From b24c662df429b65f49c6e72782290c9e977f671a Mon Sep 17 00:00:00 2001
From: rautenberg <rautenberg@in-silico.ch>
Date: Wed, 7 Sep 2016 10:30:44 +0200
Subject: add text/csv to get a dataset

---
 api/api.json   |  6 ++++--
 lib/dataset.rb | 20 +++++++++++++-------
 2 files changed, 17 insertions(+), 9 deletions(-)

diff --git a/api/api.json b/api/api.json
index 4cd07c7..69369b0 100644
--- a/api/api.json
+++ b/api/api.json
@@ -199,7 +199,8 @@
                         "required": true,
                         "type": "string",
                         "enum": [
-                            "application/json"
+                            "application/json",
+                            "text/csv"
                         ]
                     },
                     {
@@ -207,7 +208,8 @@
                     }
                 ],
                 "produces": [
-                    "application/json"
+                    "application/json",
+                    "text/csv"
                 ],
                 "responses": {
                     "200": {
diff --git a/lib/dataset.rb b/lib/dataset.rb
index ff16640..1468c8d 100644
--- a/lib/dataset.rb
+++ b/lib/dataset.rb
@@ -20,14 +20,20 @@ end
 get "/dataset/:id/?" do
   dataset = Dataset.find :id => params[:id]
   resource_not_found_error "Dataset with id: #{params[:id]} not found." unless dataset
-  dataset.data_entries.each do |k, v|
-    dataset.data_entries[k][:URI] = uri("/substance/#{k}")
+  case @accept
+  when "application/json"
+    dataset.data_entries.each do |k, v|
+      dataset.data_entries[k][:URI] = uri("/substance/#{k}")
+    end
+    dataset[:URI] = uri("/dataset/#{dataset.id}")
+    dataset[:substances] = uri("/dataset/#{dataset.id}/substances")
+    dataset[:features] = uri("/dataset/#{dataset.id}/features")
+    return dataset.to_json
+  when "text/csv"
+    return dataset.to_csv
+  else
+    bad_request_error "Mime type #{@accept} is not supported."
   end
-
-  dataset[:URI] = uri("/dataset/#{dataset.id}")
-  dataset[:substances] = uri("/dataset/#{dataset.id}/substances")
-  dataset[:features] = uri("/dataset/#{dataset.id}/features")
-  return dataset.to_json
 end
 
 # Get a dataset attribute. One of compounds, nanoparticles, substances, features 
-- 
cgit v1.2.3