localize prefwindow, remove obsolete OPML import code from prefwindow, and display message about not yet having any preferences

content/preferences.js

@@ -38,64 +38,3 @@ const Cc = Components.classes;
 const Ci = Components.interfaces;
 const Cr = Components.results;
 const Cu = Components.utils;
-
-Cu.import("resource://snowl/modules/service.js");
-Cu.import("resource://snowl/modules/datastore.js");
-Cu.import("resource://snowl/modules/feed.js");
-Cu.import("resource://snowl/modules/URI.js");
-
-let SnowlPreferences = {
-  onImportOPML: function() {
-    let fp = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
-    fp.init(window, "Import", Ci.nsIFilePicker.modeOpen);
-    fp.appendFilter("OPML Files", "*.opml");
-    fp.appendFilters(Ci.nsIFilePicker.filterXML);
-    fp.appendFilters(Ci.nsIFilePicker.filterAll);
-
-    let rv = fp.show();
-    if (rv != Ci.nsIFilePicker.returnOK)
-      return;
-
-    let request = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"].
-                  createInstance(Ci.nsIXMLHttpRequest);
-    request.open("GET", fp.fileURL.spec, false);
-    // Since the file probably ends in .opml, we have to force XHR to treat it
-    // as XML by overriding the MIME type it would otherwise select.
-    request.overrideMimeType("text/xml");
-    request.send(null);
-    let xmlDocument = request.responseXML;
-
-    let outline = xmlDocument.getElementsByTagName("body")[0];
-
-    this._importOutline(outline);
-  },
-
-  _importOutline: function(aOutline) {
-    // If this outline represents a feed, subscribe the user to the feed.
-    let uri = URI.get(aOutline.getAttribute("xmlUrl"));
-    if (uri) {
-      // FIXME: make sure the user isn't already subscribed to the feed
-      // before subscribing them.
-      let name = aOutline.getAttribute("title") || aOutline.getAttribute("text") || "untitled";
-      this._importItem(uri, name);
-    }
-
-    if (aOutline.hasChildNodes()) {
-      let children = aOutline.childNodes;
-      for (let i = 0; i < children.length; i++) {
-        let child = children[i];
-
-        // Only deal with "outline" elements; ignore text, etc. nodes.
-        if (child.nodeName != "outline")
-          continue;
-
-        this._importOutline(child);
-      }
-    }
-  },
-
-  _importItem: function(aURL, aName) {
-    let subscriber = new SnowlFeedSubscriber(aURL, aName);
-    subscriber.subscribe();
-  }
-};

content/preferences.xul

@@ -38,14 +38,15 @@
 
 <?xml-stylesheet href="chrome://global/skin/global.css" type="text/css"?>
 
+<!DOCTYPE prefwindow SYSTEM "chrome://snowl/locale/preferences.dtd">
+
 <prefwindow xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
-            title="Snowl Preferences"
-            buttons="none">
+            title="&prefwindow.title;">
 
   <script type="application/x-javascript" src="chrome://snowl/content/preferences.js"/>
 
-  <prefpane label="Snowl Preferences">
-    <button label="Import OPML" oncommand="SnowlPreferences.onImportOPML(event);"/>
+  <prefpane>
+    &noPreferences.message;
   </prefpane>
 
 </prefwindow>

locale/en-US/preferences.dtd

@@ -0,0 +1,2 @@
+<!ENTITY prefwindow.title             "Snowl Preferences">
+<!ENTITY noPreferences.message        "Snowl does not yet have preferences.">