class Dusen::ActiveRecord::SearchText
Public Class Methods
for_model(model)
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# File lib/dusen/active_record/search_text.rb, line 20 def self.for_model(model) Util.append_scope_conditions(scoped({}), :source_type => model.name) end
invalid()
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# File lib/dusen/active_record/search_text.rb, line 24 def self.invalid scoped(:conditions => { :stale => true }) end
match(model, phrases)
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# File lib/dusen/active_record/search_text.rb, line 45 def self.match(model, phrases) synchronize_model(model) if model.search_text? Dusen::Util.append_scope_conditions( model, :id => matching_source_ids(model, phrases) ) end
matching_source_ids(model, phrases)
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# File lib/dusen/active_record/search_text.rb, line 53 def self.matching_source_ids(model, phrases) phrases = phrases.collect { |phrase| Util.normalize_word_boundaries(phrase) } conditions = [ 'MATCH (words) AGAINST (? IN BOOLEAN MODE)', Dusen::Util.boolean_fulltext_query(phrases) ] matching_texts = Dusen::Util.append_scope_conditions(for_model(model), conditions) matching_texts.collect_column(:source_id) end
synchronize_model(model)
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# File lib/dusen/active_record/search_text.rb, line 28 def self.synchronize_model(model) model = model.origin_class invalid_index_records = for_model(model).invalid source_ids = invalid_index_records.collect_column(:source_id) pending_source_ids = Set.new(source_ids) model.find_in_batches(:conditions => { :id => source_ids } ) do |batch| batch.each do |source_record| source_record.index_search_text pending_source_ids.delete(source_record.id) end end if pending_source_ids.present? invalid_index_records.delete_all(:source_id => pending_source_ids.to_a) end true end
Public Instance Methods
invalidate!()
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# File lib/dusen/active_record/search_text.rb, line 16 def invalidate! update_attributes!(:stale => true) end
update_words!(text)
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# File lib/dusen/active_record/search_text.rb, line 11 def update_words!(text) text = Util.normalize_word_boundaries(text) update_attributes!(:words => text, :stale => false) end