Merge branch 'issue/61-download-colections' into 'develop'

Issue/61 download colections

See merge request rfhf19/cleanning-portalmec!56

app/controllers/concerns/downloadable_controller.rb

@@ -22,14 +22,25 @@ module DownloadableController
 
   # GET /learning_objects/1/download
   def download
-    # Change request.remote_ip to req.env["HTTP_X_REAL_IP"] in production
-    downloadable.download(current_user, request.remote_ip)
-    link = downloadable.download_link
-    if !link.blank?
-      redirect_to link
-    else
-      render status: :internal_server_error
-    end
+    object_id = params.values[2]
+    
+    object = LearningObject.where(id: object_id).first
+    attachment_id = object.attachment_id
+
+    attachment = LearningObject::Attachment.where(id: attachment_id).first.as_json
+    
+    attachment_name = attachment["name"]
+
+    link = attachment["retrieve_link"]
+    source = "https://mecdb4.c3sl.ufpr.br:8443" + link
+    
+    require 'open-uri'
+   
+    data = URI.open(source)
+    send_data data, :disposition => 'attachment', :filename=>attachment_name
+
+    # https://mecdb4.c3sl.ufpr.br:8443/rest/bitstreams/11104/retrieve
+    # https://api.portalmec.c3sl.ufpr.br/v1/learning_objects/10943/download
   end
 
   protected