From 6f66d558e8512f7f2b0071c2d9c87ea69ec55472 Mon Sep 17 00:00:00 2001
From: Christoph Helma <helma@in-silico.ch>
Date: Mon, 7 May 2012 14:31:08 +0000
Subject: error code from error report

---
 application.rb | 22 ++++++----------------
 1 file changed, 6 insertions(+), 16 deletions(-)

diff --git a/application.rb b/application.rb
index a27b48a..e0a33ab 100644
--- a/application.rb
+++ b/application.rb
@@ -3,13 +3,8 @@ module OpenTox
 
     helpers do
       def status_code uri
-        sparql = "SELECT ?o WHERE {<#{uri}> <#{RDF::OT.hasStatus}> ?o. }"
-        result = Backend::FourStore.query(sparql,nil)
-        unless result.size == 1
-        # TODO: identify error cause and fix, simultanous 4stoer access?
-        internal_server_error "Cannot find status  for '#{uri}', candidates are #{result.inspect}"
-        end
-        status = result.last.gsub(/"|'/,'').gsub(/\^\^.*$/,'') 
+        sparql = "SELECT ?o WHERE { GRAPH <#{uri}> { <#{uri}> <#{RDF::OT.hasStatus}> ?o. } }"
+        status = Backend::FourStore.query(sparql,nil).last.gsub(/"|'/,'').gsub(/\^\^.*$/,'') 
         case status
         when "Completed"
           200
@@ -18,10 +13,12 @@ module OpenTox
         when "Cancelled"
           503
         when "Error"
-          # TODO: get code from error report
-          500
+          sparql = "SELECT ?code WHERE { GRAPH <#{uri}> { <#{uri}> <#{RDF::OT.error}> ?error. ?error <#{RDF::OT.statusCode}> ?code } }"
+          code = Backend::FourStore.query(sparql,nil).last.to_i
+          code ? code : 500
         end
       end
+
     end
 
     get '/task/:id/?' do
@@ -30,12 +27,6 @@ module OpenTox
       halt status_code(uri), rdf
     end
 
-=begin
-    get '/:id/:status/?' do
-    end
-
-=end
-
     put '/task/:id/:status/?' do
       uri = uri("/task/#{params[:id]}")
       sparql = []
@@ -55,7 +46,6 @@ module OpenTox
         sparql << "INSERT DATA { GRAPH <#{uri}> {<#{uri}> <#{RDF::OT.hasStatus}> \"Cancelled\"}}"
         sparql << "INSERT DATA { GRAPH <#{uri}> {<#{uri}> <#{RDF::OT.finished_at}> \"#{DateTime.now}\"}}"
       when "Error"
-        puts "ERROR"
         sparql << "DELETE DATA { GRAPH <#{uri}> {<#{uri}> <#{RDF::OT.hasStatus}> \"Running\"}}"
         sparql << "INSERT DATA { GRAPH <#{uri}> {<#{uri}> <#{RDF::OT.hasStatus}> \"Error\"}}"
         sparql << "INSERT DATA { GRAPH <#{uri}> {<#{uri}> <#{RDF::OT.finished_at}> \"#{DateTime.now}\"}}"
-- 
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