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Contents
# frozen_string_literal: true
module Decidim
module Admin
# A command with all the business logic to add an attachment to a
# participatory process.
class CreateAttachment < Rectify::Command
# Public: Initializes the command.
#
# form - A form object with the params.
# attached_to - The ActiveRecord::Base that will hold the attachment
def initialize(form, attached_to)
@form = form
@attached_to = attached_to
end
# Executes the command. Broadcasts these events:
#
# - :ok when everything is valid.
# - :invalid if the form wasn't valid and we couldn't proceed.
#
# Returns nothing.
def call
return broadcast(:invalid) if form.invalid?
build_attachment
if @attachment.valid?
@attachment.save!
notify_followers
broadcast(:ok)
else
@form.errors.add :file, @attachment.errors[:file] if @attachment.errors.has_key? :file
broadcast(:invalid)
end
end
private
attr_reader :form
def build_attachment
@attachment = Attachment.new(
title: form.title,
description: form.description,
file: form.file,
attached_to: @attached_to,
weight: form.weight,
attachment_collection: form.attachment_collection
)
end
def notify_followers
return unless @attachment.attached_to.is_a?(Decidim::Followable)
Decidim::EventsManager.publish(
event: "decidim.events.attachments.attachment_created",
event_class: Decidim::AttachmentCreatedEvent,
resource: @attachment,
recipient_ids: @attachment.attached_to.followers.pluck(:id)
)
end
end
end
end
Version data entries
19 entries across 19 versions & 1 rubygems