support some polish and french formats

talon/quotations.py

@@ -23,14 +23,33 @@ log = logging.getLogger(__name__)
 RE_FWD = re.compile("^[-]+[ ]*Forwarded message[ ]*[-]+$", re.I | re.M)
 
 RE_ON_DATE_SMB_WROTE = re.compile(
-    r'''
-    (
-        -*  # could include dashes
-        [ ]?On[ ].*,  # date part ends with comma
-        (.*\n){0,2}  # splitter takes 4 lines at most
-        .*(wrote|sent):
-    )
-    ''', re.VERBOSE)
+    u'(-*[ ]?({0})[ ].*({1})(.*\n){{0,2}}.*({2}):)'.format(
+        # Beginning of the line
+        u'|'.join((
+            # English
+            'On',
+            # French
+            'Le',
+            # Polish
+            'W dniu'
+        )),
+        # Date and sender separator
+        u'|'.join((
+            # most languages separate date and sender address by comma
+            ',',
+            # polish date and sender address separator
+            u'użytkownik'
+        )),
+        # Ending of the line
+        u'|'.join((
+            # English
+            'wrote', 'sent',
+            # French
+            u'a écrit',
+            # Polish
+            u'napisał'
+        ))
+    ))
 
 RE_QUOTATION = re.compile(
     r'''