Class: Queries::Identifier::Autocomplete
  
  
  
  Instance Attribute Summary collapse
  
  
  
  
  #dynamic_limit, #project_id, #query_string
  
  
  Attributes inherited from Query
  #query_string, #terms
  
    
      Instance Method Summary
      collapse
    
    
  
  
  
  
  
  
  
  
  
  
  #autocomplete_cached, #autocomplete_cached_wildcard_anywhere, #autocomplete_common_name_exact, #autocomplete_common_name_like, #autocomplete_exact_id, #autocomplete_exactly_named, #autocomplete_named, #autocomplete_ordered_wildcard_pieces_in_cached, #cached_facet, #combine_or_clauses, #common_name_name, #common_name_table, #common_name_wild_pieces, #exactly_named, #fragments, #integers, #least_levenshtein, #match_wildcard_end_in_cached, #match_wildcard_in_cached, #named, #only_ids, #only_integers?, #parent, #parent_child_join, #parent_child_where, #pieces, #safe_integers, #scope, #string_fragments, #wildcard_wrapped_integers, #wildcard_wrapped_years, #with_cached, #with_cached_like, #with_id, #with_project_id, #year_letter, #years
  
  
  
  
  
  
  
  
  
  
  Methods inherited from Query
  #alphabetic_strings, #alphanumeric_strings, base_name, #base_name, #base_query, #build_terms, #cached_facet, #end_wildcard, #levenshtein_distance, #match_ordered_wildcard_pieces_in_cached, #no_terms?, referenced_klass, #referenced_klass, #referenced_klass_except, #referenced_klass_intersection, #referenced_klass_union, #start_and_end_wildcard, #start_wildcard, #table, #wildcard_pieces
  
  
  Constructor Details
  
    
  
  
    #initialize(string, project_id: nil, identifier_object_types: [])  ⇒ Autocomplete 
  
  
  
  
    
Returns a new instance of Autocomplete.
   
 
  
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12 | # File 'lib/queries/identifier/autocomplete.rb', line 8
def initialize(string, project_id: nil, identifier_object_types: [])
  @identifier_object_types = identifier_object_types || []
    super
end | 
 
  
 
  
    Instance Attribute Details
    
      
      
      
  
  
    #identifier_object_types  ⇒ Object 
  
  
  
  
    
Returns the value of attribute identifier_object_types.
   
 
  
  
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7 | # File 'lib/queries/identifier/autocomplete.rb', line 5
def identifier_object_types
  @identifier_object_types
end | 
 
    
   
  
    Instance Method Details
    
      
  
  
    #and_clauses  ⇒ Arel:Nodes? 
  
  
  
  
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27 | # File 'lib/queries/identifier/autocomplete.rb', line 15
def and_clauses
  clauses = [
    is_identifier_object_type
  ].compact
  return nil if clauses.nil?
  a = clauses.shift
  clauses.each do |b|
    a = a.and(b)
  end
  a
end | 
 
    
      
  
  
    #autocomplete  ⇒ Object 
  
  
  
  
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54 | # File 'lib/queries/identifier/autocomplete.rb', line 29
def autocomplete
  queries = [
    autocomplete_exact_cached,
    autocomplete_exact_identifier,
    autocomplete_matching_cached,
    autocomplete_matching_cached_anywhere
  ]
  queries.compact!
  updated_queries = []
  queries.each_with_index do |q ,i|
    a = q.where(with_project_id.to_sql) if project_id.present?
    a = a.where(and_clauses.to_sql) if and_clauses
    a ||= q
    updated_queries[i] = a
  end
  result = []
  updated_queries.each do |q|
    result += q.to_a
    result.uniq!
    break if result.count > 29
  end
  result[0..29]
end | 
 
    
      
  
  
    #autocomplete_exact_cached  ⇒ Object 
  
  
  
  
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64 | # File 'lib/queries/identifier/autocomplete.rb', line 62
def autocomplete_exact_cached
  base_query.where(with_cached.to_sql).limit(2)
end | 
 
    
      
  
  
    #autocomplete_exact_identifier  ⇒ Object 
  
  
  
  
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68 | # File 'lib/queries/identifier/autocomplete.rb', line 66
def autocomplete_exact_identifier
  base_query.where(with_identifier_identifier.to_sql).limit(15)
end | 
 
    
      
  
  
    #autocomplete_matching_cached  ⇒ Object 
  
  
  
  
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72 | # File 'lib/queries/identifier/autocomplete.rb', line 70
def autocomplete_matching_cached
  base_query.where(match_wildcard_end_in_cached).order(Arel.sql('LENGTH(cached)')).limit(20)
end | 
 
    
      
  
  
    #autocomplete_matching_cached_anywhere  ⇒ Object 
  
  
  
  
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76 | # File 'lib/queries/identifier/autocomplete.rb', line 74
def autocomplete_matching_cached_anywhere
  base_query.where(with_identifier_cached_wildcarded).order(Arel.sql('LENGTH(cached)')).limit(20)
end | 
 
    
      
  
  
    #is_identifier_object_type  ⇒ Arel::Nodes::<>? 
  
  
  
  
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60 | # File 'lib/queries/identifier/autocomplete.rb', line 57
def is_identifier_object_type
  return nil if identifier_object_types.empty?
  table[:identifier_object_type].in(identifier_object_types)
end |