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Viewing changes to loggerhead/controllers/error_ui.py

  • Committer: Martin Albisetti
  • Date: 2008-07-29 18:33:58 UTC
  • mfrom: (187 trunk)
  • mto: This revision was merged to the branch mainline in revision 188.
  • Revision ID: argentina@gmail.com-20080729183358-i6hd1zxg5297a4xg
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loggerhead/controllers/error_ui.py
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#
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# Copyright (C) 2008  Guillermo Gonzalez <guillo.gonzo@gmail.com>
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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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from StringIO import StringIO
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import traceback
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from loggerhead.controllers import TemplatedBranchView
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from loggerhead import util
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class ErrorUI(TemplatedBranchView):
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    template_path = 'loggerhead.templates.error'
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    def __init__(self, branch, exc_info):
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        super(ErrorUI, self).__init__(branch, lambda: None)
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        self.exc_info = exc_info
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    def get_values(self, path, kwargs, response):
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        exc_type, exc_object, exc_tb = self.exc_info
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        description = StringIO()
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        traceback.print_exception(exc_type, exc_object, None, file=description)
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        directory_breadcrumbs = util.directory_breadcrumbs(
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            self._branch.friendly_name, self._branch.is_root, 'changes')
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        return {
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            'branch': self._branch,
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            'error_title': ('An unexpected error occurred while'
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                            'processing the request:'),
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            'error_description': description.getvalue(),
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            'directory_breadcrumbs': directory_breadcrumbs,
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        }