Replicates the custom column feature of the Manage Posts page for the Manage Pages page. Obsolete as of WP 2.4.
managepages directory to your plugins directory and activate the Manage Pages Custom Columns plugin from WordPress. You'll then have access to the
manage_pages_custom_column action and
Alternatively, you can copy the
JSON.php files to your own plugin and distribute them. To use, just include
managepages.php using something like
require_once('managepages.php') and continue as detailed above. Don't worry about other plugins including the code also, you're protected.