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40 lines
1.1 KiB
CoffeeScript
40 lines
1.1 KiB
CoffeeScript
# Imports
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sparql = require 'sparql'
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Hook = require('hook.io').Hook
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examplequery = "
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SELECT DISTINCT ?label ?abstract ?population
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WHERE { ?place rdf:type dbpedia-owl:PopulatedPlace.
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?place foaf:name ?label.
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?place dbpprop:population ?population.
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OPTIONAL{
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?place dbpedia-owl:abstract ?abstract.
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FILTER langMatches( lang(?abstract), 'en')
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}
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} LIMIT 10"
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class SPARQLHook extends Hook
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constructor: (options) ->
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self = this
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Hook.call(self, options)
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@client = new sparql.Client options.url
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self.on 'hook::ready', ->
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self.on '*::query', (data,fn) ->
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@query data , (res) ->
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console.log res
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fn res
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console.log "Created"
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query: (query, cb) ->
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console.log ">>Going to query"
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@client.rows query, (err, res) ->
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cb? res
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addPrefix: (key,url) ->
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@client.prefix_map[key] = url
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exports.SPARQLHook = SPARQLHook
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