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

    29

#define BGC 5

    30

#define BTC 15

    31

    32

typedef struct network_d {

    33

	PlayerID company;        // select company in network lobby

    34

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

    35

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

    36

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

    37

} network_d;

    38

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_d));

    39

    40

typedef struct network_ql_d {

    41

	network_d n;                 // see above; general stuff

    42

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

    43

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

    44

	list_d l;                    // accompanying list-administration

    45

} network_ql_d;

    46

assert_compile(WINDOW_CUSTOM_SIZE >= sizeof(network_ql_d));

    47

    48

typedef struct NetworkGameSorting {

    49

	bool order;    // Ascending / Descending

    50

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

    51

} NetworkGameSorting;

    52

    53

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

    54

static NetworkGameSorting _ng_sorting;

    55

    56

static char _edit_str_buf[64];

    57

    58

static void ShowNetworkStartServerWindow(void);

    59

static void ShowNetworkLobbyWindow(NetworkGameList *ngl);

    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

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

   103

void UpdateNetworkGameWindow(bool unselect)

   104

{

   105

	Window  *w = FindWindowById(WC_NETWORK_WINDOW, 0);

   106

   107

	if (w != NULL) {

   108

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

   109

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

   110

	}

   111

}

   112

   113

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

   114

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

   115

   116

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

   117

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

   118

{

   119

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

   120

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

   121

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

   122

   123

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

   124

}

   125

   126

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

   127

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

   128

 * higher maximum is preferred. */

   129

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

   130

{

   131

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

   132

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

   133

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

   134

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

   135

   136

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

   137

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

   138

   139

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

   140

}

   141

   142

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

   143

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

   144

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

   145

{

   146

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

   147

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

   148

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

   149

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

   150

   151

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

   152

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

   153

   154

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

   155

}

   156

   157

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

   158

 * an item has been added or deleted for example

   159

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

   160

static void BuildNetworkGameList(network_ql_d *nqld)

   161

{

   162

	NetworkGameList *ngl_temp;

   163

	uint n = 0;

   164

   165

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

   166

   167

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

   168

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

   169

	if (n == 0) return;

   170

   171

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

   172

	free(nqld->sort_list);

   173

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

   174

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

   175

	nqld->l.list_length = n;

   176

   177

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

   178

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

   179

	}

   180

   181

	/* Force resort */

   182

	nqld->l.flags &= ~VL_REBUILD;

   183

	nqld->l.flags |= VL_RESORT;

   184

}

   185

   186

static void SortNetworkGameList(network_ql_d *nqld)

   187

{

   188

	static NGameNameSortFunction * const ngame_sorter[] = {

   189

		&NGameNameSorter,

   190

		&NGameClientSorter,

   191

		&NGameAllowedSorter

   192

	};

   193

   194

	NetworkGameList *item;

   195

	uint i;

   196

   197

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

   198

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

   199

   200

	_internal_sort_order = nqld->l.flags & VL_DESC;

   201

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

   202

   203

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

   204

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

   205

	 * shuffling the ->next pointers */

   206

	_network_game_list = nqld->sort_list[0];

   207

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

   208

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

   209

		item = item->next;

   210

	}

   211

	item->next = NULL;

   212

   213

	nqld->l.flags &= ~VL_RESORT;

   214

}

   215

   216

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

   217

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

   218

{

   219

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

   220

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

   221

   222

	switch (e->event) {

   223

	case WE_CREATE: /* Focus input box */

   224

		nd->field = 3;

   225

		nd->server = NULL;

   226

   227

		WP(w, network_ql_d).sort_list = NULL;

   228

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

   229

		ld->sort_type = _ng_sorting.criteria;

   230

		break;

   231

   232

	case WE_PAINT: {

   233

		const NetworkGameList *sel = nd->server;

   234

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

   235

   236

		if (ld->flags & VL_REBUILD) {

   237

			BuildNetworkGameList(&WP(w, network_ql_d));

   238

			SetVScrollCount(w, ld->list_length);

   239

		}

   240

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

   241

   242

		w->disabled_state = 0;

   243

   244

		if (sel == NULL) {

   245

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

   246

		} else if (!sel->online) {

   247

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

   248

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

   249

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

   250

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

   251

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

   252

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

   253

		}

   254

   255

		SetDParam(0, 0x00);

   256

		SetDParam(7, _lan_internet_types_dropdown[_network_lan_internet]);

   257

		DrawWindowWidgets(w);

   258

   259

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

   260

   261

		DrawString(9, 23, STR_NETWORK_CONNECTION, 2);

   262

		DrawString(210, 23, STR_NETWORK_PLAYER_NAME, 2);

   263

   264

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

   265

		switch (ld->sort_type) {

   266

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

   267

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

   268

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

   269

		}

   270

   271

		{ // draw list of games

   272

			uint16 y = NET_PRC__OFFSET_TOP_WIDGET + 3;

   273

			int32 n = 0;

   274

			int32 pos = w->vscroll.pos;

   275

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

   276

			const NetworkGameList *cur_item = _network_game_list;

   277

   278

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

   279

				pos--;

   280

				cur_item = cur_item->next;

   281

			}

   282

   283

			while (cur_item != NULL) {

   284

				// show highlighted item with a different colour

   285

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

   286

   287

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

   288

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

   289

   290

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

   291

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

   292

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

   293

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

   294

				DrawStringCentered(210, y, STR_NETWORK_GENERAL_ONLINE, 2);

   295

   296

				// only draw icons if the server is online

   297

				if (cur_item->online) {

   298

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

   299

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

   300

   301

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

   302

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

   303

   304

					// draw flag according to server language

   305

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

   306

				}

   307

   308

				cur_item = cur_item->next;

   309

				y += NET_PRC__SIZE_OF_ROW;

   310

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

   311

			}

   312

		}

   313

   314

		/* Draw the right menu */

   315

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

   316

		if (sel == NULL) {

   317

			DrawStringMultiCenter(425, 58, STR_NETWORK_GAME_INFO, 0);

   318

		} else if (!sel->online) {

   319

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

   320

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

   321

   322

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

   323

		} else { // show game info

   324

			uint16 y = 100;

   325

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

   326

   327

			DrawStringMultiCenter(425, 48, STR_NETWORK_GAME_INFO, 0);

   328

   329

   330

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

   331

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

   332

   333

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

   334

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

   335

   336

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

   337

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

   338

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

   339

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

   340

			DrawString(x, y, STR_NETWORK_CLIENTS, 2);

   341

			y += 10;

   342

   343

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

   344

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

   345

			y += 10;

   346

   347

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

   348

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

   349

			y += 10;

   350

   351

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

   352

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

   353

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

   354

			y += 10;

   355

   356

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

   357

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

   358

			y += 10;

   359

   360

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

   361

			SetDParam(1, sel->port);

   362

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

   363

			y += 10;

   364

   365

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

   366

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

   367

			y += 10;

   368

   369

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

   370

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

   371

			y += 10;

   372

   373

			y += 2;

   374

   375

			if (!sel->info.compatible) {

   376

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

   377

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

   378

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

   379

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

   380

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

   381

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

   382

			}

   383

   384

			y += 10;

   385

		}

   386

	}	break;

   387

   388

	case WE_CLICK:

   389

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

   390

		switch (e->click.widget) {

   391

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

   392

			DeleteWindowById(WC_NETWORK_WINDOW, 0);

   393

			break;

   394

		case 4: case 5:

   395

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

   396

			break;

   397

		case 6: /* Sort by name */

   398

		case 7: /* Sort by connected clients */

   399

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

   400

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

   401

			ld->flags |= VL_RESORT;

   402

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

   403

   404

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

   405

			_ng_sorting.criteria = ld->sort_type;

   406

			SetWindowDirty(w);

   407

			break;

   408

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

   409

			NetworkGameList *cur_item;

   410

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

   411

   412

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

   413

			id_v += w->vscroll.pos;

   414

   415

			cur_item = _network_game_list;

   416

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

   417

   418

			nd->server = cur_item;

   419

			SetWindowDirty(w);

   420

		} break;

   421

		case 11: /* Find server automatically */

   422

			switch (_network_lan_internet) {

   423

				case 0: NetworkUDPSearchGame(); break;

   424

				case 1: NetworkUDPQueryMasterServer(); break;

   425

			}

   426

			break;

   427

		case 12: { // Add a server

   428

				ShowQueryString(

   429

				BindCString(_network_default_ip),

   430

				STR_NETWORK_ENTER_IP,

   431

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

   432

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

   433

				w->window_class,

   435

		} break;

   436

		case 13: /* Start server */

   437

			ShowNetworkStartServerWindow();

   438

			break;

   439

		case 16: /* Join Game */

   440

			if (nd->server != NULL) {

   441

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

   442

				_network_last_port = nd->server->port;

   443

				ShowNetworkLobbyWindow(nd->server);

   444

			}

   445

			break;

   446

		case 17: // Refresh

   447

			if (nd->server != NULL)

   448

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

   449

			break;

   450

   451

	}	break;

   452

   453

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

   454

		switch (e->dropdown.button) {

   455

			case 5:

   456

				_network_lan_internet = e->dropdown.index;

   457

				break;

   458

		}

   459

   460

		SetWindowDirty(w);

   461

		break;

   462

   463

	case WE_MOUSELOOP:

   464

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

   465

		break;

   466

   467

	case WE_MESSAGE:

   468

		ld->flags |= VL_REBUILD;

   469

		SetWindowDirty(w);

   470

		break;

   471

   472

	case WE_KEYPRESS:

   473

		if (nd->field != 3) {

   474

			if (nd->server != NULL) {

   475

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

   476

					NetworkGameListRemoveItem(nd->server);

   477

					NetworkRebuildHostList();

   478

					nd->server = NULL;

   479

				}

   480

			}

   481

			break;

   482

		}