websdev.gconex.com/wp-content/plugins/wpforms-lite/assets/js/text-limit.es5.js

(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
'use strict';

(function () {
  /**
   * Predefine hint text to display.
   *
   * @since 1.5.6
   * @since 1.6.4 Added a new macros - {remaining}.
   *
   * @param {string} hintText Hint text.
   * @param {number} count Current count.
   * @param {number} limit Limit to.
   *
   * @returns {string} Predefined hint text.
   */
  function renderHint(hintText, count, limit) {
    return hintText.replace('{count}', count).replace('{limit}', limit).replace('{remaining}', limit - count);
  }

  /**
   * Create HTMLElement hint element with text.
   *
   * @since 1.5.6
   *
   * @param {number} formId Form id.
   * @param {number} fieldId Form field id.
   * @param {string} text Text to hint element.
   *
   * @returns {object} HTMLElement hint element with text.
   */
  function createHint(formId, fieldId, text) {
    var hint = document.createElement('div');
    hint.classList.add('wpforms-field-limit-text');
    hint.id = 'wpforms-field-limit-text-' + formId + '-' + fieldId;
    hint.setAttribute('aria-live', 'polite');
    hint.textContent = text;
    return hint;
  }

  /**
   * Keyup/Keydown event higher order function for characters limit.
   *
   * @since 1.5.6
   *
   * @param {object} hint HTMLElement hint element.
   * @param {number} limit Max allowed number of characters.
   *
   * @returns {Function} Handler function.
   */
  function checkCharacters(hint, limit) {
    return function (e) {
      hint.textContent = renderHint(window.wpforms_settings.val_limit_characters, this.value.length, limit);
    };
  }

  /**
   * Count words in the string.
   *
   * @since 1.6.2
   *
   * @param {string} string String value.
   *
   * @returns {number} Words count.
   */
  function countWords(string) {
    if (typeof string !== 'string') {
      return 0;
    }
    if (!string.length) {
      return 0;
    }
    [/([A-Z]+),([A-Z]+)/gi, /([0-9]+),([A-Z]+)/gi, /([A-Z]+),([0-9]+)/gi].forEach(function (pattern) {
      string = string.replace(pattern, '$1, $2');
    });
    return string.split(/\s+/).length;
  }

  /**
   * Keyup/Keydown event higher order function for words limit.
   *
   * @since 1.5.6
   *
   * @param {object} hint HTMLElement hint element.
   * @param {number} limit Max allowed number of characters.
   *
   * @returns {Function} Handler function.
   */
  function checkWords(hint, limit) {
    return function (e) {
      var value = this.value.trim(),
        words = countWords(value);
      hint.textContent = renderHint(window.wpforms_settings.val_limit_words, words, limit);

      // We should prevent the keys: Enter, Space, Comma.
      if ([13, 32, 188].indexOf(e.keyCode) > -1 && words >= limit) {
        e.preventDefault();
      }
    };
  }

  /**
   * Get passed text from clipboard.
   *
   * @since 1.5.6
   *
   * @param {ClipboardEvent} e Clipboard event.
   *
   * @returns {string} Text from clipboard.
   */
  function getPastedText(e) {
    if (window.clipboardData && window.clipboardData.getData) {
      // IE

      return window.clipboardData.getData('Text');
    } else if (e.clipboardData && e.clipboardData.getData) {
      return e.clipboardData.getData('text/plain');
    }
  }

  /**
   * Paste event higher order function for characters limit.
   *
   * @since 1.6.7.1
   *
   * @param {number} limit Max allowed number of characters.
   *
   * @returns {Function} Event handler.
   */
  function pasteText(limit) {
    return function (e) {
      e.preventDefault();
      var pastedText = getPastedText(e),
        newPosition = this.selectionStart + pastedText.length,
        newText = this.value.substring(0, this.selectionStart) + pastedText + this.value.substring(this.selectionStart);
      this.value = newText.substring(0, limit);
      this.setSelectionRange(newPosition, newPosition);
    };
  }

  /**
   * Limit string length to a certain number of words, preserving line breaks.
   *
   * @since 1.6.8
   *
   * @param {string} text  Text.
   * @param {number} limit Max allowed number of words.
   *
   * @returns {string} Text with the limited number of words.
   */
  function limitWords(text, limit) {
    var separators,
      newTextArray,
      result = '';

    // Regular expression pattern: match any space character.
    var regEx = /\s+/g;

    // Store separators for further join.
    separators = text.trim().match(regEx) || [];

    // Split the new text by regular expression.
    newTextArray = text.split(regEx);

    // Limit the number of words.
    newTextArray.splice(limit, newTextArray.length);

    // Join the words together using stored separators.
    for (var i = 0; i < newTextArray.length; i++) {
      result += newTextArray[i] + (separators[i] || '');
    }
    return result.trim();
  }

  /**
   * Paste event higher order function for words limit.
   *
   * @since 1.5.6
   *
   * @param {number} limit Max allowed number of words.
   *
   * @returns {Function} Event handler.
   */
  function pasteWords(limit) {
    return function (e) {
      e.preventDefault();
      var pastedText = getPastedText(e),
        newPosition = this.selectionStart + pastedText.length,
        newText = this.value.substring(0, this.selectionStart) + pastedText + this.value.substring(this.selectionStart);
      this.value = limitWords(newText, limit);
      this.setSelectionRange(newPosition, newPosition);
    };
  }

  /**
   * Array.form polyfill.
   *
   * @since 1.5.6
   *
   * @param {object} el Iterator.
   *
   * @returns {object} Array.
   */
  function arrFrom(el) {
    return [].slice.call(el);
  }

  /**
   * DOMContentLoaded handler.
   *
   * @since 1.5.6
   */
  function ready() {
    arrFrom(document.querySelectorAll('.wpforms-limit-characters-enabled')).map(function (e) {
      var limit = parseInt(e.dataset.textLimit, 10) || 0;
      e.value = e.value.slice(0, limit);
      var hint = createHint(e.dataset.formId, e.dataset.fieldId, renderHint(window.wpforms_settings.val_limit_characters, e.value.length, limit));
      var fn = checkCharacters(hint, limit);
      e.parentNode.appendChild(hint);
      e.addEventListener('keydown', fn);
      e.addEventListener('keyup', fn);
      e.addEventListener('paste', pasteText(limit));
    });
    arrFrom(document.querySelectorAll('.wpforms-limit-words-enabled')).map(function (e) {
      var limit = parseInt(e.dataset.textLimit, 10) || 0;
      e.value = limitWords(e.value, limit);
      var hint = createHint(e.dataset.formId, e.dataset.fieldId, renderHint(window.wpforms_settings.val_limit_words, countWords(e.value.trim()), limit));
      var fn = checkWords(hint, limit);
      e.parentNode.appendChild(hint);
      e.addEventListener('keydown', fn);
      e.addEventListener('keyup', fn);
      e.addEventListener('paste', pasteWords(limit));
    });
  }
  if (document.readyState === 'loading') {
    document.addEventListener('DOMContentLoaded', ready);
  } else {
    ready();
  }
})();
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