1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "network.h"

     4

#include "saveload.h"

     5

     6

#include "hal.h" // for file list

     7

     8

#ifdef ENABLE_NETWORK

     9

    10

#include "table/strings.h"

    11

#include "network_data.h"

    12

#include "window.h"

    13

#include "gui.h"

    14

#include "gfx.h"

    15

#include "command.h"

    16

#include "functions.h"

    17

#include "variables.h"

    18

#include "network_server.h"

    19

#include "network_udp.h"

    20

    21

#define BGC 5

    22

#define BTC 15

    23

#define MAX_QUERYSTR_LEN 64

    24

static byte _edit_str_buf[MAX_QUERYSTR_LEN*2];

    25

static void ShowNetworkStartServerWindow(void);

    26

static void ShowNetworkLobbyWindow(void);

    27

    28

static byte _selected_field;

    29

    30

static const StringID _connection_types_dropdown[] = {

    31

	STR_NETWORK_LAN_INTERNET,

    32

	STR_NETWORK_INTERNET_ADVERTISE,

    33

	INVALID_STRING_ID

    34

};

    35

    36

static StringID _str_map_name, _str_game_name, _str_server_version, _str_server_address;

    37

    38

enum {

    39

	NET_PRC__OFFSET_TOP_WIDGET					= 74,

    40

	NET_PRC__OFFSET_TOP_WIDGET_COMPANY	= 42,

    41

	NET_PRC__SIZE_OF_ROW								= 14,

    42

	NET_PRC__SIZE_OF_ROW_COMPANY				= 12,

    43

};

    44

    45

static NetworkGameList *_selected_item = NULL;

    46

static int8 _selected_company_item = -1;

    47

    48

// Truncates a string to max_width (via GetStringWidth) and adds 3 dots

    49

//  at the end of the name.

    50

static void NetworkTruncateString(char *name, const int max_width)

    51

{

    52

	char temp[NETWORK_NAME_LENGTH];

    53

	char internal_name[NETWORK_NAME_LENGTH];

    54

    55

	ttd_strlcpy(internal_name, name, sizeof(internal_name));

    56

    57

	if (GetStringWidth(internal_name) > max_width) {

    58

		// Servername is too long, trunc it!

    59

		snprintf(temp, sizeof(temp), "%s...", internal_name);

    60

		// Continue to delete 1 char of the string till it is in range

    61

		while (GetStringWidth(temp) > max_width) {

    62

			internal_name[strlen(internal_name) - 1] = '\0';

    63

			snprintf(temp, sizeof(temp), "%s...", internal_name);

    64

		}

    65

		ttd_strlcpy(name, temp, sizeof(temp));

    66

	}

    67

}

    68

    69

extern const char _openttd_revision[];

    70

    71

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

    72

{

    73

	switch(e->event) {

    74

	case WE_PAINT: {

    75

		w->disabled_state = 0;

    76

    77

		if (_selected_item == NULL) {

    78

			SETBIT(w->disabled_state, 15); SETBIT(w->disabled_state, 16);

    79

		} else if (!_selected_item->online) {

    80

			SETBIT(w->disabled_state, 15); // Server offline, join button disabled

    81

		} else if (_selected_item->info.clients_on == _selected_item->info.clients_max) {

    82

			SETBIT(w->disabled_state, 15); // Server full, join button disabled

    83

    84

			// revisions don't match, check if server has no revision; then allow connection

    85

		} else if (strncmp(_selected_item->info.server_revision, _openttd_revision, NETWORK_REVISION_LENGTH - 1) != 0) {

    86

			if (strncmp(_selected_item->info.server_revision, NOREV_STRING, sizeof(_selected_item->info.server_revision)) != 0)

    87

				SETBIT(w->disabled_state, 15); // Revision mismatch, join button disabled

    88

		}

    89

    90

		SetDParam(0, 0x00);

    91

		DrawWindowWidgets(w);

    92

    93

		DrawEditBox(w, 3);

    94

    95

		DrawString(9, 23, STR_NETWORK_PLAYER_NAME, 2);

    96

    97

		DrawString(15, 63, STR_NETWORK_GAME_NAME, 2);

    98

		DrawString(135, 63, STR_NETWORK_CLIENTS_CAPTION, 2);

    99

   100

		{ // draw list of games

   101

			uint16 y = NET_PRC__OFFSET_TOP_WIDGET + 3;

   102

			int32 n = 0;

   103

			char servername[NETWORK_NAME_LENGTH];

   104

			const NetworkGameList *cur_item = _network_game_list;

   105

			while (cur_item != NULL) {

   106

				bool compatible = (strncmp(cur_item->info.server_revision, _openttd_revision, NETWORK_REVISION_LENGTH - 1) == 0);

   107

				if (strncmp(cur_item->info.server_revision, NOREV_STRING, sizeof(cur_item->info.server_revision)) == 0)

   108

					compatible = true;

   109

   110

				if (cur_item == _selected_item)

   111

					GfxFillRect(11, y - 2, 218, y + 9, 10); // show highlighted item with a different colour

   112

   113

				snprintf(servername, sizeof(servername), "%s", cur_item->info.server_name);

   114

				NetworkTruncateString(servername, 110);

   115

				DoDrawString(servername, 15, y, 16); // server name

   116

   117

				SetDParam(0, cur_item->info.clients_on);

   118

				SetDParam(1, cur_item->info.clients_max);

   119

				DrawString(135, y, STR_NETWORK_CLIENTS_ONLINE, 2);

   120

   121

				// only draw icons if the server is online

   122

				if (cur_item->online) {

   123

   124

					// draw a lock if the server is password protected.

   125

					if(cur_item->info.use_password)

   126

						DrawSprite(SPR_LOCK, 186, y-1);

   127

   128

					// draw red or green icon, depending on compatibility with server.

   129

					DrawSprite(SPR_BLOT | (compatible?0x30d8000:0x30b8000), 195, y);

   130

   131

					// draw flag according to server language

   132

					DrawSprite(SPR_FLAGS_BASE + cur_item->info.server_lang, 206, y);

   133

				}

   134

   135

				cur_item = cur_item->next;

   136

				y += NET_PRC__SIZE_OF_ROW;

   137

				if (++n == w->vscroll.cap) { break;} // max number of games in the window

   138

			}

   139

		}

   140

   141

		// right menu

   142

		GfxFillRect(252, 23, 468, 65, 157);

   143

		if (_selected_item == NULL) {

   144

			DrawStringMultiCenter(360, 40, STR_NETWORK_GAME_INFO, 0);

   145

		} else if (!_selected_item->online) {

   146

			SetDParam(0, _str_game_name);

   147

			DrawStringMultiCenter(360, 42, STR_ORANGE, 2); // game name

   148

   149

			DrawStringMultiCenter(360, 110, STR_NETWORK_SERVER_OFFLINE, 2); // server offline

   150

		} else { // show game info

   151

			uint16 y = 70;

   152

   153

			DrawStringMultiCenter(360, 30, STR_NETWORK_GAME_INFO, 0);

   154

   155

			SetDParam(0, _str_game_name);

   156

			DrawStringMultiCenter(360, 42, STR_ORANGE, 2); // game name

   157

   158

			SetDParam(0, _str_map_name);

   159

			DrawStringMultiCenter(360, 54, STR_02BD, 2); // map name

   160

   161

			SetDParam(0, _selected_item->info.clients_on);

   162

			SetDParam(1, _selected_item->info.clients_max);

   163

			DrawString(260, y, STR_NETWORK_CLIENTS, 2); // clients on the server / maximum slots

   164

			y+=10;

   165

   166

			SetDParam(0, STR_NETWORK_LANG_ANY+_selected_item->info.server_lang);

   167

			DrawString(260, y, STR_NETWORK_LANGUAGE, 2); // server language

   168

			y+=10;

   169

   170

			SetDParam(0, STR_TEMPERATE_LANDSCAPE+_selected_item->info.map_set);

   171

			DrawString(260, y, STR_NETWORK_TILESET, 2); // tileset

   172

			y+=10;

   173

   174

			SetDParam(0, _selected_item->info.map_width);

   175

			SetDParam(1, _selected_item->info.map_height);

   176

			DrawString(260, y, STR_NETWORK_MAP_SIZE, 2); // map size

   177

			y+=10;

   178

   179

			SetDParam(0, _str_server_version);

   180

			DrawString(260, y, STR_NETWORK_SERVER_VERSION, 2); // server version

   181

			y+=10;

   182

   183

			SetDParam(0, _str_server_address);

   184

			DrawString(260, y, STR_NETWORK_SERVER_ADDRESS, 2); // server address

   185

			y+=10;

   186

   187

			SetDParam(0, _selected_item->info.start_date);

   188

			DrawString(260, y, STR_NETWORK_START_DATE, 2); // start date

   189

			y+=10;

   190

   191

			SetDParam(0, _selected_item->info.game_date);

   192

			DrawString(260, y, STR_NETWORK_CURRENT_DATE, 2); // current date

   193

			y+=10;

   194

   195

			y+=2;

   196

   197

			if (strncmp(_selected_item->info.server_revision, _openttd_revision, NETWORK_REVISION_LENGTH - 1) != 0) {

   198

				if (strncmp(_selected_item->info.server_revision, NOREV_STRING, sizeof(_selected_item->info.server_revision)) != 0)

   199

					DrawStringMultiCenter(360, y, STR_NETWORK_VERSION_MISMATCH, 2); // server mismatch

   200

			} else if (_selected_item->info.clients_on == _selected_item->info.clients_max) {

   201

				// Show: server full, when clients_on == clients_max

   202

				DrawStringMultiCenter(360, y, STR_NETWORK_SERVER_FULL, 2); // server full

   203

			} else if (_selected_item->info.use_password)

   204

				DrawStringMultiCenter(360, y, STR_NETWORK_PASSWORD, 2); // password warning

   205

   206

			y+=10;

   207

		}

   208

	}	break;

   209

   210

	case WE_CLICK:

   211

		_selected_field = e->click.widget;

   212

		switch(e->click.widget) {

   213

		case 0: case 12: /* Close 'X' | Cancel button */

   214

			DeleteWindowById(WC_NETWORK_WINDOW, 0);

   215

			break;

   216

		case 8: { /* Matrix to show networkgames */

   217

			uint32 id_v = (e->click.pt.y - NET_PRC__OFFSET_TOP_WIDGET) / NET_PRC__SIZE_OF_ROW;

   218

   219

			if (id_v >= w->vscroll.cap) { return;} // click out of bounds

   220

			id_v += w->vscroll.pos;

   221

   222

			{

   223

				NetworkGameList *cur_item = _network_game_list;

   224

				for (; id_v > 0 && cur_item != NULL; id_v--)

   225

					cur_item = cur_item->next;

   226

   227

				if (cur_item == NULL) {

   228

					// click out of vehicle bounds

   229

					_selected_item = NULL;

   230

					SetWindowDirty(w);

   231

					return;

   232

				}

   233

				_selected_item = cur_item;

   234

   235

				DeleteName(_str_game_name);

   236

				DeleteName(_str_map_name);

   237

				DeleteName(_str_server_version);

   238

				DeleteName(_str_server_address);

   239

				if (_selected_item->info.server_name[0] != '\0')

   240

					_str_game_name = AllocateName((byte*) _selected_item->info.server_name, 0);

   241

				else

   242

					_str_game_name = STR_EMPTY;

   243

   244

				if (_selected_item->info.map_name[0] != '\0')

   245

					_str_map_name = AllocateName((byte*) _selected_item->info.map_name, 0);

   246

				else

   247

					_str_map_name = STR_EMPTY;

   248

   249

				if (_selected_item->info.server_revision[0] != '\0')

   250

					_str_server_version = AllocateName((byte*) _selected_item->info.server_revision, 0);

   251

				else

   252

					_str_server_version = STR_EMPTY;

   253

   254

				if (_selected_item->info.hostname[0] != '\0')

   255

					_str_server_address = AllocateName((byte*) _selected_item->info.hostname, 0);

   256

				else

   257

					_str_server_address = STR_EMPTY;

   258

			}

   259

			SetWindowDirty(w);

   260

		} break;

   261

		case 9: /* Find server automatically */

   262

			NetworkUDPSearchGame();

   263

			break;

   264

		case 10: { // Add a server

   265

				StringID str = AllocateName((byte*)_network_default_ip, 0);

   266

   267

				ShowQueryString(

   268

				str,

   269

				STR_NETWORK_ENTER_IP,

   270

				31 | 0x1000,  // maximum number of characters OR

   271

				250, // characters up to this width pixels, whichever is satisfied first

   272

				w->window_class,

   273

				w->window_number);

   274

				DeleteName(str);

   275

		} break;

   276

		case 11: /* Start server */

   277

			ShowNetworkStartServerWindow();

   278

			break;

   279

		case 15: /* Join Game */

   280

			if (_selected_item != NULL) {

   281

				memcpy(&_network_game_info, &_selected_item->info, sizeof(NetworkGameInfo));

   282

				snprintf(_network_last_host, sizeof(_network_last_host), "%s", inet_ntoa(*(struct in_addr *)&_selected_item->ip));

   283

				_network_last_port = _selected_item->port;

   284

				ShowNetworkLobbyWindow();

   285

			}

   286

			break;

   287

		case 16: // Refresh

   288

			if (_selected_item != NULL) {

   289

				NetworkQueryServer(_selected_item->info.hostname, _selected_item->port, true);

   290

			}

   291

			break;

   292

   293

	}	break;

   294

   295

	case WE_MOUSELOOP:

   296

		if (_selected_field == 3)

   297

			HandleEditBox(w, 3);

   298

   299

		break;

   300

   301

	case WE_KEYPRESS:

   302

		if (_selected_field != 3)

   303

			break;

   304

   305

		switch (HandleEditBoxKey(w, 3, e)) {

   306

		case 1:

   307

			HandleButtonClick(w, 8);

   308

			break;

   309

		}

   310

   311

		// The name is only allowed when it starts with a letter!

   312

		if (_edit_str_buf[0] != '\0' && _edit_str_buf[0] != ' ')

   313

			ttd_strlcpy(_network_player_name, _edit_str_buf, lengthof(_network_player_name));

   314

		else

   315

			ttd_strlcpy(_network_player_name, "Player", lengthof(_network_player_name));

   316

   317

		break;

   318

   319

	case WE_ON_EDIT_TEXT: {

   320

		NetworkAddServer(e->edittext.str);

   321

	} break;

   322

   323

	case WE_CREATE: {

   324

		_selected_item = NULL;

   325

	} break;

   326

	}

   327

}

   328

   329

static const Widget _network_game_window_widgets[] = {

   330

{   WWT_CLOSEBOX,   BGC,     0,    10,     0,    13, STR_00C5,										STR_018B_CLOSE_WINDOW},

   331

{    WWT_CAPTION,   BGC,    11,   479,     0,    13, STR_NETWORK_MULTIPLAYER,			STR_NULL},

   332

{     WWT_IMGBTN,   BGC,     0,   479,    14,   214, 0x0,													STR_NULL},

   333

   334

/* LEFT SIDE */

   335

{     WWT_IMGBTN,   BGC,    90,   230,    22,    33, 0x0,													STR_NETWORK_ENTER_NAME_TIP},

   336

   337

{  WWT_SCROLLBAR,   BGC,   220,   230,    62,   185, 0x0,													STR_0190_SCROLL_BAR_SCROLLS_LIST},

   338

   339

{     WWT_IMGBTN,   BTC,    10,   130,    62,    73, 0x0,													STR_NETWORK_GAME_NAME_TIP },

   340

{     WWT_IMGBTN,   BTC,   131,   180,    62,    73, 0x0,													STR_NETWORK_CLIENTS_CAPTION_TIP },

   341

{     WWT_IMGBTN,   BTC,   181,   219,    62,    73, 0x0,													STR_NETWORK_INFO_ICONS_TIP },

   342

   343

{     WWT_MATRIX,   BGC,    10,   219,    74,   185, 0x801,												STR_NETWORK_CLICK_GAME_TO_SELECT},

   344

   345

{ WWT_PUSHTXTBTN,   BTC,    10,   115,   195,   206, STR_NETWORK_FIND_SERVER,			STR_NETWORK_FIND_SERVER_TIP},

   346

{ WWT_PUSHTXTBTN,   BTC,   125,   230,   195,   206, STR_NETWORK_ADD_SERVER,			STR_NETWORK_ADD_SERVER_TIP},

   347

{ WWT_PUSHTXTBTN,   BTC,   250,   355,   195,   206, STR_NETWORK_START_SERVER,		STR_NETWORK_START_SERVER_TIP},

   348

{ WWT_PUSHTXTBTN,   BTC,   365,   470,   195,   206, STR_012E_CANCEL,							STR_NULL},

   349

   350

/* RIGHT SIDE */

   351

{     WWT_IMGBTN,   BGC,   250,   470,    22,   185, 0x0,					STR_NULL},

   352

{          WWT_6,   BGC,   251,   469,    23,   184, 0x0,					STR_NULL},

   353

   354

{ WWT_PUSHTXTBTN,   BTC,   260,   355,   164,   175, STR_NETWORK_JOIN_GAME,					STR_NULL},

   355

{ WWT_PUSHTXTBTN,   BTC,   365,   460,   164,   175, STR_NETWORK_REFRESH,					STR_NETWORK_REFRESH_TIP},

   356

   357

{   WIDGETS_END},

   358

};

   359

   360

static const WindowDesc _network_game_window_desc = {

   361

	WDP_CENTER, WDP_CENTER, 480, 215,

   362

	WC_NETWORK_WINDOW,0,

   363

	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_RESTORE_DPARAM,

   364

	_network_game_window_widgets,

   365

	NetworkGameWindowWndProc,

   366

};

   367

   368

static FiosItem *selected_map = NULL; // to highlight slected map

   369

   370

void ShowNetworkGameWindow()

   371

{

   372

	Window *w;

   373

	DeleteWindowById(WC_NETWORK_WINDOW, 0);

   374

   375

	w = AllocateWindowDesc(&_network_game_window_desc);

   376

	ttd_strlcpy(_edit_str_buf, _network_player_name, MAX_QUERYSTR_LEN);

   377

	w->vscroll.cap = 8;

   378

   379

	WP(w,querystr_d).caret = 1;

   380

	WP(w,querystr_d).maxlen = MAX_QUERYSTR_LEN;

   381

	WP(w,querystr_d).maxwidth = 120;

   382

	WP(w,querystr_d).buf = _edit_str_buf;

   383

}

   384

   385

// called when a new server is found on the network

   386

void UpdateNetworkGameWindow(bool unselect)

   387

{

   388

	Window *w;

   389

	w = FindWindowById(WC_NETWORK_WINDOW, 0);

   390

	if (w != NULL) {

   391

		if (unselect)

   392

			_selected_item = NULL;

   393

		w->vscroll.count = _network_game_count;

   394

		SetWindowDirty(w);

   395

	}

   396

}

   397

   398

static const StringID _players_dropdown[] = {

   399

	STR_NETWORK_2_CLIENTS,

   400

	STR_NETWORK_3_CLIENTS,

   401

	STR_NETWORK_4_CLIENTS,

   402

	STR_NETWORK_5_CLIENTS,

   403

	STR_NETWORK_6_CLIENTS,

   404

	STR_NETWORK_7_CLIENTS,

   405

	STR_NETWORK_8_CLIENTS,

   406

	STR_NETWORK_9_CLIENTS,

   407

	STR_NETWORK_10_CLIENTS,

   408

	INVALID_STRING_ID

   409

};

   410

   411

static const StringID _language_dropdown[] = {

   412

	STR_NETWORK_LANG_ANY,

   413

	STR_NETWORK_LANG_ENGLISH,

   414

	STR_NETWORK_LANG_GERMAN,

   415

	STR_NETWORK_LANG_FRENCH,

   416

	INVALID_STRING_ID

   417

};

   418

   419

enum {

   420

	NSSWND_START = 64,

   421

	NSSWND_ROWSIZE = 12

   422

};

   423

   424

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

   425

{

   426

	switch(e->event) {

   427

	case WE_PAINT: {

   428

		int y = NSSWND_START, pos;

   429

		const FiosItem *item;

   430

   431

		SetDParam(7, STR_NETWORK_LAN_INTERNET + _network_advertise);

   432

		SetDParam(9, STR_NETWORK_2_CLIENTS + _network_game_info.clients_max - 2);

   433

		SetDParam(11, STR_NETWORK_LANG_ANY + _network_game_info.server_lang);

   434

		DrawWindowWidgets(w);

   435

   436

		GfxFillRect(11, 63, 239, 165, 0xD7);

   437

   438

		DrawEditBox(w, 3);

   439

   440

		DrawString(10, 22, STR_NETWORK_NEW_GAME_NAME, 2);

   441

   442

		DrawString(10, 43, STR_NETWORK_SELECT_MAP, 2);

   443

		DrawString(260, 63, STR_NETWORK_CONNECTION, 2);

   444

		DrawString(260, 95, STR_NETWORK_NUMBER_OF_CLIENTS, 2);

   445

		DrawString(260, 127, STR_NETWORK_LANGUAGE_SPOKEN, 2);

   446

   447

		// draw list of maps

   448

		pos = w->vscroll.pos;

   449

		while (pos < _fios_num + 1) {

   450

			item = _fios_list + pos - 1;

   451

			if (item == selected_map || (pos == 0 && selected_map == NULL))

   452

				GfxFillRect(11, y - 1, 239, y + 10, 155); // show highlighted item with a different colour

   453

   454

			if (pos == 0) DrawString(14, y, STR_4010_GENERATE_RANDOM_NEW_GAME, 9);

   455

			else DoDrawString(item->title[0] ? item->title : item->name, 14, y, _fios_colors[item->type] );

   456

			pos++;

   457

			y += NSSWND_ROWSIZE;

   458

   459

			if (y >= w->vscroll.cap * NSSWND_ROWSIZE + NSSWND_START) break;

   460

		}

   461

	}	break;

   462

   463

	case WE_CLICK:

   464

		_selected_field = e->click.widget;

   465

		switch(e->click.widget) {

   466

		case 0: case 15: /* Close 'X' | Cancel button */

   467

			ShowNetworkGameWindow();

   468

			break;

   469

		case 4: { /* Set password button */

   470

			StringID str;

   471

			str = AllocateName(_network_game_info.server_password, 0);

   472

			ShowQueryString(str, STR_NETWORK_SET_PASSWORD, 20, 250, w->window_class, w->window_number);

   473

			DeleteName(str);

   474

			} break;

   475

		case 5: { /* Select map */

   476

			int y = (e->click.pt.y - NSSWND_START) / NSSWND_ROWSIZE;

   477

			if ((y += w->vscroll.pos) >= w->vscroll.count)

   478

				return;

   479

			if (y == 0) selected_map = NULL;

   480

			else selected_map = _fios_list + y-1;

   481

			SetWindowDirty(w);

   482

			} break;

   483

		case 7: case 8: /* Connection type */

   484

			ShowDropDownMenu(w, _connection_types_dropdown, _network_advertise, 8, 0); // do it for widget 8

   485

			break;

   486

		case 9: case 10: /* Number of Players */

   487

			ShowDropDownMenu(w, _players_dropdown, _network_game_info.clients_max - 2, 10, 0); // do it for widget 10

   488

			return;

   489

		case 11: case 12: /* Language */

   490

			ShowDropDownMenu(w, _language_dropdown, _network_game_info.server_lang, 12, 0); // do it for widget 12

   491

			return;

   492