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File Content: `jquery.textareaCounter.plugin.js`

/*
 * jQuery Textarea Counter Plugin
 * Copyright (c) 2010 Roy Jin
 * Copyright (c) 2013 LeadSift
 * Version: 3.0 (11-APR-2013)
 * http://www.opensource.org/licenses/mit-license.php
 * Requires: jQuery v1.4.2 or later
 */
(function($) {
  $.fn.textareaCount = function(options, fn) {
    var defaults = {
        maxCharacterSize: -1
      , truncate: true
      , charCounter: 'standard'
      , originalStyle: 'originalTextareaInfo'
      , warningStyle: 'warningTextareaInfo'
      , errorStyle: 'errorTextareaInfo'
      , warningNumber: 20
      , displayFormat: '#input characters | #words words'
      }
      , container = $(this)
      , charLeftInfo
      , numInput = 0
      , maxCharacters = options.maxCharacterSize
      , numLeft = 0
      , numWords = 0
      , charCounters = {}
      ;

    charCounters.standard = function(content){
      return content.length;
    };

    charCounters.twitter = function(content){
      // function that counts urls as 22 chars
      // regex to match various urls ... from http://stackoverflow.com/a/6427654
      var url_length = 22
        , replacement = Array(url_length+1).join("*")
        , regex_str = "(https?:\/\/)?" + // SCHEME
          "([a-z0-9+!*(),;?&=$_.-]+(:[a-z0-9+!*(),;?&=$_.-]+)?@)?" + // User and Pass
          "([a-z0-9-.]*)\\.(travel|museum|[a-z]{2,4})" + // Host or IP
          "(:[0-9]{2,5})?" + // Port
          "(\/([a-z0-9+$_-]\\.?)+)*\/?" + // Path
          "(\\?[a-z+&$_.-][a-z0-9;:@&%=+\/$_.-]*)?" + // GET Query
          "(#[a-z_.-][a-z0-9+$_.-]*)?" // Anchor
        , regex = new RegExp(regex_str, 'gi')
        ;
      return content.replace(regex, replacement).length;
    };

    function getNewlineCount(content){
      var newlineCount = 0
        , i;
      for(i=0; i<content.length; i++){
        if(content.charAt(i) === '\n'){
          newlineCount++;
        }
      }
      return newlineCount;
    }

    function formatDisplayInfo(){
      var format = options.displayFormat;
      format = format.replace('#input', numInput);
      format = format.replace('#words', numWords);
      //When maxCharacters <= 0, #max, #left cannot be substituted.
      if(maxCharacters > 0){
        format = format.replace('#max', maxCharacters);
        format = format.replace('#left', numLeft);
      }
      return format;
    }

    function getInfo(){
      var info = {
        input: numInput,
        max: maxCharacters,
        left: numLeft,
        words: numWords
      };
      return info;
    }

    function getNextCharLeftInformation(container){
      return container.next('.charleft');
    }

    function isWin(){
      var strOS = navigator.appVersion;
      if (strOS.toLowerCase().indexOf('win') !== -1){
        return true;
      }
      return false;
    }

    function getCleanedWordString(content){
      var fullStr = content + " "
        , initial_whitespace_rExp = /^[^A-Za-z0-9]+/gi
        , left_trimmedStr = fullStr.replace(initial_whitespace_rExp, "")
        , non_alphanumerics_rExp = /[^A-Za-z0-9]+/gi
        , cleanedStr = left_trimmedStr.replace(non_alphanumerics_rExp, " ")
        , splitString = cleanedStr.split(" ")
        ;
      return splitString;
    }

    function countWord(cleanedWordString){
      var word_count = cleanedWordString.length-1;
      return word_count;
    }

    function countByCharacters(){
      var content = container.val()
        , lengthFunc = typeof(options.charCounter) === 'function'? options.charCounter : charCounters[options.charCounter]
        , contentLength = lengthFunc(content)
        , newlineCount
        , systemmaxCharacterSize
        , originalScrollTopPosition
        ;

      // Start Cut
      if(options.maxCharacterSize > 0){
        // If copied content is already more than maxCharacterSize,
        // chop it to maxCharacterSize only if truncate is true
        if(options.truncate && contentLength >= options.maxCharacterSize) {
          content = content.substring(0, options.maxCharacterSize);
        }

        newlineCount = getNewlineCount(content);

        systemmaxCharacterSize = options.maxCharacterSize;
        if (isWin()){
          // newlineCount new line character. For windows, it occupies 2 characters
          systemmaxCharacterSize = options.maxCharacterSize - newlineCount;
        }
        if(options.truncate && contentLength > systemmaxCharacterSize){
          //avoid scroll bar moving
          originalScrollTopPosition = this.scrollTop;
          container.val(content.substring(0, systemmaxCharacterSize));
          this.scrollTop = originalScrollTopPosition;
        }
        charLeftInfo.removeClass(options.warningStyle + ' ' + options.errorStyle);
        if(systemmaxCharacterSize - contentLength <= options.warningNumber){
          charLeftInfo.addClass(options.warningStyle);
        }
        if(systemmaxCharacterSize - contentLength < 0){
          charLeftInfo.addClass(options.errorStyle);
        }

        numInput = contentLength;
        if(isWin()){
          numInput = contentLength + newlineCount;
        }

        numWords = countWord(getCleanedWordString(container.val()));

        numLeft = maxCharacters - numInput;
      } else {
        //normal count, no cut
        newlineCount = getNewlineCount(content);
        numInput = contentLength;
        if(isWin()){
          numInput = contentLength + newlineCount;
        }
        numWords = countWord(getCleanedWordString(container.val()));
      }

      return formatDisplayInfo();
    }

    function limitTextAreaByCharacterCount(){
      charLeftInfo.html(countByCharacters());
      //function call back
      if(typeof fn !== 'undefined'){
        fn.call(this, getInfo());
      }
      return true;
    }

    options = $.extend(defaults, options);
    $("<div class='charleft'>&nbsp;</div>").insertAfter(container);
    charLeftInfo = getNextCharLeftInformation(container);
    charLeftInfo.addClass(options.originalStyle);

    limitTextAreaByCharacterCount();

    container.bind('keyup', function(){
      limitTextAreaByCharacterCount();}
    ).bind('mouseover paste', function(){
      setTimeout(function(){
        limitTextAreaByCharacterCount();
      }, 10);
   });
  };
})(jQuery);
Name	Size	Permission
components	---	0755
vendor	---	0755
forms.js	1933 bytes	0644
forms.min.js	1036 bytes	0644
gf_field_filter.min.js	5894 bytes	0644
gravityforms.js	108667 bytes	0644
gravityforms.min.js	45268 bytes	0644
index.php	27 bytes	0644
jquery.maskedinput.js	10652 bytes	0644
jquery.maskedinput.min.js	4159 bytes	0644
jquery.textareaCounter.plugin.js	6235 bytes	0644
placeholders.jquery.min.js	4639 bytes	0644
plugin_settings.js	1877 bytes	0644
plugin_settings.min.js	1173 bytes	0644
preview.js	2269 bytes	0644
File Content: jquery.textareaCounter.plugin.js

File Content: `jquery.textareaCounter.plugin.js`
