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/* $Id$ */

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     3

#include "stdafx.h"

     4

#include "openttd.h"

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#include "functions.h"

     6

#include "window.h"

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#include "string.h"

     8

#include "table/strings.h"

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#include "hal.h"

    10

#include "variables.h"

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    12

#include <dirent.h>

    13

#include <unistd.h>

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#include <sys/stat.h>

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#include <time.h>

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#include <signal.h>

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    18

#ifdef USE_HOMEDIR

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#include <pwd.h>

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#endif

    21

    22

#if (defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L) || defined(__GLIBC__)

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	#define HAS_STATVFS

    24

#endif

    25

    26

#ifdef HAS_STATVFS

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#include <sys/statvfs.h>

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#endif

    29

    30

    31

#ifdef __MORPHOS__

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#include <exec/types.h>

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ULONG __stack = (1024*1024)*2; // maybe not that much is needed actually ;)

    34

#endif /* __MORPHOS__ */

    35

    36

#ifdef __AMIGA__

    37

#warning add stack symbol to avoid that user needs to set stack manually (tokai)

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// ULONG __stack =

    39

#endif

    40

    41

#if defined(__APPLE__)

    42

	#if defined(WITH_SDL)

    43

		//the mac implementation needs this file included in the same file as main()

    44

		#include <SDL.h>

    45

	#endif

    46

#endif

    47

    48

static char *_fios_path;

    49

static char *_fios_save_path;

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static char *_fios_scn_path;

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static FiosItem *_fios_items;

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static int _fios_count, _fios_alloc;

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    54

static FiosItem *FiosAlloc(void)

    55

{

    56

	if (_fios_count == _fios_alloc) {

    57

		_fios_alloc += 256;

    58

		_fios_items = realloc(_fios_items, _fios_alloc * sizeof(FiosItem));

    59

	}

    60

	return &_fios_items[_fios_count++];

    61

}

    62

    63

int compare_FiosItems(const void *a, const void *b)

    64

{

    65

	const FiosItem *da = (const FiosItem *)a;

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	const FiosItem *db = (const FiosItem *)b;

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	int r;

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    69

	if (_savegame_sort_order < 2) // sort by date

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		r = da->mtime < db->mtime ? -1 : 1;

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	else

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		r = strcasecmp(da->title, db->title);

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    74

	if (_savegame_sort_order & 1) r = -r;

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	return r;

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}

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    78

    79

// Get a list of savegames

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FiosItem *FiosGetSavegameList(int *num, int mode)

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{

    82

	FiosItem *fios;

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	DIR *dir;

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	struct dirent *dirent;

    85

	struct stat sb;

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	int sort_start;

    87

	char filename[MAX_PATH];

    88

    89

	if (_fios_save_path == NULL) {

    90

		_fios_save_path = malloc(MAX_PATH);

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		strcpy(_fios_save_path, _path.save_dir);

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	}

    93

    94

	_fios_path = _fios_save_path;

    95

    96

	// Parent directory, only if not in root already.

    97

	if (_fios_path[1] != '\0') {

    98

		fios = FiosAlloc();

    99

		fios->type = FIOS_TYPE_PARENT;

   100

		fios->mtime = 0;

   101

		strcpy(fios->name, "..");

   102

		strcpy(fios->title, ".. (Parent directory)");

   103

	}

   104

   105

	// Show subdirectories first

   106

	dir = opendir(_fios_path);

   107

	if (dir != NULL) {

   108

		while ((dirent = readdir(dir)) != NULL) {

   109

			snprintf(filename, lengthof(filename), "%s/%s",

   110

				_fios_path, dirent->d_name);

   111

			if (!stat(filename, &sb) && S_ISDIR(sb.st_mode) &&

   112

					dirent->d_name[0] != '.') {

   113

				fios = FiosAlloc();

   114

				fios->type = FIOS_TYPE_DIR;

   115

				fios->mtime = 0;

   116

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   117

				snprintf(fios->title, lengthof(fios->title),

   118

					"%s/ (Directory)", dirent->d_name);

   119

			}

   120

		}

   121

		closedir(dir);

   122

	}

   123

   124

	{

   125

		/* XXX ugly global variables ... */

   126

		byte order = _savegame_sort_order;

   127

		_savegame_sort_order = 2; // sort ascending by name

   128

		qsort(_fios_items, _fios_count, sizeof(FiosItem), compare_FiosItems);

   129

		_savegame_sort_order = order;

   130

	}

   131

   132

	// this is where to start sorting

   133

	sort_start = _fios_count;

   134

   135

	/* Show savegame files

   136

	 * .SAV OpenTTD saved game

   137

	 * .SS1 Transport Tycoon Deluxe preset game

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	 * .SV1 Transport Tycoon Deluxe (Patch) saved game

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	 * .SV2 Transport Tycoon Deluxe (Patch) saved 2-player game

   140

	 */

   141

	dir = opendir(_fios_path);

   142

	if (dir != NULL) {

   143

		while ((dirent = readdir(dir)) != NULL) {

   144

			char *t;

   145

   146

			snprintf(filename, lengthof(filename), "%s/%s",

   147

				_fios_path, dirent->d_name);

   148

			if (stat(filename, &sb) || S_ISDIR(sb.st_mode)) continue;

   149

   150

			t = strrchr(dirent->d_name, '.');

   151

			if (t != NULL && strcasecmp(t, ".sav") == 0) { // OpenTTD

   152

				fios = FiosAlloc();

   153

				fios->type = FIOS_TYPE_FILE;

   154

				fios->mtime = sb.st_mtime;

   155

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   156

   157

				*t = '\0'; // strip extension

   158

				ttd_strlcpy(fios->title, dirent->d_name, lengthof(fios->title));

   159

			} else if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO) {

   160

				if (t != NULL && (

   161

							strcasecmp(t, ".ss1") == 0 ||

   162

							strcasecmp(t, ".sv1") == 0 ||

   163

							strcasecmp(t, ".sv2") == 0

   164

						)) { // TTDLX(Patch)

   165

					fios = FiosAlloc();

   166

					fios->type = FIOS_TYPE_OLDFILE;

   167

					fios->mtime = sb.st_mtime;

   168

					ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   169

					GetOldSaveGameName(fios->title, filename);

   170

				}

   171

			}

   172

		}

   173

		closedir(dir);

   174

	}

   175

   176

	qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);

   177

	*num = _fios_count;

   178

	return _fios_items;

   179

}

   180

   181

// Get a list of scenarios

   182

// FIXME: Gross code duplication with FiosGetSavegameList()

   183

FiosItem *FiosGetScenarioList(int *num, int mode)

   184

{

   185

	FiosItem *fios;

   186

	DIR *dir;

   187

	struct dirent *dirent;

   188

	struct stat sb;

   189

	int sort_start;

   190

	char filename[MAX_PATH];

   191

   192

	if (_fios_scn_path == NULL) {

   193

		_fios_scn_path = malloc(MAX_PATH);

   194

		strcpy(_fios_scn_path, _path.scenario_dir);

   195

	}

   196

   197

	_fios_path = _fios_scn_path;

   198

   199

	// Parent directory, only if not of the type C:\.

   200

	if (_fios_path[1] != '\0' && mode != SLD_NEW_GAME) {

   201

		fios = FiosAlloc();

   202

		fios->type = FIOS_TYPE_PARENT;

   203

		fios->mtime = 0;

   204

		strcpy(fios->title, ".. (Parent directory)");

   205

	}

   206

   207

	// Show subdirectories first

   208

	dir = opendir(_fios_path);

   209

	if (dir != NULL) {

   210

		while ((dirent = readdir(dir)) != NULL) {

   211

			snprintf(filename, lengthof(filename), "%s/%s",

   212

				_fios_path, dirent->d_name);

   213

			if (!stat(filename, &sb) && S_ISDIR(sb.st_mode) &&

   214

					dirent->d_name[0] != '.') {

   215

				fios = FiosAlloc();

   216

				fios->type = FIOS_TYPE_DIR;

   217

				fios->mtime = 0;

   218

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   219

				snprintf(fios->title, lengthof(fios->title), "%s/ (Directory)", dirent->d_name);

   220

			}

   221

		}

   222

		closedir(dir);

   223

	}

   224

   225

	{

   226

		/* XXX ugly global variables ... */

   227

		byte order = _savegame_sort_order;

   228

		_savegame_sort_order = 2; // sort ascending by name

   229

		qsort(_fios_items, _fios_count, sizeof(FiosItem), compare_FiosItems);

   230

		_savegame_sort_order = order;

   231

	}

   232

   233

	// this is where to start sorting

   234

	sort_start = _fios_count;

   235

   236

	/* Show scenario files

   237

	 * .SCN OpenTTD style scenario file

   238

	 * .SV0 Transport Tycoon Deluxe (Patch) scenario

   239

	 * .SS0 Transport Tycoon Deluxe preset scenario

   240

	 */

   241

	dir = opendir(_fios_path);

   242

	if (dir != NULL) {

   243

		while ((dirent = readdir(dir)) != NULL) {

   244

			char *t;

   245

   246

			snprintf(filename, lengthof(filename), "%s/%s", _fios_path, dirent->d_name);

   247

			if (stat(filename, &sb) || S_ISDIR(sb.st_mode)) continue;

   248

   249

			t = strrchr(dirent->d_name, '.');

   250

			if (t != NULL && strcasecmp(t, ".scn") == 0) { // OpenTTD

   251

				fios = FiosAlloc();

   252

				fios->type = FIOS_TYPE_SCENARIO;

   253

				fios->mtime = sb.st_mtime;

   254

				ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   255

   256

				*t = '\0'; // strip extension

   257

				ttd_strlcpy(fios->title, dirent->d_name, lengthof(fios->title));

   258

			} else if (mode == SLD_LOAD_GAME || mode == SLD_LOAD_SCENARIO ||

   259

					mode == SLD_NEW_GAME) {

   260

				if (t != NULL && (

   261

							strcasecmp(t, ".sv0") == 0 ||

   262

							strcasecmp(t, ".ss0") == 0

   263

						)) { // TTDLX(Patch)

   264

					fios = FiosAlloc();

   265

					fios->type = FIOS_TYPE_OLD_SCENARIO;

   266

					fios->mtime = sb.st_mtime;

   267

					GetOldScenarioGameName(fios->title, filename);

   268

					ttd_strlcpy(fios->name, dirent->d_name, lengthof(fios->name));

   269

				}

   270

			}

   271

		}

   272

		closedir(dir);

   273

	}

   274

   275

	qsort(_fios_items + sort_start, _fios_count - sort_start, sizeof(FiosItem), compare_FiosItems);

   276

	*num = _fios_count;

   277

	return _fios_items;

   278

}

   279

   280

   281

// Free the list of savegames

   282

void FiosFreeSavegameList(void)

   283

{

   284

	free(_fios_items);

   285

	_fios_items = NULL;

   286

	_fios_alloc = _fios_count = 0;

   287

}

   288

   289

// Browse to

   290

char *FiosBrowseTo(const FiosItem *item)

   291

{

   292

	char *path = _fios_path;

   293

	char *s;

   294

   295

	switch (item->type) {

   296

		case FIOS_TYPE_PARENT:

   297

			s = strrchr(path, '/');

   298

			if (s != path)

   299

				s[0] = '\0';

   300

			else

   301

				s[1] = '\0';

   302

			break;

   303

   304

		case FIOS_TYPE_DIR:

   305

			if (path[1] != '\0') strcat(path, "/");

   306

			strcat(path, item->name);

   307

			break;

   308

   309

		case FIOS_TYPE_FILE:

   310

		case FIOS_TYPE_OLDFILE:

   311

		case FIOS_TYPE_SCENARIO:

   312

		case FIOS_TYPE_OLD_SCENARIO: {

   313

			static char str_buffr[512];

   314

   315

			sprintf(str_buffr, "%s/%s", path, item->name);

   316

			return str_buffr;

   317

		}

   318

	}

   319

   320

	return NULL;

   321

}

   322

   323

/**

   324

 * Get descriptive texts. Returns the path and free space

   325

 * left on the device

   326

 * @param path string describing the path

   327

 * @param tfs total free space in megabytes, optional (can be NULL)

   328

 * @return StringID describing the path (free space or failure)

   329

 */

   330

StringID FiosGetDescText(const char **path, uint32 *tot)

   331

{

   332

	uint32 free = 0;

   333

	*path = _fios_path[0] != '\0' ? _fios_path : "/";

   334

   335

#ifdef HAS_STATVFS

   336

	{

   337

		struct statvfs s;

   338

   339

		if (statvfs(*path, &s) == 0) {

   340

			free = (uint64)s.f_frsize * s.f_bavail >> 20;

   341

		} else

   342

			return STR_4006_UNABLE_TO_READ_DRIVE;

   343

	}

   344

#endif

   345

	if (tot != NULL) *tot = free;

   346

	return STR_4005_BYTES_FREE;

   347

}

   348

   349

void FiosMakeSavegameName(char *buf, const char *name)

   350

{

   351

	const char* extension;

   352

	const char* period;

   353

   354

	if (_game_mode == GM_EDITOR)

   355

		extension = ".scn";

   356

	else

   357

		extension = ".sav";

   358

   359

	// Don't append the extension, if it is already there

   360

	period = strrchr(name, '.');

   361

	if (period != NULL && strcasecmp(period, extension) == 0) extension = "";

   362

   363

	sprintf(buf, "%s/%s%s", _fios_path, name, extension);

   364

}

   365

   366

bool FiosDelete(const char *name)

   367

{

   368

	char path[512];

   369

   370

	snprintf(path, lengthof(path), "%s/%s", _fios_path, name);

   371

	return unlink(path) == 0;

   372

}

   373

   374

bool FileExists(const char *filename)

   375

{

   376

	return access(filename, 0) == 0;

   377

}

   378

   379

static int LanguageCompareFunc(const void *a, const void *b)

   380

{

   381

	return strcmp(*(const char* const *)a, *(const char* const *)b);

   382

}

   383

   384

int GetLanguageList(char **languages, int max)

   385

{

   386

	DIR *dir;

   387

	struct dirent *dirent;

   388

	int num = 0;

   389

   390

	dir = opendir(_path.lang_dir);

   391

	if (dir != NULL) {

   392

		while ((dirent = readdir(dir)) != NULL) {

   393

			char *t = strrchr(dirent->d_name, '.');

   394

   395

			if (t != NULL && strcmp(t, ".lng") == 0) {

   396

				languages[num++] = strdup(dirent->d_name);

   397

				if (num == max) break;

   398

			}

   399

		}

   400

		closedir(dir);

   401

	}

   402

   403

	qsort(languages, num, sizeof(char*), LanguageCompareFunc);

   404

	return num;

   405

}

   406

   407

#if defined(__BEOS__) || defined(__linux__)

   408

static void ChangeWorkingDirectory(char *exe)

   409

{

   410

	char *s = strrchr(exe, '/');

   411

	if (s != NULL) {

   412

		*s = '\0';

   413

		chdir(exe);

   414

		*s = '/';

   415

	}

   416

}

   417

#endif

   418

   419

void ShowInfo(const char *str)

   420

{

   421

	puts(str);

   422

}

   423

   424

void ShowOSErrorBox(const char *buf)

   425

{

   426

#if defined(__APPLE__)

   427

	// this creates an NSAlertPanel with the contents of 'buf'

   428

	// this is the native and nicest way to do this on OSX

   429

	ShowMacDialog( buf, "See readme for more info\nMost likely you are missing files from the original TTD", "Quit" );

   430

#else

   431

	// all systems, but OSX

   432

	fprintf(stderr, "\033[1;31mError: %s\033[0;39m\n", buf);

   433

#endif

   434

}

   435

   436

int CDECL main(int argc, char* argv[])

   437

{

   438

	// change the working directory to enable doubleclicking in UIs

   439

#if defined(__BEOS__) || defined(__linux__)

   440

	ChangeWorkingDirectory(argv[0]);

   441

#endif

   442

   443

	_random_seeds[0][1] = _random_seeds[0][0] = time(NULL);

   444

	SeedMT(_random_seeds[0][1]);

   445

   446

	signal(SIGPIPE, SIG_IGN);

   447

   448

	return ttd_main(argc, argv);

   449

}

   450

   451

void DeterminePaths(void)

   452

{

   453

	char *s;

   454

   455

	_path.game_data_dir = malloc(MAX_PATH);

   456

	ttd_strlcpy(_path.game_data_dir, GAME_DATA_DIR, MAX_PATH);

   457

	#if defined SECOND_DATA_DIR

   458

	_path.second_data_dir = malloc(MAX_PATH);

   459

	ttd_strlcpy(_path.second_data_dir, SECOND_DATA_DIR, MAX_PATH);

   460

	#endif

   461

   462

#if defined(USE_HOMEDIR)

   463

	{

   464

		const char *homedir = getenv("HOME");

   465

   466

		if (homedir == NULL) {

   467

			const struct passwd *pw = getpwuid(getuid());

   468

			if (pw != NULL) homedir = pw->pw_dir;

   469

		}

   470

   471

		_path.personal_dir = str_fmt("%s" PATHSEP "%s", homedir, PERSONAL_DIR);

   472

	}

   473

   474

#else /* not defined(USE_HOMEDIR) */

   475

   476

	_path.personal_dir = malloc(MAX_PATH);

   477

	ttd_strlcpy(_path.personal_dir, PERSONAL_DIR, MAX_PATH);

   478

   479

	// check if absolute or relative path

   480

	s = strchr(_path.personal_dir, '/');

   481

   482

	// add absolute path

   483

	if (s == NULL || _path.personal_dir != s) {

   484

		getcwd(_path.personal_dir, MAX_PATH);

   485

		s = strchr(_path.personal_dir, 0);

   486

		*s++ = '/';

   487

		ttd_strlcpy(s, PERSONAL_DIR, MAX_PATH);

   488

	}

   489

   490

#endif /* defined(USE_HOMEDIR) */

   491

   492

	s = strchr(_path.personal_dir, 0);

   493

   494

	// append a / ?

   495

	if (s[-1] != '/') strcpy(s, "/");

   496

   497

	_path.save_dir = str_fmt("%ssave", _path.personal_dir);

   498

	_path.autosave_dir = str_fmt("%s/autosave", _path.save_dir);