00001
00002
00003
00004
00005
00006
00007
00008
00009
00012 #include "../stdafx.h"
00013 #include "../strgen/strgen.h"
00014 #include "../debug.h"
00015 #include "../fileio_func.h"
00016 #include "../tar_type.h"
00017 #include "../script/squirrel_class.hpp"
00018 #include "../strings_func.h"
00019 #include "game_text.hpp"
00020 #include "game.hpp"
00021 #include "game_info.hpp"
00022
00023 #include "table/strings.h"
00024
00025 #include <stdarg.h>
00026
00027 void CDECL strgen_warning(const char *s, ...)
00028 {
00029 char buf[1024];
00030 va_list va;
00031 va_start(va, s);
00032 vsnprintf(buf, lengthof(buf), s, va);
00033 va_end(va);
00034 DEBUG(script, 0, "%s:%d: warning: %s", _file, _cur_line, buf);
00035 _warnings++;
00036 }
00037
00038 void CDECL strgen_error(const char *s, ...)
00039 {
00040 char buf[1024];
00041 va_list va;
00042 va_start(va, s);
00043 vsnprintf(buf, lengthof(buf), s, va);
00044 va_end(va);
00045 DEBUG(script, 0, "%s:%d: error: %s", _file, _cur_line, buf);
00046 _errors++;
00047 }
00048
00049 void NORETURN CDECL strgen_fatal(const char *s, ...)
00050 {
00051 char buf[1024];
00052 va_list va;
00053 va_start(va, s);
00054 vsnprintf(buf, lengthof(buf), s, va);
00055 va_end(va);
00056 DEBUG(script, 0, "%s:%d: FATAL: %s", _file, _cur_line, buf);
00057 throw std::exception();
00058 }
00059
00065 LanguageStrings::LanguageStrings(const char *language, const char *end)
00066 {
00067 this->language = end == NULL ? strdup(language) : strndup(language, end - language);
00068 }
00069
00071 LanguageStrings::~LanguageStrings()
00072 {
00073 free(this->language);
00074 }
00075
00081 LanguageStrings *ReadRawLanguageStrings(const char *file)
00082 {
00083 LanguageStrings *ret = NULL;
00084 try {
00085 size_t to_read;
00086 FILE *fh = FioFOpenFile(file, "rb", GAME_DIR, &to_read);
00087 if (fh == NULL) {
00088 return NULL;
00089 }
00090
00091 const char *langname = strrchr(file, PATHSEPCHAR);
00092 if (langname == NULL) {
00093 langname = file;
00094 } else {
00095 langname++;
00096 }
00097
00098
00099 if (*langname == '.' || *langname == 0) return NULL;
00100
00101 ret = new LanguageStrings(langname, strchr(langname, '.'));
00102
00103 char buffer[2048];
00104 while (to_read != 0 && fgets(buffer, sizeof(buffer), fh) != NULL) {
00105 size_t len = strlen(buffer);
00106
00107
00108 size_t i = len;
00109 while (i > 0 && (buffer[i - 1] == '\r' || buffer[i - 1] == '\n' || buffer[i - 1] == ' ')) i--;
00110 buffer[i] = '\0';
00111
00112 *ret->lines.Append() = strndup(buffer, to_read);
00113
00114 if (len > to_read) {
00115 to_read = 0;
00116 } else {
00117 to_read -= len;
00118 }
00119 }
00120
00121 return ret;
00122 } catch (...) {
00123 delete ret;
00124 return NULL;
00125 }
00126 }
00127
00128
00130 struct StringListReader : StringReader {
00131 const char * const *p;
00132 const char * const *end;
00133
00141 StringListReader(StringData &data, const LanguageStrings *strings, bool master, bool translation) :
00142 StringReader(data, strings->language, master, translation), p(strings->lines.Begin()), end(strings->lines.End())
00143 {
00144 }
00145
00146 char *ReadLine(char *buffer, size_t size)
00147 {
00148 if (this->p == this->end) return NULL;
00149
00150 strncpy(buffer, *this->p, size);
00151 this->p++;
00152
00153 return buffer;
00154 }
00155 };
00156
00158 struct TranslationWriter : LanguageWriter {
00159 StringList *strings;
00160
00165 TranslationWriter(StringList *strings) : strings(strings)
00166 {
00167 }
00168
00169 void WriteHeader(const LanguagePackHeader *header)
00170 {
00171
00172 }
00173
00174 void Finalise()
00175 {
00176
00177 }
00178
00179 void WriteLength(uint length)
00180 {
00181
00182 }
00183
00184 void Write(const byte *buffer, size_t length)
00185 {
00186 char *dest = MallocT<char>(length + 1);
00187 memcpy(dest, buffer, length);
00188 dest[length] = '\0';
00189 *this->strings->Append() = dest;
00190 }
00191 };
00192
00194 struct StringNameWriter : HeaderWriter {
00195 StringList *strings;
00196
00201 StringNameWriter(StringList *strings) : strings(strings)
00202 {
00203 }
00204
00205 void WriteStringID(const char *name, int stringid)
00206 {
00207 if (stringid == (int)this->strings->Length()) *this->strings->Append() = strdup(name);
00208 }
00209
00210 void Finalise(const StringData &data)
00211 {
00212
00213 }
00214 };
00215
00219 class LanguageScanner : protected FileScanner {
00220 private:
00221 GameStrings *gs;
00222 char *exclude;
00223
00224 public:
00226 LanguageScanner(GameStrings *gs, const char *exclude) : gs(gs), exclude(strdup(exclude)) {}
00227 ~LanguageScanner() { free(exclude); }
00228
00232 void Scan(const char *directory)
00233 {
00234 this->FileScanner::Scan(".txt", directory, false);
00235 }
00236
00237 bool AddFile(const char *filename, size_t basepath_length, const char *tar_filename)
00238 {
00239 if (strcmp(filename, exclude) == 0) return true;
00240
00241 *gs->raw_strings.Append() = ReadRawLanguageStrings(filename);
00242 return true;
00243 }
00244 };
00245
00250 GameStrings *LoadTranslations()
00251 {
00252 const GameInfo *info = Game::GetInfo();
00253 char filename[512];
00254 strecpy(filename, info->GetMainScript(), lastof(filename));
00255 char *e = strrchr(filename, PATHSEPCHAR);
00256 if (e == NULL) return NULL;
00257 e++;
00258
00259 strecpy(e, "lang" PATHSEP "english.txt", lastof(filename));
00260 if (!FioCheckFileExists(filename, GAME_DIR)) return NULL;
00261
00262 GameStrings *gs = new GameStrings();
00263 try {
00264 *gs->raw_strings.Append() = ReadRawLanguageStrings(filename);
00265
00266
00267 LanguageScanner scanner(gs, filename);
00268 strecpy(e, "lang" PATHSEP, lastof(filename));
00269 size_t len = strlen(filename);
00270
00271 const char *tar_filename = info->GetTarFile();
00272 TarList::iterator iter;
00273 if (tar_filename != NULL && (iter = _tar_list[GAME_DIR].find(tar_filename)) != _tar_list[GAME_DIR].end()) {
00274
00275
00276 TarFileList::iterator tar;
00277 FOR_ALL_TARS(tar, GAME_DIR) {
00278
00279 if (tar->second.tar_filename != iter->first) continue;
00280
00281
00282 if (tar->first.size() <= len || tar->first.compare(0, len, filename) != 0) continue;
00283 if (tar->first.compare(tar->first.size() - 4, 4, ".txt") != 0) continue;
00284
00285 scanner.AddFile(tar->first.c_str(), 0, tar_filename);
00286 }
00287 } else {
00288
00289 scanner.Scan(filename);
00290 }
00291
00292 gs->Compile();
00293 return gs;
00294 } catch (...) {
00295 delete gs;
00296 return NULL;
00297 }
00298 }
00299
00301 void GameStrings::Compile()
00302 {
00303 StringData data(1);
00304 StringListReader master_reader(data, this->raw_strings[0], true, false);
00305 master_reader.ParseFile();
00306 if (_errors != 0) throw std::exception();
00307
00308 this->version = data.Version();
00309
00310 StringNameWriter id_writer(&this->string_names);
00311 id_writer.WriteHeader(data);
00312
00313 for (LanguageStrings **p = this->raw_strings.Begin(); p != this->raw_strings.End(); p++) {
00314 data.FreeTranslation();
00315 StringListReader translation_reader(data, *p, false, strcmp((*p)->language, "english") != 0);
00316 translation_reader.ParseFile();
00317 if (_errors != 0) throw std::exception();
00318
00319 LanguageStrings *compiled = *this->compiled_strings.Append() = new LanguageStrings((*p)->language);
00320 TranslationWriter writer(&compiled->lines);
00321 writer.WriteLang(data);
00322 }
00323 }
00324
00326 GameStrings *_current_data = NULL;
00327
00333 const char *GetGameStringPtr(uint id)
00334 {
00335 if (id >= _current_data->cur_language->lines.Length()) return GetStringPtr(STR_UNDEFINED);
00336 return _current_data->cur_language->lines[id];
00337 }
00338
00343 void RegisterGameTranslation(Squirrel *engine)
00344 {
00345 delete _current_data;
00346 _current_data = LoadTranslations();
00347 if (_current_data == NULL) return;
00348
00349 HSQUIRRELVM vm = engine->GetVM();
00350 sq_pushroottable(vm);
00351 sq_pushstring(vm, _SC("GSText"), -1);
00352 if (SQ_FAILED(sq_get(vm, -2))) return;
00353
00354 int idx = 0;
00355 for (const char * const *p = _current_data->string_names.Begin(); p != _current_data->string_names.End(); p++, idx++) {
00356 sq_pushstring(vm, OTTD2SQ(*p), -1);
00357 sq_pushinteger(vm, idx);
00358 sq_rawset(vm, -3);
00359 }
00360
00361 sq_pop(vm, 2);
00362
00363 ReconsiderGameScriptLanguage();
00364 }
00365
00369 void ReconsiderGameScriptLanguage()
00370 {
00371 if (_current_data == NULL) return;
00372
00373 char temp[MAX_PATH];
00374 strecpy(temp, _current_language->file, temp + sizeof(temp));
00375
00376
00377 char *l = strrchr(temp, '.');
00378 assert(l != NULL);
00379 *l = '\0';
00380
00381
00382 char *language = strrchr(temp, PATHSEPCHAR);
00383 assert(language != NULL);
00384 language++;
00385
00386 for (LanguageStrings **p = _current_data->compiled_strings.Begin(); p != _current_data->compiled_strings.End(); p++) {
00387 if (strcmp((*p)->language, language) == 0) {
00388 _current_data->cur_language = *p;
00389 return;
00390 }
00391 }
00392
00393 _current_data->cur_language = _current_data->compiled_strings[0];
00394 }