25 lines
4.3 KiB
JavaScript
25 lines
4.3 KiB
JavaScript
(function($){$.formatCurrency={};$.formatCurrency.regions=[];$.formatCurrency.regions[""]={symbol:"$",positiveFormat:"%s%n",negativeFormat:"(%s%n)",decimalSymbol:".",digitGroupSymbol:",",groupDigits:true};
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$.fn.formatCurrency=function(destination,settings){if(arguments.length==1&&typeof destination!=="string"){settings=destination;destination=false
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}var defaults={name:"formatCurrency",colorize:false,region:"",global:true,roundToDecimalPlace:2,eventOnDecimalsEntered:false};defaults=$.extend(defaults,$.formatCurrency.regions[""]);
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settings=$.extend(defaults,settings);if(settings.region.length>0){settings=$.extend(settings,getRegionOrCulture(settings.region))}settings.regex=generateRegex(settings);
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return this.each(function(){$this=$(this);var num="0";num=$this[$this.is("input, select, textarea")?"val":"html"]();if(num.search("\\(")>=0){num="-"+num
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}if(num===""||(num==="-"&&settings.roundToDecimalPlace===-1)){return}if(isNaN(num)){num=num.replace(settings.regex,"");if(num===""||(num==="-"&&settings.roundToDecimalPlace===-1)){return
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}if(settings.decimalSymbol!="."){num=num.replace(settings.decimalSymbol,".")}if(isNaN(num)){num="0"}}var numParts=String(num).split(".");var isPositive=(num==Math.abs(num));
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var hasDecimals=(numParts.length>1);var decimals=(hasDecimals?numParts[1].toString():"0");var originalDecimals=decimals;num=Math.abs(numParts[0]);
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num=isNaN(num)?0:num;if(settings.roundToDecimalPlace>=0){decimals=parseFloat("1."+decimals);decimals=decimals.toFixed(settings.roundToDecimalPlace);
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if(decimals.substring(0,1)=="2"){num=Number(num)+1}decimals=decimals.substring(2)}num=String(num);if(settings.groupDigits){for(var i=0;i<Math.floor((num.length-(1+i))/3);
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i++){num=num.substring(0,num.length-(4*i+3))+settings.digitGroupSymbol+num.substring(num.length-(4*i+3))}}if((hasDecimals&&settings.roundToDecimalPlace==-1)||settings.roundToDecimalPlace>0){num+=settings.decimalSymbol+decimals
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}var format=isPositive?settings.positiveFormat:settings.negativeFormat;var money=format.replace(/%s/g,settings.symbol);money=money.replace(/%n/g,num);
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var $destination=$([]);if(!destination){$destination=$this}else{$destination=$(destination)}$destination[$destination.is("input, select, textarea")?"val":"html"](money);
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if(hasDecimals&&settings.eventOnDecimalsEntered&&originalDecimals.length>settings.roundToDecimalPlace){$destination.trigger("decimalsEntered",originalDecimals)
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}if(settings.colorize){$destination.css("color",isPositive?"black":"red")}})};$.fn.toNumber=function(settings){var defaults=$.extend({name:"toNumber",region:"",global:true},$.formatCurrency.regions[""]);
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settings=jQuery.extend(defaults,settings);if(settings.region.length>0){settings=$.extend(settings,getRegionOrCulture(settings.region))}settings.regex=generateRegex(settings);
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return this.each(function(){var method=$(this).is("input, select, textarea")?"val":"html";$(this)[method]($(this)[method]().replace("(","(-").replace(settings.regex,""))
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})};$.fn.asNumber=function(settings){var defaults=$.extend({name:"asNumber",region:"",parse:true,parseType:"Float",global:true},$.formatCurrency.regions[""]);
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settings=jQuery.extend(defaults,settings);if(settings.region.length>0){settings=$.extend(settings,getRegionOrCulture(settings.region))}settings.regex=generateRegex(settings);
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settings.parseType=validateParseType(settings.parseType);var method=$(this).is("input, select, textarea")?"val":"html";var num=$(this)[method]();
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num=num?num:"";num=num.replace("(","(-");num=num.replace(settings.regex,"");if(!settings.parse){return num}if(num.length==0){num="0"}if(settings.decimalSymbol!="."){num=num.replace(settings.decimalSymbol,".")
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}return window["parse"+settings.parseType](num)};function getRegionOrCulture(region){var regionInfo=$.formatCurrency.regions[region];if(regionInfo){return regionInfo
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}else{if(/(\w+)-(\w+)/g.test(region)){var culture=region.replace(/(\w+)-(\w+)/g,"$1");return $.formatCurrency.regions[culture]}}return null}function validateParseType(parseType){switch(parseType.toLowerCase()){case"int":return"Int";
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case"float":return"Float";default:throw"invalid parseType"}}function generateRegex(settings){if(settings.symbol===""){return new RegExp("[^\\d"+settings.decimalSymbol+"-]","g")
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}else{var symbol=settings.symbol.replace("$","\\$").replace(".","\\.");return new RegExp(symbol+"|[^\\d"+settings.decimalSymbol+"-]","g")}}})(jQuery); |