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/* $Id$ */

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     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "currency.h"

     6

#include "functions.h"

     7

#include "string.h"

     8

#include "strings.h"

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#include "table/strings.h"

    10

#include "namegen.h"

    11

#include "station.h"

    12

#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"

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#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 "table/control_codes.h"

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#include "music.h"

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#include "date.h"

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#include "industry.h"

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    26

#ifdef WIN32

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/* for opendir/readdir/closedir */

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# include "fios.h"

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#else

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# include <sys/types.h>

    31

# include <dirent.h>

    32

#endif /* WIN32 */

    33

    34

char _userstring[128];

    35

    36

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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    40

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

    41

    42

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

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	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)

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	uint16 offsets[32]; // the offsets

    49

	byte plural_form;   // how to compute plural forms

    50

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

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	char data[VARARRAY_SIZE];

    52

} LanguagePack;

    53

    54

static char **_langpack_offs;

    55

static LanguagePack *_langpack;

    56

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

    57

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

    58

    59

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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    75

	{ /* 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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    90

	{ /* 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

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	},

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   105

	{ /* LT_CANDY */

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		STR_PASSENGERS,

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		STR_TONS,

   108

		STR_BAGS,

   109

		STR_NOTHING,

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		STR_NOTHING,

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		STR_TONS,

   112

		STR_TONS,

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		STR_LITERS,

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		STR_TONS,

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		STR_NOTHING,

   116

		STR_LITERS,

   117

		STR_NOTHING

   118

	}

   119

};

   120

   121

   122

// Read an int64 from the argv array.

   123

static inline int64 GetInt64(const int32 **argv)

   124

{

   125

	int64 result;

   126

   127

	assert(argv);

   128

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

   129

	(*argv)+=2;

   130

	return result;

   131

}

   132

   133

// Read an int32 from the argv array.

   134

static inline int32 GetInt32(const int32 **argv)

   135

{

   136

	assert(argv);

   137

	return *(*argv)++;

   138

}

   139

   140

// Read an array from the argv array.

   141

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

   142

{

   143

	const int32 *result;

   144

	assert(*argv);

   145

	result = *argv;

   146

	(*argv) += n;

   147

	return result;

   148

}

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   150

   151

#define NUM_BOUND_STRINGS 8

   152

   153

// Array to hold the bound strings.

   154

static const char *_bound_strings[NUM_BOUND_STRINGS];

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   156

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

   157

// slots for BindCString. NUM_BOUND_STRINGS slots are reserved.

   158

// Which means that after NUM_BOUND_STRINGS calls to BindCString,

   159

// the indices will be reused.

   160

static int _bind_index;

   161

   162

static const char *GetStringPtr(StringID string)

   163

{

   164

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

   165

}

   166

   167

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

   168

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

   169

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

   170

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

   171

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

   172

{

   173

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

   174

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

   175

	char buff[512];

   176

   177

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

   178

   179

	switch (tab) {

   180

		case 4:

   181

			if (index >= 0xC0)

   182

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

   183

			break;

   184

   185

		case 14:

   186

			if (index >= 0xE4)

   187

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

   188

			break;

   189

   190

		// User defined name

   191

		case 15:

   192

			return GetName(buffr, index, last);

   193

   194

		case 26:

   195

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

   196

			if (HASBIT(index, 10)) {

   197

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

   198

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

   199

			}

   200

			break;

   201

   202

		case 28:

   203

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

   204

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

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   206

		case 29:

   207

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

   208

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

   209

   210

		case 30:

   211

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

   212

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

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   214

		case 31:

   215

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

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			// but passed through verbatim.

   217

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

   218

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

   219

			}

   220

   221

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

   222

	}

   223

   224

	if (index >= _langtab_num[tab]) {

   225

		error(

   226

			"!String 0x%X is invalid. "

   227

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

   228

		);

   229

	}

   230

   231

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

   232

}

   233

   234

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

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{

   236

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

   237

}

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   239

   240

char *InlineString(char *buf, StringID string)

   241

{

   242

	buf += Utf8Encode(buf, SCC_STRING_ID);

   243

	buf += Utf8Encode(buf, string);

   244

	return buf;

   245

}

   246

   247

   248

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

   249

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

   250

// so be careful.

   251

StringID BindCString(const char *str)

   252

{

   253

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

   254

	_bound_strings[idx] = str;

   255

	return idx + STR_SPEC_DYNSTRING;

   256

}

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   258

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

   259

void SetDParamStr(uint n, const char *str)

   260

{

   261

	SetDParam(n, BindCString(str));

   262

}

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   264

void InjectDParam(int amount)

   265

{

   266

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

   267

}

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   269

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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   283

// TODO

   284

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

   285

{

   286

	uint32 quot,divisor;

   287

	int i;

   288

	uint32 tot;

   289

	uint32 num;

   290

   291

	if (number < 0) {

   292

		*buff++ = '-';

   293

		number = -number;

   294

	}

   295

   296

	num = number;

   297

   298

	tot = 0;

   299

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

   300

		divisor = _divisor_table[i];

   301

		quot = 0;

   302

		if (num >= divisor) {

   303

			quot = num / _divisor_table[i];

   304

			num = num % _divisor_table[i];

   305

		}

   306

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

   307

			*buff++ = '0' + quot;

   308

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

   309

		}

   310

	}

   311

   312

	*buff = '\0';

   313

   314

	return buff;

   315

}

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   317

// TODO

   318

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

   319

{

   320

	uint32 quot,divisor;

   321

	int i;

   322

	uint32 tot;

   323

	uint32 num;

   324

   325

	if (number < 0) {

   326

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

   327

		number = -number;

   328

	}

   329

   330

	num = number;

   331

   332

	tot = 0;

   333

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

   334

		divisor = _divisor_table[i];

   335

		quot = 0;

   336

		if (num >= divisor) {

   337

			quot = num / _divisor_table[i];

   338

			num = num % _divisor_table[i];

   339

		}

   340

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

   341

			*buff++ = '0' + quot;

   342

		}

   343

	}

   344

   345

	*buff = '\0';

   346

   347

	return buff;

   348

}

   349

   350

   351

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

   352

{

   353

	YearMonthDay ymd;

   354

   355

	ConvertDateToYMD(date, &ymd);

   356

   357

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

   358

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

   359

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

   360

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

   361

   362

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

   363

}

   364

   365

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

   366

{

   367

	YearMonthDay ymd;

   368

   369

	ConvertDateToYMD(date, &ymd);

   370

   371

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

   372

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

   373

   374

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

   375

}

   376

   377

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

   378

{

   379

	YearMonthDay ymd;

   380

   381

	ConvertDateToYMD(date, &ymd);

   382

	buff += snprintf(

   383

		buff, last - buff + 1,

   384

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

   385

	);

   386

   387

	return buff;

   388

}

   389

   390

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

   391

{

   392

	const char* multiplier = "";

   393

	char buf[40];

   394

	char* p;

   395

	int j;

   396

   397

	// multiply by exchange rate

   398

	number *= spec->rate;

   399

   400

	// convert from negative

   401

	if (number < 0) {

   402

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

   403

		number = -number;

   404

	}

   405

   406

	/* Add prefix part, folowing symbol_pos specification.

   407

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

   408

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

   409

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

   410

   411

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

   412

	if (compact) {

   413

		if (number >= 1000000000) {

   414

			number = (number + 500000) / 1000000;

   415

			multiplier = "M";

   416

		} else if (number >= 1000000) {

   417

			number = (number + 500) / 1000;

   418

			multiplier = "k";

   419

		}

   420

	}

   421

   422

	// convert to ascii number and add commas

   423

	p = endof(buf);

   424

	*--p = '\0';

   425

	j = 4;

   426

	do {

   427

		if (--j == 0) {

   428

			*--p = spec->separator;

   429

			j = 3;

   430

		}

   431

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

   432

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

   433

	buff = strecpy(buff, p, last);

   434

   435

	buff = strecpy(buff, multiplier, last);

   436

   437

	/* Add suffix part, folowing symbol_pos specification.

   438

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

   439

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

   440

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

   441

   442

	return buff;

   443

}

   444

   445

static int DeterminePluralForm(int32 n)

   446

{

   447

	// The absolute value determines plurality

   448

	if (n < 0) n = -n;

   449

   450

	switch (_langpack->plural_form) {

   451

	// Two forms, singular used for one only

   452

	// Used in:

   453

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

   454

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

   455

	case 0:

   456

	default:

   457

		return n != 1;

   458

   459

	// Only one form

   460

	// Used in:

   461

	//   Hungarian, Japanese, Korean, Turkish

   462

	case 1:

   463

		return 0;

   464

   465

	// Two forms, singular used for zero and one

   466

	// Used in:

   467

	//   French, Brazilian Portuguese

   468

	case 2:

   469

		return n > 1;

   470

   471

	// Three forms, special case for zero

   472

	// Used in:

   473

	//   Latvian

   474

	case 3:

   475

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

   476

   477

	// Three forms, special case for one and two

   478

	// Used in:

   479

	//   Gaelige (Irish)

   480

	case 4:

   481

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

   482

   483

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

   484

	// Used in:

   485

	//   Lithuanian

   486

	case 5:

   487

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

   488

   489

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

   490

	// Used in:

   491

	//   Croatian, Czech, Russian, Slovak, Ukrainian

   492

	case 6:

   493

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

   494