diff options
author | Victor Shyba <victor.shyba@gmail.com> | 2015-08-17 18:53:38 -0300 |
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committer | Victor Shyba <victor.shyba@gmail.com> | 2015-08-26 17:20:22 -0300 |
commit | 7f262d68c0afe43a3bd3864a19aac46051de7571 (patch) | |
tree | 36b454c8a4d12d64d1d8c43c765dbc92819eceda /common | |
parent | 673835b1dc53dc0e1d0363afdc57c7c6917f8628 (diff) |
[refactor] prune conflicts is Document's responsibility
Diffstat (limited to 'common')
-rw-r--r-- | common/src/leap/soledad/common/couch.py | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/common/src/leap/soledad/common/couch.py b/common/src/leap/soledad/common/couch.py index 126c6b51..6183be6e 100644 --- a/common/src/leap/soledad/common/couch.py +++ b/common/src/leap/soledad/common/couch.py @@ -149,6 +149,33 @@ class CouchDocument(SoledadDocument): self._conflicts) self.has_conflicts = len(self._conflicts) > 0 + def _prune_conflicts(self, doc_vcr, autoresolved_increment): + """ + Prune conflicts that are older then the current document's revision, or + whose content match to the current document's content. + + :param doc: The document to have conflicts pruned. + :type doc: CouchDocument + :param doc_vcr: A vector clock representing the current document's + revision. + :type doc_vcr: u1db.vectorclock.VectorClock + """ + if self.has_conflicts: + autoresolved = False + c_revs_to_prune = [] + for c_doc in self._conflicts: + c_vcr = vectorclock.VectorClockRev(c_doc.rev) + if doc_vcr.is_newer(c_vcr): + c_revs_to_prune.append(c_doc.rev) + elif self.same_content_as(c_doc): + c_revs_to_prune.append(c_doc.rev) + doc_vcr.maximize(c_vcr) + autoresolved = True + if autoresolved: + doc_vcr.increment(autoresolved_increment) + self.rev = doc_vcr.as_str() + self.delete_conflicts(c_revs_to_prune) + # monkey-patch the u1db http app to use CouchDocument http_app.Document = CouchDocument @@ -1162,33 +1189,6 @@ class CouchDatabase(CommonBackend): except ResourceNotFound as e: raise_missing_design_doc_error(e, ddoc_path) - def _prune_conflicts(self, doc, doc_vcr): - """ - Prune conflicts that are older then the current document's revision, or - whose content match to the current document's content. - - :param doc: The document to have conflicts pruned. - :type doc: CouchDocument - :param doc_vcr: A vector clock representing the current document's - revision. - :type doc_vcr: u1db.vectorclock.VectorClock - """ - if doc.has_conflicts is True: - autoresolved = False - c_revs_to_prune = [] - for c_doc in doc.get_conflicts(): - c_vcr = vectorclock.VectorClockRev(c_doc.rev) - if doc_vcr.is_newer(c_vcr): - c_revs_to_prune.append(c_doc.rev) - elif doc.same_content_as(c_doc): - c_revs_to_prune.append(c_doc.rev) - doc_vcr.maximize(c_vcr) - autoresolved = True - if autoresolved: - doc_vcr.increment(self._replica_uid) - doc.rev = doc_vcr.as_str() - doc.delete_conflicts(c_revs_to_prune) - def _force_doc_sync_conflict(self, doc): """ Add a conflict and force a document put. @@ -1197,7 +1197,7 @@ class CouchDatabase(CommonBackend): :type doc: CouchDocument """ my_doc = self._get_doc(doc.doc_id, check_for_conflicts=True) - self._prune_conflicts(doc, vectorclock.VectorClockRev(doc.rev)) + doc._prune_conflicts(vectorclock.VectorClockRev(doc.rev), self._replica_uid) doc.add_conflict(my_doc) self._put_doc(my_doc, doc) @@ -1348,7 +1348,7 @@ class CouchDatabase(CommonBackend): cur_vcr = vectorclock.VectorClockRev(cur_doc.rev) if doc_vcr.is_newer(cur_vcr): rev = doc.rev - self._prune_conflicts(doc, doc_vcr) + doc._prune_conflicts(doc_vcr, self._replica_uid) if doc.rev != rev: # conflicts have been autoresolved state = 'superseded' |