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1 #!/usr/bin/python2.5 |
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2 # |
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3 # Copyright 2008 the Melange authors. |
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4 # |
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5 # Licensed under the Apache License, Version 2.0 (the "License"); |
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6 # you may not use this file except in compliance with the License. |
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7 # You may obtain a copy of the License at |
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8 # |
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9 # http://www.apache.org/licenses/LICENSE-2.0 |
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10 # |
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11 # Unless required by applicable law or agreed to in writing, software |
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12 # distributed under the License is distributed on an "AS IS" BASIS, |
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13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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14 # See the License for the specific language governing permissions and |
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15 # limitations under the License. |
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16 |
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17 """Out-of-band responses to render instead of the usual HTTP response. |
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18 """ |
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19 |
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20 __authors__ = [ |
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21 '"Todd Larsen" <tlarsen@google.com>', |
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22 ] |
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23 |
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24 |
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25 class OutOfBandResponse(Exception): |
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26 """Base exception for out-of-band responses raised by controller logic. |
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27 """ |
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28 pass |
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29 |
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30 |
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31 class ErrorResponse(OutOfBandResponse): |
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32 """Out-of-band response when controller logic needs a special error page. |
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33 """ |
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34 |
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35 def __init__(self, message, **response_args): |
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36 """Constructor used to set error message and HTTP response arguments. |
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37 |
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38 Args: |
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39 message: error message to display on the error page |
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40 **response_args: keyword arguments that are supplied directly to |
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41 django.http.HttpResponse; the most commonly used is 'status' to |
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42 set the HTTP status code for the response |
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43 """ |
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44 self.message = message |
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45 self.response_args = response_args |
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46 |