debian-mirror-gitlab/app/finders/notes_finder.rb

132 lines
3.2 KiB
Ruby
Raw Normal View History

2014-09-02 18:07:02 +05:30
class NotesFinder
FETCH_OVERLAP = 5.seconds
2017-01-15 13:20:01 +05:30
# Used to filter Notes
# When used with target_type and target_id this returns notes specifically for the controller
#
# Arguments:
# current_user - which user check authorizations with
# project - which project to look for notes on
# params:
# target_type: string
# target_id: integer
# last_fetched_at: time
# search: string
#
def initialize(project, current_user, params = {})
@project = project
@current_user = current_user
@params = params
end
def execute
2017-08-17 22:00:37 +05:30
notes = init_collection
notes = since_fetch_at(notes)
notes.fresh
end
def target
return @target if defined?(@target)
target_type = @params[:target_type]
target_id = @params[:target_id]
return @target = nil unless target_type && target_id
@target =
if target_type == "commit"
if Ability.allowed?(@current_user, :download_code, @project)
@project.commit(target_id)
end
else
noteables_for_type(target_type).find(target_id)
end
2017-01-15 13:20:01 +05:30
end
private
def init_collection
2017-08-17 22:00:37 +05:30
if target
notes_on_target
2018-03-27 19:54:05 +05:30
elsif target_type
notes_of_target_type
2017-01-15 13:20:01 +05:30
else
2017-08-17 22:00:37 +05:30
notes_of_any_type
2017-01-15 13:20:01 +05:30
end
end
2018-03-27 19:54:05 +05:30
def notes_of_target_type
notes = notes_for_type(target_type)
search(notes)
end
def target_type
@params[:target_type]
end
2017-01-15 13:20:01 +05:30
def notes_of_any_type
types = %w(commit issue merge_request snippet)
note_relations = types.map { |t| notes_for_type(t) }
2017-08-17 22:00:37 +05:30
note_relations.map! { |notes| search(notes) }
2018-03-27 19:54:05 +05:30
UnionFinder.new.find_union(note_relations, Note.includes(:author))
2017-01-15 13:20:01 +05:30
end
def noteables_for_type(noteable_type)
case noteable_type
when "issue"
IssuesFinder.new(@current_user, project_id: @project.id).execute
when "merge_request"
MergeRequestsFinder.new(@current_user, project_id: @project.id).execute
when "snippet", "project_snippet"
2017-08-17 22:00:37 +05:30
SnippetsFinder.new(@current_user, project: @project).execute
when "personal_snippet"
PersonalSnippet.all
2017-01-15 13:20:01 +05:30
else
2018-11-08 19:23:39 +05:30
raise "invalid target_type '#{noteable_type}'"
2017-01-15 13:20:01 +05:30
end
end
def notes_for_type(noteable_type)
if noteable_type == "commit"
if Ability.allowed?(@current_user, :download_code, @project)
@project.notes.where(noteable_type: 'Commit')
else
Note.none
end
else
finder = noteables_for_type(noteable_type)
@project.notes.where(noteable_type: finder.base_class.name, noteable_id: finder.reorder(nil))
end
end
2017-08-17 22:00:37 +05:30
def notes_on_target
if target.respond_to?(:related_notes)
target.related_notes
2017-01-15 13:20:01 +05:30
else
2017-08-17 22:00:37 +05:30
target.notes
2017-01-15 13:20:01 +05:30
end
end
# Searches for notes matching the given query.
#
# This method uses ILIKE on PostgreSQL and LIKE on MySQL.
#
2017-08-17 22:00:37 +05:30
def search(notes)
query = @params[:search]
return notes unless query
2018-03-17 18:26:18 +05:30
notes.search(query)
2017-01-15 13:20:01 +05:30
end
# Notes changed since last fetch
# Uses overlapping intervals to avoid worrying about race conditions
2017-08-17 22:00:37 +05:30
def since_fetch_at(notes)
return notes unless @params[:last_fetched_at]
2017-01-15 13:20:01 +05:30
# Default to 0 to remain compatible with old clients
last_fetched_at = Time.at(@params.fetch(:last_fetched_at, 0).to_i)
2017-08-17 22:00:37 +05:30
notes.updated_after(last_fetched_at - FETCH_OVERLAP)
2014-09-02 18:07:02 +05:30
end
end