lib/wlrepo/mercurial_backend/__init__.py

   1 # -*- encoding: utf-8 -*-
   2
   3 __author__= "Łukasz Rekucki"
   4 __date__ = "$2009-09-25 09:20:22$"
   5 __doc__ = "Module documentation."
   6
   7 import wlrepo
   8 from mercurial.node import nullid
   9
  10 class MercurialRevision(wlrepo.Revision):
  11
  12     def __init__(self, lib, changectx):
  13         super(MercurialRevision, self).__init__(lib)
  14         self._changectx = changectx
  15
  16         branchname = self._changectx.branch()
  17         if branchname.startswith("$doc:"):
  18             self._docname = branchname[5:]
  19             self._username = None
  20         elif branchname.startswith("$user:"):
  21             idx = branchname.find("$doc:")
  22             if(idx < 0):
  23                 raise ValueError("Revision %s is not a valid document revision." % changectx.hex());
  24             self._username = branchname[6:idx]
  25             self._docname = branchname[idx+5:]
  26         else:
  27             raise ValueError("Revision %s is not a valid document revision." % changectx.hex());
  28
  29     @property
  30     def document_name(self):
  31         return self._docname
  32
  33     @property
  34     def user_name(self):
  35         return self._username
  36
  37     def hgrev(self):
  38         return self._changectx.node()
  39
  40     def hgcontext(self):
  41         return self._changectx
  42
  43     def hgbranch(self):
  44         return self._changectx.branch()
  45
  46     def __unicode__(self):
  47         return u"%s" % self._changectx.hex()
  48
  49     def __repr__(self):
  50         return "%s" % self._changectx.hex()
  51
  52     def ancestorof(self, other):
  53         nodes = list(other._changectx._parents)
  54         while nodes[0].node() != nullid:
  55             v = nodes.pop(0)
  56             if v == self._changectx:
  57                 return True
  58             nodes.extend( v._parents )
  59         return False
  60
  61     def parentof(self, other):
  62         return self._changectx in other._changectx._parents
  63
  64     def has_common_ancestor(self, other):
  65         a = self._changectx.ancestor(other._changectx)
  66         return (a.branch() == self._changectx.branch())
  67
  68     def merge_with(self, other, user, message):
  69         lock = self._library.lock(True)
  70         try:
  71             self._library._checkout(self._changectx.node())
  72             status = self._library._merge(other._changectx.node())
  73             if status.isclean():
  74                 self._library._commit(user=user, message=message)
  75                 return (True, True)
  76             else:
  77                 return (False, False)
  78         finally:
  79             lock.release()
  80
  81     def __eq__(self, other):
  82         return self._changectx.node() == other._changectx.node()
  83
  84
  85 from wlrepo.mercurial_backend.library import MercurialLibrary
  86
  87