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105 lines
3.2 KiB
Ruby
105 lines
3.2 KiB
Ruby
module SearchableModel
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extend ActiveSupport::Concern
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included do
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# Helper function for relations that
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# adds OR ILIKE where clause for all specified attributes
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# for the given search query
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scope :where_attributes_like, lambda { |attributes, query, options = {}|
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return unless query
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attrs = []
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if attributes.blank?
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# Do nothing in this case
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elsif attributes.is_a? Symbol
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attrs = [attributes.to_s]
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elsif attributes.is_a? String
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attrs = [attributes]
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elsif attributes.is_a? Array
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attrs = attributes.collect(&:to_s)
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else
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raise ArgumentError, ':attributes must be an array, symbol or string'
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end
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if options[:whole_word].to_s == 'true' ||
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options[:whole_phrase].to_s == 'true' ||
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options[:at_search].to_s == 'true'
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unless attrs.empty?
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like = options[:match_case].to_s == 'true' ? '~' : '~*'
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like = 'SIMILAR TO' if options[:at_search].to_s == 'true'
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if options[:whole_word].to_s == 'true'
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a_query = query.split
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.map { |a| Regexp.escape(a) }
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.join('|')
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a_query = "(#{a_query})"
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elsif options[:at_search].to_s == 'true'
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a_query = "%#{Regexp.escape(query).downcase}%"
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else
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a_query = Regexp.escape(query)
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end
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where_str =
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(attrs.map.with_index do |a, i|
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if a == 'repository_rows.id'
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"CAST(#{a} AS TEXT) #{like} :t#{i} OR "
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else
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col = options[:at_search].to_s == 'true' ? "lower(#{a})": a
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"(trim_html_tags(#{col})) #{like} :t#{i} OR "
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end
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end
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).join[0..-5]
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vals = (
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attrs.map.with_index do |_, i|
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["t#{i}".to_sym, a_query]
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end
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).to_h
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return where(where_str, vals)
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end
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end
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like = options[:match_case].to_s == 'true' ? 'LIKE' : 'ILIKE'
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if query.count(' ') > 0
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unless attrs.empty?
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a_query = query.split.map { |a| "%#{sanitize_sql_like(a)}%" }
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where_str =
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(attrs.map.with_index do |a, i|
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if a == 'repository_rows.id'
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"CAST(#{a} AS TEXT) #{like} ANY (array[:t#{i}]) OR "
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else
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"(trim_html_tags(#{a})) #{like} ANY (array[:t#{i}]) OR "
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end
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end
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).join[0..-5]
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vals = (
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attrs.map.with_index do |_, i|
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["t#{i}".to_sym, a_query]
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end
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).to_h
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return where(where_str, vals)
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end
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else
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unless attrs.empty?
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where_str =
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(attrs.map.with_index do |a, i|
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if a == 'repository_rows.id'
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"CAST(#{a} AS TEXT) #{like} :t#{i} OR "
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else
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"(trim_html_tags(#{a})) #{like} :t#{i} OR "
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end
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end
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).join[0..-5]
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vals = (
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attrs.map.with_index do |_, i|
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["t#{i}".to_sym, "%#{sanitize_sql_like(query.to_s)}%"]
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end
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).to_h
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return where(where_str, vals)
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end
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end
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}
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end
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end
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