52 lines
1.2 KiB
Ruby
52 lines
1.2 KiB
Ruby
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# frozen_string_literal: true
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class TopicsFilter
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def self.register_filter(matcher, &block)
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self.filters[matcher] = block
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end
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def self.filters
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@@filters ||= {}
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end
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register_filter(/\Astatus:([a-zA-Z]+)\z/i) do |topics, match|
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case match
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when "open"
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topics.where("NOT topics.closed AND NOT topics.archived")
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when "closed"
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topics.where("topics.closed")
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when "archived"
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topics.where("topics.archived")
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when "deleted"
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if @guardian.can_see_deleted_topics?(@category)
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topics.unscope(where: :deleted_at).where("topics.deleted_at IS NOT NULL")
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end
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end
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end
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def initialize(guardian:, scope: Topic, category_id: nil)
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@guardian = guardian
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@scope = scope
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@category = category_id.present? ? Category.find_by(id: category_id) : nil
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end
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def filter(input)
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input
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.to_s
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.scan(/(([^" \t\n\x0B\f\r]+)?(("[^"]+")?))/)
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.to_a
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.map do |(word, _)|
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next if word.blank?
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self.class.filters.each do |matcher, block|
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cleaned = word.gsub(/["']/, "")
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new_scope = instance_exec(@scope, $1, &block) if cleaned =~ matcher
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@scope = new_scope if !new_scope.nil?
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end
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end
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@scope
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end
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end
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