Mercurial > hgsubversion

annotate svnrepo.py @ 330:5f8f2fd4fd54

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hg_delta_editor: simplify repository instantiation.
author Dan Villiom Podlaski Christiansen <danchr@gmail.com>
date Sat, 09 May 2009 14:46:12 +0200
parents 48ec2d62dc29
children 75f082b5897e
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1 from mercurial import node
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2 from mercurial import util as hgutil
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3 import mercurial.repo
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5 import hg_delta_editor
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6 import util
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7 import wrappers
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8
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9 def generate_repo_class(ui, repo):
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10 def localsvn(fn):
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11 '''
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12 Filter for instance methods which only apply to local Subversion
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13 repositories.
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14 '''
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15 if util.is_svn_repo(repo):
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16 return fn
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17 else:
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18 original = repo.__getattribute__(fn.__name__)
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19 return original
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20
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21 def remotesvn(fn):
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22 '''
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23 Filter for instance methods which require the first argument
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24 to be a remote Subversion repository instance.
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25 '''
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26 original = repo.__getattribute__(fn.__name__)
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27 def wrapper(self, *args, **opts):
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28 if not isinstance(args[0], svnremoterepo):
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29 return original(*args, **opts)
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30 else:
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31 return fn(self, *args, **opts)
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32 wrapper.__name__ = fn.__name__ + '_wrapper'
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33 wrapper.__doc__ = fn.__doc__
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34 return wrapper
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35
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36 class svnlocalrepo(repo.__class__):
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37 @remotesvn
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38 def pull(self, remote, heads=None, force=False):
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39 try:
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40 lock = self.wlock()
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41 wrappers.pull(None, self.ui, self, source=remote.path,
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42 svn=True, rev=heads, force=force)
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43 except KeyboardInterrupt:
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44 pass
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45 finally:
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46 lock.release()
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48 @localsvn
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49 def tags(self):
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50 tags = super(svnlocalrepo, self).tags()
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51 hg_editor = hg_delta_editor.HgChangeReceiver(repo=self)
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52 for tag, source in hg_editor.tags.iteritems():
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53 target = hg_editor.get_parent_revision(source[1]+1, source[0])
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54 tags['tag/%s' % tag] = node.hex(target)
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55 return tags
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56
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57 repo.__class__ = svnlocalrepo
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58
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59 class svnremoterepo(mercurial.repo.repository):
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60 def __init__(self, ui, path):
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61 self.ui = ui
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62 self.path = path
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63 self.capabilities = set(['lookup'])
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64
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65 def url(self):
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66 return self.path
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67
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68 def lookup(self, key):
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69 return key
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70
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71 def cancopy(self):
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72 return False
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73
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74 def heads(self, *args, **opts):
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75 """
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76 Whenever this function is hit, we abort. The traceback is useful for
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77 figuring out where to intercept the functionality.
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78 """
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79 raise hgutil.Abort('command unavailable for Subversion repositories')
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80
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81 def instance(ui, url, create):
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82 if create:
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83 raise hgutil.Abort('cannot create new remote Subversion repository')
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84
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85 if url.startswith('svn+') and not url.startswith('svn+ssh:'):
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86 url = url[4:]
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87 return svnremoterepo(ui, util.normalize_url(url))