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 "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);

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

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

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    38

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

    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

    44

	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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	},

    87

    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,

    95

		STR_TONS,

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		STR_TONS,

    97

		STR_TONS,

    98

		STR_LITERS,

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		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.

   156

// 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)

   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));

   181

			break;

   182

   183

		case 14:

   184

			if (index >= 0xE4)

   185

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

   186

			break;

   187

   188

		// User defined name

   189

		case 15:

   190

			return GetName(index, buffr);

   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);

   197

			}

   198

			break;

   199

   200

		case 28:

   201

			GetGRFString(buff, index);

   202

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

   203

   204

		case 29:

   205

			GetGRFString(buff, index + 0x800);

   206

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

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   208

		case 30:

   209

			GetGRFString(buff, index + 0x1000);

   210

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

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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], NULL);

   217

			}

   218

   219

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

   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));

   230

}

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   232

char *GetString(char *buffr, StringID string)

   233

{

   234

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

   235

}

   236

   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

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

   274

{

   275

	uint32 quot,divisor;

   276

	int i;

   277

	uint32 tot;

   278

	uint32 num;

   279

   280

	if (number < 0) {

   281

		*buff++ = '-';

   282

		number = -number;

   283

	}

   284

   285

	num = number;

   286

   287

	tot = 0;

   288

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

   289

		divisor = _divisor_table[i];

   290

		quot = 0;

   291

		if (num >= divisor) {

   292

			quot = num / _divisor_table[i];

   293

			num = num % _divisor_table[i];

   294

		}

   295

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

   296

			*buff++ = '0' + quot;

   297

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

   298

		}

   299

	}

   300

   301

	*buff = '\0';

   302

   303

	return buff;

   304

}

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   306

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

   307

{

   308

	uint32 quot,divisor;

   309

	int i;

   310

	uint32 tot;

   311

	uint32 num;

   312

   313

	if (number < 0) {

   314

		*buff++ = '-';

   315

		number = -number;

   316

	}

   317

   318

	num = number;

   319

   320

	tot = 0;

   321

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

   322

		divisor = _divisor_table[i];

   323

		quot = 0;

   324

		if (num >= divisor) {

   325

			quot = num / _divisor_table[i];

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			num = num % _divisor_table[i];

   327

		}

   328

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

   329

			*buff++ = '0' + quot;

   330

		}

   331

	}

   332

   333

	*buff = '\0';

   334

   335

	return buff;

   336

}

   337

   338

   339

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

   340

{

   341

	const char *src;

   342

	YearMonthDay ymd;

   343

   344

	ConvertDateToYMD(date, &ymd);

   345

   346

	for (src = GetStringPtr(ymd.day + STR_01AC_1ST - 1); (*buff++ = *src++) != '\0';) {}

   347

	buff[-1] = ' ';

   348

   349

	for (src = GetStringPtr(STR_0162_JAN + ymd.month); (*buff++ = *src++) != '\0';) {}

   350

	buff[-1] = ' ';

   351

   352

	return FormatNoCommaNumber(buff, ymd.year);

   353

}

   354

   355

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

   356

{

   357

	const char *src;

   358

	YearMonthDay ymd;

   359

   360

	ConvertDateToYMD(date, &ymd);

   361

   362

	for (src = GetStringPtr(STR_MONTH_JAN + ymd.month); (*buff++ = *src++) != '\0';) {}

   363

	buff[-1] = ' ';

   364

   365

	return FormatNoCommaNumber(buff, ymd.year);

   366

}

   367

   368

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

   369

{

   370

	YearMonthDay ymd;

   371

   372

	ConvertDateToYMD(date, &ymd);

   373

	buff += sprintf(buff, " %02i-%02i-%04i", ymd.day, ymd.month + 1, ymd.year);

   374

   375

	return buff;

   376

}

   377

   378

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

   379

{

   380

	const char *s;

   381

	char c;

   382

	char buf[40], *p;

   383

	int j;

   384

   385

	// multiply by exchange rate

   386

	number *= spec->rate;

   387

   388

	// convert from negative

   389

	if (number < 0) {

   390

		*buff++ = '-';

   391

		number = -number;

   392

	}

   393

   394

	/* Add prefix part, folowing symbol_pos specification.

   395

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

   396

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

   397

	if (spec->symbol_pos != 1){

   398

		s = spec->prefix;

   399

		while (s != spec->prefix + lengthof(spec->prefix) && (c = *(s++)) != '\0') *(buff)++ = c;

   400

	}

   401

   402

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

   403

	if (compact) {

   404

		compact = 0;

   405

		if (number >= 1000000000) {

   406

			number = (number + 500000) / 1000000;

   407

			compact = 'M';

   408

		} else if (number >= 1000000) {

   409

			number = (number + 500) / 1000;

   410

			compact = 'k';

   411

		}

   412

	}

   413

   414

	// convert to ascii number and add commas

   415

	p = buf;

   416

	j = 4;

   417

	do {

   418

		if (--j == 0) {

   419

			*p++ = spec->separator;

   420

			j = 3;

   421

		}

   422

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

   423

	} while (number /= 10);

   424

	do *buff++ = *--p; while (p != buf);

   425

   426

	if (compact) *buff++ = compact;

   427

   428

	/* Add suffix part, folowing symbol_pos specification.

   429

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

   430

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

   431

	if (spec->symbol_pos != 0) {

   432

		s = spec->suffix;

   433

		while (s != spec->suffix + lengthof(spec->suffix) && (c = *(s++)) != '\0') *(buff++) = c;

   434

	}

   435

   436

	return buff;

   437

}

   438

   439

static int DeterminePluralForm(int32 n)

   440

{

   441

	// The absolute value determines plurality

   442

	if (n < 0) n = -n;

   443

   444

	switch (_langpack->plural_form) {

   445

	// Two forms, singular used for one only

   446

	// Used in:

   447

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

   448

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

   449

	case 0:

   450

	default:

   451

		return n != 1;

   452

   453

	// Only one form

   454

	// Used in:

   455

	//   Hungarian, Japanese, Korean, Turkish

   456

	case 1:

   457

		return 0;

   458

   459

	// Two forms, singular used for zero and one

   460

	// Used in:

   461

	//   French, Brazilian Portuguese

   462

	case 2:

   463

		return n > 1;

   464

   465

	// Three forms, special case for zero

   466

	// Used in:

   467

	//   Latvian

   468

	case 3:

   469

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

   470

   471

	// Three forms, special case for one and two

   472

	// Used in:

   473

	//   Gaelige (Irish)

   474

	case 4:

   475

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

   476

   477

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

   478

	// Used in:

   479

	//   Lithuanian

   480

	case 5:

   481

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

   482

   483

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

   484

	// Used in:

   485

	//   Croatian, Czech, Russian, Slovak, Ukrainian

   486

	case 6:

   487

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

   488

   489

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

   490

	// Used in:

   491

	//   Polish

   492

	case 7:

   493

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

   494

   495

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

   496

	// Used in:

   497