1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "window.h"

     5

#include "gui.h"

     6

#include "gfx.h"

     7

#include "player.h"

     8

#include "variables.h"

     9

#include "string.h"

    10

#include "hal.h"

    11

#include <stdarg.h>

    12

#include <string.h>

    13

#include "console.h"

    14

#include "network.h"

    15

#include "network_data.h"

    16

#include "network_server.h"

    17

    18

#define ICON_BUFFER 79

    19

#define ICON_HISTORY_SIZE 20

    20

#define ICON_LINE_HEIGHT 12

    21

#define ICON_RIGHT_BORDERWIDTH 10

    22

#define ICON_BOTTOM_BORDERWIDTH 12

    23

#define ICON_MAX_ALIAS_LINES 40

    24

#define ICON_TOKEN_COUNT 20

    25

    26

// ** main console ** //

    27

static Window *_iconsole_win; // Pointer to console window

    28

static bool _iconsole_inited;

    29

static char *_iconsole_buffer[ICON_BUFFER + 1];

    30

static uint16 _iconsole_cbuffer[ICON_BUFFER + 1];

    31

static Textbuf _iconsole_cmdline;

    32

static byte _iconsole_scroll;

    33

    34

// ** stdlib ** //

    35

byte _stdlib_developer = 1;

    36

bool _stdlib_con_developer = false;

    37

FILE *_iconsole_output_file;

    38

    39

// ** main console cmd buffer

    40

static char *_iconsole_history[ICON_HISTORY_SIZE];

    41

static byte _iconsole_historypos;

    42

    43

/* *************** */

    44

/*  end of header  */

    45

/* *************** */

    46

    47

static void IConsoleClearCommand(void)

    48

{

    49

	memset(_iconsole_cmdline.buf, 0, ICON_CMDLN_SIZE);

    50

	_iconsole_cmdline.length = 0;

    51

	_iconsole_cmdline.width = 0;

    52

	_iconsole_cmdline.caretpos = 0;

    53

	_iconsole_cmdline.caretxoffs = 0;

    54

	SetWindowDirty(_iconsole_win);

    55

}

    56

    57

static inline void IConsoleResetHistoryPos(void) {_iconsole_historypos = ICON_HISTORY_SIZE - 1;}

    58

    59

// ** console window ** //

    60

static void IConsoleWndProc(Window* w, WindowEvent* e)

    61

{

    62

	switch (e->event) {

    63

		case WE_PAINT: {

    64

			int i = _iconsole_scroll;

    65

			int max = (w->height / ICON_LINE_HEIGHT) - 1;

    66

			int delta = 0;

    67

			GfxFillRect(w->left, w->top, w->width, w->height - 1, 0);

    68

			while ((i > 0) && (i > _iconsole_scroll - max) && (_iconsole_buffer[i] != NULL)) {

    69

				DoDrawString(_iconsole_buffer[i], 5,

    70

					w->height - (_iconsole_scroll + 2 - i) * ICON_LINE_HEIGHT, _iconsole_cbuffer[i]);

    71

				i--;

    72

			}

    73

			/* If the text is longer than the window, don't show the starting ']' */

    74

			delta = w->width - 10 - _iconsole_cmdline.width - ICON_RIGHT_BORDERWIDTH;

    75

			if (delta > 0) {

    76

				DoDrawString("]", 5, w->height - ICON_LINE_HEIGHT, _icolour_cmd);

    77

				delta = 0;

    78

			}

    79

    80

			DoDrawString(_iconsole_cmdline.buf, 10 + delta, w->height - ICON_LINE_HEIGHT, _icolour_cmd);

    81

    82

			if (_iconsole_cmdline.caret)

    83

				DoDrawString("_", 10 + delta + _iconsole_cmdline.caretxoffs, w->height - ICON_LINE_HEIGHT, 12);

    84

			break;

    85

		}

    86

		case WE_MOUSELOOP:

    87

			if (HandleCaret(&_iconsole_cmdline))

    88

				SetWindowDirty(w);

    89

			break;

    90

		case WE_DESTROY:

    91

			_iconsole_win = NULL;

    92

			_iconsole_mode = ICONSOLE_CLOSED;

    93

			break;

    94

		case WE_KEYPRESS:

    95

			e->keypress.cont = false;

    96

			switch (e->keypress.keycode) {

    97

				case WKC_UP:

    98

					IConsoleHistoryNavigate(+1);

    99

					SetWindowDirty(w);

   100

					break;

   101

				case WKC_DOWN:

   102

					IConsoleHistoryNavigate(-1);

   103

					SetWindowDirty(w);

   104

					break;

   105

				case WKC_SHIFT | WKC_PAGEUP:

   106

					if (_iconsole_scroll - (w->height / ICON_LINE_HEIGHT) - 1 < 0)

   107

						_iconsole_scroll = 0;

   108

					else

   109

						_iconsole_scroll -= (w->height / ICON_LINE_HEIGHT) - 1;

   110

					SetWindowDirty(w);

   111

					break;

   112

				case WKC_SHIFT | WKC_PAGEDOWN:

   113

					if (_iconsole_scroll + (w->height / ICON_LINE_HEIGHT) - 1 > ICON_BUFFER)

   114

						_iconsole_scroll = ICON_BUFFER;

   115

					else

   116

						_iconsole_scroll += (w->height / ICON_LINE_HEIGHT) - 1;

   117

					SetWindowDirty(w);

   118

					break;

   119

				case WKC_SHIFT | WKC_UP:

   120

					if (_iconsole_scroll <= 0)

   121

						_iconsole_scroll = 0;

   122

					else

   123

						--_iconsole_scroll;

   124

					SetWindowDirty(w);

   125

					break;

   126

				case WKC_SHIFT | WKC_DOWN:

   127

					if (_iconsole_scroll >= ICON_BUFFER)

   128

						_iconsole_scroll = ICON_BUFFER;

   129

					else

   130

						++_iconsole_scroll;

   131

					SetWindowDirty(w);

   132

					break;

   133

				case WKC_BACKQUOTE:

   134

					IConsoleSwitch();

   135

					break;

   136

				case WKC_RETURN: case WKC_NUM_ENTER:

   137

					IConsolePrintF(_icolour_cmd, "] %s", _iconsole_cmdline.buf);

   138

					IConsoleHistoryAdd(_iconsole_cmdline.buf);

   139

   140

					IConsoleCmdExec(_iconsole_cmdline.buf);

   141

					IConsoleClearCommand();

   142

					break;

   143

				case WKC_CTRL | WKC_RETURN:

   144

					_iconsole_mode = (_iconsole_mode == ICONSOLE_FULL) ? ICONSOLE_OPENED : ICONSOLE_FULL;

   145

					IConsoleResize();

   146

					MarkWholeScreenDirty();

   147

					break;

   148

				case (WKC_CTRL | 'V'):

   149

					if (InsertTextBufferClipboard(&_iconsole_cmdline)) {

   150

						IConsoleResetHistoryPos();

   151

						SetWindowDirty(w);

   152

					}

   153

					break;

   154

					case (WKC_CTRL | 'L'):

   155

					IConsoleCmdExec("clear");

   156

					break;

   157

				case WKC_BACKSPACE: case WKC_DELETE:

   158

					if (DeleteTextBufferChar(&_iconsole_cmdline, e->keypress.keycode)) {

   159

						IConsoleResetHistoryPos();

   160

						SetWindowDirty(w);

   161

					}

   162

					break;

   163

				case WKC_LEFT: case WKC_RIGHT: case WKC_END: case WKC_HOME:

   164

					if (MoveTextBufferPos(&_iconsole_cmdline, e->keypress.keycode)) {

   165

						IConsoleResetHistoryPos();

   166

						SetWindowDirty(w);

   167

					}

   168

					break;

   169

				default:

   170

					if (IsValidAsciiChar(e->keypress.ascii)) {

   171

						_iconsole_scroll = ICON_BUFFER;

   172

						InsertTextBufferChar(&_iconsole_cmdline, e->keypress.ascii);

   173

						IConsoleResetHistoryPos();

   174

						SetWindowDirty(w);

   175

					} else

   176

						e->keypress.cont = true;

   177

			break;

   178

		}

   179

	}

   180

}

   181

   182

static const Widget _iconsole_window_widgets[] = {

   183

	{WIDGETS_END}

   184

};

   185

   186

static const WindowDesc _iconsole_window_desc = {

   187

	0, 0, 2, 2,

   188

	WC_CONSOLE, 0,

   189

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS,

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	_iconsole_window_widgets,

   191

	IConsoleWndProc,

   192

};

   193

   194

void IConsoleInit(void)

   195

{

   196

	extern const char _openttd_revision[];

   197

	_iconsole_output_file = NULL;

   198

	_icolour_def  =  1;

   199

	_icolour_err  =  3;

   200

	_icolour_warn = 13;

   201

	_icolour_dbg  =  5;

   202

	_icolour_cmd  =  2;

   203

	_iconsole_scroll = ICON_BUFFER;

   204

	_iconsole_historypos = ICON_HISTORY_SIZE - 1;

   205

	_iconsole_inited = true;

   206

	_iconsole_mode = ICONSOLE_CLOSED;

   207

	_iconsole_win = NULL;

   208

   209

#ifdef ENABLE_NETWORK /* Initialize network only variables */

   210

	_redirect_console_to_client = 0;

   211

#endif

   212

   213

	memset(_iconsole_history, 0, sizeof(_iconsole_history));

   214

	memset(_iconsole_buffer, 0, sizeof(_iconsole_buffer));

   215

	memset(_iconsole_cbuffer, 0, sizeof(_iconsole_cbuffer));

   216

	_iconsole_cmdline.buf = calloc(ICON_CMDLN_SIZE, sizeof(*_iconsole_cmdline.buf)); // create buffer and zero it

   217

	_iconsole_cmdline.maxlength = ICON_CMDLN_SIZE - 1;

   218

   219

	IConsolePrintF(13, "OpenTTD Game Console Revision 7 - %s", _openttd_revision);

   220

	IConsolePrint(12,  "------------------------------------");

   221

	IConsolePrint(12,  "use \"help\" for more information");

   222

	IConsolePrint(12,  "");

   223

	IConsoleStdLibRegister();

   224

	IConsoleClearCommand();

   225

	IConsoleHistoryAdd("");

   226

}

   227

   228

void IConsoleClearBuffer(void)

   229

{

   230

	uint i;

   231

	for (i = 0; i <= ICON_BUFFER; i++) {

   232

		free(_iconsole_buffer[i]);

   233

		_iconsole_buffer[i] = NULL;

   234

	}

   235

}

   236

   237

static void IConsoleClear(void)

   238

{

   239

	free(_iconsole_cmdline.buf);

   240

	IConsoleClearBuffer();

   241

}

   242

   243

static void IConsoleWriteToLogFile(const char* string)

   244

{

   245

	if (_iconsole_output_file != NULL) {

   246

		// if there is an console output file ... also print it there

   247

		fwrite(string, strlen(string), 1, _iconsole_output_file);

   248

		fwrite("\n", 1, 1, _iconsole_output_file);

   249

	}

   250

}

   251

   252

bool CloseConsoleLogIfActive(void)

   253

{

   254

	if (_iconsole_output_file != NULL) {

   255

		IConsolePrintF(_icolour_def, "file output complete");

   256

		fclose(_iconsole_output_file);

   257

		_iconsole_output_file = NULL;

   258

		return true;

   259

	}

   260

   261

	return false;

   262

}

   263

   264

void IConsoleFree(void)

   265

{

   266

	_iconsole_inited = false;

   267

	IConsoleClear();

   268

	CloseConsoleLogIfActive();

   269

}

   270

   271

void IConsoleResize(void)

   272

{

   273

	_iconsole_win = FindWindowById(WC_CONSOLE, 0);

   274

   275

	switch (_iconsole_mode) {

   276

		case ICONSOLE_OPENED:

   277

			_iconsole_win->height = _screen.height / 3;

   278

			_iconsole_win->width = _screen.width;

   279

			break;

   280

		case ICONSOLE_FULL:

   281

			_iconsole_win->height = _screen.height - ICON_BOTTOM_BORDERWIDTH;

   282

			_iconsole_win->width = _screen.width;

   283

			break;

   284

		default: break;

   285

	}

   286

   287

	MarkWholeScreenDirty();

   288

}

   289

   290

void IConsoleSwitch(void)

   291

{

   292

	switch (_iconsole_mode) {

   293

		case ICONSOLE_CLOSED:

   294

			_iconsole_win = AllocateWindowDesc(&_iconsole_window_desc);

   295

			_iconsole_win->height = _screen.height / 3;

   296

			_iconsole_win->width = _screen.width;

   297

			_iconsole_mode = ICONSOLE_OPENED;

   298

			SETBIT(_no_scroll, SCROLL_CON); // override cursor arrows; the gamefield will not scroll

   299

			break;

   300

		case ICONSOLE_OPENED: case ICONSOLE_FULL:

   301

			DeleteWindowById(WC_CONSOLE, 0);

   302

			_iconsole_win = NULL;

   303

			_iconsole_mode = ICONSOLE_CLOSED;

   304

			CLRBIT(_no_scroll, SCROLL_CON);

   305

			break;

   306

	}

   307

   308

	MarkWholeScreenDirty();

   309

}

   310

   311

void IConsoleClose(void) {if (_iconsole_mode == ICONSOLE_OPENED) IConsoleSwitch();}

   312

void IConsoleOpen(void)  {if (_iconsole_mode == ICONSOLE_CLOSED) IConsoleSwitch();}

   313

   314

/**

   315

 * Add the entered line into the history so you can look it back

   316

 * scroll, etc. Put it to the beginning as it is the latest text

   317

 * @param cmd Text to be entered into the 'history'

   318

 */

   319

void IConsoleHistoryAdd(const char *cmd)

   320

{

   321

	free(_iconsole_history[ICON_HISTORY_SIZE - 1]);

   322

   323

	memmove(&_iconsole_history[1], &_iconsole_history[0], sizeof(_iconsole_history[0]) * (ICON_HISTORY_SIZE - 1));

   324

	_iconsole_history[0] = strdup(cmd);

   325

	IConsoleResetHistoryPos();

   326

}

   327

   328

/**

   329

 * Navigate Up/Down in the history of typed commands

   330

 * @param direction Go further back in history (+1), go to recently typed commands (-1)

   331

 */

   332

void IConsoleHistoryNavigate(signed char direction)

   333

{

   334

	int i = _iconsole_historypos + direction;

   335

   336

	// watch out for overflows, just wrap around

   337

	if (i < 0) i = ICON_HISTORY_SIZE - 1;

   338

	if (i >= ICON_HISTORY_SIZE) i = 0;

   339

   340

	if (direction > 0)

   341

		if (_iconsole_history[i] == NULL) i = 0;

   342

   343

	if (direction < 0) {

   344

		while (i > 0 && _iconsole_history[i] == NULL) i--;

   345

	}

   346

   347

	_iconsole_historypos = i;

   348

	IConsoleClearCommand();

   349

	// copy history to 'command prompt / bash'

   350

	assert(_iconsole_history[i] != NULL && IS_INT_INSIDE(i, 0, ICON_HISTORY_SIZE));

   351

	ttd_strlcpy(_iconsole_cmdline.buf, _iconsole_history[i], _iconsole_cmdline.maxlength);

   352

	UpdateTextBufferSize(&_iconsole_cmdline);

   353

}

   354

   355

/**

   356

 * Handle the printing of text entered into the console or redirected there

   357

 * by any other means. Text can be redirected to other players in a network game

   358

 * as well as to a logfile. If the network server is a dedicated server, all activities

   359

 * are also logged. All lines to print are added to a temporary buffer which can be

   360

 * used as a history to print them onscreen

   361

 * @param color_code the colour of the command. Red in case of errors, etc.

   362

 * @param string the message entered or output on the console (notice, error, etc.)

   363

 */

   364

void IConsolePrint(uint16 color_code, const char* string)

   365

{

   366

#ifdef ENABLE_NETWORK

   367

	if (_redirect_console_to_client != 0) {

   368

		/* Redirect the string to the client */

   369

		SEND_COMMAND(PACKET_SERVER_RCON)(NetworkFindClientStateFromIndex(_redirect_console_to_client), color_code, string);

   370

		return;

   371

	}

   372

#endif

   373

   374

	if (_network_dedicated) {

   375

		printf("%s\n", string);

   376

		IConsoleWriteToLogFile(string);

   377

		return;

   378

	}

   379

   380

	if (!_iconsole_inited) return;

   381

   382

	/* move up all the strings in the buffer one place and do the same for colour

   383

	 * to accomodate for the new command/message */

   384

	free(_iconsole_buffer[0]);

   385

	memmove(&_iconsole_buffer[0], &_iconsole_buffer[1], sizeof(_iconsole_buffer[0]) * ICON_BUFFER);

   386

	_iconsole_buffer[ICON_BUFFER] = strdup(string);

   387

   388

	{ // filter out unprintable characters

   389

		char *i;

   390

		for (i = _iconsole_buffer[ICON_BUFFER]; *i != '\0'; i++)

   391

			if (!IsValidAsciiChar((byte)*i)) *i = ' ';

   392

	}

   393

   394

	memmove(&_iconsole_cbuffer[0], &_iconsole_cbuffer[1], sizeof(_iconsole_cbuffer[0]) * ICON_BUFFER);

   395

	_iconsole_cbuffer[ICON_BUFFER] = color_code;

   396

   397

	IConsoleWriteToLogFile(string);

   398

   399

	if (_iconsole_win != NULL) SetWindowDirty(_iconsole_win);

   400

}

   401

   402

/**

   403

 * Handle the printing of text entered into the console or redirected there

   404

 * by any other means. Uses printf() style format, for more information look

   405

 * at @IConsolePrint()

   406

 */

   407

void CDECL IConsolePrintF(uint16 color_code, const char *s, ...)

   408

{

   409

	va_list va;

   410

	char buf[ICON_MAX_STREAMSIZE];

   411

   412

	va_start(va, s);

   413

	vsnprintf(buf, sizeof(buf), s, va);

   414

	va_end(va);

   415

   416

	IConsolePrint(color_code, buf);

   417

}

   418

   419

/**

   420

 * It is possible to print debugging information to the console,

   421

 * which is achieved by using this function. Can only be used by

   422

 * @debug() in debug.c. You need at least a level 2 (developer) for debugging

   423

 * messages to show up

   424

 */

   425

void IConsoleDebug(const char* string)

   426

{

   427

	if (_stdlib_developer > 1)

   428

		IConsolePrintF(_icolour_dbg, "dbg: %s", string);

   429

}

   430

   431

/**

   432

 * It is possible to print warnings to the console. These are mostly

   433

 * errors or mishaps, but non-fatal. You need at least a level 1 (developer) for

   434

 * debugging messages to show up

   435

 */

   436

void IConsoleWarning(const char* string)

   437

{

   438

	if (_stdlib_developer > 0)

   439

		IConsolePrintF(_icolour_warn, "WARNING: %s", string);

   440

}

   441

   442

/**

   443

 * It is possible to print error information to the console. This can include

   444

 * game errors, or errors in general you would want the user to notice

   445

 */

   446

void IConsoleError(const char* string)

   447

{

   448

	IConsolePrintF(_icolour_err, "ERROR: %s", string);

   449

}

   450

   451

/**

   452

 * Change a string into its number representation. Supports

   453

 * decimal and hexadecimal numbers as well as 'on'/'off' 'true'/'false'

   454

 * @param *value the variable a successfull conversion will be put in

   455

 * @param *arg the string to be converted

   456

 * @return Return true on success or false on failure

   457

 */

   458

bool GetArgumentInteger(uint32 *value, const char *arg)

   459

{

   460

	char *endptr;

   461

   462

	if (strcmp(arg, "on") == 0 || strcmp(arg, "true") == 0) {

   463

		*value = 1;

   464

		return true;

   465

	}

   466

	if (strcmp(arg, "off") == 0 || strcmp(arg, "false") == 0) {

   467

		*value = 0;

   468

		return true;

   469

	}

   470

   471

	*value = strtoul(arg, &endptr, 0);

   472

	return (arg == endptr) ? false : true;

   473

}

   474

   475

// * ************************* * //

   476

// * hooking code              * //

   477

// * ************************* * //

   478

/**

   479

 * General internal hooking code that is the same for both commands and variables

   480

 * @param hooks @IConsoleHooks structure that will be set according to

   481

 * @param type type access trigger