d7permissions.js

// $Id$

$(document).ready(function() {
  $('table#permissions:not(.permissions-processed)').each(function () {
    // Create dummy checkboxes. We use dummy checkboxes instead of reusing
    // the existing checkboxes here because new checkboxes don't alter the
    // submitted form. If we'd automatically check existing checkboxes, the
    // permission table would be polluted with redundant entries. This
    // is deliberate, but desirable when we automatically check them.
    $(':checkbox', this).not('[name^="2["]').not('[name^="1["]').each(function () {
      $(this).addClass('real-checkbox');
      $('<input type="checkbox" class="dummy-checkbox" disabled="disabled" checked="checked" />')
        .attr('title', Drupal.t("This permission is inherited from the authenticated user role."))
        .insertAfter(this)
        .hide();
    });

    // Helper function toggles all dummy checkboxes based on the checkboxes'
    // state. If the "authenticated user" checkbox is checked, the checked
    // and disabled checkboxes are shown, the real checkboxes otherwise.
    var toggle = function () {
      $(this).closest('tr')
        .find('.real-checkbox')[this.checked ? 'hide' : 'show']().end()
        .find('.dummy-checkbox')[this.checked ? 'show' : 'hide']();
    };

    // Initialize the authenticated user checkbox.
    $(':checkbox[name^="2["]', this)
      .click(toggle)
      .each(function () { toggle.call(this); });
  }).addClass('permissions-processed');
});