discourse/lib/topics_bulk_action.rb

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class TopicsBulkAction
def initialize(user, topic_ids, operation)
@user = user
@topic_ids = topic_ids
@operation = operation
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@changed_ids = []
end
def self.operations
%w(change_category close archive change_notification_level reset_read dismiss_posts delete)
end
def perform!
raise Discourse::InvalidParameters.new(:operation) unless TopicsBulkAction.operations.include?(@operation[:type])
send(@operation[:type])
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@changed_ids
end
private
def dismiss_posts
sql = "
UPDATE topic_users tu
SET seen_post_count = t.posts_count , 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
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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])
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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
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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