citadel/messages.c

   1 /*
   2  * $Id$
   3  *
   4  * Citadel/UX message support routines
   5  * see copyright.txt for copyright information
   6  */
   7
   8 #include "sysdep.h"
   9 #include <stdlib.h>
  10 #include <unistd.h>
  11 #include <sys/types.h>
  12 #include <fcntl.h>
  13 #include <stdio.h>
  14 #include <ctype.h>
  15 #include <string.h>
  16 #include <signal.h>
  17 #include <errno.h>
  18 #include <limits.h>
  19 #include <sys/wait.h>
  20 #include <sys/stat.h>
  21
  22 #if TIME_WITH_SYS_TIME
  23 # include <sys/time.h>
  24 # include <time.h>
  25 #else
  26 # if HAVE_SYS_TIME_H
  27 #  include <sys/time.h>
  28 # else
  29 #  include <time.h>
  30 # endif
  31 #endif
  32
  33 #include <stdarg.h>
  34 #include "citadel.h"
  35 #include "citadel_ipc.h"
  36 #include "citadel_decls.h"
  37 #include "messages.h"
  38 #include "commands.h"
  39 #include "rooms.h"
  40 #include "tools.h"
  41 #include "html.h"
  42 #ifndef HAVE_SNPRINTF
  43 #include "snprintf.h"
  44 #endif
  45 #include "screen.h"
  46
  47 #define MAXWORDBUF SIZ
  48 #define NO_REPLY_TO     "nobody ... xxxxxx"
  49
  50 char reply_to[SIZ];
  51 char reply_subject[SIZ];
  52
  53 struct cittext {
  54         struct cittext *next;
  55         char text[MAXWORDBUF];
  56 };
  57
  58 void sttybbs(int cmd);
  59 int haschar(const char *st, int ch);
  60 void getline(char *string, int lim);
  61 int file_checksum(char *filename);
  62 void do_edit(char *desc, char *read_cmd, char *check_cmd, char *write_cmd);
  63
  64 long *msg_arr = NULL;
  65 int msg_arr_size = 0;
  66 int num_msgs;
  67 char rc_alt_semantics;
  68 extern char room_name[];
  69 extern unsigned room_flags;
  70 extern long highest_msg_read;
  71 extern struct CtdlServInfo serv_info;
  72 extern char temp[];
  73 extern char temp2[];
  74 extern int screenwidth;
  75 extern int screenheight;
  76 extern long maxmsgnum;
  77 extern char is_mail;
  78 extern char is_aide;
  79 extern char is_room_aide;
  80 extern char fullname[];
  81 extern char axlevel;
  82 extern unsigned userflags;
  83 extern char sigcaught;
  84 extern char editor_path[];
  85 extern char printcmd[];
  86 extern int rc_allow_attachments;
  87 extern int rc_display_message_numbers;
  88 extern int rc_force_mail_prompts;
  89 extern int editor_pid;
  90 extern CtdlIPC *ipc_for_signal_handlers;        /* KLUDGE cover your eyes */
  91
  92 void ka_sigcatch(int signum)
  93 {
  94         alarm(S_KEEPALIVE);
  95         signal(SIGALRM, ka_sigcatch);
  96         CtdlIPCNoop(ipc_for_signal_handlers);
  97 }
  98
  99
 100 /*
 101  * server keep-alive version of wait() (needed for external editor)
 102  */
 103 pid_t ka_wait(int *kstatus)
 104 {
 105         pid_t p;
 106
 107         alarm(S_KEEPALIVE);
 108         signal(SIGALRM, ka_sigcatch);
 109         do {
 110                 errno = 0;
 111                 p = wait(kstatus);
 112         } while (errno == EINTR);
 113         signal(SIGALRM, SIG_IGN);
 114         alarm(0);
 115         return (p);
 116 }
 117
 118
 119 /*
 120  * version of system() that uses ka_wait()
 121  */
 122 int ka_system(char *shc)
 123 {
 124         pid_t childpid;
 125         pid_t waitpid;
 126         int retcode;
 127
 128         childpid = fork();
 129         if (childpid < 0) {
 130                 color(BRIGHT_RED);
 131                 perror("Cannot fork");
 132                 color(DIM_WHITE);
 133                 return ((pid_t) childpid);
 134         }
 135
 136         if (childpid == 0) {
 137                 execlp("/bin/sh", "sh", "-c", shc, NULL);
 138                 exit(127);
 139         }
 140
 141         if (childpid > 0) {
 142                 do {
 143                         waitpid = ka_wait(&retcode);
 144                 } while (waitpid != childpid);
 145                 return (retcode);
 146         }
 147
 148         return (-1);
 149 }
 150
 151
 152
 153 /*
 154  * add a newline to the buffer...
 155  */
 156 void add_newline(struct cittext *textlist)
 157 {
 158         struct cittext *ptr;
 159
 160         ptr = textlist;
 161         while (ptr->next != NULL)
 162                 ptr = ptr->next;
 163
 164         while (ptr->text[strlen(ptr->text) - 1] == 32)
 165                 ptr->text[strlen(ptr->text) - 1] = 0;
 166         /* strcat(ptr->text,"\n"); */
 167
 168         ptr->next = (struct cittext *)
 169             malloc(sizeof(struct cittext));
 170         ptr = ptr->next;
 171         ptr->next = NULL;
 172         strcpy(ptr->text, "");
 173 }
 174
 175
 176 /*
 177  * add a word to the buffer...
 178  */
 179 void add_word(struct cittext *textlist, char *wordbuf)
 180 {
 181         struct cittext *ptr;
 182
 183         ptr = textlist;
 184         while (ptr->next != NULL)
 185                 ptr = ptr->next;
 186
 187         if (3 + strlen(ptr->text) + strlen(wordbuf) > screenwidth) {
 188                 ptr->next = (struct cittext *)
 189                     malloc(sizeof(struct cittext));
 190                 ptr = ptr->next;
 191                 ptr->next = NULL;
 192                 strcpy(ptr->text, "");
 193         }
 194
 195         strcat(ptr->text, wordbuf);
 196         strcat(ptr->text, " ");
 197 }
 198
 199
 200 /*
 201  * begin editing of an opened file pointed to by fp
 202  */
 203 void citedit(CtdlIPC *ipc, FILE * fp)
 204 {
 205         int a, prev, finished, b, last_space;
 206         int appending = 0;
 207         struct cittext *textlist = NULL;
 208         struct cittext *ptr;
 209         char wordbuf[MAXWORDBUF];
 210
 211         /* first, load the text into the buffer */
 212         fseek(fp, 0L, 0);
 213         textlist = (struct cittext *) malloc(sizeof(struct cittext));
 214         textlist->next = NULL;
 215         strcpy(textlist->text, "");
 216
 217         strcpy(wordbuf, "");
 218         prev = (-1);
 219         while (a = getc(fp), a >= 0) {
 220                 appending = 1;
 221                 if ((a == 32) || (a == 9) || (a == 13) || (a == 10)) {
 222                         add_word(textlist, wordbuf);
 223                         strcpy(wordbuf, "");
 224                         if ((prev == 13) || (prev == 10)) {
 225                                 add_word(textlist, "\n");
 226                                 add_newline(textlist);
 227                                 add_word(textlist, "");
 228                         }
 229                 } else {
 230                         wordbuf[strlen(wordbuf) + 1] = 0;
 231                         wordbuf[strlen(wordbuf)] = a;
 232                 }
 233                 if (strlen(wordbuf) + 3 > screenwidth) {
 234                         add_word(textlist, wordbuf);
 235                         strcpy(wordbuf, "");
 236                 }
 237                 prev = a;
 238         }
 239
 240         /* get text */
 241         finished = 0;
 242         prev = (appending ? 13 : (-1));
 243         strcpy(wordbuf, "");
 244         async_ka_start();
 245         do {
 246                 a = inkey();
 247                 if (a == 10)
 248                         a = 13;
 249                 if (a == 9)
 250                         a = 32;
 251                 if (a == 127)
 252                         a = 8;
 253
 254         /******* new ***********/
 255                 if ((a > 32) && (a < 127) && (prev == 13)) {
 256                         add_word(textlist, "\n");
 257                         scr_printf(" ");
 258                 }
 259         /***********************/
 260
 261                 if ((a == 32) && (prev == 13)) {
 262                         add_word(textlist, "\n");
 263                         add_newline(textlist);
 264                 }
 265
 266                 if (a == 8) {
 267                         if (strlen(wordbuf) > 0) {
 268                                 wordbuf[strlen(wordbuf) - 1] = 0;
 269                                 scr_putc(8);
 270                                 scr_putc(32);
 271                                 scr_putc(8);
 272                         }
 273                 } else if (a == 23) {
 274                         do {
 275                                 wordbuf[strlen(wordbuf) - 1] = 0;
 276                                 scr_putc(8);
 277                                 scr_putc(32);
 278                                 scr_putc(8);
 279                         } while (strlen(wordbuf) && wordbuf[strlen(wordbuf) - 1] != ' ');
 280                 } else if (a == 13) {
 281                         scr_printf("\n");
 282                         if (strlen(wordbuf) == 0)
 283                                 finished = 1;
 284                         else {
 285                                 for (b = 0; b < strlen(wordbuf); ++b)
 286                                         if (wordbuf[b] == 32) {
 287                                                 wordbuf[b] = 0;
 288                                                 add_word(textlist,
 289                                                          wordbuf);
 290                                                 strcpy(wordbuf,
 291                                                        &wordbuf[b + 1]);
 292                                                 b = 0;
 293                                         }
 294                                 add_word(textlist, wordbuf);
 295                                 strcpy(wordbuf, "");
 296                         }
 297                 } else {
 298                         scr_putc(a);
 299                         wordbuf[strlen(wordbuf) + 1] = 0;
 300                         wordbuf[strlen(wordbuf)] = a;
 301                 }
 302                 if ((strlen(wordbuf) + 3) > screenwidth) {
 303                         last_space = (-1);
 304                         for (b = 0; b < strlen(wordbuf); ++b)
 305                                 if (wordbuf[b] == 32)
 306                                         last_space = b;
 307                         if (last_space >= 0) {
 308                                 for (b = 0; b < strlen(wordbuf); ++b)
 309                                         if (wordbuf[b] == 32) {
 310                                                 wordbuf[b] = 0;
 311                                                 add_word(textlist,
 312                                                          wordbuf);
 313                                                 strcpy(wordbuf,
 314                                                        &wordbuf[b + 1]);
 315                                                 b = 0;
 316                                         }
 317                                 for (b = 0; b < strlen(wordbuf); ++b) {
 318                                         scr_putc(8);
 319                                         scr_putc(32);
 320                                         scr_putc(8);
 321                                 }
 322                                 scr_printf("\n%s", wordbuf);
 323                         } else {
 324                                 add_word(textlist, wordbuf);
 325                                 strcpy(wordbuf, "");
 326                                 scr_printf("\n");
 327                         }
 328                 }
 329                 prev = a;
 330         } while (finished == 0);
 331         async_ka_end();
 332
 333         /* write the buffer back to disk */
 334         fseek(fp, 0L, 0);
 335         for (ptr = textlist; ptr != NULL; ptr = ptr->next) {
 336                 fprintf(fp, "%s", ptr->text);
 337         }
 338         putc(10, fp);
 339         fflush(fp);
 340         ftruncate(fileno(fp), ftell(fp));
 341
 342         /* and deallocate the memory we used */
 343         while (textlist != NULL) {
 344                 ptr = textlist->next;
 345                 free(textlist);
 346                 textlist = ptr;
 347         }
 348 }
 349
 350 /* Read a message from the server
 351  */
 352 int read_message(CtdlIPC *ipc,
 353         long num,   /* message number */
 354         char pagin, /* 0 = normal read, 1 = read with pagination, 2 = header */
 355         FILE *dest) /* Destination file, NULL for screen */
 356 {
 357         char buf[SIZ];
 358         char now[SIZ];
 359         int format_type = 0;
 360         int fr = 0;
 361         int nhdr = 0;
 362         struct ctdlipcmessage *message = NULL;
 363         int r;                          /* IPC response code */
 364         char *converted_text = NULL;
 365
 366         sigcaught = 0;
 367         sttybbs(1);
 368
 369         strcpy(reply_to, NO_REPLY_TO);
 370         strcpy(reply_subject, "");
 371
 372         r = CtdlIPCGetSingleMessage(ipc, num, (pagin == READ_HEADER ? 1 : 0),
 373                                 (can_do_msg4 ? 4 : 0),
 374                                 &message, buf);
 375         if (r / 100 != 1) {
 376                 err_printf("*** msg #%ld: %d %s\n", num, r, buf);
 377                 ++lines_printed;
 378                 lines_printed =
 379                     checkpagin(lines_printed, pagin, screenheight);
 380                 sttybbs(0);
 381                 return (0);
 382         }
 383
 384         if (dest) {
 385                 fprintf(dest, "\n ");
 386         } else {
 387                 scr_printf("\n");
 388                 ++lines_printed;
 389                 lines_printed = checkpagin(lines_printed, pagin, screenheight);
 390                 scr_printf(" ");
 391         }
 392         if (pagin == 1 && !dest) {
 393                 color(BRIGHT_CYAN);
 394         }
 395
 396         /* View headers only */
 397         if (pagin == 2) {
 398                 sprintf(buf, "nhdr=%s\nfrom=%s\ntype=%d\nmsgn=%s\n",
 399                                 message->nhdr ? "yes" : "no",
 400                                 message->author, message->type,
 401                                 message->msgid);
 402                 /* FIXME output buf */
 403                 if (strlen(message->subject)) {
 404                         sprintf(buf, "subj=%s\n", message->subject);
 405                         /* FIXME: output buf */
 406                 }
 407                 if (strlen(message->email)) {
 408                         sprintf(buf, "rfca=%s\n", message->email);
 409                         /* FIXME: output buf */
 410                 }
 411                 sprintf(buf, "hnod=%s\nroom=%s\nnode=%s\ntime=%s",
 412                                 message->hnod, message->room,
 413                                 message->node,
 414                                 asctime(localtime(&message->time)));
 415                 if (strlen(message->recipient)) {
 416                         sprintf(buf, "rcpt=%s\n", message->recipient);
 417                         /* FIXME: output buf */
 418                 }
 419                 if (message->attachments) {
 420                         struct parts *ptr;
 421
 422                         for (ptr = message->attachments; ptr; ptr = ptr->next) {
 423                                 sprintf(buf, "part=%s|%s|%s|%s|%s|%ld\n",
 424                                         ptr->name, ptr->filename, ptr->number,
 425                                         ptr->disposition, ptr->mimetype,
 426                                         ptr->length);
 427                                 /* FIXME: output buf */
 428                         }
 429                 }
 430                 sttybbs(0);
 431                 return (0);
 432         }
 433
 434         if (rc_display_message_numbers) {
 435                 if (dest) {
 436                         fprintf(dest, "[#%s] ", message->msgid);
 437                 } else {
 438                         color(DIM_WHITE);
 439                         scr_printf("[");
 440                         color(BRIGHT_WHITE);
 441                         scr_printf("#%s", message->msgid);
 442                         color(DIM_WHITE);
 443                         scr_printf("] ");
 444                 }
 445         }
 446         if (nhdr == 1 && !is_room_aide) {
 447                 if (dest) {
 448                         fprintf(dest, " ****");
 449                 } else {
 450                         scr_printf(" ****");
 451                 }
 452         } else {
 453                 fmt_date(now, sizeof now, message->time, 0);
 454                 if (dest) {
 455                         fprintf(dest, "%s from %s ", now, message->author);
 456                         if (strlen(message->email)) {
 457                                 fprintf(dest, "<%s> ", message->email);
 458                         }
 459                 } else {
 460                         color(BRIGHT_CYAN);
 461                         scr_printf("%s ", now);
 462                         color(DIM_WHITE);
 463                         scr_printf("from ");
 464                         color(BRIGHT_CYAN);
 465                         scr_printf("%s ", message->author);
 466                         if (strlen(message->email)) {
 467                                 color(DIM_WHITE);
 468                                 scr_printf("<");
 469                                 color(BRIGHT_BLUE);
 470                                 scr_printf("%s", message->email);
 471                                         color(DIM_WHITE);
 472                                 scr_printf("> ");
 473                         }
 474                 }
 475                 if (strlen(message->node)) {
 476                         if ((room_flags & QR_NETWORK)
 477                             || ((strcasecmp(message->node, serv_info.serv_nodename)
 478                              && (strcasecmp(message->node, serv_info.serv_fqdn))))) {
 479                                 if (strlen(message->email) == 0) {
 480                                         if (dest) {
 481                                                 fprintf(dest, "@%s ", message->node);
 482                                         } else {
 483                                                 color(DIM_WHITE);
 484                                                 scr_printf("@");
 485                                                 color(BRIGHT_YELLOW);
 486                                                 scr_printf("%s ", message->node);
 487                                         }
 488                                 }
 489                         }
 490                 }
 491                 if (strcasecmp(message->hnod, serv_info.serv_humannode)
 492                     && (strlen(message->hnod)) && (!strlen(message->email))) {
 493                         if (dest) {
 494                                 fprintf(dest, "(%s) ", message->hnod);
 495                         } else {
 496                                 color(DIM_WHITE);
 497                                 scr_printf("(");
 498                                 color(BRIGHT_WHITE);
 499                                 scr_printf("%s", message->hnod);
 500                                 color(DIM_WHITE);
 501                                 scr_printf(") ");
 502                         }
 503                 }
 504                 if (strcasecmp(message->room, room_name) && (strlen(message->email) == 0)) {
 505                         if (dest) {
 506                                 fprintf(dest, "in %s> ", message->room);
 507                         } else {
 508                                 color(DIM_WHITE);
 509                                 scr_printf("in ");
 510                                 color(BRIGHT_MAGENTA);
 511                                 scr_printf("%s> ", message->room);
 512                         }
 513                 }
 514                 if (strlen(message->recipient)) {
 515                         if (dest) {
 516                                 fprintf(dest, "to %s ", message->recipient);
 517                         } else {
 518                                 color(DIM_WHITE);
 519                                 scr_printf("to ");
 520                                 color(BRIGHT_CYAN);
 521                                 scr_printf("%s ", message->recipient);
 522                         }
 523                 }
 524         }
 525
 526         if (dest) {
 527                 fprintf(dest, "\n");
 528         } else {
 529                 scr_printf("\n");
 530         }
 531
 532         /* Set the reply-to address to an Internet e-mail address if possible
 533          */
 534         if (message->email != NULL) if (strlen(message->email) > 0) {
 535                 safestrncpy(reply_to, message->email, sizeof reply_to);
 536         }
 537
 538         /* But if we can't do that, set it to a Citadel address.
 539          */
 540         if (!strcmp(reply_to, NO_REPLY_TO)) {
 541                 snprintf(reply_to, sizeof(reply_to), "%s @ %s",
 542                          message->author, message->node);
 543         }
 544
 545         if (pagin == 1 && !dest)
 546                 color(BRIGHT_WHITE);
 547         if (!dest) {
 548                 ++lines_printed;
 549                 lines_printed = checkpagin(lines_printed, pagin, screenheight);
 550         }
 551
 552         if (message->subject != NULL) {
 553                 safestrncpy(reply_subject, message->subject,
 554                                                 sizeof reply_subject);
 555                 if (strlen(message->subject) > 0) {
 556                         if (dest) {
 557                                 fprintf(dest, "Subject: %s\n",
 558                                                         message->subject);
 559                         } else {
 560                                 scr_printf("Subject: %s\n", message->subject);
 561                                 ++lines_printed;
 562                                 lines_printed = checkpagin(lines_printed,
 563                                                 pagin, screenheight);
 564                         }
 565                 }
 566         }
 567
 568         /******* end of header output, start of message text output *******/
 569
 570         /*
 571          * Convert HTML to plain text, formatting for the actual width
 572          * of the client screen.
 573          */
 574         if (!strcasecmp(message->content_type, "text/html")) {
 575                 converted_text = html_to_ascii(message->text, screenwidth, 0);
 576                 if (converted_text != NULL) {
 577                         free(message->text);
 578                         message->text = converted_text;
 579                         format_type = 1;
 580                 }
 581         }
 582
 583         /*
 584          * Here we go
 585          */
 586         if (format_type == 0) {
 587                 fr = fmout(screenwidth, NULL, message->text, dest,
 588                            ((pagin == 1) ? 1 : 0), screenheight, (-1), 1);
 589         } else {
 590                 int i;
 591
 592                 for (i = 0; i < num_tokens(message->text, '\n'); i++) {
 593                         if (sigcaught == 0) {
 594                                 extract_token(buf, message->text, i, '\n');
 595                                 if (dest) {
 596                                         fprintf(dest, "%s\n", buf);
 597                                 } else {
 598                                         scr_printf("%s\n", buf);
 599                                         lines_printed = lines_printed + 1 +
 600                                             (strlen(buf) / screenwidth);
 601                                         lines_printed =
 602                                             checkpagin(lines_printed, pagin,
 603                                                        screenheight);
 604                                 }
 605                         }
 606                 }
 607                 fr = sigcaught;
 608         }
 609         if (dest) {
 610                 fprintf(dest, "\n");
 611         } else {
 612                 scr_printf("\n");
 613                 /* scr_flush(); */
 614                 ++lines_printed;
 615                 lines_printed = checkpagin(lines_printed, pagin, screenheight);
 616         }
 617
 618         /* Enumerate any attachments */
 619         if ( (pagin == 1) && (can_do_msg4) && (message->attachments) ) {
 620                 struct parts *ptr;
 621
 622                 for (ptr = message->attachments; ptr; ptr = ptr->next) {
 623                         if ( (!strcasecmp(ptr->disposition, "attachment"))
 624                            || (!strcasecmp(ptr->disposition, "inline"))) {
 625                                 color(DIM_WHITE);
 626                                 scr_printf("Part ");
 627                                 color(BRIGHT_MAGENTA);
 628                                 scr_printf("%s", ptr->number);
 629                                 color(DIM_WHITE);
 630                                 scr_printf(": ");
 631                                 color(BRIGHT_CYAN);
 632                                 scr_printf("%s", ptr->filename);
 633                                 color(DIM_WHITE);
 634                                 scr_printf(" (%s, %ld bytes)\n", ptr->mimetype, ptr->length);
 635                         }
 636                 }
 637         }
 638
 639         /* Now we're done */
 640         free(message->text);
 641         free(message);
 642
 643         if (pagin == 1 && !dest)
 644                 color(DIM_WHITE);
 645         sttybbs(0);
 646         return (fr);
 647 }
 648
 649 /*
 650  * replace string function for the built-in editor
 651  */
 652 void replace_string(char *filename, long int startpos)
 653 {
 654         char buf[512];
 655         char srch_str[128];
 656         char rplc_str[128];
 657         FILE *fp;
 658         int a;
 659         long rpos, wpos;
 660         char *ptr;
 661         int substitutions = 0;
 662         long msglen = 0L;
 663
 664         scr_printf("Enter text to be replaced:\n: ");
 665         getline(srch_str, (sizeof(srch_str)-1) );
 666         if (strlen(srch_str) == 0)
 667                 return;
 668
 669         scr_printf("Enter text to replace it with:\n: ");
 670         getline(rplc_str, (sizeof(rplc_str)-1) );
 671
 672         fp = fopen(filename, "r+");
 673         if (fp == NULL)
 674                 return;
 675
 676         wpos = startpos;
 677         fseek(fp, startpos, 0);
 678         strcpy(buf, "");
 679         while (a = getc(fp), a > 0) {
 680                 ++msglen;
 681                 buf[strlen(buf) + 1] = 0;
 682                 buf[strlen(buf)] = a;
 683                 if (strlen(buf) >= strlen(srch_str)) {
 684                         ptr = (&buf[strlen(buf) - strlen(srch_str)]);
 685                         if (!strncmp(ptr, srch_str, strlen(srch_str))) {
 686                                 strcpy(ptr, rplc_str);
 687                                 ++substitutions;
 688                         }
 689                 }
 690                 if (strlen(buf) > 384) {
 691                         rpos = ftell(fp);
 692                         fseek(fp, wpos, 0);
 693                         fwrite((char *) buf, 128, 1, fp);
 694                         strcpy(buf, &buf[128]);
 695                         wpos = ftell(fp);
 696                         fseek(fp, rpos, 0);
 697                 }
 698         }
 699         fseek(fp, wpos, 0);
 700         if (strlen(buf) > 0)
 701                 fwrite((char *) buf, strlen(buf), 1, fp);
 702         wpos = ftell(fp);
 703         fclose(fp);
 704         truncate(filename, wpos);
 705         scr_printf("<R>eplace made %d substitution(s).\n\n", substitutions);
 706 }
 707
 708 /*
 709  * Function to begin composing a new message
 710  */
 711 int client_make_message(CtdlIPC *ipc,
 712                 char *filename,         /* temporary file name */
 713                 char *recipient,        /* NULL if it's not mail */
 714                 int anon_type,          /* see MES_ types in header file */
 715                 int format_type,
 716                 int mode,
 717                 char *subject)          /* buffer to store subject line */
 718 {
 719         FILE *fp;
 720         int a, b, e_ex_code;
 721         long beg;
 722         char datestr[SIZ];
 723         char header[SIZ];
 724         int cksum = 0;
 725
 726         if (mode == 2)
 727                 if (strlen(editor_path) == 0) {
 728                         err_printf
 729                             ("*** No editor available, using built-in editor\n");
 730                         mode = 0;
 731                 }
 732
 733         fmt_date(datestr, sizeof datestr, time(NULL), 0);
 734         header[0] = 0;
 735
 736         if (room_flags & QR_ANONONLY && !recipient) {
 737                 snprintf(header, sizeof header, " ****");
 738         }
 739         else {
 740                 snprintf(header, sizeof header,
 741                         " %s from %s", datestr, fullname);
 742                 if (strlen(recipient) > 0) {
 743                         size_t tmp = strlen(header);
 744                         snprintf(&header[tmp], sizeof header - tmp,
 745                                 " to %s", recipient);
 746                 }
 747         }
 748         scr_printf("%s\n", header);
 749         if (subject != NULL) if (strlen(subject) > 0) {
 750                 scr_printf("Subject: %s\n", subject);
 751         }
 752
 753         beg = 0L;
 754
 755         if (mode == 1) {
 756                 scr_printf("(Press ctrl-d when finished)\n");
 757         }
 758
 759         if (mode == 0) {
 760                 fp = fopen(filename, "r");
 761                 if (fp != NULL) {
 762                         fmout(screenwidth, fp, NULL, NULL, 0, screenheight, 0, 0);
 763                         beg = ftell(fp);
 764                         fclose(fp);
 765                 } else {
 766                         fp = fopen(filename, "w");
 767                         if (fp == NULL) {
 768                                 err_printf("*** Error opening temp file!\n"
 769                                         "    %s: %s\n",
 770                                         filename, strerror(errno));
 771                         return(1);
 772                         }
 773                         fclose(fp);
 774                 }
 775         }
 776
 777 ME1:    switch (mode) {
 778
 779         case 0:
 780                 fp = fopen(filename, "r+");
 781                 if (fp == NULL) {
 782                         err_printf("*** Error opening temp file!\n"
 783                                 "    %s: %s\n",
 784                                 filename, strerror(errno));
 785                         return(1);
 786                 }
 787                 citedit(ipc, fp);
 788                 fclose(fp);
 789                 goto MECR;
 790
 791         case 1:
 792                 fp = fopen(filename, "a");
 793                 if (fp == NULL) {
 794                         err_printf("*** Error opening temp file!\n"
 795                                 "    %s: %s\n",
 796                                 filename, strerror(errno));
 797                         return(1);
 798                 }
 799                 do {
 800                         a = inkey();
 801                         if (a == 255)
 802                                 a = 32;
 803                         if (a == 13)
 804                                 a = 10;
 805                         if (a != 4) {
 806                                 putc(a, fp);
 807                                 scr_putc(a);
 808                         }
 809                         if (a == 10)
 810                                 scr_putc(10);
 811                 } while (a != 4);
 812                 fclose(fp);
 813                 break;
 814
 815         case 2:
 816                 e_ex_code = 1;  /* start with a failed exit code */
 817                 editor_pid = fork();
 818                 cksum = file_checksum(filename);
 819                 if (editor_pid == 0) {
 820                         char tmp[SIZ];
 821
 822                         chmod(filename, 0600);
 823                         screen_reset();
 824                         sttybbs(SB_RESTORE);
 825                         snprintf(tmp, sizeof tmp, "WINDOW_TITLE=%s", header);
 826                         putenv(tmp);
 827                         execlp(editor_path, editor_path, filename, NULL);
 828                         exit(1);
 829                 }
 830                 if (editor_pid > 0)
 831                         do {
 832                                 e_ex_code = 0;
 833                                 b = ka_wait(&e_ex_code);
 834                         } while ((b != editor_pid) && (b >= 0));
 835                 editor_pid = (-1);
 836                 sttybbs(0);
 837                 screen_set();
 838                 break;
 839         }
 840
 841 MECR:   if (mode == 2) {
 842                 if (file_checksum(filename) == cksum) {
 843                         err_printf("*** Aborted message.\n");
 844                         e_ex_code = 1;
 845                 }
 846                 if (e_ex_code == 0)
 847                         goto MEFIN;
 848                 goto MEABT2;
 849         }
 850
 851         b = keymenu("Entry command (? for options)",
 852                     "<A>bort|<C>ontinue|<S>ave message|<P>rint formatted|"
 853                     "add s<U>bject|"
 854                     "<R>eplace string|<H>old message");
 855
 856         if (b == 'a')
 857                 goto MEABT;
 858         if (b == 'c')
 859                 goto ME1;
 860         if (b == 's')
 861                 goto MEFIN;
 862         if (b == 'p') {
 863                 scr_printf(" %s from %s", datestr, fullname);
 864                 if (strlen(recipient) > 0)
 865                         scr_printf(" to %s", recipient);
 866                 scr_printf("\n");
 867                 if (subject != NULL) if (strlen(subject) > 0) {
 868                         scr_printf("Subject: %s\n", subject);
 869                 }
 870                 fp = fopen(filename, "r");
 871                 if (fp != NULL) {
 872                         fmout(screenwidth, fp, NULL, NULL,
 873                               ((userflags & US_PAGINATOR) ? 1 : 0),
 874                               screenheight, 0, 0);
 875                         beg = ftell(fp);
 876                         fclose(fp);
 877                 }
 878                 goto MECR;
 879         }
 880         if (b == 'r') {
 881                 replace_string(filename, 0L);
 882                 goto MECR;
 883         }
 884         if (b == 'h') {
 885                 return (2);
 886         }
 887         if (b == 'u') {
 888                 if (subject != NULL) {
 889                         newprompt("Subject: ", subject, 70);
 890                 }
 891                 goto MECR;
 892         }
 893
 894 MEFIN:  return (0);
 895
 896 MEABT:  scr_printf("Are you sure? ");
 897         if (yesno() == 0) {
 898                 goto ME1;
 899         }
 900 MEABT2: unlink(filename);
 901         return (2);
 902 }
 903
 904 /*
 905  * Transmit message text to the server.
 906  *
 907  * This loop also implements a "tick" counter that displays the progress, if
 908  * we're sending something that will take a long time to transmit.
 909  */
 910 void transmit_message(CtdlIPC *ipc, FILE *fp)
 911 {
 912         char buf[SIZ];
 913         int ch, a;
 914         long msglen;
 915         time_t lasttick;
 916
 917         fseek(fp, 0L, SEEK_END);
 918         msglen = ftell(fp);
 919         rewind(fp);
 920         lasttick = time(NULL);
 921         strcpy(buf, "");
 922         while (ch = getc(fp), (ch >= 0)) {
 923                 if (ch == 10) {
 924                         if (!strcmp(buf, "000"))
 925                                 strcpy(buf, ">000");
 926                         CtdlIPC_putline(ipc, buf);
 927                         strcpy(buf, "");
 928                 } else {
 929                         a = strlen(buf);
 930                         buf[a + 1] = 0;
 931                         buf[a] = ch;
 932                         if ((ch == 32) && (strlen(buf) > 200)) {
 933                                 buf[a] = 0;
 934                                 if (!strcmp(buf, "000"))
 935                                         strcpy(buf, ">000");
 936                                 CtdlIPC_putline(ipc, buf);
 937                                 strcpy(buf, "");
 938                         }
 939                         if (strlen(buf) > 250) {
 940                                 if (!strcmp(buf, "000"))
 941                                         strcpy(buf, ">000");
 942                                 CtdlIPC_putline(ipc, buf);
 943                                 strcpy(buf, "");
 944                         }
 945                 }
 946
 947                 if ((time(NULL) - lasttick) > 2L) {
 948                         scr_printf(" %3ld%% completed\r",
 949                                ((ftell(fp) * 100L) / msglen));
 950                         scr_flush();
 951                         lasttick = time(NULL);
 952                 }
 953
 954         }
 955         CtdlIPC_putline(ipc, buf);
 956         scr_printf("                \r");
 957         scr_flush();
 958 }
 959
 960 /*
 961  * Make sure there's room in msg_arr[] for at least one more.
 962  */
 963 void check_msg_arr_size(void) {
 964         if ((num_msgs + 1) > msg_arr_size) {
 965                 msg_arr_size += 512;
 966                 msg_arr = realloc(msg_arr,
 967                         ((sizeof(long)) * msg_arr_size) );
 968         }
 969 }
 970
 971
 972
 973 /*
 974  * entmsg()  -  edit and create a message
 975  *              returns 0 if message was saved
 976  */
 977 int entmsg(CtdlIPC *ipc,
 978                 int is_reply,   /* nonzero if this was a <R>eply command */
 979                 int c)          /* */
 980 {
 981         char buf[300];
 982         char cmd[SIZ];
 983         int a, b;
 984         int need_recp = 0;
 985         int mode;
 986         long highmsg = 0L;
 987         FILE *fp;
 988         char subject[SIZ];
 989
 990         if (c > 0)
 991                 mode = 1;
 992         else
 993                 mode = 0;
 994
 995         strcpy(subject, "");
 996
 997         /*
 998          * First, check to see if we have permission to enter a message in
 999          * this room.  The server will return an error code if we can't.
1000          */
1001         snprintf(cmd, sizeof cmd, "ENT0 0||0|%d", mode);
1002         CtdlIPC_putline(ipc, cmd);
1003         CtdlIPC_getline(ipc, cmd);
1004
1005         if ((strncmp(cmd, "570", 3)) && (strncmp(cmd, "200", 3))) {
1006                 scr_printf("%s\n", &cmd[4]);
1007                 return (1);
1008         }
1009
1010         /* Error code 570 is special.  It means that we CAN enter a message
1011          * in this room, but a recipient needs to be specified.
1012          */
1013         need_recp = 0;
1014         if (!strncmp(cmd, "570", 3))
1015                 need_recp = 1;
1016
1017         /* If the user is a dumbass, tell them how to type. */
1018         if ((userflags & US_EXPERT) == 0) {
1019                 formout(ipc, "entermsg");
1020         }
1021
1022         /* Handle the selection of a recipient, if necessary. */
1023         strcpy(buf, "");
1024         if (need_recp == 1) {
1025                 if (axlevel >= 2) {
1026                         if (is_reply) {
1027                                 strcpy(buf, reply_to);
1028                         } else {
1029                                 scr_printf("Enter recipient: ");
1030                                 getline(buf, (SIZ-100) );
1031                                 if (strlen(buf) == 0)
1032                                         return (1);
1033                         }
1034                 } else
1035                         strcpy(buf, "sysop");
1036         }
1037
1038         if (is_reply) {
1039                 if (strlen(reply_subject) > 0) {
1040                         if (!strncasecmp(reply_subject,
1041                            "Re: ", 3)) {
1042                                 strcpy(subject, reply_subject);
1043                         }
1044                         else {
1045                                 snprintf(subject,
1046                                         sizeof subject,
1047                                         "Re: %s",
1048                                         reply_subject);
1049                         }
1050                 }
1051         }
1052
1053         b = 0;
1054         if (room_flags & QR_ANONOPT) {
1055                 scr_printf("Anonymous (Y/N)? ");
1056                 if (yesno() == 1)
1057                         b = 1;
1058         }
1059
1060         /* If it's mail, we've got to check the validity of the recipient... */
1061         if (strlen(buf) > 0) {
1062                 snprintf(cmd, sizeof cmd, "ENT0 0|%s|%d|%d|%s", buf, b, mode, subject);
1063                 CtdlIPC_putline(ipc, cmd);
1064                 CtdlIPC_getline(ipc, cmd);
1065                 if (cmd[0] != '2') {
1066                         scr_printf("%s\n", &cmd[4]);
1067                         return (1);
1068                 }
1069         }
1070
1071         /* Learn the number of the newest message in in the room, so we can
1072          * tell upon saving whether someone else has posted too.
1073          */
1074         num_msgs = 0;
1075         CtdlIPC_putline(ipc, "MSGS LAST|1");
1076         CtdlIPC_getline(ipc, cmd);
1077         if (cmd[0] != '1') {
1078                 scr_printf("%s\n", &cmd[5]);
1079         } else {
1080                 while (CtdlIPC_getline(ipc, cmd), strcmp(cmd, "000")) {
1081                         check_msg_arr_size();
1082                         msg_arr[num_msgs++] = atol(cmd);
1083                 }
1084         }
1085
1086         /* Now compose the message... */
1087         if (client_make_message(ipc, temp, buf, b, 0, c, subject) != 0) {
1088                 return (2);
1089         }
1090
1091         /* Reopen the temp file that was created, so we can send it */
1092         fp = fopen(temp, "r");
1093
1094         /* Yes, unlink it now, so it doesn't stick around if we crash */
1095         unlink(temp);
1096
1097         if (fp == NULL) {
1098                 err_printf("*** Internal error while trying to save message!\n"
1099                         "    %s: %s\n",
1100                         temp, strerror(errno));
1101                 return(errno);
1102         }
1103
1104         /* Transmit message to the server */
1105         snprintf(cmd, sizeof cmd, "ENT0 1|%s|%d|%d|%s|", buf, b, mode, subject);
1106         CtdlIPC_putline(ipc, cmd);
1107         CtdlIPC_getline(ipc, cmd);
1108         if (cmd[0] != '4') {
1109                 scr_printf("%s\n", &cmd[4]);
1110                 return (1);
1111         }
1112
1113         transmit_message(ipc, fp);
1114         CtdlIPC_putline(ipc, "000");
1115
1116         fclose(fp);
1117
1118         if (num_msgs >= 1) highmsg = msg_arr[num_msgs - 1];
1119         num_msgs = 0;
1120         CtdlIPC_putline(ipc, "MSGS NEW");
1121         CtdlIPC_getline(ipc, cmd);
1122         if (cmd[0] != '1') {
1123                 scr_printf("%s\n", &cmd[5]);
1124         } else {
1125                 while (CtdlIPC_getline(ipc, cmd), strcmp(cmd, "000")) {
1126                         check_msg_arr_size();
1127                         msg_arr[num_msgs++] = atol(cmd);
1128                 }
1129         }
1130
1131         /* get new highest message number in room to set lrp for goto... */
1132         maxmsgnum = msg_arr[num_msgs - 1];
1133
1134         /* now see if anyone else has posted in here */
1135         b = (-1);
1136         for (a = 0; a < num_msgs; ++a) {
1137                 if (msg_arr[a] > highmsg) {
1138                         ++b;
1139                 }
1140         }
1141
1142         /* In the Mail> room, this algorithm always counts one message
1143          * higher than in public rooms, so we decrement it by one.
1144          */
1145         if (need_recp) {
1146                 --b;
1147         }
1148
1149         if (b == 1) {
1150                 scr_printf("*** 1 additional message has been entered "
1151                         "in this room by another user.\n");
1152         }
1153         else if (b > 1) {
1154                 scr_printf("*** %d additional messages have been entered "
1155                         "in this room by other users.\n", b);
1156         }
1157
1158         return(0);
1159 }
1160
1161 /*
1162  * Do editing on a quoted file
1163  */
1164 void process_quote(void)
1165 {
1166         FILE *qfile, *tfile;
1167         char buf[128];
1168         int line, qstart, qend;
1169
1170         /* Unlink the second temp file as soon as it's opened, so it'll get
1171          * deleted even if the program dies
1172          */
1173         qfile = fopen(temp2, "r");
1174         unlink(temp2);
1175
1176         /* Display the quotable text with line numbers added */
1177         line = 0;
1178         fgets(buf, 128, qfile);
1179         while (fgets(buf, 128, qfile) != NULL) {
1180                 scr_printf("%2d %s", ++line, buf);
1181         }
1182         scr_printf("Begin quoting at [ 1] : ");
1183         getline(buf, 3);
1184         qstart = (buf[0] == 0) ? (1) : atoi(buf);
1185         scr_printf("  End quoting at [%d] : ", line);
1186         getline(buf, 3);
1187         qend = (buf[0] == 0) ? (line) : atoi(buf);
1188         rewind(qfile);
1189         line = 0;
1190         fgets(buf, 128, qfile);
1191         tfile = fopen(temp, "w");
1192         while (fgets(buf, 128, qfile) != NULL) {
1193                 if ((++line >= qstart) && (line <= qend))
1194                         fprintf(tfile, " >%s", buf);
1195         }
1196         fprintf(tfile, " \n");
1197         fclose(qfile);
1198         fclose(tfile);
1199         chmod(temp, 0666);
1200 }
1201
1202
1203
1204 /*
1205  * List the URL's which were embedded in the previous message
1206  */
1207 void list_urls(CtdlIPC *ipc)
1208 {
1209         int i;
1210         char cmd[SIZ];
1211
1212         if (num_urls == 0) {
1213                 scr_printf("There were no URL's in the previous message.\n\n");
1214                 return;
1215         }
1216
1217         for (i = 0; i < num_urls; ++i) {
1218                 scr_printf("%3d %s\n", i + 1, urls[i]);
1219         }
1220
1221         if ((i = num_urls) != 1)
1222                 i = intprompt("Display which one", 1, 1, num_urls);
1223
1224         snprintf(cmd, sizeof cmd, rc_url_cmd, urls[i - 1]);
1225         system(cmd);
1226         scr_printf("\n");
1227 }
1228
1229 /*
1230  * Read the messages in the current room
1231  */
1232 void readmsgs(CtdlIPC *ipc,
1233         int c,          /* 0=Read all  1=Read new  2=Read old 3=Read last q */
1234         int rdir,       /* 1=Forward (-1)=Reverse */
1235         int q           /* Number of msgs to read (if c==3) */
1236 ) {
1237         int a, b, e, f, g, start;
1238         int savedpos;
1239         int hold_sw = 0;
1240         char arcflag = 0;
1241         char quotflag = 0;
1242         int hold_color = 0;
1243         char prtfile[PATH_MAX];
1244         char pagin;
1245         char cmd[SIZ];
1246         char targ[ROOMNAMELEN];
1247         char filename[SIZ];
1248         FILE *dest = NULL;      /* Alternate destination other than screen */
1249         int r;                          /* IPC response code */
1250
1251         if (c < 0)
1252                 b = (num_msgs - 1);
1253         else
1254                 b = 0;
1255
1256         strcpy(prtfile, tmpnam(NULL));
1257
1258         num_msgs = 0;
1259         strcpy(cmd, "MSGS ");
1260         switch (c) {
1261         case 0:
1262                 strcat(cmd, "ALL");
1263                 break;
1264         case 1:
1265                 strcat(cmd, "NEW");
1266                 break;
1267         case 2:
1268                 strcat(cmd, "OLD");
1269                 break;
1270         case 3:
1271                 snprintf(&cmd[5], sizeof cmd - 5, "LAST|%d", q);
1272                 break;
1273         }
1274         CtdlIPC_putline(ipc, cmd);
1275         CtdlIPC_getline(ipc, cmd);
1276         if (cmd[0] != '1') {
1277                 scr_printf("%s\n", &cmd[5]);
1278         } else {
1279                 while (CtdlIPC_getline(ipc, cmd), strcmp(cmd, "000")) {
1280                         check_msg_arr_size();
1281                         msg_arr[num_msgs++] = atol(cmd);
1282                 }
1283         }
1284
1285         if (num_msgs == 0) {
1286                 if (c == 3) return;
1287                 scr_printf("*** There are no ");
1288                 if (c == 1) scr_printf("new ");
1289                 if (c == 2) scr_printf("old ");
1290                 scr_printf("messages in this room.\n");
1291                 return;
1292         }
1293
1294         lines_printed = 0;
1295
1296         /* this loop cycles through each message... */
1297         start = ((rdir == 1) ? 0 : (num_msgs - 1));
1298         for (a = start; ((a < num_msgs) && (a >= 0)); a = a + rdir) {
1299                 while (msg_arr[a] == 0L) {
1300                         a = a + rdir;
1301                         if ((a == num_msgs) || (a == (-1)))
1302                                 return;
1303                 }
1304
1305 RAGAIN:         pagin = ((arcflag == 0)
1306                          && (quotflag == 0)
1307                          && (userflags & US_PAGINATOR)) ? 1 : 0;
1308
1309                 /* If we're doing a quote, set the screenwidth to 72 */
1310                 if (quotflag) {
1311                         hold_sw = screenwidth;
1312                         screenwidth = 72;
1313                 }
1314
1315                 /* If printing or archiving, set the screenwidth to 80 */
1316                 if (arcflag) {
1317                         hold_sw = screenwidth;
1318                         screenwidth = 80;
1319                 }
1320
1321                 /* now read the message... */
1322                 e = read_message(ipc, msg_arr[a], pagin, dest);
1323
1324                 /* ...and set the screenwidth back if we have to */
1325                 if ((quotflag) || (arcflag)) {
1326                         screenwidth = hold_sw;
1327                 }
1328 RMSGREAD:       scr_flush();
1329                 highest_msg_read = msg_arr[a];
1330                 if (quotflag) {
1331                         fclose(dest);
1332                         dest = NULL;
1333                         quotflag = 0;
1334                         enable_color = hold_color;
1335                         process_quote();
1336                 }
1337                 if (arcflag) {
1338                         fclose(dest);
1339                         dest = NULL;
1340                         arcflag = 0;
1341                         enable_color = hold_color;
1342                         f = fork();
1343                         if (f == 0) {
1344                                 freopen(prtfile, "r", stdin);
1345                                 screen_reset();
1346                                 sttybbs(SB_RESTORE);
1347                                 ka_system(printcmd);
1348                                 sttybbs(SB_NO_INTR);
1349                                 screen_set();
1350                                 unlink(prtfile);
1351                                 exit(0);
1352                         }
1353                         if (f > 0)
1354                                 do {
1355                                         g = wait(NULL);
1356                                 } while ((g != f) && (g >= 0));
1357                         scr_printf("Message printed.\n");
1358                 }
1359                 if (rc_alt_semantics && c == 1) {
1360                         char buf[SIZ];
1361
1362                         r = CtdlIPCSetMessageSeen(ipc, msg_arr[a], 1, buf);
1363                 }
1364                 if (e == 3)
1365                         return;
1366                 if (((userflags & US_NOPROMPT) || (e == 2))
1367                     && (((room_flags & QR_MAILBOX) == 0)
1368                         || (rc_force_mail_prompts == 0))) {
1369                         e = 'n';
1370                 } else {
1371                         color(DIM_WHITE);
1372                         scr_printf("(");
1373                         color(BRIGHT_WHITE);
1374                         scr_printf("%d", num_msgs - a - 1);
1375                         color(DIM_WHITE);
1376                         scr_printf(") ");
1377
1378                         keyopt("<B>ack <A>gain <Q>uote <R>eply <N>ext <S>top m<Y> next ");
1379                         if (rc_url_cmd[0] && num_urls)
1380                                 keyopt("<U>RLview ");
1381                         keyopt("<?>help -> ");
1382
1383                         do {
1384                                 lines_printed = 2;
1385                                 e = (inkey() & 127);
1386                                 e = tolower(e);
1387 /* return key same as <N> */ if (e == 10)
1388                                         e = 'n';
1389 /* space key same as <N> */ if (e == 32)
1390                                         e = 'n';
1391 /* del/move for aides only */
1392                                     if ((!is_room_aide)
1393                                         && ((room_flags & QR_MAILBOX) ==
1394                                             0)) {
1395                                         if ((e == 'd') || (e == 'm'))
1396                                                 e = 0;
1397                                 }
1398 /* print only if available */
1399                                 if ((e == 'p') && (strlen(printcmd) == 0))
1400                                         e = 0;
1401 /* can't file if not allowed */
1402                                     if ((e == 'f')
1403                                         && (rc_allow_attachments == 0))
1404                                         e = 0;
1405 /* link only if browser avail*/
1406                                     if ((e == 'u')
1407                                         && (strlen(rc_url_cmd) == 0))
1408                                         e = 0;
1409                         } while ((e != 'a') && (e != 'n') && (e != 's')
1410                                  && (e != 'd') && (e != 'm') && (e != 'p')
1411                                  && (e != 'q') && (e != 'b') && (e != 'h')
1412                                  && (e != 'r') && (e != 'f') && (e != '?')
1413                                  && (e != 'u') && (e != 'c') && (e != 'y'));
1414                         switch (e) {
1415                         case 's':
1416                                 scr_printf("Stop");
1417                                 break;
1418                         case 'a':
1419                                 scr_printf("Again");
1420                                 break;
1421                         case 'd':
1422                                 scr_printf("Delete");
1423                                 break;
1424                         case 'm':
1425                                 scr_printf("Move");
1426                                 break;
1427                         case 'c':
1428                                 scr_printf("Copy");
1429                                 break;
1430                         case 'n':
1431                                 scr_printf("Next");
1432                                 break;
1433                         case 'p':
1434                                 scr_printf("Print");
1435                                 break;
1436                         case 'q':
1437                                 scr_printf("Quote");
1438                                 break;
1439                         case 'b':
1440                                 scr_printf("Back");
1441                                 break;
1442                         case 'h':
1443                                 scr_printf("Header");
1444                                 break;
1445                         case 'r':
1446                                 scr_printf("Reply");
1447                                 break;
1448                         case 'f':
1449                                 scr_printf("File");
1450                                 break;
1451                         case 'u':
1452                                 scr_printf("URL's");
1453                                 break;
1454                         case 'y':
1455                                 scr_printf("mY next");
1456                                 break;
1457                         case '?':
1458                                 scr_printf("? <help>");
1459                                 break;
1460                         }
1461                         if (userflags & US_DISAPPEAR)
1462                                 scr_printf("\r%79s\r", "");
1463                         else
1464                                 scr_printf("\n");
1465                         scr_flush();
1466                 }
1467                 switch (e) {
1468                 case '?':
1469                         scr_printf("Options available here:\n"
1470                                 " ?  Help (prints this message)\n"
1471                                 " S  Stop reading immediately\n"
1472                                 " A  Again (repeats last message)\n"
1473                                 " N  Next (continue with next message)\n"
1474                                 " Y  My Next (continue with next message you authored)\n"
1475                                 " B  Back (go back to previous message)\n");
1476                         if ((is_room_aide)
1477                             || (room_flags & QR_MAILBOX)) {
1478                                 scr_printf(" D  Delete this message\n"
1479                                         " M  Move message to another room\n");
1480                         }
1481                         scr_printf(" C  Copy message to another room\n");
1482                         if (strlen(printcmd) > 0)
1483                                 scr_printf(" P  Print this message\n");
1484                         scr_printf(
1485                                 " Q  Quote portions of this message for your next post\n"
1486                                 " H  Headers (display message headers only)\n");
1487                         if (is_mail)
1488                                 scr_printf(" R  Reply to this message\n");
1489                         if (rc_allow_attachments)
1490                                 scr_printf
1491                                     (" F  (save attachments to a file)\n");
1492                         if (strlen(rc_url_cmd) > 0)
1493                                 scr_printf(" U  (list URL's for display)\n");
1494                         scr_printf("\n");
1495                         goto RMSGREAD;
1496                 case 'p':
1497                         scr_flush();
1498                         dest = fopen(prtfile, "w");
1499                         arcflag = 1;
1500                         hold_color = enable_color;
1501                         enable_color = 0;
1502                         goto RAGAIN;
1503                 case 'q':
1504                         scr_flush();
1505                         dest = fopen(temp2, "w");
1506                         quotflag = 1;
1507                         hold_color = enable_color;
1508                         enable_color = 0;
1509                         goto RAGAIN;
1510                 case 's':
1511                         return;
1512                 case 'a':
1513                         goto RAGAIN;
1514                 case 'b':
1515                         a = a - (rdir * 2);
1516                         break;
1517                 case 'm':
1518                 case 'c':
1519                         newprompt("Enter target room: ",
1520                                   targ, ROOMNAMELEN - 1);
1521                         if (strlen(targ) > 0) {
1522                                 r = CtdlIPCMoveMessage(ipc, (e == 'c' ? 1 : 0),
1523                                                        msg_arr[a], targ, cmd);
1524                                 scr_printf("%s\n", cmd);
1525                                 if (r / 100 == 2)
1526                                         msg_arr[a] = 0L;
1527                         } else {
1528                                 goto RMSGREAD;
1529                         }
1530                         if (r / 100 != 2)       /* r will be init'ed, FIXME */
1531                                 goto RMSGREAD;  /* the logic here sucks */
1532                         break;
1533                 case 'f':
1534                         newprompt("Which section? ", filename,
1535                                   ((sizeof filename) - 1));
1536                         snprintf(cmd, sizeof cmd,
1537                                  "OPNA %ld|%s", msg_arr[a], filename);
1538                         CtdlIPC_putline(ipc, cmd);
1539                         CtdlIPC_getline(ipc, cmd);
1540                         if (cmd[0] == '2') {
1541                                 extract(filename, &cmd[4], 2);
1542                                 download_to_local_disk(ipc, filename,
1543                                                        extract_int(&cmd[4],
1544                                                                    0));
1545                         } else {
1546                                 scr_printf("%s\n", &cmd[4]);
1547                         }
1548                         goto RMSGREAD;
1549                 case 'd':
1550                         scr_printf("*** Delete this message? ");
1551                         if (yesno() == 1) {
1552                                 r = CtdlIPCDeleteMessage(ipc, msg_arr[a], cmd);
1553                                 scr_printf("%s\n", cmd);
1554                                 if (r / 100 == 2)
1555                                         msg_arr[a] = 0L;
1556                         } else {
1557                                 goto RMSGREAD;
1558                         }
1559                         break;
1560                 case 'h':
1561                         read_message(ipc, msg_arr[a], READ_HEADER, NULL);
1562                         goto RMSGREAD;
1563                 case 'r':
1564                         savedpos = num_msgs;
1565                         entmsg(ipc, 1, (DEFAULT_ENTRY == 46 ? 2 : 0));
1566                         num_msgs = savedpos;
1567                         goto RMSGREAD;
1568                 case 'u':
1569                         list_urls(ipc);
1570                         goto RMSGREAD;
1571             case 'y':
1572           { /* hack hack hack */
1573             /* find the next message by me, stay here if we find nothing */
1574             int finda;
1575             int lasta = a;
1576             for (finda = a; ((finda < num_msgs) && (finda >= 0)); finda += rdir)
1577               {
1578                 /* This is repetitively dumb, but that's what computers are for.
1579                    We have to load up messages until we find one by us */
1580                 char buf[SIZ];
1581                 int founda = 0;
1582
1583                 snprintf(buf, sizeof buf, "MSG0 %ld|1", msg_arr[finda]); /* read the header so we can get 'from=' */
1584                 CtdlIPC_putline(ipc, buf);
1585                 CtdlIPC_getline(ipc, buf);
1586                 while (CtdlIPC_getline(ipc, buf), strcmp(buf, "000"))
1587                   {
1588                         if ((!strncasecmp(buf, "from=", 5)) && (finda != a)) /* Skip current message. */
1589                       {
1590                         if (strcasecmp(buf+5, fullname) == 0)
1591                           {
1592                             a = lasta; /* meesa current */
1593                             founda = 1;
1594                           }
1595                           }
1596                   }
1597                     // we are now in synch with the server
1598                 if (founda)
1599                   break; /* for */
1600                 lasta = finda; /* keep one behind or we skip on the reentrance to the for */
1601               } /* for */
1602           } /* case 'y' */
1603       } /* switch */
1604         }                       /* end for loop */
1605 }                               /* end read routine */
1606
1607
1608
1609
1610 /*
1611  * View and edit a system message
1612  */
1613 void edit_system_message(char *which_message)
1614 {
1615         char desc[64];
1616         char read_cmd[64];
1617         char write_cmd[64];
1618
1619         snprintf(desc, sizeof desc, "system message '%s'", which_message);
1620         snprintf(read_cmd, sizeof read_cmd, "MESG %s", which_message);
1621         snprintf(write_cmd, sizeof write_cmd, "EMSG %s", which_message);
1622         do_edit(desc, read_cmd, "NOOP", write_cmd);
1623 }
1624
1625
1626
1627
1628 /*
1629  * Verify the message base
1630  */
1631 void check_message_base(CtdlIPC *ipc)
1632 {
1633         char buf[SIZ];
1634
1635         scr_printf
1636             ("Please read the documentation before running this command.\n"
1637             "Having done so, do you still want to check the message base? ");
1638         if (yesno() == 0)
1639                 return;
1640
1641         CtdlIPC_putline(ipc, "FSCK");
1642         CtdlIPC_getline(ipc, buf);
1643         if (buf[0] != '1') {
1644                 scr_printf("%s\n", &buf[4]);
1645                 return;
1646         }
1647
1648         while (CtdlIPC_getline(ipc, buf), strcmp(buf, "000")) {
1649                 scr_printf("%s\n", buf);
1650         }
1651 }