-
Notifications
You must be signed in to change notification settings - Fork 1
/
massive.git.coffee
330 lines (295 loc) · 10.3 KB
/
massive.git.coffee
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
async = require "async"
_ = require "underscore"
sanitize = require("validator").sanitize
validators = require "./validators/input.validators"
utils = require("./objects/utils")
# Dao objects
ReposDao = require "./dao/repos.dao"
UsersDao = require "./dao/users.dao"
CommitsDao = require "./dao/commits.dao"
TreesDao = require "./dao/trees.dao"
BlobsDao = require "./dao/blobs.dao"
# Re-export objects.
User = exports.User = require("./objects/user").User
Repo = exports.Repo = require("./objects/repo").Repo
Tree = exports.Tree = require("./objects/tree").Tree
Blob = exports.Blob = require("./objects/blob").Blob
Commit = exports.Commit = require("./objects/commit").Commit
TreeEntry = exports.TreeEntry = require("./objects/tree.entry").TreeEntry
MassiveGit = exports.MassiveGit = class MassiveGit
constructor: (@log = false) ->
@reposDao = ReposDao.newInstance()
@usersDao = UsersDao.newInstance()
@commitsDao = CommitsDao.newInstance()
@treesDao = TreesDao.newInstance()
@blobsDao = BlobsDao.newInstance()
newUser: (username, email, callback) =>
validationResult = validators.validateUser(username, email)
if !validationResult.isValid()
err =
statusCode: 422
message: validationResult.errorMessage
callback err
else
# create user object and save it
[username, email] = validationResult.sanitizedParameters
user = new User username, email
console.log "user to be created", user, validationResult
@usersDao.exists user.id(), (err, exists) =>
if err
err.statusCode = 400
err.message = "Internal error"
callback err
if exists
err =
statusCode: 422
message: "User already exists"
callback err
else
@usersDao.save user, callback
initRepo: (name, author, type, callback) =>
validationResult = validators.validateRepo(name, author)
if !validationResult.isValid()
err =
statusCode: 422
message: validationResult.errorMessage
callback err
else
# create repo object and save it
[name, author] = validationResult.sanitizedParameters
repo = new Repo(name, author, type)
@reposDao.exists repo.id(), (err, exists) =>
if err
err.statusCode = 400
err.message = "Internal error"
callback err
if exists
err =
statusCode: 422
message: "Repo already exists"
callback err
else
@_saveRepo repo, callback
forkRepo: (repoId, name, author, callback) =>
@getRepo repoId, (err, repo) =>
if err
callback err
else
forkedRepo = repo.fork name, author
@_saveRepo forkedRepo, callback
_saveRepo: (repo, callback) =>
@reposDao.save repo, (err, ok) =>
if err
err.message = "Repo wasn't found"
callback err
else
@usersDao.addRepo repo.author, repo.id(), repo.type, (err, ok) ->
if err
err.statusCode = 400
err.message = "User wasn't found"
callback err
else
callback undefined, repo
deleteRepo: (repoId, author, callback) =>
@reposDao.remove repoId, (err, ok) =>
if err
err.statusCode = 400
err.message = "Repo wasn't found"
callback err
else
@usersDao.removeRepo author, repoId, (err, ok) ->
if err
err.message = "User wasn't found"
callback err
else
callback undefined, ok
getUserRepos: (user, callback) => @searchRepos undefined, user, callback
getNewestRepos: (callback) => @reposDao.getNewestRepos callback
searchRepos: (name, author, callback) => @reposDao.search name, author, callback
getUserReposEntries: (user, callback) => @usersDao.fetchAllRepos user, callback
commit: (entries, repoId, author, message = "initial commit", parentCommit = undefined, callback) =>
preparedEntries = @_prepareEntries entries, repoId
tasks = preparedEntries.tasks
treeEntries = preparedEntries.treeEntries
async.series tasks, (err, results) =>
if err
callback err
else
@_prepareTreeAndCommit treeEntries, repoId, parentCommit, author, message, callback
addToIndex: (entries, repoId, author, message = "update", callback) =>
@getHeadTree repoId, (err, tree, commitId) =>
if err
callback err
else
preparedEntries = @_prepareEntries entries, repoId
newEntries = preparedEntries.treeEntries
tasks = preparedEntries.tasks
date = new Date().getTime()
mergedEntries = tree.entries
newEntriesNames = (entry.name for entry in newEntries)
mergedEntries = _.reject mergedEntries, (entry) -> _.include newEntriesNames, entry.name
utils.mergeArrays mergedEntries, newEntries
async.series tasks, (err, results) =>
if err
callback err
else
@_prepareTreeAndCommit mergedEntries, repoId, commitId, author, message, callback
_prepareTreeAndCommit: (treeEntries, repoId, parentCommit, author, message, callback) =>
date = new Date().getTime()
root = new Tree(treeEntries, repoId)
@treesDao.save root, (err, ok) =>
if err
callback err
else
@_prepareAndSaveCommit root, parentCommit, author, date, message, repoId, callback
_prepareAndSaveCommit: (root, parentCommit, author, date, message, repoId, callback) =>
@usersDao.get author, (err, user) =>
if err
callback err
else
commit = new Commit(root.id(), parentCommit, author, user.email, date, author, user.email, date, message, repoId)
@commitsDao.save commit, (err, commit) =>
if err
callback err
else
@_updateRepoCommitRef repoId, commit.id(), (err, resp) ->
if err
callback err
else
callback undefined, commit.id()
_updateRepoCommitRef: (repoId, commitId, callback) =>
@getRepo repoId, (err, repo) =>
if err
callback err
else
repo.commit = commitId
@reposDao.save repo, callback
# Callback takes 3 parameters: err, entries and repo instance.
fetchRepoRootEntriesById: (repoId, callback) =>
@getHead repoId, (err, commitId, repo) =>
if err
callback err
else
@fetchRootEntriesForCommit commitId, (err, entries) ->
if err
callback err
else
callback undefined, entries, repo
# Callback takes 3 parameters: err, commit id and repo instance.
getHead: (repoId, callback) =>
@getRepo repoId, (err, repo) ->
if err
callback err
else
callback undefined, repo.commit, repo
# Callback accepts 3 parameters: error, tree and commit id.
getHeadTree: (repoId, callback) =>
@getHead repoId, (err, commitId) =>
if err
callback err
else
@getHeadTreeFromCommit commitId, callback
# Callback accepts 3 parameters: error, tree and commit id.
getHeadTreeFromCommit: (commitId, callback) =>
@getCommit commitId, (err, commit) =>
if err
callback err
else
treeId = commit.tree
@getTree treeId, (err, tree) ->
if err
callback err
else
callback undefined, tree,commitId
fetchRootEntriesForCommit: (commitId, callback) =>
@getHeadTreeFromCommit commitId,(err, tree) =>
if err
callback err
else
@getBlobs tree.id(), (err, blobs) ->
if err
callback err
else
entries = tree.entries
treeEntries = []
console.log "blobs", blobs
for blob in blobs
blobId = blob.id()
name = entry.name for entry in entries when entry.id == blobId
treeEntries.push new TreeEntry name, blob
callback err, treeEntries
_prepareEntries: (entries, repoId) =>
plainEntries = []
tasks = []
for entry in entries
plainEntries.push entry.attributes()
# todo (anton) trees can be added later
if entry.entry.type == "blob"
blob = entry.entry
blob.repo = repoId
# todo (anton) we can use dao.exists() before saving each blob.
task = async.apply @blobsDao.save, blob
tasks.push task
{tasks: tasks, treeEntries: plainEntries}
getHistoryForRepo: (repoId, callback) =>
@getHead repoId, (err, commitId) =>
if err
callback err
else
@getHistoryForCommit commitId, callback
getHistoryForCommit: (commitId, callback) => @commitsDao.getParents commitId, callback
getBlobs: (treeId, callback) =>
@treesDao.getBlobs treeId, (err, blobs) ->
if err
err.message = "Cannot retrive blobs"
callback err
else
callback undefined, blobs
getRepo: (id, callback) =>
if !id
callback {statusCode: 422, message: "Invalid parameters"}
else
@reposDao.get id, (err, repo) ->
if err
err.statusCode = 400
err.message = "Repo wasn't found"
callback err
else
callback undefined, repo
getBlob: (id, callback) =>
if !id
callback {statusCode: 422, message: "Invalid parameters"}
else
@blobsDao.get id, (err, blob) ->
if err
err.statusCode = 400
err.message = "Blob wasn't found"
callback err
else
callback undefined, blob
getCommit: (id, callback) =>
if !id
callback {statusCode: 422, message: "Invalid parameters"}
else
@commitsDao.get id, (err, commit) ->
if err
err.statusCode = 400
err.message = "Commit wasn't found"
else
callback undefined, commit
getTree: (id, callback) =>
if !id
callback {statusCode: 422, message: "Invalid parameters"}
else
@treesDao.get id, (err, commit) ->
if err
err.statusCode = 400
err.message = "Tree wasn't found"
else
callback undefined, commit
# Factory method to deal with Git Objects
# --------------
# create new tree entry.
createTreeEntry: (name, blob) -> new TreeEntry name, blob
# Create new with provided data.
createBlob: (data, repo, contentType = "application/json") -> new Blob(data, repo, null, contentType)