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phindmarsh/gist:3838745

Created October 5, 2012 08:26
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Revisions

  1. phindmarsh created this gist Oct 5, 2012.
    29 changes: 29 additions & 0 deletions gistfile1.php
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,29 @@
    @@ -527,20 +527,26 @@ function photon_cache_headers( $expires=63115200 ) {

    $image = new Gmagick();

    -$parsed = parse_url( $_SERVER['REQUEST_URI'] );
    +$parsed = parse_url( substr($_SERVER['REQUEST_URI'], 1) );
    $exploded = explode( '/', $_SERVER['REQUEST_URI'] );
    $origin_domain = strtolower( $exploded[1] );
    $origin_domain_exception = array_key_exists( $origin_domain, $origin_domain_exceptions ) ? $origin_domain_exceptions[$origin_domain] : 0;

    +$host = "";
    +$path = $parsed['path'];
    +if(isset($parsed['port'])){
    + $host = "{$parsed['host']}:{$parsed['port']}";
    +}
    +
    $scheme = 'http' . ( array_key_exists( 'ssl', $_GET ) ? 's' : '' ) . '://';
    parse_str( ( empty( $parsed['query'] ) ? '' : $parsed['query'] ), $_GET );

    -$ext = strtolower( pathinfo( $parsed['path'], PATHINFO_EXTENSION ) );
    +$ext = strtolower( pathinfo( $path, PATHINFO_EXTENSION ) );

    if ( ! in_array( $ext, $allowed_types ) && !( $origin_domain_exception & PHOTON__ALLOW_ANY_EXTENSION ) )
    httpdie( '400 Bad Request', 'The type of image you are trying to process is not allowed' );

    -$url = $scheme . substr( $parsed['path'], 1 );
    +$url = $scheme . $host . $path;
    $url = preg_replace( '/#.*$/', '', $url );
    $url = apply_filters( 'url', $url );