X-Git-Url: https://git.mdrn.pl/redakcja.git/blobdiff_plain/c6fc086238de9fefb56169edc148bbcd3ff866fa..a2ddf506a8d76719f6e8a79e784b3f297128656e:/lib/wlrepo/__init__.py

diff --git a/lib/wlrepo/__init__.py b/lib/wlrepo/__init__.py
old mode 100644
new mode 100755
index 9de75a02..fc309dcd
--- a/lib/wlrepo/__init__.py
+++ b/lib/wlrepo/__init__.py
@@ -14,7 +14,7 @@ class Library(object):
         """List all documents in the library."""
         pass
 
-    def document_for_rev(self, rev):
+    def document_for_revision(self, rev):
         """Retrieve a document in the specified revision."""
         pass
 
@@ -73,6 +73,12 @@ class Document(object):
     def parentof(self, other):
         return self._revision.parentof(other._revision)
 
+    def parent(self):
+        return self._library.document_for_revision(self._revision.parent())
+
+    def has_parent_from(self, other):
+        return self._revision.has_parent_from(other._revision)
+
     def ancestorof(self, other):
         return self._revision.ancestorof(other._revision)
 
@@ -105,6 +111,9 @@ 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)
@@ -126,7 +135,7 @@ class DocumentAlreadyExists(LibraryException):
 
 def open_library(path, proto, *args, **kwargs):
     if proto == 'hg':
-        import wlrepo.mercurial_backend
-        return wlrepo.mercurial_backend.MercurialLibrary(path, *args, **kwargs)
+        import wlrepo.mercurial_backend.library
+        return wlrepo.mercurial_backend.library.MercurialLibrary(path, *args, **kwargs)
 
     raise NotImplemented()
\ No newline at end of file