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 change_notification_level)
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 change_category
topics.each do |t|
if guardian.can_edit?(t)
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@changed_ids << t.id if t.change_category(@operation[:category_name])
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 guardian
@guardian ||= Guardian.new(@user)
end
def topics
@topics ||= Topic.where(id: @topic_ids)
end
end