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