check only numeric names; fix bug in Previous

diff --git a/src/paging.py b/src/paging.py
index 066158c..c03900a 100644 (file)
--- a/src/paging.py
+++ b/src/paging.py
@@ -36,7 +36,7 @@ class PreviousPage:
                        self._highest = number
 
                if number < self._wrt and (self._candidate is None or number > self._candidate):
-                       self._highest = number
+                       self._candidate = number
 
                return False
 
@@ -78,7 +78,7 @@ class Paging:
 
                for file in glob(self._path):
                        name = file[file.rindex('/')+1:]
-                       if '.' in name:
+                       if name[0]<'0' or name[0]>'9':
                                continue
                        recipient.take(int(name))