# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1411861932 -7200
# Node ID 13a18bb26c90a92af1f8e8933d7fd9fe70941a08
# Parent  dc2dbe0697209edc72f1e7f9973bec05646463a3
Added URL extraction, resource retrieval and parsing.

diff -r dc2dbe069720 -r 13a18bb26c90 modules/fburl.js
--- a/modules/fburl.js	Sun Sep 28 00:12:15 2014 +0200
+++ b/modules/fburl.js	Sun Sep 28 01:52:12 2014 +0200
@@ -22,6 +22,9 @@
     this._result = null;
     this._searched = false;
     this._error = null;
+    this._listener = null;
+    this._url = null;
+    this._fb = null;
 };
 
 fburl.fbUrlProvider.prototype = {
@@ -90,6 +93,7 @@
         if (this._context) {
             this._query.stopQuery(this._context);
             this._context = null;
+            this._listener = null;
         }
     },
 
@@ -100,10 +104,22 @@
 
     onSearchFoundCard: function (aCard) {
 
-        // NOTE: Will eventually use this to retrieve the free/busy document,
-        // NOTE: extract the intervals, and then notify the listener.
+        this._result = aCard;
+
+        // Obtain the URL from the card.
+
+        this._url = aCard.getProperty("FBURL", "");
+
+        // Retrieve the resource and parse it.
 
-        this._result = aCard;
+        var parser = Cc["@mozilla.org/calendar/ics-service;1"].getService(Ci.calIICSService);
+        //var parser = Cc["@mozilla.org/calendar/ics-parser;1"].createInstance(Ci.calIIcsParser);
+        var service = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
+        var stream = Cc["@mozilla.org/scriptableinputstream;1"].createInstance(Ci.nsIScriptableInputStream);
+        var channel = service.newChannelFromURI(service.newURI(this._url, null, null));
+
+        stream.init(channel.open());
+        this._fb = parser.parseICS(stream.read(-1), null).getFirstSubcomponent("VFREEBUSY");
     },
 
     QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver, Ci.nsIAbDirSearchListener])