Merge branch 'dev' of https://framagit.org/hubzilla/core into dev

1 files changed, 260 insertions, 196 deletions

diff --git a/vendor/twbs/bootstrap/js/dist/scrollspy.js b/vendor/twbs/bootstrap/js/dist/scrollspy.js
index 9503a9589..04f9b77e2 100644
--- a/vendor/twbs/bootstrap/js/dist/scrollspy.js
+++ b/vendor/twbs/bootstrap/js/dist/scrollspy.js
@@ -1,216 +1,312 @@
 /*!
-  * Bootstrap scrollspy.js v4.6.0 (https://getbootstrap.com/)
+  * Bootstrap scrollspy.js v5.0.2 (https://getbootstrap.com/)
   * Copyright 2011-2021 The Bootstrap Authors (https://github.com/twbs/bootstrap/graphs/contributors)
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
   */
 (function (global, factory) {
-  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery'), require('./util.js')) :
-  typeof define === 'function' && define.amd ? define(['jquery', './util'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.ScrollSpy = factory(global.jQuery, global.Util));
-}(this, (function ($, Util) { 'use strict';
+  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('./dom/selector-engine.js'), require('./dom/event-handler.js'), require('./dom/manipulator.js'), require('./base-component.js')) :
+  typeof define === 'function' && define.amd ? define(['./dom/selector-engine', './dom/event-handler', './dom/manipulator', './base-component'], factory) :
+  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.ScrollSpy = factory(global.SelectorEngine, global.EventHandler, global.Manipulator, global.Base));
+}(this, (function (SelectorEngine, EventHandler, Manipulator, BaseComponent) { 'use strict';
 
   function _interopDefaultLegacy (e) { return e && typeof e === 'object' && 'default' in e ? e : { 'default': e }; }
 
-  var $__default = /*#__PURE__*/_interopDefaultLegacy($);
-  var Util__default = /*#__PURE__*/_interopDefaultLegacy(Util);
+  var SelectorEngine__default = /*#__PURE__*/_interopDefaultLegacy(SelectorEngine);
+  var EventHandler__default = /*#__PURE__*/_interopDefaultLegacy(EventHandler);
+  var Manipulator__default = /*#__PURE__*/_interopDefaultLegacy(Manipulator);
+  var BaseComponent__default = /*#__PURE__*/_interopDefaultLegacy(BaseComponent);
 
-  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);
+  /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v5.0.2): util/index.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * --------------------------------------------------------------------------
+   */
+
+  const MAX_UID = 1000000;
+
+  const toType = obj => {
+    if (obj === null || obj === undefined) {
+      return `${obj}`;
     }
-  }
 
-  function _createClass(Constructor, protoProps, staticProps) {
-    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
-    if (staticProps) _defineProperties(Constructor, staticProps);
-    return Constructor;
-  }
+    return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
+  };
+  /**
+   * --------------------------------------------------------------------------
+   * Public Util Api
+   * --------------------------------------------------------------------------
+   */
 
-  function _extends() {
-    _extends = Object.assign || function (target) {
-      for (var i = 1; i < arguments.length; i++) {
-        var source = arguments[i];
 
-        for (var key in source) {
-          if (Object.prototype.hasOwnProperty.call(source, key)) {
-            target[key] = source[key];
-          }
-        }
+  const getUID = prefix => {
+    do {
+      prefix += Math.floor(Math.random() * MAX_UID);
+    } while (document.getElementById(prefix));
+
+    return prefix;
+  };
+
+  const getSelector = element => {
+    let selector = element.getAttribute('data-bs-target');
+
+    if (!selector || selector === '#') {
+      let hrefAttr = element.getAttribute('href'); // The only valid content that could double as a selector are IDs or classes,
+      // so everything starting with `#` or `.`. If a "real" URL is used as the selector,
+      // `document.querySelector` will rightfully complain it is invalid.
+      // See https://github.com/twbs/bootstrap/issues/32273
+
+      if (!hrefAttr || !hrefAttr.includes('#') && !hrefAttr.startsWith('.')) {
+        return null;
+      } // Just in case some CMS puts out a full URL with the anchor appended
+
+
+      if (hrefAttr.includes('#') && !hrefAttr.startsWith('#')) {
+        hrefAttr = `#${hrefAttr.split('#')[1]}`;
       }
 
-      return target;
-    };
+      selector = hrefAttr && hrefAttr !== '#' ? hrefAttr.trim() : null;
+    }
 
-    return _extends.apply(this, arguments);
-  }
+    return selector;
+  };
+
+  const getSelectorFromElement = element => {
+    const selector = getSelector(element);
+
+    if (selector) {
+      return document.querySelector(selector) ? selector : null;
+    }
+
+    return null;
+  };
+
+  const isElement = obj => {
+    if (!obj || typeof obj !== 'object') {
+      return false;
+    }
+
+    if (typeof obj.jquery !== 'undefined') {
+      obj = obj[0];
+    }
+
+    return typeof obj.nodeType !== 'undefined';
+  };
+
+  const typeCheckConfig = (componentName, config, configTypes) => {
+    Object.keys(configTypes).forEach(property => {
+      const expectedTypes = configTypes[property];
+      const value = config[property];
+      const valueType = value && isElement(value) ? 'element' : toType(value);
+
+      if (!new RegExp(expectedTypes).test(valueType)) {
+        throw new TypeError(`${componentName.toUpperCase()}: Option "${property}" provided type "${valueType}" but expected type "${expectedTypes}".`);
+      }
+    });
+  };
+
+  const getjQuery = () => {
+    const {
+      jQuery
+    } = window;
+
+    if (jQuery && !document.body.hasAttribute('data-bs-no-jquery')) {
+      return jQuery;
+    }
+
+    return null;
+  };
+
+  const DOMContentLoadedCallbacks = [];
+
+  const onDOMContentLoaded = callback => {
+    if (document.readyState === 'loading') {
+      // add listener on the first call when the document is in loading state
+      if (!DOMContentLoadedCallbacks.length) {
+        document.addEventListener('DOMContentLoaded', () => {
+          DOMContentLoadedCallbacks.forEach(callback => callback());
+        });
+      }
+
+      DOMContentLoadedCallbacks.push(callback);
+    } else {
+      callback();
+    }
+  };
+
+  const defineJQueryPlugin = plugin => {
+    onDOMContentLoaded(() => {
+      const $ = getjQuery();
+      /* istanbul ignore if */
+
+      if ($) {
+        const name = plugin.NAME;
+        const JQUERY_NO_CONFLICT = $.fn[name];
+        $.fn[name] = plugin.jQueryInterface;
+        $.fn[name].Constructor = plugin;
+
+        $.fn[name].noConflict = () => {
+          $.fn[name] = JQUERY_NO_CONFLICT;
+          return plugin.jQueryInterface;
+        };
+      }
+    });
+  };
 
   /**
+   * --------------------------------------------------------------------------
+   * Bootstrap (v5.0.2): scrollspy.js
+   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+   * --------------------------------------------------------------------------
+   */
+  /**
    * ------------------------------------------------------------------------
    * Constants
    * ------------------------------------------------------------------------
    */
 
-  var NAME = 'scrollspy';
-  var VERSION = '4.6.0';
-  var DATA_KEY = 'bs.scrollspy';
-  var EVENT_KEY = "." + DATA_KEY;
-  var DATA_API_KEY = '.data-api';
-  var JQUERY_NO_CONFLICT = $__default['default'].fn[NAME];
-  var Default = {
+  const NAME = 'scrollspy';
+  const DATA_KEY = 'bs.scrollspy';
+  const EVENT_KEY = `.${DATA_KEY}`;
+  const DATA_API_KEY = '.data-api';
+  const Default = {
     offset: 10,
     method: 'auto',
     target: ''
   };
-  var DefaultType = {
+  const DefaultType = {
     offset: 'number',
     method: 'string',
     target: '(string|element)'
   };
-  var EVENT_ACTIVATE = "activate" + EVENT_KEY;
-  var EVENT_SCROLL = "scroll" + EVENT_KEY;
-  var EVENT_LOAD_DATA_API = "load" + EVENT_KEY + DATA_API_KEY;
-  var CLASS_NAME_DROPDOWN_ITEM = 'dropdown-item';
-  var CLASS_NAME_ACTIVE = 'active';
-  var SELECTOR_DATA_SPY = '[data-spy="scroll"]';
-  var SELECTOR_NAV_LIST_GROUP = '.nav, .list-group';
-  var SELECTOR_NAV_LINKS = '.nav-link';
-  var SELECTOR_NAV_ITEMS = '.nav-item';
-  var SELECTOR_LIST_ITEMS = '.list-group-item';
-  var SELECTOR_DROPDOWN = '.dropdown';
-  var SELECTOR_DROPDOWN_ITEMS = '.dropdown-item';
-  var SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle';
-  var METHOD_OFFSET = 'offset';
-  var METHOD_POSITION = 'position';
+  const EVENT_ACTIVATE = `activate${EVENT_KEY}`;
+  const EVENT_SCROLL = `scroll${EVENT_KEY}`;
+  const EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`;
+  const CLASS_NAME_DROPDOWN_ITEM = 'dropdown-item';
+  const CLASS_NAME_ACTIVE = 'active';
+  const SELECTOR_DATA_SPY = '[data-bs-spy="scroll"]';
+  const SELECTOR_NAV_LIST_GROUP = '.nav, .list-group';
+  const SELECTOR_NAV_LINKS = '.nav-link';
+  const SELECTOR_NAV_ITEMS = '.nav-item';
+  const SELECTOR_LIST_ITEMS = '.list-group-item';
+  const SELECTOR_DROPDOWN = '.dropdown';
+  const SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle';
+  const METHOD_OFFSET = 'offset';
+  const METHOD_POSITION = 'position';
   /**
    * ------------------------------------------------------------------------
    * Class Definition
    * ------------------------------------------------------------------------
    */
 
-  var ScrollSpy = /*#__PURE__*/function () {
-    function ScrollSpy(element, config) {
-      var _this = this;
-
-      this._element = element;
-      this._scrollElement = element.tagName === 'BODY' ? window : element;
+  class ScrollSpy extends BaseComponent__default['default'] {
+    constructor(element, config) {
+      super(element);
+      this._scrollElement = this._element.tagName === 'BODY' ? window : this._element;
       this._config = this._getConfig(config);
-      this._selector = this._config.target + " " + SELECTOR_NAV_LINKS + "," + (this._config.target + " " + SELECTOR_LIST_ITEMS + ",") + (this._config.target + " " + SELECTOR_DROPDOWN_ITEMS);
+      this._selector = `${this._config.target} ${SELECTOR_NAV_LINKS}, ${this._config.target} ${SELECTOR_LIST_ITEMS}, ${this._config.target} .${CLASS_NAME_DROPDOWN_ITEM}`;
       this._offsets = [];
       this._targets = [];
       this._activeTarget = null;
       this._scrollHeight = 0;
-      $__default['default'](this._scrollElement).on(EVENT_SCROLL, function (event) {
-        return _this._process(event);
-      });
+      EventHandler__default['default'].on(this._scrollElement, EVENT_SCROLL, () => this._process());
       this.refresh();
 
       this._process();
     } // Getters
 
 
-    var _proto = ScrollSpy.prototype;
+    static get Default() {
+      return Default;
+    }
+
+    static get NAME() {
+      return NAME;
+    } // Public
 
-    // Public
-    _proto.refresh = function refresh() {
-      var _this2 = this;
 
-      var autoMethod = this._scrollElement === this._scrollElement.window ? METHOD_OFFSET : METHOD_POSITION;
-      var offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
-      var offsetBase = offsetMethod === METHOD_POSITION ? this._getScrollTop() : 0;
+    refresh() {
+      const autoMethod = this._scrollElement === this._scrollElement.window ? METHOD_OFFSET : METHOD_POSITION;
+      const offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;
+      const offsetBase = offsetMethod === METHOD_POSITION ? this._getScrollTop() : 0;
       this._offsets = [];
       this._targets = [];
       this._scrollHeight = this._getScrollHeight();
-      var targets = [].slice.call(document.querySelectorAll(this._selector));
-      targets.map(function (element) {
-        var target;
-        var targetSelector = Util__default['default'].getSelectorFromElement(element);
-
-        if (targetSelector) {
-          target = document.querySelector(targetSelector);
-        }
+      const targets = SelectorEngine__default['default'].find(this._selector);
+      targets.map(element => {
+        const targetSelector = getSelectorFromElement(element);
+        const target = targetSelector ? SelectorEngine__default['default'].findOne(targetSelector) : null;
 
         if (target) {
-          var targetBCR = target.getBoundingClientRect();
+          const targetBCR = target.getBoundingClientRect();
 
           if (targetBCR.width || targetBCR.height) {
-            // TODO (fat): remove sketch reliance on jQuery position/offset
-            return [$__default['default'](target)[offsetMethod]().top + offsetBase, targetSelector];
+            return [Manipulator__default['default'][offsetMethod](target).top + offsetBase, targetSelector];
           }
         }
 
         return null;
-      }).filter(function (item) {
-        return item;
-      }).sort(function (a, b) {
-        return a[0] - b[0];
-      }).forEach(function (item) {
-        _this2._offsets.push(item[0]);
-
-        _this2._targets.push(item[1]);
+      }).filter(item => item).sort((a, b) => a[0] - b[0]).forEach(item => {
+        this._offsets.push(item[0]);
+
+        this._targets.push(item[1]);
       });
-    };
-
-    _proto.dispose = function dispose() {
-      $__default['default'].removeData(this._element, DATA_KEY);
-      $__default['default'](this._scrollElement).off(EVENT_KEY);
-      this._element = null;
-      this._scrollElement = null;
-      this._config = null;
-      this._selector = null;
-      this._offsets = null;
-      this._targets = null;
-      this._activeTarget = null;
-      this._scrollHeight = null;
+    }
+
+    dispose() {
+      EventHandler__default['default'].off(this._scrollElement, EVENT_KEY);
+      super.dispose();
     } // Private
-    ;
 
-    _proto._getConfig = function _getConfig(config) {
-      config = _extends({}, Default, typeof config === 'object' && config ? config : {});
 
-      if (typeof config.target !== 'string' && Util__default['default'].isElement(config.target)) {
-        var id = $__default['default'](config.target).attr('id');
+    _getConfig(config) {
+      config = { ...Default,
+        ...Manipulator__default['default'].getDataAttributes(this._element),
+        ...(typeof config === 'object' && config ? config : {})
+      };
+
+      if (typeof config.target !== 'string' && isElement(config.target)) {
+        let {
+          id
+        } = config.target;
 
         if (!id) {
-          id = Util__default['default'].getUID(NAME);
-          $__default['default'](config.target).attr('id', id);
+          id = getUID(NAME);
+          config.target.id = id;
         }
 
-        config.target = "#" + id;
+        config.target = `#${id}`;
       }
 
-      Util__default['default'].typeCheckConfig(NAME, config, DefaultType);
+      typeCheckConfig(NAME, config, DefaultType);
       return config;
-    };
+    }
 
-    _proto._getScrollTop = function _getScrollTop() {
+    _getScrollTop() {
       return this._scrollElement === window ? this._scrollElement.pageYOffset : this._scrollElement.scrollTop;
-    };
+    }
 
-    _proto._getScrollHeight = function _getScrollHeight() {
+    _getScrollHeight() {
       return this._scrollElement.scrollHeight || Math.max(document.body.scrollHeight, document.documentElement.scrollHeight);
-    };
+    }
 
-    _proto._getOffsetHeight = function _getOffsetHeight() {
+    _getOffsetHeight() {
       return this._scrollElement === window ? window.innerHeight : this._scrollElement.getBoundingClientRect().height;
-    };
+    }
 
-    _proto._process = function _process() {
-      var scrollTop = this._getScrollTop() + this._config.offset;
+    _process() {
+      const scrollTop = this._getScrollTop() + this._config.offset;
 
-      var scrollHeight = this._getScrollHeight();
+      const scrollHeight = this._getScrollHeight();
 
-      var maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
+      const maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();
 
       if (this._scrollHeight !== scrollHeight) {
         this.refresh();
       }
 
       if (scrollTop >= maxScroll) {
-        var target = this._targets[this._targets.length - 1];
+        const target = this._targets[this._targets.length - 1];
 
         if (this._activeTarget !== target) {
           this._activate(target);
@@ -227,88 +323,68 @@
         return;
       }
 
-      for (var i = this._offsets.length; i--;) {
-        var isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
+      for (let i = this._offsets.length; i--;) {
+        const isActiveTarget = this._activeTarget !== this._targets[i] && scrollTop >= this._offsets[i] && (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);
 
         if (isActiveTarget) {
           this._activate(this._targets[i]);
         }
       }
-    };
+    }
 
-    _proto._activate = function _activate(target) {
+    _activate(target) {
       this._activeTarget = target;
 
       this._clear();
 
-      var queries = this._selector.split(',').map(function (selector) {
-        return selector + "[data-target=\"" + target + "\"]," + selector + "[href=\"" + target + "\"]";
-      });
+      const queries = this._selector.split(',').map(selector => `${selector}[data-bs-target="${target}"],${selector}[href="${target}"]`);
 
-      var $link = $__default['default']([].slice.call(document.querySelectorAll(queries.join(','))));
+      const link = SelectorEngine__default['default'].findOne(queries.join(','));
 
-      if ($link.hasClass(CLASS_NAME_DROPDOWN_ITEM)) {
-        $link.closest(SELECTOR_DROPDOWN).find(SELECTOR_DROPDOWN_TOGGLE).addClass(CLASS_NAME_ACTIVE);
-        $link.addClass(CLASS_NAME_ACTIVE);
+      if (link.classList.contains(CLASS_NAME_DROPDOWN_ITEM)) {
+        SelectorEngine__default['default'].findOne(SELECTOR_DROPDOWN_TOGGLE, link.closest(SELECTOR_DROPDOWN)).classList.add(CLASS_NAME_ACTIVE);
+        link.classList.add(CLASS_NAME_ACTIVE);
       } else {
         // Set triggered link as active
-        $link.addClass(CLASS_NAME_ACTIVE); // Set triggered links parents as active
-        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
-
-        $link.parents(SELECTOR_NAV_LIST_GROUP).prev(SELECTOR_NAV_LINKS + ", " + SELECTOR_LIST_ITEMS).addClass(CLASS_NAME_ACTIVE); // Handle special case when .nav-link is inside .nav-item
-
-        $link.parents(SELECTOR_NAV_LIST_GROUP).prev(SELECTOR_NAV_ITEMS).children(SELECTOR_NAV_LINKS).addClass(CLASS_NAME_ACTIVE);
+        link.classList.add(CLASS_NAME_ACTIVE);
+        SelectorEngine__default['default'].parents(link, SELECTOR_NAV_LIST_GROUP).forEach(listGroup => {
+          // Set triggered links parents as active
+          // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor
+          SelectorEngine__default['default'].prev(listGroup, `${SELECTOR_NAV_LINKS}, ${SELECTOR_LIST_ITEMS}`).forEach(item => item.classList.add(CLASS_NAME_ACTIVE)); // Handle special case when .nav-link is inside .nav-item
+
+          SelectorEngine__default['default'].prev(listGroup, SELECTOR_NAV_ITEMS).forEach(navItem => {
+            SelectorEngine__default['default'].children(navItem, SELECTOR_NAV_LINKS).forEach(item => item.classList.add(CLASS_NAME_ACTIVE));
+          });
+        });
       }
 
-      $__default['default'](this._scrollElement).trigger(EVENT_ACTIVATE, {
+      EventHandler__default['default'].trigger(this._scrollElement, EVENT_ACTIVATE, {
         relatedTarget: target
       });
-    };
+    }
 
-    _proto._clear = function _clear() {
-      [].slice.call(document.querySelectorAll(this._selector)).filter(function (node) {
-        return node.classList.contains(CLASS_NAME_ACTIVE);
-      }).forEach(function (node) {
-        return node.classList.remove(CLASS_NAME_ACTIVE);
-      });
+    _clear() {
+      SelectorEngine__default['default'].find(this._selector).filter(node => node.classList.contains(CLASS_NAME_ACTIVE)).forEach(node => node.classList.remove(CLASS_NAME_ACTIVE));
     } // Static
-    ;
 
-    ScrollSpy._jQueryInterface = function _jQueryInterface(config) {
-      return this.each(function () {
-        var data = $__default['default'](this).data(DATA_KEY);
 
-        var _config = typeof config === 'object' && config;
+    static jQueryInterface(config) {
+      return this.each(function () {
+        const data = ScrollSpy.getOrCreateInstance(this, config);
 
-        if (!data) {
-          data = new ScrollSpy(this, _config);
-          $__default['default'](this).data(DATA_KEY, data);
+        if (typeof config !== 'string') {
+          return;
         }
 
-        if (typeof config === 'string') {
-          if (typeof data[config] === 'undefined') {
-            throw new TypeError("No method named \"" + config + "\"");
-          }
-
-          data[config]();
+        if (typeof data[config] === 'undefined') {
+          throw new TypeError(`No method named "${config}"`);
         }
-      });
-    };
 
-    _createClass(ScrollSpy, null, [{
-      key: "VERSION",
-      get: function get() {
-        return VERSION;
-      }
-    }, {
-      key: "Default",
-      get: function get() {
-        return Default;
-      }
-    }]);
+        data[config]();
+      });
+    }
 
-    return ScrollSpy;
-  }();
+  }
   /**
    * ------------------------------------------------------------------------
    * Data Api implementation
@@ -316,29 +392,17 @@
    */
 
 
-  $__default['default'](window).on(EVENT_LOAD_DATA_API, function () {
-    var scrollSpys = [].slice.call(document.querySelectorAll(SELECTOR_DATA_SPY));
-    var scrollSpysLength = scrollSpys.length;
-
-    for (var i = scrollSpysLength; i--;) {
-      var $spy = $__default['default'](scrollSpys[i]);
-
-      ScrollSpy._jQueryInterface.call($spy, $spy.data());
-    }
+  EventHandler__default['default'].on(window, EVENT_LOAD_DATA_API, () => {
+    SelectorEngine__default['default'].find(SELECTOR_DATA_SPY).forEach(spy => new ScrollSpy(spy));
   });
   /**
    * ------------------------------------------------------------------------
    * jQuery
    * ------------------------------------------------------------------------
+   * add .ScrollSpy to jQuery only if jQuery is present
    */
 
-  $__default['default'].fn[NAME] = ScrollSpy._jQueryInterface;
-  $__default['default'].fn[NAME].Constructor = ScrollSpy;
-
-  $__default['default'].fn[NAME].noConflict = function () {
-    $__default['default'].fn[NAME] = JQUERY_NO_CONFLICT;
-    return ScrollSpy._jQueryInterface;
-  };
+  defineJQueryPlugin(ScrollSpy);
 
   return ScrollSpy;