Git.vala
[gitlive] / Git.vala
1
2 // valac -o /tmp/ggit Git.vala --pkg libgit2-glib-1.0 --pkg libsoup-2.4 -pkg gee-0.8 -g
3
4
5
6 void main()
7 {
8          GLib.Log.set_handler(null, 
9             GLib.LogLevelFlags.LEVEL_DEBUG | GLib.LogLevelFlags.LEVEL_WARNING | GLib.LogLevelFlags.LEVEL_INFO, 
10             (dom, lvl, msg) => {
11                                         
12                                         
13                // should we debug..
14                                         
15                         
16                print("%s\n", msg);
17             }
18          ); 
19
20         Ggit.init();
21         
22         var a = new GitLive.Repo("/home/alan/gitlive/gitlive");
23         a.loadBranches();
24         a.fetchAll();
25         //
26         /*
27         var a = new GitLive.Repo("/home/alan/git/test1-clone");
28         //a.fetchAll();
29         var str = (new GLib.DateTime.now_utc()).format("%Y-%m-%d %H:%M:%S");
30         GLib.FileUtils.set_contents("/home/alan/git/test1-clone/test1",  str); 
31         
32         var ix = a.repo.get_index();
33         ix.add_path("test1");
34         ix.write();
35         var treeoid = ix.write_tree();
36
37         var head = a.repo.get_head();
38         var parent = head.lookup() as Ggit.Commit;
39         Ggit.Commit[] parents = (parent == null) ? 
40                 new Ggit.Commit[] {} :
41                 new Ggit.Commit[] { parent };
42
43         var tree = a.repo.lookup(treeoid,typeof (Ggit.Tree))  as   Ggit.Tree;// odd format.. 
44         
45         var sig = new Ggit.Signature.now("Alan Knowles", "alan@roojs.com");
46         a.repo.create_commit("HEAD", sig, sig, null, "test commit " + str, tree, parents);
47         */
48         // mmh.. no git add/commit in library...
49 //      string[] spawn_args = {"git", "commit", "-m", "test", "-a"};
50         //string[] spawn_env = Environ.get ();
51 //      Process.spawn_sync ("/home/alan/git/test1-clone", spawn_args, spawn_env, SpawnFlags.SEARCH_PATH, null);
52  
53         a.pushAll();
54 }
55  
56
57 namespace  GitLive {
58
59         public class Repo : Object {
60
61                 public Ggit.Repository  repo;
62                 Callbacks callbacks;
63
64                 public Repo(string path)
65                 {
66                         this.repo = Ggit.Repository.open(GLib.File.new_for_path(path));
67                         this.callbacks = new Callbacks(this);
68                 
69                 }
70                 
71             Gee.ArrayList<Ggit.Branch>          branches = null;
72                 public void loadBranches()
73                 {
74                         this.branches =  new Gee.ArrayList<Ggit.Branch>();
75                         var r = this.repo.enumerate_branches(Ggit.BranchType.LOCAL);
76                         
77                         
78                         
79                         
80                         while (r.next()) {
81                                 var br = r.get() as Ggit.Branch;
82                                 var head = this.repo.revparse("refs/heads/" + br.get_name() ).get_id();
83                                 var rhead = this.repo.revparse(br.get_upstream().get_name() ).get_id();
84                                 GLib.debug("got branch: name = %s upstream = %s oid = %s ", 
85                                                 br.get_name(), br.get_upstream().get_name(), 
86                                                 head.to_string());
87                                 this.branches.add(br);
88                                 
89                         }
90                         
91                         
92                 
93                 }
94                 Ggit.Branch? getBranch(string remote_name)
95                 {
96                         foreach(var br in this.branches) {
97                                 if (br.get_upstream().get_name() == remote_name) {
98                                         return br;
99                                 }
100                         }
101                         return null;
102                 
103                 }
104                 
105                 
106                 
107                 public void fetchAll()
108                 {
109                         // remotes probably will not work with http auth..
110                         var ar = this.repo.list_remotes();
111                         foreach(var n in ar) {
112                                 GLib.debug("got remote '%s'", n);
113                                 var r = this.repo.lookup_remote(n);
114                                 GLib.debug("connecting '%s'", r.get_url());
115                                  
116                                 try {
117                                         string[] h = { "a = 1" };
118                                         r.connect(Ggit.Direction.FETCH, this.callbacks, null, null);
119                                         
120                                 } catch (Error e) {
121                                         GLib.debug("Got Error Message: %s", e.message);
122                                         return;
123                                 }
124                                 
125                                 var heads = r.list();
126                                 foreach(var rh in heads) {
127                                         var br = this.getBranch(rh.get_name());
128                                 
129                                         GLib.debug("got heads: name=%s   rev=%s  localrev=%s",
130                                                 rh.get_name(), 
131                                                 rh.get_oid().to_string(),
132                                                 br == null ? "?": this.repo.revparse(br.get_name() ).get_id().to_string()
133                                         );
134                                 
135                                 }
136                                 
137                                 
138                                 
139                                 GLib.debug("getting specs '%s'", n);
140
141
142                                 var far = r.get_fetch_specs();
143                                 
144                                 foreach(var rs in far) {
145                                         GLib.debug("got remote spec: %s", rs);
146                                         
147                                 }
148                                 var options = new Ggit.FetchOptions();
149                                 options.set_remote_callbacks(this.callbacks);
150                                 //yield Async.thread(() => {
151         
152                                         r.download(far, options);
153                                 //});
154                                 r.disconnect();
155                                 
156                                 //r.download(
157                         }
158                 
159                 }
160                 
161                 
162                 
163                 public void pushAll()
164                 {
165                         // remotes probably will not work with http auth..
166                         var ar = this.repo.list_remotes();
167                         foreach(var n in ar) {
168                                 GLib.debug("got remote '%s'", n);
169                                 var r = this.repo.lookup_remote(n);
170                                 GLib.debug("connecting '%s'", r.get_url());
171                                  
172                                 try {
173                                         string[] h = { "a = 1" };
174                                          r.connect(Ggit.Direction.PUSH, this.callbacks, null, null);
175                                         
176                                 } catch (Error e) {
177                                         GLib.debug("Got Error Message: %s", e.message);
178                                         return;
179                                 }
180                                 //GLib.debug("getting specs '%s'", n);
181                                 /* 
182                                 
183                                 this.repo.add_remote_push(
184                                         "origin",
185                                         "+%s:%s".printf(head.get_shorthand(),head.get_name())
186                                 );
187  */
188                                 var head = this.repo.get_head();
189                                 string[] far = {};
190                                 far += "+%s:%s".printf(head.get_name(),head.get_name());
191                                 
192                                 foreach(var rs in far) {
193                                         GLib.debug("got remote spec: %s", rs);
194                                         
195                                 }
196                                         
197                                 var popts = new Ggit.PushOptions();
198                                  popts.callbacks = this.callbacks;
199                                 GLib.debug("Push?");
200                                 r.upload(far,popts);
201                                 GLib.debug("Push done?");
202                                 r.disconnect();
203                                 
204                                 
205                                 //r.download(
206                         }
207                 
208                 }
209                 
210                 
211                 
212
213         }
214         
215         private class Callbacks : Ggit.RemoteCallbacks
216         {
217                 //private Remote d_remote;
218                 private Ggit.RemoteCallbacks? d_proxy = null;
219
220                 public delegate void TransferProgress(Ggit.TransferProgress stats);
221                 //private TransferProgress? d_transfer_progress;
222
223                 public Callbacks( Repo repo)  //, Ggit.RemoteCallbacks? proxy) //,Remote remote, owned TransferProgress? transfer_progress)
224                 {
225                         //d_remote = remote;
226                         //d_proxy = proxy;
227                         //d_transfer_progress = (owned)transfer_progress;
228                 }
229
230                 protected override void progress(string message)
231                 {
232                         GLib.debug("progress");
233                         if (d_proxy != null)
234                         {
235                                 d_proxy.progress(message);
236                         }
237                 }
238
239                 protected override void transfer_progress(Ggit.TransferProgress stats)
240                 {
241                         GLib.debug("transfer_progress");
242                         /*
243                         if (d_transfer_progress != null)
244                         {
245                                 d_transfer_progress(stats);
246                         }
247
248                         if (d_proxy != null)
249                         {
250                                 d_proxy.transfer_progress(stats);
251                         }
252                         */
253                 }
254
255                 protected override void update_tips(string refname, Ggit.OId a, Ggit.OId b)
256                 {
257                         GLib.debug("update_tips");
258                         //d_remote.tip_updated(refname, a, b);
259
260                         if (d_proxy != null)
261                         {
262                                 d_proxy.update_tips(refname, a, b);
263                         }
264                 }
265
266                 protected override void completion(Ggit.RemoteCompletionType type)
267                 {
268                         GLib.debug("completion");
269                         if (d_proxy != null)
270                         {
271                                 d_proxy.completion(type);
272                         }
273                 }
274
275                 protected override Ggit.Cred? credentials(string url, string? username_from_url, Ggit.Credtype allowed_types) throws Error
276                 {
277  
278                         GLib.debug("get credentials %s  UN=%s", url, username_from_url);
279                         var uri = new Soup.URI(url);
280
281                         if (uri != null) {
282                                 var ret = this.netrc(uri.get_host());
283                                 if (ret != null) {
284                                         return ret;
285                                 }
286                                 
287                                 //return new Ggit.CredPlaintext(username_from_url, "test");
288                         }
289                         return null;
290                         /*var provider = d_remote.credentials_provider;
291
292                         if (provider != null)
293                         {
294                                 ret = provider.credentials(url, username_from_url, allowed_types);
295                         }
296
297                         if (ret == null && d_proxy != null)
298                         {
299                                 ret = d_proxy.credentials(url, username_from_url, allowed_types);
300                         }
301                         
302                         return ret;
303                         */
304                 }
305                 public  Ggit.Cred netrc(string domain) 
306                 {
307                         string str;
308                         GLib.FileUtils.get_contents(GLib.Environment.get_home_dir() + "/.netrc", out str);
309                         var lines = str.split("\n");
310                         for(var i=0; i< lines.length; i++) {
311                                 // assumes one line per entry.. if not we are buggered...
312                                 //GLib.debug("got %s" , lines[i]);
313                         
314                                 var bits =  Regex.split_simple ("[ \t]+", lines[i].strip());
315                                 if (bits.length < 6 || bits[0] != "machine" || bits[1] != domain) {
316                                         continue;
317                                 }
318                                 GLib.debug("found password?");
319                                 // we are gussing.... 
320                                 return new Ggit.CredPlaintext(bits[3], bits[5]);
321
322                         }
323                         return null;
324
325
326                 
327                 
328                 }
329                 
330         }
331         
332         
333
334 }