class TopicsBulkAction def initialize(user, topic_ids, operation) @user = user @topic_ids = topic_ids @operation = operation @changed_ids = [] end def self.operations @operations ||= %w(change_category close archive change_notification_level reset_read dismiss_posts delete) end def self.register_operation(name, &block) operations << name define_method(name, &block) end def perform! raise Discourse::InvalidParameters.new(:operation) unless TopicsBulkAction.operations.include?(@operation[:type]) send(@operation[:type]) @changed_ids end private def dismiss_posts sql = " UPDATE topic_users tu SET highest_seen_post_number = t.highest_post_number , last_read_post_number = highest_post_number FROM topics t WHERE t.id = tu.topic_id AND tu.user_id = :user_id AND t.id IN (:topic_ids) " Topic.exec_sql(sql, user_id: @user.id, topic_ids: @topic_ids) @changed_ids.concat @topic_ids end def reset_read PostTiming.destroy_for(@user.id, @topic_ids) end def change_category topics.each do |t| if guardian.can_edit?(t) @changed_ids << t.id if t.change_category_to_id(@operation[:category_id]) end end end def change_notification_level topics.each do |t| if guardian.can_see?(t) TopicUser.change(@user, t.id, notification_level: @operation[:notification_level_id].to_i) @changed_ids << t.id end end end def close topics.each do |t| if guardian.can_moderate?(t) t.update_status('closed', true, @user) @changed_ids << t.id end end end def archive topics.each do |t| if guardian.can_moderate?(t) t.update_status('archived', true, @user) @changed_ids << t.id end end end def delete topics.each do |t| t.trash! if guardian.can_delete?(t) end end def guardian @guardian ||= Guardian.new(@user) end def topics @topics ||= Topic.where(id: @topic_ids) end end