added JavaScript string escape function.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@3626 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/Functions.java

@@ -547,4 +547,25 @@ public class Functions {
     public static <T> Collection<T> emptyList() {
         return Collections.emptyList();
     }
+
+    public static String jsStringEscape(String s) {
+        StringBuilder buf = new StringBuilder();
+        for( int i=0; i<s.length(); i++ ) {
+            char ch = s.charAt(i);
+            switch(ch) {
+            case '\'':
+                buf.append("\\'");
+                break;
+            case '\\':
+                buf.append("\\\\");
+                break;
+            case '"':
+                buf.append("\\\"");
+                break;
+            default:
+                buf.append(ch);
+            }
+        }
+        return buf.toString();
+    }
 }

core/src/main/resources/hudson/matrix/MatrixProject/configure-entries.jelly

@@ -41,7 +41,7 @@
               var labels = new YAHOO.widget.TextNode("Labels", tree.getRoot(), false);
 
               <j:forEach var="l" items="${app.labels}">
-                new YAHOO.widget.TextNode('&lt;input type="checkbox" name="label.${l.name}" id="label.${l.name}" <j:if test="${labels.contains(l)}">checked</j:if>&gt;<label for="label.${l.name}">${l.name} (${l.description})</label>', ${h.ifThenElse(l.isSelfLabel(),'machines','labels')}, false);
+                new YAHOO.widget.TextNode('&lt;input type="checkbox" name="label.${l.name}" id="label.${l.name}" <j:if test="${labels.contains(l)}">checked</j:if>&gt;<label for="label.${l.name}">${h.jsStringEscape(l.name)} (${h.jsStringEscape(l.description)})</label>', ${h.ifThenElse(l.isSelfLabel(),'machines','labels')}, false);
               </j:forEach>
 
               tree.draw();