From fafc707b60a1d093a8c26313cd7fc28ae6a54696 Mon Sep 17 00:00:00 2001
From: Christoph Helma <helma@in-silico.ch>
Date: Fri, 20 May 2011 10:57:47 +0000
Subject: model/:id/{predicted|dpendent} exposed through REST

---
 lazar.rb | 44 +++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 39 insertions(+), 5 deletions(-)

(limited to 'lazar.rb')

diff --git a/lazar.rb b/lazar.rb
index ba85784..5ade3c6 100644
--- a/lazar.rb
+++ b/lazar.rb
@@ -4,18 +4,14 @@ require "haml"
 # @return [application/rdf+xml,application/x-yaml] Model representation
 get '/:id/?' do
   halt 404, "Model #{params[:id]} not found." unless File.exists? @yaml_file
-  response['Content-Type'] = @accept
   case @accept
   when /application\/rdf\+xml/
     s = OpenTox::Serializer::Owl.new
     s.add_model(@uri,YAML.load_file(@yaml_file).metadata)
-    response['Content-Type'] = 'application/rdf+xml'
     s.to_rdfxml
   when /yaml/
-    response['Content-Type'] = 'application/x-yaml'
     File.read @yaml_file
   when /html/
-    response['Content-Type'] = 'text/html'
     OpenTox.text_to_html File.read(@yaml_file) 
   else
     halt 400, "Unsupported MIME type '#{@accept}'"
@@ -23,8 +19,8 @@ get '/:id/?' do
 end
 
 get '/:id/metadata.?:ext?' do
+  halt 404, "Model #{params[:id]} not found." unless File.exists? @yaml_file
   metadata = YAML.load_file(@yaml_file).metadata
-  response['Content-Type'] = @accept
   case @accept
   when /yaml/
     metadata.to_yaml
@@ -35,6 +31,44 @@ get '/:id/metadata.?:ext?' do
   end
 end
 
+get '/:id/dependent' do
+  halt 404, "Model #{params[:id]} not found." unless File.exists? @yaml_file
+  feature_uri = YAML.load_file(@yaml_file).metadata[OT.dependentVariables]
+  case @accept
+  when /yaml/
+    OpenTox::Feature.find(feature_uri).to_yaml
+  when "text/uri-list"
+    feature_uri
+  when /rdf/ 
+    OpenTox::Feature.find(feature_uri).to_rdfxml
+  when /html/
+    OpenTox.text_to_html OpenTox::Feature.find(feature_uri).to_yaml
+  else
+    halt 400, "Unsupported MIME type '#{@accept}'"
+  end
+end
+
+get '/:id/predicted' do
+  halt 404, "Model #{params[:id]} not found." unless File.exists? @yaml_file
+  return  feature_uri if @accept == "text/uri-list"
+  predicted = OpenTox::Feature.new(File.join @uri,"predicted")
+  dependent = OpenTox::Feature.find(YAML.load_file(@yaml_file).metadata[OT.dependentVariables])
+  predicted.metadata[RDF.type] = dependent.metadata[RDF.type]
+  #predicted.metadata[OT.hasSource] = @uri
+  #predicted.metadata[DC.creator] = @uri
+  predicted.metadata[DC.title] = dependent.metadata[DC.title]
+  case @accept
+  when /yaml/
+    predicted.to_yaml
+  when /rdf/ 
+    predicted.to_rdfxml
+  when /html/
+    OpenTox.text_to_html predicted.to_yaml
+  else
+    halt 400, "Unsupported MIME type '#{@accept}'"
+  end
+end
+
 # Store a lazar model. This method should not be called directly, use OpenTox::Algorithm::Lazr to create a lazar model
 # @param [Body] lazar Model representation in YAML format
 # @return [String] Model URI
-- 
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