name : addtoany.update.php <?php /** * Migrate old AddToAny options. */ function addtoany_update_options() { $options_old = get_option( 'addtoany_options', array() ); $options_new = $options_old; $old_buttons = array( 'share_save_256_24.gif|256|24', 'share_save_171_16.gif|171|16', 'share_save_120_16.gif|120|16', 'share_save_256_24.png|256|24', 'share_save_171_16.png|171|16', 'share_save_120_16.png|120|16', 'share_16_16.png|16|16', 'favicon.png|16|16', ); // If old button enabled if ( ! empty( $options_old['button'] ) && in_array( $options_old['button'], $old_buttons) ) { // Switch to custom button URL. $options_new['button'] = 'CUSTOM'; $options_new['button_custom'] = 'https://static.addtoany.com/buttons/' . current( explode( '|', $options_old['button'] ) ); } update_option( 'addtoany_options', $options_new ); }