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"

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#include "town.h"

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#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"

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#include "newgrf_text.h"

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#include "table/landscape_const.h"

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#include "music.h"

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#include "date.h"

    23

    24

#ifdef WIN32

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/* for opendir/readdir/closedir */

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# include "fios.h"

    27

#else

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# include <sys/types.h>

    29

# include <dirent.h>

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#endif /* WIN32 */

    31

    32

char _userstring[128];

    33

    34

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

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

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

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    38

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

    39

    40

typedef struct LanguagePack {

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	uint32 ident;

    42

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

    43

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

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

    45

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

    46

	uint16 offsets[32]; // the offsets

    47

	byte plural_form;   // how to compute plural forms

    48

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

    49

	char data[VARARRAY_SIZE];

    50

} LanguagePack;

    51

    52

static char **_langpack_offs;

    53

static LanguagePack *_langpack;

    54

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

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

    56

    57

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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    73

	{ /* 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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    88

	{ /* 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,

    97

		STR_TONS,

    98

		STR_LITERS,

    99

		STR_BAGS,

   100

		STR_TONS

   101

	},

   102

   103

	{ /* LT_CANDY */

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		STR_PASSENGERS,

   105

		STR_TONS,

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		STR_BAGS,

   107

		STR_NOTHING,

   108

		STR_NOTHING,

   109

		STR_TONS,

   110

		STR_TONS,

   111

		STR_LITERS,

   112

		STR_TONS,

   113

		STR_NOTHING,

   114

		STR_LITERS,

   115

		STR_NOTHING

   116

	}

   117

};

   118

   119

   120

// Read an int64 from the argv array.

   121

static inline int64 GetInt64(const int32 **argv)

   122

{

   123

	int64 result;

   124

   125

	assert(argv);

   126

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

   127

	(*argv)+=2;

   128

	return result;

   129

}

   130

   131

// Read an int32 from the argv array.

   132

static inline int32 GetInt32(const int32 **argv)

   133

{

   134

	assert(argv);

   135

	return *(*argv)++;

   136

}

   137

   138

// Read an array from the argv array.

   139

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

   140

{

   141

	const int32 *result;

   142

	assert(*argv);

   143

	result = *argv;

   144

	(*argv) += n;

   145

	return result;

   146

}

   147

   148

   149

#define NUM_BOUND_STRINGS 8

   150

   151

// Array to hold the bound strings.

   152

static const char *_bound_strings[NUM_BOUND_STRINGS];

   153

   154

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

   155

// slots for BindCString. NUM_BOUND_STRINGS slots are reserved.

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// Which means that after NUM_BOUND_STRINGS calls to BindCString,

   157

// the indices will be reused.

   158

static int _bind_index;

   159

   160

static const char *GetStringPtr(StringID string)

   161

{

   162

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

   163

}

   164

   165

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

   166

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

   167

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

   168

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

   169

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

   170

{

   171

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

   172

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

   173

	char buff[512];

   174

   175

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

   176

   177

	switch (tab) {

   178

		case 4:

   179

			if (index >= 0xC0)

   180

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

   181

			break;

   182

   183

		case 14:

   184

			if (index >= 0xE4)

   185

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

   186

			break;

   187

   188

		// User defined name

   189

		case 15:

   190

			return GetName(buffr, index, last);

   191

   192

		case 26:

   193

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

   194

			if (HASBIT(index, 10)) {

   195

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

   196

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

   197

			}

   198

			break;

   199

   200

		case 28:

   201

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

   202

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

   203

   204

		case 29:

   205

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

   206

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

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   208

		case 30:

   209

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

   210

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

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   212

		case 31:

   213

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

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			// but passed through verbatim.

   215

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

   216

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

   217

			}

   218

   219

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

   220

	}

   221

   222

	if (index >= _langtab_num[tab]) {

   223

		error(

   224

			"!String 0x%X is invalid. "

   225

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

   226

		);

   227

	}

   228

   229

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

   230

}

   231

   232

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

   233

{

   234

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

   235

}

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   237

   238

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

   239

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

   240

// so be careful.

   241

StringID BindCString(const char *str)

   242

{

   243

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

   244

	_bound_strings[idx] = str;

   245

	return idx + STR_SPEC_DYNSTRING;

   246

}

   247

   248

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

   249

void SetDParamStr(uint n, const char *str)

   250

{

   251

	SetDParam(n, BindCString(str));

   252

}

   253

   254

void InjectDParam(int amount)

   255

{

   256

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

   257

}

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   259

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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	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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   273

// TODO

   274

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

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{

   276

	uint32 quot,divisor;

   277

	int i;

   278

	uint32 tot;

   279

	uint32 num;

   280

   281

	if (number < 0) {

   282

		*buff++ = '-';

   283

		number = -number;

   284

	}

   285

   286

	num = number;

   287

   288

	tot = 0;

   289

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

   290

		divisor = _divisor_table[i];

   291

		quot = 0;

   292

		if (num >= divisor) {

   293

			quot = num / _divisor_table[i];

   294

			num = num % _divisor_table[i];

   295

		}

   296

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

   297

			*buff++ = '0' + quot;

   298

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

   299

		}

   300

	}

   301

   302

	*buff = '\0';

   303

   304

	return buff;

   305

}

   306

   307

// TODO

   308

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

   309

{

   310

	uint32 quot,divisor;

   311

	int i;

   312

	uint32 tot;

   313

	uint32 num;

   314

   315

	if (number < 0) {

   316

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

   317

		number = -number;

   318

	}

   319

   320

	num = number;

   321

   322

	tot = 0;

   323

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

   324

		divisor = _divisor_table[i];

   325

		quot = 0;

   326

		if (num >= divisor) {

   327

			quot = num / _divisor_table[i];

   328

			num = num % _divisor_table[i];

   329

		}

   330

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

   331

			*buff++ = '0' + quot;

   332

		}

   333

	}

   334

   335

	*buff = '\0';

   336

   337

	return buff;

   338

}

   339

   340

   341

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

   342

{

   343

	YearMonthDay ymd;

   344

   345

	ConvertDateToYMD(date, &ymd);

   346

   347

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

   348

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

   349

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

   350

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

   351

   352

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

   353

}

   354

   355

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

   356

{

   357

	YearMonthDay ymd;

   358

   359

	ConvertDateToYMD(date, &ymd);

   360

   361

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

   362

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

   363

   364

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

   365

}

   366

   367

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

   368

{

   369

	YearMonthDay ymd;

   370

   371

	ConvertDateToYMD(date, &ymd);

   372

	buff += snprintf(

   373

		buff, last - buff + 1,

   374

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

   375

	);

   376

   377

	return buff;

   378

}

   379

   380

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

   381

{

   382

	const char* multiplier = "";

   383

	char buf[40];

   384

	char* p;

   385

	int j;

   386

   387

	// multiply by exchange rate

   388

	number *= spec->rate;

   389

   390

	// convert from negative

   391

	if (number < 0) {

   392

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

   393

		number = -number;

   394

	}

   395

   396

	/* Add prefix part, folowing symbol_pos specification.

   397

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

   398

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

   399

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

   400

   401

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

   402

	if (compact) {

   403

		if (number >= 1000000000) {

   404

			number = (number + 500000) / 1000000;

   405

			multiplier = "M";

   406

		} else if (number >= 1000000) {

   407

			number = (number + 500) / 1000;

   408

			multiplier = "k";

   409

		}

   410

	}

   411

   412

	// convert to ascii number and add commas

   413

	p = endof(buf);

   414

	*--p = '\0';

   415

	j = 4;

   416

	do {

   417

		if (--j == 0) {

   418

			*--p = spec->separator;

   419

			j = 3;

   420

		}

   421

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

   422

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

   423

	buff = strecpy(buff, p, last);

   424

   425

	buff = strecpy(buff, multiplier, last);

   426

   427

	/* Add suffix part, folowing symbol_pos specification.

   428

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

   429

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

   430

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

   431

   432

	return buff;

   433

}

   434

   435

static int DeterminePluralForm(int32 n)

   436

{

   437

	// The absolute value determines plurality

   438

	if (n < 0) n = -n;

   439

   440

	switch (_langpack->plural_form) {

   441

	// Two forms, singular used for one only

   442

	// Used in:

   443

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

   444

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

   445

	case 0:

   446

	default:

   447

		return n != 1;

   448

   449

	// Only one form

   450

	// Used in:

   451

	//   Hungarian, Japanese, Korean, Turkish

   452

	case 1:

   453

		return 0;

   454

   455

	// Two forms, singular used for zero and one

   456

	// Used in:

   457

	//   French, Brazilian Portuguese

   458

	case 2:

   459

		return n > 1;

   460

   461

	// Three forms, special case for zero

   462

	// Used in:

   463

	//   Latvian

   464

	case 3:

   465

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

   466

   467

	// Three forms, special case for one and two

   468

	// Used in:

   469

	//   Gaelige (Irish)

   470

	case 4:

   471

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

   472

   473

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

   474

	// Used in:

   475

	//   Lithuanian

   476

	case 5:

   477

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

   478

   479

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

   480

	// Used in:

   481

	//   Croatian, Czech, Russian, Slovak, Ukrainian

   482

	case 6:

   483

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

   484

   485

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

   486

	// Used in:

   487

	//   Polish

   488

	case 7:

   489

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

   490

   491

	// Four forms, special case for one and all numbers ending in 02, 03, or 04

   492

	// Used in:

   493

	//   Slovenian

   494

	case 8: