1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "currency.h"

     6

#include "functions.h"

     7

#include "strings.h" // XXX InjectDParam()

     8

#include "table/strings.h"

     9

#include "table/sprites.h"

    10

#include "map.h"

    11

#include "news.h"

    12

#include "player.h"

    13

#include "station.h"

    14

#include "vehicle.h"

    15

#include "window.h"

    16

#include "gfx.h"

    17

#include "command.h"

    18

#include "saveload.h"

    19

#include "economy.h"

    20

#include "industry.h"

    21

#include "town.h"

    22

#include "network/network.h"

    23

#include "sound.h"

    24

#include "engine.h"

    25

#include "network/network_data.h"

    26

#include "variables.h"

    27

#include "vehicle_gui.h"

    28

#include "ai/ai.h"

    29

#include "train.h"

    30

#include "aircraft.h"

    31

#include "newgrf_engine.h"

    32

#include "newgrf_sound.h"

    33

#include "newgrf_callbacks.h"

    34

#include "unmovable.h"

    35

#include "date.h"

    36

    37

// Score info

    38

const ScoreInfo _score_info[] = {

    39

	{ SCORE_VEHICLES,        120, 100 },

    40

	{ SCORE_STATIONS,         80, 100 },

    41

	{ SCORE_MIN_PROFIT,    10000, 100 },

    42

	{ SCORE_MIN_INCOME,    50000,  50 },

    43

	{ SCORE_MAX_INCOME,   100000, 100 },

    44

	{ SCORE_DELIVERED,     40000, 400 },

    45

	{ SCORE_CARGO,             8,  50 },

    46

	{ SCORE_MONEY,      10000000,  50 },

    47

	{ SCORE_LOAN,         250000,  50 },

    48

	{ SCORE_TOTAL,             0,   0 }

    49

};

    50

    51

int _score_part[MAX_PLAYERS][SCORE_END];

    52

    53

int64 CalculateCompanyValue(const Player* p)

    54

{

    55

	PlayerID owner = p->index;

    56

	int64 value;

    57

    58

	{

    59

		Station *st;

    60

		uint num = 0;

    61

    62

		FOR_ALL_STATIONS(st) {

    63

			if (st->owner == owner) {

    64

				uint facil = st->facilities;

    65

				do num += (facil&1); while (facil >>= 1);

    66

			}

    67

		}

    68

    69

		value = num * _price.station_value * 25;

    70

	}

    71

    72

	{

    73

		Vehicle *v;

    74

    75

		FOR_ALL_VEHICLES(v) {

    76

			if (v->owner != owner) continue;

    77

    78

			if (v->type == VEH_Train ||

    79

					v->type == VEH_Road ||

    80

					(v->type == VEH_Aircraft && IsNormalAircraft(v)) ||

    81

					v->type == VEH_Ship) {

    82

				value += v->value * 3 >> 1;

    83

			}

    84

		}

    85

	}

    86

    87

	value += p->money64 - p->current_loan; // add real money value

    88

    89

	return max(value, 1LL);

    90

}

    91

    92

// if update is set to true, the economy is updated with this score

    93

//  (also the house is updated, should only be true in the on-tick event)

    94

int UpdateCompanyRatingAndValue(Player *p, bool update)

    95

{

    96

	byte owner = p->index;

    97

	int score = 0;

    98

    99

	memset(_score_part[owner], 0, sizeof(_score_part[owner]));

   100

   101

/* Count vehicles */

   102

	{

   103

		Vehicle *v;

   104

		int32 min_profit = 0;

   105

		bool min_profit_first = true;

   106

		uint num = 0;

   107

   108

		FOR_ALL_VEHICLES(v) {

   109

			if (v->owner != owner) continue;

   110

			if ((v->type == VEH_Train && IsFrontEngine(v)) ||

   111

					 v->type == VEH_Road ||

   112

					(v->type == VEH_Aircraft && IsNormalAircraft(v)) ||

   113

					 v->type == VEH_Ship) {

   114

				num++;

   115

				if (v->age > 730) {

   116

					/* Find the vehicle with the lowest amount of profit */

   117

					if (min_profit_first == true) {

   118

						min_profit = v->profit_last_year;

   119

						min_profit_first = false;

   120

					} else if (min_profit > v->profit_last_year) {

   121

						min_profit = v->profit_last_year;

   122

					}

   123

				}

   124

			}

   125

		}

   126

   127

		_score_part[owner][SCORE_VEHICLES] = num;

   128

		/* Don't allow negative min_profit to show */

   129

		if (min_profit > 0)

   130

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   131

	}

   132

   133

/* Count stations */

   134

	{

   135

		uint num = 0;

   136

		const Station* st;

   137

   138

		FOR_ALL_STATIONS(st) {

   139

			if (st->owner == owner) {

   140

				int facil = st->facilities;

   141

				do num += facil&1; while (facil>>=1);

   142

			}

   143

		}

   144

		_score_part[owner][SCORE_STATIONS] = num;

   145

	}

   146

   147

/* Generate statistics depending on recent income statistics */

   148

	{

   149

		const PlayerEconomyEntry* pee;

   150

		int numec;

   151

		int32 min_income;

   152

		int32 max_income;

   153

   154

		numec = min(p->num_valid_stat_ent, 12);

   155

		if (numec != 0) {

   156

			min_income = 0x7FFFFFFF;

   157

			max_income = 0;

   158

			pee = p->old_economy;

   159

			do {

   160

				min_income = min(min_income, pee->income + pee->expenses);

   161

				max_income = max(max_income, pee->income + pee->expenses);

   162

			} while (++pee,--numec);

   163

   164

			if (min_income > 0)

   165

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   166

   167

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   168

		}

   169

	}

   170

   171

/* Generate score depending on amount of transported cargo */

   172

	{

   173

		const PlayerEconomyEntry* pee;

   174

		int numec;

   175

		uint32 total_delivered;

   176

   177

		numec = min(p->num_valid_stat_ent, 4);

   178

		if (numec != 0) {

   179

			pee = p->old_economy;

   180

			total_delivered = 0;

   181

			do {

   182

				total_delivered += pee->delivered_cargo;

   183

			} while (++pee,--numec);

   184

   185

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   186

		}

   187

	}

   188

   189

/* Generate score for variety of cargo */

   190

	{

   191

		uint cargo = p->cargo_types;

   192

		uint num = 0;

   193

		do num += cargo&1; while (cargo>>=1);

   194

		_score_part[owner][SCORE_CARGO] = num;

   195

		if (update) p->cargo_types = 0;

   196

	}

   197

   198

/* Generate score for player money */

   199

	{

   200

		int32 money = p->player_money;

   201

		if (money > 0) {

   202

			_score_part[owner][SCORE_MONEY] = money;

   203

		}

   204

	}

   205

   206

/* Generate score for loan */

   207

	{

   208

		_score_part[owner][SCORE_LOAN] = _score_info[SCORE_LOAN].needed - p->current_loan;

   209

	}

   210

   211

	// Now we calculate the score for each item..

   212

	{

   213

		int total_score = 0;

   214

		int s;

   215

		score = 0;

   216

		for (ScoreID i = SCORE_BEGIN; i < SCORE_END; i++) {

   217

			// Skip the total

   218

			if (i == SCORE_TOTAL) continue;

   219

			// Check the score

   220

			s = (_score_part[owner][i] >= _score_info[i].needed) ?

   221

				_score_info[i].score :

   222

				_score_part[owner][i] * _score_info[i].score / _score_info[i].needed;

   223

			if (s < 0) s = 0;

   224

			score += s;

   225

			total_score += _score_info[i].score;

   226

		}

   227

   228

		_score_part[owner][SCORE_TOTAL] = score;

   229

   230

		// We always want the score scaled to SCORE_MAX (1000)

   231

		if (total_score != SCORE_MAX) score = score * SCORE_MAX / total_score;

   232

	}

   233

   234

	if (update) {

   235

		p->old_economy[0].performance_history = score;

   236

		UpdateCompanyHQ(p, score);

   237

		p->old_economy[0].company_value = CalculateCompanyValue(p);

   238

	}

   239

   240

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   241

	return score;

   242

}

   243

   244

// use PLAYER_SPECTATOR as new_player to delete the player.

   245

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   246

{

   247

	Town *t;

   248

	PlayerID old = _current_player;

   249

	_current_player = old_player;

   250

   251

	/* Temporarily increase the player's money, to be sure that

   252

	 * removing his/her property doesn't fail because of lack of money.

   253

	 * Not too drastically though, because it could overflow */

   254

	if (new_player == PLAYER_SPECTATOR) {

   255

		GetPlayer(old_player)->money64 = MAX_UVALUE(uint64) >>2; // jackpot ;p

   256

		UpdatePlayerMoney32(GetPlayer(old_player));

   257

	}

   258

   259

	if (new_player == PLAYER_SPECTATOR) {

   260

		Subsidy *s;

   261

   262

		for (s = _subsidies; s != endof(_subsidies); s++) {

   263

			if (s->cargo_type != CT_INVALID && s->age >= 12) {

   264

				if (GetStation(s->to)->owner == old_player) s->cargo_type = CT_INVALID;

   265

			}

   266

		}

   267

	}

   268

   269

	/* Take care of rating in towns */

   270

	FOR_ALL_TOWNS(t) {

   271

		/* If a player takes over, give the ratings to that player. */

   272

		if (new_player != PLAYER_SPECTATOR) {

   273

			if (HASBIT(t->have_ratings, old_player)) {

   274

				if (HASBIT(t->have_ratings, new_player)) {

   275

					// use max of the two ratings.

   276

					t->ratings[new_player] = max(t->ratings[new_player], t->ratings[old_player]);

   277

				} else {

   278

					SETBIT(t->have_ratings, new_player);

   279

					t->ratings[new_player] = t->ratings[old_player];

   280

				}

   281

			}

   282

		}

   283

   284

		/* Reset the ratings for the old player */

   285

		t->ratings[old_player] = 500;

   286

		CLRBIT(t->have_ratings, old_player);

   287

	}

   288

   289

	{

   290

		int num_train = 0;

   291

		int num_road = 0;

   292

		int num_ship = 0;

   293

		int num_aircraft = 0;

   294

		Vehicle *v;

   295

   296

		// Determine Ids for the new vehicles

   297

		FOR_ALL_VEHICLES(v) {

   298

			if (v->owner == new_player) {

   299

				switch (v->type) {

   300

					case VEH_Train:    if (IsFrontEngine(v)) num_train++; break;

   301

					case VEH_Road:     num_road++; break;

   302

					case VEH_Ship:     num_ship++; break;

   303

					case VEH_Aircraft: if (IsNormalAircraft(v)) num_aircraft++; break;

   304

					default: break;

   305

				}

   306

			}

   307

		}

   308

   309

		FOR_ALL_VEHICLES(v) {

   310

			if (v->owner == old_player && IS_BYTE_INSIDE(v->type, VEH_Train, VEH_Aircraft + 1)) {

   311

				if (new_player == PLAYER_SPECTATOR) {

   312

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   313

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   314

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   315

					DeleteVehicle(v);

   316

				} else {

   317

					v->owner = new_player;

   318

					if (IsEngineCountable(v)) GetPlayer(new_player)->num_engines[v->engine_type]++;

   319

					switch (v->type) {

   320

						case VEH_Train:    if (IsFrontEngine(v)) v->unitnumber = ++num_train; break;

   321

						case VEH_Road:     v->unitnumber = ++num_road; break;

   322

						case VEH_Ship:     v->unitnumber = ++num_ship; break;

   323

						case VEH_Aircraft: if (IsNormalAircraft(v)) v->unitnumber = ++num_aircraft; break;

   324

					}

   325

				}

   326

			}

   327

		}

   328

	}

   329

   330

	// Change ownership of tiles

   331

	{

   332

		TileIndex tile = 0;

   333

		do {

   334

			ChangeTileOwner(tile, old_player, new_player);

   335

		} while (++tile != MapSize());

   336

	}

   337

   338

	/* Change color of existing windows */

   339

	if (new_player != PLAYER_SPECTATOR) ChangeWindowOwner(old_player, new_player);

   340

   341

	{

   342

		Player *p;

   343

		uint i;

   344

   345

		/* Check for shares */

   346

		FOR_ALL_PLAYERS(p) {

   347

			for (i = 0; i < 4; i++) {

   348

				/* 'Sell' the share if this player has any */

   349

				if (p->share_owners[i] == _current_player) {

   350

					p->share_owners[i] = PLAYER_SPECTATOR;

   351

				}

   352

			}

   353

		}

   354

		p = GetPlayer(_current_player);

   355

		/* Sell all the shares that people have on this company */

   356

		for (i = 0; i < 4; i++)

   357

			p->share_owners[i] = PLAYER_SPECTATOR;

   358

	}

   359

   360

	_current_player = old;

   361

   362

	MarkWholeScreenDirty();

   363

}

   364

   365

static void PlayersCheckBankrupt(Player *p)

   366

{

   367

	PlayerID owner;

   368

	int64 val;

   369

   370

	// If the player has money again, it does not go bankrupt

   371

	if (p->player_money >= 0) {

   372

		p->quarters_of_bankrupcy = 0;

   373

		return;

   374

	}

   375

   376

	p->quarters_of_bankrupcy++;

   377

   378

	owner = p->index;

   379

   380

	switch (p->quarters_of_bankrupcy) {

   381

		case 2:

   382

			AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   383

				NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   384

			break;

   385

		case 3: {

   386

			/* XXX - In multiplayer, should we ask other players if it wants to take

   387

		          over when it is a human company? -- TrueLight */

   388

			if (IsHumanPlayer(owner)) {

   389

				AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   390

					NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   391

				break;

   392

			}

   393

   394

			// Check if the company has any value.. if not, declare it bankrupt

   395

			//  right now

   396

			val = CalculateCompanyValue(p);

   397

			if (val > 0) {

   398

				p->bankrupt_value = val;

   399

				p->bankrupt_asked = 1 << owner; // Don't ask the owner

   400

				p->bankrupt_timeout = 0;

   401

				break;

   402

			}

   403

			// Else, falltrue to case 4...

   404

		}

   405

		case 4: {

   406

			// Close everything the owner has open

   407

			DeletePlayerWindows(owner);

   408

   409

//		Show bankrupt news

   410

			SetDParam(0, p->name_1);

   411

			SetDParam(1, p->name_2);

   412

			AddNewsItem( (StringID)(owner | NB_BBANKRUPT), NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   413

   414

			if (IsHumanPlayer(owner)) {

   415

				/* XXX - If we are in offline mode, leave the player playing. Eg. there

   416

				 * is no THE-END, otherwise mark the player as spectator to make sure

   417

				 * he/she is no long in control of this company */

   418

				if (!_networking) {

   419

					p->bankrupt_asked = 0xFF;

   420

					p->bankrupt_timeout = 0x456;

   421

					break;

   422

				} else if (owner == _local_player) {

   423

					_network_playas = PLAYER_SPECTATOR;

   424

					SetLocalPlayer(PLAYER_SPECTATOR);

   425

				}

   426

   427

#ifdef ENABLE_NETWORK

   428

				/* The server has to handle all administrative issues, for example

   429

				 * updating and notifying all clients of what has happened */

   430

				if (_network_server) {

   431

					NetworkTCPSocketHandler *cs;

   432

					NetworkClientInfo *ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);

   433

   434

					/* The server has just gone belly-up, mark it as spectator */

   435

					if (owner == ci->client_playas) {

   436

						ci->client_playas = PLAYER_SPECTATOR;

   437

						NetworkUpdateClientInfo(NETWORK_SERVER_INDEX);

   438

					}

   439

   440

					/* Find all clients that were in control of this company,

   441

					 * and mark them as spectator; broadcast this message to everyone */

   442

					FOR_ALL_CLIENTS(cs) {

   443

						ci = DEREF_CLIENT_INFO(cs);

   444

						if (ci->client_playas == owner) {

   445

							ci->client_playas = PLAYER_SPECTATOR;

   446

							NetworkUpdateClientInfo(ci->client_index);

   447

						}

   448

					}

   449

				}

   450

#endif /* ENABLE_NETWORK */

   451

			}

   452

   453

			/* Remove the player */

   454

			ChangeOwnershipOfPlayerItems(owner, PLAYER_SPECTATOR);

   455

			/* Register the player as not-active */

   456

			p->is_active = false;

   457

   458

			if (!IsHumanPlayer(owner) && (!_networking || _network_server) && _ai.enabled)

   459

				AI_PlayerDied(owner);

   460

		}

   461

	}

   462

}

   463

   464

void DrawNewsBankrupcy(Window *w)

   465

{

   466

	Player *p;

   467

   468

	DrawNewsBorder(w);

   469

   470

	p = GetPlayer((PlayerID)GB(WP(w,news_d).ni->string_id, 0, 4));

   471

	DrawPlayerFace(p->face, p->player_color, 2, 23);

   472

	GfxFillRect(3, 23, 3 + 91, 23 + 118, PALETTE_TO_STRUCT_GREY | (1 << USE_COLORTABLE));

   473

   474

	SetDParam(0, p->president_name_1);

   475

	SetDParam(1, p->president_name_2);

   476

   477

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   478

   479

	switch (WP(w,news_d).ni->string_id & 0xF0) {

   480

	case NB_BTROUBLE:

   481

		DrawStringCentered(w->width>>1, 1, STR_7056_TRANSPORT_COMPANY_IN_TROUBLE, 0);

   482

   483

		SetDParam(0, p->name_1);

   484

		SetDParam(1, p->name_2);

   485

   486

		DrawStringMultiCenter(

   487

			((w->width - 101) >> 1) + 98,

   488

			90,

   489

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   490

			w->width - 101);

   491

		break;

   492

   493

	case NB_BMERGER: {

   494

		int32 price;

   495