summaryrefslogtreecommitdiff
path: root/app/models/event.rb
blob: 447ab753421bb7b7394c4170aee06cdbcd8381b7 (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
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
# frozen_string_literal: true

class Event < ApplicationRecord
  include Sortable
  include FromUnion
  include Presentable
  include DeleteWithLimit
  include CreatedAtFilterable
  include Gitlab::Utils::StrongMemoize

  default_scope { reorder(nil) }

  CREATED   = 1
  UPDATED   = 2
  CLOSED    = 3
  REOPENED  = 4
  PUSHED    = 5
  COMMENTED = 6
  MERGED    = 7
  JOINED    = 8 # User joined project
  LEFT      = 9 # User left project
  DESTROYED = 10
  EXPIRED   = 11 # User left project due to expiry

  ACTIONS = HashWithIndifferentAccess.new(
    created:    CREATED,
    updated:    UPDATED,
    closed:     CLOSED,
    reopened:   REOPENED,
    pushed:     PUSHED,
    commented:  COMMENTED,
    merged:     MERGED,
    joined:     JOINED,
    left:       LEFT,
    destroyed:  DESTROYED,
    expired:    EXPIRED
  ).freeze

  WIKI_ACTIONS = [CREATED, UPDATED, DESTROYED].freeze

  TARGET_TYPES = HashWithIndifferentAccess.new(
    issue:          Issue,
    milestone:      Milestone,
    merge_request:  MergeRequest,
    note:           Note,
    project:        Project,
    snippet:        Snippet,
    user:           User,
    wiki:           WikiPage::Meta
  ).freeze

  RESET_PROJECT_ACTIVITY_INTERVAL = 1.hour
  REPOSITORY_UPDATED_AT_INTERVAL = 5.minutes

  delegate :name, :email, :public_email, :username, to: :author, prefix: true, allow_nil: true
  delegate :title, to: :issue, prefix: true, allow_nil: true
  delegate :title, to: :merge_request, prefix: true, allow_nil: true
  delegate :title, to: :note, prefix: true, allow_nil: true

  belongs_to :author, class_name: "User"
  belongs_to :project
  belongs_to :group

  belongs_to :target, -> {
    # If the association for "target" defines an "author" association we want to
    # eager-load this so Banzai & friends don't end up performing N+1 queries to
    # get the authors of notes, issues, etc. (likewise for "noteable").
    incs = %i(author noteable).select do |a|
      reflections['events'].active_record.reflect_on_association(a)
    end

    incs.reduce(self) { |obj, a| obj.includes(a) }
  }, polymorphic: true # rubocop:disable Cop/PolymorphicAssociations

  has_one :push_event_payload

  # Callbacks
  after_create :reset_project_activity
  after_create :set_last_repository_updated_at, if: :push_action?
  after_create :track_user_interacted_projects

  # Scopes
  scope :recent, -> { reorder(id: :desc) }
  scope :code_push, -> { where(action: PUSHED) }
  scope :merged, -> { where(action: MERGED) }
  scope :for_wiki_page, -> { where(target_type: 'WikiPage::Meta') }

  # Needed to implement feature flag: can be removed when feature flag is removed
  scope :not_wiki_page, -> { where('target_type IS NULL or target_type <> ?', 'WikiPage::Meta') }

  scope :with_associations, -> do
    # We're using preload for "push_event_payload" as otherwise the association
    # is not always available (depending on the query being built).
    includes(:author, :project, project: [:project_feature, :import_data, :namespace])
      .preload(:target, :push_event_payload)
  end

  scope :for_milestone_id, ->(milestone_id) { where(target_type: "Milestone", target_id: milestone_id) }

  # Authors are required as they're used to display who pushed data.
  #
  # We're just validating the presence of the ID here as foreign key constraints
  # should ensure the ID points to a valid user.
  validates :author_id, presence: true

  self.inheritance_column = 'action'

  class << self
    def model_name
      ActiveModel::Name.new(self, nil, 'event')
    end

    def find_sti_class(action)
      if action.to_i == PUSHED
        PushEvent
      else
        Event
      end
    end

    # Update Gitlab::ContributionsCalendar#activity_dates if this changes
    def contributions
      where("action = ? OR (target_type IN (?) AND action IN (?)) OR (target_type = ? AND action = ?)",
            Event::PUSHED,
            %w(MergeRequest Issue), [Event::CREATED, Event::CLOSED, Event::MERGED],
            "Note", Event::COMMENTED)
    end

    def limit_recent(limit = 20, offset = nil)
      recent.limit(limit).offset(offset)
    end

    def actions
      ACTIONS.keys
    end

    def target_types
      TARGET_TYPES.keys
    end
  end

  def present
    super(presenter_class: ::EventPresenter)
  end

  def visible_to_user?(user = nil)
    return false unless capability.present?

    Ability.allowed?(user, capability, permission_object)
  end

  def resource_parent
    project || group
  end

  def target_title
    target.try(:title)
  end

  def created_action?
    action == CREATED
  end

  def push_action?
    false
  end

  def merged_action?
    action == MERGED
  end

  def closed_action?
    action == CLOSED
  end

  def reopened_action?
    action == REOPENED
  end

  def joined_action?
    action == JOINED
  end

  def left_action?
    action == LEFT
  end

  def expired_action?
    action == EXPIRED
  end

  def destroyed_action?
    action == DESTROYED
  end

  def commented_action?
    action == COMMENTED
  end

  def membership_changed?
    joined_action? || left_action? || expired_action?
  end

  def created_project_action?
    created_action? && !target && target_type.nil?
  end

  def created_wiki_page?
    wiki_page? && action == CREATED
  end

  def updated_wiki_page?
    wiki_page? && action == UPDATED
  end

  def created_target?
    created_action? && target
  end

  def milestone?
    target_type == "Milestone"
  end

  def note?
    target.is_a?(Note)
  end

  def issue?
    target_type == "Issue"
  end

  def merge_request?
    target_type == "MergeRequest"
  end

  def wiki_page?
    target_type == 'WikiPage::Meta'
  end

  def milestone
    target if milestone?
  end

  def issue
    target if issue?
  end

  def merge_request
    target if merge_request?
  end

  def wiki_page
    strong_memoize(:wiki_page) do
      next unless wiki_page?

      ProjectWiki.new(project, author).find_page(target.canonical_slug)
    end
  end

  def note
    target if note?
  end

  def action_name
    if push_action?
      push_action_name
    elsif closed_action?
      "closed"
    elsif merged_action?
      "accepted"
    elsif joined_action?
      'joined'
    elsif left_action?
      'left'
    elsif expired_action?
      'removed due to membership expiration from'
    elsif destroyed_action?
      'destroyed'
    elsif commented_action?
      "commented on"
    elsif created_wiki_page?
      'created'
    elsif updated_wiki_page?
      'updated'
    elsif created_project_action?
      created_project_action_name
    else
      "opened"
    end
  end

  def target_iid
    target.respond_to?(:iid) ? target.iid : target_id
  end

  def commit_note?
    note? && target && target.for_commit?
  end

  def issue_note?
    note? && target && target.for_issue?
  end

  def merge_request_note?
    note? && target && target.for_merge_request?
  end

  def project_snippet_note?
    note? && target && target.for_snippet?
  end

  def personal_snippet_note?
    note? && target && target.for_personal_snippet?
  end

  def note_target
    target.noteable
  end

  def note_target_id
    if commit_note?
      target.commit_id
    else
      target.noteable_id.to_s
    end
  end

  def note_target_reference
    return unless note_target

    # Commit#to_reference returns the full SHA, but we want the short one here
    if commit_note?
      note_target.short_id
    else
      note_target.to_reference
    end
  end

  def note_target_type
    if target.noteable_type.present?
      target.noteable_type.titleize
    else
      "Wall"
    end.downcase
  end

  def body?
    if push_action?
      push_with_commits?
    elsif note?
      true
    else
      target.respond_to? :title
    end
  end

  def reset_project_activity
    return unless project

    # Don't bother updating if we know the project was updated recently.
    return if recent_update?

    # At this point it's possible for multiple threads/processes to try to
    # update the project. Only one query should actually perform the update,
    # hence we add the extra WHERE clause for last_activity_at.
    Project.unscoped.where(id: project_id)
      .where('last_activity_at <= ?', RESET_PROJECT_ACTIVITY_INTERVAL.ago)
      .update_all(last_activity_at: created_at)
  end

  def authored_by?(user)
    user ? author_id == user.id : false
  end

  def to_partial_path
    # We are intentionally using `Event` rather than `self.class` so that
    # subclasses also use the `Event` implementation.
    Event._to_partial_path
  end

  protected

  def capability
    @capability ||= begin
                      if push_action? || commit_note?
                        :download_code
                      elsif membership_changed? || created_project_action?
                        :read_project
                      elsif issue? || issue_note?
                        :read_issue
                      elsif merge_request? || merge_request_note?
                        :read_merge_request
                      elsif personal_snippet_note? || project_snippet_note?
                        :read_snippet
                      elsif milestone?
                        :read_milestone
                      elsif wiki_page?
                        :read_wiki
                      end
                    end
  end

  private

  def permission_object
    if note?
      note_target
    elsif target_id.present?
      target
    else
      project
    end
  end

  def push_action_name
    if new_ref?
      "pushed new"
    elsif rm_ref?
      "deleted"
    else
      "pushed to"
    end
  end

  def created_project_action_name
    if project.external_import?
      "imported"
    else
      "created"
    end
  end

  def recent_update?
    project.last_activity_at > RESET_PROJECT_ACTIVITY_INTERVAL.ago
  end

  def set_last_repository_updated_at
    Project.unscoped.where(id: project_id)
      .where("last_repository_updated_at < ? OR last_repository_updated_at IS NULL", REPOSITORY_UPDATED_AT_INTERVAL.ago)
      .update_all(last_repository_updated_at: created_at)
  end

  def track_user_interacted_projects
    # Note the call to .available? is due to earlier migrations
    # that would otherwise conflict with the call to .track
    # (because the table does not exist yet).
    UserInteractedProject.track(self) if UserInteractedProject.available?
  end
end

Event.prepend_if_ee('EE::Event')