Need to call this php function inside a modal window from sidebar text widget <?php echo get_post_meta( $post->ID, 'link', true ); ?>
What I want to do I want to upgrade Wordpress programmatically to a later version. That I want to do with PHP, lets say from http://www.example.com/?upgrade_wp=true I already know how to get the URL ...
Let say my theme host on my server. User download my theme and use it. Now I want notify @ alert for new version of my theme. Example to show "New version has been release. Please download at ..." ...