Validation of contextual filter input


This screencast shows how and why to validate input for contextual filters.

It covers the following topics:

  • How to validate input for contextual filters
  • Some options for how to validate the input
  • Why it is a good idea to validate contextual filter input
  • Views behaviour if the filter input doesn't validate
  • Some words about not being able to validate contextual filter input with multiple values
  • Perhaps some words on filter validation being able to alter the filter value

By Johan Falk; Usage Attribution-Noncommercial-Share Alike 3.0