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/**
 * --------------------------------------------------------------------------
 * Bootstrap (v5.0.2): util/sanitizer.js
 * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
 * --------------------------------------------------------------------------
 */
const uriAttrs = new Set(['background', 'cite', 'href', 'itemtype', 'longdesc', 'poster', 'src', 'xlink:href']);
/**
 * A pattern that recognizes a commonly useful subset of URLs that are safe.
 *
 * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
 */

const SAFE_URL_PATTERN = /^(?:(?:https?|mailto|ftp|tel|file):|[^#&/:?]*(?:[#/?]|$))/i;
/**
 * A pattern that matches safe data URLs. Only matches image, video and audio types.
 *
 * Shoutout to Angular 7 https://github.com/angular/angular/blob/7.2.4/packages/core/src/sanitization/url_sanitizer.ts
 */

const DATA_URL_PATTERN = /^data:(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm)|audio\/(?:mp3|oga|ogg|opus));base64,[\d+/a-z]+=*$/i;

const allowedAttribute = (attr, allowedAttributeList) => {
  const attrName = attr.nodeName.toLowerCase();

if (allowedAttributeList.includes(attrName)) {
    if (uriAttrs.has(attrName)) {
      return Boolean(SAFE_URL_PATTERN.test(attr.nodeValue) || DATA_URL_PATTERN.test(attr.nodeValue));
    }

return true;
  }

const regExp = allowedAttributeList.filter(attrRegex => attrRegex instanceof RegExp); // Check if a regular expression validates the attribute.

for (let i = 0, len = regExp.length; i < len; i++) {
    if (regExp[i].test(attrName)) {
      return true;
    }
  }

return false;
};
function sanitizeHtml(unsafeHtml, allowList, sanitizeFn) {
  if (!unsafeHtml.length) {
    return unsafeHtml;
  }

if (sanitizeFn && typeof sanitizeFn === 'function') {
    return sanitizeFn(unsafeHtml);
  }

const domParser = new window.DOMParser();
  const createdDocument = domParser.parseFromString(unsafeHtml, 'text/html');
  const allowlistKeys = Object.keys(allowList);
  const elements = [].concat(...createdDocument.body.querySelectorAll('*'));

for (let i = 0, len = elements.length; i < len; i++) {
    const el = elements[i];
    const elName = el.nodeName.toLowerCase();

if (!allowlistKeys.includes(elName)) {
      el.remove();
      continue;
    }

const attributeList = [].concat(...el.attributes);
    const allowedAttributes = [].concat(allowList['*'] || [], allowList[elName] || []);
    attributeList.forEach(attr => {
      if (!allowedAttribute(attr, allowedAttributes)) {
        el.removeAttribute(attr.nodeName);
      }
    });
  }

return createdDocument.body.innerHTML;
}

/**
 * @copyright  (C) 2018 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */
const ARIA_ATTRIBUTE_PATTERN = /^aria-[\w-]*$/i;
const DATA_ATTRIBUTE_PATTERN = /^data-[\w-]*$/i;
const DefaultAllowlist = {
  // Global attributes allowed on any supplied element below.
  '*': ['class', 'dir', 'id', 'lang', 'role', ARIA_ATTRIBUTE_PATTERN, DATA_ATTRIBUTE_PATTERN],
  a: ['target', 'href', 'title', 'rel'],
  area: [],
  b: [],
  br: [],
  col: [],
  code: [],
  div: [],
  em: [],
  hr: [],
  h1: [],
  h2: [],
  h3: [],
  h4: [],
  h5: [],
  h6: [],
  i: [],
  img: ['src', 'srcset', 'alt', 'title', 'width', 'height'],
  li: [],
  ol: [],
  p: [],
  pre: [],
  s: [],
  small: [],
  span: [],
  sub: [],
  sup: [],
  strong: [],
  u: [],
  ul: [],
  button: ['type'],
  input: ['accept', 'alt', 'autocomplete', 'autofocus', 'capture', 'checked', 'dirname', 'disabled', 'height', 'list', 'max', 'maxlength', 'min', 'minlength', 'multiple', 'type', 'name', 'pattern', 'placeholder', 'readonly', 'required', 'size', 'src', 'step', 'value', 'width', 'inputmode'],
  select: ['name'],
  textarea: ['name'],
  option: ['value', 'selected']
}; // Only define the Joomla namespace if not defined.

window.Joomla = window.Joomla || {}; // Only define editors if not defined

window.Joomla.editors = window.Joomla.editors || {}; // An object to hold each editor instance on page, only define if not defined.

(Joomla => {
  /**
   * Method to Extend Objects
   *
   * @param  {Object}  destination
   * @param  {Object}  source
   *
   * @return Object
   */

Joomla.extend = (destination, source) => {
    let newDestination = destination;
    /**
     * Technically null is an object, but trying to treat the destination as one in this
     * context will error out.
     * So emulate jQuery.extend(), and treat a destination null as an empty object.
     */

if (destination === null) {
      newDestination = {};
    }

[].slice.call(Object.keys(source)).forEach(key => {
      newDestination[key] = source[key];
    });
    return destination;
  };
  /**
   * Joomla options storage
   *
   * @type {{}}
   *
   * @since 3.7.0
   */

Joomla.optionsStorage = Joomla.optionsStorage || null;
  /**
   * Get script(s) options
   *
   * @param  {String}  key  Name in Storage
   * @param  {mixed}   def  Default value if nothing found
   *
   * @return {mixed}
   *
   * @since 3.7.0
   */

Joomla.getOptions = (key, def) => {
    // Load options if they not exists
    if (!Joomla.optionsStorage) {
      Joomla.loadOptions();
    }

return Joomla.optionsStorage[key] !== undefined ? Joomla.optionsStorage[key] : def;
  };
  /**
   * Load new options from given options object or from Element
   *
   * @param  {Object|undefined}  options  The options object to load.
   * Eg {"com_foobar" : {"option1": 1, "option2": 2}}
   *
   * @since 3.7.0
   */

Joomla.loadOptions = options => {
    // Load form the script container
    if (!options) {
      const elements = [].slice.call(document.querySelectorAll('.joomla-script-options.new'));
      let counter = 0;
      elements.forEach(element => {
        const str = element.text || element.textContent;
        const option = JSON.parse(str);

if (option) {
          Joomla.loadOptions(option);
          counter += 1;
        }

element.className = element.className.replace(' new', ' loaded');
      });

if (counter) {
        return;
      }
    } // Initial loading

if (!Joomla.optionsStorage) {
      Joomla.optionsStorage = options || {};
    } else if (options) {
      // Merge with existing
      [].slice.call(Object.keys(options)).forEach(key => {
        /**
         * If both existing and new options are objects, merge them with Joomla.extend().
         * But test for new option being null, as null is an object, but we want to allow
         * clearing of options with ...
         *
         * Joomla.loadOptions({'joomla.jtext': null});
         */
        if (options[key] !== null && typeof Joomla.optionsStorage[key] === 'object' && typeof options[key] === 'object') {
          Joomla.optionsStorage[key] = Joomla.extend(Joomla.optionsStorage[key], options[key]);
        } else {
          Joomla.optionsStorage[key] = options[key];
        }
      });
    }
  };
  /**
   * Custom behavior for JavaScript I18N in Joomla! 1.6
   *
   * @type {{}}
   *
   * Allows you to call Joomla.Text._() to get a translated JavaScript string
   * pushed in with Text::script() in Joomla.
   */

Joomla.Text = {
    strings: {},

/**
     * Translates a string into the current language.
     *
     * @param {String} key   The string to translate
     * @param {String} def   Default string
     *
     * @returns {String}
     */
    _: (key, def) => {
      let newKey = key;
      let newDef = def; // Check for new strings in the optionsStorage, and load them

const newStrings = Joomla.getOptions('joomla.jtext');

if (newStrings) {
        Joomla.Text.load(newStrings); // Clean up the optionsStorage from useless data

Joomla.loadOptions({
          'joomla.jtext': null
        });
      }

newDef = newDef === undefined ? newKey : newDef;
      newKey = newKey.toUpperCase();
      return Joomla.Text.strings[newKey] !== undefined ? Joomla.Text.strings[newKey] : newDef;
    },

/**
     * Load new strings in to Joomla.Text
     *
     * @param {Object} object  Object with new strings
     * @returns {Joomla.Text}
     */
    load: object => {
      [].slice.call(Object.keys(object)).forEach(key => {
        Joomla.Text.strings[key.toUpperCase()] = object[key];
      });
      return Joomla.Text;
    }
  };
  /**
   * For B/C we still support Joomla.JText
   *
   * @type {{}}
   *
   * @deprecated 5.0
   */

Joomla.JText = Joomla.Text;
  /**
   * Generic submit form
   *
   * @param  {String}  task      The given task
   * @param  {node}    form      The form element
   * @param  {bool}    validate  The form element
   *
   * @returns  {void}
   */

Joomla.submitform = (task, form, validate) => {
    let newForm = form;
    const newTask = task;

if (!newForm) {
      newForm = document.getElementById('adminForm');
    }

if (newTask) {
      newForm.task.value = newTask;
    } // Toggle HTML5 validation

newForm.noValidate = !validate;

if (!validate) {
      newForm.setAttribute('novalidate', '');
    } else if (newForm.hasAttribute('novalidate')) {
      newForm.removeAttribute('novalidate');
    } // Submit the form.
    // Create the input type="submit"

const button = document.createElement('input');
    button.classList.add('hidden');
    button.type = 'submit'; // Append it and click it

newForm.appendChild(button).click(); // If "submit" was prevented, make sure we don't get a build up of buttons

newForm.removeChild(button);
  };
  /**
   * Default function. Can be overridden by the component to add custom logic
   *
   * @param  {String}  task            The given task
   * @param  {String}  formSelector    The form selector eg '#adminForm'
   * @param  {bool}    validate        The form element
   *
   * @returns {void}
   */

Joomla.submitbutton = (task, formSelector, validate) => {
    let form = document.querySelector(formSelector || 'form.form-validate');
    let newValidate = validate;

if (typeof formSelector === 'string' && form === null) {
      form = document.querySelector(`#${formSelector}`);
    }

if (form) {
      if (newValidate === undefined || newValidate === null) {
        const pressbutton = task.split('.');
        let cancelTask = form.getAttribute('data-cancel-task');

if (!cancelTask) {
          cancelTask = `${pressbutton[0]}.cancel`;
        }

newValidate = task !== cancelTask;
      }

if (!newValidate || document.formvalidator.isValid(form)) {
        Joomla.submitform(task, form);
      }
    } else {
      Joomla.submitform(task);
    }
  };
  /**
   * USED IN: all list forms.
   *
   * Toggles the check state of a group of boxes
   *
   * Checkboxes must have an id attribute in the form cb0, cb1...
   *
   * @param {mixed}  checkbox The number of box to 'check', for a checkbox element
   * @param {string} stub     An alternative field name
   *
   * @return {boolean}
   */

Joomla.checkAll = (checkbox, stub) => {
    if (!checkbox.form) {
      return false;
    }

const currentStab = stub || 'cb';
    const elements = [].slice.call(checkbox.form.elements);
    let state = 0;
    elements.forEach(element => {
      if (element.type === checkbox.type && element.id.indexOf(currentStab) === 0) {
        element.checked = checkbox.checked;
        state += element.checked ? 1 : 0;
      }
    });

if (checkbox.form.boxchecked) {
      checkbox.form.boxchecked.value = state;
      checkbox.form.boxchecked.dispatchEvent(new CustomEvent('change', {
        bubbles: true,
        cancelable: true
      }));
    }

return true;
  };
  /**
   * USED IN: administrator/components/com_cache/views/cache/tmpl/default.php
   * administrator/components/com_installer/views/discover/tmpl/default_item.php
   * administrator/components/com_installer/views/update/tmpl/default_item.php
   * administrator/components/com_languages/helpers/html/languages.php
   * libraries/joomla/html/html/grid.php
   *
   * @param  {boolean}  isitchecked  Flag for checked
   * @param  {node}     form         The form
   *
   * @return  {void}
   */

Joomla.isChecked = (isitchecked, form) => {
    let newForm = form;

if (typeof newForm === 'undefined') {
      newForm = document.getElementById('adminForm');
    } else if (typeof form === 'string') {
      newForm = document.getElementById(form);
    }

newForm.boxchecked.value = isitchecked ? parseInt(newForm.boxchecked.value, 10) + 1 : parseInt(newForm.boxchecked.value, 10) - 1;
    newForm.boxchecked.dispatchEvent(new CustomEvent('change', {
      bubbles: true,
      cancelable: true
    })); // If we don't have a checkall-toggle, done.

if (!newForm.elements['checkall-toggle']) {
      return;
    } // Toggle main toggle checkbox depending on checkbox selection

let c = true;
    let i;
    let e;
    let n; // eslint-disable-next-line no-plusplus

for (i = 0, n = newForm.elements.length; i < n; i++) {
      e = newForm.elements[i];

if (e.type === 'checkbox' && e.name !== 'checkall-toggle' && !e.checked) {
        c = false;
        break;
      }
    }

newForm.elements['checkall-toggle'].checked = c;
  };
  /**
   * USED IN: libraries/joomla/html/html/grid.php
   * In other words, on any reorderable table
   *
   * @param  {string}  order  The order value
   * @param  {string}  dir    The direction
   * @param  {string}  task   The task
   * @param  {node}    form   The form
   *
   * return  {void}
   */

Joomla.tableOrdering = (order, dir, task, form) => {
    let newForm = form;

if (typeof newForm === 'undefined') {
      newForm = document.getElementById('adminForm');
    } else if (typeof form === 'string') {
      newForm = document.getElementById(form);
    }

newForm.filter_order.value = order;
    newForm.filter_order_Dir.value = dir;
    Joomla.submitform(task, newForm);
  };
  /**
   * USED IN: all over :)
   *
   * @param  {string}  id    The id
   * @param  {string}  task  The task
   * @param  {string}  form  The optional form
   *
   * @return {boolean}
   */

Joomla.listItemTask = (id, task, form = null) => {
    let newForm = form;

if (form !== null) {
      newForm = document.getElementById(form);
    } else {
      newForm = document.adminForm;
    }

const cb = newForm[id];
    let i = 0;
    let cbx;

if (!cb) {
      return false;
    } // eslint-disable-next-line no-constant-condition

while (true) {
      cbx = newForm[`cb${i}`];

if (!cbx) {
        break;
      }

cbx.checked = false;
      i += 1;
    }

cb.checked = true;
    newForm.boxchecked.value = 1;
    Joomla.submitform(task, newForm);
    return false;
  };
  /**
   * Method to replace all request tokens on the page with a new one.
   *
   * @param {String}  newToken  The token
   *
   * Used in Joomla Installation
   */

Joomla.replaceTokens = newToken => {
    if (!/^[0-9A-F]{32}$/i.test(newToken)) {
      return;
    }

Joomla.request = options => {
    let xhr; // Prepare the options

const newOptions = Joomla.extend({
      url: '',
      method: 'GET',
      data: null,
      perform: true
    }, options); // Set up XMLHttpRequest instance

try {
      xhr = new XMLHttpRequest();
      xhr.open(newOptions.method, newOptions.url, true); // Set the headers

xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
      xhr.setRequestHeader('X-Ajax-Engine', 'Joomla!');

if (newOptions.method !== 'GET') {
        const token = Joomla.getOptions('csrf.token', '');

if (token) {
          xhr.setRequestHeader('X-CSRF-Token', token);
        }

if (typeof newOptions.data === 'string' && (!newOptions.headers || !newOptions.headers['Content-Type'])) {
          xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
        }
      } // Custom headers

if (newOptions.headers) {
        [].slice.call(Object.keys(newOptions.headers)).forEach(key => {
          // Allow request without Content-Type
          // eslint-disable-next-line no-empty
          if (key === 'Content-Type' && newOptions.headers['Content-Type'] === 'false') {} else {
            xhr.setRequestHeader(key, newOptions.headers[key]);
          }
        });
      }

xhr.onreadystatechange = () => {
        // Request not finished
        if (xhr.readyState !== 4) {
          return;
        } // Request finished and response is ready

if (xhr.status === 200) {
          if (newOptions.onSuccess) {
            newOptions.onSuccess.call(window, xhr.responseText, xhr);
          }
        } else if (newOptions.onError) {
          newOptions.onError.call(window, xhr);
        }

if (newOptions.onComplete) {
          newOptions.onComplete.call(window, xhr);
        }
      }; // Do request

if (newOptions.perform) {
        if (newOptions.onBefore && newOptions.onBefore.call(window, xhr) === false) {
          // Request interrupted
          return xhr;
        }

xhr.send(newOptions.data);
      }
    } catch (error) {
      // eslint-disable-next-line no-unused-expressions,no-console
      window.console ? console.log(error) : null;
      return false;
    }

return xhr;
  };
  /**
   *
   * @param {string} unsafeHtml The html for sanitization
   * @param {object} allowList The list of HTMLElements with an array of allowed attributes
   * @param {function} sanitizeFn A custom sanitization function
   *
   * @return string
   */

Joomla.sanitizeHtml = (unsafeHtml, allowList, sanitizeFn) => {
    const allowed = allowList === undefined || allowList === null ? DefaultAllowlist : { ...DefaultAllowlist,
      ...allowList
    };
    return sanitizeHtml(unsafeHtml, allowed, sanitizeFn);
  };
  /**
   * Treat AJAX errors.
   * Used by some javascripts such as sendtestmail.js and permissions.js
   *
   * @param   {object}  xhr         XHR object.
   * @param   {string}  textStatus  Type of error that occurred.
   * @param   {string}  error       Textual portion of the HTTP status.
   *
   * @return  {object}  JavaScript object containing the system error message.
   *
   * @since  3.6.0
   */

Joomla.ajaxErrorsMessages = (xhr, textStatus) => {
    const msg = {};

if (textStatus === 'parsererror') {
      // For jQuery jqXHR
      const buf = []; // Html entity encode.

let encodedJson = xhr.responseText.trim(); // eslint-disable-next-line no-plusplus

for (let i = encodedJson.length - 1; i >= 0; i--) {
        buf.unshift(['&#', encodedJson[i].charCodeAt(), ';'].join(''));
      }

encodedJson = buf.join('');
      msg.error = [Joomla.Text._('JLIB_JS_AJAX_ERROR_PARSE').replace('%s', encodedJson)];
    } else if (textStatus === 'nocontent') {
      msg.error = [Joomla.Text._('JLIB_JS_AJAX_ERROR_NO_CONTENT')];
    } else if (textStatus === 'timeout') {
      msg.error = [Joomla.Text._('JLIB_JS_AJAX_ERROR_TIMEOUT')];
    } else if (textStatus === 'abort') {
      msg.error = [Joomla.Text._('JLIB_JS_AJAX_ERROR_CONNECTION_ABORT')];
    } else if (xhr.responseJSON && xhr.responseJSON.message) {
      // For vanilla XHR
      msg.error = [`${Joomla.Text._('JLIB_JS_AJAX_ERROR_OTHER').replace('%s', xhr.status)} <em>${xhr.responseJSON.message}</em>`];
    } else if (xhr.statusText) {
      msg.error = [`${Joomla.Text._('JLIB_JS_AJAX_ERROR_OTHER').replace('%s', xhr.status)} <em>${xhr.statusText}</em>`];
    } else {
      msg.error = [Joomla.Text._('JLIB_JS_AJAX_ERROR_OTHER').replace('%s', xhr.status)];
    }

return msg;
  };
})(Joomla);