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58 lines
1.6 KiB
Ruby
58 lines
1.6 KiB
Ruby
require_dependency 'screening_model'
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# A ScreenedUrl record represents a URL that is being watched.
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# If the URL is found in a post, some action can be performed.
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# For now, nothing is done. We're just collecting the data and will decide
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# what to do with it later.
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class ScreenedUrl < ActiveRecord::Base
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include ScreeningModel
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default_action :do_nothing
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before_validation :normalize
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validates :url, presence: true, uniqueness: true
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validates :domain, presence: true
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def normalize
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self.url = ScreenedUrl.normalize_url(self.url) if self.url
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self.domain = self.domain.downcase.sub(/^www\./, '') if self.domain
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end
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def self.watch(url, domain, opts={})
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find_match(url) || create(opts.slice(:action_type, :ip_address).merge(url: url, domain: domain))
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end
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def self.find_match(url)
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find_by_url normalize_url(url)
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end
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def self.normalize_url(url)
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normalized = url.gsub(/http(s?):\/\//i, '')
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normalized.gsub!(/(\/)+$/, '') # trim trailing slashes
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normalized.gsub!(/^([^\/]+)(?:\/)?/) { |m| m.downcase } # downcase the domain part of the url
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normalized
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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: screened_urls
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#
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# id :integer not null, primary key
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# url :string(255) not null
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# domain :string(255) not null
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# action_type :integer not null
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# match_count :integer default(0), not null
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# last_match_at :datetime
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# created_at :datetime not null
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# updated_at :datetime not null
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# ip_address :inet
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#
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# Indexes
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#
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# index_screened_urls_on_last_match_at (last_match_at)
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# index_screened_urls_on_url (url) UNIQUE
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#
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