Feature #2497 add google service and save mp3 feature
Juan Carlos Raña
15 years ago
parent
a0de43d00a
commit
0908cd33fe
@ -0,0 +1,163 @@ |
||||
/* |
||||
* jQuery Textarea Characters Counter Plugin v 2.0 |
||||
* Examples and documentation at: http://roy-jin.appspot.com/jsp/textareaCounter.jsp
|
||||
* Copyright (c) 2010 Roy Jin |
||||
* Version: 2.0 (11-JUN-2010) |
||||
* Dual licensed under the MIT and GPL licenses: |
||||
* http://www.opensource.org/licenses/mit-license.php
|
||||
* http://www.gnu.org/licenses/gpl.html
|
||||
* Requires: jQuery v1.4.2 or later |
||||
*/ |
||||
(function($){
|
||||
$.fn.textareaCount = function(options, fn) {
|
||||
var defaults = {
|
||||
maxCharacterSize: -1,
|
||||
originalStyle: 'originalTextareaInfo', |
||||
warningStyle: 'warningTextareaInfo',
|
||||
warningNumber: 20, |
||||
displayFormat: '#input characters | #words words' |
||||
};
|
||||
var options = $.extend(defaults, options); |
||||
|
||||
var container = $(this); |
||||
|
||||
$("<div class='charleft'> </div>").insertAfter(container); |
||||
|
||||
//create charleft css
|
||||
var charLeftCss = { |
||||
'width' : container.width() |
||||
}; |
||||
|
||||
var charLeftInfo = getNextCharLeftInformation(container); |
||||
charLeftInfo.addClass(options.originalStyle); |
||||
charLeftInfo.css(charLeftCss); |
||||
|
||||
var numInput = 0; |
||||
var maxCharacters = options.maxCharacterSize; |
||||
var numLeft = 0; |
||||
var numWords = 0; |
||||
|
||||
container.bind('keyup', function(event){limitTextAreaByCharacterCount();}) |
||||
.bind('mouseover', function(event){setTimeout(function(){limitTextAreaByCharacterCount();}, 10);}) |
||||
.bind('paste', function(event){setTimeout(function(){limitTextAreaByCharacterCount();}, 10);}); |
||||
|
||||
|
||||
function limitTextAreaByCharacterCount(){ |
||||
charLeftInfo.html(countByCharacters()); |
||||
//function call back
|
||||
if(typeof fn != 'undefined'){ |
||||
fn.call(this, getInfo()); |
||||
} |
||||
return true; |
||||
} |
||||
|
||||
function countByCharacters(){ |
||||
var content = container.val(); |
||||
var contentLength = content.length; |
||||
|
||||
//Start Cut
|
||||
if(options.maxCharacterSize > 0){ |
||||
//If copied content is already more than maxCharacterSize, chop it to maxCharacterSize.
|
||||
if(contentLength >= options.maxCharacterSize) { |
||||
content = content.substring(0, options.maxCharacterSize);
|
||||
} |
||||
|
||||
var newlineCount = getNewlineCount(content); |
||||
|
||||
// newlineCount new line character. For windows, it occupies 2 characters
|
||||
var systemmaxCharacterSize = options.maxCharacterSize - newlineCount; |
||||
if (!isWin()){ |
||||
systemmaxCharacterSize = options.maxCharacterSize |
||||
} |
||||
if(contentLength > systemmaxCharacterSize){ |
||||
//avoid scroll bar moving
|
||||
var originalScrollTopPosition = this.scrollTop; |
||||
container.val(content.substring(0, systemmaxCharacterSize)); |
||||
this.scrollTop = originalScrollTopPosition; |
||||
} |
||||
charLeftInfo.removeClass(options.warningStyle); |
||||
if(systemmaxCharacterSize - contentLength <= options.warningNumber){ |
||||
charLeftInfo.addClass(options.warningStyle); |
||||
} |
||||
|
||||
numInput = container.val().length + newlineCount; |
||||
if(!isWin()){ |
||||
numInput = container.val().length; |
||||
} |
||||
|
||||
numWords = countWord(getCleanedWordString(container.val())); |
||||
|
||||
numLeft = maxCharacters - numInput; |
||||
} else { |
||||
//normal count, no cut
|
||||
var newlineCount = getNewlineCount(content); |
||||
numInput = container.val().length + newlineCount; |
||||
if(!isWin()){ |
||||
numInput = container.val().length; |
||||
} |
||||
numWords = countWord(getCleanedWordString(container.val())); |
||||
} |
||||
|
||||
return formatDisplayInfo(); |
||||
} |
||||
|
||||
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 getNewlineCount(content){ |
||||
var newlineCount = 0; |
||||
for(var i=0; i<content.length;i++){ |
||||
if(content.charAt(i) == '\n'){ |
||||
newlineCount++; |
||||
} |
||||
} |
||||
return newlineCount; |
||||
} |
||||
|
||||
function getCleanedWordString(content){ |
||||
var fullStr = content + " "; |
||||
var initial_whitespace_rExp = /^[^A-Za-z0-9]+/gi; |
||||
var left_trimmedStr = fullStr.replace(initial_whitespace_rExp, ""); |
||||
var non_alphanumerics_rExp = rExp = /[^A-Za-z0-9]+/gi; |
||||
var cleanedStr = left_trimmedStr.replace(non_alphanumerics_rExp, " "); |
||||
var splitString = cleanedStr.split(" "); |
||||
return splitString; |
||||
} |
||||
|
||||
function countWord(cleanedWordString){ |
||||
var word_count = cleanedWordString.length-1; |
||||
return word_count; |
||||
} |
||||
};
|
||||
})(jQuery);
|
||||
Loading…
Reference in new issue