console.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   4 This program is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU General Public License
   6 as published by the Free Software Foundation; either version 2
   7 of the License, or (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12
  13 See the GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 */
  20 // console.c
  21
  22 #include "quakedef.h"
  23
  24 #if !defined(WIN32) || defined(__MINGW32__)
  25 # include <unistd.h>
  26 #endif
  27 #include <time.h>
  28
  29 float con_cursorspeed = 4;
  30
  31 // lines up from bottom to display
  32 int con_backscroll;
  33
  34 conbuffer_t con;
  35
  36 #define CON_LINES(i) CONBUFFER_LINES(&con, i)
  37 #define CON_LINES_LAST CONBUFFER_LINES_LAST(&con)
  38 #define CON_LINES_COUNT CONBUFFER_LINES_COUNT(&con)
  39
  40 cvar_t con_notifytime = {CVAR_SAVE, "con_notifytime","3", "how long notify lines last, in seconds"};
  41 cvar_t con_notify = {CVAR_SAVE, "con_notify","4", "how many notify lines to show"};
  42 cvar_t con_notifyalign = {CVAR_SAVE, "con_notifyalign", "", "how to align notify lines: 0 = left, 0.5 = center, 1 = right, empty string = game default)"};
  43
  44 cvar_t con_chattime = {CVAR_SAVE, "con_chattime","30", "how long chat lines last, in seconds"};
  45 cvar_t con_chat = {CVAR_SAVE, "con_chat","0", "how many chat lines to show in a dedicated chat area"};
  46 cvar_t con_chatpos = {CVAR_SAVE, "con_chatpos","0", "where to put chat (negative: lines from bottom of screen, positive: lines below notify, 0: at top)"};
  47 cvar_t con_chatwidth = {CVAR_SAVE, "con_chatwidth","1.0", "relative chat window width"};
  48 cvar_t con_textsize = {CVAR_SAVE, "con_textsize","8", "console text size in virtual 2D pixels"};
  49 cvar_t con_notifysize = {CVAR_SAVE, "con_notifysize","8", "notify text size in virtual 2D pixels"};
  50 cvar_t con_chatsize = {CVAR_SAVE, "con_chatsize","8", "chat text size in virtual 2D pixels (if con_chat is enabled)"};
  51 cvar_t con_chatsound = {CVAR_SAVE, "con_chatsound","1", "enables chat sound to play on message"};
  52
  53
  54 cvar_t sys_specialcharactertranslation = {0, "sys_specialcharactertranslation", "1", "terminal console conchars to ASCII translation (set to 0 if your conchars.tga is for an 8bit character set or if you want raw output)"};
  55 #ifdef WIN32
  56 cvar_t sys_colortranslation = {0, "sys_colortranslation", "0", "terminal console color translation (supported values: 0 = strip color codes, 1 = translate to ANSI codes, 2 = no translation)"};
  57 #else
  58 cvar_t sys_colortranslation = {0, "sys_colortranslation", "1", "terminal console color translation (supported values: 0 = strip color codes, 1 = translate to ANSI codes, 2 = no translation)"};
  59 #endif
  60
  61
  62 cvar_t con_nickcompletion = {CVAR_SAVE, "con_nickcompletion", "1", "tab-complete nicks in console and message input"};
  63 cvar_t con_nickcompletion_flags = {CVAR_SAVE, "con_nickcompletion_flags", "11", "Bitfield: "
  64                                    "0: add nothing after completion. "
  65                                    "1: add the last color after completion. "
  66                                    "2: add a quote when starting a quote instead of the color. "
  67                                    "4: will replace 1, will force color, even after a quote. "
  68                                    "8: ignore non-alphanumerics. "
  69                                    "16: ignore spaces. "};
  70 #define NICKS_ADD_COLOR 1
  71 #define NICKS_ADD_QUOTE 2
  72 #define NICKS_FORCE_COLOR 4
  73 #define NICKS_ALPHANUMERICS_ONLY 8
  74 #define NICKS_NO_SPACES 16
  75
  76 cvar_t con_completion_playdemo = {CVAR_SAVE, "con_completion_playdemo", "*.dem", "completion pattern for the playdemo command"};
  77 cvar_t con_completion_timedemo = {CVAR_SAVE, "con_completion_timedemo", "*.dem", "completion pattern for the timedemo command"};
  78 cvar_t con_completion_exec = {CVAR_SAVE, "con_completion_exec", "*.cfg", "completion pattern for the exec command"};
  79
  80 int con_linewidth;
  81 int con_vislines;
  82
  83 qboolean con_initialized;
  84
  85 // used for server replies to rcon command
  86 lhnetsocket_t *rcon_redirect_sock = NULL;
  87 lhnetaddress_t *rcon_redirect_dest = NULL;
  88 int rcon_redirect_bufferpos = 0;
  89 char rcon_redirect_buffer[1400];
  90
  91 // generic functions for console buffers
  92
  93 void ConBuffer_Init(conbuffer_t *buf, int textsize, int maxlines, mempool_t *mempool)
  94 {
  95         buf->active = true;
  96         buf->textsize = textsize;
  97         buf->text = (char *) Mem_Alloc(mempool, textsize);
  98         buf->maxlines = maxlines;
  99         buf->lines = (con_lineinfo_t *) Mem_Alloc(mempool, maxlines * sizeof(*buf->lines));
 100         buf->lines_first = 0;
 101         buf->lines_count = 0;
 102 }
 103
 104 /*
 105 ================
 106 ConBuffer_Clear
 107 ================
 108 */
 109 void ConBuffer_Clear (conbuffer_t *buf)
 110 {
 111         buf->lines_count = 0;
 112 }
 113
 114 /*
 115 ================
 116 ConBuffer_Shutdown
 117 ================
 118 */
 119 void ConBuffer_Shutdown(conbuffer_t *buf)
 120 {
 121         buf->active = false;
 122         Mem_Free(buf->text);
 123         Mem_Free(buf->lines);
 124         buf->text = NULL;
 125         buf->lines = NULL;
 126 }
 127
 128 /*
 129 ================
 130 ConBuffer_FixTimes
 131
 132 Notifies the console code about the current time
 133 (and shifts back times of other entries when the time
 134 went backwards)
 135 ================
 136 */
 137 void ConBuffer_FixTimes(conbuffer_t *buf)
 138 {
 139         int i;
 140         if(buf->lines_count >= 1)
 141         {
 142                 double diff = cl.time - CONBUFFER_LINES_LAST(buf).addtime;
 143                 if(diff < 0)
 144                 {
 145                         for(i = 0; i < buf->lines_count; ++i)
 146                                 CONBUFFER_LINES(buf, i).addtime += diff;
 147                 }
 148         }
 149 }
 150
 151 /*
 152 ================
 153 ConBuffer_DeleteLine
 154
 155 Deletes the first line from the console history.
 156 ================
 157 */
 158 void ConBuffer_DeleteLine(conbuffer_t *buf)
 159 {
 160         if(buf->lines_count == 0)
 161                 return;
 162         --buf->lines_count;
 163         buf->lines_first = (buf->lines_first + 1) % buf->maxlines;
 164 }
 165
 166 /*
 167 ================
 168 ConBuffer_DeleteLastLine
 169
 170 Deletes the last line from the console history.
 171 ================
 172 */
 173 void ConBuffer_DeleteLastLine(conbuffer_t *buf)
 174 {
 175         if(buf->lines_count == 0)
 176                 return;
 177         --buf->lines_count;
 178 }
 179
 180 /*
 181 ================
 182 ConBuffer_BytesLeft
 183
 184 Checks if there is space for a line of the given length, and if yes, returns a
 185 pointer to the start of such a space, and NULL otherwise.
 186 ================
 187 */
 188 static char *ConBuffer_BytesLeft(conbuffer_t *buf, int len)
 189 {
 190         if(len > buf->textsize)
 191                 return NULL;
 192         if(buf->lines_count == 0)
 193                 return buf->text;
 194         else
 195         {
 196                 char *firstline_start = buf->lines[buf->lines_first].start;
 197                 char *lastline_onepastend = CONBUFFER_LINES_LAST(buf).start + CONBUFFER_LINES_LAST(buf).len;
 198                 // the buffer is cyclic, so we first have two cases...
 199                 if(firstline_start < lastline_onepastend) // buffer is contiguous
 200                 {
 201                         // put at end?
 202                         if(len <= buf->text + buf->textsize - lastline_onepastend)
 203                                 return lastline_onepastend;
 204                         // put at beginning?
 205                         else if(len <= firstline_start - buf->text)
 206                                 return buf->text;
 207                         else
 208                                 return NULL;
 209                 }
 210                 else // buffer has a contiguous hole
 211                 {
 212                         if(len <= firstline_start - lastline_onepastend)
 213                                 return lastline_onepastend;
 214                         else
 215                                 return NULL;
 216                 }
 217         }
 218 }
 219
 220 /*
 221 ================
 222 ConBuffer_AddLine
 223
 224 Appends a given string as a new line to the console.
 225 ================
 226 */
 227 void ConBuffer_AddLine(conbuffer_t *buf, const char *line, int len, int mask)
 228 {
 229         char *putpos;
 230         con_lineinfo_t *p;
 231
 232         // developer_memory 1 during shutdown prints while conbuffer_t is being freed
 233         if (!buf->active)
 234                 return;
 235
 236         ConBuffer_FixTimes(buf);
 237
 238         if(len >= buf->textsize)
 239         {
 240                 // line too large?
 241                 // only display end of line.
 242                 line += len - buf->textsize + 1;
 243                 len = buf->textsize - 1;
 244         }
 245         while(!(putpos = ConBuffer_BytesLeft(buf, len + 1)) || buf->lines_count >= buf->maxlines)
 246                 ConBuffer_DeleteLine(buf);
 247         memcpy(putpos, line, len);
 248         putpos[len] = 0;
 249         ++buf->lines_count;
 250
 251         //fprintf(stderr, "Now have %d lines (%d -> %d).\n", buf->lines_count, buf->lines_first, CON_LINES_LAST);
 252
 253         p = &CONBUFFER_LINES_LAST(buf);
 254         p->start = putpos;
 255         p->len = len;
 256         p->addtime = cl.time;
 257         p->mask = mask;
 258         p->height = -1; // calculate when needed
 259 }
 260
 261 int ConBuffer_FindPrevLine(conbuffer_t *buf, int mask_must, int mask_mustnot, int start)
 262 {
 263         int i;
 264         if(start == -1)
 265                 start = buf->lines_count;
 266         for(i = start - 1; i >= 0; --i)
 267         {
 268                 con_lineinfo_t *l = &CONBUFFER_LINES(buf, i);
 269
 270                 if((l->mask & mask_must) != mask_must)
 271                         continue;
 272                 if(l->mask & mask_mustnot)
 273                         continue;
 274
 275                 return i;
 276         }
 277
 278         return -1;
 279 }
 280
 281 int Con_FindNextLine(conbuffer_t *buf, int mask_must, int mask_mustnot, int start)
 282 {
 283         int i;
 284         for(i = start + 1; i < buf->lines_count; ++i)
 285         {
 286                 con_lineinfo_t *l = &CONBUFFER_LINES(buf, i);
 287
 288                 if((l->mask & mask_must) != mask_must)
 289                         continue;
 290                 if(l->mask & mask_mustnot)
 291                         continue;
 292
 293                 return i;
 294         }
 295
 296         return -1;
 297 }
 298
 299 const char *ConBuffer_GetLine(conbuffer_t *buf, int i)
 300 {
 301         static char copybuf[MAX_INPUTLINE];
 302         con_lineinfo_t *l = &CONBUFFER_LINES(buf, i);
 303         size_t sz = l->len+1 > sizeof(copybuf) ? sizeof(copybuf) : l->len+1;
 304         strlcpy(copybuf, l->start, sz);
 305         return copybuf;
 306 }
 307
 308 /*
 309 ==============================================================================
 310
 311 LOGGING
 312
 313 ==============================================================================
 314 */
 315
 316 /// \name Logging
 317 //@{
 318 cvar_t log_file = {0, "log_file","", "filename to log messages to"};
 319 cvar_t log_dest_udp = {0, "log_dest_udp","", "UDP address to log messages to (in QW rcon compatible format); multiple destinations can be separated by spaces; DO NOT SPECIFY DNS NAMES HERE"};
 320 char log_dest_buffer[1400]; // UDP packet
 321 size_t log_dest_buffer_pos;
 322 unsigned int log_dest_buffer_appending;
 323 char crt_log_file [MAX_OSPATH] = "";
 324 qfile_t* logfile = NULL;
 325
 326 unsigned char* logqueue = NULL;
 327 size_t logq_ind = 0;
 328 size_t logq_size = 0;
 329
 330 void Log_ConPrint (const char *msg);
 331 //@}
 332 /*
 333 ====================
 334 Log_DestBuffer_Init
 335 ====================
 336 */
 337 static void Log_DestBuffer_Init(void)
 338 {
 339         memcpy(log_dest_buffer, "\377\377\377\377n", 5); // QW rcon print
 340         log_dest_buffer_pos = 5;
 341 }
 342
 343 /*
 344 ====================
 345 Log_DestBuffer_Flush
 346 ====================
 347 */
 348 void Log_DestBuffer_Flush(void)
 349 {
 350         lhnetaddress_t log_dest_addr;
 351         lhnetsocket_t *log_dest_socket;
 352         const char *s = log_dest_udp.string;
 353         qboolean have_opened_temp_sockets = false;
 354         if(s) if(log_dest_buffer_pos > 5)
 355         {
 356                 ++log_dest_buffer_appending;
 357                 log_dest_buffer[log_dest_buffer_pos++] = 0;
 358
 359                 if(!NetConn_HaveServerPorts() && !NetConn_HaveClientPorts()) // then temporarily open one
 360                 {
 361                         have_opened_temp_sockets = true;
 362                         NetConn_OpenServerPorts(true);
 363                 }
 364
 365                 while(COM_ParseToken_Console(&s))
 366                         if(LHNETADDRESS_FromString(&log_dest_addr, com_token, 26000))
 367                         {
 368                                 log_dest_socket = NetConn_ChooseClientSocketForAddress(&log_dest_addr);
 369                                 if(!log_dest_socket)
 370                                         log_dest_socket = NetConn_ChooseServerSocketForAddress(&log_dest_addr);
 371                                 if(log_dest_socket)
 372                                         NetConn_WriteString(log_dest_socket, log_dest_buffer, &log_dest_addr);
 373                         }
 374
 375                 if(have_opened_temp_sockets)
 376                         NetConn_CloseServerPorts();
 377                 --log_dest_buffer_appending;
 378         }
 379         log_dest_buffer_pos = 0;
 380 }
 381
 382 /*
 383 ====================
 384 Log_Timestamp
 385 ====================
 386 */
 387 const char* Log_Timestamp (const char *desc)
 388 {
 389         static char timestamp [128];
 390         time_t crt_time;
 391 #if _MSC_VER >= 1400
 392         struct tm crt_tm;
 393 #else
 394         struct tm *crt_tm;
 395 #endif
 396         char timestring [64];
 397
 398         // Build the time stamp (ex: "Wed Jun 30 21:49:08 1993");
 399         time (&crt_time);
 400 #if _MSC_VER >= 1400
 401         localtime_s (&crt_tm, &crt_time);
 402         strftime (timestring, sizeof (timestring), "%a %b %d %H:%M:%S %Y", &crt_tm);
 403 #else
 404         crt_tm = localtime (&crt_time);
 405         strftime (timestring, sizeof (timestring), "%a %b %d %H:%M:%S %Y", crt_tm);
 406 #endif
 407
 408         if (desc != NULL)
 409                 dpsnprintf (timestamp, sizeof (timestamp), "====== %s (%s) ======\n", desc, timestring);
 410         else
 411                 dpsnprintf (timestamp, sizeof (timestamp), "====== %s ======\n", timestring);
 412
 413         return timestamp;
 414 }
 415
 416
 417 /*
 418 ====================
 419 Log_Open
 420 ====================
 421 */
 422 void Log_Open (void)
 423 {
 424         if (logfile != NULL || log_file.string[0] == '\0')
 425                 return;
 426
 427         logfile = FS_OpenRealFile(log_file.string, "a", false);
 428         if (logfile != NULL)
 429         {
 430                 strlcpy (crt_log_file, log_file.string, sizeof (crt_log_file));
 431                 FS_Print (logfile, Log_Timestamp ("Log started"));
 432         }
 433 }
 434
 435
 436 /*
 437 ====================
 438 Log_Close
 439 ====================
 440 */
 441 void Log_Close (void)
 442 {
 443         if (logfile == NULL)
 444                 return;
 445
 446         FS_Print (logfile, Log_Timestamp ("Log stopped"));
 447         FS_Print (logfile, "\n");
 448         FS_Close (logfile);
 449
 450         logfile = NULL;
 451         crt_log_file[0] = '\0';
 452 }
 453
 454
 455 /*
 456 ====================
 457 Log_Start
 458 ====================
 459 */
 460 void Log_Start (void)
 461 {
 462         size_t pos;
 463         size_t n;
 464         Log_Open ();
 465
 466         // Dump the contents of the log queue into the log file and free it
 467         if (logqueue != NULL)
 468         {
 469                 unsigned char *temp = logqueue;
 470                 logqueue = NULL;
 471                 if(logq_ind != 0)
 472                 {
 473                         if (logfile != NULL)
 474                                 FS_Write (logfile, temp, logq_ind);
 475                         if(*log_dest_udp.string)
 476                         {
 477                                 for(pos = 0; pos < logq_ind; )
 478                                 {
 479                                         if(log_dest_buffer_pos == 0)
 480                                                 Log_DestBuffer_Init();
 481                                         n = min(sizeof(log_dest_buffer) - log_dest_buffer_pos - 1, logq_ind - pos);
 482                                         memcpy(log_dest_buffer + log_dest_buffer_pos, temp + pos, n);
 483                                         log_dest_buffer_pos += n;
 484                                         Log_DestBuffer_Flush();
 485                                         pos += n;
 486                                 }
 487                         }
 488                 }
 489                 Mem_Free (temp);
 490                 logq_ind = 0;
 491                 logq_size = 0;
 492         }
 493 }
 494
 495
 496 /*
 497 ================
 498 Log_ConPrint
 499 ================
 500 */
 501 void Log_ConPrint (const char *msg)
 502 {
 503         static qboolean inprogress = false;
 504
 505         // don't allow feedback loops with memory error reports
 506         if (inprogress)
 507                 return;
 508         inprogress = true;
 509
 510         // Until the host is completely initialized, we maintain a log queue
 511         // to store the messages, since the log can't be started before
 512         if (logqueue != NULL)
 513         {
 514                 size_t remain = logq_size - logq_ind;
 515                 size_t len = strlen (msg);
 516
 517                 // If we need to enlarge the log queue
 518                 if (len > remain)
 519                 {
 520                         size_t factor = ((logq_ind + len) / logq_size) + 1;
 521                         unsigned char* newqueue;
 522
 523                         logq_size *= factor;
 524                         newqueue = (unsigned char *)Mem_Alloc (tempmempool, logq_size);
 525                         memcpy (newqueue, logqueue, logq_ind);
 526                         Mem_Free (logqueue);
 527                         logqueue = newqueue;
 528                         remain = logq_size - logq_ind;
 529                 }
 530                 memcpy (&logqueue[logq_ind], msg, len);
 531                 logq_ind += len;
 532
 533                 inprogress = false;
 534                 return;
 535         }
 536
 537         // Check if log_file has changed
 538         if (strcmp (crt_log_file, log_file.string) != 0)
 539         {
 540                 Log_Close ();
 541                 Log_Open ();
 542         }
 543
 544         // If a log file is available
 545         if (logfile != NULL)
 546                 FS_Print (logfile, msg);
 547
 548         inprogress = false;
 549 }
 550
 551
 552 /*
 553 ================
 554 Log_Printf
 555 ================
 556 */
 557 void Log_Printf (const char *logfilename, const char *fmt, ...)
 558 {
 559         qfile_t *file;
 560
 561         file = FS_OpenRealFile(logfilename, "a", true);
 562         if (file != NULL)
 563         {
 564                 va_list argptr;
 565
 566                 va_start (argptr, fmt);
 567                 FS_VPrintf (file, fmt, argptr);
 568                 va_end (argptr);
 569
 570                 FS_Close (file);
 571         }
 572 }
 573
 574
 575 /*
 576 ==============================================================================
 577
 578 CONSOLE
 579
 580 ==============================================================================
 581 */
 582
 583 /*
 584 ================
 585 Con_ToggleConsole_f
 586 ================
 587 */
 588 void Con_ToggleConsole_f (void)
 589 {
 590         // toggle the 'user wants console' bit
 591         key_consoleactive ^= KEY_CONSOLEACTIVE_USER;
 592         Con_ClearNotify();
 593 }
 594
 595 /*
 596 ================
 597 Con_ClearNotify
 598 ================
 599 */
 600 void Con_ClearNotify (void)
 601 {
 602         int i;
 603         for(i = 0; i < CON_LINES_COUNT; ++i)
 604                 CON_LINES(i).mask |= CON_MASK_HIDENOTIFY;
 605 }
 606
 607
 608 /*
 609 ================
 610 Con_MessageMode_f
 611 ================
 612 */
 613 void Con_MessageMode_f (void)
 614 {
 615         key_dest = key_message;
 616         chat_mode = 0; // "say"
 617         chat_bufferlen = 0;
 618         chat_buffer[0] = 0;
 619 }
 620
 621
 622 /*
 623 ================
 624 Con_MessageMode2_f
 625 ================
 626 */
 627 void Con_MessageMode2_f (void)
 628 {
 629         key_dest = key_message;
 630         chat_mode = 1; // "say_team"
 631         chat_bufferlen = 0;
 632         chat_buffer[0] = 0;
 633 }
 634
 635 /*
 636 ================
 637 Con_CommandMode_f
 638 ================
 639 */
 640 void Con_CommandMode_f (void)
 641 {
 642         key_dest = key_message;
 643         if(Cmd_Argc() > 1)
 644         {
 645                 dpsnprintf(chat_buffer, sizeof(chat_buffer), "%s ", Cmd_Args());
 646                 chat_bufferlen = strlen(chat_buffer);
 647         }
 648         chat_mode = -1; // command
 649 }
 650
 651 /*
 652 ================
 653 Con_CheckResize
 654 ================
 655 */
 656 void Con_CheckResize (void)
 657 {
 658         int i, width;
 659         float f;
 660
 661         f = bound(1, con_textsize.value, 128);
 662         if(f != con_textsize.value)
 663                 Cvar_SetValueQuick(&con_textsize, f);
 664         width = (int)floor(vid_conwidth.value / con_textsize.value);
 665         width = bound(1, width, con.textsize/4);
 666                 // FIXME uses con in a non abstracted way
 667
 668         if (width == con_linewidth)
 669                 return;
 670
 671         con_linewidth = width;
 672
 673         for(i = 0; i < CON_LINES_COUNT; ++i)
 674                 CON_LINES(i).height = -1; // recalculate when next needed
 675
 676         Con_ClearNotify();
 677         con_backscroll = 0;
 678 }
 679
 680 //[515]: the simplest command ever
 681 //LordHavoc: not so simple after I made it print usage...
 682 static void Con_Maps_f (void)
 683 {
 684         if (Cmd_Argc() > 2)
 685         {
 686                 Con_Printf("usage: maps [mapnameprefix]\n");
 687                 return;
 688         }
 689         else if (Cmd_Argc() == 2)
 690                 GetMapList(Cmd_Argv(1), NULL, 0);
 691         else
 692                 GetMapList("", NULL, 0);
 693 }
 694
 695 void Con_ConDump_f (void)
 696 {
 697         int i;
 698         qfile_t *file;
 699         if (Cmd_Argc() != 2)
 700         {
 701                 Con_Printf("usage: condump <filename>\n");
 702                 return;
 703         }
 704         file = FS_OpenRealFile(Cmd_Argv(1), "w", false);
 705         if (!file)
 706         {
 707                 Con_Printf("condump: unable to write file \"%s\"\n", Cmd_Argv(1));
 708                 return;
 709         }
 710         for(i = 0; i < CON_LINES_COUNT; ++i)
 711         {
 712                 FS_Write(file, CON_LINES(i).start, CON_LINES(i).len);
 713                 FS_Write(file, "\n", 1);
 714         }
 715         FS_Close(file);
 716 }
 717
 718 void Con_Clear_f (void)
 719 {
 720         ConBuffer_Clear(&con);
 721 }
 722
 723 /*
 724 ================
 725 Con_Init
 726 ================
 727 */
 728 void Con_Init (void)
 729 {
 730         con_linewidth = 80;
 731         ConBuffer_Init(&con, CON_TEXTSIZE, CON_MAXLINES, zonemempool);
 732
 733         // Allocate a log queue, this will be freed after configs are parsed
 734         logq_size = MAX_INPUTLINE;
 735         logqueue = (unsigned char *)Mem_Alloc (tempmempool, logq_size);
 736         logq_ind = 0;
 737
 738         Cvar_RegisterVariable (&sys_colortranslation);
 739         Cvar_RegisterVariable (&sys_specialcharactertranslation);
 740
 741         Cvar_RegisterVariable (&log_file);
 742         Cvar_RegisterVariable (&log_dest_udp);
 743
 744         // support for the classic Quake option
 745 // COMMANDLINEOPTION: Console: -condebug logs console messages to qconsole.log, see also log_file
 746         if (COM_CheckParm ("-condebug") != 0)
 747                 Cvar_SetQuick (&log_file, "qconsole.log");
 748
 749         // register our cvars
 750         Cvar_RegisterVariable (&con_chat);
 751         Cvar_RegisterVariable (&con_chatpos);
 752         Cvar_RegisterVariable (&con_chatsize);
 753         Cvar_RegisterVariable (&con_chattime);
 754         Cvar_RegisterVariable (&con_chatwidth);
 755         Cvar_RegisterVariable (&con_notify);
 756         Cvar_RegisterVariable (&con_notifyalign);
 757         Cvar_RegisterVariable (&con_notifysize);
 758         Cvar_RegisterVariable (&con_notifytime);
 759         Cvar_RegisterVariable (&con_textsize);
 760         Cvar_RegisterVariable (&con_chatsound);
 761
 762         // --blub
 763         Cvar_RegisterVariable (&con_nickcompletion);
 764         Cvar_RegisterVariable (&con_nickcompletion_flags);
 765
 766         Cvar_RegisterVariable (&con_completion_playdemo); // *.dem
 767         Cvar_RegisterVariable (&con_completion_timedemo); // *.dem
 768         Cvar_RegisterVariable (&con_completion_exec); // *.cfg
 769
 770         // register our commands
 771         Cmd_AddCommand ("toggleconsole", Con_ToggleConsole_f, "opens or closes the console");
 772         Cmd_AddCommand ("messagemode", Con_MessageMode_f, "input a chat message to say to everyone");
 773         Cmd_AddCommand ("messagemode2", Con_MessageMode2_f, "input a chat message to say to only your team");
 774         Cmd_AddCommand ("commandmode", Con_CommandMode_f, "input a console command");
 775         Cmd_AddCommand ("clear", Con_Clear_f, "clear console history");
 776         Cmd_AddCommand ("maps", Con_Maps_f, "list information about available maps");
 777         Cmd_AddCommand ("condump", Con_ConDump_f, "output console history to a file (see also log_file)");
 778
 779         con_initialized = true;
 780         Con_DPrint("Console initialized.\n");
 781 }
 782
 783 void Con_Shutdown (void)
 784 {
 785         ConBuffer_Shutdown(&con);
 786 }
 787
 788 /*
 789 ================
 790 Con_PrintToHistory
 791
 792 Handles cursor positioning, line wrapping, etc
 793 All console printing must go through this in order to be displayed
 794 If no console is visible, the notify window will pop up.
 795 ================
 796 */
 797 void Con_PrintToHistory(const char *txt, int mask)
 798 {
 799         // process:
 800         //   \n goes to next line
 801         //   \r deletes current line and makes a new one
 802
 803         static int cr_pending = 0;
 804         static char buf[CON_TEXTSIZE];
 805         static int bufpos = 0;
 806
 807         if(!con.text) // FIXME uses a non-abstracted property of con
 808                 return;
 809
 810         for(; *txt; ++txt)
 811         {
 812                 if(cr_pending)
 813                 {
 814                         ConBuffer_DeleteLastLine(&con);
 815                         cr_pending = 0;
 816                 }
 817                 switch(*txt)
 818                 {
 819                         case 0:
 820                                 break;
 821                         case '\r':
 822                                 ConBuffer_AddLine(&con, buf, bufpos, mask);
 823                                 bufpos = 0;
 824                                 cr_pending = 1;
 825                                 break;
 826                         case '\n':
 827                                 ConBuffer_AddLine(&con, buf, bufpos, mask);
 828                                 bufpos = 0;
 829                                 break;
 830                         default:
 831                                 buf[bufpos++] = *txt;
 832                                 if(bufpos >= con.textsize - 1) // FIXME uses a non-abstracted property of con
 833                                 {
 834                                         ConBuffer_AddLine(&con, buf, bufpos, mask);
 835                                         bufpos = 0;
 836                                 }
 837                                 break;
 838                 }
 839         }
 840 }
 841
 842 /*! The translation table between the graphical font and plain ASCII  --KB */
 843 static char qfont_table[256] = {
 844         '\0', '#',  '#',  '#',  '#',  '.',  '#',  '#',
 845         '#',  9,    10,   '#',  ' ',  13,   '.',  '.',
 846         '[',  ']',  '0',  '1',  '2',  '3',  '4',  '5',
 847         '6',  '7',  '8',  '9',  '.',  '<',  '=',  '>',
 848         ' ',  '!',  '"',  '#',  '$',  '%',  '&',  '\'',
 849         '(',  ')',  '*',  '+',  ',',  '-',  '.',  '/',
 850         '0',  '1',  '2',  '3',  '4',  '5',  '6',  '7',
 851         '8',  '9',  ':',  ';',  '<',  '=',  '>',  '?',
 852         '@',  'A',  'B',  'C',  'D',  'E',  'F',  'G',
 853         'H',  'I',  'J',  'K',  'L',  'M',  'N',  'O',
 854         'P',  'Q',  'R',  'S',  'T',  'U',  'V',  'W',
 855         'X',  'Y',  'Z',  '[',  '\\', ']',  '^',  '_',
 856         '`',  'a',  'b',  'c',  'd',  'e',  'f',  'g',
 857         'h',  'i',  'j',  'k',  'l',  'm',  'n',  'o',
 858         'p',  'q',  'r',  's',  't',  'u',  'v',  'w',
 859         'x',  'y',  'z',  '{',  '|',  '}',  '~',  '<',
 860
 861         '<',  '=',  '>',  '#',  '#',  '.',  '#',  '#',
 862         '#',  '#',  ' ',  '#',  ' ',  '>',  '.',  '.',
 863         '[',  ']',  '0',  '1',  '2',  '3',  '4',  '5',
 864         '6',  '7',  '8',  '9',  '.',  '<',  '=',  '>',
 865         ' ',  '!',  '"',  '#',  '$',  '%',  '&',  '\'',
 866         '(',  ')',  '*',  '+',  ',',  '-',  '.',  '/',
 867         '0',  '1',  '2',  '3',  '4',  '5',  '6',  '7',
 868         '8',  '9',  ':',  ';',  '<',  '=',  '>',  '?',
 869         '@',  'A',  'B',  'C',  'D',  'E',  'F',  'G',
 870         'H',  'I',  'J',  'K',  'L',  'M',  'N',  'O',
 871         'P',  'Q',  'R',  'S',  'T',  'U',  'V',  'W',
 872         'X',  'Y',  'Z',  '[',  '\\', ']',  '^',  '_',
 873         '`',  'a',  'b',  'c',  'd',  'e',  'f',  'g',
 874         'h',  'i',  'j',  'k',  'l',  'm',  'n',  'o',
 875         'p',  'q',  'r',  's',  't',  'u',  'v',  'w',
 876         'x',  'y',  'z',  '{',  '|',  '}',  '~',  '<'
 877 };
 878
 879 void Con_Rcon_Redirect_Init(lhnetsocket_t *sock, lhnetaddress_t *dest)
 880 {
 881         rcon_redirect_sock = sock;
 882         rcon_redirect_dest = dest;
 883         memcpy(rcon_redirect_buffer, "\377\377\377\377n", 5); // QW rcon print
 884         rcon_redirect_bufferpos = 5;
 885 }
 886
 887 void Con_Rcon_Redirect_Flush(void)
 888 {
 889         rcon_redirect_buffer[rcon_redirect_bufferpos] = 0;
 890         NetConn_WriteString(rcon_redirect_sock, rcon_redirect_buffer, rcon_redirect_dest);
 891         memcpy(rcon_redirect_buffer, "\377\377\377\377n", 5); // QW rcon print
 892         rcon_redirect_bufferpos = 5;
 893 }
 894
 895 void Con_Rcon_Redirect_End(void)
 896 {
 897         Con_Rcon_Redirect_Flush();
 898         rcon_redirect_dest = NULL;
 899         rcon_redirect_sock = NULL;
 900 }
 901
 902 void Con_Rcon_Redirect_Abort(void)
 903 {
 904         rcon_redirect_dest = NULL;
 905         rcon_redirect_sock = NULL;
 906 }
 907
 908 /*
 909 ================
 910 Con_Rcon_AddChar
 911 ================
 912 */
 913 /// Adds a character to the rcon buffer.
 914 void Con_Rcon_AddChar(int c)
 915 {
 916         if(log_dest_buffer_appending)
 917                 return;
 918         ++log_dest_buffer_appending;
 919
 920         // if this print is in response to an rcon command, add the character
 921         // to the rcon redirect buffer
 922
 923         if (rcon_redirect_dest)
 924         {
 925                 rcon_redirect_buffer[rcon_redirect_bufferpos++] = c;
 926                 if(rcon_redirect_bufferpos >= (int)sizeof(rcon_redirect_buffer) - 1)
 927                         Con_Rcon_Redirect_Flush();
 928         }
 929         else if(*log_dest_udp.string) // don't duplicate rcon command responses here, these are sent another way
 930         {
 931                 if(log_dest_buffer_pos == 0)
 932                         Log_DestBuffer_Init();
 933                 log_dest_buffer[log_dest_buffer_pos++] = c;
 934                 if(log_dest_buffer_pos >= sizeof(log_dest_buffer) - 1) // minus one, to allow for terminating zero
 935                         Log_DestBuffer_Flush();
 936         }
 937         else
 938                 log_dest_buffer_pos = 0;
 939
 940         --log_dest_buffer_appending;
 941 }
 942
 943 /**
 944  * Convert an RGB color to its nearest quake color.
 945  * I'll cheat on this a bit by translating the colors to HSV first,
 946  * S and V decide if it's black or white, otherwise, H will decide the
 947  * actual color.
 948  * @param _r Red (0-255)
 949  * @param _g Green (0-255)
 950  * @param _b Blue (0-255)
 951  * @return A quake color character.
 952  */
 953 static char Sys_Con_NearestColor(const unsigned char _r, const unsigned char _g, const unsigned char _b)
 954 {
 955         float r = ((float)_r)/255.0;
 956         float g = ((float)_g)/255.0;
 957         float b = ((float)_b)/255.0;
 958         float min = min(r, min(g, b));
 959         float max = max(r, max(g, b));
 960
 961         int h; ///< Hue angle [0,360]
 962         float s; ///< Saturation [0,1]
 963         float v = max; ///< In HSV v == max [0,1]
 964
 965         if(max == min)
 966                 s = 0;
 967         else
 968                 s = 1.0 - (min/max);
 969
 970         // Saturation threshold. We now say 0.2 is the minimum value for a color!
 971         if(s < 0.2)
 972         {
 973                 // If the value is less than half, return a black color code.
 974                 // Otherwise return a white one.
 975                 if(v < 0.5)
 976                         return '0';
 977                 return '7';
 978         }
 979
 980         // Let's get the hue angle to define some colors:
 981         if(max == min)
 982                 h = 0;
 983         else if(max == r)
 984                 h = (int)(60.0 * (g-b)/(max-min))%360;
 985         else if(max == g)
 986                 h = (int)(60.0 * (b-r)/(max-min) + 120);
 987         else // if(max == b) redundant check
 988                 h = (int)(60.0 * (r-g)/(max-min) + 240);
 989
 990         if(h < 36) // *red* to orange
 991                 return '1';
 992         else if(h < 80) // orange over *yellow* to evilish-bright-green
 993                 return '3';
 994         else if(h < 150) // evilish-bright-green over *green* to ugly bright blue
 995                 return '2';
 996         else if(h < 200) // ugly bright blue over *bright blue* to darkish blue
 997                 return '5';
 998         else if(h < 270) // darkish blue over *dark blue* to cool purple
 999                 return '4';
1000         else if(h < 330) // cool purple over *purple* to ugly swiny red
1001                 return '6';
1002         else // ugly red to red closes the circly
1003                 return '1';
1004 }
1005
1006 /*
1007 ================
1008 Con_Print
1009 ================
1010 */
1011 extern cvar_t timestamps;
1012 extern cvar_t timeformat;
1013 extern qboolean sys_nostdout;
1014 void Con_Print(const char *msg)
1015 {
1016         static int mask = 0;
1017         static int index = 0;
1018         static char line[MAX_INPUTLINE];
1019
1020         for (;*msg;msg++)
1021         {
1022                 Con_Rcon_AddChar(*msg);
1023                 // if this is the beginning of a new line, print timestamp
1024                 if (index == 0)
1025                 {
1026                         const char *timestamp = timestamps.integer ? Sys_TimeString(timeformat.string) : "";
1027                         // reset the color
1028                         // FIXME: 1. perhaps we should use a terminal system 2. use a constant instead of 7!
1029                         line[index++] = STRING_COLOR_TAG;
1030                         // assert( STRING_COLOR_DEFAULT < 10 )
1031                         line[index++] = STRING_COLOR_DEFAULT + '0';
1032                         // special color codes for chat messages must always come first
1033                         // for Con_PrintToHistory to work properly
1034                         if (*msg == 1 || *msg == 2)
1035                         {
1036                                 // play talk wav
1037                                 if (*msg == 1)
1038                                 {
1039                                         if (con_chatsound.value)
1040                                         {
1041                                                 if(gamemode == GAME_NEXUIZ)
1042                                                 {
1043                                                         if(msg[1] == '\r' && cl.foundtalk2wav)
1044                                                                 S_LocalSound ("sound/misc/talk2.wav");
1045                                                         else
1046                                                                 S_LocalSound ("sound/misc/talk.wav");
1047                                                 }
1048                                                 else
1049                                                 {
1050                                                         if (msg[1] == '(' && cl.foundtalk2wav)
1051                                                                 S_LocalSound ("sound/misc/talk2.wav");
1052                                                         else
1053                                                                 S_LocalSound ("sound/misc/talk.wav");
1054                                                 }
1055                                         }
1056                                         mask = CON_MASK_CHAT;
1057                                 }
1058                                 line[index++] = STRING_COLOR_TAG;
1059                                 line[index++] = '3';
1060                                 msg++;
1061                                 Con_Rcon_AddChar(*msg);
1062                         }
1063                         // store timestamp
1064                         for (;*timestamp;index++, timestamp++)
1065                                 if (index < (int)sizeof(line) - 2)
1066                                         line[index] = *timestamp;
1067                 }
1068                 // append the character
1069                 line[index++] = *msg;
1070                 // if this is a newline character, we have a complete line to print
1071                 if (*msg == '\n' || index >= (int)sizeof(line) / 2)
1072                 {
1073                         // terminate the line
1074                         line[index] = 0;
1075                         // send to log file
1076                         Log_ConPrint(line);
1077                         // send to scrollable buffer
1078                         if (con_initialized && cls.state != ca_dedicated)
1079                         {
1080                                 Con_PrintToHistory(line, mask);
1081                                 mask = 0;
1082                         }
1083                         // send to terminal or dedicated server window
1084                         if (!sys_nostdout)
1085                         {
1086                                 unsigned char *p;
1087                                 if(sys_specialcharactertranslation.integer)
1088                                 {
1089                                         for (p = (unsigned char *) line;*p; p++)
1090                                                 *p = qfont_table[*p];
1091                                 }
1092
1093                                 if(sys_colortranslation.integer == 1) // ANSI
1094                                 {
1095                                         static char printline[MAX_INPUTLINE * 4 + 3];
1096                                                 // 2 can become 7 bytes, rounding that up to 8, and 3 bytes are added at the end
1097                                                 // a newline can transform into four bytes, but then prevents the three extra bytes from appearing
1098                                         int lastcolor = 0;
1099                                         const char *in;
1100                                         char *out;
1101                                         int color;
1102                                         for(in = line, out = printline; *in; ++in)
1103                                         {
1104                                                 switch(*in)
1105                                                 {
1106                                                         case STRING_COLOR_TAG:
1107                                                                 if( in[1] == STRING_COLOR_RGB_TAG_CHAR && isxdigit(in[2]) && isxdigit(in[3]) && isxdigit(in[4]) )
1108                                                                 {
1109                                                                         char r = tolower(in[2]);
1110                                                                         char g = tolower(in[3]);
1111                                                                         char b = tolower(in[4]);
1112                                                                         // it's a hex digit already, so the else part needs no check --blub
1113                                                                         if(isdigit(r)) r -= '0';
1114                                                                         else r -= 87;
1115                                                                         if(isdigit(g)) g -= '0';
1116                                                                         else g -= 87;
1117                                                                         if(isdigit(b)) b -= '0';
1118                                                                         else b -= 87;
1119
1120                                                                         color = Sys_Con_NearestColor(r * 17, g * 17, b * 17);
1121                                                                         in += 3; // 3 only, the switch down there does the fourth
1122                                                                 }
1123                                                                 else
1124                                                                         color = in[1];
1125
1126                                                                 switch(color)
1127                                                                 {
1128                                                                         case STRING_COLOR_TAG:
1129                                                                                 ++in;
1130                                                                                 *out++ = STRING_COLOR_TAG;
1131                                                                                 break;
1132                                                                         case '0':
1133                                                                         case '7':
1134                                                                                 // normal color
1135                                                                                 ++in;
1136                                                                                 if(lastcolor == 0) break; else lastcolor = 0;
1137                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = 'm';
1138                                                                                 break;
1139                                                                         case '1':
1140                                                                                 // light red
1141                                                                                 ++in;
1142                                                                                 if(lastcolor == 1) break; else lastcolor = 1;
1143                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '1'; *out++ = ';'; *out++ = '3'; *out++ = '1'; *out++ = 'm';
1144                                                                                 break;
1145                                                                         case '2':
1146                                                                                 // light green
1147                                                                                 ++in;
1148                                                                                 if(lastcolor == 2) break; else lastcolor = 2;
1149                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '1'; *out++ = ';'; *out++ = '3'; *out++ = '2'; *out++ = 'm';
1150                                                                                 break;
1151                                                                         case '3':
1152                                                                                 // yellow
1153                                                                                 ++in;
1154                                                                                 if(lastcolor == 3) break; else lastcolor = 3;
1155                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '1'; *out++ = ';'; *out++ = '3'; *out++ = '3'; *out++ = 'm';
1156                                                                                 break;
1157                                                                         case '4':
1158                                                                                 // light blue
1159                                                                                 ++in;
1160                                                                                 if(lastcolor == 4) break; else lastcolor = 4;
1161                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '1'; *out++ = ';'; *out++ = '3'; *out++ = '4'; *out++ = 'm';
1162                                                                                 break;
1163                                                                         case '5':
1164                                                                                 // light cyan
1165                                                                                 ++in;
1166                                                                                 if(lastcolor == 5) break; else lastcolor = 5;
1167                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '1'; *out++ = ';'; *out++ = '3'; *out++ = '6'; *out++ = 'm';
1168                                                                                 break;
1169                                                                         case '6':
1170                                                                                 // light magenta
1171                                                                                 ++in;
1172                                                                                 if(lastcolor == 6) break; else lastcolor = 6;
1173                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '1'; *out++ = ';'; *out++ = '3'; *out++ = '5'; *out++ = 'm';
1174                                                                                 break;
1175                                                                         // 7 handled above
1176                                                                         case '8':
1177                                                                         case '9':
1178                                                                                 // bold normal color
1179                                                                                 ++in;
1180                                                                                 if(lastcolor == 8) break; else lastcolor = 8;
1181                                                                                 *out++ = 0x1B; *out++ = '['; *out++ = '0'; *out++ = ';'; *out++ = '1'; *out++ = 'm';
1182                                                                                 break;
1183                                                                         default:
1184                                                                                 *out++ = STRING_COLOR_TAG;
1185                                                                                 break;
1186                                                                 }
1187                                                                 break;
1188                                                         case '\n':
1189                                                                 if(lastcolor != 0)
1190                                                                 {
1191                                                                         *out++ = 0x1B; *out++ = '['; *out++ = 'm';
1192                                                                         lastcolor = 0;
1193                                                                 }
1194                                                                 *out++ = *in;
1195                                                                 break;
1196                                                         default:
1197                                                                 *out++ = *in;
1198                                                                 break;
1199                                                 }
1200                                         }
1201                                         if(lastcolor != 0)
1202                                         {
1203                                                 *out++ = 0x1B;
1204                                                 *out++ = '[';
1205                                                 *out++ = 'm';
1206                                         }
1207                                         *out++ = 0;
1208                                         Sys_PrintToTerminal(printline);
1209                                 }
1210                                 else if(sys_colortranslation.integer == 2) // Quake
1211                                 {
1212                                         Sys_PrintToTerminal(line);
1213                                 }
1214                                 else // strip
1215                                 {
1216                                         static char printline[MAX_INPUTLINE]; // it can only get shorter here
1217                                         const char *in;
1218                                         char *out;
1219                                         for(in = line, out = printline; *in; ++in)
1220                                         {
1221                                                 switch(*in)
1222                                                 {
1223                                                         case STRING_COLOR_TAG:
1224                                                                 switch(in[1])
1225                                                                 {
1226                                                                         case STRING_COLOR_RGB_TAG_CHAR:
1227                                                                                 if ( isxdigit(in[2]) && isxdigit(in[3]) && isxdigit(in[4]) )
1228                                                                                 {
1229                                                                                         in+=4;
1230                                                                                         break;
1231                                                                                 }
1232                                                                                 *out++ = STRING_COLOR_TAG;
1233                                                                                 *out++ = STRING_COLOR_RGB_TAG_CHAR;
1234                                                                                 ++in;
1235                                                                                 break;
1236                                                                         case STRING_COLOR_TAG:
1237                                                                                 ++in;
1238                                                                                 *out++ = STRING_COLOR_TAG;
1239                                                                                 break;
1240                                                                         case '0':
1241                                                                         case '1':
1242                                                                         case '2':
1243                                                                         case '3':
1244                                                                         case '4':
1245                                                                         case '5':
1246                                                                         case '6':
1247                                                                         case '7':
1248                                                                         case '8':
1249                                                                         case '9':
1250                                                                                 ++in;
1251                                                                                 break;
1252                                                                         default:
1253                                                                                 *out++ = STRING_COLOR_TAG;
1254                                                                                 break;
1255                                                                 }
1256                                                                 break;
1257                                                         default:
1258                                                                 *out++ = *in;
1259                                                                 break;
1260                                                 }
1261                                         }
1262                                         *out++ = 0;
1263                                         Sys_PrintToTerminal(printline);
1264                                 }
1265                         }
1266                         // empty the line buffer
1267                         index = 0;
1268                 }
1269         }
1270 }
1271
1272
1273 /*
1274 ================
1275 Con_Printf
1276 ================
1277 */
1278 void Con_Printf(const char *fmt, ...)
1279 {
1280         va_list argptr;
1281         char msg[MAX_INPUTLINE];
1282
1283         va_start(argptr,fmt);
1284         dpvsnprintf(msg,sizeof(msg),fmt,argptr);
1285         va_end(argptr);
1286
1287         Con_Print(msg);
1288 }
1289
1290 /*
1291 ================
1292 Con_DPrint
1293 ================
1294 */
1295 void Con_DPrint(const char *msg)
1296 {
1297         if (!developer.integer)
1298                 return;                 // don't confuse non-developers with techie stuff...
1299         Con_Print(msg);
1300 }
1301
1302 /*
1303 ================
1304 Con_DPrintf
1305 ================
1306 */
1307 void Con_DPrintf(const char *fmt, ...)
1308 {
1309         va_list argptr;
1310         char msg[MAX_INPUTLINE];
1311
1312         if (!developer.integer)
1313                 return;                 // don't confuse non-developers with techie stuff...
1314
1315         va_start(argptr,fmt);
1316         dpvsnprintf(msg,sizeof(msg),fmt,argptr);
1317         va_end(argptr);
1318
1319         Con_Print(msg);
1320 }
1321
1322
1323 /*
1324 ==============================================================================
1325
1326 DRAWING
1327
1328 ==============================================================================
1329 */
1330
1331 /*
1332 ================
1333 Con_DrawInput
1334
1335 The input line scrolls horizontally if typing goes beyond the right edge
1336
1337 Modified by EvilTypeGuy eviltypeguy@qeradiant.com
1338 ================
1339 */
1340 void Con_DrawInput (void)
1341 {
1342         int             y;
1343         int             i;
1344         char editlinecopy[MAX_INPUTLINE+1], *text;
1345         float x;
1346
1347         if (!key_consoleactive)
1348                 return;         // don't draw anything
1349
1350         strlcpy(editlinecopy, key_line, sizeof(editlinecopy));
1351         text = editlinecopy;
1352
1353         // Advanced Console Editing by Radix radix@planetquake.com
1354         // Added/Modified by EvilTypeGuy eviltypeguy@qeradiant.com
1355         // use strlen of edit_line instead of key_linepos to allow editing
1356         // of early characters w/o erasing
1357
1358         y = (int)strlen(text);
1359
1360 // fill out remainder with spaces
1361         for (i = y; i < (int)sizeof(editlinecopy)-1; i++)
1362                 text[i] = ' ';
1363
1364         // add the cursor frame
1365         if ((int)(realtime*con_cursorspeed) & 1)                // cursor is visible
1366                 text[key_linepos] = 11 + 130 * key_insert;      // either solid or triangle facing right
1367
1368 //      text[key_linepos + 1] = 0;
1369
1370         x = vid_conwidth.value * 0.95 - DrawQ_TextWidth_Font(text, key_linepos, false, FONT_CONSOLE) * con_textsize.value;
1371         if(x >= 0)
1372                 x = 0;
1373
1374         // draw it
1375         DrawQ_String_Font(x, con_vislines - con_textsize.value*2, text, 0, con_textsize.value, con_textsize.value, 1.0, 1.0, 1.0, 1.0, 0, NULL, false, FONT_CONSOLE );
1376
1377         // remove cursor
1378 //      key_line[key_linepos] = 0;
1379 }
1380
1381 typedef struct
1382 {
1383         dp_font_t *font;
1384         float alignment; // 0 = left, 0.5 = center, 1 = right
1385         float fontsize;
1386         float x;
1387         float y;
1388         float width;
1389         float ymin, ymax;
1390         const char *continuationString;
1391
1392         // PRIVATE:
1393         int colorindex; // init to -1
1394 }
1395 con_text_info_t;
1396
1397 float Con_WordWidthFunc(void *passthrough, const char *w, size_t *length, float maxWidth)
1398 {
1399         con_text_info_t *ti = (con_text_info_t *) passthrough;
1400         if(w == NULL)
1401         {
1402                 ti->colorindex = -1;
1403                 return ti->fontsize * ti->font->maxwidth;
1404         }
1405         if(maxWidth >= 0)
1406                 return DrawQ_TextWidth_Font_UntilWidth(w, length, false, ti->font, maxWidth / ti->fontsize) * ti->fontsize;
1407         else if(maxWidth == -1)
1408                 return DrawQ_TextWidth_Font(w, *length, false, ti->font) * ti->fontsize;
1409         else
1410         {
1411                 printf("Con_WordWidthFunc: can't get here (maxWidth should never be %f)\n", maxWidth);
1412                 // Note: this is NOT a Con_Printf, as it could print recursively
1413                 return 0;
1414         }
1415 }
1416
1417 int Con_CountLineFunc(void *passthrough, const char *line, size_t length, float width, qboolean isContinuation)
1418 {
1419         (void) passthrough;
1420         (void) line;
1421         (void) length;
1422         (void) width;
1423         (void) isContinuation;
1424         return 1;
1425 }
1426
1427 int Con_DisplayLineFunc(void *passthrough, const char *line, size_t length, float width, qboolean isContinuation)
1428 {
1429         con_text_info_t *ti = (con_text_info_t *) passthrough;
1430
1431         if(ti->y < ti->ymin - 0.001)
1432                 (void) 0;
1433         else if(ti->y > ti->ymax - ti->fontsize + 0.001)
1434                 (void) 0;
1435         else
1436         {
1437                 int x = (int) (ti->x + (ti->width - width) * ti->alignment);
1438                 if(isContinuation && *ti->continuationString)
1439                         x += (int) DrawQ_String_Font(x, ti->y, ti->continuationString, strlen(ti->continuationString), ti->fontsize, ti->fontsize, 1.0, 1.0, 1.0, 1.0, 0, NULL, false, ti->font);
1440                 if(length > 0)
1441                         DrawQ_String_Font(x, ti->y, line, length, ti->fontsize, ti->fontsize, 1.0, 1.0, 1.0, 1.0, 0, &(ti->colorindex), false, ti->font);
1442         }
1443
1444         ti->y += ti->fontsize;
1445         return 1;
1446 }
1447
1448 int Con_DrawNotifyRect(int mask_must, int mask_mustnot, float maxage, float x, float y, float width, float height, float fontsize, float alignment_x, float alignment_y, const char *continuationString)
1449 {
1450         int i;
1451         int lines = 0;
1452         int maxlines = (int) floor(height / fontsize + 0.01f);
1453         int startidx;
1454         int nskip = 0;
1455         int continuationWidth = 0;
1456         size_t l;
1457         double t = cl.time; // saved so it won't change
1458         con_text_info_t ti;
1459
1460         ti.font = (mask_must & CON_MASK_CHAT) ? FONT_CHAT : FONT_NOTIFY;
1461         ti.fontsize = fontsize;
1462         ti.alignment = alignment_x;
1463         ti.width = width;
1464         ti.ymin = y;
1465         ti.ymax = y + height;
1466         ti.continuationString = continuationString;
1467
1468         l = 0;
1469         Con_WordWidthFunc(&ti, NULL, &l, -1);
1470         l = strlen(continuationString);
1471         continuationWidth = (int) Con_WordWidthFunc(&ti, continuationString, &l, -1);
1472
1473         // first find the first line to draw by backwards iterating and word wrapping to find their length...
1474         startidx = CON_LINES_COUNT;
1475         for(i = CON_LINES_COUNT - 1; i >= 0; --i)
1476         {
1477                 con_lineinfo_t *l = &CON_LINES(i);
1478                 int mylines;
1479
1480                 if((l->mask & mask_must) != mask_must)
1481                         continue;
1482                 if(l->mask & mask_mustnot)
1483                         continue;
1484                 if(maxage && (l->addtime < t - maxage))
1485                         continue;
1486
1487                 // WE FOUND ONE!
1488                 // Calculate its actual height...
1489                 mylines = COM_Wordwrap(l->start, l->len, continuationWidth, width, Con_WordWidthFunc, &ti, Con_CountLineFunc, &ti);
1490                 if(lines + mylines >= maxlines)
1491                 {
1492                         nskip = lines + mylines - maxlines;
1493                         lines = maxlines;
1494                         startidx = i;
1495                         break;
1496                 }
1497                 lines += mylines;
1498                 startidx = i;
1499         }
1500
1501         // then center according to the calculated amount of lines...
1502         ti.x = x;
1503         ti.y = y + alignment_y * (height - lines * fontsize) - nskip * fontsize;
1504
1505         // then actually draw
1506         for(i = startidx; i < CON_LINES_COUNT; ++i)
1507         {
1508                 con_lineinfo_t *l = &CON_LINES(i);
1509
1510                 if((l->mask & mask_must) != mask_must)
1511                         continue;
1512                 if(l->mask & mask_mustnot)
1513                         continue;
1514                 if(maxage && (l->addtime < t - maxage))
1515                         continue;
1516
1517                 COM_Wordwrap(l->start, l->len, continuationWidth, width, Con_WordWidthFunc, &ti, Con_DisplayLineFunc, &ti);
1518         }
1519
1520         return lines;
1521 }
1522
1523 /*
1524 ================
1525 Con_DrawNotify
1526
1527 Draws the last few lines of output transparently over the game top
1528 ================
1529 */
1530 void Con_DrawNotify (void)
1531 {
1532         float   x, v;
1533         float chatstart, notifystart, inputsize;
1534         float align;
1535         char    temptext[MAX_INPUTLINE];
1536         int numChatlines;
1537         int chatpos;
1538
1539         ConBuffer_FixTimes(&con);
1540
1541         numChatlines = con_chat.integer;
1542         chatpos = con_chatpos.integer;
1543
1544         if (con_notify.integer < 0)
1545                 Cvar_SetValueQuick(&con_notify, 0);
1546         if (gamemode == GAME_TRANSFUSION)
1547                 v = 8; // vertical offset
1548         else
1549                 v = 0;
1550
1551         // GAME_NEXUIZ: center, otherwise left justify
1552         align = con_notifyalign.value;
1553         if(!*con_notifyalign.string) // empty string, evaluated to 0 above
1554         {
1555                 if(gamemode == GAME_NEXUIZ)
1556                         align = 0.5;
1557         }
1558
1559         if(numChatlines)
1560         {
1561                 if(chatpos == 0)
1562                 {
1563                         // first chat, input line, then notify
1564                         chatstart = v;
1565                         notifystart = v + (numChatlines + 1) * con_chatsize.value;
1566                 }
1567                 else if(chatpos > 0)
1568                 {
1569                         // first notify, then (chatpos-1) empty lines, then chat, then input
1570                         notifystart = v;
1571                         chatstart = v + (con_notify.value + (chatpos - 1)) * con_notifysize.value;
1572                 }
1573                 else // if(chatpos < 0)
1574                 {
1575                         // first notify, then much space, then chat, then input, then -chatpos-1 empty lines
1576                         notifystart = v;
1577                         chatstart = vid_conheight.value - (-chatpos-1 + numChatlines + 1) * con_chatsize.value;
1578                 }
1579         }
1580         else
1581         {
1582                 // just notify and input
1583                 notifystart = v;
1584                 chatstart = 0; // shut off gcc warning
1585         }
1586
1587         v = notifystart + con_notifysize.value * Con_DrawNotifyRect(0, CON_MASK_INPUT | CON_MASK_HIDENOTIFY | (numChatlines ? CON_MASK_CHAT : 0), con_notifytime.value, 0, notifystart, vid_conwidth.value, con_notify.value * con_notifysize.value, con_notifysize.value, align, 0.0, "");
1588
1589         // chat?
1590         if(numChatlines)
1591         {
1592                 v = chatstart + numChatlines * con_chatsize.value;
1593                 Con_DrawNotifyRect(CON_MASK_CHAT, CON_MASK_INPUT, con_chattime.value, 0, chatstart, vid_conwidth.value * con_chatwidth.value, v - chatstart, con_chatsize.value, 0.0, 1.0, "^3\014\014\014 "); // 015 is ·> character in conchars.tga
1594         }
1595
1596         if (key_dest == key_message)
1597         {
1598                 int colorindex = -1;
1599
1600                 // LordHavoc: speedup, and other improvements
1601                 if (chat_mode < 0)
1602                         dpsnprintf(temptext, sizeof(temptext), "]%s%c", chat_buffer, (int) 10+((int)(realtime*con_cursorspeed)&1));
1603                 else if(chat_mode)
1604                         dpsnprintf(temptext, sizeof(temptext), "say_team:%s%c", chat_buffer, (int) 10+((int)(realtime*con_cursorspeed)&1));
1605                 else
1606                         dpsnprintf(temptext, sizeof(temptext), "say:%s%c", chat_buffer, (int) 10+((int)(realtime*con_cursorspeed)&1));
1607
1608                 // FIXME word wrap
1609                 inputsize = (numChatlines ? con_chatsize : con_notifysize).value;
1610                 x = vid_conwidth.value - DrawQ_TextWidth_Font(temptext, 0, false, FONT_CHAT) * inputsize;
1611                 if(x > 0)
1612                         x = 0;
1613                 DrawQ_String_Font(x, v, temptext, 0, inputsize, inputsize, 1.0, 1.0, 1.0, 1.0, 0, &colorindex, false, FONT_CHAT);
1614         }
1615 }
1616
1617 /*
1618 ================
1619 Con_MeasureConsoleLine
1620
1621 Counts the number of lines for a line on the console.
1622 ================
1623 */
1624 int Con_MeasureConsoleLine(int lineno)
1625 {
1626         float width = vid_conwidth.value;
1627         con_text_info_t ti;
1628         con_lineinfo_t *li = &CON_LINES(lineno);
1629
1630         //if(con.lines[lineno].mask & CON_MASK_LOADEDHISTORY)
1631         //      return 0;
1632
1633         ti.fontsize = con_textsize.value;
1634         ti.font = FONT_CONSOLE;
1635
1636         return COM_Wordwrap(li->start, li->len, 0, width, Con_WordWidthFunc, &ti, Con_CountLineFunc, NULL);
1637 }
1638
1639 /*
1640 ================
1641 Con_LineHeight
1642
1643 Returns the height of a given console line; calculates it if necessary.
1644 ================
1645 */
1646 int Con_LineHeight(int i)
1647 {
1648         con_lineinfo_t *li = &CON_LINES(i);
1649         int h = li->height;
1650         if(h != -1)
1651                 return h;
1652         return li->height = Con_MeasureConsoleLine(i);
1653 }
1654
1655 /*
1656 ================
1657 Con_DrawConsoleLine
1658
1659 Draws a line of the console; returns its height in lines.
1660 If alpha is 0, the line is not drawn, but still wrapped and its height
1661 returned.
1662 ================
1663 */
1664 int Con_DrawConsoleLine(float y, int lineno, float ymin, float ymax)
1665 {
1666         float width = vid_conwidth.value;
1667         con_text_info_t ti;
1668         con_lineinfo_t *li = &CON_LINES(lineno);
1669
1670         //if(con.lines[lineno].mask & CON_MASK_LOADEDHISTORY)
1671         //      return 0;
1672
1673         ti.continuationString = "";
1674         ti.alignment = 0;
1675         ti.fontsize = con_textsize.value;
1676         ti.font = FONT_CONSOLE;
1677         ti.x = 0;
1678         ti.y = y - (Con_LineHeight(lineno) - 1) * ti.fontsize;
1679         ti.ymin = ymin;
1680         ti.ymax = ymax;
1681         ti.width = width;
1682
1683         return COM_Wordwrap(li->start, li->len, 0, width, Con_WordWidthFunc, &ti, Con_DisplayLineFunc, &ti);
1684 }
1685
1686 /*
1687 ================
1688 Con_LastVisibleLine
1689
1690 Calculates the last visible line index and how much to show of it based on
1691 con_backscroll.
1692 ================
1693 */
1694 void Con_LastVisibleLine(int *last, int *limitlast)
1695 {
1696         int lines_seen = 0;
1697         int i;
1698
1699         if(con_backscroll < 0)
1700                 con_backscroll = 0;
1701
1702         // now count until we saw con_backscroll actual lines
1703         for(i = CON_LINES_COUNT - 1; i >= 0; --i)
1704         {
1705                 int h = Con_LineHeight(i);
1706
1707                 // line is the last visible line?
1708                 if(lines_seen + h > con_backscroll && lines_seen <= con_backscroll)
1709                 {
1710                         *last = i;
1711                         *limitlast = lines_seen + h - con_backscroll;
1712                         return;
1713                 }
1714
1715                 lines_seen += h;
1716         }
1717
1718         // if we get here, no line was on screen - scroll so that one line is
1719         // visible then.
1720         con_backscroll = lines_seen - 1;
1721         *last = con.lines_first;
1722                 // FIXME uses con in a non abstracted way
1723         *limitlast = 1;
1724 }
1725
1726 /*
1727 ================
1728 Con_DrawConsole
1729
1730 Draws the console with the solid background
1731 The typing input line at the bottom should only be drawn if typing is allowed
1732 ================
1733 */
1734 void Con_DrawConsole (int lines)
1735 {
1736         int i, last, limitlast;
1737         float y;
1738
1739         if (lines <= 0)
1740                 return;
1741
1742         con_vislines = lines;
1743
1744 // draw the background
1745         DrawQ_Pic(0, lines - vid_conheight.integer, scr_conbrightness.value >= 0.01f ? Draw_CachePic ("gfx/conback") : NULL, vid_conwidth.integer, vid_conheight.integer, scr_conbrightness.value, scr_conbrightness.value, scr_conbrightness.value, cls.signon == SIGNONS ? scr_conalpha.value : 1.0, 0); // always full alpha when not in game
1746         DrawQ_String_Font(vid_conwidth.integer - DrawQ_TextWidth_Font(engineversion, 0, false, FONT_CONSOLE) * con_textsize.value, lines - con_textsize.value, engineversion, 0, con_textsize.value, con_textsize.value, 1, 0, 0, 1, 0, NULL, true, FONT_CONSOLE);
1747
1748 // draw the text
1749         if(CON_LINES_COUNT > 0)
1750         {
1751                 float ymax = con_vislines - 2 * con_textsize.value;
1752                 Con_LastVisibleLine(&last, &limitlast);
1753                 y = ymax - con_textsize.value;
1754
1755                 if(limitlast)
1756                         y += (CON_LINES(last).height - limitlast) * con_textsize.value;
1757                                 // FIXME uses con in a non abstracted way
1758                 i = last;
1759
1760                 for(;;)
1761                 {
1762                         y -= Con_DrawConsoleLine(y, i, 0, ymax) * con_textsize.value;
1763                         if(i == 0)
1764                                 break; // top of console buffer
1765                         if(y < 0)
1766                                 break; // top of console window
1767                         limitlast = 0;
1768                         --i;
1769                 }
1770         }
1771
1772 // draw the input prompt, user text, and cursor if desired
1773         Con_DrawInput ();
1774 }
1775
1776 /*
1777 GetMapList
1778
1779 Made by [515]
1780 Prints not only map filename, but also
1781 its format (q1/q2/q3/hl) and even its message
1782 */
1783 //[515]: here is an ugly hack.. two gotos... oh my... *but it works*
1784 //LordHavoc: rewrote bsp type detection, rewrote message extraction to do proper worldspawn parsing
1785 //LordHavoc: added .ent file loading, and redesigned error handling to still try the .ent file even if the map format is not recognized, this also eliminated one goto
1786 //LordHavoc: FIXME: man this GetMapList is STILL ugly code even after my cleanups...
1787 qboolean GetMapList (const char *s, char *completedname, int completednamebufferlength)
1788 {
1789         fssearch_t      *t;
1790         char            message[1024];
1791         int                     i, k, max, p, o, min;
1792         unsigned char *len;
1793         qfile_t         *f;
1794         unsigned char buf[1024];
1795
1796         dpsnprintf(message, sizeof(message), "maps/%s*.bsp", s);
1797         t = FS_Search(message, 1, true);
1798         if(!t)
1799                 return false;
1800         if (t->numfilenames > 1)
1801                 Con_Printf("^1 %i maps found :\n", t->numfilenames);
1802         len = (unsigned char *)Z_Malloc(t->numfilenames);
1803         min = 666;
1804         for(max=i=0;i<t->numfilenames;i++)
1805         {
1806                 k = (int)strlen(t->filenames[i]);
1807                 k -= 9;
1808                 if(max < k)
1809                         max = k;
1810                 else
1811                 if(min > k)
1812                         min = k;
1813                 len[i] = k;
1814         }
1815         o = (int)strlen(s);
1816         for(i=0;i<t->numfilenames;i++)
1817         {
1818                 int lumpofs = 0, lumplen = 0;
1819                 char *entities = NULL;
1820                 const char *data = NULL;
1821                 char keyname[64];
1822                 char entfilename[MAX_QPATH];
1823                 strlcpy(message, "^1**ERROR**^7", sizeof(message));
1824                 p = 0;
1825                 f = FS_OpenVirtualFile(t->filenames[i], true);
1826                 if(f)
1827                 {
1828                         memset(buf, 0, 1024);
1829                         FS_Read(f, buf, 1024);
1830                         if (!memcmp(buf, "IBSP", 4))
1831                         {
1832                                 p = LittleLong(((int *)buf)[1]);
1833                                 if (p == Q3BSPVERSION)
1834                                 {
1835                                         q3dheader_t *header = (q3dheader_t *)buf;
1836                                         lumpofs = LittleLong(header->lumps[Q3LUMP_ENTITIES].fileofs);
1837                                         lumplen = LittleLong(header->lumps[Q3LUMP_ENTITIES].filelen);
1838                                 }
1839                                 else if (p == Q2BSPVERSION)
1840                                 {
1841                                         q2dheader_t *header = (q2dheader_t *)buf;
1842                                         lumpofs = LittleLong(header->lumps[Q2LUMP_ENTITIES].fileofs);
1843                                         lumplen = LittleLong(header->lumps[Q2LUMP_ENTITIES].filelen);
1844                                 }
1845                         }
1846                         else if((p = LittleLong(((int *)buf)[0])) == BSPVERSION || p == 30)
1847                         {
1848                                 dheader_t *header = (dheader_t *)buf;
1849                                 lumpofs = LittleLong(header->lumps[LUMP_ENTITIES].fileofs);
1850                                 lumplen = LittleLong(header->lumps[LUMP_ENTITIES].filelen);
1851                         }
1852                         else
1853                                 p = 0;
1854                         strlcpy(entfilename, t->filenames[i], sizeof(entfilename));
1855                         memcpy(entfilename + strlen(entfilename) - 4, ".ent", 5);
1856                         entities = (char *)FS_LoadFile(entfilename, tempmempool, true, NULL);
1857                         if (!entities && lumplen >= 10)
1858                         {
1859                                 FS_Seek(f, lumpofs, SEEK_SET);
1860                                 entities = (char *)Z_Malloc(lumplen + 1);
1861                                 FS_Read(f, entities, lumplen);
1862                         }
1863                         if (entities)
1864                         {
1865                                 // if there are entities to parse, a missing message key just
1866                                 // means there is no title, so clear the message string now
1867                                 message[0] = 0;
1868                                 data = entities;
1869                                 for (;;)
1870                                 {
1871                                         int l;
1872                                         if (!COM_ParseToken_Simple(&data, false, false))
1873                                                 break;
1874                                         if (com_token[0] == '{')
1875                                                 continue;
1876                                         if (com_token[0] == '}')
1877                                                 break;
1878                                         // skip leading whitespace
1879                                         for (k = 0;com_token[k] && ISWHITESPACE(com_token[k]);k++);
1880                                         for (l = 0;l < (int)sizeof(keyname) - 1 && com_token[k+l] && !ISWHITESPACE(com_token[k+l]);l++)
1881                                                 keyname[l] = com_token[k+l];
1882                                         keyname[l] = 0;
1883                                         if (!COM_ParseToken_Simple(&data, false, false))
1884                                                 break;
1885                                         if (developer.integer >= 100)
1886                                                 Con_Printf("key: %s %s\n", keyname, com_token);
1887                                         if (!strcmp(keyname, "message"))
1888                                         {
1889                                                 // get the message contents
1890                                                 strlcpy(message, com_token, sizeof(message));
1891                                                 break;
1892                                         }
1893                                 }
1894                         }
1895                 }
1896                 if (entities)
1897                         Z_Free(entities);
1898                 if(f)
1899                         FS_Close(f);
1900                 *(t->filenames[i]+len[i]+5) = 0;
1901                 switch(p)
1902                 {
1903                 case Q3BSPVERSION:      strlcpy((char *)buf, "Q3", sizeof(buf));break;
1904                 case Q2BSPVERSION:      strlcpy((char *)buf, "Q2", sizeof(buf));break;
1905                 case BSPVERSION:        strlcpy((char *)buf, "Q1", sizeof(buf));break;
1906                 case 30:                        strlcpy((char *)buf, "HL", sizeof(buf));break;
1907                 default:                        strlcpy((char *)buf, "??", sizeof(buf));break;
1908                 }
1909                 Con_Printf("%16s (%s) %s\n", t->filenames[i]+5, buf, message);
1910         }
1911         Con_Print("\n");
1912         for(p=o;p<min;p++)
1913         {
1914                 k = *(t->filenames[0]+5+p);
1915                 if(k == 0)
1916                         goto endcomplete;
1917                 for(i=1;i<t->numfilenames;i++)
1918                         if(*(t->filenames[i]+5+p) != k)
1919                                 goto endcomplete;
1920         }
1921 endcomplete:
1922         if(p > o && completedname && completednamebufferlength > 0)
1923         {
1924                 memset(completedname, 0, completednamebufferlength);
1925                 memcpy(completedname, (t->filenames[0]+5), min(p, completednamebufferlength - 1));
1926         }
1927         Z_Free(len);
1928         FS_FreeSearch(t);
1929         return p > o;
1930 }
1931
1932 /*
1933         Con_DisplayList
1934
1935         New function for tab-completion system
1936         Added by EvilTypeGuy
1937         MEGA Thanks to Taniwha
1938
1939 */
1940 void Con_DisplayList(const char **list)
1941 {
1942         int i = 0, pos = 0, len = 0, maxlen = 0, width = (con_linewidth - 4);
1943         const char **walk = list;
1944
1945         while (*walk) {
1946                 len = (int)strlen(*walk);
1947                 if (len > maxlen)
1948                         maxlen = len;
1949                 walk++;
1950         }
1951         maxlen += 1;
1952
1953         while (*list) {
1954                 len = (int)strlen(*list);
1955                 if (pos + maxlen >= width) {
1956                         Con_Print("\n");
1957                         pos = 0;
1958                 }
1959
1960                 Con_Print(*list);
1961                 for (i = 0; i < (maxlen - len); i++)
1962                         Con_Print(" ");
1963
1964                 pos += maxlen;
1965                 list++;
1966         }
1967
1968         if (pos)
1969                 Con_Print("\n\n");
1970 }
1971
1972 /*
1973         SanitizeString strips color tags from the string in
1974         and writes the result on string out
1975 */
1976 void SanitizeString(char *in, char *out)
1977 {
1978         while(*in)
1979         {
1980                 if(*in == STRING_COLOR_TAG)
1981                 {
1982                         ++in;
1983                         if(!*in)
1984                         {
1985                                 out[0] = STRING_COLOR_TAG;
1986                                 out[1] = 0;
1987                                 return;
1988                         }
1989                         else if (*in >= '0' && *in <= '9') // ^[0-9] found
1990                         {
1991                                 ++in;
1992                                 if(!*in)
1993                                 {
1994                                         *out = 0;
1995                                         return;
1996                                 } else if (*in == STRING_COLOR_TAG) // ^[0-9]^ found, don't print ^[0-9]
1997                                         continue;
1998                         }
1999                         else if (*in == STRING_COLOR_RGB_TAG_CHAR) // ^x found
2000                         {
2001                                 if ( isxdigit(in[1]) && isxdigit(in[2]) && isxdigit(in[3]) )
2002                                 {
2003                                         in+=4;
2004                                         if (!*in)
2005                                         {
2006                                                 *out = 0;
2007                                                 return;
2008                                         } else if (*in == STRING_COLOR_TAG) // ^xrgb^ found, don't print ^xrgb
2009                                                 continue;
2010                                 }
2011                                 else in--;
2012                         }
2013                         else if (*in != STRING_COLOR_TAG)
2014                                 --in;
2015                 }
2016                 *out = qfont_table[*(unsigned char*)in];
2017                 ++in;
2018                 ++out;
2019         }
2020         *out = 0;
2021 }
2022
2023 // Now it becomes TRICKY :D --blub
2024 static char Nicks_list[MAX_SCOREBOARD][MAX_SCOREBOARDNAME];     // contains the nicks with colors and all that
2025 static char Nicks_sanlist[MAX_SCOREBOARD][MAX_SCOREBOARDNAME];  // sanitized list for completion when there are other possible matches.
2026 // means: when somebody uses a cvar's name as his name, we won't ever get his colors in there...
2027 static int Nicks_offset[MAX_SCOREBOARD]; // when nicks use a space, we need this to move the completion list string starts to avoid invalid memcpys
2028 static int Nicks_matchpos;
2029
2030 // co against <<:BLASTER:>> is true!?
2031 int Nicks_strncasecmp_nospaces(char *a, char *b, unsigned int a_len)
2032 {
2033         while(a_len)
2034         {
2035                 if(tolower(*a) == tolower(*b))
2036                 {
2037                         if(*a == 0)
2038                                 return 0;
2039                         --a_len;
2040                         ++a;
2041                         ++b;
2042                         continue;
2043                 }
2044                 if(!*a)
2045                         return -1;
2046                 if(!*b)
2047                         return 1;
2048                 if(*a == ' ')
2049                         return (*a < *b) ? -1 : 1;
2050                 if(*b == ' ')
2051                         ++b;
2052                 else
2053                         return (*a < *b) ? -1 : 1;
2054         }
2055         return 0;
2056 }
2057 int Nicks_strncasecmp(char *a, char *b, unsigned int a_len)
2058 {
2059         char space_char;
2060         if(!(con_nickcompletion_flags.integer & NICKS_ALPHANUMERICS_ONLY))
2061         {
2062                 if(con_nickcompletion_flags.integer & NICKS_NO_SPACES)
2063                         return Nicks_strncasecmp_nospaces(a, b, a_len);
2064                 return strncasecmp(a, b, a_len);
2065         }
2066
2067         space_char = (con_nickcompletion_flags.integer & NICKS_NO_SPACES) ? 'a' : ' ';
2068
2069         // ignore non alphanumerics of B
2070         // if A contains a non-alphanumeric, B must contain it as well though!
2071         while(a_len)
2072         {
2073                 qboolean alnum_a, alnum_b;
2074
2075                 if(tolower(*a) == tolower(*b))
2076                 {
2077                         if(*a == 0) // end of both strings, they're equal
2078                                 return 0;
2079                         --a_len;
2080                         ++a;
2081                         ++b;
2082                         continue;
2083                 }
2084                 // not equal, end of one string?
2085                 if(!*a)
2086                         return -1;
2087                 if(!*b)
2088                         return 1;
2089                 // ignore non alphanumerics
2090                 alnum_a = ( (*a >= 'a' && *a <= 'z') || (*a >= 'A' && *a <= 'Z') || (*a >= '0' && *a <= '9') || *a == space_char);
2091                 alnum_b = ( (*b >= 'a' && *b <= 'z') || (*b >= 'A' && *b <= 'Z') || (*b >= '0' && *b <= '9') || *b == space_char);
2092                 if(!alnum_a) // b must contain this
2093                         return (*a < *b) ? -1 : 1;
2094                 if(!alnum_b)
2095                         ++b;
2096                 // otherwise, both are alnum, they're just not equal, return the appropriate number
2097                 else
2098                         return (*a < *b) ? -1 : 1;
2099         }
2100         return 0;
2101 }
2102
2103
2104 /* Nicks_CompleteCountPossible
2105
2106    Count the number of possible nicks to complete
2107  */
2108 int Nicks_CompleteCountPossible(char *line, int pos, char *s, qboolean isCon)
2109 {
2110         char name[128];
2111         int i, p;
2112         int length;
2113         int match;
2114         int spos;
2115         int count = 0;
2116
2117         if(!con_nickcompletion.integer)
2118                 return 0;
2119
2120         // changed that to 1
2121         if(!line[0])// || !line[1]) // we want at least... 2 written characters
2122                 return 0;
2123
2124         for(i = 0; i < cl.maxclients; ++i)
2125         {
2126                 p = i;
2127                 if(!cl.scores[p].name[0])
2128                         continue;
2129
2130                 SanitizeString(cl.scores[p].name, name);
2131                 //Con_Printf(" ^2Sanitized: ^7%s -> %s", cl.scores[p].name, name);
2132
2133                 if(!name[0])
2134                         continue;
2135
2136                 length = strlen(name);
2137                 match = -1;
2138                 spos = pos - 1; // no need for a minimum of characters :)
2139
2140                 while(spos >= 0)
2141                 {
2142                         if(spos > 0 && line[spos-1] != ' ' && line[spos-1] != ';' && line[spos-1] != '\"' && line[spos-1] != '\'')
2143                         {
2144                                 if(!(isCon && line[spos-1] == ']' && spos == 1) && // console start
2145                                    !(spos > 1 && line[spos-1] >= '0' && line[spos-1] <= '9' && line[spos-2] == STRING_COLOR_TAG)) // color start
2146                                 {
2147                                         --spos;
2148                                         continue;
2149                                 }
2150                         }
2151                         if(isCon && spos == 0)
2152                                 break;
2153                         if(Nicks_strncasecmp(line+spos, name, pos-spos) == 0)
2154                                 match = spos;
2155                         --spos;
2156                 }
2157                 if(match < 0)
2158                         continue;
2159                 //Con_Printf("Possible match: %s|%s\n", cl.scores[p].name, name);
2160                 strlcpy(Nicks_list[count], cl.scores[p].name, sizeof(Nicks_list[count]));
2161
2162                 // the sanitized list
2163                 strlcpy(Nicks_sanlist[count], name, sizeof(Nicks_sanlist[count]));
2164                 if(!count)
2165                 {
2166                         Nicks_matchpos = match;
2167                 }
2168
2169                 Nicks_offset[count] = s - (&line[match]);
2170                 //Con_Printf("offset for %s: %i\n", name, Nicks_offset[count]);
2171
2172                 ++count;
2173         }
2174         return count;
2175 }
2176
2177 void Cmd_CompleteNicksPrint(int count)
2178 {
2179         int i;
2180         for(i = 0; i < count; ++i)
2181                 Con_Printf("%s\n", Nicks_list[i]);
2182 }
2183
2184 void Nicks_CutMatchesNormal(int count)
2185 {
2186         // cut match 0 down to the longest possible completion
2187         int i;
2188         unsigned int c, l;
2189         c = strlen(Nicks_sanlist[0]) - 1;
2190         for(i = 1; i < count; ++i)
2191         {
2192                 l = strlen(Nicks_sanlist[i]) - 1;
2193                 if(l < c)
2194                         c = l;
2195
2196                 for(l = 0; l <= c; ++l)
2197                         if(tolower(Nicks_sanlist[0][l]) != tolower(Nicks_sanlist[i][l]))
2198                         {
2199                                 c = l-1;
2200                                 break;
2201                         }
2202         }
2203         Nicks_sanlist[0][c+1] = 0;
2204         //Con_Printf("List0: %s\n", Nicks_sanlist[0]);
2205 }
2206
2207 unsigned int Nicks_strcleanlen(const char *s)
2208 {
2209         unsigned int l = 0;
2210         while(*s)
2211         {
2212                 if( (*s >= 'a' && *s <= 'z') ||
2213                     (*s >= 'A' && *s <= 'Z') ||
2214                     (*s >= '0' && *s <= '9') ||
2215                     *s == ' ')
2216                         ++l;
2217                 ++s;
2218         }
2219         return l;
2220 }
2221
2222 void Nicks_CutMatchesAlphaNumeric(int count)
2223 {
2224         // cut match 0 down to the longest possible completion
2225         int i;
2226         unsigned int c, l;
2227         char tempstr[sizeof(Nicks_sanlist[0])];
2228         char *a, *b;
2229         char space_char = (con_nickcompletion_flags.integer & NICKS_NO_SPACES) ? 'a' : ' '; // yes this is correct, we want NO spaces when no spaces
2230
2231         c = strlen(Nicks_sanlist[0]);
2232         for(i = 0, l = 0; i < (int)c; ++i)
2233         {
2234                 if( (Nicks_sanlist[0][i] >= 'a' && Nicks_sanlist[0][i] <= 'z') ||
2235                     (Nicks_sanlist[0][i] >= 'A' && Nicks_sanlist[0][i] <= 'Z') ||
2236                     (Nicks_sanlist[0][i] >= '0' && Nicks_sanlist[0][i] <= '9') || Nicks_sanlist[0][i] == space_char) // this is what's COPIED
2237                 {
2238                         tempstr[l++] = Nicks_sanlist[0][i];
2239                 }
2240         }
2241         tempstr[l] = 0;
2242
2243         for(i = 1; i < count; ++i)
2244         {
2245                 a = tempstr;
2246                 b = Nicks_sanlist[i];
2247                 while(1)
2248                 {
2249                         if(!*a)
2250                                 break;
2251                         if(!*b)
2252                         {
2253                                 *a = 0;
2254                                 break;
2255                         }
2256                         if(tolower(*a) == tolower(*b))
2257                         {
2258                                 ++a;
2259                                 ++b;
2260                                 continue;
2261                         }
2262                         if( (*b >= 'a' && *b <= 'z') || (*b >= 'A' && *b <= 'Z') || (*b >= '0' && *b <= '9') || *b == space_char)
2263                         {
2264                                 // b is alnum, so cut
2265                                 *a = 0;
2266                                 break;
2267                         }
2268                         ++b;
2269                 }
2270         }
2271         // Just so you know, if cutmatchesnormal doesn't kill the first entry, then even the non-alnums fit
2272         Nicks_CutMatchesNormal(count);
2273         //if(!Nicks_sanlist[0][0])
2274         if(Nicks_strcleanlen(Nicks_sanlist[0]) < strlen(tempstr))
2275         {
2276                 // if the clean sanitized one is longer than the current one, use it, it has crap chars which definitely are in there
2277                 strlcpy(Nicks_sanlist[0], tempstr, sizeof(tempstr));
2278         }
2279 }
2280
2281 void Nicks_CutMatchesNoSpaces(int count)
2282 {
2283         // cut match 0 down to the longest possible completion
2284         int i;
2285         unsigned int c, l;
2286         char tempstr[sizeof(Nicks_sanlist[0])];
2287         char *a, *b;
2288
2289         c = strlen(Nicks_sanlist[0]);
2290         for(i = 0, l = 0; i < (int)c; ++i)
2291         {
2292                 if(Nicks_sanlist[0][i] != ' ') // here it's what's NOT copied
2293                 {
2294                         tempstr[l++] = Nicks_sanlist[0][i];
2295                 }
2296         }
2297         tempstr[l] = 0;
2298
2299         for(i = 1; i < count; ++i)
2300         {
2301                 a = tempstr;
2302                 b = Nicks_sanlist[i];
2303                 while(1)
2304                 {
2305                         if(!*a)
2306                                 break;
2307                         if(!*b)
2308                         {
2309                                 *a = 0;
2310                                 break;
2311                         }
2312                         if(tolower(*a) == tolower(*b))
2313                         {
2314                                 ++a;
2315                                 ++b;
2316                                 continue;
2317                         }
2318                         if(*b != ' ')
2319                         {
2320                                 *a = 0;
2321                                 break;
2322                         }
2323                         ++b;
2324                 }
2325         }
2326         // Just so you know, if cutmatchesnormal doesn't kill the first entry, then even the non-alnums fit
2327         Nicks_CutMatchesNormal(count);
2328         //if(!Nicks_sanlist[0][0])
2329         //Con_Printf("TS: %s\n", tempstr);
2330         if(Nicks_strcleanlen(Nicks_sanlist[0]) < strlen(tempstr))
2331         {
2332                 // if the clean sanitized one is longer than the current one, use it, it has crap chars which definitely are in there
2333                 strlcpy(Nicks_sanlist[0], tempstr, sizeof(tempstr));
2334         }
2335 }
2336
2337 void Nicks_CutMatches(int count)
2338 {
2339         if(con_nickcompletion_flags.integer & NICKS_ALPHANUMERICS_ONLY)
2340                 Nicks_CutMatchesAlphaNumeric(count);
2341         else if(con_nickcompletion_flags.integer & NICKS_NO_SPACES)
2342                 Nicks_CutMatchesNoSpaces(count);
2343         else
2344                 Nicks_CutMatchesNormal(count);
2345 }
2346
2347 const char **Nicks_CompleteBuildList(int count)
2348 {
2349         const char **buf;
2350         int bpos = 0;
2351         // the list is freed by Con_CompleteCommandLine, so create a char**
2352         buf = (const char **)Mem_Alloc(tempmempool, count * sizeof(const char *) + sizeof (const char *));
2353
2354         for(; bpos < count; ++bpos)
2355                 buf[bpos] = Nicks_sanlist[bpos] + Nicks_offset[bpos];
2356
2357         Nicks_CutMatches(count);
2358
2359         buf[bpos] = NULL;
2360         return buf;
2361 }
2362
2363 /*
2364         Nicks_AddLastColor
2365         Restores the previous used color, after the autocompleted name.
2366 */
2367 int Nicks_AddLastColor(char *buffer, int pos)
2368 {
2369         qboolean quote_added = false;
2370         int match;
2371         int color = STRING_COLOR_DEFAULT + '0';
2372         char r = 0, g = 0, b = 0;
2373
2374         if(con_nickcompletion_flags.integer & NICKS_ADD_QUOTE && buffer[Nicks_matchpos-1] == '\"')
2375         {
2376                 // we'll have to add a quote :)
2377                 buffer[pos++] = '\"';
2378                 quote_added = true;
2379         }
2380
2381         if((!quote_added && con_nickcompletion_flags.integer & NICKS_ADD_COLOR) || con_nickcompletion_flags.integer & NICKS_FORCE_COLOR)
2382         {
2383                 // add color when no quote was added, or when flags &4?
2384                 // find last color
2385                 for(match = Nicks_matchpos-1; match >= 0; --match)
2386                 {
2387                         if(buffer[match] == STRING_COLOR_TAG)
2388                         {
2389                                 if( isdigit(buffer[match+1]) )
2390                                 {
2391                                         color = buffer[match+1];
2392                                         break;
2393                                 }
2394                                 else if(buffer[match+1] == STRING_COLOR_RGB_TAG_CHAR)
2395                                 {
2396                                         if ( isxdigit(buffer[match+2]) && isxdigit(buffer[match+3]) && isxdigit(buffer[match+4]) )
2397                                         {
2398                                                 r = buffer[match+2];
2399                                                 g = buffer[match+3];
2400                                                 b = buffer[match+4];
2401                                                 color = -1;
2402                                                 break;
2403                                         }
2404                                 }
2405                         }
2406                 }
2407                 if(!quote_added)
2408                 {
2409                         if( pos >= 2 && buffer[pos-2] == STRING_COLOR_TAG && isdigit(buffer[pos-1]) ) // when thes use &4
2410                                 pos -= 2;
2411                         else if( pos >= 5 && buffer[pos-5] == STRING_COLOR_TAG && buffer[pos-4] == STRING_COLOR_RGB_TAG_CHAR
2412                                          && isxdigit(buffer[pos-3]) && isxdigit(buffer[pos-2]) && isxdigit(buffer[pos-1]) )
2413                                 pos -= 5;
2414                 }
2415                 buffer[pos++] = STRING_COLOR_TAG;
2416                 if (color == -1)
2417                 {
2418                         buffer[pos++] = STRING_COLOR_RGB_TAG_CHAR;
2419                         buffer[pos++] = r;
2420                         buffer[pos++] = g;
2421                         buffer[pos++] = b;
2422                 }
2423                 else
2424                         buffer[pos++] = color;
2425         }
2426         return pos;
2427 }
2428
2429 int Nicks_CompleteChatLine(char *buffer, size_t size, unsigned int pos)
2430 {
2431         int n;
2432         /*if(!con_nickcompletion.integer)
2433           return; is tested in Nicks_CompletionCountPossible */
2434         n = Nicks_CompleteCountPossible(buffer, pos, &buffer[pos], false);
2435         if(n == 1)
2436         {
2437                 size_t len;
2438                 char *msg;
2439
2440                 msg = Nicks_list[0];
2441                 len = min(size - Nicks_matchpos - 3, strlen(msg));
2442                 memcpy(&buffer[Nicks_matchpos], msg, len);
2443                 if( len < (size - 7) ) // space for color (^[0-9] or ^xrgb) and space and \0
2444                         len = Nicks_AddLastColor(buffer, Nicks_matchpos+len);
2445                 buffer[len++] = ' ';
2446                 buffer[len] = 0;
2447                 return len;
2448         } else if(n > 1)
2449         {
2450                 int len;
2451                 char *msg;
2452                 Con_Printf("\n%i possible nicks:\n", n);
2453                 Cmd_CompleteNicksPrint(n);
2454
2455                 Nicks_CutMatches(n);
2456
2457                 msg = Nicks_sanlist[0];
2458                 len = min(size - Nicks_matchpos, strlen(msg));
2459                 memcpy(&buffer[Nicks_matchpos], msg, len);
2460                 buffer[Nicks_matchpos + len] = 0;
2461                 //pos += len;
2462                 return Nicks_matchpos + len;
2463         }
2464         return pos;
2465 }
2466
2467
2468 /*
2469         Con_CompleteCommandLine
2470
2471         New function for tab-completion system
2472         Added by EvilTypeGuy
2473         Thanks to Fett erich@heintz.com
2474         Thanks to taniwha
2475         Enhanced to tab-complete map names by [515]
2476
2477 */
2478 void Con_CompleteCommandLine (void)
2479 {
2480         const char *cmd = "";
2481         char *s;
2482         const char **list[4] = {0, 0, 0, 0};
2483         char s2[512];
2484         char command[512];
2485         int c, v, a, i, cmd_len, pos, k;
2486         int n; // nicks --blub
2487         const char *space, *patterns;
2488
2489         //find what we want to complete
2490         pos = key_linepos;
2491         while(--pos)
2492         {
2493                 k = key_line[pos];
2494                 if(k == '\"' || k == ';' || k == ' ' || k == '\'')
2495                         break;
2496         }
2497         pos++;
2498
2499         s = key_line + pos;
2500         strlcpy(s2, key_line + key_linepos, sizeof(s2));        //save chars after cursor
2501         key_line[key_linepos] = 0;                                      //hide them
2502
2503         space = strchr(key_line + 1, ' ');
2504         if(space && pos == (space - key_line) + 1)
2505         {
2506                 strlcpy(command, key_line + 1, min(sizeof(command), (unsigned int)(space - key_line)));
2507
2508                 patterns = Cvar_VariableString(va("con_completion_%s", command)); // TODO maybe use a better place for this?
2509                 if(patterns && !*patterns)
2510                         patterns = NULL; // get rid of the empty string
2511
2512                 if(!strcmp(command, "map") || !strcmp(command, "changelevel") || (patterns && !strcmp(patterns, "map")))
2513                 {
2514                         //maps search
2515                         char t[MAX_QPATH];
2516                         if (GetMapList(s, t, sizeof(t)))
2517                         {
2518                                 // first move the cursor
2519                                 key_linepos += (int)strlen(t) - (int)strlen(s);
2520
2521                                 // and now do the actual work
2522                                 *s = 0;
2523                                 strlcat(key_line, t, MAX_INPUTLINE);
2524                                 strlcat(key_line, s2, MAX_INPUTLINE); //add back chars after cursor
2525
2526                                 // and fix the cursor
2527                                 if(key_linepos > (int) strlen(key_line))
2528                                         key_linepos = (int) strlen(key_line);
2529                         }
2530                         return;
2531                 }
2532                 else
2533                 {
2534                         if(patterns)
2535                         {
2536                                 char t[MAX_QPATH];
2537                                 stringlist_t resultbuf, dirbuf;
2538
2539                                 // Usage:
2540                                 //   // store completion patterns (space separated) for command foo in con_completion_foo
2541                                 //   set con_completion_foo "foodata/*.foodefault *.foo"
2542                                 //   foo <TAB>
2543                                 //
2544                                 // Note: patterns with slash are always treated as absolute
2545                                 // patterns; patterns without slash search in the innermost
2546                                 // directory the user specified. There is no way to "complete into"
2547                                 // a directory as of now, as directories seem to be unknown to the
2548                                 // FS subsystem.
2549                                 //
2550                                 // Examples:
2551                                 //   set con_completion_playermodel "models/player/*.zym models/player/*.md3 models/player/*.psk models/player/*.dpm"
2552                                 //   set con_completion_playdemo "*.dem"
2553                                 //   set con_completion_play "*.wav *.ogg"
2554                                 //
2555                                 // TODO somehow add support for directories; these shall complete
2556                                 // to their name + an appended slash.
2557
2558                                 stringlistinit(&resultbuf);
2559                                 stringlistinit(&dirbuf);
2560                                 while(COM_ParseToken_Simple(&patterns, false, false))
2561                                 {
2562                                         fssearch_t *search;
2563                                         if(strchr(com_token, '/'))
2564                                         {
2565                                                 search = FS_Search(com_token, true, true);
2566                                         }
2567                                         else
2568                                         {
2569                                                 const char *slash = strrchr(s, '/');
2570                                                 if(slash)
2571                                                 {
2572                                                         strlcpy(t, s, min(sizeof(t), (unsigned int)(slash - s + 2))); // + 2, because I want to include the slash
2573                                                         strlcat(t, com_token, sizeof(t));
2574                                                         search = FS_Search(t, true, true);
2575                                                 }
2576                                                 else
2577                                                         search = FS_Search(com_token, true, true);
2578                                         }
2579                                         if(search)
2580                                         {
2581                                                 for(i = 0; i < search->numfilenames; ++i)
2582                                                         if(!strncmp(search->filenames[i], s, strlen(s)))
2583                                                                 if(FS_FileType(search->filenames[i]) == FS_FILETYPE_FILE)
2584                                                                         stringlistappend(&resultbuf, search->filenames[i]);
2585                                                 FS_FreeSearch(search);
2586                                         }
2587                                 }
2588
2589                                 // In any case, add directory names
2590                                 {
2591                                         fssearch_t *search;
2592                                         const char *slash = strrchr(s, '/');
2593                                         if(slash)
2594                                         {
2595                                                 strlcpy(t, s, min(sizeof(t), (unsigned int)(slash - s + 2))); // + 2, because I want to include the slash
2596                                                 strlcat(t, "*", sizeof(t));
2597                                                 search = FS_Search(t, true, true);
2598                                         }
2599                                         else
2600                                                 search = FS_Search("*", true, true);
2601                                         if(search)
2602                                         {
2603                                                 for(i = 0; i < search->numfilenames; ++i)
2604                                                         if(!strncmp(search->filenames[i], s, strlen(s)))
2605                                                                 if(FS_FileType(search->filenames[i]) == FS_FILETYPE_DIRECTORY)
2606                                                                         stringlistappend(&dirbuf, search->filenames[i]);
2607                                                 FS_FreeSearch(search);
2608                                         }
2609                                 }
2610
2611                                 if(resultbuf.numstrings > 0 || dirbuf.numstrings > 0)
2612                                 {
2613                                         const char *p, *q;
2614                                         unsigned int matchchars;
2615                                         if(resultbuf.numstrings == 0 && dirbuf.numstrings == 1)
2616                                         {
2617                                                 dpsnprintf(t, sizeof(t), "%s/", dirbuf.strings[0]);
2618                                         }
2619                                         else
2620                                         if(resultbuf.numstrings == 1 && dirbuf.numstrings == 0)
2621                                         {
2622                                                 dpsnprintf(t, sizeof(t), "%s ", resultbuf.strings[0]);
2623                                         }
2624                                         else
2625                                         {
2626                                                 stringlistsort(&resultbuf); // dirbuf is already sorted
2627                                                 Con_Printf("\n%i possible filenames\n", resultbuf.numstrings + dirbuf.numstrings);
2628                                                 for(i = 0; i < dirbuf.numstrings; ++i)
2629                                                 {
2630                                                         Con_Printf("%s/\n", dirbuf.strings[i]);
2631                                                 }
2632                                                 for(i = 0; i < resultbuf.numstrings; ++i)
2633                                                 {
2634                                                         Con_Printf("%s\n", resultbuf.strings[i]);
2635                                                 }
2636                                                 matchchars = sizeof(t) - 1;
2637                                                 if(resultbuf.numstrings > 0)
2638                                                 {
2639                                                         p = resultbuf.strings[0];
2640                                                         q = resultbuf.strings[resultbuf.numstrings - 1];
2641                                                         for(; *p && *p == *q; ++p, ++q);
2642                                                         matchchars = (unsigned int)(p - resultbuf.strings[0]);
2643                                                 }
2644                                                 if(dirbuf.numstrings > 0)
2645                                                 {
2646                                                         p = dirbuf.strings[0];
2647                                                         q = dirbuf.strings[dirbuf.numstrings - 1];
2648                                                         for(; *p && *p == *q; ++p, ++q);
2649                                                         matchchars = min(matchchars, (unsigned int)(p - dirbuf.strings[0]));
2650                                                 }
2651                                                 // now p points to the first non-equal character, or to the end
2652                                                 // of resultbuf.strings[0]. We want to append the characters
2653                                                 // from resultbuf.strings[0] to (not including) p as these are
2654                                                 // the unique prefix
2655                                                 strlcpy(t, (resultbuf.numstrings > 0 ? resultbuf : dirbuf).strings[0], min(matchchars + 1, sizeof(t)));
2656                                         }
2657
2658                                         // first move the cursor
2659                                         key_linepos += (int)strlen(t) - (int)strlen(s);
2660
2661                                         // and now do the actual work
2662                                         *s = 0;
2663                                         strlcat(key_line, t, MAX_INPUTLINE);
2664                                         strlcat(key_line, s2, MAX_INPUTLINE); //add back chars after cursor
2665
2666                                         // and fix the cursor
2667                                         if(key_linepos > (int) strlen(key_line))
2668                                                 key_linepos = (int) strlen(key_line);
2669                                 }
2670                                 stringlistfreecontents(&resultbuf);
2671                                 stringlistfreecontents(&dirbuf);
2672
2673                                 return; // bail out, when we complete for a command that wants a file name
2674                         }
2675                 }
2676         }
2677
2678         // Count number of possible matches and print them
2679         c = Cmd_CompleteCountPossible(s);
2680         if (c)
2681         {
2682                 Con_Printf("\n%i possible command%s\n", c, (c > 1) ? "s: " : ":");
2683                 Cmd_CompleteCommandPrint(s);
2684         }
2685         v = Cvar_CompleteCountPossible(s);
2686         if (v)
2687         {
2688                 Con_Printf("\n%i possible variable%s\n", v, (v > 1) ? "s: " : ":");
2689                 Cvar_CompleteCvarPrint(s);
2690         }
2691         a = Cmd_CompleteAliasCountPossible(s);
2692         if (a)
2693         {
2694                 Con_Printf("\n%i possible aliases%s\n", a, (a > 1) ? "s: " : ":");
2695                 Cmd_CompleteAliasPrint(s);
2696         }
2697         n = Nicks_CompleteCountPossible(key_line, key_linepos, s, true);
2698         if (n)
2699         {
2700                 Con_Printf("\n%i possible nick%s\n", n, (n > 1) ? "s: " : ":");
2701                 Cmd_CompleteNicksPrint(n);
2702         }
2703
2704         if (!(c + v + a + n))   // No possible matches
2705         {
2706                 if(s2[0])
2707                         strlcpy(&key_line[key_linepos], s2, sizeof(key_line) - key_linepos);
2708                 return;
2709         }
2710
2711         if (c)
2712                 cmd = *(list[0] = Cmd_CompleteBuildList(s));
2713         if (v)
2714                 cmd = *(list[1] = Cvar_CompleteBuildList(s));
2715         if (a)
2716                 cmd = *(list[2] = Cmd_CompleteAliasBuildList(s));
2717         if (n)
2718                 cmd = *(list[3] = Nicks_CompleteBuildList(n));
2719
2720         for (cmd_len = (int)strlen(s);;cmd_len++)
2721         {
2722                 const char **l;
2723                 for (i = 0; i < 3; i++)
2724                         if (list[i])
2725                                 for (l = list[i];*l;l++)
2726                                         if ((*l)[cmd_len] != cmd[cmd_len])
2727                                                 goto done;
2728                 // all possible matches share this character, so we continue...
2729                 if (!cmd[cmd_len])
2730                 {
2731                         // if all matches ended at the same position, stop
2732                         // (this means there is only one match)
2733                         break;
2734                 }
2735         }
2736 done:
2737
2738         // prevent a buffer overrun by limiting cmd_len according to remaining space
2739         cmd_len = min(cmd_len, (int)sizeof(key_line) - 1 - pos);
2740         if (cmd)
2741         {
2742                 key_linepos = pos;
2743                 memcpy(&key_line[key_linepos], cmd, cmd_len);
2744                 key_linepos += cmd_len;
2745                 // if there is only one match, add a space after it
2746                 if (c + v + a + n == 1 && key_linepos < (int)sizeof(key_line) - 1)
2747                 {
2748                         if(n)
2749                         { // was a nick, might have an offset, and needs colors ;) --blub
2750                                 key_linepos = pos - Nicks_offset[0];
2751                                 cmd_len = strlen(Nicks_list[0]);
2752                                 cmd_len = min(cmd_len, (int)sizeof(key_line) - 3 - pos);
2753
2754                                 memcpy(&key_line[key_linepos] , Nicks_list[0], cmd_len);
2755                                 key_linepos += cmd_len;
2756                                 if(key_linepos < (int)(sizeof(key_line)-4)) // space for ^, X and space and \0
2757                                         key_linepos = Nicks_AddLastColor(key_line, key_linepos);
2758                         }
2759                         key_line[key_linepos++] = ' ';
2760                 }
2761         }
2762
2763         // use strlcat to avoid a buffer overrun
2764         key_line[key_linepos] = 0;
2765         strlcat(key_line, s2, sizeof(key_line));
2766
2767         // free the command, cvar, and alias lists
2768         for (i = 0; i < 4; i++)
2769                 if (list[i])
2770                         Mem_Free((void *)list[i]);
2771 }
2772