From 3dd413a79d8ef32c8bf0426228e34d87bdcd5a6b Mon Sep 17 00:00:00 2001
From: mr <mr@mrautenberg.de>
Date: Thu, 9 Dec 2010 10:47:28 +0100
Subject: Ontology Service with Endpoint-option-list from
 http://apps.ideaconsult.net:8080/ontology

---
 lib/ontology_service.rb | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 lib/ontology_service.rb

(limited to 'lib/ontology_service.rb')

diff --git a/lib/ontology_service.rb b/lib/ontology_service.rb
new file mode 100644
index 0000000..4ff688f
--- /dev/null
+++ b/lib/ontology_service.rb
@@ -0,0 +1,43 @@
+module OpenTox
+  module OntologyService
+    module Endpoints
+      require 'sparql/client'
+      @sparql = SPARQL::Client.new("http://apps.ideaconsult.net:8080/ontology")
+      def self.qs(classname="Endpoints")
+        return "PREFIX ot:<http://www.opentox.org/api/1.1#>
+        PREFIX ota:<http://www.opentox.org/algorithms.owl#>
+        PREFIX owl:<http://www.w3.org/2002/07/owl#>
+        PREFIX dc:<http://purl.org/dc/elements/1.1/>
+        PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+        PREFIX rdf:<http://www.w3.org/1999/02/22-rdf-syntax-ns#>
+        PREFIX otee:<http://www.opentox.org/echaEndpoints.owl#>
+        PREFIX toxcast:<http://www.opentox.org/toxcast.owl#>
+          select ?Endpoints ?title ?id
+          where {?Endpoints rdfs:subClassOf otee:#{classname}.
+          OPTIONAL {?Endpoints dc:title ?title}.
+          OPTIONAL {?Endpoints dc:identifier ?id}.}
+          ORDER BY ?title"
+      end
+      
+      def self.make_option_list(endpoint="Endpoints", level=1)
+        out = ""
+        results = @sparql.query(qs(endpoint)) rescue results = []
+        results.each do |result|
+          endpointname = result.Endpoints.to_s.split('#').last
+          title = result.bound?(:title) ? result.title : endpointname     
+          out += "<option value='#{title}' id='#{endpointname}' class='level_#{level}'>#{title}</option>\n"
+          out += make_option_list(endpointname, level + 1)
+        end
+        return out
+      end
+    
+      def self.get_endpoint_selectlist(include_blank=true)
+        out = "<select id='endpoint' name='endpoint'>\n"
+        out += "<option value='' id='please_select'>Please select</option>\n" if include_blank 
+        out += make_option_list
+        out += "</select>\n"
+        return out
+      end
+    end
+  end
+end
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