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1 """ |
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2 A few bits of helper functions for comment views. |
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3 """ |
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4 |
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5 import urllib |
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6 import textwrap |
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7 from django.http import HttpResponseRedirect |
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8 from django.core import urlresolvers |
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9 from django.shortcuts import render_to_response |
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10 from django.template import RequestContext |
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11 from django.core.exceptions import ObjectDoesNotExist |
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12 from django.contrib import comments |
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13 |
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14 def next_redirect(data, default, default_view, **get_kwargs): |
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15 """ |
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16 Handle the "where should I go next?" part of comment views. |
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17 |
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18 The next value could be a kwarg to the function (``default``), or a |
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19 ``?next=...`` GET arg, or the URL of a given view (``default_view``). See |
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20 the view modules for examples. |
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21 |
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22 Returns an ``HttpResponseRedirect``. |
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23 """ |
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24 next = data.get("next", default) |
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25 if next is None: |
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26 next = urlresolvers.reverse(default_view) |
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27 if get_kwargs: |
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28 joiner = ('?' in next) and '&' or '?' |
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29 next += joiner + urllib.urlencode(get_kwargs) |
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30 return HttpResponseRedirect(next) |
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31 |
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32 def confirmation_view(template, doc="Display a confirmation view."): |
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33 """ |
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34 Confirmation view generator for the "comment was |
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35 posted/flagged/deleted/approved" views. |
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36 """ |
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37 def confirmed(request): |
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38 comment = None |
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39 if 'c' in request.GET: |
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40 try: |
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41 comment = comments.get_model().objects.get(pk=request.GET['c']) |
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42 except ObjectDoesNotExist: |
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43 pass |
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44 return render_to_response(template, |
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45 {'comment': comment}, |
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46 context_instance=RequestContext(request) |
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47 ) |
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48 |
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49 confirmed.__doc__ = textwrap.dedent("""\ |
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50 %s |
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51 |
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52 Templates: `%s`` |
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53 Context: |
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54 comment |
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55 The posted comment |
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56 """ % (doc, template) |
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57 ) |
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58 return confirmed |