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"

    27

#include "settings.h"

    28

#include "string.h"

    30

    31

#define BGC 5

    32

#define BTC 15

    33

    34

typedef struct network_d {

    35

	PlayerID company;        // select company in network lobby

    36

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

    37

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

    38

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

    39

} network_d;

    40

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_d));

    41

    42

typedef struct network_ql_d {

    43

	network_d n;                 // see above; general stuff

    44

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

    45

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

    46

	list_d l;                    // accompanying list-administration

    47

} network_ql_d;

    48

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_ql_d));

    49

    50

typedef struct NetworkGameSorting {

    51

	bool order;    // Ascending / Descending

    52

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

    53

} NetworkGameSorting;

    54

    55

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

    56

static NetworkGameSorting _ng_sorting;

    57

    58

static char _edit_str_buf[64];

    60

    61

static void ShowNetworkStartServerWindow(void);

    62

static void ShowNetworkLobbyWindow(NetworkGameList *ngl);

    63

extern void SwitchMode(int new_mode);

    64

    65

static const StringID _connection_types_dropdown[] = {

    66

	STR_NETWORK_LAN_INTERNET,

    67

	STR_NETWORK_INTERNET_ADVERTISE,

    68

	INVALID_STRING_ID

    69

};

    70

    71

static const StringID _lan_internet_types_dropdown[] = {

    72

	STR_NETWORK_LAN,

    73

	STR_NETWORK_INTERNET,

    74

	INVALID_STRING_ID

    75

};

    76

    77

static const StringID _players_dropdown[] = {

    78

	STR_NETWORK_0_PLAYERS,

    79

	STR_NETWORK_1_PLAYERS,

    80

	STR_NETWORK_2_PLAYERS,

    81

	STR_NETWORK_3_PLAYERS,

    82

	STR_NETWORK_4_PLAYERS,

    83

	STR_NETWORK_5_PLAYERS,

    84

	STR_NETWORK_6_PLAYERS,

    85

	STR_NETWORK_7_PLAYERS,

    86

	STR_NETWORK_8_PLAYERS,

    87

	STR_NETWORK_9_PLAYERS,

    88

	STR_NETWORK_10_PLAYERS,

    89

	INVALID_STRING_ID

    90

};

    91

    92

static const StringID _language_dropdown[] = {

    93

	STR_NETWORK_LANG_ANY,

    94

	STR_NETWORK_LANG_ENGLISH,

    95

	STR_NETWORK_LANG_GERMAN,

    96

	STR_NETWORK_LANG_FRENCH,

    97

	INVALID_STRING_ID

    98

};

    99

   100

enum {

   101

	NET_PRC__OFFSET_TOP_WIDGET          = 54,

   102

	NET_PRC__OFFSET_TOP_WIDGET_COMPANY  = 52,

   103

	NET_PRC__SIZE_OF_ROW                = 14,

   104

};

   105

   106

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

   107

void UpdateNetworkGameWindow(bool unselect)

   108

{

   109

	Window  *w = FindWindowById(WC_NETWORK_WINDOW, 0);

   110

   111

	if (w != NULL) {

   112

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

   113

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

   114

	}

   115

}

   116

   117

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

   118

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

   119

   120

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

   121

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

   122

{

   123

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

   124

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

   125

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

   126

   127

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

   128

}

   129

   130

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

   131

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

   132

 * higher maximum is preferred. */

   133

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

   134

{

   135

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

   136

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

   137

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

   138

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

   139

   140

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

   141

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

   142

   143

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

   144

}

   145

   146

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

   147

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

   148

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

   149

{

   150

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

   151

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

   152

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

   153

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

   154

   155

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

   156

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

   157

   158

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

   159

}

   160

   161

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

   162

 * an item has been added or deleted for example

   163

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

   164

static void BuildNetworkGameList(network_ql_d *nqld)

   165

{

   166

	NetworkGameList *ngl_temp;

   167

	uint n = 0;

   168

   169

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

   170

   171

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

   172

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

   173

	if (n == 0) return;

   174

   175

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

   176

	free(nqld->sort_list);

   177

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

   178

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

   179

	nqld->l.list_length = n;

   180

   181

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

   182

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

   183

	}

   184

   185

	/* Force resort */

   186

	nqld->l.flags &= ~VL_REBUILD;

   187

	nqld->l.flags |= VL_RESORT;

   188

}

   189

   190

static void SortNetworkGameList(network_ql_d *nqld)

   191

{

   192

	static NGameNameSortFunction * const ngame_sorter[] = {

   193

		&NGameNameSorter,

   194

		&NGameClientSorter,

   195

		&NGameAllowedSorter

   196

	};

   197

   198

	NetworkGameList *item;

   199

	uint i;

   200

   201

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

   202

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

   203

   204

	_internal_sort_order = nqld->l.flags & VL_DESC;

   205

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

   206

   207

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

   208

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

   209

	 * shuffling the ->next pointers */

   210

	_network_game_list = nqld->sort_list[0];

   211

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

   212

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

   213

		item = item->next;

   214

	}

   215

	item->next = NULL;

   216

   217

	nqld->l.flags &= ~VL_RESORT;

   218

}

   219

   220

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

   221

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

   222

{

   223

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

   224

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

   225

   226

	switch (e->event) {

   227

	case WE_CREATE: /* Focus input box */

   228

		nd->field = 3;

   229

		nd->server = NULL;

   230

   231

		WP(w, network_ql_d).sort_list = NULL;

   232

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

   233

		ld->sort_type = _ng_sorting.criteria;

   234

		break;

   235

   236

	case WE_PAINT: {

   237

		const NetworkGameList *sel = nd->server;

   238

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

   239

   240

		if (ld->flags & VL_REBUILD) {

   241

			BuildNetworkGameList(&WP(w, network_ql_d));

   242

			SetVScrollCount(w, ld->list_length);

   243

		}

   244

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

   245

   246

		w->disabled_state = 0;

   247

   248

		if (sel == NULL) {

   249

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

   250

		} else if (!sel->online) {

   251

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

   252

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

   253

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

   254

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

   255

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

   256

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

   257

		}

   258

   259

		SetDParam(0, 0x00);

   260

		SetDParam(7, _lan_internet_types_dropdown[_network_lan_internet]);

   261

		DrawWindowWidgets(w);

   262

   263

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

   264

   265

		DrawString(9, 23, STR_NETWORK_CONNECTION, 2);

   266

		DrawString(210, 23, STR_NETWORK_PLAYER_NAME, 2);

   267

   268

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

   269

		switch (ld->sort_type) {

   270

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

   271

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

   272

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

   273

		}

   274

   275

		{ // draw list of games

   276

			uint16 y = NET_PRC__OFFSET_TOP_WIDGET + 3;

   277

			int32 n = 0;

   278

			int32 pos = w->vscroll.pos;

   279

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

   280

			const NetworkGameList *cur_item = _network_game_list;

   281

   282

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

   283

				pos--;

   284

				cur_item = cur_item->next;

   285

			}

   286

   287

			while (cur_item != NULL) {

   288

				// show highlighted item with a different colour

   289

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

   290

   291

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

   292

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

   293

   294

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

   295

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

   296

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

   297

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

   298

				DrawStringCentered(210, y, STR_NETWORK_GENERAL_ONLINE, 2);

   299

   300

				// only draw icons if the server is online

   301

				if (cur_item->online) {

   302

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

   303

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

   304

   305

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

   306

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

   307

   308

					// draw flag according to server language

   309

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

   310

				}

   311

   312

				cur_item = cur_item->next;

   313

				y += NET_PRC__SIZE_OF_ROW;

   314

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

   315

			}

   316

		}

   317

   318

		/* Draw the right menu */

   319

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

   320

		if (sel == NULL) {

   321

			DrawStringMultiCenter(425, 58, STR_NETWORK_GAME_INFO, 0);

   322

		} else if (!sel->online) {

   323

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

   324

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

   325

   326

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

   327

		} else { // show game info

   328

			uint16 y = 100;

   329

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

   330

   331

			DrawStringMultiCenter(425, 48, STR_NETWORK_GAME_INFO, 0);

   332

   333

   334

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

   335

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

   336

   337

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

   338

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

   339

   340

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

   341

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

   342

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

   343

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

   344

			DrawString(x, y, STR_NETWORK_CLIENTS, 2);

   345

			y += 10;

   346

   347

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

   348

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

   349

			y += 10;

   350

   351

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

   352

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

   353

			y += 10;

   354

   355

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

   356

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

   357

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

   358

			y += 10;

   359

   360

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

   361

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

   362

			y += 10;

   363

   364

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

   365

			SetDParam(1, sel->port);

   366

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

   367

			y += 10;

   368

   369

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

   370

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

   371

			y += 10;

   372

   373

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

   374

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

   375

			y += 10;

   376

   377

			y += 2;

   378

   379

			if (!sel->info.compatible) {

   380

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

   381

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

   382

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

   383

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

   384

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

   385

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

   386

			}

   387

   388

			y += 10;

   389

		}

   390

	}	break;

   391

   392

	case WE_CLICK:

   393

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

   394

		switch (e->click.widget) {

   395

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

   396

			DeleteWindowById(WC_NETWORK_WINDOW, 0);

   397

			break;

   398

		case 4: case 5:

   399

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

   400

			break;

   401

		case 6: /* Sort by name */

   402

		case 7: /* Sort by connected clients */

   403

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

   404

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

   405

			ld->flags |= VL_RESORT;

   406

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

   407

   408

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

   409

			_ng_sorting.criteria = ld->sort_type;

   410

			SetWindowDirty(w);

   411

			break;

   412

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

   413

			NetworkGameList *cur_item;

   414

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

   415

   416

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

   417

			id_v += w->vscroll.pos;

   418

   419

			cur_item = _network_game_list;

   420

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

   421

   422

			nd->server = cur_item;

   423

			SetWindowDirty(w);

   424

		} break;

   425

		case 11: /* Find server automatically */

   426

			switch (_network_lan_internet) {

   427

				case 0: NetworkUDPSearchGame(); break;

   428

				case 1: NetworkUDPQueryMasterServer(); break;

   429

			}

   430

			break;

   431

		case 12: { // Add a server

   432

				ShowQueryString(

   433

				BindCString(_network_default_ip),

   434

				STR_NETWORK_ENTER_IP,

   435

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

   436

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

   437

				w->window_class,

   438

				w->window_number, CS_ALPHANUMERAL);

   439

		} break;

   440

		case 13: /* Start server */

   441

			ShowNetworkStartServerWindow();

   442

			break;

   443

		case 16: /* Join Game */

   444

			if (nd->server != NULL) {

   445

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

   446

				_network_last_port = nd->server->port;

   447

				ShowNetworkLobbyWindow(nd->server);

   448

			}

   449

			break;

   450

		case 17: // Refresh

   451

			if (nd->server != NULL)

   452

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

   453

			break;

   454

   455

	}	break;

   456

   457

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

   458

		switch (e->dropdown.button) {

   459

			case 5:

   460

				_network_lan_internet = e->dropdown.index;

   461

				break;

   462

		}

   463

   464

		SetWindowDirty(w);

   465

		break;

   466

   467

	case WE_MOUSELOOP:

   468

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

   469

		break;

   470

   471

	case WE_MESSAGE:

   472

		ld->flags |= VL_REBUILD;

   473

		SetWindowDirty(w);

   474

		break;

   475

   476

	case WE_KEYPRESS:

   477

		if (nd->field != 3) {

   478

			if (nd->server != NULL) {

   479

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

   480

					NetworkGameListRemoveItem(nd->server);

   481

					NetworkRebuildHostList();

   482

					nd->server = NULL;