Class: Geomash::TGN
- Inherits:
-
Object
- Object
- Geomash::TGN
- Defined in:
- lib/geomash/tgn.rb
Class Method Summary collapse
- .aat_from_context ⇒ Object
- .blazegraph_config ⇒ Object
- .blazegraph_enabled ⇒ Object
- .get_tgn_data(tgn_id) ⇒ Object
- .tgn_enabled ⇒ Object
- .tgn_from_context ⇒ Object
- .tgn_id_from_geo_hash(geo_hash) ⇒ Object
- .tgn_sparql_request(query, method = "GET") ⇒ Object
Class Method Details
.aat_from_context ⇒ Object
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# File 'lib/geomash/tgn.rb', line 23 def self.aat_from_context return "FROM <#{self.blazegraph_config[2]}>" if self.blazegraph_enabled return "" end |
.blazegraph_config ⇒ Object
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# File 'lib/geomash/tgn.rb', line 10 def self.blazegraph_config Geomash.config[:blazegraph] || ['url', 'tgn_context', 'aat_context'] end |
.blazegraph_enabled ⇒ Object
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# File 'lib/geomash/tgn.rb', line 14 def self.blazegraph_enabled return self.blazegraph_config[0] != 'url' && self.blazegraph_config[0] != 'url' end |
.get_tgn_data(tgn_id) ⇒ Object
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# File 'lib/geomash/tgn.rb', line 28 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 = [] #Only hit the external service if blazegraph isn't installed unless self.blazegraph_enabled 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) end #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.nil? || as_json_tgn_response['results'].blank? query = %{ SELECT ?Object ?Predicate #{self.tgn_from_context} WHERE { <http://vocab.getty.edu/tgn/#{tgn_id}> ?Predicate ?Object } } query = query.squish if self.blazegraph_enabled primary_tgn_response = Typhoeus::Request.post(self.blazegraph_config[0], :body=>{:query=>query}, :timeout=>500, headers: { Accept: "application/sparql-results+json" }) else primary_tgn_response = Typhoeus::Request.get("http://vocab.getty.edu/sparql.json", :body=>{:query=>query}, :timeout=>500) end 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 if self.blazegraph_enabled query = %{ SELECT ?Object ?Predicate #{self.aat_from_context} WHERE { <http://vocab.getty.edu/aat/#{tgn_term_type}> ?Object ?Predicate } } query = query.squish aat_type_response = Typhoeus::Request.post(self.blazegraph_config[0], :body=>{:query=>query}, :timeout=>500, headers: { Accept: "application/sparql-results+json" }) else 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) end 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 =~ /es$/).present? || (aat_term =~ /s$/).present? aat_term = aat_term.singularize 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 #{self.aat_from_context} 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 if self.blazegraph_enabled tgn_response_for_aat = Typhoeus::Request.post(self.blazegraph_config[0], :body=>{:query=>query}, :timeout=>500, headers: { Accept: "application/sparql-results+json" }) else tgn_response_for_aat = Typhoeus::Request.post("http://vocab.getty.edu/sparql.json", :body=>{:query=>query}, :timeout=>500) end 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 if self.blazegraph_enabled query = %{ SELECT ?Object ?Predicate #{self.tgn_from_context} WHERE { <http://vocab.getty.edu/tgn/#{aat_response['identifier_place']['value']}> ?Object ?Predicate } } query = query.squish aat_type_response = Typhoeus::Request.post(self.blazegraph_config[0], :body=>{:query=>query}, :timeout=>500, headers: { Accept: "application/sparql-results+json" }) else 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) end 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_from_context ⇒ Object
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# File 'lib/geomash/tgn.rb', line 18 def self.tgn_from_context return "FROM <#{self.blazegraph_config[1]}>" if self.blazegraph_enabled return "" end |
.tgn_id_from_geo_hash(geo_hash) ⇒ Object
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# File 'lib/geomash/tgn.rb', line 349 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 #{self.tgn_from_context} 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}$", "i" ) } GROUP BY ?object_identifier } country_response = self.tgn_sparql_request(query) return nil if country_response[:id].blank? && !country_response[:errors] return_hash[:id] = country_response[:id] return_hash[:rdf] = country_response[:rdf] return_hash[:parse_depth] = 1 web_request_error = true if country_response[:errors] #United State state query if state_part.present? && country_code == 7012149 && !web_request_error query = %{SELECT ?object_identifier #{self.tgn_from_context} WHERE { ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier . {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000776>} UNION {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300387081>} . ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label . FILTER regex(?object_label, "^#{state_part}$", "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 #{self.tgn_from_context} 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}$", "i" ) ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> . } GROUP BY ?object_identifier } states_response = self.tgn_sparql_request(query) if states_response[:id].blank? && !states_response[:errors] return_hash[:original_string_differs] = true else return_hash[:id] = states_response[:id] return_hash[:rdf] = states_response[:rdf] return_hash[:parse_depth] = 2 end web_request_error = true if states_response[:errors] end #Do prefLabel first and then do just label... needed for case of Newton vs Newtown in MA (Newtown has an altlabel of Newton) if states_response[:id].present? && city_part.present? && !web_request_error query = %{SELECT ?object_identifier #{self.tgn_from_context} WHERE { ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier . ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347> . ?x <http://www.w3.org/2004/02/skos/core#prefLabel> ?object_label . FILTER regex(?object_label, "^#{city_part}$", "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 #{self.tgn_from_context} 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}$", "i" ) ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> . ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{states_response[:id]}> . } GROUP BY ?object_identifier } cities_response = self.tgn_sparql_request(query) end if cities_response[:id].blank? && !cities_response[:errors] return_hash[:original_string_differs] = true else return_hash[:id] = cities_response[:id] return_hash[:rdf] = cities_response[:rdf] return_hash[:parse_depth] = 3 end web_request_error = true if cities_response[:errors] end #Case of Countries without a state breakdown... ie. Tokyo, Japan if state_part.blank? && country_response[:id].present? && city_part.present? && !web_request_error query = %{SELECT ?object_identifier #{self.tgn_from_context} WHERE { ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier . ?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347> . ?x <http://www.w3.org/2000/01/rdf-schema#label> ?object_label . FILTER regex(?object_label, "^#{city_part}$", "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 #{self.tgn_from_context} 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}$", "i" ) ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{country_response[:id]}> . ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{states_response[:id]}> . ?x <http://vocab.getty.edu/ontology#broaderPreferredExtended> <http://vocab.getty.edu/tgn/#{cities_response[:id]}> . } GROUP BY ?object_identifier } neighborhood_response = self.tgn_sparql_request(query) #Try once more on just prefLabel with no city restriction and inhabited places type added... if neighborhood_response[:id].blank? && !neighborhood_response[:errors] query = %{SELECT ?object_identifier #{self.tgn_from_context} WHERE { ?x <http://purl.org/dc/elements/1.1/identifier> ?object_identifier . {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300000745>} UNION {?x <http://vocab.getty.edu/ontology#placeTypePreferred> <http://vocab.getty.edu/aat/300008347>} . ?x <http://www.w3.org/2004/02/skos/core#prefLabel> ?object_label . FILTER regex(?object_label, "^#{neighborhood_part}$", "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 596 def self.tgn_sparql_request(query,method="GET") response = {} query = query.squish if self.blazegraph_enabled tgn_response = Typhoeus::Request.post(self.blazegraph_config[0], :body=>{:query=>query}, :timeout=>500, headers: { Accept: "application/sparql-results+json" }) else 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 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 |