51 lines
1.2 KiB
Ruby
51 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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class WebCrawlerRequest < ActiveRecord::Base
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include CachedCounting
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cattr_accessor :max_record_age, :max_records_per_day
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# only keep the top records based on request count
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self.max_records_per_day = 200
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# delete records older than this
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self.max_record_age = 30.days
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def self.increment!(user_agent)
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perform_increment!(user_agent)
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end
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def self.write_cache!(user_agent, count, date)
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where(id: request_id(date: date, user_agent: user_agent))
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.update_all(["count = count + ?", count])
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end
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protected
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def self.request_id(date:, user_agent:, retries: 0)
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id = where(date: date, user_agent: user_agent).pluck_first(:id)
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id ||= create!({ date: date, user_agent: user_agent }.merge(count: 0)).id
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rescue # primary key violation
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if retries == 0
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request_id(date: date, user_agent: user_agent, retries: 1)
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else
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raise
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end
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end
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end
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# == Schema Information
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#
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# Table name: web_crawler_requests
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#
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# id :bigint not null, primary key
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# date :date not null
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# user_agent :string not null
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# count :integer default(0), not null
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#
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# Indexes
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#
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# index_web_crawler_requests_on_date_and_user_agent (date,user_agent) UNIQUE
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#
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