bootstrap-maxlength.min.js

/* ========================================================== 
 * 
 * bootstrap-maxlength.js v 1.5.5 
 * Copyright 2014 Maurizio Napoleoni @mimonap
 * Licensed under MIT License
 * URL: https://github.com/mimo84/bootstrap-maxlength/blob/master/LICENSE
 *
 * ========================================================== */

!function(a){"use strict";a.event.special.destroyed||(a.event.special.destroyed={remove:function(a){a.handler&&a.handler()}}),a.fn.extend({maxlength:function(b,c){function d(a){var c=a.val();c=c.replace(new RegExp("\r?\n","g"),"\n");var d=0;return d=b.utf8?f(a.val()):a.val().length}function e(a,b){var c=a.val();a.val(c.substr(0,b))}function f(a){for(var b=0,c=0;c<a.length;c++){var d=a.charCodeAt(c);128>d?b++:b+=d>127&&2048>d?2:3}return b}function g(a,c,e){var f=!0;return!b.alwaysShow&&e-d(a)>c&&(f=!1),f}function h(a,b){var c=b-d(a);return c}function i(a){a.css({display:"block"})}function j(a){a.css({display:"none"})}function k(a,c){var d="";return b.message?d=b.message.replace("%charsTyped%",c).replace("%charsRemaining%",a-c).replace("%charsTotal%",a):(b.preText&&(d+=b.preText),d+=b.showCharsTyped?c:a-c,b.showMaxLength&&(d+=b.separator+a),b.postText&&(d+=b.postText)),d}function l(a,c,d,e){e.html(k(d,d-a)),a>0?g(c,b.threshold,d)?i(e.removeClass(b.limitReachedClass).addClass(b.warningClass)):j(e):i(e.removeClass(b.warningClass).addClass(b.limitReachedClass))}function m(b){var c=b[0];return a.extend({},"function"==typeof c.getBoundingClientRect?c.getBoundingClientRect():{width:c.offsetWidth,height:c.offsetHeight},b.offset())}function n(a,c){var d=m(a),e=a.outerWidth(),f=c.outerWidth(),g=c.width(),h=c.height();switch(b.appendToParent&&(d.top-=a.parent().offset().top,d.left-=a.parent().offset().left),b.placement){case"bottom":c.css({top:d.top+d.height,left:d.left+d.width/2-g/2});break;case"top":c.css({top:d.top-h,left:d.left+d.width/2-g/2});break;case"left":c.css({top:d.top+d.height/2-h/2,left:d.left-g});break;case"right":c.css({top:d.top+d.height/2-h/2,left:d.left+d.width});break;case"bottom-right":c.css({top:d.top+d.height,left:d.left+d.width});break;case"top-right":c.css({top:d.top-h,left:d.left+e});break;case"top-left":c.css({top:d.top-h,left:d.left-f});break;case"bottom-left":c.css({top:d.top+a.outerHeight(),left:d.left-f});break;case"centered-right":c.css({top:d.top+h/2,left:d.left+e-f-3});break;case"bottom-right-inside":c.css({top:d.top+d.height,left:d.left+d.width-f});break;case"top-right-inside":c.css({top:d.top-h,left:d.left+e-f});break;case"top-left-inside":c.css({top:d.top-h,left:d.left});break;case"bottom-left-inside":c.css({top:d.top+a.outerHeight(),left:d.left})}}function o(a){return a.attr("maxlength")||a.attr("size")}var p=a("body"),q={showOnReady:!1,alwaysShow:!1,threshold:10,warningClass:"label label-success",limitReachedClass:"label label-important label-danger",separator:" / ",preText:"",postText:"",showMaxLength:!0,placement:"bottom",showCharsTyped:!0,validate:!1,utf8:!1,appendToParent:!1};return a.isFunction(b)&&!c&&(c=b,b={}),b=a.extend(q,b),this.each(function(){function c(){var c=k(d,"0");d=o(g),f||(f=a('<span class="bootstrap-maxlength"></span>').css({display:"none",position:"absolute",whiteSpace:"nowrap",zIndex:1099}).html(c)),g.is("textarea")&&(g.data("maxlenghtsizex",g.outerWidth()),g.data("maxlenghtsizey",g.outerHeight()),g.mouseup(function(){(g.outerWidth()!==g.data("maxlenghtsizex")||g.outerHeight()!==g.data("maxlenghtsizey"))&&n(g,f),g.data("maxlenghtsizex",g.outerWidth()),g.data("maxlenghtsizey",g.outerHeight())})),b.appendToParent?(g.parent().append(f),g.parent().css("position","relative")):p.append(f);var e=h(g,o(g));l(e,g,d,f),n(g,f)}var d,f,g=a(this);a(window).resize(function(){f&&n(g,f)}),b.showOnReady?g.ready(function(){c()}):g.focus(function(){c()}),g.on("destroyed",function(){f&&f.remove()}),g.on("blur",function(){f&&!b.showOnReady&&f.remove()}),g.on("input keyup",function(){var a=o(g),c=h(g,a),i=!0;return b.validate&&0>c?(e(g,a),i=!1):l(c,g,d,f),("bottom-right-inside"===b.placement||"top-right-inside"===b.placement)&&n(g,f),i})})}})}(jQuery);