git.roojs.org Git - gitlive/blob - GitRepo.vala

   1
   2 /**
   3  * @class Scm.Git.Repo
   4  *
   5  * @extends Scm.Repo
   6  *
   7  *
   8  *
   9  */
  10 static GitRepo  _GitRepo;
  11
  12 public class GitRepo : Object
  13 {
  14
  15     public Gee.ArrayList<GitMonitorQueue> cmds;
  16
  17     public string name;
  18     public string gitdir;
  19     public string git_working_dir;
  20     public bool debug = false;
  21     public bool has_local_changes = false;
  22     public string host = "";
  23     public string git_status;
  24     public string git_diff;
  25     public string ahead_or_behind = "";
  26
  27     public Gee.HashMap<string,bool> ignore_files;
  28     public GitBranch currentBranch;
  29     public Gee.HashMap<string,GitBranch> branches; // accessed in GitBranch..
  30         public RooTicket? activeTicket;
  31     public  Gee.HashMap<string,GitRepo> cache;
  32
  33
  34
  35         public static GitRepo singleton()
  36     {
  37         if (_GitRepo == null) {
  38             _GitRepo = new GitRepo.single();
  39             _GitRepo.cache = new Gee.HashMap<string,GitRepo>();
  40         }
  41         return _GitRepo;
  42     }
  43
  44     /**
  45     * index of.. matching gitpath..
  46     */
  47     public static int indexOf( Array<GitRepo> repos, string gitpath) {
  48         // make a fake object to compare against..
  49         var test_repo = GitRepo.get(gitpath);
  50
  51         for(var i =0; i < repos.length; i++) {
  52             if (repos.index(i).gitdir == test_repo.gitdir) {
  53                 return i;
  54             }
  55         }
  56         return -1;
  57
  58     }
  59
  60
  61
  62
  63
  64     public static   Array<GitRepo> list()
  65     {
  66
  67         //if (GitRepo.list_cache !=  null) {
  68         //    unowned  Array<GitRepo>    ret = GitRepo.list_cache;
  69          //   return ret;
  70         //}
  71         var cache = GitRepo.singleton().cache;
  72         var list_cache = new Array<GitRepo>();
  73
  74         var dir = Environment.get_home_dir() + "/gitlive";
  75
  76         var f = File.new_for_path(dir);
  77         FileEnumerator file_enum;
  78         try {
  79             file_enum = f.enumerate_children(
  80                 FileAttribute.STANDARD_DISPLAY_NAME + ","+
  81                 FileAttribute.STANDARD_TYPE,
  82                 FileQueryInfoFlags.NONE,
  83                 null);
  84         } catch (Error e) {
  85
  86             return list_cache;
  87
  88         }
  89
  90         FileInfo next_file;
  91
  92         while (true) {
  93
  94             try {
  95                 next_file = file_enum.next_file(null);
  96                 if (next_file == null) {
  97                     break;
  98                 }
  99
 100             } catch (Error e) {
 101                 GLib.debug("Error: %s",e.message);
 102                 break;
 103             }
 104
 105             //print("got a file " + next_file.sudo () + '?=' + Gio.FileType.DIRECTORY);
 106
 107             if (next_file.get_file_type() !=  FileType.DIRECTORY) {
 108                 next_file = null;
 109                 continue;
 110             }
 111
 112             if (next_file.get_file_type() ==  FileType.SYMBOLIC_LINK) {
 113                 next_file = null;
 114                 continue;
 115             }
 116
 117             if (next_file.get_display_name()[0] == '.') {
 118                 next_file = null;
 119                 continue;
 120             }
 121             var sp = dir+"/"+next_file.get_display_name();
 122
 123             var gitdir = dir + "/" + next_file.get_display_name() + "/.git";
 124
 125             if (!FileUtils.test(gitdir, FileTest.IS_DIR)) {
 126                 continue;
 127             }
 128
 129                 var rep =  GitRepo.get(  sp );
 130                 list_cache.append_val(rep);
 131
 132         }
 133
 134         return list_cache;
 135
 136         }
 137
 138         public static GitRepo get(string path)
 139         {
 140                 var cache = GitRepo.singleton().cache;
 141                 if (cache.has_key(path)) {
 142                         return cache.get(path);
 143                 }
 144                 return new GitRepo(path);
 145         }
 146
 147     private GitRepo.single() {
 148                 // used to create the signleton
 149         }
 150     /**
 151      * constructor:
 152      *
 153      * @param {Object} cfg - Configuration
 154      *     (basically repopath is currently only critical one.)
 155      *
 156      */
 157
 158     private GitRepo(string path) {
 159         // cal parent?
 160         this.name =   File.new_for_path(path).get_basename();
 161         this.ignore_files = new Gee.HashMap<string,bool>();
 162
 163         this.git_working_dir = path;
 164         this.gitdir = path + "/.git";
 165         if (!FileUtils.test(this.gitdir , FileTest.IS_DIR)) {
 166             this.gitdir = path; // naked...
 167         }
 168         this.cmds = new  Gee.ArrayList<GitMonitorQueue> ();
 169
 170                 var cache = GitRepo.singleton().cache;
 171         //Repo.superclass.constructor.call(this,cfg);
 172                 if ( !cache.has_key(path) ) {
 173                         cache.set( path, this);
 174         }
 175
 176         var r = this.git({ "remote" , "get-url" , "--push" , "origin"});
 177         var uri = new Soup.URI(r);
 178         this.host = uri.get_host();
 179
 180
 181         this.loadBranches();
 182         this.loadActiveTicket();
 183         this.loadStatus();
 184     }
 185
 186     public bool is_master_branch()
 187     {
 188         // special branches that do not allow autopushing now...
 189         return this.currentBranch.name == "master" || this.currentBranch.name == "roojs";
 190
 191     }
 192
 193     public bool is_managed()
 194     {
 195         // is it a roojs origin?
 196
 197         if (this.host != "git.roojs.com") { // we can only push to this url. -- unless we have forced it to be managed.
 198                 return FileUtils.test(this.gitdir + "/.gitlive-managed" , FileTest.EXISTS);
 199         }
 200         // otherwise see if unmanaged is set to disable it..
 201         return !FileUtils.test(this.gitdir + "/.gitlive-unmanaged" , FileTest.EXISTS);
 202
 203     }
 204
 205
 206     public bool is_autocommit ()
 207     {
 208         return !FileUtils.test(this.gitdir + "/.gitlive-disable-autocommit" , FileTest.EXISTS);
 209     }
 210     public void set_autocommit(bool val)
 211     {
 212
 213                 var cur = this.is_autocommit();
 214                 GLib.debug("SET auto commit : %s <= %s", val ? "ON" : "OFF",  cur  ? "ON" : "OFF");
 215                 if (cur == val) {
 216                         return; // no change..
 217                 }
 218                 if (!val) {
 219                         FileUtils.set_contents(this.gitdir + "/.gitlive-disable-autocommit" , "x");
 220                 } else {
 221                         // it exists...
 222                         FileUtils.remove(this.gitdir + "/.gitlive-disable-autocommit" );
 223                 }
 224
 225     }
 226
 227     public bool is_auto_branch ()
 228     {
 229         if (this.name == "gitlog") {
 230                 return false;
 231                 }
 232                 // check remote...
 233         if (this.is_managed()) {
 234                 return true;
 235                 }
 236         return false;
 237
 238
 239     }
 240
 241     public void set_auto_branch(bool val)
 242     {
 243
 244                 var cur = this.is_auto_branch();
 245                 GLib.debug("SET auto branch : %s <= %s", val ? "ON" : "OFF",  cur  ? "ON" : "OFF");
 246
 247                 if (cur == val) {
 248                         return; // no change..
 249                 }
 250         if (this.host != "git.roojs.com") { // we can only push to this url. -- unless we have forced it to be managed.
 251                 // remote is not our server..
 252                 if (val) {
 253                         FileUtils.set_contents(this.gitdir + "/.gitlive-managed" , "x");
 254                 } else {
 255                         FileUtils.remove(this.gitdir + "/.gitlive-managed" );
 256                         }
 257                 return;
 258
 259         }
 260
 261         if (val) {
 262                         FileUtils.remove(this.gitdir + "/.gitlive-unmanaged" );
 263                 } else {
 264                 FileUtils.set_contents(this.gitdir + "/.gitlive-unmanaged" , "x");
 265
 266                 }
 267
 268
 269     }
 270     public bool is_autopush ()
 271     {
 272         return !FileUtils.test(this.gitdir + "/.gitlive-disable-autopush" , FileTest.EXISTS);
 273     }
 274     public void set_autopush(bool val)
 275     {
 276
 277                 var cur = this.is_autopush();
 278                 GLib.debug("SET auto push : %s <= %s", val ? "ON" : "OFF",  cur  ? "ON" : "OFF");
 279                 if (cur == val) {
 280                         return; // no change..
 281                 }
 282                 if (!val) {
 283                         FileUtils.set_contents(this.gitdir + "/.gitlive-disable-autopush" , "");
 284                 } else {
 285                         // it exists...
 286                         FileUtils.remove(this.gitdir + "/.gitlive-disable-autopush" );
 287                 }
 288
 289     }
 290
 291
 292         public void loadStatus()
 293         {
 294                 var r = this.git({ "status" , "--porcelain" });
 295                 this.git_status = r;
 296                 this.has_local_changes = r.length > 0;
 297
 298                 var rs = this.git({ "status" , "-sb" });
 299
 300                 this.ahead_or_behind = rs.contains("[ahead") ? "A" : (rs.contains("[behind") ? "B" : "");
 301
 302
 303                 this.git_diff  = this.git({ "diff" , "HEAD", "--no-color" });
 304         }
 305
 306
 307     public void loadBranches()
 308     {
 309
 310         GitBranch.loadBranches(this);
 311     }
 312
 313
 314
 315
 316     public string branchesToString()
 317     {
 318         var ret = "";
 319                 foreach( var br in this.branches.values) {
 320                         if (br.name == "") {
 321                                 continue;
 322                         }
 323                         ret += ret.length > 0 ? "\n"  : "";
 324                         ret += br.name;
 325
 326                 }
 327                 return ret;
 328
 329     }
 330      public static void doMerges(string action, string ticket_id, string commit_message)
 331     {
 332        GitMonitor.gitmonitor.stop();
 333
 334        var commitrevs = "";
 335        var sucess = true;
 336        foreach(var  repo in GitRepo.singleton().cache.values) {
 337                if (repo.activeTicket != null && repo.activeTicket.id == ticket_id) {
 338                        var res = repo.doMerge(action,ticket_id, commit_message);
 339                        if (!res) {
 340                                sucess = false;
 341                                continue;
 342                        }
 343                        commitrevs += commitrevs.length > 0 ? " " : "";
 344                        commitrevs += repo.currentBranch.lastrev;
 345                }
 346        }
 347        if (sucess && action == "CLOSE") {
 348                RooTicket.singleton().getById(ticket_id).close(commitrevs);
 349        }
 350        GitMonitor.gitmonitor.start();
 351     }
 352
 353
 354     public bool doMerge(string action, string ticket_id, string commit_message)
 355     {
 356        // in theory we should check to see if other repo's have got the same branch and merge all them at the same time.
 357        // also need to decide which branch we will merge into?
 358                    var ret = "";
 359                    if (action == "CLOSE" || action == "LEAVE") {
 360
 361                try {
 362                    var oldbranch = this.currentBranch.name;
 363                    this.setActiveTicket(null, "master");
 364                            string [] cmd = { "merge",   "--squash",  oldbranch };
 365                            this.git( cmd );
 366                            cmd = { "commit",   "-a" , "-m",  commit_message };
 367                            this.git( cmd );
 368                            this.push();
 369                            this.loadBranches(); // updates lastrev..
 370
 371                        var notification = new Notify.Notification(
 372                                "Merged branch %s to master".printf(oldbranch),
 373                                "",
 374                                 "dialog-information"
 375
 376                        );
 377
 378                        notification.set_timeout(5);
 379                        notification.show();
 380
 381                // close ticket..
 382                return true;
 383
 384            } catch (Error e) {
 385
 386                GitMonitor.gitmonitor.pauseError(e.message);
 387                return false;
 388            }
 389            // error~?? -- show the error dialog...
 390                    return false;
 391        }
 392        if (action == "MASTER") {
 393                // merge master into ours..
 394                        try {
 395                        string[] cmd = { "merge",  "master" };
 396                        this.git( cmd );
 397                        var notification = new Notify.Notification(
 398                                        "Merged code from master to %s".printf(this.currentBranch.name),
 399                                        "",
 400                                         "dialog-information"
 401
 402                                );
 403                                notification.set_timeout(5);
 404                                notification.show();
 405
 406                        return true;
 407                        } catch (Error e) {
 408                        GitMonitor.gitmonitor.pauseError(e.message);
 409                        return false;
 410                    }
 411            }
 412        if (action == "EXIT") {
 413                        try {
 414                        var oldbranch  = this.currentBranch.name;
 415                          this.setActiveTicket(null, "master");
 416                        this.loadBranches();
 417                        var notification = new Notify.Notification(
 418                                        "Left branch %s".printf(oldbranch),
 419                                        "",
 420                                         "dialog-information"
 421
 422                                );
 423                                notification.set_timeout(5);
 424                                notification.show();
 425
 426                        return true;
 427                    } catch (Error e) {
 428                        GitMonitor.gitmonitor.pauseError(e.message);
 429
 430                        return false;
 431                    }
 432                    // error~?? -- show the error dialog...
 433
 434        }
 435        return false;
 436     }
 437
 438     public void loadActiveTicket()
 439     {
 440         this.activeTicket = null;
 441         if (!FileUtils.test(this.gitdir + "/.gitlive-active-ticket" , FileTest.EXISTS)) {
 442                 return;
 443         }
 444         string ticket_id;
 445         FileUtils.get_contents(this.gitdir + "/.gitlive-active-ticket" , out ticket_id);
 446         if (ticket_id.length < 1) {
 447                 return;
 448                 }
 449                 this.activeTicket = RooTicket.singleton().getById(ticket_id.strip());
 450
 451
 452     }
 453
 454
 455
 456     public bool setActiveTicket(RooTicket? ticket, string branchname)
 457     {
 458         if (!this.createBranchNamed(branchname)) {
 459                 return false;
 460                 }
 461                 if (ticket != null) {
 462                 FileUtils.set_contents(this.gitdir + "/.gitlive-active-ticket" , ticket.id);
 463         } else {
 464                 FileUtils.remove(this.gitdir + "/.gitlive-active-ticket" );
 465         }
 466         this.activeTicket = ticket;
 467         return true;
 468     }
 469
 470     public bool createBranchNamed(string branchname)
 471     {
 472
 473
 474                      if (this.branches.has_key(branchname)) {
 475                         this.switchToExistingBranchNamed(branchname);
 476
 477                     } else {
 478                                  this.createNewBranchNamed(branchname);
 479
 480                     }
 481                        var notification = new Notify.Notification(
 482                        "Changed to branch %s".printf(branchname),
 483                        "",
 484                         "dialog-information"
 485
 486                );
 487
 488                notification.set_timeout(5);
 489                notification.show();
 490
 491
 492          this.loadBranches(); // update branch list...
 493          //GitMonitor.gitmonitor.runQueue(); // no point - we have hidden the queue..
 494          return true;
 495     }
 496      bool switchToExistingBranchNamed(string branchname)
 497      {
 498                 var stash = false;
 499                                          // this is where it get's tricky...
 500                 string files = "";
 501                 try {
 502                                 string[] cmd = { "ls-files" ,  "-m" };                   // list the modified files..
 503                                 files = this.git(cmd);
 504                                 stash = files.length> 1 ;
 505
 506
 507                                 cmd = { "stash" };
 508                                 if (stash) { this.git(cmd); }
 509
 510                                 this.pull();
 511
 512                                 cmd = { "checkout", branchname  };
 513                                 this.git(cmd);
 514                   } catch(Error e) {
 515                                 GitMonitor.gitmonitor.pauseError(e.message);
 516                                 return false;
 517                   }
 518                 try {
 519                    if (branchname != "master") {
 520                        string[] cmd = { "merge", "master"  };
 521                             this.git(cmd);
 522                             this.push();
 523
 524                     }
 525
 526                 } catch(Error e) {
 527                     string[] cmd = { "checkout", "master"  };
 528                     this.git(cmd);
 529                         GitMonitor.gitmonitor.pauseError(
 530                                 "Use\n\na) git checkout %s\nb) git mergetool\nc) git commit\nd) git push\n d) stash pop \ne) start gitlive again\n".printf(
 531                                         branchname)
 532                                  + e.message
 533                         );
 534                         return false;
 535
 536                 }
 537                 try {
 538                     string[]  cmd = { "stash", "pop"  };
 539                     if (stash) {
 540                         this.git(cmd);
 541                         var fl = files.split("\n");
 542                         cmd = { "commit", "-m" , "Changed " + string.joinv("",fl) };
 543                         foreach(var f in fl) {
 544                                 if (f.length < 1) continue;
 545                                 cmd += f;
 546                         }
 547                         this.git(cmd);
 548                 }
 549
 550
 551
 552                 } catch(Error ee) {
 553                         GitMonitor.gitmonitor.pauseError(ee.message);
 554                         return false;
 555                 }
 556        this.push();
 557        return true;
 558
 559      }
 560
 561
 562
 563      bool createNewBranchNamed(string branchname)
 564      {
 565                 var stash = false;
 566                  try {
 567                                 string[] cmd = { "ls-files" ,  "-m" };                   // list the modified files..
 568                                 var files = this.git(cmd);
 569                                 stash = files.length> 1 ;
 570
 571                          cmd = { "checkout", "-b" , branchname  };
 572                         this.git(cmd);
 573
 574                cmd = { "push", "-u" , "origin" ,"HEAD"  };
 575                         this.git(cmd);
 576                                 if (stash) {
 577
 578                                 var fl = files.split("\n");
 579                                 cmd = { "commit", "-m" , "Changed " + string.joinv("",fl) };
 580                                 foreach(var f in fl) {
 581                                         if (f.length < 1) continue;
 582                                         cmd += f;
 583                                 }
 584                                 this.git(cmd);
 585                                 this.push();
 586                         }
 587
 588
 589                 } catch(Error ee) {
 590                                 GitMonitor.gitmonitor.pauseError(ee.message);
 591                                 return false;
 592                         }
 593                         return true;
 594
 595      }
 596
 597
 598
 599     /**
 600      * add:
 601      * add files to track.
 602      *
 603      * @argument {Array} files the files to add.
 604      */
 605     public string add ( Gee.ArrayList<GitMonitorQueue> files ) throws Error, SpawnError
 606     {
 607         // should really find out if these are untracked files each..
 608         // we run multiple versions to make sure that if one failes, it does not ignore the whole lot..
 609         // not sure if that is how git works.. but just be certian.
 610         var ret = "";
 611         for (var i = 0; i < files.size;i++) {
 612             var f = files.get(i).vname;
 613             try {
 614                 string[] cmd = { "add",    f  };
 615                 this.git( cmd );
 616             } catch (Error e) {
 617                 ret += e.message  + "\n";
 618             }
 619
 620         }
 621         return ret;
 622     }
 623
 624     public bool is_ignore(string fname) throws Error, SpawnError
 625     {
 626                 if (fname == ".gitignore") {
 627                         this.ignore_files.clear();
 628                 }
 629
 630                 if (this.ignore_files.has_key(fname)) {
 631                         return this.ignore_files.get(fname);
 632                 }
 633
 634                 try {
 635                         var ret = this.git( { "check-ignore" , fname } );
 636                         this.ignore_files.set(fname, ret.length >  0);
 637                         return ret.length > 0;
 638                 } catch (SpawnError e) {
 639                         this.ignore_files.set(fname, false);
 640                         return false;
 641                 }
 642
 643     }
 644
 645
 646       /**
 647      * remove:
 648      * remove files to track.
 649      *
 650      * @argument {Array} files the files to add.
 651      */
 652     public string remove  ( Gee.ArrayList<GitMonitorQueue> files ) throws Error, SpawnError
 653     {
 654         // this may fail if files do not exist..
 655         // should really find out if these are untracked files each..
 656         // we run multiple versions to make sure that if one failes, it does not ignore the whole lot..
 657         // not sure if that is how git works.. but just be certian.
 658         var ret = "";
 659
 660         for (var i = 0; i < files.size;i++) {
 661             var f = files.get(i).vname;
 662             try {
 663                 string[] cmd = { "rm",  "-f" ,  f  };
 664                 this.git( cmd );
 665             } catch (Error e) {
 666                 ret += e.message  + "\n";
 667             }
 668         }
 669
 670         return ret;
 671
 672     }
 673
 674
 675     /**
 676      * commit:
 677      * perform a commit.
 678      *
 679      * @argument {Object} cfg commit configuration
 680      *
 681      * @property {String} name (optional)
 682      * @property {String} email (optional)
 683      * @property {String} changed (date) (optional)
 684      * @property {String} reason (optional)
 685      * @property {Array} files - the files that have changed.
 686      *
 687      */
 688
 689     public string commit ( string message, Gee.ArrayList<GitMonitorQueue> files  ) throws Error, SpawnError
 690     {
 691
 692
 693         /*
 694         var env = [];
 695
 696         if (typeof(cfg.name) != 'undefined') {
 697             args.push( {
 698                 'author' : cfg.name + ' <' + cfg.email + '>'
 699             });
 700             env.push(
 701                 "GIT_COMMITTER_NAME" + cfg.name,
 702                 "GIT_COMMITTER_EMAIL" + cfg.email
 703             );
 704         }
 705
 706         if (typeof(cfg.changed) != 'undefined') {
 707             env.push("GIT_AUTHOR_DATE= " + cfg.changed )
 708
 709         }
 710         */
 711         string[] args = { "commit", "-m" };
 712         args +=  (message.length > 0  ? message : "Changed" );
 713         for (var i = 0; i< files.size ; i++ ) {
 714             args += files.get(i).vname; // full path?
 715         }
 716
 717         return this.git(args);
 718     }
 719
 720     /**
 721      * pull:
 722      * Fetch and merge remote repo changes into current branch..
 723      *
 724      * At present we just need this to update the current working branch..
 725      * -- maybe later it will have a few options and do more stuff..
 726      *
 727      */
 728     public string pull () throws Error, SpawnError
 729     {
 730         // should probably hand error conditions better...
 731         string[] cmd = { "pull" , "--no-edit" };
 732         return this.git( cmd );
 733
 734
 735     }
 736
 737     public delegate void GitAsyncCallback (GitRepo repo, int err, string str);
 738     public void pull_async(GitAsyncCallback cb)
 739     {
 740
 741          string[] cmd = { "pull" , "--no-edit" };
 742          this.git_async( cmd , cb);
 743
 744
 745     }
 746
 747     /**
 748      * push:
 749      * Send local changes to remote repo(s)
 750      *
 751      * At present we just need this to push the current branch.
 752      * -- maybe later it will have a few options and do more stuff..
 753      *
 754      */
 755     public string push () throws Error, SpawnError
 756     {
 757         // should
 758         return this.git({ "push"  });
 759
 760     }
 761
 762
 763
 764      /**
 765      * git:
 766      * The meaty part.. run spawn.. with git..
 767      *
 768      *
 769      */
 770
 771     public string git(string[] args_in ) throws Error, SpawnError
 772     {
 773         // convert arguments.
 774
 775         string[]  args = { "git" };
 776         //args +=  "--git-dir";
 777         //args +=  this.gitdir;
 778         args +=  "--no-pager";
 779
 780
 781         //if (this.gitdir != this.repopath) {
 782         //    args +=   "--work-tree";
 783          //   args += this.repopath;
 784         //}
 785         for (var i = 0; i < args_in.length;i++) {
 786             args += args_in[i];
 787         }
 788
 789         //this.lastCmd = args.join(" ");
 790         //if(this.debug) {
 791             GLib.debug( "CWD=%s",  this.git_working_dir );
 792             GLib.debug( "cmd: %s", string.joinv (" ", args));
 793         //}
 794
 795         string[]   env = {};
 796         string  home = "HOME=" + Environment.get_home_dir() ;
 797         env +=  home ;
 798         // do not need to set gitpath..
 799         //if (File.exists(this.repo + '/.git/config')) {
 800             //env.push("GITPATH=" + this.repo );
 801         //}
 802
 803         var cfg = new SpawnConfig(this.git_working_dir , args , env);
 804         //cfg.debug = true;
 805
 806        // may throw error...
 807         var sp = new Spawn(cfg);
 808
 809         // diff output is a bit big..
 810                 if (args_in[0] != "diff") {
 811                 GLib.debug( "GOT: %s" , sp.output);
 812         }
 813         // parse output for some commands ?
 814         return sp.output;
 815     }
 816
 817    unowned GitAsyncCallback git_async_on_callback;
 818         public void  git_async( string[] args_in,   GitAsyncCallback cb ) throws Error, SpawnError
 819     {
 820         // convert arguments.
 821        this.git_async_on_callback = cb;
 822         string[]  args = { "git" };
 823         //args +=  "--git-dir";
 824         //args +=  this.gitdir;
 825         args +=  "--no-pager";
 826
 827
 828         //if (this.gitdir != this.repopath) {
 829         //    args +=   "--work-tree";
 830          //   args += this.repopath;
 831         //}
 832         for (var i = 0; i < args_in.length;i++) {
 833             args += args_in[i];
 834         }
 835
 836         //this.lastCmd = args.join(" ");
 837         //if(this.debug) {
 838             GLib.debug( "CWD=%s",  this.git_working_dir );
 839             //print( "cmd: %s\n", string.joinv (" ", args));
 840         //}
 841
 842         string[]   env = {};
 843         string  home = "HOME=" + Environment.get_home_dir() ;
 844         env +=  home ;
 845         // do not need to set gitpath..
 846         //if (File.exists(this.repo + '/.git/config')) {
 847             //env.push("GITPATH=" + this.repo );
 848         //}
 849
 850
 851         var cfg = new SpawnConfig(this.git_working_dir , args , env);
 852         cfg.async = true;
 853
 854
 855        // may throw error...
 856         var sp = new Spawn(cfg);
 857                 //sp.ref();
 858         //this.ref();
 859         sp.run(this.git_async_on_complete);
 860
 861     }
 862
 863     void git_async_on_complete(int err, string output)
 864     {
 865                 GLib.debug("GOT %d : %s", err, output);
 866                 this.git_async_on_callback(this, err, output);
 867 //              this.unref();
 868         //      sp.unref();
 869
 870
 871     }
 872
 873
 874
 875
 876
 877     public void update_async(GitAsyncCallback cb)
 878     {
 879          string[] cmd = { "fetch" , "--all" };
 880          this.git_async( cmd , cb);
 881
 882     }
 883
 884
 885     static uint update_all_total = 0;
 886     static string update_all_after = "";
 887
 888     public static void updateAll(string after)
 889     {
 890                 update_all_after = after;
 891                 var tr =  GitRepo.singleton().cache;
 892
 893
 894        update_all_total = tr.size;
 895        foreach(var repo  in tr.values) {
 896                 if (!repo.is_managed()) {
 897                         update_all_total--;
 898                         continue;
 899                 }
 900            repo.update_async(updateAllCallback);
 901         }
 902
 903     }
 904     public static void  updateAllCallback(GitRepo repo, int err, string res)
 905     {
 906         repo.loadBranches();
 907         repo.loadStatus();
 908
 909         update_all_total--;
 910         if (update_all_total > 0 ) {
 911                 return;
 912                 }
 913                 switch (update_all_after) {
 914                         case "show_clones":
 915                                 Clones.singleton().show();
 916                                 break;
 917                         default:
 918                                 break;
 919                 }
 920                 return;
 921     }
 922
 923
 924
 925 }