--- a/lib/shorturl.py	Wed Jan 16 14:58:03 2008 +0000
+++ b/lib/shorturl.py	Wed Jan 16 16:28:00 2008 +0000
@@ -124,4 +124,22 @@
             raise ValueError("%s is not an img" % key)
 
         return dirpath, fname
+    
+    def shorturls_for (self, paths) :
+        ret = []
 
+        for key in self.db.keys() :
+            if key.startswith('_') :
+                continue
+
+            type, dir, fname = self.db[key]
+            path = os.path.join(dir.lstrip('.').lstrip('/'), fname) 
+            if path in paths :
+                ret.append(key)
+                paths.remove(path)
+        
+        if paths :
+            raise ValueError("Paths not found: %s" % " ".join(paths))
+
+        return ret
+