1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "string.h"

     6

#include "strings.h"

     7

#include "table/sprites.h"

     8

#include "network.h"

     9

#include "date.h"

    10

    11

#include "fios.h"

    12

    13

#ifdef ENABLE_NETWORK

    14

    15

#include "table/strings.h"

    16

#include "functions.h"

    17

#include "network_data.h"

    18

#include "network_client.h"

    19

#include "network_gamelist.h"

    20

#include "window.h"

    21

#include "gui.h"

    22

#include "gfx.h"

    23

#include "command.h"

    24

#include "variables.h"

    25

#include "network_server.h"

    26

#include "network_udp.h"

    28

#include "string.h"

    29

    30

#define BGC 5

    31

#define BTC 15

    32

    33

typedef struct network_d {

    34

	PlayerID company;        // select company in network lobby

    35

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

    36

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

    37

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

    38

} network_d;

    39

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_d));

    40

    41

typedef struct network_ql_d {

    42

	network_d n;                 // see above; general stuff

    43

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

    44

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

    45

	list_d l;                    // accompanying list-administration

    46

} network_ql_d;

    47

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_ql_d));

    48

    49

typedef struct NetworkGameSorting {

    50

	bool order;    // Ascending / Descending

    51

	byte criteria; // Sorted by name/clients/connectivity

    52

} NetworkGameSorting;

    53

    54

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

    55

static NetworkGameSorting _ng_sorting;

    56

    57

static char _edit_str_buf[64];

    58

    59

static void ShowNetworkStartServerWindow(void);

    60

static void ShowNetworkLobbyWindow(NetworkGameList *ngl);

    62

    63

static const StringID _connection_types_dropdown[] = {

    64

	STR_NETWORK_LAN_INTERNET,

    65

	STR_NETWORK_INTERNET_ADVERTISE,

    66

	INVALID_STRING_ID

    67

};

    68

    69

static const StringID _lan_internet_types_dropdown[] = {

    70

	STR_NETWORK_LAN,

    71

	STR_NETWORK_INTERNET,

    72

	INVALID_STRING_ID

    73

};

    74

    75

static const StringID _players_dropdown[] = {

    76

	STR_NETWORK_0_PLAYERS,

    77

	STR_NETWORK_1_PLAYERS,

    78

	STR_NETWORK_2_PLAYERS,

    79

	STR_NETWORK_3_PLAYERS,

    80

	STR_NETWORK_4_PLAYERS,

    81

	STR_NETWORK_5_PLAYERS,

    82

	STR_NETWORK_6_PLAYERS,

    83

	STR_NETWORK_7_PLAYERS,

    84

	STR_NETWORK_8_PLAYERS,

    85

	STR_NETWORK_9_PLAYERS,

    86

	STR_NETWORK_10_PLAYERS,

    87

	INVALID_STRING_ID

    88

};

    89

    90

static const StringID _language_dropdown[] = {

    91

	STR_NETWORK_LANG_ANY,

    92

	STR_NETWORK_LANG_ENGLISH,

    93

	STR_NETWORK_LANG_GERMAN,

    94

	STR_NETWORK_LANG_FRENCH,

    95

	INVALID_STRING_ID

    96

};

    97

    98

enum {

    99

	NET_PRC__OFFSET_TOP_WIDGET          = 54,

   100

	NET_PRC__OFFSET_TOP_WIDGET_COMPANY  = 52,

   101

	NET_PRC__SIZE_OF_ROW                = 14,

   102

};

   103

   104

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

   105

void UpdateNetworkGameWindow(bool unselect)

   106

{

   107

	Window  *w = FindWindowById(WC_NETWORK_WINDOW, 0);

   108

   109

	if (w != NULL) {

   110

		if (unselect) WP(w, network_ql_d).n.server = NULL;

   111

		SendWindowMessage(WC_NETWORK_WINDOW, 0, true, 0, 0);

   112

	}

   113

}

   114

   115

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

   116

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

   117

   118

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

   119

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

   120

{

   121

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

   122

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

   123

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

   124

   125

	return (_internal_sort_order & 1) ? -r : r;

   126

}

   127

   128

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

   129

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

   130

 * higher maximum is preferred. */

   131

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

   132

{

   133

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

   134

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

   135

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

   136

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

   137

   138

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

   139

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

   140

   141

	return (_internal_sort_order & 1) ? -r : r;

   142

}

   143

   144

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

   145

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

   146

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

   147

{

   148

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

   149

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

   150

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

   151

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

   152

   153

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

   154

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

   155

   156

	return (_internal_sort_order & 1) ? -r : r;

   157

}

   158

   159

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

   160

 * an item has been added or deleted for example

   161

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

   162

static void BuildNetworkGameList(network_ql_d *nqld)

   163

{

   164

	NetworkGameList *ngl_temp;

   165

	uint n = 0;

   166

   167

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

   168

   169

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

   170

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

   171

	if (n == 0) return;

   172

   173

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

   174

	free(nqld->sort_list);

   175

	nqld->sort_list = malloc(n * sizeof(nqld->sort_list[0]));

   176

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

   177

	nqld->l.list_length = n;

   178

   179

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

   180

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

   181

	}

   182

   183

	/* Force resort */

   184

	nqld->l.flags &= ~VL_REBUILD;

   185

	nqld->l.flags |= VL_RESORT;

   186

}

   187

   188

static void SortNetworkGameList(network_ql_d *nqld)

   189

{

   190

	static NGameNameSortFunction * const ngame_sorter[] = {

   191

		&NGameNameSorter,

   192

		&NGameClientSorter,

   193

		&NGameAllowedSorter

   194

	};

   195

   196

	NetworkGameList *item;

   197

	uint i;

   198

   199

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

   200

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

   201

   202

	_internal_sort_order = nqld->l.flags & VL_DESC;

   203

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

   204

   205

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

   206

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

   207

	 * shuffling the ->next pointers */

   208

	_network_game_list = nqld->sort_list[0];

   209

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

   210

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

   211

		item = item->next;

   212

	}

   213

	item->next = NULL;

   214

   215

	nqld->l.flags &= ~VL_RESORT;

   216

}

   217

   218

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

   219

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

   220

{

   221

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

   222

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

   223

   224

	switch (e->event) {

   225

	case WE_CREATE: /* Focus input box */

   226

		nd->field = 3;

   227

		nd->server = NULL;

   228

   229

		WP(w, network_ql_d).sort_list = NULL;

   230

		ld->flags = VL_REBUILD | (_ng_sorting.order << (VL_DESC - 1));

   231

		ld->sort_type = _ng_sorting.criteria;

   232

		break;

   233

   234

	case WE_PAINT: {

   235

		const NetworkGameList *sel = nd->server;

   236

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

   237

   238

		if (ld->flags & VL_REBUILD) {

   239

			BuildNetworkGameList(&WP(w, network_ql_d));

   240

			SetVScrollCount(w, ld->list_length);

   241

		}

   242

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

   243

   244

		w->disabled_state = 0;

   245

   246

		if (sel == NULL) {

   247

			SETBIT(w->disabled_state, 16); SETBIT(w->disabled_state, 17);

   248

		} else if (!sel->online) {

   249

			SETBIT(w->disabled_state, 16); // Server offline, join button disabled

   250

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

   251

			SETBIT(w->disabled_state, 16); // Server full, join button disabled

   252

		} else if (!sel->info.compatible) {

   253

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

   254

			SETBIT(w->disabled_state, 16); // Revision mismatch, join button disabled

   255

		}

   256

   257

		SetDParam(0, 0x00);

   258

		SetDParam(7, _lan_internet_types_dropdown[_network_lan_internet]);

   259

		DrawWindowWidgets(w);

   260

   261

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

   262

   263

		DrawString(9, 23, STR_NETWORK_CONNECTION, 2);

   264

		DrawString(210, 23, STR_NETWORK_PLAYER_NAME, 2);

   265

   266

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

   267

		switch (ld->sort_type) {

   268

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

   269

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

   270

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

   271

		}

   272

   273

		{ // draw list of games

   274

			uint16 y = NET_PRC__OFFSET_TOP_WIDGET + 3;

   275

			int32 n = 0;

   276

			int32 pos = w->vscroll.pos;

   277

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

   278

			const NetworkGameList *cur_item = _network_game_list;

   279

   280

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

   281

				pos--;

   282

				cur_item = cur_item->next;

   283

			}

   284

   285

			while (cur_item != NULL) {

   286

				// show highlighted item with a different colour

   287

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

   288

   289

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

   290

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

   291

   292

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

   293

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

   294

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

   295

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

   296

				DrawStringCentered(210, y, STR_NETWORK_GENERAL_ONLINE, 2);

   297

   298

				// only draw icons if the server is online

   299

				if (cur_item->online) {

   300

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

   301

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

   302

   303

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

   304

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

   305

   306

					// draw flag according to server language

   307

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

   308

				}

   309

   310

				cur_item = cur_item->next;

   311

				y += NET_PRC__SIZE_OF_ROW;

   312

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

   313

			}

   314

		}

   315

   316

		/* Draw the right menu */

   317

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

   318

		if (sel == NULL) {

   319

			DrawStringMultiCenter(425, 58, STR_NETWORK_GAME_INFO, 0);

   320

		} else if (!sel->online) {

   321

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

   322

			DrawStringMultiCenter(425, 68, STR_ORANGE, 2); // game name

   323

   324

			DrawStringMultiCenter(425, 132, STR_NETWORK_SERVER_OFFLINE, 2); // server offline

   325

		} else { // show game info

   326

			uint16 y = 100;

   327

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

   328

   329

			DrawStringMultiCenter(425, 48, STR_NETWORK_GAME_INFO, 0);

   330

   331

   332

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

   333

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

   334

   335

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

   336

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

   337

   338

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

   339

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

   340

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

   341

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

   342

			DrawString(x, y, STR_NETWORK_CLIENTS, 2);

   343

			y += 10;

   344

   345

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

   346

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

   347

			y += 10;

   348

   349

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

   350

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

   351

			y += 10;

   352

   353

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

   354

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

   355

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

   356

			y += 10;

   357

   358

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

   359

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

   360

			y += 10;

   361

   362

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

   363

			SetDParam(1, sel->port);

   364

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

   365

			y += 10;

   366

   367

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

   368

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

   369

			y += 10;

   370

   371

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

   372

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

   373

			y += 10;

   374

   375

			y += 2;

   376

   377

			if (!sel->info.compatible) {

   378

					DrawStringMultiCenter(425, y, STR_NETWORK_VERSION_MISMATCH, 2); // server mismatch

   379

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

   380

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

   381

				DrawStringMultiCenter(425, y, STR_NETWORK_SERVER_FULL, 2); // server full

   382

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

   383

				DrawStringMultiCenter(425, y, STR_NETWORK_PASSWORD, 2); // password warning

   384

			}

   385

   386

			y += 10;

   387

		}

   388

	}	break;

   389

   390

	case WE_CLICK:

   391

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

   392

		switch (e->click.widget) {

   393

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

   394

			DeleteWindowById(WC_NETWORK_WINDOW, 0);

   395

			break;

   396

		case 4: case 5:

   397

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

   398

			break;

   399

		case 6: /* Sort by name */

   400

		case 7: /* Sort by connected clients */

   401

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

   402

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

   403

			ld->flags |= VL_RESORT;

   404

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

   405

   406

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

   407

			_ng_sorting.criteria = ld->sort_type;

   408

			SetWindowDirty(w);

   409

			break;

   410

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

   411

			NetworkGameList *cur_item;

   412

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

   413

   414

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

   415

			id_v += w->vscroll.pos;

   416

   417

			cur_item = _network_game_list;

   418

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

   419

   420

			nd->server = cur_item;

   421

			SetWindowDirty(w);

   422

		} break;

   423

		case 11: /* Find server automatically */

   424

			switch (_network_lan_internet) {

   425

				case 0: NetworkUDPSearchGame(); break;

   426

				case 1: NetworkUDPQueryMasterServer(); break;

   427

			}

   428

			break;

   429

		case 12: { // Add a server

   430

				ShowQueryString(

   431

				BindCString(_network_default_ip),

   432

				STR_NETWORK_ENTER_IP,

   433

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

   434

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

   435

				w->window_class,

   436

				w->window_number, CS_ALPHANUMERAL);

   437

		} break;

   438

		case 13: /* Start server */

   439

			ShowNetworkStartServerWindow();

   440

			break;

   441

		case 16: /* Join Game */

   442

			if (nd->server != NULL) {

   443

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

   444

				_network_last_port = nd->server->port;

   445

				ShowNetworkLobbyWindow(nd->server);

   446

			}

   447

			break;

   448

		case 17: // Refresh

   449

			if (nd->server != NULL)

   450

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

   451

			break;

   452

   453

	}	break;

   454

   455

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

   456

		switch (e->dropdown.button) {

   457

			case 5:

   458

				_network_lan_internet = e->dropdown.index;

   459

				break;

   460

		}

   461

   462

		SetWindowDirty(w);

   463

		break;

   464

   465

	case WE_MOUSELOOP:

   466

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

   467

		break;

   468

   469

	case WE_MESSAGE:

   470

		ld->flags |= VL_REBUILD;

   471

		SetWindowDirty(w);

   472

		break;

   473

   474

	case WE_KEYPRESS:

   475

		if (nd->field != 3) {

   476

			if (nd->server != NULL) {

   477

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

   478

					NetworkGameListRemoveItem(nd->server);

   479

					NetworkRebuildHostList();

   480

					nd->server = NULL;

   481

				}