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Viewing changes to bzrlib/revision.py

  • Committer: Aaron Bentley
  • Date: 2005-09-12 13:48:32 UTC
  • mfrom: (1185.3.4)
  • mto: (1185.1.16)
  • mto: This revision was merged to the branch mainline in revision 1390.
  • Revision ID: abentley@panoramicfeedback.com-20050912134832-c23db11dc63170b6
Merged from mpool

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bzrlib/revision.py
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    def __repr__(self):
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        return "<Revision id %s>" % self.revision_id
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    def to_element(self):
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        from bzrlib.xml import Element, SubElement
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        root = Element('revision',
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                       committer = self.committer,
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                       timestamp = '%.9f' % self.timestamp,
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                       revision_id = self.revision_id,
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                       inventory_id = self.inventory_id,
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                       inventory_sha1 = self.inventory_sha1,
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                       )
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        if self.timezone:
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            root.set('timezone', str(self.timezone))
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        root.text = '\n'
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        msg = SubElement(root, 'message')
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        msg.text = self.message
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        msg.tail = '\n'
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        if self.parents:
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            pelts = SubElement(root, 'parents')
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            pelts.tail = pelts.text = '\n'
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            for rr in self.parents:
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                assert isinstance(rr, RevisionReference)
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                p = SubElement(pelts, 'revision_ref')
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                p.tail = '\n'
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                assert rr.revision_id
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                p.set('revision_id', rr.revision_id)
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                if rr.revision_sha1:
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                    p.set('revision_sha1', rr.revision_sha1)
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        return root
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    def from_element(cls, elt):
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        return unpack_revision(elt)
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    from_element = classmethod(from_element)
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def unpack_revision(elt):
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    """Convert XML element into Revision object."""
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    # <changeset> is deprecated...
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    if elt.tag not in ('revision', 'changeset'):
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        raise bzrlib.errors.BzrError("unexpected tag in revision file: %r" % elt)
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    rev = Revision(committer = elt.get('committer'),
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                   timestamp = float(elt.get('timestamp')),
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                   revision_id = elt.get('revision_id'),
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                   inventory_id = elt.get('inventory_id'),
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                   inventory_sha1 = elt.get('inventory_sha1')
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                   )
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    precursor = elt.get('precursor')
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    precursor_sha1 = elt.get('precursor_sha1')
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    pelts = elt.find('parents')
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    if pelts:
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        for p in pelts:
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            assert p.tag == 'revision_ref', \
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                   "bad parent node tag %r" % p.tag
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            rev_ref = RevisionReference(p.get('revision_id'),
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                                        p.get('revision_sha1'))
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            rev.parents.append(rev_ref)
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        if precursor:
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            # must be consistent
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            prec_parent = rev.parents[0].revision_id
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            assert prec_parent == precursor
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    elif precursor:
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        # revisions written prior to 0.0.5 have a single precursor
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        # give as an attribute
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        rev_ref = RevisionReference(precursor, precursor_sha1)
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        rev.parents.append(rev_ref)
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    v = elt.get('timezone')
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    rev.timezone = v and int(v)
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    rev.message = elt.findtext('message') # text of <message>
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    return rev
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    def __eq__(self, other):
 
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        if not isinstance(other, Revision):
 
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            return False
 
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        return (self.inventory_id == other.inventory_id
 
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                and self.inventory_sha1 == other.inventory_sha1
 
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                and self.revision_id == other.revision_id
 
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                and self.timestamp == other.timestamp
 
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                and self.message == other.message
 
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                and self.timezone == other.timezone
 
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                and self.committer == other.committer)
 
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    def __ne__(self, other):
 
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        return not self.__eq__(other)
 
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REVISION_ID_RE = None
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