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Viewing changes to loggerhead/apps/branch.py

  • Committer: Jelmer Vernooij
  • Date: 2011-11-02 01:23:00 UTC
  • mto: This revision was merged to the branch mainline in revision 458.
  • Revision ID: jelmer@samba.org-20111102012300-8w1gktialc1jwcnn
Add hook 'controller' to BranchWSGIApp.

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loggerhead/apps/branch.py
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import bzrlib.branch
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import bzrlib.errors
 
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from bzrlib.hooks import Hooks
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import bzrlib.lru_cache
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from paste import request
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                    self.served_url = self.url([])
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                except bzrlib.errors.InvalidURL:
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                    self.served_url = None
 
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        for hook in self.hooks['controller']:
 
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            controller = hook(self, environ)
 
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            if controller is not None:
 
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                return controller
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        path = request.path_info_pop(environ)
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        if not path:
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            raise httpexceptions.HTTPMovedPermanently(
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                raise
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        finally:
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            self.branch.unlock()
 
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class BranchWSGIAppHooks(Hooks):
 
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    """A dictionary mapping hook name to a list of callables for WSGI app branch hooks.
 
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    """
 
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    def __init__(self):
 
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        """Create the default hooks.
 
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        """
 
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        Hooks.__init__(self, "bzrlib.plugins.loggerhead.apps.branch",
 
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            "BranchWSGIApp.hooks")
 
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        self.add_hook('controller',
 
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            "Invoked when looking for the controller to use for a "
 
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            "branch subpage. The api signature is (branch_app, environ)."
 
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            "If a hook can provide a controller, it should return one, "
 
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            "as a standard WSGI app. If it can't provide a controller, "
 
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            "it should return None", (1, 19))
 
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BranchWSGIApp.hooks = BranchWSGIAppHooks()