class FriendlyId::Candidates
This class provides the slug candidate functionality. @see FriendlyId::Slugged
Public Class Methods
new(object, *array)
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# File lib/friendly_id/candidates.rb, line 9 def initialize(object, *array) @object = object @raw_candidates = to_candidate_array(object, array.flatten(1)) end
Public Instance Methods
each(*args) { |candidate| ... }
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# File lib/friendly_id/candidates.rb, line 14 def each(*args, &block) return candidates unless block candidates.each { |candidate| yield candidate } end
Private Instance Methods
candidates()
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# File lib/friendly_id/candidates.rb, line 21 def candidates @candidates ||= begin candidates = normalize(@raw_candidates) filter(candidates) end end
filter(candidates)
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# File lib/friendly_id/candidates.rb, line 34 def filter(candidates) unless candidates.all? { |x| reserved?(x) } candidates.reject! { |x| reserved?(x) } end candidates end
normalize(candidates)
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# File lib/friendly_id/candidates.rb, line 28 def normalize(candidates) candidates.map do |candidate| @object.normalize_friendly_id(candidate.map(&:call).join(" ")) end.select { |x| wanted?(x) } end
reserved?(slug)
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# File lib/friendly_id/candidates.rb, line 64 def reserved?(slug) config = @object.friendly_id_config return false unless config.uses? ::FriendlyId::Reserved return false unless config.reserved_words config.reserved_words.include?(slug) end
to_candidate_array(object, array)
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# File lib/friendly_id/candidates.rb, line 41 def to_candidate_array(object, array) array.map do |candidate| case candidate when String [-> { candidate }] when Array to_candidate_array(object, candidate).flatten when Symbol [object.method(candidate)] else if candidate.respond_to?(:call) [candidate] else [-> { candidate.to_s }] end end end end
wanted?(slug)
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# File lib/friendly_id/candidates.rb, line 60 def wanted?(slug) slug.present? end