47f60e49d1
* Remove extra "/" in case the database has extra leading or trailing slashes. * Catch KeyError, not IndexError, since that's what gets thrown in the case I was thinking about. - Legacy-Id: 335
37 lines
1.1 KiB
Python
37 lines
1.1 KiB
Python
from django.http import HttpResponseRedirect,Http404
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import re
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from ietf.redirects.models import Redirect, Command
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def redirect(request, path="", script=""):
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if path:
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script = path + "/" + script
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try:
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redir = Redirect.objects.get(cgi=script)
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except Redirect.DoesNotExist:
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raise Http404
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url = "/" + redir.url + "/"
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(rest, remove) = (redir.rest, redir.remove)
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try:
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cmd = redir.commands.all().get(command=request.REQUEST['command'])
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if cmd.url:
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rest = cmd.url + "/" + cmd.suffix.rest
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else:
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rest = cmd.suffix.rest
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remove = cmd.suffix.remove
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except Command.DoesNotExist:
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pass # it's ok, there's no more-specific request.
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except KeyError:
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pass # it's ok, request didn't have 'command'.
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try:
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url += rest % request.REQUEST
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except:
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# rest had something in it that request didn't have, so just
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# redirect to the root of the tool.
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pass
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# Be generous in what you accept: collapse multiple slashes
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url = re.sub(r'/+', '/', url)
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if remove:
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url = re.sub(re.escape(remove) + "/?$", "", url)
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return HttpResponseRedirect(url)
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