Restrict Content Pro – Campaign Monitor


This is an add-on for the Restrict Content Pro plugin. It does not function on its own.

This plugin will add a Campaign Monitor Newsletter signup option to the member registration form in Restrict Content Pro.

Learn more about Restrict Content Pro:


  • Campaign Monitor settings page in Restrict Content Pro


  1. Download
  2. Activate
  3. Go to Restrict > Campaign Monitor
  4. Enter your API Key and Client ID
  5. Click “Save Options”
  6. Choose the mailing list and click “Save Options” again

Contributors & Developers

“Restrict Content Pro – Campaign Monitor” is open source software. The following people have contributed to this plugin.




  • New: Membership status tracked via a custom field.
  • New: Updated to use new RCP 3.0 hooks where possible.
  • New: Add default form label text.
  • Tweak: Updated plugin author name and URL.


  • New: Add setting to choose default checked state for opt-in.
  • Fix: Use and load unique text domain.


  • New: Added ID to opt-in paragraph tag.
  • Fix: Uncaught exception ‘CurlException’ error when response from Campaign Monitor times out.


  • Fix: Update Campaign Monitor library to avoid conflicts with other plugins that use it.
  • Fix: Members added to list before payment is taken.
  • Tweak: Clean up code and add PHPDocs.


  • Initial release.