Bug 253476 PAC: fixup uris entered in prefs

r=neil sr=jag patch by Chris Thomas <cst@andrew.cmu.edu>

xpfe/components/prefwindow/resources/content/pref-proxies.js

@@ -95,3 +95,14 @@ function DoProxyCopy()
   }
 }
 
+function FixProxyURL()
+{
+  const nsIURIFixup = Components.interfaces.nsIURIFixup;
+  var proxyURL = document.getElementById("networkProxyAutoconfigURL");
+  try {
+    var URIFixup = Components.classes["@mozilla.org/docshell/urifixup;1"]
+                             .getService(nsIURIFixup);
+    proxyURL.value = URIFixup.createFixupURI(proxyURL.value,
+                                             nsIURIFixup.FIXUP_FLAG_NONE).spec;
+  } catch (e) {}
+}

xpfe/components/prefwindow/resources/content/pref-proxies.xul

@@ -162,8 +162,8 @@
       </grid>
       <radio value="2" label="&autoTypeRadio.label;" accesskey="&autoTypeRadio.accesskey;" oncommand="DoEnabling();"/>
       <hbox class="indent" flex="1" align="center">
-        <textbox id="networkProxyAutoconfigURL" flex="1" 
-                 preftype="string" prefstring="network.proxy.autoconfig_url" class="uri-element"/>
+        <textbox id="networkProxyAutoconfigURL" flex="1" preftype="string" class="uri-element"
+                 prefstring="network.proxy.autoconfig_url" onchange="FixProxyURL();"/>
         <button id="autoReload" label="&reload.label;" accesskey="&reload.accesskey;"
                 oncommand="ReloadPAC();"
                 prefstring="pref.advanced.proxies.disable_button.reload"/>