diff --git a/app.rb b/app.rb
index 79c72d4..f6ff549 100644
--- a/app.rb
+++ b/app.rb
@@ -10,13 +10,23 @@
 end
 
 post '/validate' do
-  tidy_file = params[:tidyDataFile][:tempfile]
-  schema_file = params[:schemaFile][:tempfile]
-  schema_string = schema_file.read
-  csvw_schema = Csvlint::Schema.load_from_string(params[:schemaFile][:filename],
-                                                 schema_string,
-                                                 true)
-  @validator = Csvlint::Validator.new(tidy_file, {}, csvw_schema)
-#  @validator.validate
+  tmp_dir = Dir::mktmpdir('csvlint')
+  tidy_tmpfile = params[:tidyDataFile][:tempfile]
+  tidy_filename = File::join(tmp_dir, params[:tidyDataFile][:filename])
+  File.open(tidy_filename, 'wb') do |tf|
+    tf.write(tidy_tmpfile.read)
+  end
+  schema_tmpfile = params[:schemaFile][:tempfile]
+  schema_filename = File::join(tmp_dir, params[:schemaFile][:filename])
+  File.open(schema_filename, 'wb') do |sf|
+    sf.write(schema_tmpfile.read)
+  end
+  csvw_schema = Csvlint::Schema.load_from_uri(schema_filename)
+  valid = true
+  @validator = nil
+  csvw_schema.tables.keys.each do |source|
+    @validator = Csvlint::Validator.new(source, {}, csvw_schema)
+    valid &= @validator.valid?
+  end
   erb :results
 end
diff --git a/views/results.erb b/views/results.erb
index 186a1ce..86eba22 100644
--- a/views/results.erb
+++ b/views/results.erb
@@ -19,23 +19,32 @@
           <dt>Valid</dt><dd><%= @validator.valid? %></dd>
           <dt>Errors</dt><dd>
             <ol>
-              <% @validator.errors do |error| %>
-              <li><%= error %>
-                <% end %>
+              <% @validator.errors.each do |error| %>
+                <li>
+                  <%= error.type.to_s %>
+                  <%= error.content %>
+                </li>
+              <% end %>
             </ol>
           </dd>
           <dt>Warnings</dt><dd>
             <ol>
-              <% @validator.warnings do |warning| %>
-              <li><%= warning %>
-                <% end %>
+              <% @validator.warnings.each do |warning| %>
+                <li>
+                  <%= warning.type.to_s %>
+                  <%= warning.content %>
+                </li>
+              <% end %>
             </ol>
           </dd>
           <dt>Info</dt><dd>
             <ol>
-              <% @validator.info_messages do |info| %>
-              <li><%= info %>
-                <% end %>
+              <% @validator.info_messages.each do |info| %>
+                <li>
+                  <%= info.type.to_s %>
+                  <%= info.content %>
+                </li>
+              <% end %>
             </ol>
           </dd>
         </dl>