boolean values of xml nodes need special treatment in IE. r=crschmidt (closes #1883)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@8779 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Format/XML.js

@@ -493,8 +493,12 @@ OpenLayers.Format.XML = OpenLayers.Class(OpenLayers.Format, {
         if(options.attributes) {
             this.setAttributes(node, options.attributes);
         }
-        if(options.value != null) {
+        var value = options.value;
-            node.appendChild(this.createTextNode(options.value));
+        if(value != null) {
+            if(typeof value == "boolean") {
+                value = encodeURIComponent(value);
+            }
+            node.appendChild(this.createTextNode(value));
         }
         return node;
     },

tests/Format/XML.html

@@ -595,6 +595,10 @@
                 description: "value of 0 gets appended as a text node",
                 node: format.createElementNSPlus("foo:bar", {value: 0}),
                 expect: "<foo:bar xmlns:foo='http://example.com/foo'>0</foo:bar>"
+            }, {
+                description: "value of true gets appended as a text node",
+                node: format.createElementNSPlus("foo:bar", {value: true}),
+                expect: "<foo:bar xmlns:foo='http://example.com/foo'>true</foo:bar>"
             }, {
                 description: "value of false gets appended as a text node",
                 node: format.createElementNSPlus("foo:bar", {value: false}),