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"

    37

    38

// Score info

    39

const ScoreInfo _score_info[] = {

    40

	{ SCORE_VEHICLES,        120, 100 },

    41

	{ SCORE_STATIONS,         80, 100 },

    42

	{ SCORE_MIN_PROFIT,    10000, 100 },

    43

	{ SCORE_MIN_INCOME,    50000,  50 },

    44

	{ SCORE_MAX_INCOME,   100000, 100 },

    45

	{ SCORE_DELIVERED,     40000, 400 },

    46

	{ SCORE_CARGO,             8,  50 },

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	{ SCORE_MONEY,      10000000,  50 },

    48

	{ SCORE_LOAN,         250000,  50 },

    49

	{ SCORE_TOTAL,             0,   0 }

    50

};

    51

    52

int _score_part[MAX_PLAYERS][SCORE_END];

    53

    54

int64 CalculateCompanyValue(const Player* p)

    55

{

    56

	PlayerID owner = p->index;

    57

	int64 value;

    58

    59

	{

    60

		Station *st;

    61

		uint num = 0;

    62

    63

		FOR_ALL_STATIONS(st) {

    64

			if (st->owner == owner) {

    65

				uint facil = st->facilities;

    66

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

    67

			}

    68

		}

    69

    70

		value = num * _price.station_value * 25;

    71

	}

    72

    73

	{

    74

		Vehicle *v;

    75

    76

		FOR_ALL_VEHICLES(v) {

    77

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

    78

    79

			if (v->type == VEH_Train ||

    80

					v->type == VEH_Road ||

    81

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

    82

					v->type == VEH_Ship) {

    83

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

    84

			}

    85

		}

    86

	}

    87

    88

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

    89

    90

	return max(value, 1LL);

    91

}

    92

    93

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

    94

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

    95

int UpdateCompanyRatingAndValue(Player *p, bool update)

    96

{

    97

	byte owner = p->index;

    98

	int score = 0;

    99

   100

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

   101

   102

/* Count vehicles */

   103

	{

   104

		Vehicle *v;

   105

		int32 min_profit = 0;

   106

		bool min_profit_first = true;

   107

		uint num = 0;

   108

   109

		FOR_ALL_VEHICLES(v) {

   110

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

   111

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

   112

					 v->type == VEH_Road ||

   113

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

   114

					 v->type == VEH_Ship) {

   115

				num++;

   116

				if (v->age > 730) {

   117

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

   118

					if (min_profit_first == true) {

   119

						min_profit = v->profit_last_year;

   120

						min_profit_first = false;

   121

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

   122

						min_profit = v->profit_last_year;

   123

					}

   124

				}

   125

			}

   126

		}

   127

   128

		_score_part[owner][SCORE_VEHICLES] = num;

   129

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

   130

		if (min_profit > 0)

   131

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   132

	}

   133

   134

/* Count stations */

   135

	{

   136

		uint num = 0;

   137

		const Station* st;

   138

   139

		FOR_ALL_STATIONS(st) {

   140

			if (st->owner == owner) {

   141

				int facil = st->facilities;

   142

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

   143

			}

   144

		}

   145

		_score_part[owner][SCORE_STATIONS] = num;

   146

	}

   147

   148

/* Generate statistics depending on recent income statistics */

   149

	{

   150

		const PlayerEconomyEntry* pee;

   151

		int numec;

   152

		int32 min_income;

   153

		int32 max_income;

   154

   155

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

   156

		if (numec != 0) {

   157

			min_income = 0x7FFFFFFF;

   158

			max_income = 0;

   159

			pee = p->old_economy;

   160

			do {

   161

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

   162

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

   163

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

   164

   165

			if (min_income > 0)

   166

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   167

   168

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   169

		}

   170

	}

   171

   172

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

   173

	{

   174

		const PlayerEconomyEntry* pee;

   175

		int numec;

   176

		uint32 total_delivered;

   177

   178

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

   179

		if (numec != 0) {

   180

			pee = p->old_economy;

   181

			total_delivered = 0;

   182

			do {

   183

				total_delivered += pee->delivered_cargo;

   184

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

   185

   186

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   187

		}

   188

	}

   189

   190

/* Generate score for variety of cargo */

   191

	{

   192

		uint cargo = p->cargo_types;

   193

		uint num = 0;

   194

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

   195

		_score_part[owner][SCORE_CARGO] = num;

   196

		if (update) p->cargo_types = 0;

   197

	}

   198

   199

/* Generate score for player money */

   200

	{

   201

		int32 money = p->player_money;

   202

		if (money > 0) {

   203

			_score_part[owner][SCORE_MONEY] = money;

   204

		}

   205

	}

   206

   207

/* Generate score for loan */

   208

	{

   209

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

   210

	}

   211

   212

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

   213

	{

   214

		int total_score = 0;

   215

		int s;

   216

		score = 0;

   217

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

   218

			// Skip the total

   219

			if (i == SCORE_TOTAL) continue;

   220

			// Check the score

   221

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

   222

				_score_info[i].score :

   223

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

   224

			if (s < 0) s = 0;

   225

			score += s;

   226

			total_score += _score_info[i].score;

   227

		}

   228

   229

		_score_part[owner][SCORE_TOTAL] = score;

   230

   231

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

   232

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

   233

	}

   234

   235

	if (update) {

   236

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

   237

		UpdateCompanyHQ(p, score);

   238

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

   239

	}

   240

   241

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   242

	return score;

   243

}

   244

   245

// use PLAYER_SPECTATOR as new_player to delete the player.

   246

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   247

{

   248

	Town *t;

   249

	PlayerID old = _current_player;

   250

	_current_player = old_player;

   251

   252

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

   253

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

   254

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

   255

	if (new_player == PLAYER_SPECTATOR) {

   256

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

   257

		UpdatePlayerMoney32(GetPlayer(old_player));

   258

	}

   259

   260

	if (new_player == PLAYER_SPECTATOR) {

   261

		Subsidy *s;

   262

   263

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

   264

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

   265

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

   266

			}

   267

		}

   268

	}

   269

   270

	/* Take care of rating in towns */

   271

	FOR_ALL_TOWNS(t) {

   272

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

   273

		if (new_player != PLAYER_SPECTATOR) {

   274

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

   275

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

   276

					// use max of the two ratings.

   277

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

   278

				} else {

   279

					SETBIT(t->have_ratings, new_player);

   280

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

   281

				}

   282

			}

   283

		}

   284

   285

		/* Reset the ratings for the old player */

   286

		t->ratings[old_player] = 500;

   287

		CLRBIT(t->have_ratings, old_player);

   288

	}

   289

   290

	{

   291

		int num_train = 0;

   292

		int num_road = 0;

   293

		int num_ship = 0;

   294

		int num_aircraft = 0;

   295

		Vehicle *v;

   296

   297

		// Determine Ids for the new vehicles

   298

		FOR_ALL_VEHICLES(v) {

   299

			if (v->owner == new_player) {

   300

				switch (v->type) {

   301

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

   302

					case VEH_Road:     num_road++; break;

   303

					case VEH_Ship:     num_ship++; break;

   304

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

   305

					default: break;

   306

				}

   307

			}

   308

		}

   309

   310

		FOR_ALL_VEHICLES(v) {

   311

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

   312

				if (new_player == PLAYER_SPECTATOR) {

   313

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   314

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   315

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   316

					DeleteVehicle(v);

   317

				} else {

   318

					v->owner = new_player;

   319

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

   320

					switch (v->type) {

   321

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

   322

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

   323

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

   324

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

   325

					}

   326

				}

   327

			}

   328

		}

   329

	}

   330

   331

	// Change ownership of tiles

   332

	{

   333

		TileIndex tile = 0;

   334

		do {

   335

			ChangeTileOwner(tile, old_player, new_player);

   336

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

   337

	}

   338

   339

	/* Change color of existing windows */

   340

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

   341

   342

	{

   343

		Player *p;

   344

		uint i;

   345

   346

		/* Check for shares */

   347

		FOR_ALL_PLAYERS(p) {

   348

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

   349

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

   350

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

   351

					p->share_owners[i] = PLAYER_SPECTATOR;

   352

				}

   353

			}

   354

		}

   355

		p = GetPlayer(_current_player);

   356

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

   357

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

   358

			p->share_owners[i] = PLAYER_SPECTATOR;

   359

	}

   360

   361

	_current_player = old;

   362

   363

	MarkWholeScreenDirty();

   364

}

   365

   366

static void PlayersCheckBankrupt(Player *p)

   367

{

   368

	PlayerID owner;

   369

	int64 val;

   370

   371

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

   372

	if (p->player_money >= 0) {

   373

		p->quarters_of_bankrupcy = 0;

   374

		return;

   375

	}

   376

   377

	p->quarters_of_bankrupcy++;

   378

   379

	owner = p->index;

   380

   381

	switch (p->quarters_of_bankrupcy) {

   382

		case 2:

   383

			AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   384

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

   385

			break;

   386

		case 3: {

   387

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

   388

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

   389

			if (IsHumanPlayer(owner)) {

   390

				AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   391

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

   392

				break;

   393

			}

   394

   395

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

   396

			//  right now

   397

			val = CalculateCompanyValue(p);

   398

			if (val > 0) {

   399

				p->bankrupt_value = val;

   400

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

   401

				p->bankrupt_timeout = 0;

   402

				break;

   403

			}

   404

			// Else, falltrue to case 4...

   405

		}

   406

		case 4: {

   407

			// Close everything the owner has open

   408

			DeletePlayerWindows(owner);

   409

   410

//		Show bankrupt news

   411

			SetDParam(0, p->name_1);

   412

			SetDParam(1, p->name_2);

   413

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

   414

   415

			if (IsHumanPlayer(owner)) {

   416

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

   417

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

   418

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

   419

				if (!_networking) {

   420

					p->bankrupt_asked = 0xFF;

   421

					p->bankrupt_timeout = 0x456;

   422

					break;

   423

				} else if (owner == _local_player) {

   424

					_network_playas = PLAYER_SPECTATOR;

   425

					SetLocalPlayer(PLAYER_SPECTATOR);

   426

				}

   427

   428

#ifdef ENABLE_NETWORK

   429

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

   430

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

   431

				if (_network_server) {

   432

					NetworkTCPSocketHandler *cs;

   433

					NetworkClientInfo *ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);

   434

   435

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

   436

					if (owner == ci->client_playas) {

   437

						ci->client_playas = PLAYER_SPECTATOR;

   438

						NetworkUpdateClientInfo(NETWORK_SERVER_INDEX);

   439

					}

   440

   441

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

   442

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

   443

					FOR_ALL_CLIENTS(cs) {

   444

						ci = DEREF_CLIENT_INFO(cs);

   445

						if (ci->client_playas == owner) {

   446

							ci->client_playas = PLAYER_SPECTATOR;

   447

							NetworkUpdateClientInfo(ci->client_index);

   448

						}

   449

					}

   450

				}

   451

#endif /* ENABLE_NETWORK */

   452

			}

   453

   454

			/* Remove the player */

   455

			ChangeOwnershipOfPlayerItems(owner, PLAYER_SPECTATOR);

   456

			/* Register the player as not-active */

   457

			p->is_active = false;

   458

   459

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

   460

				AI_PlayerDied(owner);

   461

		}

   462

	}

   463

}

   464

   465

void DrawNewsBankrupcy(Window *w)

   466

{

   467

	Player *p;

   468

   469

	DrawNewsBorder(w);

   470

   471

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

   472

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

   473

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

   474

   475

	SetDParam(0, p->president_name_1);

   476

	SetDParam(1, p->president_name_2);

   477

   478

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   479

   480

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

   481

	case NB_BTROUBLE:

   482

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

   483

   484

		SetDParam(0, p->name_1);

   485

		SetDParam(1, p->name_2);

   486

   487

		DrawStringMultiCenter(

   488

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

   489

			90,

   490

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   491

			w->width - 101);

   492

		break;

   493

   494

	case NB_BMERGER: {

   495

		int32 price;