76 lines
1.7 KiB
Ruby
76 lines
1.7 KiB
Ruby
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class SpamReport
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attr_reader :recent_date, :new_date
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def self.run
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new.run
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end
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def initialize
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@recent_date = 14.days.ago
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@new_date = 1.day.ago
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end
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def run
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spam = {}
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users.each do |user|
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new_works, score = score_user(user)
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if score > ArchiveConfig.SPAM_THRESHOLD
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spam[user.id] = { score: score, work_ids: new_works }
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end
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end
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spam = Hash[spam.sort_by { |_user_id, info| info[:score] }.reverse]
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if spam.length > 0
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AdminMailer.send_spam_alert(spam).deliver_later
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end
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end
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private
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def all_new_works
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Work.where("created_at > ?", new_date).posted.unhidden
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end
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def users
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all_new_works.map { |w| w.users }.flatten.uniq
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end
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# Scoring rules:
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# For every new spam work, add 4 to the score
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# For every new non-spam work, add 1
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# For every older non-spam work,
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# decrease the score by 2
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# Add the number of different ip addresses used to post
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def score_user(user)
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new_works = []
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ips = []
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score = 0
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works = user.works.
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visible_to_registered_user.
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where("works.created_at > ?", new_date)
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works.each do |work|
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unless work.spam_checked?
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work.check_for_spam
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end
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if work.created_at > new_date
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new_works << work.id
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ips << work.ip_address
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if work.spam?
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score += 4
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else
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score += 1
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end
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end
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end
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count = user.works.
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where("works.created_at > ? AND works.created_at < ?",
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recent_date,
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new_date).
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posted.not_spam.size
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score -= (count * 2)
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score += ips.uniq.length
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[new_works, score]
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end
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end
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