42 lines
921 B
Ruby
42 lines
921 B
Ruby
# frozen_string_literal: true
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# == Schema Information
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#
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# Table name: custom_filter_keywords
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#
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# id :bigint(8) not null, primary key
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# custom_filter_id :bigint(8) not null
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# keyword :text default(""), not null
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# whole_word :boolean default(TRUE), not null
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# created_at :datetime not null
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# updated_at :datetime not null
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#
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class CustomFilterKeyword < ApplicationRecord
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include CustomFilterCache
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belongs_to :custom_filter
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validates :keyword, presence: true
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alias_attribute :phrase, :keyword
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def to_regex
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if whole_word?
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/(?mix:#{to_regex_sb}#{Regexp.escape(keyword)}#{to_regex_eb})/
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else
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/#{Regexp.escape(keyword)}/i
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end
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end
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private
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def to_regex_sb
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/\A[[:word:]]/.match?(keyword) ? '\b' : ''
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end
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def to_regex_eb
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/[[:word:]]\z/.match?(keyword) ? '\b' : ''
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end
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end
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