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Contents
# frozen_string_literal: true
module Decidim
# A command with all the business logic to demote an admin. This means
# removing their admin righta dn converting them to a basic member. It's the
# coutnerpart of `PromoteMembership`.
class DemoteMembership < Rectify::Command
# Public: Initializes the command.
#
# membership - the UserGroupMembership to be demoted.
def initialize(membership, user_group)
@membership = membership
@user_group = user_group
end
# Executes the command. Broadcasts these events:
#
# - :ok when everything is valid.
# - :invalid if we couldn't proceed.
#
# Returns nothing.
def call
return broadcast(:invalid) if membership.blank?
return broadcast(:invalid) if membership.role != "admin"
return broadcast(:invalid) if membership.user_group != user_group
transaction do
demote_membership
send_notification
end
broadcast(:ok)
end
private
attr_reader :membership, :user_group
def demote_membership
membership.role = :member
membership.save!
end
def send_notification
Decidim::EventsManager.publish(
event: "decidim.events.groups.demoted_membership",
event_class: DemotedMembershipEvent,
resource: membership.user_group,
affected_users: [membership.user],
extra: {
user_group_name: membership.user_group.name,
user_group_nickname: membership.user_group.nickname
}
)
end
end
end
Version data entries
46 entries across 46 versions & 1 rubygems