discourse/app/services/spam_rule/flag_sockpuppets.rb

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class SpamRule::FlagSockpuppets
def initialize(post)
@post = post
end
def perform
if SiteSetting.flag_sockpuppets && reply_is_from_sockpuppet?
flag_sockpuppet_users
true
else
false
end
end
def reply_is_from_sockpuppet?
return false if @post.try(:post_number) == 1
first_post = @post.topic.posts.by_post_number.first
return false if first_post.user.nil?
!first_post.user.staff? &&
!@post.user.staff? &&
@post.user != first_post.user &&
@post.user.ip_address == first_post.user.ip_address &&
@post.user.new_user? &&
!ScreenedIpAddress.is_whitelisted?(@post.user.ip_address)
end
def flag_sockpuppet_users
system_user = Discourse.system_user
PostAction.act(system_user, @post, PostActionType.types[:spam], message: I18n.t('flag_reason.sockpuppet')) rescue PostAction::AlreadyActed
if (first_post = @post.topic.posts.by_post_number.first).try(:user).try(:new_user?)
PostAction.act(system_user, first_post, PostActionType.types[:spam], message: I18n.t('flag_reason.sockpuppet')) rescue PostAction::AlreadyActed
end
end
end