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Internet Explorer 11 causes Access Denied error in OpenLayers.Format.XML #1177

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Internet Explorer 11 causes Access Denied error in OpenLayers.Format.XML #1177

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Potential fix for IE xml parsing errors
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@ahocevar
ahocevar committed Mar 6, 2014
commit ad1c9fc67bd245ef32be1ebf3e99ca0c83f260da
14 changes: 10 additions & 4 deletions lib/OpenLayers/Format/XML.js
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Original file line number Diff line number Diff line change
Expand Up @@ -81,8 +81,11 @@ OpenLayers.Format.XML = OpenLayers.Class(OpenLayers.Format, {
* the object.
*/
initialize: function(options) {
if(window.ActiveXObject) {
this.xmldom = new ActiveXObject("Microsoft.XMLDOM");
if (!(document.implementation &&
document.implementation.createDocument) &&
typeof ActiveXObject != 'undefined') {
this.xmldom = new ActiveXObject("MSXML2.DOMDocument");
this.xmldom.setProperty('ProhibitDTD', true);
}
OpenLayers.Format.prototype.initialize.apply(this, [options]);
// clone the namespace object and set all namespace aliases
Expand Down Expand Up @@ -138,8 +141,11 @@ OpenLayers.Format.XML = OpenLayers.Class(OpenLayers.Format, {
* Since we want to be able to call this method on the prototype
* itself, this.xmldom may not exist even if in IE.
*/
if(window.ActiveXObject && !this.xmldom) {
xmldom = new ActiveXObject("Microsoft.XMLDOM");
if(!(document.implementation &&
document.implementation.createDocument) &&
typeof ActiveXObject != 'undefined') {
this.xmldom = new ActiveXObject("MSXML2.DOMDocument");
this.xmldom.setProperty('ProhibitDTD', true);
} else {
xmldom = this.xmldom;

Expand Down