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43 lines
1.6 KiB
JavaScript
43 lines
1.6 KiB
JavaScript
9 years ago
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/**
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* This plug-in will add automatic negative currency detection for currency columns to
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* DataTables. Note that only $, c, £ and € symbols are detected with this code,
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* This plugin has also been updated to automatically detect negative values either those
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* using '-' as well as numbers using '()' to specify negatives.
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* This plugin also includes automatic type detection
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*
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* @name brackets-negative
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* @summary Detect data of currency type with a leading currency symbol as well at detect two types of negative number formatting
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* @author [Tom Buckle](http://sprymedia.co.uk)
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*/
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(function(){
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// Change this list to the valid characters you want to be detected
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var validChars = "$£€c" + "0123456789" + ".-,()'";
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// Init the regex just once for speed - it is "closure locked"
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var
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str = jQuery.fn.dataTableExt.oApi._fnEscapeRegex( validChars ),re = new RegExp('[^'+str+']');
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$.fn.dataTableExt.aTypes.unshift(
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function ( data )
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{
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if ( typeof data !== 'string' || re.test(data) ) {
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return null;
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}
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return 'currency';
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}
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);
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$.fn.dataTable.ext.type.order['currency-pre'] = function ( data ) {
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//Check if its in the proper format
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if(data.match(/[\()]/g)){
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if( data.match(/[\-]/g) !== true){
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//It matched - strip out parentheses & any characters we dont want and append - at front
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data = '-' + data.replace(/[\$£€c\(\),]/g,'');
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}else{
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//Already has a '-' so just strip out non-numeric charactors exluding '-'
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data = data.replace(/[^\d\-\.]/g,'');
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}
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}else{
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data = data.replace(/[\$£€\,]/g,'');
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}
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return parseInt( data, 10 );
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};
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}());
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