summaryrefslogtreecommitdiff
path: root/lib/api/commits.rb
blob: a24848082a98512530bbf2a39cd3f2dc96485aca (plain)
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
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
# frozen_string_literal: true

require 'mime/types'

module API
  class Commits < ::API::Base
    include PaginationParams

    feature_category :source_code_management

    before do
      require_repository_enabled!
      authorize! :download_code, user_project
    end

    helpers do
      def user_access
        @user_access ||= Gitlab::UserAccess.new(current_user, container: user_project)
      end

      def authorize_push_to_branch!(branch)
        unless user_access.can_push_to_branch?(branch)
          forbidden!("You are not allowed to push into this branch")
        end
      end
    end

    params do
      requires :id, type: String, desc: 'The ID of a project'
    end
    resource :projects, requirements: API::NAMESPACE_OR_PROJECT_REQUIREMENTS do
      desc 'Get a project repository commits' do
        success Entities::Commit
      end
      params do
        optional :ref_name, type: String, desc: 'The name of a repository branch or tag, if not given the default branch is used'
        optional :since, type: DateTime, desc: 'Only commits after or on this date will be returned'
        optional :until, type: DateTime, desc: 'Only commits before or on this date will be returned'
        optional :path, type: String, desc: 'The file path'
        optional :all, type: Boolean, desc: 'Every commit will be returned'
        optional :with_stats, type: Boolean, desc: 'Stats about each commit will be added to the response'
        optional :first_parent, type: Boolean, desc: 'Only include the first parent of merges'
        optional :order, type: String, desc: 'List commits in order', default: 'default', values: %w[default topo]
        use :pagination
      end
      get ':id/repository/commits' do
        path = params[:path]
        before = params[:until]
        after = params[:since]
        ref = params[:ref_name].presence || user_project.try(:default_branch) || 'master' unless params[:all]
        offset = (params[:page] - 1) * params[:per_page]
        all = params[:all]
        with_stats = params[:with_stats]
        first_parent = params[:first_parent]
        order = params[:order]

        commits = user_project.repository.commits(ref,
                                                  path: path,
                                                  limit: params[:per_page],
                                                  offset: offset,
                                                  before: before,
                                                  after: after,
                                                  all: all,
                                                  first_parent: first_parent,
                                                  order: order)

        serializer = with_stats ? Entities::CommitWithStats : Entities::Commit

        # This tells kaminari that there is 1 more commit after the one we've
        # loaded, meaning there will be a next page, if the currently loaded set
        # of commits is equal to the requested page size.
        commit_count = offset + commits.size + 1
        paginated_commits = Kaminari.paginate_array(commits, total_count: commit_count)

        present paginate(paginated_commits, exclude_total_headers: true), with: serializer
      end

      desc 'Commit multiple file changes as one commit' do
        success Entities::CommitDetail
        detail 'This feature was introduced in GitLab 8.13'
      end
      params do
        requires :branch, type: String, desc: 'Name of the branch to commit into. To create a new branch, also provide either `start_branch` or `start_sha`, and optionally `start_project`.', allow_blank: false
        requires :commit_message, type: String, desc: 'Commit message'
        requires :actions, type: Array, desc: 'Actions to perform in commit' do
          requires :action, type: String, desc: 'The action to perform, `create`, `delete`, `move`, `update`, `chmod`', values: %w[create update move delete chmod].freeze
          requires :file_path, type: String, desc: 'Full path to the file. Ex. `lib/class.rb`'
          given action: ->(action) { action == 'move' } do
            requires :previous_path, type: String, desc: 'Original full path to the file being moved. Ex. `lib/class1.rb`'
          end
          given action: ->(action) { %w[create move].include? action } do
            optional :content, type: String, desc: 'File content'
          end
          given action: ->(action) { action == 'update' } do
            requires :content, type: String, desc: 'File content'
          end
          optional :encoding, type: String, desc: '`text` or `base64`', default: 'text', values: %w[text base64]
          given action: ->(action) { %w[update move delete].include? action } do
            optional :last_commit_id, type: String, desc: 'Last known file commit id'
          end
          given action: ->(action) { action == 'chmod' } do
            requires :execute_filemode, type: Boolean, desc: 'When `true/false` enables/disables the execute flag on the file.'
          end
        end

        optional :start_branch, type: String, desc: 'Name of the branch to start the new branch from'
        optional :start_sha, type: String, desc: 'SHA of the commit to start the new branch from'
        mutually_exclusive :start_branch, :start_sha

        optional :start_project, types: [Integer, String], desc: 'The ID or path of the project to start the new branch from'
        optional :author_email, type: String, desc: 'Author email for commit'
        optional :author_name, type: String, desc: 'Author name for commit'
        optional :stats, type: Boolean, default: true, desc: 'Include commit stats'
        optional :force, type: Boolean, default: false, desc: 'When `true` overwrites the target branch with a new commit based on the `start_branch` or `start_sha`'
      end
      post ':id/repository/commits' do
        if params[:start_project]
          start_project = find_project!(params[:start_project])

          unless user_project.forked_from?(start_project)
            forbidden!("Project is not included in the fork network for #{start_project.full_name}")
          end
        end

        authorize_push_to_branch!(params[:branch])

        attrs = declared_params
        attrs[:branch_name] = attrs.delete(:branch)
        attrs[:start_branch] ||= attrs[:branch_name] unless attrs[:start_sha]
        attrs[:start_project] = start_project if start_project

        result = ::Files::MultiService.new(user_project, current_user, attrs).execute

        if result[:status] == :success
          commit_detail = user_project.repository.commit(result[:result])

          if find_user_from_warden
            Gitlab::UsageDataCounters::WebIdeCounter.increment_commits_count
            Gitlab::UsageDataCounters::EditorUniqueCounter.track_web_ide_edit_action(author: current_user)
          end

          present commit_detail, with: Entities::CommitDetail, stats: params[:stats]
        else
          render_api_error!(result[:message], 400)
        end
      end

      desc 'Get a specific commit of a project' do
        success Entities::CommitDetail
        failure [[404, 'Commit Not Found']]
      end
      params do
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag'
        optional :stats, type: Boolean, default: true, desc: 'Include commit stats'
      end
      get ':id/repository/commits/:sha', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        commit = user_project.commit(params[:sha])

        not_found! 'Commit' unless commit

        present commit, with: Entities::CommitDetail, stats: params[:stats], current_user: current_user
      end

      desc 'Get the diff for a specific commit of a project' do
        failure [[404, 'Commit Not Found']]
      end
      params do
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag'
        use :pagination
      end
      get ':id/repository/commits/:sha/diff', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        commit = user_project.commit(params[:sha])

        not_found! 'Commit' unless commit

        raw_diffs = ::Kaminari.paginate_array(commit.diffs(expanded: true).diffs.to_a)

        present paginate(raw_diffs), with: Entities::Diff
      end

      desc "Get a commit's comments" do
        success Entities::CommitNote
        failure [[404, 'Commit Not Found']]
      end
      params do
        use :pagination
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag'
      end
      # rubocop: disable CodeReuse/ActiveRecord
      get ':id/repository/commits/:sha/comments', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        commit = user_project.commit(params[:sha])

        not_found! 'Commit' unless commit
        notes = commit.notes.order(:created_at)

        present paginate(notes), with: Entities::CommitNote
      end
      # rubocop: enable CodeReuse/ActiveRecord

      desc 'Cherry pick commit into a branch' do
        detail 'This feature was introduced in GitLab 8.15'
        success Entities::Commit
      end
      params do
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag to be cherry picked'
        requires :branch, type: String, desc: 'The name of the branch', allow_blank: false
        optional :dry_run, type: Boolean, default: false, desc: "Does not commit any changes"
      end
      post ':id/repository/commits/:sha/cherry_pick', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        authorize_push_to_branch!(params[:branch])

        commit = user_project.commit(params[:sha])
        not_found!('Commit') unless commit

        find_branch!(params[:branch])

        commit_params = {
          commit: commit,
          start_branch: params[:branch],
          branch_name: params[:branch],
          dry_run: params[:dry_run]
        }

        result = ::Commits::CherryPickService
          .new(user_project, current_user, commit_params)
          .execute

        if result[:status] == :success
          if params[:dry_run]
            present dry_run: :success
            status :ok
          else
            present user_project.repository.commit(result[:result]),
              with: Entities::Commit
          end
        else
          response = result.slice(:message, :error_code)
          response[:dry_run] = :error if params[:dry_run]

          error!(response, 400, header)
        end
      end

      desc 'Revert a commit in a branch' do
        detail 'This feature was introduced in GitLab 11.5'
        success Entities::Commit
      end
      params do
        requires :sha, type: String, desc: 'Commit SHA to revert'
        requires :branch, type: String, desc: 'Target branch name', allow_blank: false
        optional :dry_run, type: Boolean, default: false, desc: "Does not commit any changes"
      end
      post ':id/repository/commits/:sha/revert', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        authorize_push_to_branch!(params[:branch])

        commit = user_project.commit(params[:sha])
        not_found!('Commit') unless commit

        find_branch!(params[:branch])

        commit_params = {
          commit: commit,
          start_branch: params[:branch],
          branch_name: params[:branch],
          dry_run: params[:dry_run]
        }

        result = ::Commits::RevertService
          .new(user_project, current_user, commit_params)
          .execute

        if result[:status] == :success
          if params[:dry_run]
            present dry_run: :success
            status :ok
          else
            present user_project.repository.commit(result[:result]),
              with: Entities::Commit
          end
        else
          response = result.slice(:message, :error_code)
          response[:dry_run] = :error if params[:dry_run]

          error!(response, 400, header)
        end
      end

      desc 'Get all references a commit is pushed to' do
        detail 'This feature was introduced in GitLab 10.6'
        success Entities::BasicRef
      end
      params do
        requires :sha, type: String, desc: 'A commit sha'
        optional :type, type: String, values: %w[branch tag all], default: 'all', desc: 'Scope'
        use :pagination
      end
      get ':id/repository/commits/:sha/refs', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        commit = user_project.commit(params[:sha])
        not_found!('Commit') unless commit

        refs = []
        refs.concat(user_project.repository.branch_names_contains(commit.id).map {|name| { type: 'branch', name: name }}) unless params[:type] == 'tag'
        refs.concat(user_project.repository.tag_names_contains(commit.id).map {|name| { type: 'tag', name: name }}) unless params[:type] == 'branch'
        refs = Kaminari.paginate_array(refs)

        present paginate(refs), with: Entities::BasicRef
      end

      desc 'Post comment to commit' do
        success Entities::CommitNote
      end
      params do
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag on which to post a comment'
        requires :note, type: String, desc: 'The text of the comment'
        optional :path, type: String, desc: 'The file path'
        given :path do
          requires :line, type: Integer, desc: 'The line number'
          requires :line_type, type: String, values: %w[new old], default: 'new', desc: 'The type of the line'
        end
      end
      post ':id/repository/commits/:sha/comments', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        commit = user_project.commit(params[:sha])
        not_found! 'Commit' unless commit

        opts = {
          note: params[:note],
          noteable_type: 'Commit',
          commit_id: commit.id
        }

        if params[:path]
          commit.raw_diffs(limits: false).each do |diff|
            next unless diff.new_path == params[:path]

            lines = Gitlab::Diff::Parser.new.parse(diff.diff.each_line)

            lines.each do |line|
              next unless line.new_pos == params[:line] && line.type == params[:line_type]

              break opts[:line_code] = Gitlab::Git.diff_line_code(diff.new_path, line.new_pos, line.old_pos)
            end

            break if opts[:line_code]
          end

          opts[:type] = LegacyDiffNote.name if opts[:line_code]
        end

        note = ::Notes::CreateService.new(user_project, current_user, opts).execute

        if note.save
          present note, with: Entities::CommitNote
        else
          render_api_error!("Failed to save note #{note.errors.messages}", 400)
        end
      end

      desc 'Get Merge Requests associated with a commit' do
        success Entities::MergeRequestBasic
      end
      params do
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag on which to find Merge Requests'
        use :pagination
      end
      get ':id/repository/commits/:sha/merge_requests', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        authorize! :read_merge_request, user_project

        commit = user_project.commit(params[:sha])
        not_found! 'Commit' unless commit

        commit_merge_requests = MergeRequestsFinder.new(
          current_user,
          project_id: user_project.id,
          commit_sha: commit.sha
        ).execute

        present paginate(commit_merge_requests), with: Entities::MergeRequestBasic
      end

      desc "Get a commit's signature" do
        success Entities::CommitSignature
      end
      params do
        requires :sha, type: String, desc: 'A commit sha, or the name of a branch or tag'
      end
      get ':id/repository/commits/:sha/signature', requirements: API::COMMIT_ENDPOINT_REQUIREMENTS do
        commit = user_project.commit(params[:sha])
        not_found! 'Commit' unless commit
        not_found! 'Signature' unless commit.has_signature?

        present commit, with: Entities::CommitSignature
      end
    end
  end
end