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# frozen_string_literal: true
class Event < ActiveRecord::Base
include Sortable
include IgnorableColumn
include FromUnion
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
TARGET_TYPES = HashWithIndifferentAccess.new(
issue: Issue,
milestone: Milestone,
merge_request: MergeRequest,
note: Note,
project: Project,
snippet: Snippet,
user: User
).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 :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?
after_create :track_user_interacted_projects
# Scopes
scope :recent, -> { reorder(id: :desc) }
scope :code_push, -> { where(action: PUSHED) }
scope :in_projects, -> (projects) do
sub_query = projects
.except(:order)
.select(1)
.where('projects.id = events.project_id')
where('EXISTS (?)', sub_query).recent
end
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: :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
# Remove this method when removing Gitlab.rails5? code.
def subclass_from_attributes(attrs)
return super if Gitlab.rails5?
# Without this Rails will keep calling this method on the returned class,
# resulting in an infinite loop.
return unless self == Event
action = attrs.with_indifferent_access[inheritance_column].to_i
PushEvent if action == PUSHED
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 visible_to_user?(user = nil)
if push? || commit_note?
Ability.allowed?(user, :download_code, project)
elsif membership_changed?
Ability.allowed?(user, :read_project, project)
elsif created_project?
Ability.allowed?(user, :read_project, project)
elsif issue? || issue_note?
Ability.allowed?(user, :read_issue, note? ? note_target : target)
elsif merge_request? || merge_request_note?
Ability.allowed?(user, :read_merge_request, note? ? note_target : target)
elsif milestone?
Ability.allowed?(user, :read_project, project)
else
false # No other event types are visible
end
end
def project_name
if project
project.full_name
else
"(deleted project)"
end
end
def target_title
target.try(:title)
end
def created?
action == CREATED
end
def push?
false
end
def merged?
action == MERGED
end
def closed?
action == CLOSED
end
def reopened?
action == REOPENED
end
def joined?
action == JOINED
end
def left?
action == LEFT
end
def expired?
action == EXPIRED
end
def destroyed?
action == DESTROYED
end
def commented?
action == COMMENTED
end
def membership_changed?
joined? || left? || expired?
end
def created_project?
created? && !target && target_type.nil?
end
def created_target?
created? && 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 milestone
target if milestone?
end
def issue
target if issue?
end
def merge_request
target if merge_request?
end
def note
target if note?
end
def action_name
if push?
push_action_name
elsif closed?
"closed"
elsif merged?
"accepted"
elsif joined?
'joined'
elsif left?
'left'
elsif expired?
'removed due to membership expiration from'
elsif destroyed?
'destroyed'
elsif commented?
"commented on"
elsif created_project?
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 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?
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
private
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
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