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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 """Simple views that depend entirely on the template and context. |
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18 |
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19 simpleWithLinkName: a simple template view for URLs with a linkname |
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20 |
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21 errorResponse: renders an out_of_band.ErrorResponse page |
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22 """ |
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23 |
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24 __authors__ = [ |
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25 '"Todd Larsen" <tlarsen@google.com>', |
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26 ] |
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27 |
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28 |
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29 from django import http |
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30 from django.template import loader |
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31 |
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32 from soc.logic import out_of_band |
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33 from soc.logic.site import id_user |
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34 from soc.views.helpers import response_helpers |
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35 from soc.views.helpers import template_helpers |
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36 |
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37 |
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38 def templateWithLinkName(request, |
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39 template='soc/base.html', linkname=None, |
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40 context=None): |
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41 """A simple template view that expects a linkname extracted from the URL. |
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42 |
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43 Args: |
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44 request: the standard Django HTTP request object |
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45 template: the template to use for rendering the view (or a search list |
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46 of templates) |
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47 linkname: a site-unique "linkname" (usually extracted from the URL) |
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48 context: the context dict supplied to the template, which is modified |
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49 (so supply a copy if such modification is not acceptable) |
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50 linkname: the linkname parameter is added to the context |
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51 linkname_user: if the linkname exists for a User, that User |
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52 is added to the context |
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53 |
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54 Returns: |
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55 A subclass of django.http.HttpResponse containing the generated page. |
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56 """ |
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57 context['linkname'] = linkname |
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58 context = response_helpers.getUniversalContext(request, context=context) |
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59 |
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60 try: |
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61 context['linkname_user'] = id_user.getUserIfLinkName(linkname) |
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62 except out_of_band.ErrorResponse, error: |
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63 return errorResponse(request, error, template, context) |
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64 |
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65 return response_helpers.respond(request, template, context) |
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66 |
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67 |
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68 DEF_ERROR_TMPL = 'soc/error.html' |
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69 |
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70 def errorResponse(request, error, template, context): |
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71 """Displays an error page for an out_of_band.ErrorResponse exception. |
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72 |
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73 Args: |
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74 request: the standard Django HTTP request object |
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75 error: an out_of_band.ErrorResponse exception |
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76 template: the "sibling" template (or a search list of such templates) |
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77 from which to construct the error.html template name (or names) |
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78 context: the context dict supplied to the template, which is modified |
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79 (so supply a copy if such modification is not acceptable) |
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80 error_message: the error message string from error.message |
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81 error_status: error.response_args['status'], or None if a status code |
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82 was not supplied to the ErrorResponse |
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83 """ |
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84 context = response_helpers.getUniversalContext(request, context=context) |
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85 |
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86 # make a list of possible "sibling" templates, then append a default |
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87 error_templates = template_helpers.makeSiblingTemplatesList(template, |
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88 'error.html') |
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89 error_templates.append(DEF_ERROR_TMPL) |
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90 |
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91 context['error_status'] = error.response_args.get('status') |
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92 context['error_message'] = error.message |
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93 |
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94 return response_helpers.respond(request, error_templates, context=context, |
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95 response_args=error.response_args) |