Mercurial > personas_backend

annotate PersonasBackend/personas/views.py @ 58:173d6fa4069f

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Added sections.py, which makes site navigation code simpler and more consistent.
author Atul Varma <varmaa@toolness.com>
date Thu, 06 Mar 2008 16:33:10 -0600
parents b7ef29e851b4
children ec4f7cbb1ae2
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748547f73357 Refactored some view logic and added messaging capabilities, so that the end-user is properly notified when persona creation/editing is successful.
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1 from django.http import HttpResponseRedirect
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2 from django.template import RequestContext
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3 from django.contrib.auth.decorators import login_required
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bd1cdb15ef85 Added persona form submission validation, fixed some things in model logic; submitting forms successfully now properly redirects the user to an edit page.
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4 from django.core.urlresolvers import reverse
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5 from django.shortcuts import render_to_response, get_object_or_404
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6
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7 from PersonasBackend.personas import models
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8 from PersonasBackend.personas import forms
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9
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10 def list_view( request ):
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11 return render_to_response(
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12 "personas/list.html",
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13 # TODO: Show only the personas that the currently
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14 # logged-in user has access to viewing.
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15 { "personas" : models.Persona.objects.all(),
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16 "title" : "Browse Personas" },
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17 context_instance = RequestContext(request)
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18 )
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19
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20 def home_view( request ):
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21 return render_to_response(
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22 "personas/home.html",
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23 { "title" : "Home" },
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24 context_instance = RequestContext(request)
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25 )
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26
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27 def todo_view( request ):
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28 return render_to_response(
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29 "personas/todo.html",
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30 { "title" : "Under Construction" },
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31 context_instance = RequestContext(request)
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32 )
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ad477306dd51 A bit of refactoring to view logic.
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33
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34 def _rename_file( filedict, persona=None ):
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35 """
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36 Attempts to find a better name for an uploaded persona image
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37 represented by the given HttpRequest file info dictionary and an
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38 optional models.Persona object.
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39
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40 Uploaded files are named by the submitter, and could have names
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41 that are completely meaningless to us, so we want to try to rename
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42 them to something that makes more sense to us.
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43 """
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44
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45 import os
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46 import time
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47
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48 # TODO: This feels hacky. It might be cleaner to just rename the
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49 # file after the commit is made or something.
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50
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51 origExt = os.path.splitext( filedict["filename"] )[1]
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52
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53 # TODO: Normalize/validate origExt somehow?
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54
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55 if persona:
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56 filename = "persona_%d_rev_%d%s" % (
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57 persona.id,
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58 persona.revision + 1,
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59 origExt
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60 )
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61 else:
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62 filename = "new_persona_%Y_%m_%d_%H_%M_%S" + origExt
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63 filename = time.strftime( filename )
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64 filedict["filename"] = filename
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66 def new_view( request ):
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67 return edit_view( request )
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69 @login_required
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70 def edit_view( request, persona_id=None ):
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71 # TODO: Perform permissions check to see if user has
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72 # the rights to edit the persona or create a new one.
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73 if persona_id is None:
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74 persona = None
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75 pageTitle = "Create a new Persona"
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76 else:
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77 persona = get_object_or_404( models.Persona, id=persona_id )
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78 pageTitle = "Edit Persona"
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79
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80 if request.method == "POST":
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81 for img_name in request.FILES:
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82 _rename_file( request.FILES[img_name], persona )
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83 form = forms.PersonaForm( request.POST, request.FILES,
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84 instance=persona )
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85 if form.is_valid():
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86 newPersona = form.save( commit=False )
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87 newPersona.updater = request.user
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88 newPersona.save()
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89 if persona is None:
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90 msgText = "Persona created successfully."
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91 else:
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92 msgText = "Persona edited successfully."
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93 request.user.message_set.create( message = msgText )
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94 url = reverse("edit-persona", args=[newPersona.id])
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95 return HttpResponseRedirect( url )
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96 else:
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97 form = forms.PersonaForm( instance=persona )
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98
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99 return render_to_response(
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100 "personas/edit.html",
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101 { "form" : form,
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102 "title" : pageTitle },
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103 context_instance = RequestContext(request)
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104 )