Param visibility

visbile_by_param.js

/**
 * Reveal content based on param value.
 *
 * @param {object} options
 *   @property {string} paramName
 *   @property {string} regex
 *   @property {string} selector
 */
function paramVisible(options) {
  var urlObj = Tabia.util.parseUrl(),
      $elm = $(options.selector);

  if (urlObj.params[options.paramName].match(options.regex)) {
    $elm.style('display', 'auto');
    return;
  }
  $elm.style('display', 'none');
}


// EXAMPLE...
paramVisible({
  param: 'authenticated',
  regex: /^(now|prior)$/,
  selector: '.share'
});

// ?authenticated=now
// <div class="share">
//   You should be sharing
// </div>