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module Users
class DestroyService
attr_accessor :current_user
def initialize(current_user)
@current_user = current_user
end
def execute(user, options = {})
unless Ability.allowed?(current_user, :destroy_user, user)
raise Gitlab::Access::AccessDeniedError, "#{current_user} tried to destroy user #{user}!"
end
if !options[:delete_solo_owned_groups] && user.solo_owned_groups.present?
user.errors[:base] << 'You must transfer ownership or delete groups before you can remove user'
return user
end
user.solo_owned_groups.each do |group|
Groups::DestroyService.new(group, current_user).execute
end
user.personal_projects.each do |project|
# Skip repository removal because we remove directory with namespace
# that contain all this repositories
::Projects::DestroyService.new(project, current_user, skip_repo: true).async_execute
end
move_issues_to_ghost_user(user)
# Destroy the namespace after destroying the user since certain methods may depend on the namespace existing
namespace = user.namespace
user_data = user.destroy
namespace.really_destroy!
user_data
end
private
def move_issues_to_ghost_user(user)
# Block the user before moving issues to prevent a data race.
# If the user creates an issue after `move_issues_to_ghost_user`
# runs and before the user is destroyed, the destroy will fail with
# an exception. We block the user so that issues can't be created
# after `move_issues_to_ghost_user` runs and before the destroy happens.
user.block
ghost_user = User.ghost
user.issues.update_all(author_id: ghost_user.id)
user.reload
end
end
end
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