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
class Note < ActiveRecord::Base
extend ActiveModel::Naming
include Gitlab::CurrentSettings
include Participable
include Mentionable
include Awardable
include Importable
# Attribute containing rendered and redacted Markdown as generated by
# Banzai::ObjectRenderer.
attr_accessor :note_html
default_value_for :system, false
attr_mentionable :note, pipeline: :note
participant :author
belongs_to :project
belongs_to :noteable, polymorphic: true, touch: true
belongs_to :author, class_name: "User"
belongs_to :updated_by, class_name: "User"
has_many :todos, dependent: :destroy
delegate :gfm_reference, :local_reference, to: :noteable
delegate :name, to: :project, prefix: true
delegate :name, :email, to: :author, prefix: true
delegate :title, to: :noteable, allow_nil: true
validates :note, :project, presence: true
# Attachments are deprecated and are handled by Markdown uploader
validates :attachment, file_size: { maximum: :max_attachment_size }
validates :noteable_type, presence: true
validates :noteable_id, presence: true, unless: [:for_commit?, :importing?]
validates :commit_id, presence: true, if: :for_commit?
validates :author, presence: true
validate unless: [:for_commit?, :importing?] do |note|
unless note.noteable.try(:project) == note.project
errors.add(:invalid_project, 'Note and noteable project mismatch')
end
end
mount_uploader :attachment, AttachmentUploader
# Scopes
scope :for_commit_id, ->(commit_id) { where(noteable_type: "Commit", commit_id: commit_id) }
scope :system, ->{ where(system: true) }
scope :user, ->{ where(system: false) }
scope :common, ->{ where(noteable_type: ["", nil]) }
scope :fresh, ->{ order(created_at: :asc, id: :asc) }
scope :inc_author_project, ->{ includes(:project, :author) }
scope :inc_author, ->{ includes(:author) }
scope :inc_author_project_award_emoji, ->{ includes(:project, :author, :award_emoji) }
scope :legacy_diff_notes, ->{ where(type: 'LegacyDiffNote') }
scope :non_diff_notes, ->{ where(type: ['Note', nil]) }
scope :with_associations, -> do
# FYI noteable cannot be loaded for LegacyDiffNote for commits
includes(:author, :noteable, :updated_by,
project: [:project_members, { group: [:group_members] }])
end
before_validation :clear_blank_line_code!
class << self
def model_name
ActiveModel::Name.new(self, nil, 'note')
end
def build_discussion_id(noteable_type, noteable_id)
[:discussion, noteable_type.try(:underscore), noteable_id].join("-")
end
def discussions
all.group_by(&:discussion_id).values
end
def grouped_diff_notes
legacy_diff_notes.select(&:active?).sort_by(&:created_at).group_by(&:line_code)
end
# Searches for notes matching the given query.
#
# This method uses ILIKE on PostgreSQL and LIKE on MySQL.
#
# query - The search query as a String.
# as_user - Limit results to those viewable by a specific user
#
# Returns an ActiveRecord::Relation.
def search(query, as_user: nil)
table = arel_table
pattern = "%#{query}%"
Note.joins('LEFT JOIN issues ON issues.id = noteable_id').
where(table[:note].matches(pattern)).
merge(Issue.visible_to_user(as_user))
end
end
def cross_reference?
system && SystemNoteService.cross_reference?(note)
end
def diff_note?
false
end
def legacy_diff_note?
false
end
def active?
true
end
def discussion_id
@discussion_id ||=
if for_merge_request?
[:discussion, :note, id].join("-")
else
self.class.build_discussion_id(noteable_type, noteable_id || commit_id)
end
end
def max_attachment_size
current_application_settings.max_attachment_size.megabytes.to_i
end
def hook_attrs
attributes
end
def for_commit?
noteable_type == "Commit"
end
def for_issue?
noteable_type == "Issue"
end
def for_merge_request?
noteable_type == "MergeRequest"
end
def for_snippet?
noteable_type == "Snippet"
end
# override to return commits, which are not active record
def noteable
if for_commit?
project.commit(commit_id)
else
super
end
# Temp fix to prevent app crash
# if note commit id doesn't exist
rescue
nil
end
# FIXME: Hack for polymorphic associations with STI
# For more information visit http://api.rubyonrails.org/classes/ActiveRecord/Associations/ClassMethods.html#label-Polymorphic+Associations
def noteable_type=(noteable_type)
super(noteable_type.to_s.classify.constantize.base_class.to_s)
end
# Reset notes events cache
#
# Since we do cache @event we need to reset cache in special cases:
# * when a note is updated
# * when a note is removed
# Events cache stored like events/23-20130109142513.
# The cache key includes updated_at timestamp.
# Thus it will automatically generate a new fragment
# when the event is updated because the key changes.
def reset_events_cache
Event.reset_event_cache_for(self)
end
def editable?
!system?
end
def cross_reference_not_visible_for?(user)
cross_reference? && referenced_mentionables(user).empty?
end
def award_emoji?
award_emoji_supported? && contains_emoji_only?
end
def emoji_awardable?
!system?
end
def clear_blank_line_code!
self.line_code = nil if self.line_code.blank?
end
def award_emoji_supported?
noteable.is_a?(Awardable)
end
def contains_emoji_only?
note =~ /\A#{Banzai::Filter::EmojiFilter.emoji_pattern}\s?\Z/
end
def award_emoji_name
original_name = note.match(Banzai::Filter::EmojiFilter.emoji_pattern)[1]
Gitlab::AwardEmoji.normalize_emoji_name(original_name)
end
end