class QueryService::Query
A SPARQL query against the Wikidata Query
Service
Constants
- WIKIDATA_SPARQL_URL
Attributes
query[R]
Public Class Methods
new(query)
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# File lib/query_service.rb, line 11 def initialize(query) @query = query end
Public Instance Methods
results()
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# File lib/query_service.rb, line 15 def results json rescue RestClient::Exception => e raise "Wikidata query #{query} failed: #{e.message}" end
Private Instance Methods
json()
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# File lib/query_service.rb, line 29 def json JSON.parse(result, symbolize_names: true)[:results][:bindings] end
result()
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# File lib/query_service.rb, line 25 def result @result ||= RestClient.get WIKIDATA_SPARQL_URL, accept: 'application/sparql-results+json', params: { query: query } end