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 "newgrf_engine.h"

    31

#include "newgrf_sound.h"

    32

#include "newgrf_callbacks.h"

    33

#include "unmovable.h"

    34

#include "date.h"

    35

    36

// Score info

    37

const ScoreInfo _score_info[] = {

    38

	{ SCORE_VEHICLES,        120, 100 },

    39

	{ SCORE_STATIONS,         80, 100 },

    40

	{ SCORE_MIN_PROFIT,    10000, 100 },

    41

	{ SCORE_MIN_INCOME,    50000,  50 },

    42

	{ SCORE_MAX_INCOME,   100000, 100 },

    43

	{ SCORE_DELIVERED,     40000, 400 },

    44

	{ SCORE_CARGO,             8,  50 },

    45

	{ SCORE_MONEY,      10000000,  50 },

    46

	{ SCORE_LOAN,         250000,  50 },

    47

	{ SCORE_TOTAL,             0,   0 }

    48

};

    49

    50

int _score_part[MAX_PLAYERS][SCORE_END];

    51

    52

int64 CalculateCompanyValue(const Player* p)

    53

{

    54

	PlayerID owner = p->index;

    55

	int64 value;

    56

    57

	{

    58

		Station *st;

    59

		uint num = 0;

    60

    61

		FOR_ALL_STATIONS(st) {

    62

			if (st->owner == owner) {

    63

				uint facil = st->facilities;

    64

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

    65

			}

    66

		}

    67

    68

		value = num * _price.station_value * 25;

    69

	}

    70

    71

	{

    72

		Vehicle *v;

    73

    74

		FOR_ALL_VEHICLES(v) {

    75

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

    76

    77

			if (v->type == VEH_Train ||

    78

					v->type == VEH_Road ||

    79

					(v->type == VEH_Aircraft && v->subtype<=2) ||

    80

					v->type == VEH_Ship) {

    81

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

    82

			}

    83

		}

    84

	}

    85

    86

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

    87

    88

	return max64(value, 1);

    89

}

    90

    91

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

    92

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

    93

int UpdateCompanyRatingAndValue(Player *p, bool update)

    94

{

    95

	byte owner = p->index;

    96

	int score = 0;

    97

    98

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

    99

   100

/* Count vehicles */

   101

	{

   102

		Vehicle *v;

   103

		int32 min_profit = 0;

   104

		bool min_profit_first = true;

   105

		uint num = 0;

   106

   107

		FOR_ALL_VEHICLES(v) {

   108

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

   109

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

   110

					 v->type == VEH_Road ||

   111

					(v->type == VEH_Aircraft && v->subtype <= 2) ||

   112

					 v->type == VEH_Ship) {

   113

				num++;

   114

				if (v->age > 730) {

   115

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

   116

					if (min_profit_first == true) {

   117

						min_profit = v->profit_last_year;

   118

						min_profit_first = false;

   119

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

   120

						min_profit = v->profit_last_year;

   121

					}

   122

				}

   123

			}

   124

		}

   125

   126

		_score_part[owner][SCORE_VEHICLES] = num;

   127

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

   128

		if (min_profit > 0)

   129

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   130

	}

   131

   132

/* Count stations */

   133

	{

   134

		uint num = 0;

   135

		const Station* st;

   136

   137

		FOR_ALL_STATIONS(st) {

   138

			if (st->owner == owner) {

   139

				int facil = st->facilities;

   140

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

   141

			}

   142

		}

   143

		_score_part[owner][SCORE_STATIONS] = num;

   144

	}

   145

   146

/* Generate statistics depending on recent income statistics */

   147

	{

   148

		const PlayerEconomyEntry* pee;

   149

		int numec;

   150

		int32 min_income;

   151

		int32 max_income;

   152

   153

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

   154

		if (numec != 0) {

   155

			min_income = 0x7FFFFFFF;

   156

			max_income = 0;

   157

			pee = p->old_economy;

   158

			do {

   159

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

   160

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

   161

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

   162

   163

			if (min_income > 0)

   164

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   165

   166

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   167

		}

   168

	}

   169

   170

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

   171

	{

   172

		const PlayerEconomyEntry* pee;

   173

		int numec;

   174

		uint32 total_delivered;

   175

   176

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

   177

		if (numec != 0) {

   178

			pee = p->old_economy;

   179

			total_delivered = 0;

   180

			do {

   181

				total_delivered += pee->delivered_cargo;

   182

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

   183

   184

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   185

		}

   186

	}

   187

   188

/* Generate score for variety of cargo */

   189

	{

   190

		uint cargo = p->cargo_types;

   191

		uint num = 0;

   192

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

   193

		_score_part[owner][SCORE_CARGO] = num;

   194

		if (update) p->cargo_types = 0;

   195

	}

   196

   197

/* Generate score for player money */

   198

	{

   199

		int32 money = p->player_money;

   200

		if (money > 0) {

   201

			_score_part[owner][SCORE_MONEY] = money;

   202

		}

   203

	}

   204

   205

/* Generate score for loan */

   206

	{

   207

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

   208

	}

   209

   210

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

   211

	{

   212

		int total_score = 0;

   213

		int s;

   214

		score = 0;

   215

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

   216

			// Skip the total

   217

			if (i == SCORE_TOTAL) continue;

   218

			// Check the score

   219

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

   220

				_score_info[i].score :

   221

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

   222

			if (s < 0) s = 0;

   223

			score += s;

   224

			total_score += _score_info[i].score;

   225

		}

   226

   227

		_score_part[owner][SCORE_TOTAL] = score;

   228

   229

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

   230

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

   231

	}

   232

   233

	if (update) {

   234

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

   235

		UpdateCompanyHQ(p, score);

   236

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

   237

	}

   238

   239

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   240

	return score;

   241

}

   242

   243

// use PLAYER_SPECTATOR as new_player to delete the player.

   244

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   245

{

   246

	Town *t;

   247

	PlayerID old = _current_player;

   248

	_current_player = old_player;

   249

   250

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

   251

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

   252

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

   253

	if (new_player == PLAYER_SPECTATOR) {

   254

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

   255

		UpdatePlayerMoney32(GetPlayer(old_player));

   256

	}

   257

   258

	if (new_player == PLAYER_SPECTATOR) {

   259

		Subsidy *s;

   260

   261

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

   262

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

   263

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

   264

			}

   265

		}

   266

	}

   267

   268

	/* Take care of rating in towns */

   269

	FOR_ALL_TOWNS(t) {

   270

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

   271

		if (new_player != PLAYER_SPECTATOR) {

   272

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

   273

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

   274

					// use max of the two ratings.

   275

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

   276

				} else {

   277

					SETBIT(t->have_ratings, new_player);

   278

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

   279

				}

   280

			}

   281

		}

   282

   283

		/* Reset the ratings for the old player */

   284

		t->ratings[old_player] = 500;

   285

		CLRBIT(t->have_ratings, old_player);

   286

	}

   287

   288

	{

   289

		int num_train = 0;

   290

		int num_road = 0;

   291

		int num_ship = 0;

   292

		int num_aircraft = 0;

   293

		Vehicle *v;

   294

   295

		// Determine Ids for the new vehicles

   296

		FOR_ALL_VEHICLES(v) {

   297

			if (v->owner == new_player) {

   298

				switch (v->type) {

   299

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

   300

					case VEH_Road:     num_road++; break;

   301

					case VEH_Ship:     num_ship++; break;

   302

					case VEH_Aircraft: if (v->subtype <= 2) num_aircraft++; break;

   303

					default: break;

   304

				}

   305

			}

   306

		}

   307

   308

		FOR_ALL_VEHICLES(v) {

   309

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

   310

				if (new_player == PLAYER_SPECTATOR) {

   311

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   312

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   313

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   314

					DeleteVehicle(v);

   315

				} else {

   316

					v->owner = new_player;

   317

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

   318

					switch (v->type) {

   319

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

   320

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

   321

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

   322

						case VEH_Aircraft: if (v->subtype <= 2) v->unitnumber = ++num_aircraft; break;

   323

					}

   324

				}

   325

			}

   326

		}

   327

	}

   328

   329

	// Change ownership of tiles

   330

	{

   331

		TileIndex tile = 0;

   332

		do {

   333

			ChangeTileOwner(tile, old_player, new_player);

   334

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

   335

	}

   336

   337

	/* Change color of existing windows */

   338

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

   339

   340

	{

   341

		Player *p;

   342

		uint i;

   343

   344

		/* Check for shares */

   345

		FOR_ALL_PLAYERS(p) {

   346

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

   347

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

   348

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

   349

					p->share_owners[i] = PLAYER_SPECTATOR;

   350

				}

   351

			}

   352

		}

   353

		p = GetPlayer(_current_player);

   354

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

   355

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

   356

			p->share_owners[i] = PLAYER_SPECTATOR;

   357

	}

   358

   359

	_current_player = old;

   360

   361

	MarkWholeScreenDirty();

   362

}

   363

   364

static void PlayersCheckBankrupt(Player *p)

   365

{

   366

	PlayerID owner;

   367

	int64 val;

   368

   369

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

   370

	if (p->player_money >= 0) {

   371

		p->quarters_of_bankrupcy = 0;

   372

		return;

   373

	}

   374

   375

	p->quarters_of_bankrupcy++;

   376

   377

	owner = p->index;

   378

   379

	switch (p->quarters_of_bankrupcy) {

   380

		case 2:

   381

			AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   382

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

   383

			break;

   384

		case 3: {

   385

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

   386

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

   387

			if (IsHumanPlayer(owner)) {

   388

				AddNewsItem( (StringID)(owner | NB_BTROUBLE),

   389

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

   390

				break;

   391

			}

   392

   393

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

   394

			//  right now

   395

			val = CalculateCompanyValue(p);

   396

			if (val > 0) {

   397

				p->bankrupt_value = val;

   398

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

   399

				p->bankrupt_timeout = 0;

   400

				break;

   401

			}

   402

			// Else, falltrue to case 4...

   403

		}

   404

		case 4: {

   405

			// Close everything the owner has open

   406

			DeletePlayerWindows(owner);

   407

   408

//		Show bankrupt news

   409

			SetDParam(0, p->name_1);

   410

			SetDParam(1, p->name_2);

   411

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

   412

   413

			if (IsHumanPlayer(owner)) {

   414

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

   415

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

   416

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

   417

				if (!_networking) {

   418

					p->bankrupt_asked = 0xFF;

   419

					p->bankrupt_timeout = 0x456;

   420

					break;

   421

				} else if (owner == _local_player) {

   422

					_network_playas = PLAYER_SPECTATOR;

   423

					SetLocalPlayer(PLAYER_SPECTATOR);

   424

				}

   425

   426

#ifdef ENABLE_NETWORK

   427

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

   428

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

   429

				if (_network_server) {

   430

					const NetworkClientState *cs;

   431

					NetworkClientInfo *ci = NetworkFindClientInfoFromIndex(NETWORK_SERVER_INDEX);

   432

   433

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

   434

					if (owner == ci->client_playas) {

   435

						ci->client_playas = PLAYER_SPECTATOR;

   436

						NetworkUpdateClientInfo(NETWORK_SERVER_INDEX);

   437

					}

   438

   439

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

   440

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

   441

					FOR_ALL_CLIENTS(cs) {

   442

						ci = DEREF_CLIENT_INFO(cs);

   443

						if (ci->client_playas == owner) {

   444

							ci->client_playas = PLAYER_SPECTATOR;

   445

							NetworkUpdateClientInfo(ci->client_index);

   446

						}

   447

					}

   448

				}

   449

#endif /* ENABLE_NETWORK */

   450

			}

   451

   452

			/* Remove the player */

   453

			ChangeOwnershipOfPlayerItems(owner, PLAYER_SPECTATOR);

   454

			/* Register the player as not-active */

   455

			p->is_active = false;

   456

   457

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

   458

				AI_PlayerDied(owner);

   459

		}

   460

	}

   461

}

   462

   463

void DrawNewsBankrupcy(Window *w)

   464

{

   465

	Player *p;

   466

   467

	DrawNewsBorder(w);

   468

   469

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

   470

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

   471

	GfxFillRect(3, 23, 3+91, 23+118, 0x323 | USE_COLORTABLE);

   472

   473

	SetDParam(0, p->president_name_1);

   474

	SetDParam(1, p->president_name_2);

   475

   476

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   477

   478

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

   479

	case NB_BTROUBLE:

   480

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

   481

   482

		SetDParam(0, p->name_1);

   483

		SetDParam(1, p->name_2);

   484

   485

		DrawStringMultiCenter(

   486

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

   487

			90,

   488

			STR_7057_WILL_BE_SOLD_OFF_OR_DECLARED,

   489

			w->width - 101);

   490

		break;

   491

   492

	case NB_BMERGER: {

   493

		int32 price;

   494

   495

		DrawStringCentered(w->width>>1, 1, STR_7059_TRANSPORT_COMPANY_MERGER, 0);

   496