Class: Geomash::TGN

Inherits:
Object
  • Object
show all
Defined in:
lib/geomash/tgn.rb

Class Method Summary collapse

Class Method Details

.get_tgn_data(tgn_id) ⇒ Object

81010/nation

81175/state
81165/region
84251/neighborhood
83002/inhabited place

nations
<http://vocab.getty.edu/tgn/7012149> <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300128207>

States (political divisions):
    <http://vocab.getty.edu/tgn/7007517> <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000776> .

Counties: (Suffolk - http://vocab.getty.edu/aat/300000771)
<http://vocab.getty.edu/tgn/1002923> <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000771> .

Neighborhood: (Boston)
<http://vocab.getty.edu/tgn/7013445> <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347> .

Provinces:
    http://vocab.getty.edu/aat/300000774

Departments:
    http://vocab.getty.edu/aat/300000772

Governates:
    http://vocab.getty.edu/aat/300235093

Territories:
    http://vocab.getty.edu/aat/300135982

+ http://vocab.getty.edu/resource/getty/search?q=territory&luceneIndex=Brief&indexDataset=AAT&_form=%2Fresource%2Fgetty%2Fsearch

dependent state:
              http://vocab.getty.edu/aat/300387176

union territory:
          http://vocab.getty.edu/aat/300387122

national district:
             http://vocab.getty.edu/aat/300387081

Roxbury: vocab.getty.edu/tgn/7015002.json

#South Carolina - vocab.getty.edu/tgn/7007712

SELECT ?object_identifier WHERE {

?x <http://purl.org/dc/elements/1.1/identifier> 7007712 .
?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> ?parent_country .
{
  SELECT ?parent_country ?identifier_country ?aat_place_id
  WHERE {
     ?parent_country <http://purl.org/dc/elements/1.1/identifier> ?identifier_country .
     ?parent_country <http://vocab.getty.edu/ontology#placeTypePreferred> ?aat_place_id .
     ?parent_country <http://www.w3.org/2000/01/rdf-schema#label> ?country_label .
  }
  GROUP BY ?parent_country
}

} GROUP BY ?object_identifier

primary_tgn_response = Typhoeus::Request.get(“vocab.getty.edu/tgn/#tgn_id.json”)

when 'http://vocab.getty.edu/ontology#placeTypePreferred'
  place_type_base[:aat_id] = ntriple['Object']['value']
when 'http://www.w3.org/2004/02/skos/core#prefLabel'
  if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
    place_type_base[:label_en] = ntriple['Object']['value']
  else if ntriple['Object']['xml:lang'].blank?
   place_type_base[:label_default] = ntriple['Object']['value']

tgn_main_term_info = {} broader_place_type_list = [“vocab.getty.edu/tgn/”#tgn_id]

primary_tgn_response = Typhoeus::Request.get(“vocab.getty.edu/download/json”, :params=>href="http://vocab.getty.edu/tgn">vocab.getty.edu/tgn/#{tgn_id.json”}) as_json_tgn_response = JSON.parse(primary_tgn_response.body)

as_json_tgn_response[‘bindings’].each do |ntriple|

case ntriple['Predicate']['value']
when 'http://www.w3.org/2004/02/skos/core#prefLabel'
  if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
    tgn_main_term_info[:label_en] = ntriple['Object']['value']
  elsif ntriple['Object']['xml:lang'].blank?
   tgn_main_term_info[:label_default] = ntriple['Object']['value']
  end
when 'http://vocab.getty.edu/ontology#placeTypePreferred'
 tgn_main_term_info[:aat_place] = ntriple['Object']['value']
when 'http://vocab.getty.edu/ontology#broaderPreferredExtended'
  broader_place_type_list << ntriple['Object']['value']
end

end

query = “SELECT ?identifier_place ?place_label_default ?place_label_en ?aat_pref WHERE

broader_place_type_list.each do |place_uri| query += %{{<#{place_uri> <purl.org/dc/elements/1.1/identifier> ?identifier_place .

   OPTIONAL {<#{place_uri}> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_en
            FILTER langMatches( lang(?place_label_en), "en" )
            }
   OPTIONAL {<#{place_uri}> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_default
            FILTER langMatches( lang(?place_label_default), "" )
            }
   <#{place_uri}> <http://vocab.getty.edu/ontology#placeTypePreferred> ?aat_pref
  } UNION
}

end

query = query query += “. } GROUP BY ?identifier_place ?place_label_default ?place_label_en ?aat_pref”

tgn_response_for_aat = Typhoeus::Request.get(“vocab.getty.edu/sparql.json”, :params=>:query=>query) as_json_tgn_response_for_aat = JSON.parse(tgn_response_for_aat.body)

as_json_tgn_response_for_aat[“bindings”].each do |aat_response|

#aat_response['identifier_place']['value']
#aat_response['place_label_default']['value']
#....

end

EXAMPLE SPARQL:

 SELECT ?identifier_place ?place_label_default ?place_label_en ?aat_pref
 WHERE {
    {<http://vocab.getty.edu/tgn/1000001> <http://purl.org/dc/elements/1.1/identifier> ?identifier_place .
     OPTIONAL {<http://vocab.getty.edu/tgn/1000001> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_en
              FILTER langMatches( lang(?place_label_en), "en" )
              }
     OPTIONAL {<http://vocab.getty.edu/tgn/1000001> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_default
              FILTER langMatches( lang(?place_label_default), "" )
              }
     <http://vocab.getty.edu/tgn/1000001> <http://vocab.getty.edu/ontology#placeTypePreferred> ?aat_pref
    } UNION
    {<http://vocab.getty.edu/tgn/7012149> <http://purl.org/dc/elements/1.1/identifier> ?identifier_place .
     OPTIONAL {<http://vocab.getty.edu/tgn/7012149> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_en
              FILTER langMatches( lang(?place_label_en), "en" )
              }
     OPTIONAL {<http://vocab.getty.edu/tgn/7012149> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_default
              FILTER langMatches( lang(?place_label_default), "" )
              }
    <http://vocab.getty.edu/tgn/7012149> <http://vocab.getty.edu/ontology#placeTypePreferred> ?aat_pref
    } UNION
    {<http://vocab.getty.edu/tgn/7029392> <http://purl.org/dc/elements/1.1/identifier> ?identifier_place .
     OPTIONAL {<http://vocab.getty.edu/tgn/7029392> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_en
              FILTER langMatches( lang(?place_label_en), "en" )
              }
     OPTIONAL {<http://vocab.getty.edu/tgn/7029392> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_default
              FILTER langMatches( lang(?place_label_default), "" )
              }
    <http://vocab.getty.edu/tgn/7012149> <http://vocab.getty.edu/ontology#placeTypePreferred> ?aat_pref
    } .

 }
GROUP BY ?identifier_place ?place_label_default ?place_label_en ?aat_pref



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# File 'lib/geomash/tgn.rb', line 185

def self.get_tgn_data(tgn_id)
  return nil if Geomash::TGN.tgn_enabled != true

  tgn_id = tgn_id.strip

  tgn_main_term_info = {}
  broader_place_type_list = []

  primary_tgn_response = Typhoeus::Request.get("http://vocab.getty.edu/download/json", :params=>{:uri=>"http://vocab.getty.edu/tgn/#{tgn_id}.json"}, :timeout=>500)

  return nil if(primary_tgn_response.response_code == 404) #Couldn't find TGN... FIXME: additional check needed if TGN is down?

  as_json_tgn_response = JSON.parse(primary_tgn_response.body)

  #There is a bug with some TGN JSON files currently. Example: http://vocab.getty.edu/tgn/7014203.json . Per an email
  # with Getty, this is a hackish workaround for now.
  if(as_json_tgn_response['results'].blank?)
    query = %{
      PREFIX tgn: <http://vocab.getty.edu/tgn/>
      PREFIX gvp: <http://vocab.getty.edu/ontology#>
  PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
  PREFIX dct: <http://purl.org/dc/terms/>
      PREFIX bibo: <http://purl.org/ontology/bibo/>
      PREFIX skosxl: <http://www.w3.org/2008/05/skos-xl#>
  PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
  PREFIX iso: <http://purl.org/iso25964/skos-thes#>
  PREFIX foaf: <http://xmlns.com/foaf/0.1/>
      PREFIX schema: <http://schema.org/>
      CONSTRUCT {
        ?s  ?p1 ?o1.
        ?ac ?p2 ?o2.
        ?t  ?p3 ?o3.
        ?ss ?p4 ?o4.
        ?ts ?p6 ?o6.
        ?st ?p7 ?o7.
        ?ar ?p8 ?o8.
        ?l1 ?p9 ?o9.
        ?l2 ?pA ?oA.
        ?pl ?pB ?oB.
        ?ge ?pC ?oC.
      } WHERE {
    BIND (tgn:#{tgn_id} as ?s)
    {?s ?p1 ?o1 FILTER(!isBlank(?o1) &&
        !(?p1 in (gvp:narrowerExtended, skos:narrowerTransitive, skos:semanticRelation)))}
  UNION {?s skos:changeNote ?ac. ?ac ?p2 ?o2}
  UNION {?s dct:source ?ss. ?ss a bibo:DocumentPart. ?ss ?p4 ?o4}
  UNION {?s skos:scopeNote|skosxl:prefLabel|skosxl:altLabel ?t.
                                                            {?t ?p3 ?o3 FILTER(!isBlank(?o3))}
  UNION {?t dct:source ?ts. ?ts a bibo:DocumentPart. ?ts ?p6 ?o6}}
  UNION {?st rdf:subject ?s. ?st ?p7 ?o7}
  UNION {?s skos:member/^rdf:first ?l1. ?l1 ?p9 ?o9}
  UNION {?s iso:subordinateArray ?ar FILTER NOT EXISTS {?ar skosxl:prefLabel ?t1}.
                                                {?ar ?p8 ?o8}
  UNION {?ar skos:member/^rdf:first ?l2. ?l2 ?pA ?oA}}
  UNION {?s foaf:focus ?pl.
  {?pl ?pB ?oB}
  UNION {?pl schema:geo ?ge. ?ge ?pC ?oC}}
  }
  }

    query = query.squish

    primary_tgn_response = Typhoeus::Request.get("http://vocab.getty.edu/sparql.json", :body=>{:query=>query}, :timeout=>500)
    as_json_tgn_response = JSON.parse(primary_tgn_response.body)
  end

  as_json_tgn_response['results']['bindings'].each do |ntriple|
    case ntriple['Predicate']['value']
      when 'http://www.w3.org/2004/02/skos/core#prefLabel'
        if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
          tgn_main_term_info[:label_en] ||= ntriple['Object']['value']
        elsif  ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'zh-latn-pinyin'
          tgn_main_term_info[:label_other] ||= ntriple['Object']['value']
        elsif ntriple['Object']['xml:lang'].blank?
          tgn_main_term_info[:label_default] ||= ntriple['Object']['value']
        else
          tgn_main_term_info[:label_remaining] ||= ntriple['Object']['value']
        end
      when 'http://www.w3.org/2004/02/skos/core#altLabel'
        if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
          tgn_main_term_info[:label_alt] ||= ntriple['Object']['value']
        end
      when 'http://vocab.getty.edu/ontology#placeTypePreferred'
        tgn_main_term_info[:aat_place] ||= ntriple['Object']['value']
      when 'http://schema.org/latitude'
        tgn_main_term_info[:latitude] ||= ntriple['Object']['value']
      when 'http://schema.org/longitude'
        tgn_main_term_info[:longitude] ||= ntriple['Object']['value']
      when 'http://vocab.getty.edu/ontology#broaderPreferredExtended'
        broader_place_type_list << ntriple['Object']['value']
    end

  end

  # coordinates
  coords = nil
  if tgn_main_term_info[:latitude].present?
    coords = {}
    coords[:latitude] = tgn_main_term_info[:latitude]
    coords[:longitude] = tgn_main_term_info[:longitude]
    coords[:combined] = tgn_main_term_info[:latitude] + ',' + tgn_main_term_info[:longitude]
  end

  hier_geo = {}
  non_hier_geo = {}

  #Default term to best label language...
  tgn_term = tgn_main_term_info[:label_en]
  tgn_term ||= tgn_main_term_info[:label_default]
  tgn_term ||= tgn_main_term_info[:label_other]
  tgn_term ||= tgn_main_term_info[:label_alt]
  tgn_term ||= tgn_main_term_info[:label_remaining]

  tgn_term_type = tgn_main_term_info[:aat_place].split('/').last

  #Initial Term
  if tgn_term.present? && tgn_term_type.present?
    case tgn_term_type
      when '300128176' #continent
        hier_geo[:continent] = tgn_term
      when '300128207', '300387130', '300387506' #nation, autonomous areas, countries
        hier_geo[:country] = tgn_term
      when '300000774' #province
        hier_geo[:province] = tgn_term
      when '300236112', '300182722', '300387194', '300387052', '300387113', '300387107' #region, union, semi-independent political entity, autonomous communities, autonomous regions
        hier_geo[:region] = tgn_term
      when '300000776', '300000772', '300235093' #state, department, governorate
        hier_geo[:state] = tgn_term
      when '300387081' #national district
        if tgn_term == 'District of Columbia'
          hier_geo[:state] = tgn_term
        else
          hier_geo[:territory] = tgn_term
        end
      when '300135982', '300387176', '300387122' #territory, dependent state, union territory
        hier_geo[:territory] = tgn_term
      when '300000771', '300387092', '300387071' #county, parishes, unitary authorities
        hier_geo[:county] = tgn_term
      when '300008347', '300008389' #inhabited place, cities
        hier_geo[:city] = tgn_term
      when '300000745', '300000778', '300387331' #neighborhood, parishes, parts of inhabited places
        hier_geo[:city_section] = tgn_term
      when '300008791', '300387062' #island
        hier_geo[:island] = tgn_term
      when '300387575', '300387346', '300167671', '300387178', '300387082', '300387173', '300055621', '300386853', '300386831', '300386832', '300008178', '300008804', '300387131', '300132348', '300387085', '300387198', '300008761'   #'81101/area', '22101/general region', '83210/deserted settlement', '81501/historical region', '81126/national division', administrative divisions, area (measurement), island groups, mountain ranges, mountain systems, nature reserves, peninsulas, regional divisions, sand bars, senatorial districts (administrative districts), third level subdivisions (political entities), valleys (landforms)
        hier_geo[:area] = tgn_term
      when '300386699' #Top level element of World
        non_hier_geo[:value] = 'World'
        non_hier_geo[:qualifier] = nil
      else
        aat_main_term_info = {}
        label_remaining_check = false

        aat_type_response = Typhoeus::Request.get("http://vocab.getty.edu/download/json", :params=>{:uri=>"http://vocab.getty.edu/aat/#{tgn_term_type}.json"}, :timeout=>500)
        JSON.parse(aat_type_response.body)['results']['bindings'].each do |ntriple|
          case ntriple['Predicate']['value']
            when 'http://www.w3.org/2004/02/skos/core#prefLabel'
              if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
                aat_main_term_info[:label_en] ||= ntriple['Object']['value']
              elsif ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en-us'
                aat_main_term_info[:label_en] ||= ntriple['Object']['value']
              elsif  ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'zh-latn-pinyin'
                aat_main_term_info[:label_other] ||= ntriple['Object']['value']
              elsif ntriple['Object']['xml:lang'].blank?
                aat_main_term_info[:label_default] ||= ntriple['Object']['value']
              else
                label_remaining_check = true if aat_main_term_info[:label_remaining].present?
                aat_main_term_info[:label_remaining] ||= ntriple['Object']['value']
              end
            when 'http://www.w3.org/2004/02/skos/core#altLabel'
              if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
                aat_main_term_info[:label_alt] ||= ntriple['Object']['value']
              end
          end

        end
        #Default term to best label language...
        aat_term = aat_main_term_info[:label_en]
        aat_term ||= aat_main_term_info[:label_default]
        aat_term ||= aat_main_term_info[:label_other]
        aat_term ||= aat_main_term_info[:label_alt]

        if aat_term.blank?
          if label_remaining_check
            raise "Could not determine a single aat non_hier_geo label for TGN: " + tgn_id
          else
            aat_term = aat_main_term_info[:label_remaining]
          end
        end

        #Fix cases like http://vocab.getty.edu/aat/300132316 which are bays (bodies of water)
        aat_term = aat_term.gsub(/ \(.+\)$/, '')

        if (aat_term =~ /ies$/).present?
          aat_term = aat_term.gsub(/ies$/, 'y')
        elsif (aat_term =~ /es$/).present?
          aat_term = aat_term.gsub(/es$/, '')
        elsif (aat_term =~ /s$/).present?
          aat_term = aat_term.gsub(/s$/, '')
        end

        #Fix cases like "Boston Harbor" as "Boston Harbor (harbor)" isn't that helpful
        non_hier_geo[:value] = tgn_term
        non_hier_geo[:qualifier] = tgn_term.downcase.include?(aat_term.downcase) ? nil : aat_term
    end

    #Broader places
    #FIXME: could parse xml:lang instead of the three optional clauses now... didn't expect places to lack a default preferred label.
    if broader_place_type_list.present? #Case of World... top of hierachy check
      query = "SELECT ?identifier_place ?place_label_default ?place_label_en ?aat_pref ?place_label_latn_pinyin WHERE {"

      broader_place_type_list.each do |place_uri|
        query += %{{<#{place_uri}> <http://purl.org/dc/elements/1.1/identifier> ?identifier_place .
    OPTIONAL {<#{place_uri}> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_en
             FILTER langMatches( lang(?place_label_en), "en" )
             }
    OPTIONAL {<#{place_uri}> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_default
             FILTER langMatches( lang(?place_label_default), "" )
             }
    OPTIONAL {<#{place_uri}> <http://www.w3.org/2004/02/skos/core#prefLabel> ?place_label_latn_pinyin
             FILTER langMatches( lang(?place_label_latn_pinyin), "zh-latn-pinyin" )
             }
    <#{place_uri}> <http://vocab.getty.edu/ontology#placeTypePreferred> ?aat_pref
   } UNION
 }
      end

      query = query[0..-12]
      query += ". } GROUP BY ?identifier_place ?place_label_default ?place_label_en ?place_label_latn_pinyin ?aat_pref"
      query = query.squish

      tgn_response_for_aat = Typhoeus::Request.post("http://vocab.getty.edu/sparql.json", :body=>{:query=>query}, :timeout=>500)
      as_json_tgn_response_for_aat = JSON.parse(tgn_response_for_aat.body)

      as_json_tgn_response_for_aat["results"]["bindings"].each do |aat_response|
        tgn_term = nil
        tgn_term_type = aat_response['aat_pref']['value'].split('/').last

        if aat_response['place_label_en'].present? && aat_response['place_label_en']['value'] != '-'
          tgn_term = aat_response['place_label_en']['value']
        elsif aat_response['place_label_default'].present? && aat_response['place_label_default']['value'] != '-'
          tgn_term = aat_response['place_label_default']['value']
        elsif aat_response['place_label_latn_pinyin'].present? && aat_response['place_label_latn_pinyin']['value'] != '-'
          tgn_term = aat_response['place_label_latn_pinyin']['value']
        elsif aat_response['place_label_latn_notone'].present? && aat_response['place_label_latn_notone']['value'] != '-'
          tgn_term = aat_response['place_label_latn_notone']['value']
        else
          #Just take the first prefLabel... could perhaps do some preference eventually... see 7002883 for an example of only a french prefLabel
          default_label_response = Typhoeus::Request.get("http://vocab.getty.edu/download/json", :params=>{:uri=>"http://vocab.getty.edu/tgn/#{aat_response['identifier_place']['value']}.json"}, :timeout=>500)
          JSON.parse(default_label_response.body)['results']['bindings'].each do |ntriple|
            case ntriple['Predicate']['value']
              when 'http://www.w3.org/2004/02/skos/core#prefLabel'
                if ntriple['Object']['xml:lang'].present? &&  ntriple['Object']['xml:lang'] == 'en'
                  tgn_term = ntriple['Object']['value']
                else
                  tgn_term ||= ntriple['Object']['value']
                end
            end
          end

          if tgn_term.blank?
            raise "Could not find a label for broader: #{place_uri} of base term: #{tgn_id}"
          end

        end

        case tgn_term_type
          when '300128176' #continent
            hier_geo[:continent] ||= tgn_term
          when '300128207', '300387130', '300387506' #nation, autonomous areas, countries
            hier_geo[:country] ||= tgn_term
          when '300000774' #province
            hier_geo[:province] ||= tgn_term
          when '300236112', '300182722', '300387194', '300387052', '300387113', '300387107' #region, union, semi-independent political entity, autonomous communities, autonomous regions
            hier_geo[:region] ||= tgn_term
          when '300000776', '300000772', '300235093' #state, department, governorate
            hier_geo[:state] ||= tgn_term
          when '300387081' #national district
            if tgn_term == 'District of Columbia'
              hier_geo[:state] ||= tgn_term
            else
              hier_geo[:territory] ||= tgn_term
            end
          when '300135982', '300387176', '300387122' #territory, dependent state, union territory
            hier_geo[:territory] ||= tgn_term
          when '300000771', '300387092', '300387071' #county, parishes, unitary authorities
            hier_geo[:county] ||= tgn_term
          when '300008347', '300008389' #inhabited place, cities
            hier_geo[:city] ||= tgn_term
          when '300000745', '300000778', '300387331' #neighborhood, parishes, parts of inhabited places
            hier_geo[:city_section] ||= tgn_term
          when '300008791', '300387062' #island
            hier_geo[:island] ||= tgn_term
          when '300387575', '300387346', '300167671', '300387178', '300387082', '300387173', '300055621', '300386853', '300386831', '300386832', '300008178', '300008804', '300387131', '300132348', '300387085', '300387198', '300008761'   #'81101/area', '22101/general region', '83210/deserted settlement', '81501/historical region', '81126/national division', administrative divisions, area (measurement), island groups, mountain ranges, mountain systems, nature reserves, peninsulas, regional divisions, sand bars, senatorial districts (administrative districts), third level subdivisions (political entities), valleys (landforms)
            hier_geo[:area] ||= tgn_term
        end
      end
    end

    tgn_data = {}
    tgn_data[:coords] = coords
    tgn_data[:hier_geo] = hier_geo.length > 0 ? hier_geo : nil
    tgn_data[:non_hier_geo] = non_hier_geo.present? ? non_hier_geo : nil

  else

    tgn_data = nil

  end

  return tgn_data

end

.tgn_enabled ⇒ Object 



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# File 'lib/geomash/tgn.rb', line 5

def self.tgn_enabled
  return Geomash.config[:tgn_enabled] unless Geomash.config[:tgn_enabled].nil?
  return true
end

.tgn_id_from_geo_hash(geo_hash) ⇒ Object 



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# File 'lib/geomash/tgn.rb', line 499

def self.tgn_id_from_geo_hash(geo_hash)
  return nil if Geomash::TGN.tgn_enabled != true

  geo_hash = geo_hash.clone
  max_retry = 3
  sleep_time = 60 # In seconds
  retry_count = 0

  return_hash = {}
  country_response = {}
  states_response = {}
  cities_response = {}
  neighboorhood_response = {}

  state_part = geo_hash[:state_part]
  #FIXME: In TGN, Ho Chi Minh doesn't have an ASCII label... unsure what to do in this case... maybe a synonyms file?
  if state_part == 'Ho Chi Minh'
    state_part = 'Hồ Chí Minh'
  end

  country_code = Geomash::Constants::COUNTRY_TGN_LOOKUP[geo_hash[:country_part]][:tgn_id] unless Geomash::Constants::COUNTRY_TGN_LOOKUP[geo_hash[:country_part]].blank?
  country_code ||= ''


  country_part = Geomash::Constants::COUNTRY_TGN_LOOKUP[geo_hash[:country_part]][:tgn_country_name] unless Geomash::Constants::COUNTRY_TGN_LOOKUP[geo_hash[:country_part]].blank?
  country_part = geo_hash[:country_part] if country_part.blank?
  country_part ||= ''

  city_part = geo_hash[:city_part]

  neighborhood_part = geo_hash[:neighborhood_part]

  web_request_error = false
  begin
    if retry_count > 0
      sleep(sleep_time)
    end
    retry_count = retry_count + 1

    #First we get county!!

    query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300128207> .
  ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label .
  FILTER regex(?object_label, "^#{country_part}$", "i" )
}
  GROUP BY ?object_identifier
}
    country_response = self.tgn_sparql_request(query)
    return nil if country_response[:id].blank? && !country_response[:errors]
    return_hash[:id] = country_response[:id]
    return_hash[:rdf] = country_response[:rdf]
    return_hash[:parse_depth] = 1
    web_request_error = true if country_response[:errors]

    #United State state query
    if state_part.present? && country_code == 7012149 && !web_request_error
      query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000776>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300387081>} .
  ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label .
  FILTER regex(?object_label, "^#{state_part}$", "i" )

  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/7012149> .
}
  GROUP BY ?object_identifier
}

      states_response = self.tgn_sparql_request(query)
      if states_response[:id].blank? && !states_response[:errors]
        return_hash[:original_string_differs] = true
      else
        return_hash[:id] = states_response[:id]
        return_hash[:rdf] = states_response[:rdf]
        return_hash[:parse_depth] = 2
      end
      web_request_error = true if states_response[:errors]
    end

    #Non United States state query
    #Note: Had to remove   {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347>} UNION as it returned two results
    #for "15. Bezirk (Rudolfsheim-Fünfhaus, Vienna, Austria)--Exhibitions". Correct or not?
    if state_part.present? && country_code != 7012149 && !web_request_error
      query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000774>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000772>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300235093>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300135982>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300387176>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300387122>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000776>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300236112>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300387506>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300265612>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300387081>} .
  ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label .
  FILTER regex(?object_label, "^#{state_part}$", "i" )
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> .
}
GROUP BY ?object_identifier
}

      states_response = self.tgn_sparql_request(query)
      if states_response[:id].blank? && !states_response[:errors]
        return_hash[:original_string_differs] = true
      else
        return_hash[:id] = states_response[:id]
        return_hash[:rdf] = states_response[:rdf]
        return_hash[:parse_depth] = 2
      end
      web_request_error = true if states_response[:errors]
    end

    #Do prefLabel first and then do just label... needed for case of Newton vs Newtown in MA (Newtown has an altlabel of Newton)
    if states_response[:id].present? && city_part.present? && !web_request_error
      query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347> .
  ?x <http://www.w3.org/2004/02/skos/core#prefLabel> ?object_label .
  FILTER regex(?object_label, "^#{city_part}$", "i" )
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> .
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{states_response[:id]}> .
}
GROUP BY ?object_identifier
}

      cities_response = self.tgn_sparql_request(query)
      if cities_response[:id].blank? && !cities_response[:errors]
        query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347> .
  ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label .
  FILTER regex(?object_label, "^#{city_part}$", "i" )
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> .
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{states_response[:id]}> .
}
GROUP BY ?object_identifier
}
        cities_response = self.tgn_sparql_request(query)
      end


      if cities_response[:id].blank? && !cities_response[:errors]
        return_hash[:original_string_differs] = true
      else
        return_hash[:id] = cities_response[:id]
        return_hash[:rdf] = cities_response[:rdf]
        return_hash[:parse_depth] = 3
      end
      web_request_error = true if cities_response[:errors]

    end

    #Case of Countries without a state breakdown... ie. Tokyo, Japan
    if state_part.blank? && country_response[:id].present? && city_part.present? && !web_request_error
      query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347> .
  ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label .
  FILTER regex(?object_label, "^#{city_part}$", "i" )
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> .
}
GROUP BY ?object_identifier
}
      cities_response = self.tgn_sparql_request(query)
      if cities_response[:id].blank? && !cities_response[:errors]
        return_hash[:original_string_differs] = true
      else
        return_hash[:id] = cities_response[:id]
        return_hash[:rdf] = cities_response[:rdf]
        return_hash[:parse_depth] = 3
      end
      web_request_error = true if cities_response[:errors]

    end

  if cities_response[:id].present? && neighborhood_part.present? && !web_request_error
    query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000745> .
  ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label .
  FILTER regex(?object_label, "^#{neighborhood_part}$", "i" )
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> .
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{states_response[:id]}> .
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{cities_response[:id]}> .
}
GROUP BY ?object_identifier
}
    neighborhood_response = self.tgn_sparql_request(query)

    #Try once more on just prefLabel with no city restriction and inhabited places type added...
    if neighborhood_response[:id].blank? && !neighborhood_response[:errors]
      query = %{SELECT ?object_identifier
WHERE
{
  ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier .
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000745>} UNION
  {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347>} .
  ?x <http://www.w3.org/2004/02/skos/core#prefLabel> ?object_label .
  FILTER regex(?object_label, "^#{neighborhood_part}$", "i" )
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> .
  ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{states_response[:id]}> .
}
GROUP BY ?object_identifier
}
      neighborhood_response = self.tgn_sparql_request(query)
    end


    if neighborhood_response[:id].blank? && !neighborhood_response[:errors]
      return_hash[:original_string_differs]=true
    else
      return_hash[:id] = neighborhood_response[:id]
      return_hash[:rdf] = neighborhood_response[:rdf]
      return_hash[:parse_depth] = 4
    end
    web_request_error = true if neighborhood_response[:errors]
  end

  end until (!web_request_error || retry_count == max_retry)

  if return_hash.present? && !web_request_error
    return_hash[:original_string_differs] ||= Geomash::Standardizer.parsed_and_original_check(geo_hash)
    return return_hash
  else
    return nil
  end

end

.tgn_sparql_request(query, method = "GET") ⇒ Object 



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# File 'lib/geomash/tgn.rb', line 746

def self.tgn_sparql_request(query,method="GET")
  response = {}
  query = query.squish
  if(method=="GET")
    tgn_response = Typhoeus::Request.get("http://vocab.getty.edu/sparql.json", :params=>{:query=>query}, :timeout=>500)
  else
    tgn_response = Typhoeus::Request.post("http://vocab.getty.edu/sparql.json", :params=>{:query=>query}, :timeout=>500)
  end

  if tgn_response.success? && tgn_response.code == 200
    begin
      as_json = JSON.parse(tgn_response.body)
      response[:json] = as_json
      if as_json["results"]["bindings"].present? && as_json["results"]["bindings"].first["object_identifier"].present?
        response[:id] = as_json["results"]["bindings"].first["object_identifier"]["value"]
        response[:rdf] = "http://vocab.getty.edu/tgn/#{response[:id]}.rdf"
      end
      response[:errors] = false
    rescue JSON::ParserError
      response[:json] = nil
      response[:errors] = true
      if tgn_response.cached? && Typhoeus::Config.cache.present?
        cache_key = Typhoeus::Request.new("http://vocab.getty.edu/sparql.json", params: {query: query}).cache_key
        Typhoeus::Config.cache.delete(cache_key) #Need to define a delete method like: def delete(request) Rails.cache.delete(request) end
      end

    end
  else
    if tgn_response.cached? && Typhoeus::Config.cache.present?
      cache_key = Typhoeus::Request.new("http://vocab.getty.edu/sparql.json", params: {query: query}).cache_key
      Typhoeus::Config.cache.delete(cache_key) #Need to define a delete method like: def delete(request) Rails.cache.delete(request) end
    end
  end

  return response

end