wp_ajax_hidden_columns()

Ajax handler for hidden columns.

Source

File: wp-admin/includes/ajax-actions.php 

function wp_ajax_hidden_columns() {
	check_ajax_referer( 'screen-options-nonce', 'screenoptionnonce' );
	$page = isset( $_POST['page'] ) ? $_POST['page'] : '';

	if ( $page != sanitize_key( $page ) )
		wp_die( 0 );

	if ( ! $user = wp_get_current_user() )
		wp_die( -1 );

	$hidden = ! empty( $_POST['hidden'] ) ? explode( ',', $_POST['hidden'] ) : array();
	update_user_option( $user->ID, "manage{$page}columnshidden", $hidden, true );

	wp_die( 1 );
}

Expand Source Code View on GitHub

Related

Uses

Uses
Uses Description
wp-includes/pluggable.php: check_ajax_referer()

Verifies the Ajax request to prevent processing requests external of the blog.
wp-includes/pluggable.php: wp_get_current_user()

Retrieve the current user object.
wp-includes/user.php: update_user_option()

Update user option with global blog capability.
wp-includes/formatting.php: sanitize_key()

Sanitizes a string key.
wp-includes/functions.php: wp_die()

Kill ClassicPress execution and display HTML message with error message.

Changelog

Changelog
Version Description
WP-3.1.0 Introduced.