metadata reload fixed

2 files changed, 12 insertions, 9 deletions

diff --git a/lib/opentox.rb b/lib/opentox.rb
index 9493362..4338302 100644
--- a/lib/opentox.rb
+++ b/lib/opentox.rb
@@ -27,8 +27,9 @@ module OpenTox
 
   # Get object metadata 
   # @return [Hash] Metadata
+  # TODO: rename to_hash? or store in object variables
   def metadata 
-    pull if @rdf.empty?
+    pull # force update
     metadata = {}
     @rdf.query([RDF::URI.new(@uri),nil,nil]).collect do |statement|
       metadata[statement.predicate] ||= []
@@ -41,9 +42,11 @@ module OpenTox
   # @param [RDF] Key from RDF Vocabularies
   # @return [Array] Values for supplied key
   def [](key)
-    pull if @rdf.empty?
+    pull # force update
     result = @rdf.query([RDF::URI.new(@uri),key,nil]).collect{|statement| statement.object}
-    result.size == 1 ? result.first : result
+    return nil if result.empty?
+    return result.first.to_s if result.size == 1 
+    return result.collect{|r| r.to_s}
   end
 
   # Save object at service
diff --git a/lib/task.rb b/lib/task.rb
index 2f79cf1..7452012 100644
--- a/lib/task.rb
+++ b/lib/task.rb
@@ -97,12 +97,12 @@ module OpenTox
     code >= 400 and code != 503
   end
 
-  def method_missing(method,*args)
-    method = method.to_s
-    response = self.[](RDF::OT[method])
-    response = self.[](RDF::OT1[method]) if response.empty?  # API 1.1 compatibility
-    internal_server_error "Unknown #{self.class} method #{method} for #{@uri}" if response.is_a? Array and response.empty?
-    return response.to_s
+  [:hasStatus, :resultURI].each do |method|
+    define_method method do
+      response = self.[](RDF::OT[method])
+      response = self.[](RDF::OT1[method]) unless response  # API 1.1 compatibility
+      response
+    end
   end
 
   #TODO: subtasks