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get '/?' do # get index of models
Dir["models/*"].collect{|model| url_for("/", :full) + File.basename(model,".yaml")}.sort.join("\n")
end
get '/:id/?' do
path = File.join("models",params[:id] + ".yaml")
halt 404, "Model #{params[:id]} does not exist." unless File.exists? path
uri = url_for("/lazar/#{params[:id]}", :full)
accept = request.env['HTTP_ACCEPT']
accept = "application/rdf+xml" if accept == '*/*' or accept == '' or accept.nil?
case accept
when "application/rdf+xml"
lazar = OpenTox::Model::Lazar.new(path)
lazar.rdf
when /yaml/
send_file path
else
status 400
"Unsupported MIME type '#{request.content_type}'"
end
end
delete '/:id/?' do
path = File.join("models",params[:id] + ".yaml")
if File.exists? path
File.delete path
"Model #{params[:id]} deleted."
else
halt 404, "Model #{params[:id]} does not exist."
end
end
post '/?' do # create model
case request.content_type
when /yaml/
input = request.env["rack.input"].read
id = Dir["models/*"].collect{|model| File.basename(model,".yaml").to_i}.sort.last
if id.nil?
id = 1
else
id += 1
end
File.open(File.join("models",id.to_s + ".yaml"),"w+") { |f| f.write input }
url_for("/#{id}", :full)
else
halt 400, "MIME type \"#{request.content_type}\" not supported."
end
url_for("/#{id}", :full)
end
# PREDICTIONS
# TODO predict dataset, correct owl format
post '/:id/?' do # create prediction
path = File.join("models",params[:id] + ".yaml")
halt 404, "Model #{params[:id]} does not exist." unless File.exists? path
halt 404, "No compound_uri or dataset_uri parameter." unless compound_uri = params[:compound_uri] or dataset_uri = params[:dataset_uri]
lazar = OpenTox::Model::Lazar.new(path)
if compound_uri
lazar.classify(compound_uri) unless lazar.database_activity?(compound_uri)
elsif dataset_uri
input_dataset = OpenTox::Dataset.find(dataset_uri)
input_dataset.compounds.each do |compound_uri|
lazar.classify(compound_uri) unless lazar.database_activity?(compound_uri)
end
end
case request.env['HTTP_ACCEPT']
when /yaml/
lazar.predictions.to_yaml
else
if params[:compound_uri]
lazar.dataset.rdf
elsif params[:dataset_uri]
lazar.dataset.save
end
end
end
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