ratchet/lib/js/modals.js

/* ----------------------------------
 * MODAL v1.0.0
 * Licensed under The MIT License
 * http://opensource.org/licenses/MIT
 * ---------------------------------- */

!function () {
  var findModals = function (target) {
    var i, modals = document.querySelectorAll('a');
    for (; target && target !== document; target = target.parentNode) {
      for (i = modals.length; i--;) { if (modals[i] === target) return target; }
    }
  };

  var getModal = function (event) {
    var modalToggle = findModals(event.target);
    if (modalToggle && modalToggle.hash) return document.querySelector(modalToggle.hash);
  };

  window.addEventListener('touchend', function (event) {
    var modal = getModal(event);
    if (modal) {
      if (modal && modal.classList.contains('modal')) modal.classList.toggle('active');
      event.preventDefault(); // prevents rewriting url (apps can still use hash values in url)
    }
  });
}();