用户元数据 user-metadata

    // Assuming a reference to the AccessEnabler has been previously obtained and stored in the "ae" variable

    ae.setRequestor("SITE");
    ae.checkAuthentication();

    function setAuthenticationStatus(status, reason) {
      if(status ==1) {
        // User is authenticated, request metadata
        ae.getMetadata("zip");
        ae.getMetadata("maxRating");
      } else {
        ...
      }
    }

    // Implement the setMetadataStatus() callback
    function setMetadataStatus(key, encrypted, data) {
      if(encrypted) {
        // The metadata value is encrypted
        // Needs to be decrypted by the programmer
         data = decrypt(data);
      }
      alert(key + "=" + data);
    }

    // Assuming a reference to the AccessEnabler has been
    //   previously obtained and stored in the "ae" variable

    // Mock the getMetadata() method
    var aeMock = {
        getMetadata: function(key) {
          var data = null;
          // Set mock data based on the received key,
          // according to the format in the spec
          switch(key) {
            case 'zip':
              data = [ "1235", "23456" ];
              break;
            case 'maxRating':
              data = { "MPAA": "PG-13", "VCHIP": "TV-14" };
              break;
            default:
              break;
          }
          // Call the metadata status just like AccessEnabler does
          setMetadataStatus(key, false, data);
        }
     }

    ae.setRequestor("SITE");
    ae.checkAuthentication();

    function setAuthenticationStatus(status, reason) {
      if (status == 1) {
        // User is authenticated, request metadata using mock object
        aeMock.getMetadata("zip");
        aeMock.getMetadata("maxRating");
      } else {
        ...
      }
    }

    // Implement the  setMetadataStatus() callback
    function setMetadataStatus(key, encrypted, data) {
      if (encrypted) {
        // The metadata value is encrypted, so it
        //   needs to be decrypted by the programmer
         data = decrypt(data);
      }
      alert(key + "=" + data);
    }