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# Copyright (C) 2006 by Canonical Ltd
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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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# 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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# 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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import bzrlib.errors as errors
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import bzrlib.urlutils
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import bzrlib.transport
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import bzrlib.bundle.read_bundle
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def read_bundle_from_url(url):
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"""Read a bundle from a given URL.
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:return: A BundleReader, may raise NotABundle if the target
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is not a proper bundle.
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url, filename = bzrlib.urlutils.split(url, exclude_trailing_slash=False)
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# A path to a directory was passed in
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# definitely not a bundle
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raise errors.NotABundle('A directory cannot be a bundle')
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# All of this must be in the try/except
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# Some transports cannot detect that we are trying to read a
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# directory until we actually issue read() on the handle.
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t = bzrlib.transport.get_transport(url)
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return bzrlib.bundle.read_bundle.BundleReader(f)
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except (errors.TransportError, errors.PathError), e:
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raise errors.NotABundle(str(e))
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bzrlib/bundle/__init__.py
