1 files changed, 5 insertions, 1 deletions
diff --git a/lib/registration.rb b/lib/registration.rb
index 16be55a..e38f0fe 100644
--- a/lib/registration.rb
+++ b/lib/registration.rb
@@ -21,6 +21,10 @@ def generate_pdf_for(band, filename)
   pdf.render(filename)
 end
 
+def sanitize(s)
+  s.gsub(/[ ,.:!^'*\/\\]+/, '-')
+end
+
 def create_pdf_file_name(band)
-  filename = "#{Date.today.iso8601}-#{band.name}-#{band.city}.pdf"
+  filename = "#{Date.today.iso8601}-#{sanitize(band.name)}-#{sanitize(band.city)}.pdf"
 end