X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/1d07e208b0897af64f71755c974762bc7cd19ca0..ddd5ce2848efb9d43ed14322b1a9fa1494711865:/lib/wlrepo/__init__.py

diff --git a/lib/wlrepo/__init__.py b/lib/wlrepo/__init__.py
index 430e59f9..0f373d40 100644
--- a/lib/wlrepo/__init__.py
+++ b/lib/wlrepo/__init__.py
@@ -18,7 +18,7 @@ class Library(object):
         """Retrieve a document in the specified revision."""
         pass
 
-    def document(self, docid, user=None):
+    def document(self, docid, user=None, rev='latest'):
         """Retrieve a document from a library."""
         pass
 
@@ -105,9 +105,16 @@ class LibraryException(Exception):
         Exception.__init__(self, msg)
         self.cause = cause
 
+class UpdateException(LibraryException):
+    pass
+
 class RevisionNotFound(LibraryException):
     def __init__(self, rev):
         LibraryException.__init__(self, "Revision %r not found." % rev)
+
+class RevisionMismatch(LibraryException):
+    def __init__(self, fdi, rev):
+        LibraryException.__init__(self, "No revision %r for document %r." % (rev, fdi))
     
 class EntryNotFound(LibraryException):
     def __init__(self, rev, entry, guesses=[]):