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Jan 22nd, 2020
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  1. <?php
  2.  
  3. /**
  4. * Disable error reporting
  5. *
  6. * Set this to error_reporting( -1 ) for debugging.
  7. */
  8. error_reporting( 0 );
  9.  
  10. /** Set ABSPATH for execution */
  11. if ( ! defined( 'ABSPATH' ) ) {
  12. define( 'ABSPATH', dirname( dirname( __FILE__ ) ) . '/' );
  13. }
  14.  
  15. define( 'WPINC', 'wp-includes' );
  16.  
  17. $protocol = $_SERVER['SERVER_PROTOCOL'];
  18. if ( ! in_array( $protocol, array( 'HTTP/1.1', 'HTTP/2', 'HTTP/2.0' ) ) ) {
  19. $protocol = 'HTTP/1.0';
  20. }
  21.  
  22. $load = $_GET['load'];
  23. if ( is_array( $load ) ) {
  24. ksort( $load );
  25. $load = implode( '', $load );
  26. }
  27.  
  28. $load = preg_replace( '/[^a-z0-9,_-]+/i', '', $load );
  29. $load = array_unique( explode( ',', $load ) );
  30.  
  31. if ( empty( $load ) ) {
  32. header( "$protocol 400 Bad Request" );
  33. exit;
  34. }
  35.  
  36. require( ABSPATH . 'wp-admin/includes/noop.php' );
  37. require( ABSPATH . WPINC . '/script-loader.php' );
  38. require( ABSPATH . WPINC . '/version.php' );
  39.  
  40. $expires_offset = 31536000; // 1 year
  41. $out = '';
  42.  
  43. $wp_scripts = new WP_Scripts();
  44. wp_default_scripts( $wp_scripts );
  45. wp_default_packages_vendor( $wp_scripts );
  46. wp_default_packages_scripts( $wp_scripts );
  47.  
  48. if ( isset( $_SERVER['HTTP_IF_NONE_MATCH'] ) && stripslashes( $_SERVER['HTTP_IF_NONE_MATCH'] ) === $wp_version ) {
  49. header( "$protocol 304 Not Modified" );
  50. exit();
  51. }
  52.  
  53. foreach ( $load as $handle ) {
  54. if ( ! array_key_exists( $handle, $wp_scripts->registered ) ) {
  55. continue;
  56. }
  57.  
  58. $path = ABSPATH . $wp_scripts->registered[ $handle ]->src;
  59. $out .= get_file( $path ) . "\n";
  60. }
  61.  
  62. header( "Etag: $wp_version" );
  63. header( 'Content-Type: application/javascript; charset=UTF-8' );
  64. header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', time() + $expires_offset ) . ' GMT' );
  65. header( "Cache-Control: public, max-age=$expires_offset" );
  66.  
  67. echo $out;
  68. exit;
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