Admin Posts List (edit.php) by post IDs

It can be achieved using pre_get_posts. It is important to prefix all your variable names, id seems not be in the reserved terms list, but anyway this practice avoids any unforeseen bug. /** * Usage: * http://example.com/wp-admin/edit.php?my_pids=4088,4090,4092,4094 */ add_filter( ‘pre_get_posts’, ‘limit_post_list_wpse_96418’ ); function limit_post_list_wpse_96418( $query ) { // Don’t run on frontend if( !is_admin() ) … Read more

Plugin that saves form data

Do you mean how you can display the form on your website? If so, write a shortcode for it 🙂 http://codex.wordpress.org/Shortcode_API Edit: Oh and you might want to add a hook so your function that saves the data is triggered. add_action(‘init’,’rchs_add_donor’) should do. And add a check in your function to check if your POST … Read more