Attempt to get tracker icon from html source

Use blank icon for trackers that do not have a favicon available (to 
make things aligned)
Force 16x16 for tracker icons

deluge/ui/gtkui/filtertreeview.py

@@ -237,12 +237,17 @@ class FilterTreeView(component.Component):
         return None
 
     def set_row_image(self, cat, value, filename):
+        pix = None
         try: #assume we could get trashed images here..
-            pix = gtk.gdk.pixbuf_new_from_file(filename)
-            row = self.filters[(cat, value)]
-            self.treestore.set_value(row, 4, pix)
+            pix = gtk.gdk.pixbuf_new_from_file_at_size(filename, 16, 16)
         except Exception, e:
             log.debug(e.message)
+
+        if not pix:
+            pix = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB, True, 8, 16, 16)
+            pix.fill(0x00000000)
+        row = self.filters[(cat, value)]
+        self.treestore.set_value(row, 4, pix)
         return False
 
 

deluge/ui/tracker_icons.py

@@ -45,10 +45,10 @@ RENAMES = {
     "aelitis.com":"www.vuze.com"
     }
 
-VALID_ICO_TYPES = ["octet-stream","x-icon"]
-VALID_PNG_TYPES = ["octet-stream","png"]
+VALID_ICO_TYPES = ["octet-stream", "x-icon", "image/vnd.microsoft.icon"]
+VALID_PNG_TYPES = ["octet-stream", "png"]
 
-def fetch_url(url, valid_subtypes = None):
+def fetch_url(url, valid_subtypes=None):
     """
     returns: data or None
     """
@@ -98,6 +98,25 @@ class TrackerIcons(object):
         if png:
             return ("png", png)
 
+        # FIXME: This should be cleaned up and not copy the top code
+        html = urlopen("http://%s/" % (host_name,))
+        if html:
+            icon_path = ""
+            line = html.readline()
+            while line:
+                if '<link rel="icon"' in line or '<link rel="shortcut icon"' in line:
+                    log.debug("line: %s", line)
+                    icon_path = line[line.find("href"):].split("\"")[1]
+                    break
+                line = html.readline()
+            if icon_path:
+                ico = fetch_url(("http://%s/" + icon_path) % host_name, VALID_ICO_TYPES)
+                if ico:
+                    return ("ico", ico)
+                png = fetch_url(("http://%s/" + icon_path) % host_name, VALID_PNG_TYPES)
+                if png:
+                    return ("png", png)
+
         """
         TODO: need a test-site first...
         html = fetch_url("http://%s/" % (host_name,))
@@ -166,4 +185,3 @@ if __name__ == "__main__":
 
     test_get()
     #test_async()
-