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 and self._docname.decode('utf-8')
  32
  33     @property
  34     def user_name(self):
  35         return self._username and self._username.decode('utf-8')
  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     @property
  47     def timestamp(self):
  48         return self._changectx.date()[0]
  49
  50     def __unicode__(self):
  51         return u"%s" % self._changectx.hex()
  52
  53     def __str__(self):
  54         return self.__unicode__().encode('utf-8')
  55
  56     def __repr__(self):
  57         return "%s" % self._changectx.hex()
  58
  59     def ancestorof(self, other):
  60         nodes = list(other._changectx._parents)
  61         while nodes[0].node() != nullid:
  62             v = nodes.pop(0)
  63             if v == self._changectx:
  64                 return True
  65             nodes.extend( v._parents )
  66         return False
  67
  68     def parentof(self, other):
  69         return self._changectx in other._changectx._parents
  70
  71     def has_common_ancestor(self, other):
  72         a = self._changectx.ancestor(other._changectx)
  73         return (a.branch() == self._changectx.branch())
  74
  75     def has_children(self):
  76         return bool(self._library._hgrepo.changelog.children(self.hgrev()))
  77
  78     def merge_with(self, other, user, message):
  79         lock = self._library.lock(True)
  80         try:
  81             self._library._checkout(self._changectx.node())
  82             status = self._library._merge(other._changectx.node())
  83             if status.isclean():
  84                 self._library._commit(user=user, message=message)
  85                 return (True, True)
  86             else:
  87                 return (False, False)
  88         finally:
  89             lock.release()
  90
  91     def __eq__(self, other):
  92         return self._changectx.node() == other._changectx.node()
  93
  94
  95 from wlrepo.mercurial_backend.library import MercurialLibrary
  96
  97