1

/* $Id$ */

     2

     3

#ifdef ENABLE_NETWORK

     4

#include "../stdafx.h"

     5

#include "../openttd.h"

     6

#include "../string.h"

     7

#include "../strings.h"

     8

#include "../table/sprites.h"

     9

#include "network.h"

    10

#include "../date.h"

    11

    12

#include "../fios.h"

    13

#include "table/strings.h"

    14

#include "../functions.h"

    15

#include "network_data.h"

    16

#include "network_client.h"

    17

#include "network_gui.h"

    18

#include "network_gamelist.h"

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#include "../window.h"

    20

#include "../gui.h"

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#include "../gfx.h"

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#include "../command.h"

    23

#include "../variables.h"

    24

#include "network_server.h"

    25

#include "network_udp.h"

    26

#include "../settings.h"

    27

#include "../string.h"

    28

#include "../town.h"

    29

#include "../newgrf.h"

    30

#include "../helpers.hpp"

    31

    32

#define BGC 5

    33

#define BTC 15

    34

    35

typedef struct network_d {

    36

	PlayerID company;        // select company in network lobby

    37

	byte field;              // select text-field in start-server and game-listing

    38

	NetworkGameList *server; // selected server in lobby and game-listing

    39

	FiosItem *map;           // selected map in start-server

    40

} network_d;

    41

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_d));

    42

    43

typedef struct network_ql_d {

    44

	network_d n;                 // see above; general stuff

    45

	querystr_d q;                // text-input in start-server and game-listing

    46

	NetworkGameList **sort_list; // list of games (sorted)

    47

	list_d l;                    // accompanying list-administration

    48

} network_ql_d;

    49

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_ql_d));

    50

    51

/* Global to remember sorting after window has been closed */

    52

static Listing _ng_sorting;

    53

    54

static char _edit_str_buf[150];

    55

static bool _chat_tab_completion_active;

    56

    57

static void ShowNetworkStartServerWindow(void);

    58

static void ShowNetworkLobbyWindow(NetworkGameList *ngl);

    59

extern void SwitchMode(int new_mode);

    60

    61

static const StringID _connection_types_dropdown[] = {

    62

	STR_NETWORK_LAN_INTERNET,

    63

	STR_NETWORK_INTERNET_ADVERTISE,

    64

	INVALID_STRING_ID

    65

};

    66

    67

static const StringID _lan_internet_types_dropdown[] = {

    68

	STR_NETWORK_LAN,

    69

	STR_NETWORK_INTERNET,

    70

	INVALID_STRING_ID

    71

};

    72

    73

static const StringID _players_dropdown[] = {

    74

	STR_NETWORK_0_PLAYERS,

    75

	STR_NETWORK_1_PLAYERS,

    76

	STR_NETWORK_2_PLAYERS,

    77

	STR_NETWORK_3_PLAYERS,

    78

	STR_NETWORK_4_PLAYERS,

    79

	STR_NETWORK_5_PLAYERS,

    80

	STR_NETWORK_6_PLAYERS,

    81

	STR_NETWORK_7_PLAYERS,

    82

	STR_NETWORK_8_PLAYERS,

    83

	STR_NETWORK_9_PLAYERS,

    84

	STR_NETWORK_10_PLAYERS,

    85

	INVALID_STRING_ID

    86

};

    87

    88

static const StringID _language_dropdown[] = {

    89

	STR_NETWORK_LANG_ANY,

    90

	STR_NETWORK_LANG_ENGLISH,

    91

	STR_NETWORK_LANG_GERMAN,

    92

	STR_NETWORK_LANG_FRENCH,

    93

	INVALID_STRING_ID

    94

};

    95

    96

enum {

    97

	NET_PRC__OFFSET_TOP_WIDGET          = 54,

    98

	NET_PRC__OFFSET_TOP_WIDGET_COMPANY  = 52,

    99

	NET_PRC__SIZE_OF_ROW                = 14,

   100

};

   101

   102

/** Update the network new window because a new server is

   103

 * found on the network.

   104

 * @param unselect unselect the currently selected item */

   105

void UpdateNetworkGameWindow(bool unselect)

   106

{

   107

	SendWindowMessage(WC_NETWORK_WINDOW, 0, unselect, 0, 0);

   108

}

   109

   110

static bool _internal_sort_order; // Used for Qsort order-flipping

   111

typedef int CDECL NGameNameSortFunction(const void*, const void*);

   112

   113

/** Qsort function to sort by name. */

   114

static int CDECL NGameNameSorter(const void *a, const void *b)

   115

{

   116

	const NetworkGameList *cmp1 = *(const NetworkGameList**)a;

   117

	const NetworkGameList *cmp2 = *(const NetworkGameList**)b;

   118

	int r = strcasecmp(cmp1->info.server_name, cmp2->info.server_name);

   119

   120

	return _internal_sort_order ? -r : r;

   121

}

   122

   123

/** Qsort function to sort by the amount of clients online on a

   124

 * server. If the two servers have the same amount, the one with the

   125

 * higher maximum is preferred. */

   126

static int CDECL NGameClientSorter(const void *a, const void *b)

   127

{

   128

	const NetworkGameList *cmp1 = *(const NetworkGameList**)a;

   129

	const NetworkGameList *cmp2 = *(const NetworkGameList**)b;

   130

	/* Reverse as per default we are interested in most-clients first */

   131

	int r = cmp1->info.clients_on - cmp2->info.clients_on;

   132

   133

	if (r == 0) r = cmp1->info.clients_max - cmp2->info.clients_max;

   134

	if (r == 0) r = strcasecmp(cmp1->info.server_name, cmp2->info.server_name);

   135

   136

	return _internal_sort_order ? -r : r;

   137

}

   138

   139

/** Qsort function to sort by joinability. If both servers are the

   140

 * same, prefer the non-passworded server first. */

   141

static int CDECL NGameAllowedSorter(const void *a, const void *b)

   142

{

   143

	const NetworkGameList *cmp1 = *(const NetworkGameList**)a;

   144

	const NetworkGameList *cmp2 = *(const NetworkGameList**)b;

   145

	/* Reverse default as we are interested in compatible clients first */

   146

	int r = cmp2->info.compatible - cmp1->info.compatible;

   147

   148

	if (r == 0) r = cmp1->info.use_password - cmp2->info.use_password;

   149

	if (r == 0) r = strcasecmp(cmp1->info.server_name, cmp2->info.server_name);

   150

   151

	return _internal_sort_order ? -r : r;

   152

}

   153

   154

/** (Re)build the network game list as its amount has changed because

   155

 * an item has been added or deleted for example

   156

 * @param ngl list_d struct that contains all necessary information for sorting */

   157

static void BuildNetworkGameList(network_ql_d *nqld)

   158

{

   159

	NetworkGameList *ngl_temp;

   160

	uint n = 0;

   161

   162

	if (!(nqld->l.flags & VL_REBUILD)) return;

   163

   164

	/* Count the number of games in the list */

   165

	for (ngl_temp = _network_game_list; ngl_temp != NULL; ngl_temp = ngl_temp->next) n++;

   166

	if (n == 0) return;

   167

   168

	/* Create temporary array of games to use for listing */

   169

	free(nqld->sort_list);

   170

	nqld->sort_list = MallocT<NetworkGameList*>(n);

   171

	if (nqld->sort_list == NULL) error("Could not allocate memory for the network-game-sorting-list");

   172

	nqld->l.list_length = n;

   173

   174

	for (n = 0, ngl_temp = _network_game_list; ngl_temp != NULL; ngl_temp = ngl_temp->next) {

   175

		nqld->sort_list[n++] = ngl_temp;

   176

	}

   177

   178

	/* Force resort */

   179

	nqld->l.flags &= ~VL_REBUILD;

   180

	nqld->l.flags |= VL_RESORT;

   181

}

   182

   183

static void SortNetworkGameList(network_ql_d *nqld)

   184

{

   185

	static NGameNameSortFunction * const ngame_sorter[] = {

   186

		&NGameNameSorter,

   187

		&NGameClientSorter,

   188

		&NGameAllowedSorter

   189

	};

   190

   191

	NetworkGameList *item;

   192

	uint i;

   193

   194

	if (!(nqld->l.flags & VL_RESORT)) return;

   195

	if (nqld->l.list_length == 0) return;

   196

   197

	_internal_sort_order = !!(nqld->l.flags & VL_DESC);

   198

	qsort(nqld->sort_list, nqld->l.list_length, sizeof(nqld->sort_list[0]), ngame_sorter[nqld->l.sort_type]);

   199

   200

	/* After sorting ngl->sort_list contains the sorted items. Put these back

   201

	 * into the original list. Basically nothing has changed, we are only

   202

	 * shuffling the ->next pointers */

   203

	_network_game_list = nqld->sort_list[0];

   204

	for (item = _network_game_list, i = 1; i != nqld->l.list_length; i++) {

   205

		item->next = nqld->sort_list[i];

   206

		item = item->next;

   207

	}

   208

	item->next = NULL;

   209

   210

	nqld->l.flags &= ~VL_RESORT;

   211

}

   212

   213

/* Uses network_ql_d (network_d, querystr_d and list_d) WP macro */

   214

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

   215

{

   216

	network_d *nd = &WP(w, network_ql_d).n;

   217

	list_d *ld = &WP(w, network_ql_d).l;

   218

   219

	switch (e->event) {

   220

	case WE_CREATE: /* Focus input box */

   221

		nd->field = 3;

   222

		nd->server = NULL;

   223

   224

		WP(w, network_ql_d).sort_list = NULL;

   225

		ld->flags = VL_REBUILD | (_ng_sorting.order ? VL_DESC : VL_NONE);

   226

		ld->sort_type = _ng_sorting.criteria;

   227

		break;

   228

   229

	case WE_PAINT: {

   230

		const NetworkGameList *sel = nd->server;

   231

		const char *arrow = (ld->flags & VL_DESC) ? DOWNARROW : UPARROW;

   232

   233

		if (ld->flags & VL_REBUILD) {

   234

			BuildNetworkGameList(&WP(w, network_ql_d));

   235

			SetVScrollCount(w, ld->list_length);

   236

		}

   237

		if (ld->flags & VL_RESORT) SortNetworkGameList(&WP(w, network_ql_d));

   238

   239

		SetWindowWidgetDisabledState(w, 17, sel == NULL);

   240

		/* Join Button disabling conditions */

   241

		SetWindowWidgetDisabledState(w, 16, sel == NULL || // no Selected Server

   242

				!sel->online || // Server offline

   243

				sel->info.clients_on >= sel->info.clients_max || // Server full

   244

				!sel->info.compatible); // Revision mismatch

   245

   246

		SetWindowWidgetHiddenState(w, 18, sel == NULL ||

   247

				!sel->online ||

   248

				sel->info.grfconfig == NULL);

   249

   250

		SetDParam(0, 0x00);

   251

		SetDParam(7, _lan_internet_types_dropdown[_network_lan_internet]);

   252

		DrawWindowWidgets(w);

   253

   254

		DrawEditBox(w, &WP(w, network_ql_d).q, 3);

   255

   256

		DrawString(9, 23, STR_NETWORK_CONNECTION, 2);

   257

		DrawString(210, 23, STR_NETWORK_PLAYER_NAME, 2);

   258

   259

		/* Sort based on widgets: name, clients, compatibility */

   260

		switch (ld->sort_type) {

   261

			case 6 - 6: DoDrawString(arrow, w->widget[6].right - 10, 42, 0x10); break;

   262

			case 7 - 6: DoDrawString(arrow, w->widget[7].right - 10, 42, 0x10); break;

   263

			case 8 - 6: DoDrawString(arrow, w->widget[8].right - 10, 42, 0x10); break;

   264

		}

   265

   266

		{ // draw list of games

   267

			uint16 y = NET_PRC__OFFSET_TOP_WIDGET + 3;

   268

			int32 n = 0;

   269

			int32 pos = w->vscroll.pos;

   270

			uint max_name_width = w->widget[6].right - w->widget[6].left - 5;

   271

			const NetworkGameList *cur_item = _network_game_list;

   272

   273

			while (pos > 0 && cur_item != NULL) {

   274

				pos--;

   275

				cur_item = cur_item->next;

   276

			}

   277

   278

			while (cur_item != NULL) {

   279

				// show highlighted item with a different colour

   280

				if (cur_item == sel) GfxFillRect(w->widget[6].left + 1, y - 2, w->widget[8].right - 1, y + 9, 10);

   281

   282

				SetDParamStr(0, cur_item->info.server_name);

   283

				DrawStringTruncated(w->widget[6].left + 5, y, STR_02BD, 16, max_name_width);

   284

   285

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

   286

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

   287

				SetDParam(2, cur_item->info.companies_on);

   288

				SetDParam(3, cur_item->info.companies_max);

   289

				DrawStringCentered(210, y, STR_NETWORK_GENERAL_ONLINE, 2);

   290

   291

				// only draw icons if the server is online

   292

				if (cur_item->online) {

   293

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

   294

					if (cur_item->info.use_password) DrawSprite(SPR_LOCK, w->widget[8].left + 5, y - 1);

   295

   296

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

   297

					DrawSprite(SPR_BLOT | (cur_item->info.compatible ? PALETTE_TO_GREEN : (cur_item->info.version_compatible ? PALETTE_TO_YELLOW : PALETTE_TO_RED)), w->widget[8].left + 15, y);

   298

   299

					// draw flag according to server language

   300

					DrawSprite(SPR_FLAGS_BASE + cur_item->info.server_lang, w->widget[8].left + 25, y);

   301

				}

   302

   303

				cur_item = cur_item->next;

   304

				y += NET_PRC__SIZE_OF_ROW;

   305

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

   306

			}

   307

		}

   308

   309

		/* Draw the right menu */

   310

		GfxFillRect(311, 43, 539, 92, 157);

   311

		if (sel == NULL) {

   312

			DrawStringCentered(425, 58, STR_NETWORK_GAME_INFO, 0);

   313

		} else if (!sel->online) {

   314

			SetDParamStr(0, sel->info.server_name);

   315

			DrawStringCentered(425, 68, STR_ORANGE, 0); // game name

   316

   317

			DrawStringCentered(425, 132, STR_NETWORK_SERVER_OFFLINE, 0); // server offline

   318

		} else { // show game info

   319

			uint16 y = 100;

   320

			const uint16 x = w->widget[15].left + 5;

   321

   322

			DrawStringCentered(425, 48, STR_NETWORK_GAME_INFO, 0);

   323

   324

   325

			SetDParamStr(0, sel->info.server_name);

   326

			DrawStringCenteredTruncated(w->widget[15].left, w->widget[15].right, 62, STR_ORANGE, 16); // game name

   327

   328

			SetDParamStr(0, sel->info.map_name);

   329

			DrawStringCenteredTruncated(w->widget[15].left, w->widget[15].right, 74, STR_02BD, 16); // map name

   330

   331

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

   332

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

   333

			SetDParam(2, sel->info.companies_on);

   334

			SetDParam(3, sel->info.companies_max);

   335

			DrawString(x, y, STR_NETWORK_CLIENTS, 2);

   336

			y += 10;

   337

   338

			SetDParam(0, _language_dropdown[sel->info.server_lang]);

   339

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

   340

			y += 10;

   341

   342

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

   343

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

   344

			y += 10;

   345

   346

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

   347

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

   348

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

   349

			y += 10;

   350

   351

			SetDParamStr(0, sel->info.server_revision);

   352

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

   353

			y += 10;

   354

   355

			SetDParamStr(0, sel->info.hostname);

   356

			SetDParam(1, sel->port);

   357

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

   358

			y += 10;

   359

   360

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

   361

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

   362

			y += 10;

   363

   364

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

   365

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

   366

			y += 10;

   367

   368

			y += 2;

   369

   370

			if (!sel->info.compatible) {

   371

				DrawStringCentered(425, y, sel->info.version_compatible ? STR_NETWORK_GRF_MISMATCH : STR_NETWORK_VERSION_MISMATCH, 0); // server mismatch

   372

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

   373

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

   374

				DrawStringCentered(425, y, STR_NETWORK_SERVER_FULL, 0); // server full

   375

			} else if (sel->info.use_password) {

   376

				DrawStringCentered(425, y, STR_NETWORK_PASSWORD, 0); // password warning

   377

			}

   378

   379

			y += 10;

   380

		}

   381

	}	break;

   382

   383

	case WE_CLICK:

   384

		nd->field = e->we.click.widget;

   385

		switch (e->we.click.widget) {

   386

		case 0: case 14: /* Close 'X' | Cancel button */

   387

			DeleteWindowById(WC_NETWORK_WINDOW, 0);

   388

			break;

   389

		case 4: case 5:

   390

			ShowDropDownMenu(w, _lan_internet_types_dropdown, _network_lan_internet, 5, 0, 0); // do it for widget 5

   391

			break;

   392

		case 6: /* Sort by name */

   393

		case 7: /* Sort by connected clients */

   394

		case 8: /* Connectivity (green dot) */

   395

			if (ld->sort_type == e->we.click.widget - 6) ld->flags ^= VL_DESC;

   396

			ld->flags |= VL_RESORT;

   397

			ld->sort_type = e->we.click.widget - 6;

   398

   399

			_ng_sorting.order = !!(ld->flags & VL_DESC);

   400

			_ng_sorting.criteria = ld->sort_type;

   401

			SetWindowDirty(w);

   402

			break;

   403

		case 9: { /* Matrix to show networkgames */

   404

			NetworkGameList *cur_item;

   405

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

   406

   407

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

   408

			id_v += w->vscroll.pos;

   409

   410

			cur_item = _network_game_list;

   411

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

   412

   413

			nd->server = cur_item;

   414

			SetWindowDirty(w);

   415

		} break;

   416

		case 11: /* Find server automatically */

   417

			switch (_network_lan_internet) {

   418

				case 0: NetworkUDPSearchGame(); break;

   419

				case 1: NetworkUDPQueryMasterServer(); break;

   420

			}

   421

			break;

   422

		case 12: { // Add a server

   423

				ShowQueryString(

   424

				BindCString(_network_default_ip),

   425

				STR_NETWORK_ENTER_IP,

   426

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

   427

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

   428

				w, CS_ALPHANUMERAL);

   429

		} break;

   430

		case 13: /* Start server */

   431

			ShowNetworkStartServerWindow();

   432

			break;

   433

		case 16: /* Join Game */

   434

			if (nd->server != NULL) {

   435

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

   436

				_network_last_port = nd->server->port;

   437

				ShowNetworkLobbyWindow(nd->server);

   438

			}

   439

			break;

   440

		case 17: // Refresh

   441

			if (nd->server != NULL)

   442

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

   443

			break;

   444

		case 18: // NewGRF Settings

   445

			if (nd->server != NULL) ShowNewGRFSettings(false, false, false, &nd->server->info.grfconfig);

   446

			break;

   447

   448

	}	break;

   449

   450

	case WE_DROPDOWN_SELECT: /* we have selected a dropdown item in the list */

   451

		switch (e->we.dropdown.button) {

   452

			case 5:

   453

				_network_lan_internet = e->we.dropdown.index;

   454

				break;

   455

		}

   456

   457

		SetWindowDirty(w);

   458

		break;

   459

   460

	case WE_MOUSELOOP:

   461

		if (nd->field == 3) HandleEditBox(w, &WP(w, network_ql_d).q, 3);

   462

		break;

   463

   464

	case WE_MESSAGE:

   465

		if (e->we.message.msg != 0) nd->server = NULL;

   466

		ld->flags |= VL_REBUILD;

   467

		SetWindowDirty(w);

   468

		break;

   469

   470

	case WE_KEYPRESS:

   471

		if (nd->field != 3) {

   472

			if (nd->server != NULL) {

   473

				if (e->we.keypress.keycode == WKC_DELETE) { /* Press 'delete' to remove servers */

   474

					NetworkGameListRemoveItem(nd->server);

   475

					NetworkRebuildHostList();

   476

					nd->server = NULL;

   477

				}

   478

			}

   479

			break;

   480

		}

   481