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Make id's uniquer to prevent duplicate id attributes #96

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Make id's uniquer to prevent duplicate id attributes #96

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19 changes: 10 additions & 9 deletions js/jquery.multi-select.js
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
this.scrollTo = 0;
this.sanitizeRegexp = new RegExp("\\W+", 'gi');
this.elemsSelector = 'li:visible:not(.ms-optgroup-label,.ms-optgroup-container,.'+options.disabledClass+')';
this.unique = Math.ceil(Math.random()*1000);
};

MultiSelect.prototype = {
Expand All @@ -40,7 +41,7 @@

if (ms.next('.ms-container').length === 0){
ms.css({ position: 'absolute', left: '-9999px' });
ms.attr('id', ms.attr('id') ? ms.attr('id') : Math.ceil(Math.random()*1000)+'multiselect');
ms.attr('id', ms.attr('id') || this.unique+'multiselect');
this.$container.attr('id', 'ms-'+ms.attr('id'));

ms.find('option').each(function(){
Expand Down Expand Up @@ -118,12 +119,12 @@
selectableLi
.data('ms-value', value)
.addClass('ms-elem-selectable')
.attr('id', elementId+'-selectable');
.attr('id', this.unique+elementId+'-selectable');

selectedLi
.data('ms-value', value)
.addClass('ms-elem-selection')
.attr('id', elementId+'-selection')
.attr('id', this.unique+elementId+'-selection')
.hide();

if ($option.prop('disabled') || ms.prop('disabled')){
Expand All @@ -136,17 +137,17 @@
if ($optgroup.length > 0){
var optgroupLabel = $optgroup.attr('label'),
optgroupId = that.sanitize(optgroupLabel, that.sanitizeRegexp),
$selectableOptgroup = that.$selectableUl.find('#optgroup-selectable-'+optgroupId),
$selectionOptgroup = that.$selectionUl.find('#optgroup-selection-'+optgroupId);
$selectableOptgroup = that.$selectableUl.find('#'+that.unique+'optgroup-selectable-'+optgroupId),
$selectionOptgroup = that.$selectionUl.find('#'+that.unique+'optgroup-selection-'+optgroupId);

if ($selectableOptgroup.length === 0){
var optgroupContainerTpl = '<li class="ms-optgroup-container"></li>',
optgroupTpl = '<ul class="ms-optgroup"><li class="ms-optgroup-label"><span>'+optgroupLabel+'</span></li></ul>';

$selectableOptgroup = $(optgroupContainerTpl);
$selectionOptgroup = $(optgroupContainerTpl);
$selectableOptgroup.attr('id', 'optgroup-selectable-'+optgroupId);
$selectionOptgroup.attr('id', 'optgroup-selection-'+optgroupId);
$selectableOptgroup.attr('id', that.unique+'optgroup-selectable-'+optgroupId);
$selectionOptgroup.attr('id', that.unique+'optgroup-selection-'+optgroupId);
$selectableOptgroup.append($(optgroupTpl));
$selectionOptgroup.append($(optgroupTpl));
if (that.options.selectableOptgroup){
Expand Down Expand Up @@ -314,7 +315,7 @@

var that = this,
ms = this.$element,
msIds = $.map(value, function(val){ return(that.sanitize(val, that.sanitizeRegexp)); }),
msIds = $.map(value, function(val){ return(that.unique+that.sanitize(val, that.sanitizeRegexp)); }),
selectables = this.$selectableUl.find('#' + msIds.join('-selectable, #')+'-selectable').filter(':not(.'+that.options.disabledClass+')'),
selections = this.$selectionUl.find('#' + msIds.join('-selection, #') + '-selection').filter(':not(.'+that.options.disabledClass+')'),
options = ms.find('option:not(:disabled)').filter(function(){ return($.inArray(this.value, value) > -1); });
Expand Down Expand Up @@ -362,7 +363,7 @@

var that = this,
ms = this.$element,
msIds = $.map(value, function(val){ return(that.sanitize(val, that.sanitizeRegexp)); }),
msIds = $.map(value, function(val){ return(that.unique+that.sanitize(val, that.sanitizeRegexp)); }),
selectables = this.$selectableUl.find('#' + msIds.join('-selectable, #')+'-selectable'),
selections = this.$selectionUl.find('#' + msIds.join('-selection, #')+'-selection').filter('.ms-selected'),
options = ms.find('option').filter(function(){ return($.inArray(this.value, value) > -1); });
Expand Down