Class: Queries::Document::Filter

Inherits:
Query::Filter show all
Defined in:
lib/queries/document/filter.rb

Constant Summary collapse

PARAMS = 
[
  :document_id,
  :file_extension_group,
  document_id: [],
].freeze

Constants inherited from Query::Filter

Query::Filter::FILTER_QUERIES, Query::Filter::SUBQUERIES

Instance Attribute Summary collapse

Attributes inherited from Query::Filter

#api, #asserted_distribution_query, #biological_association_query, #biological_associations_graph_query, #collecting_event_query, #collection_object_query, #content_query, #controlled_vocabulary_term_query, #data_attribute_query, #descriptor_query, #document_query, #dwc_occurrence_query, #extract_query, #field_occurrence_query, #image_query, #loan_query, #object_global_id, #observation_query, #order_by, #otu_query, #page, #paginate, #params, #per, #person_query, #project_id, #recent, #recent_target, #taxon_name_query, #venn, #venn_mode

Attributes inherited from Query

#query_string, #terms

Instance Method Summary collapse

Methods inherited from Query::Filter

#all, #all_and_clauses, #all_merge_clauses, #annotator_and_clauses, #annotator_merge_clauses, annotator_params, api_except_params, api_excluded_params, #apply_venn, #attribute_exact_facet, base_filter, base_query_name, #deep_permit, included_annotator_facets, instatiated_base_filter, inverted_subqueries, #merge_clauses, #model_id_facet, #object_global_id_facet, params, #permitted_params, #process_url_into_params, #project_id_facet, query_name, #query_name, #set_nested_queries, #shared_and_clauses, #subquery_vector, #venn_query

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(query_params) ⇒ Filter

Returns a new instance of Filter.



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# File 'lib/queries/document/filter.rb', line 15

def initialize(query_params)
  super

  @document_id = params[:document_id]
  @file_extension_group = params[:file_extension_group]
end

Instance Attribute Details

#document_id ⇒ Object

Returns the value of attribute document_id.



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# File 'lib/queries/document/filter.rb', line 11

def document_id
  @document_id
end

#file_extension_group ⇒ Object

Returns the value of attribute file_extension_group.



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# File 'lib/queries/document/filter.rb', line 13

def file_extension_group
  @file_extension_group
end

Instance Method Details

#and_clauses ⇒ Object 



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# File 'lib/queries/document/filter.rb', line 46

def and_clauses
  [file_extension_facet]
end

#extension_matches_ored(exts) ⇒ Object (private) 



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# File 'lib/queries/document/filter.rb', line 52

def extension_matches_ored(exts)
  clauses = exts.map { |ext|
    table[:document_file_file_name].matches('%' + ext)
  }

  a = clauses.shift
  clauses.each do |b|
    a = a.or(b)
  end

  a
end

#file_extension_facet ⇒ Object 



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# File 'lib/queries/document/filter.rb', line 26

def file_extension_facet
  return nil if !file_extension_group&.present?

  d = FILE_EXTENSIONS_DATA.find { |g|
    g[:group] == file_extension_group
  }

  d ||= {
    group: '',
    content_type: '', # matches no document
    extensions: ['']
  }

  type_match = table[:document_file_content_type].eq(d[:content_type])

  extensions_match = extension_matches_ored(d[:extensions])

  type_match.and(extensions_match)
end