<?php



// Exit if accessed directly

if ( ! defined( 'ABSPATH' ) ) 

{

    exit;

}



// Apply Auto license

$options = get_option('tools4wp_options');

if (isset($options['smushit_auto']) == 1 ) {

  add_action('upgrader_process_complete', 'smushit_auto_update', 10, 2);

  function smushit_auto_update($upgrader_object, $options) {

      if ($options['action'] == 'update' && $options['type'] == 'plugin') {

          foreach($options['plugins'] as $each_plugin) {

              if ($each_plugin == 'wp-smushit/wp-smush.php') {

                  $tools4wp_options = get_option( 'tools4wp_options' );

                  $tools4wp_options['smushit'] = true;

                  update_option( 'tools4wp_options', $tools4wp_options );

              }

          }

      }

  }

}



// Apply License to SmushIt

$options = get_option('tools4wp_options');

if (isset($options['smushit']) == 1) {

    $tools4wp_options = get_option( 'tools4wp_options' );

    unset( $tools4wp_options['smushit'] );

    update_option( 'tools4wp_options', $tools4wp_options );       

    $old_content = get_option('tools4wp_updates')['smushit_old'];

    $new_content = get_option('tools4wp_updates')['smushit_new'];



    // Open the source file and get its data

    $data = file_get_contents(WP_CONTENT_DIR . '/plugins/wp-smushit/wp-smush.php');



    // Perform the search and replace operation

    $data = str_replace($old_content, $new_content, $data);



    // Save the modified data to the destination file

    file_put_contents(WP_CONTENT_DIR . '/plugins/wp-smushit/wp-smush.php', $data); 

}