1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "currency.h"

     6

#include "functions.h"

     7

#include "string.h"

     8

#include "strings.h"

     9

#include "table/strings.h"

    10

#include "namegen.h"

    11

#include "station.h"

    12

#include "town.h"

    13

#include "vehicle.h"

    14

#include "news.h"

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#include "screenshot.h"

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#include "waypoint.h"

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#include "industry.h"

    18

#include "variables.h"

    19

#include "newgrf_text.h"

    20

#include "table/landscape_const.h"

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#include "table/control_codes.h"

    22

#include "music.h"

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#include "date.h"

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#include "industry.h"

    25

    26

/* for opendir/readdir/closedir */

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# include "fios.h"

    28

    29

char _userstring[128];

    30

    31

static char *StationGetSpecialString(char *buff, int x, const char* last);

    32

static char *GetSpecialTownNameString(char *buff, int ind, uint32 seed, const char* last);

    33

static char *GetSpecialPlayerNameString(char *buff, int ind, const int32 *argv, const char* last);

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    35

static char *FormatString(char *buff, const char *str, const int32 *argv, uint casei, const char* last);

    36

    37

typedef struct LanguagePack {

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	uint32 ident;

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	uint32 version;     // 32-bits of auto generated version info which is basically a hash of strings.h

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	char name[32];      // the international name of this language

    41

	char own_name[32];  // the localized name of this language

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	char isocode[16];   // the ISO code for the language (not country code)

    43

	uint16 offsets[32]; // the offsets

    44

	byte plural_form;   // how to compute plural forms

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	byte pad[3];        // pad header to be a multiple of 4

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	char data[VARARRAY_SIZE];

    47

} LanguagePack;

    48

    49

static char **_langpack_offs;

    50

static LanguagePack *_langpack;

    51

static uint _langtab_num[32]; // Offset into langpack offs

    52

static uint _langtab_start[32]; // Offset into langpack offs

    53

    54

static const StringID _cargo_string_list[NUM_LANDSCAPE][NUM_CARGO] = {

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	{ /* LT_NORMAL */

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		STR_PASSENGERS,

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		STR_TONS,

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		STR_BAGS,

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		STR_LITERS,

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		STR_ITEMS,

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		STR_CRATES,

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		STR_TONS,

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		STR_TONS,

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		STR_TONS,

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		STR_TONS,

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		STR_BAGS,

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		STR_RES_OTHER

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	},

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    70

	{ /* LT_HILLY */

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		STR_PASSENGERS,

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		STR_TONS,

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		STR_BAGS,

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		STR_LITERS,

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		STR_ITEMS,

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		STR_CRATES,

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		STR_TONS,

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		STR_TONS,

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		STR_RES_OTHER,

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		STR_TONS,

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		STR_BAGS,

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		STR_TONS

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	},

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    85

	{ /* LT_DESERT */

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		STR_PASSENGERS,

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		STR_LITERS,

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		STR_BAGS,

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		STR_LITERS,

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		STR_TONS,

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		STR_CRATES,

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		STR_TONS,

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		STR_TONS,

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		STR_TONS,

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		STR_LITERS,

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		STR_BAGS,

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		STR_TONS

    98

	},

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   100

	{ /* LT_CANDY */

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		STR_PASSENGERS,

   102

		STR_TONS,

   103

		STR_BAGS,

   104

		STR_NOTHING,

   105

		STR_NOTHING,

   106

		STR_TONS,

   107

		STR_TONS,

   108

		STR_LITERS,

   109

		STR_TONS,

   110

		STR_NOTHING,

   111

		STR_LITERS,

   112

		STR_NOTHING

   113

	}

   114

};

   115

   116

   117

// Read an int64 from the argv array.

   118

static inline int64 GetInt64(const int32 **argv)

   119

{

   120

	int64 result;

   121

   122

	assert(argv);

   123

	result = (uint32)(*argv)[0] + ((uint64)(uint32)(*argv)[1] << 32);

   124

	(*argv)+=2;

   125

	return result;

   126

}

   127

   128

// Read an int32 from the argv array.

   129

static inline int32 GetInt32(const int32 **argv)

   130

{

   131

	assert(argv);

   132

	return *(*argv)++;

   133

}

   134

   135

// Read an array from the argv array.

   136

static inline const int32 *GetArgvPtr(const int32 **argv, int n)

   137

{

   138

	const int32 *result;

   139

	assert(*argv);

   140

	result = *argv;

   141

	(*argv) += n;

   142

	return result;

   143

}

   144

   145

   146

#define NUM_BOUND_STRINGS 8

   147

   148

// Array to hold the bound strings.

   149

static const char *_bound_strings[NUM_BOUND_STRINGS];

   150

   151

// This index is used to implement a "round-robin" allocating of

   152

// slots for BindCString. NUM_BOUND_STRINGS slots are reserved.

   153

// Which means that after NUM_BOUND_STRINGS calls to BindCString,

   154

// the indices will be reused.

   155

static int _bind_index;

   156

   157

static const char *GetStringPtr(StringID string)

   158

{

   159

	return _langpack_offs[_langtab_start[string >> 11] + (string & 0x7FF)];

   160

}

   161

   162

// The highest 8 bits of string contain the "case index".

   163

// These 8 bits will only be set when FormatString wants to print

   164

// the string in a different case. No one else except FormatString

   165

// should set those bits, therefore string CANNOT be StringID, but uint32.

   166

static char *GetStringWithArgs(char *buffr, uint string, const int32 *argv, const char* last)

   167

{

   168

	uint index = GB(string,  0, 11);

   169

	uint tab   = GB(string, 11,  5);

   170

	char buff[512];

   171

   172

	if (GB(string, 0, 16) == 0) error("!invalid string id 0 in GetString");

   173

   174

	switch (tab) {

   175

		case 4:

   176

			if (index >= 0xC0)

   177

				return GetSpecialTownNameString(buffr, index - 0xC0, GetInt32(&argv), last);

   178

			break;

   179

   180

		case 14:

   181

			if (index >= 0xE4)

   182

				return GetSpecialPlayerNameString(buffr, index - 0xE4, argv, last);

   183

			break;

   184

   185

		// User defined name

   186

		case 15:

   187

			return GetName(buffr, index, last);

   188

   189

		case 26:

   190

			/* Include string within newgrf text (format code 81) */

   191

			if (HASBIT(index, 10)) {

   192

				StringID string = GetGRFStringID(0, 0xD000 + GB(index, 0, 10));

   193

				return GetStringWithArgs(buffr, string, argv, last);

   194

			}

   195

			break;

   196

   197

		case 28:

   198

			GetGRFString(buff, index, lastof(buff));

   199

			return FormatString(buffr, buff, argv, 0, last);

   200

   201

		case 29:

   202

			GetGRFString(buff, index + 0x800, lastof(buff));

   203

			return FormatString(buffr, buff, argv, 0, last);

   204

   205

		case 30:

   206

			GetGRFString(buff, index + 0x1000, lastof(buff));

   207

			return FormatString(buffr, buff, argv, 0, last);

   208

   209

		case 31:

   210

			// dynamic strings. These are NOT to be passed through the formatter,

   211

			// but passed through verbatim.

   212

			if (index < (STR_SPEC_USERSTRING & 0x7FF)) {

   213

				return strecpy(buffr, _bound_strings[index], last);

   214

			}

   215

   216

			return FormatString(buffr, _userstring, NULL, 0, last);

   217

	}

   218

   219

	if (index >= _langtab_num[tab]) {

   220

		error(

   221

			"!String 0x%X is invalid. "

   222

			"Probably because an old version of the .lng file.\n", string

   223

		);

   224

	}

   225

   226

	return FormatString(buffr, GetStringPtr(GB(string, 0, 16)), argv, GB(string, 24, 8), last);

   227

}

   228

   229

char *GetString(char *buffr, StringID string, const char* last)

   230

{

   231

	return GetStringWithArgs(buffr, string, (int32*)_decode_parameters, last);

   232

}

   233

   234

   235

char *InlineString(char *buf, StringID string)

   236

{

   237

	buf += Utf8Encode(buf, SCC_STRING_ID);

   238

	buf += Utf8Encode(buf, string);

   239

	return buf;

   240

}

   241

   242

   243

// This function takes a C-string and allocates a temporary string ID.

   244

// The duration of the bound string is valid only until the next GetString,

   245

// so be careful.

   246

StringID BindCString(const char *str)

   247

{

   248

	int idx = (++_bind_index) & (NUM_BOUND_STRINGS - 1);

   249

	_bound_strings[idx] = str;

   250

	return idx + STR_SPEC_DYNSTRING;

   251

}

   252

   253

// This function is used to "bind" a C string to a OpenTTD dparam slot.

   254

void SetDParamStr(uint n, const char *str)

   255

{

   256

	SetDParam(n, BindCString(str));

   257

}

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   259

void InjectDParam(int amount)

   260

{

   261

	memmove(_decode_parameters + amount, _decode_parameters, sizeof(_decode_parameters) - amount * sizeof(uint32));

   262

}

   263

   264

static const uint32 _divisor_table[] = {

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	1000000000,

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	100000000,

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	10000000,

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	1000000,

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   270

	100000,

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	10000,

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	1000,

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	100,

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	10,

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	1

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};

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   278

// TODO

   279

static char *FormatCommaNumber(char *buff, int32 number, const char* last)

   280

{

   281

	uint32 quot,divisor;

   282

	int i;

   283

	uint32 tot;

   284

	uint32 num;

   285

   286

	if (number < 0) {

   287

		*buff++ = '-';

   288

		number = -number;

   289

	}

   290

   291

	num = number;

   292

   293

	tot = 0;

   294

	for (i = 0; i != 10; i++) {

   295

		divisor = _divisor_table[i];

   296

		quot = 0;

   297

		if (num >= divisor) {

   298

			quot = num / _divisor_table[i];

   299

			num = num % _divisor_table[i];

   300

		}

   301

		if (tot |= quot || i == 9) {

   302

			*buff++ = '0' + quot;

   303

			if (i == 0 || i == 3 || i == 6) *buff++ = ',';

   304

		}

   305

	}

   306

   307

	*buff = '\0';

   308

   309

	return buff;

   310

}

   311

   312

// TODO

   313

static char *FormatNoCommaNumber(char *buff, int32 number, const char* last)

   314

{

   315

	uint32 quot,divisor;

   316

	int i;

   317

	uint32 tot;

   318

	uint32 num;

   319

   320

	if (number < 0) {

   321

		buff = strecpy(buff, "-", last);

   322

		number = -number;

   323

	}

   324

   325

	num = number;

   326

   327

	tot = 0;

   328

	for (i = 0; i != 10; i++) {

   329

		divisor = _divisor_table[i];

   330

		quot = 0;

   331

		if (num >= divisor) {

   332

			quot = num / _divisor_table[i];

   333

			num = num % _divisor_table[i];

   334

		}

   335

		if (tot |= quot || i == 9) {

   336

			*buff++ = '0' + quot;

   337

		}

   338

	}

   339

   340

	*buff = '\0';

   341

   342

	return buff;

   343

}

   344

   345

   346

static char *FormatYmdString(char *buff, Date date, const char* last)

   347

{

   348

	YearMonthDay ymd;

   349

   350

	ConvertDateToYMD(date, &ymd);

   351

   352

	buff = strecpy(buff, GetStringPtr(ymd.day + STR_01AC_1ST - 1), last);

   353

	buff = strecpy(buff, " ", last);

   354

	buff = strecpy(buff, GetStringPtr(STR_0162_JAN + ymd.month), last);

   355

	buff = strecpy(buff, " ", last);

   356

   357

	return FormatNoCommaNumber(buff, ymd.year, last);

   358

}

   359

   360

static char *FormatMonthAndYear(char *buff, Date date, const char* last)

   361

{

   362

	YearMonthDay ymd;

   363

   364

	ConvertDateToYMD(date, &ymd);

   365

   366

	buff = strecpy(buff, GetStringPtr(STR_MONTH_JAN + ymd.month), last);

   367

	buff = strecpy(buff, " ", last);

   368

   369

	return FormatNoCommaNumber(buff, ymd.year, last);

   370

}

   371

   372

static char *FormatTinyDate(char *buff, Date date, const char* last)

   373

{

   374

	YearMonthDay ymd;

   375

   376

	ConvertDateToYMD(date, &ymd);

   377

	buff += snprintf(

   378

		buff, last - buff + 1,

   379

		" %02i-%02i-%04i", ymd.day, ymd.month + 1, ymd.year

   380

	);

   381

   382

	return buff;

   383

}

   384

   385

static char *FormatGenericCurrency(char *buff, const CurrencySpec *spec, int64 number, bool compact, const char* last)

   386

{

   387

	const char* multiplier = "";

   388

	char buf[40];

   389

	char* p;

   390

	int j;

   391

   392

	// multiply by exchange rate

   393

	number *= spec->rate;

   394

   395

	// convert from negative

   396

	if (number < 0) {

   397

		buff = strecpy(buff, "-", last);

   398

		number = -number;

   399

	}

   400

   401

	/* Add prefix part, folowing symbol_pos specification.

   402

	 * Here, it can can be either 0 (prefix) or 2 (both prefix anf suffix).

   403

	 * The only remaining value is 1 (suffix), so everything that is not 1 */

   404

	if (spec->symbol_pos != 1) buff = strecpy(buff, spec->prefix, last);

   405

   406

	// for huge numbers, compact the number into k or M

   407

	if (compact) {

   408

		if (number >= 1000000000) {

   409

			number = (number + 500000) / 1000000;

   410

			multiplier = "M";

   411

		} else if (number >= 1000000) {

   412

			number = (number + 500) / 1000;

   413

			multiplier = "k";

   414

		}

   415

	}

   416

   417

	// convert to ascii number and add commas

   418

	p = endof(buf);

   419

	*--p = '\0';

   420

	j = 4;

   421

	do {

   422

		if (--j == 0) {

   423

			*--p = spec->separator;

   424

			j = 3;

   425

		}

   426

		*--p = '0' + number % 10;

   427

	} while ((number /= 10) != 0);

   428

	buff = strecpy(buff, p, last);

   429

   430

	buff = strecpy(buff, multiplier, last);

   431

   432

	/* Add suffix part, folowing symbol_pos specification.

   433

	 * Here, it can can be either 1 (suffix) or 2 (both prefix anf suffix).

   434

	 * The only remaining value is 1 (prefix), so everything that is not 0 */

   435

	if (spec->symbol_pos != 0) buff = strecpy(buff, spec->suffix, last);

   436

   437

	return buff;

   438

}

   439

   440

static int DeterminePluralForm(int32 n)

   441

{

   442

	// The absolute value determines plurality

   443

	if (n < 0) n = -n;

   444

   445

	switch (_langpack->plural_form) {

   446

	// Two forms, singular used for one only

   447

	// Used in:

   448

	//   Danish, Dutch, English, German, Norwegian, Swedish, Estonian, Finnish,

   449

	//   Greek, Hebrew, Italian, Portuguese, Spanish, Esperanto

   450

	case 0:

   451

	default:

   452

		return n != 1;

   453

   454

	// Only one form

   455

	// Used in:

   456

	//   Hungarian, Japanese, Korean, Turkish

   457

	case 1:

   458

		return 0;

   459

   460

	// Two forms, singular used for zero and one

   461

	// Used in:

   462

	//   French, Brazilian Portuguese

   463

	case 2:

   464

		return n > 1;

   465

   466

	// Three forms, special case for zero

   467

	// Used in:

   468

	//   Latvian

   469

	case 3:

   470

		return n%10==1 && n%100!=11 ? 0 : n != 0 ? 1 : 2;

   471

   472

	// Three forms, special case for one and two

   473

	// Used in:

   474

	//   Gaelige (Irish)

   475

	case 4:

   476

		return n==1 ? 0 : n==2 ? 1 : 2;

   477

   478

	// Three forms, special case for numbers ending in 1[2-9]

   479

	// Used in:

   480

	//   Lithuanian

   481

	case 5:

   482

		return n%10==1 && n%100!=11 ? 0 : n%10>=2 && (n%100<10 || n%100>=20) ? 1 : 2;

   483

   484

	// Three forms, special cases for numbers ending in 1 and 2, 3, 4, except those ending in 1[1-4]

   485

	// Used in:

   486

	//   Croatian, Czech, Russian, Slovak, Ukrainian

   487

	case 6:

   488

		return n%10==1 && n%100!=11 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 || n%100>=20) ? 1 : 2;

   489

   490

	// Three forms, special case for one and some numbers ending in 2, 3, or 4

   491

	// Used in:

   492

	//   Polish

   493

	case 7:

   494