gitlab-org--gitlab-foss/lib/gitlab/markdown/cross_project_reference.rb

31 lines
907 B
Ruby

require 'gitlab/markdown'
module Gitlab
module Markdown
# Common methods for ReferenceFilters that support an optional cross-project
# reference.
module CrossProjectReference
# Given a cross-project reference string, get the Project record
#
# Defaults to value of `context[:project]` if:
# * No reference is given OR
# * Reference given doesn't exist
#
# ref - String reference.
#
# Returns a Project, or nil if the reference can't be accessed
def project_from_ref(ref)
return context[:project] unless ref
other = Project.find_with_namespace(ref)
return nil unless other && user_can_reference_project?(other)
other
end
def user_can_reference_project?(project, user = context[:current_user])
Ability.abilities.allowed?(user, :read_project, project)
end
end
end
end