99 lines
2.9 KiB
Ruby
99 lines
2.9 KiB
Ruby
# frozen_string_literal: true
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class Chat::ChatMessageUpdater
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attr_reader :error
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def self.update(opts)
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instance = new(**opts)
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instance.update
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instance
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end
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def initialize(guardian:, chat_message:, new_content:, upload_ids: nil)
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@guardian = guardian
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@user = guardian.user
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@chat_message = chat_message
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@old_message_content = chat_message.message
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@chat_channel = @chat_message.chat_channel
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@new_content = new_content
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@upload_ids = upload_ids
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@error = nil
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end
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def update
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begin
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validate_channel_status!
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@guardian.ensure_can_edit_chat!(@chat_message)
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@chat_message.message = @new_content
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@chat_message.last_editor_id = @user.id
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upload_info = get_upload_info
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validate_message!(has_uploads: upload_info[:uploads].any?)
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@chat_message.cook
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@chat_message.save!
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update_uploads(upload_info)
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revision = save_revision!
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@chat_message.reload
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ChatPublisher.publish_edit!(@chat_channel, @chat_message)
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Jobs.enqueue(:process_chat_message, { chat_message_id: @chat_message.id })
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Chat::ChatNotifier.notify_edit(chat_message: @chat_message, timestamp: revision.created_at)
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DiscourseEvent.trigger(:chat_message_edited, @chat_message, @chat_channel, @user)
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rescue => error
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@error = error
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end
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end
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def failed?
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@error.present?
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end
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private
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def validate_channel_status!
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return if @guardian.can_modify_channel_message?(@chat_channel)
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raise StandardError.new(
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I18n.t(
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"chat.errors.channel_modify_message_disallowed",
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status: @chat_channel.status_name,
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),
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)
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end
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def validate_message!(has_uploads:)
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@chat_message.validate_message(has_uploads: has_uploads)
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if @chat_message.errors.present?
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raise StandardError.new(@chat_message.errors.map(&:full_message).join(", "))
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end
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end
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def get_upload_info
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return { uploads: [] } if @upload_ids.nil? || !SiteSetting.chat_allow_uploads
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uploads = Upload.where(id: @upload_ids, user_id: @user.id)
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if uploads.count != @upload_ids.count
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# User is passing upload_ids for uploads that they don't own. Don't change anything.
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return { uploads: @chat_message.uploads, changed: false }
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end
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new_upload_ids = uploads.map(&:id)
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existing_upload_ids = @chat_message.upload_ids
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difference = (existing_upload_ids + new_upload_ids) - (existing_upload_ids & new_upload_ids)
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{ uploads: uploads, changed: difference.any? }
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end
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def update_uploads(upload_info)
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return unless upload_info[:changed]
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DB.exec("DELETE FROM chat_uploads WHERE chat_message_id = #{@chat_message.id}")
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UploadReference.where(target: @chat_message).destroy_all
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@chat_message.attach_uploads(upload_info[:uploads])
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end
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def save_revision!
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@chat_message.revisions.create!(
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old_message: @old_message_content,
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new_message: @chat_message.message,
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user_id: @user.id,
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)
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end
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end
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