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loggerhead/controllers/bundle_ui.py

 

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#

 

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# Copyright (C) 2006  Robey Pointer <robey@lag.net>

 

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#

 

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# This program is free software; you can redistribute it and/or modify

 

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# it under the terms of the GNU General Public License as published by

 

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# the Free Software Foundation; either version 2 of the License, or

 

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# (at your option) any later version.

 

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#

 

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# This program is distributed in the hope that it will be useful,

 

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# but WITHOUT ANY WARRANTY; without even the implied warranty of

 

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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 

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# GNU General Public License for more details.

 

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#

 

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# You should have received a copy of the GNU General Public License

 

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# along with this program; if not, write to the Free Software

 

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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 

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#

 

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import os

 

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import time

 

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import turbogears

 

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from cherrypy import HTTPRedirect, InternalError, response

 

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from loggerhead import util

 

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class BundleUI (object):

 

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    def __init__(self, branch):

 

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        # BranchView object

 

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        self._branch = branch

 

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        self.log = branch.log

 

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    @turbogears.expose()

 

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    def default(self, *args, **kw):

 

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        # /bundle/<rev_id>/[<compare_rev_id>/]filename

 

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        z = time.time()

 

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        h = self._branch.get_history()

 

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        h._branch.lock_read()

 

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        try:

 

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            if len(args) < 1:

 

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                raise HTTPRedirect(self._branch.url('/changes'))

 

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            revid = h.fix_revid(args[0])

 

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            if len(args) >= 3:

 

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                compare_revid = h.fix_revid(args[1])

 

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            else:

 

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                compare_revid = None

 

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            try:

 

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                bundle_data = h.get_bundle(revid, compare_revid)

 

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            except:

 

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                self.log.exception('Exception fetching bundle')

 

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                raise InternalError('Could not fetch bundle')

 

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            response.headers['Content-Type'] = 'application/octet-stream'

 

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            response.headers['Content-Length'] = len(bundle_data)

 

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            response.body = bundle_data

 

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            self.log.info('/bundle: %r seconds' % (time.time() - z,))

 

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            return response.body

 

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        finally:

 

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            h._branch.unlock()

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