source: AE/Installer/trunk/source/subs.cpp@ 312

Last change on this file since 312 was 312, checked in by gumby, 16 years ago
File size: 21.2 KB
Line 
1/*
2 AE/Mod Installer
3 v1.0
4 by Gumby and Iritscen
5*/
6
7#define DEBUG
8
9#include <string>
10#include <iostream>
11#include <cctype>
12#include <vector>
13#include <fstream>
14#include <errno.h>
15#include "boost/filesystem.hpp" // includes all needed Boost.Filesystem declarations
16#include "methods.h"
17
18#ifdef WIN32
19 #include <windows.h>
20#else // assume we're on Mac
21 #include <stdlib.h>
22 #include <dirent.h>
23#endif
24
25#ifdef WIN32
26 const string strOniSplit = "Onisplit.exe";
27 const string strImportOption = "-import:nosep";
28 const char* strClsCmd = "cls";
29 const char* strPauseCmd = "PAUSE";
30#else // set up Mac equivalents since we're in Mac OS
31 const string strOniSplit = "mono Onisplit.exe";
32 const string strImportOption = "-import:sep";
33 const char* strClsCmd = "clear";
34 const char* strPauseCmd = "read -n 1 -p \"Press any key to continue\"";
35#endif
36
37using namespace boost::filesystem;
38using namespace std;
39
40const string strInstallerVersion = "1.0";
41const bool SPLIT = 1;
42const bool NOT_SPLIT = 0;
43bool splitInstances = SPLIT;
44
45int main(void)
46{
47 // SetConsoleTitle("AE Installer"); windows junk, convert to SDL
48 // system("color 0A");
49
50 cout << "\nWelcome to the AE installer!\n";
51 cout << "\nWhat would you like to do?\n";
52
53 return mainMenu();
54}
55
56int mainMenu(void)
57{
58 char choice = '0';
59 bool exit = false;
60 int err = 0;
61
62 do
63 {
64 cout << "\n1. Globalize data\n";
65 cout << "2. Install new packages\n";
66 cout << "3. Uninstall packages\n";
67 cout << "4. See what is installed\n";
68 cout << "5. About AE\n";
69 cout << "6. Quit\n\n";
70
71 choice = cin.get();
72 cin.ignore(128, '\n');
73 switch(choice)
74 {
75 case '1':
76 err = globalizeData();
77 break;
78 case '2':
79 err = installPackages();
80 break;
81 case '3':
82 err = uninstallPackages();
83 break;
84 case '4':
85 err = listInstalledPackages();
86 break;
87 case '5':
88 err = printInstallerInfo();
89 break;
90 case '6':
91 exit = true;
92 break;
93 default:
94 cout << "Please choose one of the above numbers, and press Enter.\n\n";
95 }
96 if (err) // if something fatal happened
97 exit = true;
98 } while(!exit);
99
100 return err;
101}
102
103int globalizeData(void)
104{
105 int err = 0;
106
107 try {
108 int levels[15] = {0, 1, 2, 3, 4, 6, 8, 9, 10, 11, 12, 13, 14, 18, 19}; // the levels Oni has
109 char choice = 0;
110
111 //SetCurrentDirectory("C:/Program Files/Oni/edition/install");
112 char levelnum[3];
113 path Characters = "../GameDataFolder/level0_Characters";
114 path Particles = "../GameDataFolder/level0_Particles";
115 path Archive = "../GameDataFolder/Archive";
116 path Textures = "../GameDataFolder/level0_Textures";
117 path Sounds = "../GameDataFolder/level0_Sounds";
118 path Animations = "../GameDataFolder/level0_Animations";
119 path TRAC = Animations / "level0_TRAC";
120 path TRAM = Animations / "level0_TRAM";
121
122 if (exists("../GameDataFolder/"))
123 {
124 cout << "\nIt looks like you've already globalized Oni's data.\nDo you want to re-globalize?\n(This will erase existing mods installed to the AE's game data.)"
125 << "\n1. Re-globalize"
126 << "\n2. Return to main menu\n";
127 choice = cin.get();
128 cin.ignore(128, '\n');
129 if (choice == '1')
130 remove_all("../GameDataFolder"); // remove AE GDF
131 if (choice == '2')
132 return 0;
133 }
134
135 create_directory( "../GameDataFolder/" );
136 create_directory( "packages" );
137 if (exists("packages/VanillaDats")) remove_all("packages/VanillaDats");
138 create_directory( "packages/VanillaDats" );
139
140 create_directory( "packages/VanillaDats/level0_Final/" );
141 create_directory( Characters );
142 create_directory( Particles );
143 create_directory( Archive );
144 create_directory( Textures );
145 create_directory( Sounds );
146 create_directory( Animations );
147 create_directory( TRAC );
148 create_directory( TRAM );
149
150 for(int i = 0; i < 15; i++)
151 {
152 sprintf(levelnum,"%d",levels[i]); // int to char array
153 exists("../../GameDataFolder/level" + (string)levelnum + "_Final");
154 system((strOniSplit + " -export ../GameDataFolder/level" + (string)levelnum + "_Final ../../GameDataFolder/level" + (string)levelnum + "_Final.dat").c_str());
155
156 create_directory( "packages/VanillaDats/level" + (string)levelnum + "_Final" ); //remember to cast your arrays as strings :)
157 create_directory( "packages/VanillaDats/level" + (string)levelnum + "_Final/level" + (string)levelnum + "_Final" );
158
159 directory_iterator end_iter;
160 for ( directory_iterator dir_itr( "../GameDataFolder/level" + (string)levelnum + "_Final" ); dir_itr != end_iter; ++dir_itr )
161 {
162 //cout << dir_itr->path().filename();
163 if ( is_regular_file( dir_itr->status() ) )
164 {
165
166 if ( dir_itr->path().filename().substr(0,8) == "TXMPfail" ||
167 dir_itr->path().filename().substr(0,9) == "TXMPlevel" ||
168 ( dir_itr->path().filename().substr(0,4) == "TXMP" && dir_itr->path().filename().find("intro")!=string::npos) ||
169 dir_itr->path().filename().substr(0,4) == "TXMB" ||
170 dir_itr->path().filename() == "M3GMpowerup_lsi.oni" ||
171 dir_itr->path().filename() == "TXMPlsi_icon.oni" ||
172 ( dir_itr->path().filename().substr(0,4) == "TXMB" && dir_itr->path().filename().find("splash_screen.oni")!=string::npos) )
173 {
174 cout <<dir_itr->path().filename() << "\n";
175 create_directory( dir_itr->path().parent_path() / "NoGlobal");
176 if(!exists( dir_itr->path().parent_path() / "NoGlobal" / dir_itr->filename())) rename(dir_itr->path(), dir_itr->path().parent_path() / "NoGlobal" /
177 dir_itr->filename());
178 else remove(dir_itr->path());
179 }
180 else if (dir_itr->path().filename().substr(0,4) == "TRAC") {
181 cout <<dir_itr->path().filename() << "\n";
182 if(!exists( TRAC / dir_itr->filename())) rename(dir_itr->path(), TRAC / dir_itr->filename());
183 else remove(dir_itr->path());
184 }
185 else if (dir_itr->path().filename().substr(0,4) == "TRAM") {
186 cout <<dir_itr->path().filename() << "\n";
187 if(!exists( TRAM / dir_itr->filename())) rename(dir_itr->path(), TRAM / dir_itr->filename());
188 else remove(dir_itr->path());
189 }
190 else if (dir_itr->path().filename().substr(0,4) == "ONSK" ||
191 dir_itr->path().filename().substr(0,4) == "TXMP") {
192 cout <<dir_itr->path().filename() << "\n";\
193 create_directory( dir_itr->path().parent_path() / "TexFix");
194 if(!exists( Textures / dir_itr->filename())) rename(dir_itr->path(), Textures / dir_itr->filename());
195 //rename(dir_itr->path(), dir_itr->path().parent_path() / "TexFix" / dir_itr->filename());
196 }
197 else if (dir_itr->path().filename().substr(0,4) == "ONCC"
198 || dir_itr->path().filename().substr(0,4) == "TRBS"
199 || dir_itr->path().filename().substr(0,4) == "TRMA"
200 || dir_itr->path().filename().substr(0,4) == "TRSC"
201 || dir_itr->path().filename().substr(0,4) == "TRAS") {
202 cout <<dir_itr->path().filename() << "\n";
203 if(!exists( Characters / dir_itr->filename())) rename(dir_itr->path(), Characters / dir_itr->filename());
204 else remove(dir_itr->path());
205 }
206 else if (dir_itr->path().filename().substr(0,4) == "OSBD"
207 || dir_itr->path().filename().substr(0,4) == "SNDD") {
208 cout << dir_itr->path().filename() << "\n";
209 if(!exists( Sounds / dir_itr->filename())) rename(dir_itr->path(), Sounds / dir_itr->filename());
210 else remove(dir_itr->path());
211 }
212 else if (dir_itr->path().filename().substr(0,5) == "BINA3"
213 || dir_itr->path().filename().substr(0,10) == "M3GMdebris"
214 || dir_itr->path().filename() == "M3GMtoxic_bubble.oni"
215 || dir_itr->path().filename().substr(0,8) == "M3GMelec"
216 || dir_itr->path().filename().substr(0,7) == "M3GMrat"
217 || dir_itr->path().filename().substr(0,7) == "M3GMjet"
218 || dir_itr->path().filename().substr(0,9) == "M3GMbomb_"
219 || dir_itr->path().filename() == "M3GMbarab_swave.oni"
220 || dir_itr->path().filename() == "M3GMbloodyfoot.oni"
221 ){
222 cout <<dir_itr->path().filename() << "\n";
223 if(!exists( Particles / dir_itr->filename())) rename(dir_itr->path(), Particles / dir_itr->filename());
224 else remove(dir_itr->path());
225 }
226 else if (dir_itr->path().filename().substr(0,4) == "AGDB"
227 || dir_itr->path().filename().substr(0,4) == "TRCM") {
228 cout <<dir_itr->path().filename() << "\n";
229
230 if(!exists( Archive / dir_itr->filename())) rename(dir_itr->path(), Archive / dir_itr->filename());
231 else remove(dir_itr->path());
232 }
233 }
234
235
236 }
237 system( (strOniSplit + " -move:delete " + Textures.string() + " ../GameDataFolder/level" + (string)levelnum + "_Final/TXMP*.oni").c_str());
238
239 }
240
241 for (int i = 0; i < 15; i++)
242 {
243 sprintf(levelnum,"%d",levels[i]);
244 system( (strOniSplit + " " + strImportOption + " ../GameDataFolder/level" + levelnum + "_Final packages/VanillaDats/level" + levelnum + "_Final/level"
245 + levelnum + "_Final/level" + levelnum + "_Final.oni").c_str());
246 }
247 path VanillaCharacters = "packages/VanillaDats/level0_Final/level0_Characters/level0_Characters.oni";
248 path VanillaParticles = "packages/VanillaDats/level0_Final/level0_Particles/level0_Particles.oni";
249 path VanillaTextures = "packages/VanillaDats/level0_Final/level0_Textures/level0_Textures.oni";
250 path VanillaSounds = "packages/VanillaDats/level0_Final/level0_Sounds/level0_Sounds.oni";
251 path VanillaAnimations = "packages/VanillaDats/level0_Final/level0_Animations/level0_Animations.oni";
252 path VanillaTRAC = "packages/VanillaDats/level0_Final/level0_Animations/level0_TRAC.oni";
253 path VanillaTRAM = "packages/VanillaDats/level0_Final/level0_Animations/level0_TRAM.oni";
254 create_directory( VanillaCharacters.parent_path() );
255 create_directory( VanillaParticles.parent_path() );
256 create_directory( VanillaTextures.parent_path() );
257 create_directory( VanillaSounds.parent_path() );
258 create_directory( VanillaAnimations.remove_filename() );
259 system((strOniSplit + " " + strImportOption + " " + Characters.string() + " " + VanillaCharacters.string()).c_str());
260 system((strOniSplit + " " + strImportOption + " " + Particles.string() + " " + VanillaParticles.string()).c_str());
261 system((strOniSplit + " " + strImportOption + " " + Textures.string() + " " + VanillaTextures.string()).c_str());
262 //system((strOniSplit + " " + strImportOption + (string)" " + Animations.string() + (string)" " + VanillaAnimations.string()).c_str());
263 system((strOniSplit + " " + strImportOption + " " + TRAC.string() + " " + VanillaTRAC.string()).c_str());
264 system((strOniSplit + " " + strImportOption + " " + Sounds.string() + " " + VanillaSounds.string()).c_str());
265 system((strOniSplit + " " + strImportOption + " " + TRAM.string() + " " + VanillaTRAM.string()).c_str());
266
267 create_directory("../GameDataFolder/IGMD");
268 copy_file("packages/VanillaBSL", "../GameDataFolder/IGMD");
269 }
270 catch (exception ex) {
271 cout << ex.what();
272 }
273 return err;
274}
275
276int installPackages(void)
277{
278 int err = 0;
279 ModPackage package;
280 vector<string> installed_packages;
281 vector<ModPackage> packages;
282 vector<ModPackage>::iterator iter;
283 vector<string> installString;
284
285 iter = packages.begin();
286 packages = getPackages();
287 vector<string> installedMods = getInstallString();
288
289 if (packages.empty())
290 {
291 cout << "Error: You have no packages!\n";
292 return 0;
293 }
294
295 cout << "Detecting installed packages...\n";
296
297 int index = 1;
298 char choice = '0';
299
300 for (vector<ModPackage>::iterator package_iter = packages.begin(); package_iter != packages.end(); ++package_iter)
301 {
302 if (!binary_search(installedMods.begin(), installedMods.end(), package_iter->modStringName))
303 { //package_iter->isInstalled :< I forgot about this...
304 //cout << index << " ";
305 system(strClsCmd);
306 cout << (*package_iter).name << "\n";
307 for (int character = 1; character <= (*package_iter).name.length() - 1; character++) cout << char(196); //does extended ASCII work in UNIX?
308 cout << "\n"
309 << (*package_iter).readme << "\n\n"
310 << "Please enter a number choice\n"
311 << " 1. Install\n"
312 << " 2. Don't Install\n"
313 << "";
314 index++;
315 choice = 0;
316
317 do
318 {
319 choice = cin.get();
320 cin.ignore(1280, '\n');
321 } while(choice == 0);
322
323 if (choice == '1')
324 {
325 cout << "\nInstalling...\n\n";
326 if (package_iter->hasOnis || (package_iter->hasDeltas /*(*package_iter).isUnpacked */ ))
327 {
328 installedMods.push_back(package_iter->modStringName);
329 system(strPauseCmd);
330 }
331 }
332 }
333 }
334 if (index == 1)
335 {
336 cout << "Error: All packages are already installed\n";
337 return 0;
338 }
339
340 sort(installedMods.begin(), installedMods.end());
341 //system(Onisplit.c_str());
342 recompileAll(installedMods);
343 system(strPauseCmd);
344
345 return err;
346}
347
348int uninstallPackages(void)
349{
350 cout << "\nThis feature not yet implemented.\n\n";
351
352 return 0;
353}
354
355int listInstalledPackages(void)
356{
357 cout << "\nThis feature not yet implemented.\n\n";
358
359 return 0;
360}
361
362int printInstallerInfo(void)
363{
364 cout << "\nAE/Mod Installer\n";
365 cout << "version " << strInstallerVersion << "\n";
366 cout << "by Gumby & Iritscen\n";
367 cout << "see http://oni.bungie.org/community/forums for more info\n\n";
368
369 return 0;
370}
371
372vector<ModPackage> getPackages(void)
373{
374 vector<ModPackage> packages;
375 packages.reserve(65536); // come on, we shouldn't need this much space...right?!
376 fstream file;
377 string filename = "\0";
378 string MODINFO_CFG = "Mod_Info.cfg";
379
380 try
381 {
382 directory_iterator end_iter;
383 for (directory_iterator dir_itr("./packages"); dir_itr != end_iter; ++dir_itr)
384 {
385 file.open((dir_itr->path().string() + "/" + MODINFO_CFG).c_str());
386 //cout << filename << "\n";
387
388 if(!file.fail())
389 {
390 cout << dir_itr->path().string() + MODINFO_CFG;
391 //would prefer to push a pointer to a package, but this will do for now
392 packages.push_back(fileToModPackage(file));
393 }
394 file.close();
395 file.clear();
396 }
397 }
398 catch (const std::exception & ex)
399 {
400 cout << "Warning, something odd happened!\n";
401 }
402
403 return packages;
404}
405
406ModPackage fileToModPackage(fstream &file)
407{
408 /*
409 This converts a file to a ModPackage struct.
410
411 A few notes...
412 "iter" is the current word we are on. I should have named it "token" or something, but I don't have multiple iterators, so its ok.
413 I refer to (*iter) at the beginning of each if statement block. I could probably store it as a variable, but I'm pretty sure that dereferencing a pointer\iterator isn't much
414 slower than reading a variable.
415 */
416 ModPackage package;
417 string line;
418 static string NameOfMod = "NameOfMod"; //used for comparing to the current token...
419 //I could have done it in reverse (*iter).compare("ModString") or
420 static string ARROW = "->"; //did something like "ModString".compare(*iter), and it would have been
421 static string ModString = "ModString"; //functionably the same.
422 static string HasOnis = "HasOnis";
423 static string HasDeltas = "HasDeltas";
424 static string HasBSL = "HasBSL";
425 static string HasDats = "HasDats";
426 static string IsEngine = "IsEngine";
427 static string Readme = "Readme";
428 static string GlobalNeeded = "GlobalNeeded";
429 static string Category = "Category";
430 static string Creator = "Creator";
431 while (! file.eof() )
432 {
433 getline (file,line);
434 vector<string> tokens;
435 vector<string>::iterator iter;
436 tokenize(line, tokens); //string to vector of "words"
437 if (tokens.capacity() >= 2) { //make sure they are using enough stuff
438 iter = tokens.begin(); //what word we are on, starts at first word
439 /*
440 if (!AEInstallVersion.compare(*iter))
441 If mod is too old, skip this mod.
442 */
443 /*else*/if (!NameOfMod.compare(*iter)) { //if it contains the name
444 for ( ; iter !=tokens.end() && SLASHSLASH.compare(*iter); iter++) { //interates through the words, ends if it reaches the end of the line or a "//" comment
445 if (ARROW.compare(*iter) && NameOfMod.compare(*iter)) { //ignores "->" and "NameOfMod"
446 //cout << *iter;
447 //cout << " ";
448 package.name += *iter + " ";
449 }
450 }
451
452 }
453 else if (!ModString.compare(*iter)) {
454 iter++; iter++;
455 package.modStringName = *iter;
456 iter++;
457 package.modStringVersion = atoi((*iter).c_str());
458 }
459 else if (!HasOnis.compare(*iter)) {
460 iter++; iter++;
461 if (toupper((*iter)[0]) + toupper((*iter)[1]) + toupper((*iter)[2]) == 'Y' + 'E' + 'S') package.hasOnis = 1; //Gotta love c++'s lack of a standard case-insensitive
462 else if (!HasBSL.compare(*iter)) { // string comparer...I know my implementation here sucks. I need to change it to check each character one by one. At the moment,
463 iter++; iter++;} // using "YFR" would probably set it off. :<
464
465 if (toupper((*iter)[0]) + toupper((*iter)[1]) + toupper((*iter)[2]) == 'Y' + 'E' + 'S') package.hasBSL = 1;
466 }
467 else if (!HasDeltas.compare(*iter)) {
468 iter++; iter++;
469 if (toupper((*iter)[0]) + toupper((*iter)[1]) + toupper((*iter)[2]) == 'Y' + 'E' + 'S') package.hasDeltas = 1;
470 }
471 else if (!HasDats.compare(*iter)) {
472 iter++; iter++;
473 if (toupper((*iter)[0]) + toupper((*iter)[1]) + toupper((*iter)[2]) == 'Y' + 'E' + 'S') package.hasDats = 1;
474 }
475 else if (!IsEngine.compare(*iter)) {
476 iter++; iter++;
477 if (toupper((*iter)[0]) + toupper((*iter)[1]) + toupper((*iter)[2]) == 'Y' + 'E' + 'S') package.isEngine = 1;
478 }
479 else if (!GlobalNeeded.compare(*iter)) {
480 iter++; iter++;
481 if (toupper((*iter)[0]) + toupper((*iter)[1]) + toupper((*iter)[2]) == 'Y' + 'E' + 'S') package.globalNeeded = 1;
482 else if (toupper((*iter)[0]) + toupper((*iter)[1]) == 'N' + 'O') package.globalNeeded = 1; //Really the only place where checking for "No" is important atm.
483 }
484 else if (!Category.compare(*iter)) {
485 for ( ; iter !=tokens.end() && SLASHSLASH.compare(*iter); iter++) { //interates through the words, ends if it reaches the end of the line or a "//" comment
486 if (ARROW.compare(*iter) && Category.compare(*iter)) { //ignores "->" and "Category"
487 //cout << *iter;
488 //cout << " ";
489 package.category += *iter + " ";
490 }
491 }
492 }
493 else if (!Creator.compare(*iter)) { //if it contains the name
494 for ( ; iter !=tokens.end() && SLASHSLASH.compare(*iter); iter++) { //interates through the words, ends if it reaches the end of the line or a "//" comment
495 if (ARROW.compare(*iter) && Creator.compare(*iter)) { //ignores "->" and "Category"
496 //cout << *iter;
497 //cout << " ";
498 package.creator += *iter + " ";
499 }
500 }
501 }
502 else if (!Readme.compare(*iter)) { //if it contains the name
503 for ( ; iter !=tokens.end() && SLASHSLASH.compare(*iter); iter++) { //interates through the words, ends if it reaches the end of the line or a "//" comment
504 if (ARROW.compare(*iter) && Readme.compare(*iter)) { //ignores "->" and "Category"
505 //cout << *iter;
506 //cout << " ";
507 package.readme += *iter + " ";
508 }
509 }
510 }
511 }
512
513 }
514 package.doOutput();
515 return package;
516}
517
518void recompileAll(vector<string> installedMods)
519{
520 cout << "Recompiling Data...\n";
521 path vanilla_dir = "./packages/VanillaDats/";
522 string importCommand = "";
523 if(splitInstances == SPLIT){
524 recursive_directory_iterator end_iter;
525 try {
526 for ( recursive_directory_iterator dir_itr( vanilla_dir );
527 dir_itr != end_iter;
528 ++dir_itr )
529 {
530 try
531 {
532 if ( is_directory( dir_itr->status() ) && dir_itr.level() == 1)
533 {
534 importCommand = strOniSplit + " " + strImportOption + " " + dir_itr->path().parent_path().string() + '/' + dir_itr->path().filename();
535 for (int i = 0; i < installedMods.size(); ++i) {
536 if (exists("packages/" + installedMods[i] + "/oni/" + dir_itr->path().parent_path().filename() + '/' + dir_itr->path().filename() ))
537 importCommand += " packages/" + installedMods[i] + "/oni/" + dir_itr->path().parent_path().filename() + '/' + dir_itr->path().filename();
538
539 //else cout << " packages/VanillaDats/" + installedMods[i] + "/oni/";
540 }
541 importCommand += " ../GameDataFolder/" + dir_itr->path().filename() + ".dat";
542 system(importCommand.c_str());
543 //cout << importCommand << "\n";
544 }
545 }
546 catch ( const std::exception & ex )
547 {
548 cout << "Warning, exception " << ex.what() << "!";
549 }
550 }
551 }
552 catch( const std::exception & ex ) {
553 cout << "Warning, exception " << ex.what() << "!\n"
554 << "You probably need to re-globalize.";
555 create_directory( "./packages/VanillaDats" );
556 }
557
558 }
559 else if(splitInstances == NOT_SPLIT){
560 directory_iterator end_iter;
561 for ( directory_iterator dir_itr( vanilla_dir );
562 dir_itr != end_iter;
563 ++dir_itr )
564 {
565 try
566 {
567 if ( is_directory( dir_itr->status() ) )
568 {
569 system((strOniSplit + " " + strImportOption + " " + vanilla_dir.string() + dir_itr->path().filename() + " " + "../GameDataFolder/" + dir_itr->path().filename()
570 + ".dat").c_str());
571 }
572 }
573 catch ( const std::exception & ex )
574 {
575 cout << "Warning, something odd happened!\n";
576 }
577 }
578 }
579}
580
581vector<string> getInstallString(void)
582{
583 system(strPauseCmd);
584 vector<string> returnval;
585 string file_name = "../GameDataFolder/ImportList.cfg";
586 string line;
587 fstream file;
588
589 if (exists(file_name))
590 {
591 file.open(file_name.c_str());
592 getline(file, line);
593 tokenize(line, returnval);
594 file.close();
595 file.clear();
596 sort(returnval.begin(), returnval.end());
597 }
598 else cout << "fail";
599
600 return returnval;
601}
602
603//stolen token function...
604void tokenize(const string& str, vector<string>& tokens, const string& delimiters)
605{
606 // Skip delimiters at beginning.
607 string::size_type lastPos = str.find_first_not_of(delimiters, 0);
608 // Find first "non-delimiter".
609 string::size_type pos = str.find_first_of(delimiters, lastPos);
610
611 while (string::npos != pos || string::npos != lastPos)
612 {
613 // Found a token, add it to the vector.
614 tokens.push_back(str.substr(lastPos, pos - lastPos));
615 // Skip delimiters. Note the "not_of"
616 lastPos = str.find_first_not_of(delimiters, pos);
617 // Find next "non-delimiter"
618 pos = str.find_first_of(delimiters, lastPos);
619 }
620}
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