  76         /** begin everythingamundo table */
  77
  78
  79         HdrToken = NewStrBuf();
  80         Msg = (message_summary *)malloc(sizeof(message_summary));
  81         memset(Msg, 0, sizeof(message_summary));
  82         Msg->msgnum = msgnum;
  83         Msg->PartNum = PartNum;
  84         Msg->MsgBody =  (wc_mime_attachment*) malloc(sizeof(wc_mime_attachment));
  85         memset(Msg->MsgBody, 0, sizeof(wc_mime_attachment));
  86         FoundCharset = NewStrBuf();
  87         while ((StrBuf_ServGetln(Buf)>=0) && !Done) {
  88                 if ( (StrLength(Buf)==3) &&
  89                     !strcmp(ChrPtr(Buf), "000"))
  90                 {
  91                         Done = 1;
  92                         if (state < 2) {
  93                                 lprintf(1, _("unexpected end of message"));
  94
  95                                 Msg->MsgBody->ContentType = NewStrBufPlain(HKEY("text/html"));
  96                                 StrBufAppendPrintf(Msg->MsgBody->Data, "<div><i>");
  97                                 StrBufAppendPrintf(Msg->MsgBody->Data, _("unexpected end of message"));
  98                                 StrBufAppendPrintf(Msg->MsgBody->Data, " (1)</i><br /><br />\n");
  99                                 StrBufAppendPrintf(Msg->MsgBody->Data, "</div>\n");
 100                         }
 101                         break;
 102                 }
 103                 switch (state) {
 104                 case 0:/* Citadel Message Headers */
 105                         if (StrLength(Buf) == 0) {
 106                                 state ++;
 107                                 break;
 108                         }
 109                         StrBufExtract_token(HdrToken, Buf, 0, '=');
 110                         StrBufCutLeft(Buf, StrLength(HdrToken) + 1);
 111
 112                         lprintf(1, ":: [%s] = [%s]\n", ChrPtr(HdrToken), ChrPtr(Buf));
 113                         /* look up one of the examine_* functions to parse the content */
 114                         if (GetHash(MsgHeaderHandler, SKEY(HdrToken), &vHdr) &&
 115                             (vHdr != NULL)) {
 116                                 Hdr = (headereval*)vHdr;
 117                                 Hdr->evaluator(Msg, Buf, FoundCharset);
 118                                 if (Hdr->Type == 1) {
 119                                         state++;
 120                                 }
 121                         }
 122                         else lprintf(1, "don't know how to handle message header[%s]\n", ChrPtr(HdrToken));
 123                         break;
 124                 case 1:/* Message Mime Header */
 125                         if (StrLength(Buf) == 0) {
 126                                 state++;
 127                                 if (Msg->MsgBody->ContentType == NULL)
 128                                         /* end of header or no header? */
 129                                         Msg->MsgBody->ContentType = NewStrBufPlain(HKEY("text/plain"));
 130                                  /* usual end of mime header */
 131                         }
 132                         else
 133                         {
 134                                 StrBufExtract_token(HdrToken, Buf, 0, ':');
 135                                 if (StrLength(HdrToken) > 0) {
 136                                         StrBufCutLeft(Buf, StrLength(HdrToken) + 1);
 137                                         lprintf(1, ":: [%s] = [%s]\n", ChrPtr(HdrToken), ChrPtr(Buf));
 138                                         /* the examine*'s know how to do with mime headers too... */
 139                                         if (GetHash(MsgHeaderHandler, SKEY(HdrToken), &vHdr) &&
 140                                             (vHdr != NULL)) {
 141                                                 Hdr = (headereval*)vHdr;
 142                                                 Hdr->evaluator(Msg, Buf, FoundCharset);
 143                                         }
 144                                         break;
 145                                 }
 146                         }
 147                 case 2: /* Message Body */
 148
 149                         if (Msg->MsgBody->size_known > 0) {
 150                                 StrBuf_ServGetBLOB(Msg->MsgBody->Data, Msg->MsgBody->length);
 151                                 state ++;
 152                                         /// todo: check next line, if not 000, append following lines
 153                         }
 154                         else if (1){
 155                                 if (StrLength(Msg->MsgBody->Data) > 0)
 156                                         StrBufAppendBufPlain(Msg->MsgBody->Data, "\n", 1, 0);
 157                                 StrBufAppendBuf(Msg->MsgBody->Data, Buf, 0);
 158                         }
 159                         break;
 160                 case 3:
 161                         StrBufAppendBuf(Msg->MsgBody->Data, Buf, 0);
 162                         break;
 163                 }
 164         }
 165
 166         if (Msg->AllAttach == NULL)
 167                 Msg->AllAttach = NewHash(1,NULL);
 168         /* now we put the body mimepart we read above into the mimelist */
 169         Put(Msg->AllAttach, SKEY(Msg->MsgBody->PartNum), Msg->MsgBody, DestroyMime);
 170
 171         /* strip the bare contenttype, so we ommit charset etc. */
 172         StrBufExtract_token(Buf, Msg->MsgBody->ContentType, 0, ';');
 173         StrBufTrim(Buf);
 174         /* look up the renderer, that will convert this mimeitem into the htmlized form */
 175         if (GetHash(MimeRenderHandler, SKEY(Buf), &vHdr) &&
 176             (vHdr != NULL)) {
 177                 RenderMimeFunc Render;
 178                 Render = (RenderMimeFunc)vHdr;
 179                 Render(Msg->MsgBody, NULL, FoundCharset);
 180         }
 181
 182         if (StrLength(Msg->reply_references)> 0) {
 183                 /* Trim down excessively long lists of thread references.  We eliminate the
 184                  * second one in the list so that the thread root remains intact.
 185                  */
 186                 int rrtok = num_tokens(ChrPtr(Msg->reply_references), '|');
 187                 int rrlen = StrLength(Msg->reply_references);
 188                 if ( ((rrtok >= 3) && (rrlen > 900)) || (rrtok > 10) ) {
 189                         StrBufRemove_token(Msg->reply_references, 1, '|');
 190                 }
 191         }
 192
 193         /* Generate a reply-to address */
 194         if (StrLength(Msg->Rfca) > 0) {
 195                 if (Msg->reply_to == NULL)
 196                         Msg->reply_to = NewStrBuf();
 197                 if (StrLength(Msg->from) > 0) {
 198                         StrBufPrintf(Msg->reply_to, "%s <%s>", ChrPtr(Msg->from), ChrPtr(Msg->Rfca));
 199                 }
 200                 else {
 201                         FlushStrBuf(Msg->reply_to);
 202                         StrBufAppendBuf(Msg->reply_to, Msg->Rfca, 0);
 203                 }
 204         }
 205         else
 206         {
 207                 if ((StrLength(Msg->OtherNode)>0) &&
 208                     (strcasecmp(ChrPtr(Msg->OtherNode), serv_info.serv_nodename)) &&
 209                     (strcasecmp(ChrPtr(Msg->OtherNode), serv_info.serv_humannode)) )
 210                 {
 211                         if (Msg->reply_to == NULL)
 212                                 Msg->reply_to = NewStrBuf();
 213                         StrBufPrintf(Msg->reply_to,
 214                                      "%s @ %s",
 215                                      ChrPtr(Msg->from),
 216                                      ChrPtr(Msg->OtherNode));
 217                 }
 218                 else {
 219                         if (Msg->reply_to == NULL)
 220                                 Msg->reply_to = NewStrBuf();
 221                         FlushStrBuf(Msg->reply_to);
 222                         StrBufAppendBuf(Msg->reply_to, Msg->from, 0);
 223                 }
 224         }
 225
 226         /* now check if we need to translate some mimeparts, and remove the duplicate */
 227         it = GetNewHashPos(Msg->AllAttach, 0);
 228         while (GetNextHashPos(Msg->AllAttach, it, &len, &Key, &vMime) &&
 229                (vMime != NULL)) {
 230                 wc_mime_attachment *Mime = (wc_mime_attachment*) vMime;
 231                 evaluate_mime_part(Msg, Mime);
 232         }
 233         DeleteHashPos(&it);
 234
 235         DoTemplate(tmpl, tmpllen, Target, Msg, CTX_MAILSUM);
 236
 237         DestroyMessageSummary(Msg);
 238         FreeStrBuf(&FoundCharset);
 239         FreeStrBuf(&HdrToken);
 240         FreeStrBuf(&Buf);
 241         return 1;
 242 }
 243
 244
 245
 246 /*
 247  * Unadorned HTML output of an individual message, suitable
 248  * for placing in a hidden iframe, for printing, or whatever
 249  *
 250  * msgnum_as_string == Message number, as a string instead of as a long int
 251  */
 252 void embed_message(void) {
 253         long msgnum = 0L;
 254         const StrBuf *Tmpl = sbstr("template");
 255
 256         msgnum = StrTol(WC->UrlFragment2);
 257         if (StrLength(Tmpl) > 0)
 258                 read_message(WC->WBuf, SKEY(Tmpl), msgnum, 0, NULL);
 259         else
 260                 read_message(WC->WBuf, HKEY("view_message"), msgnum, 0, NULL);
 261 }
 262
 263
 264 /*
 265  * Printable view of a message
 266  *
 267  * msgnum_as_string == Message number, as a string instead of as a long int
 268  */
 269 void print_message(void) {
 270         long msgnum = 0L;
 271
 272         msgnum = StrTol(WC->UrlFragment2);
 273         output_headers(0, 0, 0, 0, 0, 0);
 274
 275         hprintf("Content-type: text/html\r\n"
 276                 "Server: " PACKAGE_STRING "\r\n"
 277                 "Connection: close\r\n");
 278
 279         begin_burst();
 280
 281         read_message(WC->WBuf, HKEY("view_message_print"), msgnum, 1, NULL);
 282
 283         wDumpContent(0);
 284 }
 285
 286 /*
 287  * Mobile browser view of message
 288  *
 289  * @param msg_num_as_string Message number as a string instead of as a long int
 290  */
 291 void mobile_message_view(void) {
 292   long msgnum = 0L;
 293   msgnum = StrTol(WC->UrlFragment2);
 294   output_headers(1, 0, 0, 0, 0, 1);
 295   begin_burst();
 296   do_template("msgcontrols", NULL);
 297   read_message(WC->WBuf, HKEY("view_message"), msgnum,1, NULL);
 298   wDumpContent(0);
 299 }
 300
 301 /**
 302  * \brief Display a message's headers
 303  *
 304  * \param msgnum_as_string Message number, as a string instead of as a long int
 305  */
 306 void display_headers(void) {
 307         long msgnum = 0L;
 308         char buf[1024];
 309
 310         msgnum = StrTol(WC->UrlFragment2);
 311         output_headers(0, 0, 0, 0, 0, 0);
 312
 313         hprintf("Content-type: text/plain\r\n"
 314                 "Server: %s\r\n"
 315                 "Connection: close\r\n",
 316                 PACKAGE_STRING);
 317         begin_burst();
 318
 319         serv_printf("MSG2 %ld|3", msgnum);
 320         serv_getln(buf, sizeof buf);
 321         if (buf[0] == '1') {
 322                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
 323                         wprintf("%s\n", buf);
 324                 }
 325         }
 326
 327         wDumpContent(0);
 328 }
 329
 330
 331 message_summary *ReadOneMessageSummary(StrBuf *RawMessage, const char *DefaultSubject, long MsgNum)
 332 {
 333         void                 *vEval;
 334         MsgPartEvaluatorFunc  Eval;
 335         message_summary      *Msg;
 336         StrBuf *Buf;
 337         const char *buf;
 338         const char *ebuf;
 339         int nBuf;
 340         long len;
 341
 342         Buf = NewStrBuf();
 343
 344         serv_printf("MSG0 %ld|1", MsgNum);      /* ask for headers only */
 345
 346         StrBuf_ServGetln(Buf);
 347         if (GetServerStatus(Buf, NULL) == 1) {
 348                 FreeStrBuf(&Buf);
 349                 return NULL;
 350         }
 351
 352         Msg = (message_summary*)malloc(sizeof(message_summary));
 353         memset(Msg, 0, sizeof(message_summary));
 354         while (len = StrBuf_ServGetln(Buf),
 355                ((len != 3)  ||
 356                 strcmp(ChrPtr(Buf), "000")== 0)){
 357                 buf = ChrPtr(Buf);
 358                 ebuf = strchr(ChrPtr(Buf), '=');
 359                 nBuf = ebuf - buf;
 360                 if (GetHash(MsgEvaluators, buf, nBuf, &vEval) && vEval != NULL) {
 361                         Eval = (MsgPartEvaluatorFunc) vEval;
 362                         StrBufCutLeft(Buf, nBuf + 1);
 363                         Eval(Msg, Buf);
 364                 }
 365                 else lprintf(1, "Don't know how to handle Message Headerline [%s]", ChrPtr(Buf));
 366         }
 367         return Msg;
 368 }
 369
 370
 371
 372
 373
 374 /*
 375  * load message pointers from the server for a "read messages" operation
 376  *
 377  * servcmd:             the citadel command to send to the citserver
 378  * with_headers:        also include some of the headers with the message numbers (more expensive)
 379  */
 380 int load_msg_ptrs(char *servcmd, int with_headers)
 381 {
 382         StrBuf* FoundCharset = NULL;
 383         wcsession *WCC = WC;
 384         message_summary *Msg;
 385         StrBuf *Buf, *Buf2;
 386         int nummsgs = 0;
 387         int maxload = 0;
 388         long len;
 389         int n;
 390
 391         if (WCC->summ != NULL) {
 392                 if (WCC->summ != NULL)
 393                         DeleteHash(&WCC->summ);
 394         }
 395         WCC->summ = NewHash(1, Flathash);
 396         maxload = 10000;
 397
 398         Buf = NewStrBuf();
 399         serv_puts(servcmd);
 400         StrBuf_ServGetln(Buf);
 401         if (GetServerStatus(Buf, NULL) != 1) {
 402                 FreeStrBuf(&Buf);
 403                 return (nummsgs);
 404         }
 405 // TODO                         if (with_headers) { //// TODO: Have Attachments?
 406         Buf2 = NewStrBuf();
 407         while (len = StrBuf_ServGetln(Buf),
 408                ((len != 3)  ||
 409                 strcmp(ChrPtr(Buf), "000")!= 0))
 410         {
 411                 if (nummsgs < maxload) {
 412                         Msg = (message_summary*)malloc(sizeof(message_summary));
 413                         memset(Msg, 0, sizeof(message_summary));
 414
 415                         Msg->msgnum = StrBufExtract_long(Buf, 0, '|');
 416                         Msg->date = StrBufExtract_long(Buf, 1, '|');
 417
 418                         Msg->from = NewStrBufPlain(NULL, StrLength(Buf));
 419                         StrBufExtract_token(Buf2, Buf, 2, '|');
 420                         if (StrLength(Buf2) != 0) {
 421                                 /** Handle senders with RFC2047 encoding */
 422                                 StrBuf_RFC822_to_Utf8(Msg->from, Buf2, WCC->DefaultCharset, FoundCharset);
 423                         }
 424
 425                         /** Nodename */
 426                         StrBufExtract_token(Buf2, Buf, 3, '|');
 427                         if ((StrLength(Buf2) !=0 ) &&
 428                             ( ((WCC->room_flags & QR_NETWORK)
 429                                || ((strcasecmp(ChrPtr(Buf2), serv_info.serv_nodename)
 430                                     && (strcasecmp(ChrPtr(Buf2), serv_info.serv_fqdn)))))))
 431                         {
 432                                 StrBufAppendBufPlain(Msg->from, HKEY(" @ "), 0);
 433                                 StrBufAppendBuf(Msg->from, Buf2, 0);
 434                         }
 435
 436                         /** Not used:
 437                         StrBufExtract_token(Msg->inetaddr, Buf, 4, '|');
 438                         */
 439
 440                         Msg->subj = NewStrBufPlain(NULL, StrLength(Buf));
 441                         StrBufExtract_token(Buf2,  Buf, 5, '|');
 442                         if (StrLength(Buf2) == 0)
 443                                 StrBufAppendBufPlain(Msg->subj, _("(no subj)"), 0, -1);
 444                         else {
 445                                 StrBuf_RFC822_to_Utf8(Msg->subj, Buf2, WCC->DefaultCharset, FoundCharset);
 446                                 if ((StrLength(Msg->subj) > 75) &&
 447                                     (StrBuf_Utf8StrLen(Msg->subj) > 75)) {
 448                                         StrBuf_Utf8StrCut(Msg->subj, 72);
 449                                         StrBufAppendBufPlain(Msg->subj, HKEY("..."), 0);
 450                                 }
 451                         }
 452
 453
 454                         if ((StrLength(Msg->from) > 25) &&
 455                             (StrBuf_Utf8StrLen(Msg->from) > 25)) {
 456                                 StrBuf_Utf8StrCut(Msg->from, 23);
 457                                 StrBufAppendBufPlain(Msg->from, HKEY("..."), 0);
 458                         }
 459                         n = Msg->msgnum;
 460                         Put(WCC->summ, (const char *)&n, sizeof(n), Msg, DestroyMessageSummary);
 461                 }
 462                 nummsgs++;
 463         }
 464         FreeStrBuf(&Buf2);
 465         FreeStrBuf(&Buf);
 466         return (nummsgs);
 467 }
 468
 469
 470 inline message_summary* GetMessagePtrAt(int n, HashList *Summ)
 471 {
 472         const char *Key;
 473         long HKLen;
 474         void *vMsg;
 475
 476         if (Summ == NULL)
 477                 return NULL;
 478         GetHashAt(Summ, n, &HKLen, &Key, &vMsg);
 479         return (message_summary*) vMsg;
 480 }
 481
 482
 483 void DrawMessageDropdown(StrBuf *Selector, long maxmsgs, long startmsg)
 484 {
 485         StrBuf *TmpBuf;
 486         wcsession *WCC = WC;
 487         message_summary* Msg;
 488         int lo, hi, n;
 489         int i = 0;
 490         long StartMsg;
 491         void *vMsg;
 492         long hklen;
 493         const char *key;
 494         int done = 0;
 495         int nItems;
 496         HashPos *At;
 497         long vector[16];
 498         int nMessages = DEFAULT_MAXMSGS;
 499
 500         TmpBuf = NewStrBuf();
 501         At = GetNewHashPos(WCC->summ, (lbstr("SortOrder") == 1)? -nMessages : nMessages);
 502         nItems = GetCount(WCC->summ);
 503
 504         vector[0] = 7;
 505         vector[1] = startmsg;
 506         vector[2] = maxmsgs;
 507         vector[3] = 0;
 508         vector[4] = 1;
 509
 510         while (!done) {
 511                 lo = GetHashPosCounter(At);
 512                 if (lo + nMessages > nItems) {
 513                         hi = nItems;
 514                 }
 515                 else {
 516                         hi = lo + nMessages;
 517                 }
 518                 done = !GetNextHashPos(WCC->summ, At, &hklen, &key, &vMsg);
 519                 Msg = (message_summary*) vMsg;
 520                 n = (Msg==NULL)? 0 : Msg->msgnum;
 521                 if (i == 0)
 522                         StartMsg = n;
 523                 vector[4] = lo;
 524                 vector[5] = hi;
 525                 vector[6] = n;
 526                 FlushStrBuf(TmpBuf);
 527                 DoTemplate(HKEY("select_messageindex"), TmpBuf, &vector, CTX_LONGVECTOR);
 528                 StrBufAppendBuf(Selector, TmpBuf, 0);
 529                 i++;
 530         }
 531         vector[6] = StartMsg;
 532         FlushStrBuf(TmpBuf);
 533         DoTemplate(HKEY("select_messageindex_all"), TmpBuf, &vector, CTX_LONGVECTOR);
 534         StrBufAppendBuf(Selector, TmpBuf, 0);
 535         FreeStrBuf(&TmpBuf);
 536         DeleteHashPos(&At);
 537 }
 538
 539
 540 extern readloop_struct rlid[];
 541
 542 /*
 543  * command loop for reading messages
 544  *
 545  * Set oper to "readnew" or "readold" or "readfwd" or "headers"
 546  */
 547 void readloop(long oper)
 548 {
 549         StrBuf *MessageDropdown = NULL;
 550         StrBuf *BBViewToolBar = NULL;
 551         void *vMsg;
 552         message_summary *Msg;
 553         char cmd[256] = "";
 554         char buf[SIZ];
 555         char old_msgs[SIZ];
 556         int a = 0;
 557         int nummsgs;
 558         long startmsg = 0;
 559         int maxmsgs = 0;
 560         long *displayed_msgs = NULL;
 561         int num_displayed = 0;
 562         int is_summary = 0;
 563         int is_addressbook = 0;
 564         int is_singlecard = 0;
 565         int is_calendar = 0;
 566         struct calview calv;
 567         int is_tasks = 0;
 568         int is_notes = 0;
 569         int is_bbview = 0;
 570         int lowest_displayed = (-1);
 571         int highest_displayed = 0;
 572         addrbookent *addrbook = NULL;
 573         int num_ab = 0;
 574         int bbs_reverse = 0;
 575         wcsession *WCC = WC;
 576         HashPos *at;
 577         const char *HashKey;
 578         long HKLen;
 579         int care_for_empty_list = 0;
 580         int load_seen = 0;
 581         int sortit = 0;
 582
 583         switch (WCC->wc_view) {
 584         case VIEW_WIKI:
 585                 sprintf(buf, "wiki?room=%s&page=home", WCC->wc_roomname);
 586                 http_redirect(buf);
 587                 return;
 588         case VIEW_CALENDAR:
 589                 load_seen = 1;
 590                 is_calendar = 1;
 591                 strcpy(cmd, "MSGS ALL|||1");
 592                 maxmsgs = 32767;
 593                 parse_calendar_view_request(&calv);
 594                 break;
 595         case VIEW_TASKS:
 596                 is_tasks = 1;
 597                 strcpy(cmd, "MSGS ALL");
 598                 maxmsgs = 32767;
 599                 break;
 600         case VIEW_NOTES:
 601                 is_notes = 1;
 602                 strcpy(cmd, "MSGS ALL");
 603                 maxmsgs = 32767;
 604                 wprintf("<div id=\"new_notes_here\"></div>\n");
 605                 break;
 606         case VIEW_ADDRESSBOOK:
 607                 is_singlecard = ibstr("is_singlecard");
 608                 if (maxmsgs > 1) {
 609                         is_addressbook = 1;
 610                         if (oper == do_search) {
 611                                 snprintf(cmd, sizeof(cmd), "MSGS SEARCH|%s", bstr("query"));
 612                         }
 613                         else {
 614                                 strcpy(cmd, "MSGS ALL");
 615                         }
 616                         maxmsgs = 9999999;
 617                         break;
 618                 }
 619
 620         default:
 621                 care_for_empty_list = 1;
 622                 startmsg = lbstr("startmsg");
 623                 if (havebstr("maxmsgs"))
 624                         maxmsgs = ibstr("maxmsgs");
 625                 is_summary = (ibstr("is_summary") && !WCC->is_mobile);
 626                 if (maxmsgs == 0) maxmsgs = DEFAULT_MAXMSGS;
 627
 628
 629
 630                 /*
 631                  * When in summary mode, always show ALL messages instead of just
 632                  * new or old.  Otherwise, show what the user asked for.
 633                  */
 634                 rlid[oper].cmd(cmd, sizeof(cmd));
 635
 636                 if ((WCC->wc_view == VIEW_MAILBOX) && (maxmsgs > 1) && !WCC->is_mobile) {
 637                         is_summary = 1;
 638                         if (oper != do_search) {
 639                                 strcpy(cmd, "MSGS ALL");
 640                         }
 641                 }
 642
 643                 is_bbview = !is_summary;
 644                 if (is_summary) {                       /**< fetch header summary */
 645                         load_seen = 1;
 646                         snprintf(cmd, sizeof(cmd), "MSGS %s|%s||1",
 647                                  (oper == do_search) ? "SEARCH" : "ALL",
 648                                  (oper == do_search) ? bstr("query") : ""
 649                                 );
 650                         startmsg = 1;
 651                         maxmsgs = 9999999;
 652                 }
 653
 654                 bbs_reverse = is_bbview && (lbstr("SortOrder") == 2);
 655
 656                 if (is_bbview && (startmsg == 0L)) {
 657                         if (bbs_reverse) {
 658                                 Msg = GetMessagePtrAt((nummsgs >= maxmsgs) ? (nummsgs - maxmsgs) : 0, WCC->summ);
 659                                 startmsg = (Msg==NULL)? 0 : Msg->msgnum;
 660                         }
 661                         else {
 662                                 Msg = GetMessagePtrAt(0, WCC->summ);
 663                                 startmsg = (Msg==NULL)? 0 : Msg->msgnum;
 664                         }
 665                 }
 666                 sortit = is_summary || WCC->is_mobile;
 667         }
 668
 669
 670         output_headers(1, 1, 1, 0, 0, 0);
 671
 672         /* TODO: how can we best sort this in?
 673         if (WCC->is_mobile) {
 674                 maxmsgs = 20;
 675                 snprintf(cmd, sizeof(cmd), "MSGS %s|%s||1",
 676                         (!strcmp(oper, "do_search") ? "SEARCH" : "ALL"),
 677                         (!strcmp(oper, "do_search") ? bstr("query") : "")
 678                 );
 679                 SortBy =  eRDate;
 680         }
 681         */
 682         /*
 683          * Are we doing a summary view?  If so, we need to know old messages
 684          * and new messages, so we can do that pretty boldface thing for the
 685          * new messages.
 686          */
 687         nummsgs = load_msg_ptrs(cmd, (is_summary || WCC->is_mobile));
 688         if (nummsgs == 0) {
 689                 if (care_for_empty_list) {
 690                         wprintf("<div align=\"center\"><br /><em>");
 691                         switch (oper) {
 692                         case readnew:
 693                                 wprintf(_("No new messages."));
 694                                 break;
 695                         case readold:
 696                                 wprintf(_("No old messages."));
 697                                 break;
 698                         default:
 699                                 wprintf(_("No messages here."));
 700                         }
 701                         wprintf("</em><br /></div>\n");
 702                 }
 703
 704                 goto DONE;
 705         }
 706
 707         if (load_seen){
 708                 void *vMsg;
 709
 710                 strcpy(old_msgs, "");
 711                 serv_puts("GTSN");
 712                 serv_getln(buf, sizeof buf);
 713                 if (buf[0] == '2') {
 714                         strcpy(old_msgs, &buf[4]);
 715                 }
 716                 at = GetNewHashPos(WCC->summ, 0);
 717                 while (GetNextHashPos(WCC->summ, at, &HKLen, &HashKey, &vMsg)) {
 718                         /** Are you a new message, or an old message? */
 719                         Msg = (message_summary*) vMsg;
 720                         if (is_msg_in_mset(old_msgs, Msg->msgnum)) {
 721                                 Msg->is_new = 0;
 722                         }
 723                         else {
 724                                 Msg->is_new = 1;
 725                         }
 726                 }
 727                 DeleteHashPos(&at);
 728         }
 729
 730         if (sortit) {
 731                 CompareFunc SortIt;
 732                 SortIt =  RetrieveSort(CTX_MAILSUM, NULL,
 733                                        HKEY("date"), 2);
 734                 if (SortIt != NULL)
 735                         SortByPayload(WCC->summ, SortIt);
 736         }
 737
 738         if (is_summary) {
 739                 do_template("summary_header", NULL);
 740         } else if (WCC->is_mobile) {
 741                 wprintf("<div id=\"message_list\">");
 742         }
 743
 744
 745         /**
 746          * If we're not currently looking at ALL requested
 747          * messages, then display the selector bar
 748          */
 749         if (is_bbview)  {
 750                 BBViewToolBar = NewStrBuf();
 751                 MessageDropdown = NewStrBuf();
 752
 753                 DrawMessageDropdown(MessageDropdown, maxmsgs, startmsg);
 754
 755                 DoTemplate(HKEY("msg_listselector_top"), BBViewToolBar, MessageDropdown, CTX_STRBUF);
 756                 StrBufAppendBuf(WCC->WBuf, BBViewToolBar, 0);
 757                 FlushStrBuf(BBViewToolBar);
 758         }
 759
 760         at = GetNewHashPos(WCC->summ, 0);
 761         while (GetNextHashPos(WCC->summ, at, &HKLen, &HashKey, &vMsg)) {
 762                 Msg = (message_summary*) vMsg;
 763                 if ((Msg->msgnum >= startmsg) && (num_displayed < maxmsgs)) {
 764
 765                         /** Display the message */
 766                         if (is_summary) {
 767                                 DoTemplate(HKEY("section_mailsummary"), NULL, Msg, CTX_MAILSUM);
 768                         }
 769                         else if (is_addressbook) {
 770                                 fetch_ab_name(Msg, buf);
 771                                 ++num_ab;
 772                                 addrbook = realloc(addrbook,
 773                                                    (sizeof(addrbookent) * num_ab) );
 774                                 safestrncpy(addrbook[num_ab-1].ab_name, buf,
 775                                             sizeof(addrbook[num_ab-1].ab_name));
 776                                 addrbook[num_ab-1].ab_msgnum = Msg->msgnum;
 777                         }
 778                         else if (is_calendar) {
 779                                 load_calendar_item(Msg, Msg->is_new, &calv);
 780                         }
 781                         else if (is_tasks) {
 782                                 display_task(Msg, Msg->is_new);
 783                         }
 784                         else if (is_notes) {
 785                                 display_note(Msg, Msg->is_new);
 786                         } else if (WCC->is_mobile) {
 787                                 DoTemplate(HKEY("section_mailsummary"), NULL, Msg, CTX_MAILSUM);
 788                         }
 789                         else {
 790                                 if (displayed_msgs == NULL) {
 791                                         displayed_msgs = malloc(sizeof(long) *
 792                                                                 (maxmsgs<nummsgs ? maxmsgs : nummsgs));
 793                                 }
 794                                 displayed_msgs[num_displayed] = Msg->msgnum;
 795                         }
 796
 797                         if (lowest_displayed < 0) lowest_displayed = a;
 798                         highest_displayed = a;
 799
 800                         ++num_displayed;
 801                 }
 802         }
 803         DeleteHashPos(&at);
 804
 805         /** Output loop */
 806         if (displayed_msgs != NULL) {
 807                 if (bbs_reverse) {
 808                         ////TODOqsort(displayed_msgs, num_displayed, sizeof(long), qlongcmp_r);
 809                 }
 810
 811                 /** if we do a split bbview in the future, begin messages div here */
 812
 813                 for (a=0; a<num_displayed; ++a) {
 814                         read_message(WC->WBuf, HKEY("view_message"), displayed_msgs[a], 0, NULL);
 815                 }
 816
 817                 /** if we do a split bbview in the future, end messages div here */
 818
 819                 free(displayed_msgs);
 820                 displayed_msgs = NULL;
 821         }
 822
 823         if (is_summary) {
 824                 do_template("summary_trailer", NULL);
 825         } else if (WCC->is_mobile) {
 826                 wprintf("</div>");
 827         }
 828
 829         /**
 830          * Bump these because although we're thinking in zero base, the user
 831          * is a drooling idiot and is thinking in one base.
 832          */
 833         ++lowest_displayed;
 834         ++highest_displayed;
 835
 836         /**
 837          * If we're not currently looking at ALL requested
 838          * messages, then display the selector bar
 839          */
 840         if (is_bbview) {
 841                 /** begin bbview scroller */
 842
 843                 DoTemplate(HKEY("msg_listselector_bottom"), BBViewToolBar, MessageDropdown, CTX_STRBUF);
 844                 StrBufAppendBuf(WCC->WBuf, BBViewToolBar, 0);
 845
 846                 FreeStrBuf(&BBViewToolBar);
 847                 FreeStrBuf(&MessageDropdown);
 848         }
 849
 850 DONE:
 851         if (is_tasks) {
 852                 do_tasks_view();        /** Render the task list */
 853         }
 854
 855         if (is_calendar) {
 856                 render_calendar_view(&calv);
 857         }
 858
 859         if (is_addressbook) {
 860                 do_addrbook_view(addrbook, num_ab);     /** Render the address book */
 861         }
 862
 863         /** Note: wDumpContent() will output one additional </div> tag. */
 864         wprintf("</div>\n");            /** end of 'content' div */
 865         wDumpContent(1);
 866
 867         /** free the summary */
 868         if (WCC->summ != NULL) {
 869                 DeleteHash(&WCC->summ);
 870         }
 871         if (addrbook != NULL) free(addrbook);
 872         FreeStrBuf(&BBViewToolBar);
 873 }
 874
 875
 876 /*
 877  * Back end for post_message()
 878  * ... this is where the actual message gets transmitted to the server.
 879  */
 880 void post_mime_to_server(void) {
 881         wcsession *WCC = WC;
 882         char top_boundary[SIZ];
 883         char alt_boundary[SIZ];
 884         int is_multipart = 0;
 885         static int seq = 0;
 886         wc_mime_attachment *att;
 887         char *encoded;
 888         size_t encoded_length;
 889         size_t encoded_strlen;
 890         char *txtmail = NULL;
 891
 892         sprintf(top_boundary, "Citadel--Multipart--%s--%04x--%04x",
 893                 serv_info.serv_fqdn,
 894                 getpid(),
 895                 ++seq
 896         );
 897         sprintf(alt_boundary, "Citadel--Multipart--%s--%04x--%04x",
 898                 serv_info.serv_fqdn,
 899                 getpid(),
 900                 ++seq
 901         );
 902
 903         /* RFC2045 requires this, and some clients look for it... */
 904         serv_puts("MIME-Version: 1.0");
 905         serv_puts("X-Mailer: " PACKAGE_STRING);
 906
 907         /* If there are attachments, we have to do multipart/mixed */
 908         if (GetCount(WCC->attachments) > 0) {
 909                 is_multipart = 1;
 910         }
 911
 912         if (is_multipart) {
 913                 /* Remember, serv_printf() appends an extra newline */
 914                 serv_printf("Content-type: multipart/mixed; boundary=\"%s\"\n", top_boundary);
 915                 serv_printf("This is a multipart message in MIME format.\n");
 916                 serv_printf("--%s", top_boundary);
 917         }
 918
 919         /* Remember, serv_printf() appends an extra newline */
 920         serv_printf("Content-type: multipart/alternative; "
 921                 "boundary=\"%s\"\n", alt_boundary);
 922         serv_printf("This is a multipart message in MIME format.\n");
 923         serv_printf("--%s", alt_boundary);
 924
 925         serv_puts("Content-type: text/plain; charset=utf-8");
 926         serv_puts("Content-Transfer-Encoding: quoted-printable");
 927         serv_puts("");
 928         txtmail = html_to_ascii(bstr("msgtext"), 0, 80, 0);
 929         text_to_server_qp(txtmail);     /* Transmit message in quoted-printable encoding */
 930         free(txtmail);
 931
 932         serv_printf("--%s", alt_boundary);
 933
 934         serv_puts("Content-type: text/html; charset=utf-8");
 935         serv_puts("Content-Transfer-Encoding: quoted-printable");
 936         serv_puts("");
 937         serv_puts("<html><body>\r\n");
 938         text_to_server_qp(bstr("msgtext"));     /* Transmit message in quoted-printable encoding */
 939         serv_puts("</body></html>\r\n");
 940
 941         serv_printf("--%s--", alt_boundary);
 942
 943         if (is_multipart) {
 944                 long len;
 945                 const char *Key;
 946                 void *vAtt;
 947                 HashPos  *it;
 948
 949                 /* Add in the attachments */
 950                 it = GetNewHashPos(WCC->attachments, 0);
 951                 while (GetNextHashPos(WCC->attachments, it, &len, &Key, &vAtt)) {
 952                         att = (wc_mime_attachment *)vAtt;
 953                         encoded_length = ((att->length * 150) / 100);
 954                         encoded = malloc(encoded_length);
 955                         if (encoded == NULL) break;
 956                         encoded_strlen = CtdlEncodeBase64(encoded, ChrPtr(att->Data), StrLength(att->Data), 1);
 957
 958                         serv_printf("--%s", top_boundary);
 959                         serv_printf("Content-type: %s", ChrPtr(att->ContentType));
 960                         serv_printf("Content-disposition: attachment; filename=\"%s\"", ChrPtr(att->FileName));
 961                         serv_puts("Content-transfer-encoding: base64");
 962                         serv_puts("");
 963                         serv_write(encoded, encoded_strlen);
 964                         serv_puts("");
 965                         serv_puts("");
 966                         free(encoded);
 967                 }
 968                 serv_printf("--%s--", top_boundary);
 969                 DeleteHashPos(&it);
 970         }
 971
 972         serv_puts("000");
 973 }
 974
 975
 976 /*
 977  * Post message (or don't post message)
 978  *
 979  * Note regarding the "dont_post" variable:
 980  * A random value (actually, it's just a timestamp) is inserted as a hidden
 981  * field called "postseq" when the display_enter page is generated.  This
 982  * value is checked when posting, using the static variable dont_post.  If a
 983  * user attempts to post twice using the same dont_post value, the message is
 984  * discarded.  This prevents the accidental double-saving of the same message
 985  * if the user happens to click the browser "back" button.
 986  */
 987 void post_message(void)
 988 {
 989         char buf[1024];
 990         StrBuf *encoded_subject = NULL;
 991         static long dont_post = (-1L);
 992         wc_mime_attachment  *att;
 993         int is_anonymous = 0;
 994         const StrBuf *display_name = NULL;
 995         wcsession *WCC = WC;
 996
 997         if (havebstr("force_room")) {
 998                 gotoroom(bstr("force_room"));
 999         }
1000
1001         if (havebstr("display_name")) {
1002                 display_name = sbstr("display_name");
1003                 if (!strcmp(ChrPtr(display_name), "__ANONYMOUS__")) {
1004                         display_name = NULL;
1005                         is_anonymous = 1;
1006                 }
1007         }
1008
1009         if (WCC->upload_length > 0) {
1010                 const char *pch;
1011                 int n;
1012                 char N[64];
1013
1014                 lprintf(9, "%s:%d: we are uploading %d bytes\n", __FILE__, __LINE__, WCC->upload_length);
1015                 /** There's an attachment.  Save it to this struct... */
1016                 att = malloc(sizeof(wc_mime_attachment));
1017                 memset(att, 0, sizeof(wc_mime_attachment ));
1018                 att->length = WCC->upload_length;
1019                 att->ContentType = NewStrBufPlain(WCC->upload_content_type, -1);
1020                 att->FileName = NewStrBufPlain(WCC->upload_filename, -1);
1021
1022
1023                 if (WCC->attachments == NULL)
1024                         WCC->attachments = NewHash(1, NULL);
1025                 /* And add it to the list. */
1026                 n = snprintf(N, sizeof N, "%d", GetCount(WCC->attachments) + 1);
1027                 Put(WCC->attachments, N, n, att, DestroyMime);
1028
1029                 /**
1030                  * Mozilla sends a simple filename, which is what we want,
1031                  * but Satan's Browser sends an entire pathname.  Reduce
1032                  * the path to just a filename if we need to.
1033                  */
1034                 pch = strrchr(ChrPtr(att->FileName), '/');
1035                 if (pch != NULL) {
1036                         StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName));
1037                 }
1038                 pch = strrchr(ChrPtr(att->FileName), '\\');
1039                 if (pch != NULL) {
1040                         StrBufCutLeft(att->FileName, pch - ChrPtr(att->FileName));
1041                 }
1042
1043                 /**
1044                  * Transfer control of this memory from the upload struct
1045                  * to the attachment struct.
1046                  */
1047                 att->Data = NewStrBufPlain(WCC->upload, WCC->upload_length);
1048                 free(WCC->upload);
1049                 WCC->upload_length = 0;
1050                 WCC->upload = NULL;
1051                 display_enter();
1052                 return;
1053         }
1054
1055         if (havebstr("cancel_button")) {
1056                 sprintf(WCC->ImportantMessage,
1057                         _("Cancelled.  Message was not posted."));
1058         } else if (havebstr("attach_button")) {
1059                 display_enter();
1060                 return;
1061         } else if (lbstr("postseq") == dont_post) {
1062                 sprintf(WCC->ImportantMessage,
1063                         _("Automatically cancelled because you have already "
1064                         "saved this message."));
1065         } else {
1066                 const char CMD[] = "ENT0 1|%s|%d|4|%s|%s||%s|%s|%s|%s|%s";
1067                 const StrBuf *Recp = NULL;
1068                 const StrBuf *Cc = NULL;
1069                 const StrBuf *Bcc = NULL;
1070                 const StrBuf *Wikipage = NULL;
1071                 const StrBuf *my_email_addr = NULL;
1072                 StrBuf *CmdBuf = NULL;;
1073                 StrBuf *references = NULL;
1074
1075                 if (havebstr("references"))
1076                 {
1077                         const StrBuf *ref = sbstr("references");
1078                         references = NewStrBufPlain(ChrPtr(ref), StrLength(ref));
1079                         lprintf(9, "Converting: %s\n", ChrPtr(references));
1080                         StrBufReplaceChars(references, '|', '!');
1081                         lprintf(9, "Converted: %s\n", ChrPtr(references));
1082                 }
1083                 if (havebstr("subject")) {
1084                         const StrBuf *Subj;
1085                         /*
1086                          * make enough room for the encoded string;
1087                          * plus the QP header
1088                          */
1089                         Subj = sbstr("subject");
1090
1091                         StrBufRFC2047encode(&encoded_subject, Subj);
1092                 }
1093                 Recp = sbstr("recp");
1094                 Cc = sbstr("cc");
1095                 Bcc = sbstr("bcc");
1096                 Wikipage = sbstr("wikipage");
1097                 my_email_addr = sbstr("my_email_addr");
1098
1099                 CmdBuf = NewStrBufPlain(NULL,
1100                                         sizeof (CMD) +
1101                                         StrLength(Recp) +
1102                                         StrLength(encoded_subject) +
1103                                         StrLength(Cc) +
1104                                         StrLength(Bcc) +
1105                                         StrLength(Wikipage) +
1106                                         StrLength(my_email_addr) +
1107                                         StrLength(references));
1108
1109                 StrBufPrintf(CmdBuf,
1110                              CMD,
1111                              ChrPtr(Recp),
1112                              is_anonymous,
1113                              ChrPtr(encoded_subject),
1114                              ChrPtr(display_name),
1115                              ChrPtr(Cc),
1116                              ChrPtr(Bcc),
1117                              ChrPtr(Wikipage),
1118                              ChrPtr(my_email_addr),
1119                              ChrPtr(references));
1120                 FreeStrBuf(&references);
1121
1122                 lprintf(9, "%s\n", ChrPtr(CmdBuf));
1123                 serv_puts(ChrPtr(CmdBuf));
1124                 serv_getln(buf, sizeof buf);
1125                 FreeStrBuf(&CmdBuf);
1126                 FreeStrBuf(&encoded_subject);
1127                 if (buf[0] == '4') {
1128                         post_mime_to_server();
1129                         if (  (havebstr("recp"))
1130                            || (havebstr("cc"  ))
1131                            || (havebstr("bcc" ))
1132                         ) {
1133                                 sprintf(WCC->ImportantMessage, _("Message has been sent.\n"));
1134                         }
1135                         else {
1136                                 sprintf(WC->ImportantMessage, _("Message has been posted.\n"));
1137                         }
1138                         dont_post = lbstr("postseq");
1139                 } else {
1140                         lprintf(9, "%s:%d: server post error: %s\n", __FILE__, __LINE__, buf);
1141                         sprintf(WC->ImportantMessage, "%s", &buf[4]);
1142                         display_enter();
1143                         return;
1144                 }
1145         }
1146
1147         DeleteHash(&WCC->attachments);
1148
1149         /**
1150          *  We may have been supplied with instructions regarding the location
1151          *  to which we must return after posting.  If found, go there.
1152          */
1153         if (havebstr("return_to")) {
1154                 http_redirect(bstr("return_to"));
1155         }
1156         /**
1157          *  If we were editing a page in a wiki room, go to that page now.
1158          */
1159         else if (havebstr("wikipage")) {
1160                 snprintf(buf, sizeof buf, "wiki?page=%s", bstr("wikipage"));
1161                 http_redirect(buf);
1162         }
1163         /**
1164          *  Otherwise, just go to the "read messages" loop.
1165          */
1166         else {
1167                 readloop(readnew);
1168         }
1169 }
1170
1171
1172
1173
1174 /**
1175  * \brief display the message entry screen
1176  */
1177 void display_enter(void)
1178 {
1179         char buf[SIZ];
1180         long now;
1181         const StrBuf *display_name = NULL;
1182         int recipient_required = 0;
1183         int subject_required = 0;
1184         int recipient_bad = 0;
1185         int is_anonymous = 0;
1186         wcsession *WCC = WC;
1187
1188         now = time(NULL);
1189
1190         if (havebstr("force_room")) {
1191                 gotoroom(bstr("force_room"));
1192         }
1193
1194         display_name = sbstr("display_name");
1195         if (!strcmp(ChrPtr(display_name), "__ANONYMOUS__")) {
1196                 display_name = NULL;
1197                 is_anonymous = 1;
1198         }
1199
1200         /** First test to see whether this is a room that requires recipients to be entered */
1201         serv_puts("ENT0 0");
1202         serv_getln(buf, sizeof buf);
1203
1204         if (!strncmp(buf, "570", 3)) {          /** 570 means that we need a recipient here */
1205                 recipient_required = 1;
1206         }
1207         else if (buf[0] != '2') {               /** Any other error means that we cannot continue */
1208                 sprintf(WCC->ImportantMessage, "%s", &buf[4]);
1209                 readloop(readnew);
1210                 return;
1211         }
1212
1213         /* Is the server strongly recommending that the user enter a message subject? */
1214         if ((buf[3] != '\0') && (buf[4] != '\0')) {
1215                 subject_required = extract_int(&buf[4], 1);
1216         }
1217
1218         /**
1219          * Are we perhaps in an address book view?  If so, then an "enter
1220          * message" command really means "add new entry."
1221          */
1222         if (WCC->wc_default_view == VIEW_ADDRESSBOOK) {
1223                 do_edit_vcard(-1, "", "", WCC->wc_roomname);
1224                 return;
1225         }
1226
1227         /*
1228          * Are we perhaps in a calendar room?  If so, then an "enter
1229          * message" command really means "add new calendar item."
1230          */
1231         if (WCC->wc_default_view == VIEW_CALENDAR) {
1232                 display_edit_event();
1233                 return;
1234         }
1235
1236         /*
1237          * Are we perhaps in a tasks view?  If so, then an "enter
1238          * message" command really means "add new task."
1239          */
1240         if (WCC->wc_default_view == VIEW_TASKS) {
1241                 display_edit_task();
1242                 return;
1243         }
1244
1245         /*
1246          * Otherwise proceed normally.
1247          * Do a custom room banner with no navbar...
1248          */
1249
1250         if (recipient_required) {
1251                 const StrBuf *Recp = NULL;
1252                 const StrBuf *Cc = NULL;
1253                 const StrBuf *Bcc = NULL;
1254                 const StrBuf *Wikipage = NULL;
1255                 StrBuf *CmdBuf = NULL;;
1256                 const char CMD[] = "ENT0 0|%s|%d|0||%s||%s|%s|%s";
1257
1258                 Recp = sbstr("recp");
1259                 Cc = sbstr("cc");
1260                 Bcc = sbstr("bcc");
1261                 Wikipage = sbstr("wikipage");
1262
1263                 CmdBuf = NewStrBufPlain(NULL,
1264                                         sizeof (CMD) +
1265                                         StrLength(Recp) +
1266                                         StrLength(display_name) +
1267                                         StrLength(Cc) +
1268                                         StrLength(Bcc) +
1269                                         StrLength(Wikipage));
1270
1271                 StrBufPrintf(CmdBuf,
1272                              CMD,
1273                              ChrPtr(Recp),
1274                              is_anonymous,
1275                              ChrPtr(display_name),
1276                              ChrPtr(Cc),
1277                              ChrPtr(Bcc),
1278                              ChrPtr(Wikipage));
1279                 serv_puts(ChrPtr(CmdBuf));
1280                 serv_getln(buf, sizeof buf);
1281                 FreeStrBuf(&CmdBuf);
1282
1283                 if (!strncmp(buf, "570", 3)) {  /** 570 means we have an invalid recipient listed */
1284                         if (havebstr("recp") &&
1285                             havebstr("cc"  ) &&
1286                             havebstr("bcc" )) {
1287                                 recipient_bad = 1;
1288                         }
1289                 }
1290                 else if (buf[0] != '2') {       /** Any other error means that we cannot continue */
1291                         wprintf("<em>%s</em><br />\n", &buf[4]);/// -> important message
1292                         return;
1293                 }
1294         }
1295         svputlong("RCPTREQUIRED", recipient_required);
1296         svputlong("SUBJREQUIRED", recipient_required || subject_required);
1297
1298         begin_burst();
1299         output_headers(1, 0, 0, 0, 1, 0);
1300         DoTemplate(HKEY("edit_message"), NULL, NULL, CTX_NONE);
1301         end_burst();
1302
1303         return;
1304 }
1305
1306 /**
1307  * \brief delete a message
1308  */
1309 void delete_msg(void)
1310 {
1311         long msgid;
1312         char buf[SIZ];
1313
1314         msgid = lbstr("msgid");
1315
1316         if (WC->wc_is_trash) {  /** Delete from Trash is a real delete */
1317                 serv_printf("DELE %ld", msgid);
1318         }
1319         else {                  /** Otherwise move it to Trash */
1320                 serv_printf("MOVE %ld|_TRASH_|0", msgid);
1321         }
1322
1323         serv_getln(buf, sizeof buf);
1324         sprintf(WC->ImportantMessage, "%s", &buf[4]);
1325
1326         readloop(readnew);
1327 }
1328
1329
1330 /**
1331  * \brief move a message to another folder
1332  */
1333 void move_msg(void)
1334 {
1335         long msgid;
1336         char buf[SIZ];
1337
1338         msgid = lbstr("msgid");
1339
1340         if (havebstr("move_button")) {
1341                 sprintf(buf, "MOVE %ld|%s", msgid, bstr("target_room"));
1342                 serv_puts(buf);
1343                 serv_getln(buf, sizeof buf);
1344                 sprintf(WC->ImportantMessage, "%s", &buf[4]);
1345         } else {
1346                 sprintf(WC->ImportantMessage, (_("The message was not moved.")));
1347         }
1348
1349         readloop(readnew);
1350 }
1351
1352
1353
1354
1355
1356 /*
1357  * Confirm move of a message
1358  */
1359 void confirm_move_msg(void)
1360 {
1361         long msgid;
1362         char buf[SIZ];
1363         char targ[SIZ];
1364
1365         msgid = lbstr("msgid");
1366
1367
1368         output_headers(1, 1, 2, 0, 0, 0);
1369         wprintf("<div id=\"banner\">\n");
1370         wprintf("<h1>");
1371         wprintf(_("Confirm move of message"));
1372         wprintf("</h1>");
1373         wprintf("</div>\n");
1374
1375         wprintf("<div id=\"content\" class=\"service\">\n");
1376
1377         wprintf("<CENTER>");
1378
1379         wprintf(_("Move this message to:"));
1380         wprintf("<br />\n");
1381
1382         wprintf("<form METHOD=\"POST\" action=\"move_msg\">\n");
1383         wprintf("<input type=\"hidden\" name=\"nonce\" value=\"%d\">\n", WC->nonce);
1384         wprintf("<INPUT TYPE=\"hidden\" NAME=\"msgid\" VALUE=\"%s\">\n", bstr("msgid"));
1385
1386         wprintf("<SELECT NAME=\"target_room\" SIZE=5>\n");
1387         serv_puts("LKRA");
1388         serv_getln(buf, sizeof buf);
1389         if (buf[0] == '1') {
1390                 while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
1391                         extract_token(targ, buf, 0, '|', sizeof targ);
1392                         wprintf("<OPTION>");
1393                         escputs(targ);
1394                         wprintf("\n");
1395                 }
1396         }
1397         wprintf("</SELECT>\n");
1398         wprintf("<br />\n");
1399
1400         wprintf("<INPUT TYPE=\"submit\" NAME=\"move_button\" VALUE=\"%s\">", _("Move"));
1401         wprintf("&nbsp;");
1402         wprintf("<INPUT TYPE=\"submit\" NAME=\"cancel_button\" VALUE=\"%s\">", _("Cancel"));
1403         wprintf("</form></CENTER>\n");
1404
1405         wprintf("</CENTER>\n");
1406         wDumpContent(1);
1407 }
1408
1409
1410 /*
1411  * Generic function to output an arbitrary MIME attachment from
1412  * message being composed
1413  *
1414  * partnum              The MIME part to be output
1415  * filename             Fake filename to give
1416  * force_download       Nonzero to force set the Content-Type: header to "application/octet-stream"
1417  */
1418 void postpart(StrBuf *partnum, StrBuf *filename, int force_download)
1419 {
1420         void *vPart;
1421         StrBuf *content_type;
1422         wc_mime_attachment *part;
1423
1424         if (GetHash(WC->attachments, SKEY(partnum), &vPart) &&
1425             (vPart != NULL)) {
1426                 part = (wc_mime_attachment*) vPart;
1427                 if (force_download) {
1428                         content_type = NewStrBufPlain(HKEY("application/octet-stream"));
1429                 }
1430                 else {
1431                         content_type = NewStrBufDup(part->ContentType);
1432                 }
1433                 output_headers(0, 0, 0, 0, 0, 0);
1434                 StrBufAppendBuf(WC->WBuf, part->Data, 0);
1435                 http_transmit_thing(ChrPtr(content_type), 0);
1436         } else {
1437                 hprintf("HTTP/1.1 404 %s\n", ChrPtr(partnum));
1438                 output_headers(0, 0, 0, 0, 0, 0);
1439                 hprintf("Content-Type: text/plain\r\n");
1440                 wprintf(_("An error occurred while retrieving this part: %s/%s\n"),
1441                         ChrPtr(partnum), ChrPtr(filename));
1442                 end_burst();
1443         }
1444         FreeStrBuf(&content_type);
1445 }
1446
1447
1448 /*
1449  * Generic function to output an arbitrary MIME part from an arbitrary
1450  * message number on the server.
1451  *
1452  * msgnum               Number of the item on the citadel server
1453  * partnum              The MIME part to be output
1454  * force_download       Nonzero to force set the Content-Type: header to "application/octet-stream"
1455  */
1456 void mimepart(const char *msgnum, const char *partnum, int force_download)
1457 {
1458         char buf[256];
1459         off_t bytes;
1460         char content_type[256];
1461
1462         serv_printf("OPNA %s|%s", msgnum, partnum);
1463         serv_getln(buf, sizeof buf);
1464         if (buf[0] == '2') {
1465                 bytes = extract_long(&buf[4], 0);
1466                 if (force_download) {
1467                         strcpy(content_type, "application/octet-stream");
1468                 }
1469                 else {
1470                         extract_token(content_type, &buf[4], 3, '|', sizeof content_type);
1471                 }
1472                 output_headers(0, 0, 0, 0, 0, 0);
1473
1474                 read_server_binary(WC->WBuf, bytes);
1475                 serv_puts("CLOS");
1476                 serv_getln(buf, sizeof buf);
1477                 http_transmit_thing(content_type, 0);
1478         } else {
1479                 hprintf("HTTP/1.1 404 %s\n", &buf[4]);
1480                 output_headers(0, 0, 0, 0, 0, 0);
1481                 hprintf("Content-Type: text/plain\r\n");
1482                 wprintf(_("An error occurred while retrieving this part: %s\n"), &buf[4]);
1483                 end_burst();
1484         }
1485 }
1486
1487
1488 /*
1489  * Read any MIME part of a message, from the server, into memory.
1490  */
1491 char *load_mimepart(long msgnum, char *partnum)
1492 {
1493         char buf[SIZ];
1494         off_t bytes;
1495         char content_type[SIZ];
1496         char *content;
1497
1498         serv_printf("DLAT %ld|%s", msgnum, partnum);
1499         serv_getln(buf, sizeof buf);
1500         if (buf[0] == '6') {
1501                 bytes = extract_long(&buf[4], 0);
1502                 extract_token(content_type, &buf[4], 3, '|', sizeof content_type);
1503
1504                 content = malloc(bytes + 2);
1505                 serv_read(content, bytes);
1506
1507                 content[bytes] = 0;     /* null terminate for good measure */
1508                 return(content);
1509         }
1510         else {
1511                 return(NULL);
1512         }
1513 }
1514
1515 /*
1516  * Read any MIME part of a message, from the server, into memory.
1517  */
1518 void MimeLoadData(wc_mime_attachment *Mime)
1519 {
1520         char buf[SIZ];
1521         off_t bytes;
1522 //// TODO: is there a chance the contenttype is different  to the one we know?
1523         serv_printf("DLAT %ld|%s", Mime->msgnum, ChrPtr(Mime->PartNum));
1524         serv_getln(buf, sizeof buf);
1525         if (buf[0] == '6') {
1526                 bytes = extract_long(&buf[4], 0);
1527
1528                 if (Mime->Data == NULL)
1529                         Mime->Data = NewStrBufPlain(NULL, bytes);
1530                 StrBuf_ServGetBLOB(Mime->Data, bytes);
1531
1532         }
1533         else {
1534                 FlushStrBuf(Mime->Data);
1535                 /// TODO XImportant message
1536         }
1537 }
1538
1539
1540
1541
1542 void view_mimepart(void) {
1543         mimepart(ChrPtr(WC->UrlFragment2),
1544                  ChrPtr(WC->UrlFragment3),
1545                  0);
1546 }
1547
1548 void download_mimepart(void) {
1549         mimepart(ChrPtr(WC->UrlFragment2),
1550                  ChrPtr(WC->UrlFragment3),
1551                  1);
1552 }
1553
1554 void view_postpart(void) {
1555         postpart(WC->UrlFragment2,
1556                  WC->UrlFragment3,
1557                  0);
1558 }
1559
1560 void download_postpart(void) {
1561         postpart(WC->UrlFragment2,
1562                  WC->UrlFragment3,
1563                  1);
1564 }
1565
1566
1567
1568 void h_readnew(void) { readloop(readnew);}
1569 void h_readold(void) { readloop(readold);}
1570 void h_readfwd(void) { readloop(readfwd);}
1571 void h_headers(void) { readloop(headers);}
1572 void h_do_search(void) { readloop(do_search);}
1573
1574
1575
1576
1577
1578
1579 void
1580 InitModule_MSG
1581 (void)
1582 {
1583         WebcitAddUrlHandler(HKEY("readnew"), h_readnew, NEED_URL);
1584         WebcitAddUrlHandler(HKEY("readold"), h_readold, NEED_URL);
1585         WebcitAddUrlHandler(HKEY("readfwd"), h_readfwd, NEED_URL);
1586         WebcitAddUrlHandler(HKEY("headers"), h_headers, NEED_URL);
1587         WebcitAddUrlHandler(HKEY("do_search"), h_do_search, 0);
1588         WebcitAddUrlHandler(HKEY("display_enter"), display_enter, 0);
1589         WebcitAddUrlHandler(HKEY("post"), post_message, 0);
1590         WebcitAddUrlHandler(HKEY("move_msg"), move_msg, 0);
1591         WebcitAddUrlHandler(HKEY("delete_msg"), delete_msg, 0);
1592         WebcitAddUrlHandler(HKEY("confirm_move_msg"), confirm_move_msg, 0);
1593         WebcitAddUrlHandler(HKEY("msg"), embed_message, NEED_URL|AJAX);
1594         WebcitAddUrlHandler(HKEY("printmsg"), print_message, NEED_URL);
1595         WebcitAddUrlHandler(HKEY("mobilemsg"), mobile_message_view, NEED_URL);
1596         WebcitAddUrlHandler(HKEY("msgheaders"), display_headers, NEED_URL);
1597
1598         WebcitAddUrlHandler(HKEY("mimepart"), view_mimepart, NEED_URL);
1599         WebcitAddUrlHandler(HKEY("mimepart_download"), download_mimepart, NEED_URL);
1600         WebcitAddUrlHandler(HKEY("postpart"), view_postpart, NEED_URL);
1601         WebcitAddUrlHandler(HKEY("postpart_download"), download_postpart, NEED_URL);
1602
1603         return ;
1604 }