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1 """
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2 Views for the Shoutbox application.
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3 """
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4
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5 import re
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6 from django.shortcuts import render_to_response
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7 from django.template import RequestContext
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8 from django.http import HttpResponse
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9 from django.http import HttpResponseBadRequest
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10 from django.http import HttpResponseForbidden
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11 from django.http import HttpResponseRedirect
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12 from django.contrib.auth.decorators import login_required
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13 from django.views.decorators.http import require_POST
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14
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15 from core.paginator import DiggPaginator
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16 from shoutbox.forms import ShoutBoxForm
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17 from shoutbox.models import Shout
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18
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19 SHOUTS_PER_PAGE = 10
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20
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21 @login_required
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22 @require_POST
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23 def shout(request):
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24 msg = request.POST.get('msg', '').strip()
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25 if msg == '':
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26 return HttpResponse('')
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27
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28 shout = Shout(user=request.user, shout=msg)
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29 shout.save()
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30 return render_to_response('shoutbox/shout.html', {
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31 'shout': shout,
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32 },
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33 context_instance = RequestContext(request))
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34
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35
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36 def view(request, page=1):
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37 """This view allows one to view the shoutbox history."""
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38 paginator = DiggPaginator(Shout.objects.all(), SHOUTS_PER_PAGE, body=5, tail=3, margin=3, padding=2)
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39 try:
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40 the_page = paginator.page(int(page))
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41 except InvalidPage:
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42 raise Http404
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43
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44 return render_to_response('shoutbox/view.html', {
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45 'page': the_page,
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46 },
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47 context_instance = RequestContext(request))
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48
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49
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50 shout_id_re = re.compile(r'shout-(\d+)')
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51
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52 def text(request):
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53 """This view function retrieves the text of a shout; it is used in the in-place
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54 editing of shouts on the shoutbox history view."""
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55 if request.user.is_authenticated():
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56 m = shout_id_re.match(request.GET.get('id', ''))
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57 if m is None:
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58 return HttpResponseBadRequest()
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59 try:
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60 shout = Shout.objects.get(pk=m.group(1))
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61 except Shout.DoesNotExist:
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62 return HttpResponseBadRequest()
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63 return HttpResponse(shout.shout)
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64
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65 return HttpResponseForbidden()
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66
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67
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68 def edit(request):
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69 """This view accepts a shoutbox edit from the shoutbox history view."""
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70 if request.user.is_authenticated():
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71 m = shout_id_re.match(request.POST.get('id', ''))
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72 if m is None:
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73 return HttpResponseBadRequest()
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74 try:
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75 shout = Shout.objects.get(pk=m.group(1))
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76 except Shout.DoesNotExist:
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77 return HttpResponseBadRequest()
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78 if request.user != shout.user:
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79 return HttpResponseForbidden()
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80 new_shout = request.POST.get('value', '').strip()
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81 if new_shout == '':
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82 return HttpResponseBadRequest()
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83 shout.shout = new_shout
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84 shout.save()
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85 return render_to_response('shoutbox/render_shout.html', {
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86 'shout': shout,
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87 },
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88 context_instance = RequestContext(request))
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89
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90 return HttpResponseForbidden()
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91
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92
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93 def delete(request):
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94 """This view deletes a shout. It is called by AJAX from the shoutbox history view."""
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95 if request.user.is_authenticated():
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96 id = request.POST.get('id', None)
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97 if id is None or not id.isdigit():
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98 return HttpResponseBadRequest()
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99 try:
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100 shout = Shout.objects.get(pk=id)
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101 except Shout.DoesNotExist:
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102 return HttpResponseBadRequest()
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103 if request.user != shout.user:
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104 return HttpResponseForbidden()
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105 shout.delete()
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106 return HttpResponse(id)
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107
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108 return HttpResponseForbidden()
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109
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110 # vim: ts=4 sw=4
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