WordPress/wp-includes/blocks/navigation/view.js

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/***/ "kVj6":
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
// ESM COMPAT FLAG
__webpack_require__.r(__webpack_exports__);

// CONCATENATED MODULE: ./node_modules/micromodal/dist/micromodal.es.js
function _classCallCheck(instance, Constructor) {
  if (!(instance instanceof Constructor)) {
    throw new TypeError("Cannot call a class as a function");
  }
}

function _defineProperties(target, props) {
  for (var i = 0; i < props.length; i++) {
    var descriptor = props[i];
    descriptor.enumerable = descriptor.enumerable || false;
    descriptor.configurable = true;
    if ("value" in descriptor) descriptor.writable = true;
    Object.defineProperty(target, descriptor.key, descriptor);
  }
}

function _createClass(Constructor, protoProps, staticProps) {
  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
  if (staticProps) _defineProperties(Constructor, staticProps);
  return Constructor;
}

function _toConsumableArray(arr) {
  return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
}

function _arrayWithoutHoles(arr) {
  if (Array.isArray(arr)) return _arrayLikeToArray(arr);
}

function _iterableToArray(iter) {
  if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter);
}

function _unsupportedIterableToArray(o, minLen) {
  if (!o) return;
  if (typeof o === "string") return _arrayLikeToArray(o, minLen);
  var n = Object.prototype.toString.call(o).slice(8, -1);
  if (n === "Object" && o.constructor) n = o.constructor.name;
  if (n === "Map" || n === "Set") return Array.from(n);
  if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}

function _arrayLikeToArray(arr, len) {
  if (len == null || len > arr.length) len = arr.length;

  for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];

  return arr2;
}

function _nonIterableSpread() {
  throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}

var MicroModal = function () {

  var FOCUSABLE_ELEMENTS = ['a[href]', 'area[href]', 'input:not([disabled]):not([type="hidden"]):not([aria-hidden])', 'select:not([disabled]):not([aria-hidden])', 'textarea:not([disabled]):not([aria-hidden])', 'button:not([disabled]):not([aria-hidden])', 'iframe', 'object', 'embed', '[contenteditable]', '[tabindex]:not([tabindex^="-"])'];

  var Modal = /*#__PURE__*/function () {
    function Modal(_ref) {
      var targetModal = _ref.targetModal,
          _ref$triggers = _ref.triggers,
          triggers = _ref$triggers === void 0 ? [] : _ref$triggers,
          _ref$onShow = _ref.onShow,
          onShow = _ref$onShow === void 0 ? function () {} : _ref$onShow,
          _ref$onClose = _ref.onClose,
          onClose = _ref$onClose === void 0 ? function () {} : _ref$onClose,
          _ref$openTrigger = _ref.openTrigger,
          openTrigger = _ref$openTrigger === void 0 ? 'data-micromodal-trigger' : _ref$openTrigger,
          _ref$closeTrigger = _ref.closeTrigger,
          closeTrigger = _ref$closeTrigger === void 0 ? 'data-micromodal-close' : _ref$closeTrigger,
          _ref$openClass = _ref.openClass,
          openClass = _ref$openClass === void 0 ? 'is-open' : _ref$openClass,
          _ref$disableScroll = _ref.disableScroll,
          disableScroll = _ref$disableScroll === void 0 ? false : _ref$disableScroll,
          _ref$disableFocus = _ref.disableFocus,
          disableFocus = _ref$disableFocus === void 0 ? false : _ref$disableFocus,
          _ref$awaitCloseAnimat = _ref.awaitCloseAnimation,
          awaitCloseAnimation = _ref$awaitCloseAnimat === void 0 ? false : _ref$awaitCloseAnimat,
          _ref$awaitOpenAnimati = _ref.awaitOpenAnimation,
          awaitOpenAnimation = _ref$awaitOpenAnimati === void 0 ? false : _ref$awaitOpenAnimati,
          _ref$debugMode = _ref.debugMode,
          debugMode = _ref$debugMode === void 0 ? false : _ref$debugMode;

      _classCallCheck(this, Modal);

      // Save a reference of the modal
      this.modal = document.getElementById(targetModal); // Save a reference to the passed config

      this.config = {
        debugMode: debugMode,
        disableScroll: disableScroll,
        openTrigger: openTrigger,
        closeTrigger: closeTrigger,
        openClass: openClass,
        onShow: onShow,
        onClose: onClose,
        awaitCloseAnimation: awaitCloseAnimation,
        awaitOpenAnimation: awaitOpenAnimation,
        disableFocus: disableFocus
      }; // Register click events only if pre binding eventListeners

      if (triggers.length > 0) this.registerTriggers.apply(this, _toConsumableArray(triggers)); // pre bind functions for event listeners

      this.onClick = this.onClick.bind(this);
      this.onKeydown = this.onKeydown.bind(this);
    }
    /**
     * Loops through all openTriggers and binds click event
     * @param  {array} triggers [Array of node elements]
     * @return {void}
     */


    _createClass(Modal, [{
      key: "registerTriggers",
      value: function registerTriggers() {
        var _this = this;

        for (var _len = arguments.length, triggers = new Array(_len), _key = 0; _key < _len; _key++) {
          triggers[_key] = arguments[_key];
        }

        triggers.filter(Boolean).forEach(function (trigger) {
          trigger.addEventListener('click', function (event) {
            return _this.showModal(event);
          });
        });
      }
    }, {
      key: "showModal",
      value: function showModal() {
        var _this2 = this;

        var event = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
        this.activeElement = document.activeElement;
        this.modal.setAttribute('aria-hidden', 'false');
        this.modal.classList.add(this.config.openClass);
        this.scrollBehaviour('disable');
        this.addEventListeners();

        if (this.config.awaitOpenAnimation) {
          var handler = function handler() {
            _this2.modal.removeEventListener('animationend', handler, false);

            _this2.setFocusToFirstNode();
          };

          this.modal.addEventListener('animationend', handler, false);
        } else {
          this.setFocusToFirstNode();
        }

        this.config.onShow(this.modal, this.activeElement, event);
      }
    }, {
      key: "closeModal",
      value: function closeModal() {
        var event = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;
        var modal = this.modal;
        this.modal.setAttribute('aria-hidden', 'true');
        this.removeEventListeners();
        this.scrollBehaviour('enable');

        if (this.activeElement && this.activeElement.focus) {
          this.activeElement.focus();
        }

        this.config.onClose(this.modal, this.activeElement, event);

        if (this.config.awaitCloseAnimation) {
          var openClass = this.config.openClass; // <- old school ftw

          this.modal.addEventListener('animationend', function handler() {
            modal.classList.remove(openClass);
            modal.removeEventListener('animationend', handler, false);
          }, false);
        } else {
          modal.classList.remove(this.config.openClass);
        }
      }
    }, {
      key: "closeModalById",
      value: function closeModalById(targetModal) {
        this.modal = document.getElementById(targetModal);
        if (this.modal) this.closeModal();
      }
    }, {
      key: "scrollBehaviour",
      value: function scrollBehaviour(toggle) {
        if (!this.config.disableScroll) return;
        var body = document.querySelector('body');

        switch (toggle) {
          case 'enable':
            Object.assign(body.style, {
              overflow: ''
            });
            break;

          case 'disable':
            Object.assign(body.style, {
              overflow: 'hidden'
            });
            break;
        }
      }
    }, {
      key: "addEventListeners",
      value: function addEventListeners() {
        this.modal.addEventListener('touchstart', this.onClick);
        this.modal.addEventListener('click', this.onClick);
        document.addEventListener('keydown', this.onKeydown);
      }
    }, {
      key: "removeEventListeners",
      value: function removeEventListeners() {
        this.modal.removeEventListener('touchstart', this.onClick);
        this.modal.removeEventListener('click', this.onClick);
        document.removeEventListener('keydown', this.onKeydown);
      }
    }, {
      key: "onClick",
      value: function onClick(event) {
        if (event.target.hasAttribute(this.config.closeTrigger)) {
          this.closeModal(event);
        }
      }
    }, {
      key: "onKeydown",
      value: function onKeydown(event) {
        if (event.keyCode === 27) this.closeModal(event); // esc

        if (event.keyCode === 9) this.retainFocus(event); // tab
      }
    }, {
      key: "getFocusableNodes",
      value: function getFocusableNodes() {
        var nodes = this.modal.querySelectorAll(FOCUSABLE_ELEMENTS);
        return Array.apply(void 0, _toConsumableArray(nodes));
      }
      /**
       * Tries to set focus on a node which is not a close trigger
       * if no other nodes exist then focuses on first close trigger
       */

    }, {
      key: "setFocusToFirstNode",
      value: function setFocusToFirstNode() {
        var _this3 = this;

        if (this.config.disableFocus) return;
        var focusableNodes = this.getFocusableNodes(); // no focusable nodes

        if (focusableNodes.length === 0) return; // remove nodes on whose click, the modal closes
        // could not think of a better name :(

        var nodesWhichAreNotCloseTargets = focusableNodes.filter(function (node) {
          return !node.hasAttribute(_this3.config.closeTrigger);
        });
        if (nodesWhichAreNotCloseTargets.length > 0) nodesWhichAreNotCloseTargets[0].focus();
        if (nodesWhichAreNotCloseTargets.length === 0) focusableNodes[0].focus();
      }
    }, {
      key: "retainFocus",
      value: function retainFocus(event) {
        var focusableNodes = this.getFocusableNodes(); // no focusable nodes

        if (focusableNodes.length === 0) return;
        /**
         * Filters nodes which are hidden to prevent
         * focus leak outside modal
         */

        focusableNodes = focusableNodes.filter(function (node) {
          return node.offsetParent !== null;
        }); // if disableFocus is true

        if (!this.modal.contains(document.activeElement)) {
          focusableNodes[0].focus();
        } else {
          var focusedItemIndex = focusableNodes.indexOf(document.activeElement);

          if (event.shiftKey && focusedItemIndex === 0) {
            focusableNodes[focusableNodes.length - 1].focus();
            event.preventDefault();
          }

          if (!event.shiftKey && focusableNodes.length > 0 && focusedItemIndex === focusableNodes.length - 1) {
            focusableNodes[0].focus();
            event.preventDefault();
          }
        }
      }
    }]);

    return Modal;
  }();
  /**
   * Modal prototype ends.
   * Here on code is responsible for detecting and
   * auto binding event handlers on modal triggers
   */
  // Keep a reference to the opened modal


  var activeModal = null;
  /**
   * Generates an associative array of modals and it's
   * respective triggers
   * @param  {array} triggers     An array of all triggers
   * @param  {string} triggerAttr The data-attribute which triggers the module
   * @return {array}
   */

  var generateTriggerMap = function generateTriggerMap(triggers, triggerAttr) {
    var triggerMap = [];
    triggers.forEach(function (trigger) {
      var targetModal = trigger.attributes[triggerAttr].value;
      if (triggerMap[targetModal] === undefined) triggerMap[targetModal] = [];
      triggerMap[targetModal].push(trigger);
    });
    return triggerMap;
  };
  /**
   * Validates whether a modal of the given id exists
   * in the DOM
   * @param  {number} id  The id of the modal
   * @return {boolean}
   */


  var validateModalPresence = function validateModalPresence(id) {
    if (!document.getElementById(id)) {
      console.warn("MicroModal: \u2757Seems like you have missed %c'".concat(id, "'"), 'background-color: #f8f9fa;color: #50596c;font-weight: bold;', 'ID somewhere in your code. Refer example below to resolve it.');
      console.warn("%cExample:", 'background-color: #f8f9fa;color: #50596c;font-weight: bold;', "<div class=\"modal\" id=\"".concat(id, "\"></div>"));
      return false;
    }
  };
  /**
   * Validates if there are modal triggers present
   * in the DOM
   * @param  {array} triggers An array of data-triggers
   * @return {boolean}
   */


  var validateTriggerPresence = function validateTriggerPresence(triggers) {
    if (triggers.length <= 0) {
      console.warn("MicroModal: \u2757Please specify at least one %c'micromodal-trigger'", 'background-color: #f8f9fa;color: #50596c;font-weight: bold;', 'data attribute.');
      console.warn("%cExample:", 'background-color: #f8f9fa;color: #50596c;font-weight: bold;', "<a href=\"#\" data-micromodal-trigger=\"my-modal\"></a>");
      return false;
    }
  };
  /**
   * Checks if triggers and their corresponding modals
   * are present in the DOM
   * @param  {array} triggers   Array of DOM nodes which have data-triggers
   * @param  {array} triggerMap Associative array of modals and their triggers
   * @return {boolean}
   */


  var validateArgs = function validateArgs(triggers, triggerMap) {
    validateTriggerPresence(triggers);
    if (!triggerMap) return true;

    for (var id in triggerMap) {
      validateModalPresence(id);
    }

    return true;
  };
  /**
   * Binds click handlers to all modal triggers
   * @param  {object} config [description]
   * @return void
   */


  var init = function init(config) {
    // Create an config object with default openTrigger
    var options = Object.assign({}, {
      openTrigger: 'data-micromodal-trigger'
    }, config); // Collects all the nodes with the trigger

    var triggers = _toConsumableArray(document.querySelectorAll("[".concat(options.openTrigger, "]"))); // Makes a mappings of modals with their trigger nodes


    var triggerMap = generateTriggerMap(triggers, options.openTrigger); // Checks if modals and triggers exist in dom

    if (options.debugMode === true && validateArgs(triggers, triggerMap) === false) return; // For every target modal creates a new instance

    for (var key in triggerMap) {
      var value = triggerMap[key];
      options.targetModal = key;
      options.triggers = _toConsumableArray(value);
      activeModal = new Modal(options); // eslint-disable-line no-new
    }
  };
  /**
   * Shows a particular modal
   * @param  {string} targetModal [The id of the modal to display]
   * @param  {object} config [The configuration object to pass]
   * @return {void}
   */


  var show = function show(targetModal, config) {
    var options = config || {};
    options.targetModal = targetModal; // Checks if modals and triggers exist in dom

    if (options.debugMode === true && validateModalPresence(targetModal) === false) return; // clear events in case previous modal wasn't close

    if (activeModal) activeModal.removeEventListeners(); // stores reference to active modal

    activeModal = new Modal(options); // eslint-disable-line no-new

    activeModal.showModal();
  };
  /**
   * Closes the active modal
   * @param  {string} targetModal [The id of the modal to close]
   * @return {void}
   */


  var close = function close(targetModal) {
    targetModal ? activeModal.closeModalById(targetModal) : activeModal.closeModal();
  };

  return {
    init: init,
    show: show,
    close: close
  };
}();
window.MicroModal = MicroModal;

/* harmony default export */ var micromodal_es = (MicroModal);

// CONCATENATED MODULE: ./node_modules/@wordpress/block-library/build-module/navigation/view.js
/**
 * External dependencies
 */
 // Responsive navigation toggle.

function navigationToggleModal(modal) {
  const triggerButton = document.querySelector(`button[data-micromodal-trigger="${modal.id}"]`);
  const closeButton = modal.querySelector('button[data-micromodal-close]'); // Use aria-hidden to determine the status of the modal, as this attribute is
  // managed by micromodal.

  const isHidden = 'true' === modal.getAttribute('aria-hidden');
  triggerButton.setAttribute('aria-expanded', !isHidden);
  closeButton.setAttribute('aria-expanded', !isHidden);
  modal.classList.toggle('has-modal-open', !isHidden); // Add a class to indicate the modal is open.

  const htmlElement = document.documentElement;
  htmlElement.classList.toggle('has-modal-open');
} // Open on click functionality.


function closeSubmenus(element) {
  element.querySelectorAll('[aria-expanded="true"]').forEach(function (toggle) {
    toggle.setAttribute('aria-expanded', 'false');
  });
}

function toggleSubmenuOnClick(event) {
  const buttonToggle = event.target.closest('[aria-expanded]');
  const isSubmenuOpen = buttonToggle.getAttribute('aria-expanded');

  if (isSubmenuOpen === 'true') {
    closeSubmenus(buttonToggle.closest('.wp-block-navigation-item'));
  } else {
    // Close all sibling submenus.
    const parentElement = buttonToggle.closest('.wp-block-navigation-item');
    const navigationParent = buttonToggle.closest('.wp-block-navigation__submenu-container, .wp-block-navigation__container, .wp-block-page-list');
    navigationParent.querySelectorAll('.wp-block-navigation-item').forEach(function (child) {
      if (child !== parentElement) {
        closeSubmenus(child);
      }
    }); // Open submenu.

    buttonToggle.setAttribute('aria-expanded', 'true');
  }
} // Necessary for some themes such as TT1 Blocks, where
// scripts could be loaded before the body.


window.onload = () => {
  micromodal_es.init({
    onShow: navigationToggleModal,
    onClose: navigationToggleModal,
    openClass: 'is-menu-open'
  });
  const submenuButtons = document.querySelectorAll('.wp-block-navigation-submenu__toggle');
  submenuButtons.forEach(function (button) {
    button.addEventListener('click', toggleSubmenuOnClick);
  }); // Close on click outside.

  document.addEventListener('click', function (event) {
    const navigationBlocks = document.querySelectorAll('.wp-block-navigation');
    navigationBlocks.forEach(function (block) {
      if (!block.contains(event.target)) {
        closeSubmenus(block);
      }
    });
  }); // Close on focus outside.

  document.addEventListener('keyup', function (event) {
    const submenuBlocks = document.querySelectorAll('.wp-block-navigation-item.has-child');
    submenuBlocks.forEach(function (block) {
      if (!block.contains(event.target)) {
        closeSubmenus(block);
      }
    });
  });
};


/***/ })

/******/ });