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annotate downloads/views.py @ 645:99f7917702ca

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Fix 081a88b3bfc8, javascript resize of forum images. Commit 081a88b3bfc8 broke those pages that loaded forums.js but did not load the imagesLoaded jQuery extension. Now we have arranged it so that only the forums topic view loads imagesLoaded and put the resizing javascript inline.
author Brian Neal <bgneal@gmail.com>
date Mon, 11 Mar 2013 15:30:25 -0500
parents ee87ea74d46b
children 89b240fe9297
rev   line source
gremmie@1 1 """
gremmie@1 2 Views for the downloads application.
gremmie@1 3 """
gremmie@1 4 import random
gremmie@1 5
bgneal@480 6 from django.shortcuts import render_to_response, get_object_or_404
gremmie@1 7 from django.template import RequestContext
gremmie@1 8 from django.contrib.auth.decorators import login_required
gremmie@1 9 from django.http import Http404
gremmie@1 10 from django.http import HttpResponse
gremmie@1 11 from django.http import HttpResponseRedirect
gremmie@1 12 from django.http import HttpResponseForbidden
gremmie@1 13 from django.http import HttpResponseBadRequest
bgneal@404 14 from django.http import HttpResponseNotFound
bgneal@92 15 from django.core.paginator import InvalidPage
gremmie@1 16 from django.core.urlresolvers import reverse
gremmie@1 17 from django.db.models import Q
gremmie@1 18 from django.views.decorators.http import require_POST
bgneal@404 19 import django.utils.simplejson as json
gremmie@1 20
gremmie@1 21 from core.paginator import DiggPaginator
gremmie@1 22 from core.functions import email_admins
bgneal@241 23 from core.functions import get_page
gremmie@1 24 from downloads.models import Category
gremmie@1 25 from downloads.models import Download
gremmie@1 26 from downloads.models import VoteRecord
gremmie@1 27 from downloads.forms import AddDownloadForm
gremmie@1 28
gremmie@1 29 #######################################################################
gremmie@1 30
bgneal@242 31 DLS_PER_PAGE = 10
gremmie@1 32
gremmie@1 33 def create_paginator(dls):
gremmie@1 34 return DiggPaginator(dls, DLS_PER_PAGE, body=5, tail=3, margin=3, padding=2)
gremmie@1 35
gremmie@1 36 #######################################################################
gremmie@1 37
gremmie@1 38 @login_required
gremmie@1 39 def index(request):
gremmie@1 40 categories = Category.objects.all()
gremmie@1 41 total_dls = Download.public_objects.all().count()
gremmie@1 42 return render_to_response('downloads/index.html', {
gremmie@1 43 'categories': categories,
gremmie@1 44 'total_dls': total_dls,
gremmie@1 45 },
gremmie@1 46 context_instance = RequestContext(request))
gremmie@1 47
gremmie@1 48 #######################################################################
gremmie@1 49 # Maps URL component to database field name for the Download table:
gremmie@1 50
gremmie@1 51 DOWNLOAD_FIELD_MAP = {
bgneal@404 52 'title': 'title',
gremmie@1 53 'date': '-date_added',
gremmie@1 54 'rating': '-average_score',
gremmie@1 55 'hits': '-hits'
gremmie@1 56 }
gremmie@1 57
gremmie@1 58 @login_required
bgneal@241 59 def category(request, slug, sort='title'):
bgneal@480 60
bgneal@480 61 cat = get_object_or_404(Category, slug=slug)
gremmie@1 62
gremmie@1 63 if sort not in DOWNLOAD_FIELD_MAP:
gremmie@1 64 sort = 'title'
gremmie@1 65 order_by = DOWNLOAD_FIELD_MAP[sort]
gremmie@1 66
bgneal@190 67 downloads = Download.public_objects.filter(category=cat.pk).order_by(
bgneal@190 68 order_by)
gremmie@1 69 paginator = create_paginator(downloads)
bgneal@241 70 page = get_page(request.GET)
gremmie@1 71 try:
bgneal@241 72 the_page = paginator.page(page)
gremmie@1 73 except InvalidPage:
gremmie@1 74 raise Http404
gremmie@1 75
gremmie@1 76 return render_to_response('downloads/download_list.html', {
gremmie@1 77 's' : sort,
gremmie@1 78 'category' : cat,
bgneal@404 79 'page' : the_page,
bgneal@404 80 },
gremmie@1 81 context_instance = RequestContext(request))
gremmie@1 82
gremmie@1 83 #######################################################################
gremmie@1 84
gremmie@1 85 @login_required
gremmie@1 86 def new(request):
bgneal@243 87 """Display new downloads with pagination."""
bgneal@243 88
bgneal@243 89 downloads = Download.public_objects.order_by('-date_added')
bgneal@243 90
bgneal@243 91 paginator = create_paginator(downloads)
bgneal@243 92 page = get_page(request.GET)
bgneal@243 93 try:
bgneal@243 94 the_page = paginator.page(page)
bgneal@243 95 except InvalidPage:
bgneal@243 96 raise Http404
bgneal@243 97
gremmie@1 98 return render_to_response('downloads/download_summary.html', {
bgneal@243 99 'page': the_page,
bgneal@243 100 'title': 'Newest Downloads',
bgneal@404 101 },
gremmie@1 102 context_instance = RequestContext(request))
gremmie@1 103
gremmie@1 104 #######################################################################
gremmie@1 105
gremmie@1 106 @login_required
gremmie@1 107 def popular(request):
bgneal@243 108 """Display popular downloads with pagination."""
bgneal@243 109
bgneal@243 110 downloads = Download.public_objects.order_by('-hits')
bgneal@243 111
bgneal@243 112 paginator = create_paginator(downloads)
bgneal@243 113 page = get_page(request.GET)
bgneal@243 114 try:
bgneal@243 115 the_page = paginator.page(page)
bgneal@243 116 except InvalidPage:
bgneal@243 117 raise Http404
bgneal@243 118
gremmie@1 119 return render_to_response('downloads/download_summary.html', {
bgneal@243 120 'page': the_page,
bgneal@243 121 'title': 'Popular Downloads',
bgneal@404 122 },
gremmie@1 123 context_instance = RequestContext(request))
gremmie@1 124
gremmie@1 125 #######################################################################
gremmie@1 126
gremmie@1 127 @login_required
gremmie@1 128 def rating(request):
bgneal@243 129 """Display downloads by rating with pagination."""
bgneal@243 130
bgneal@243 131 downloads = Download.public_objects.order_by('-average_score')
bgneal@243 132 paginator = create_paginator(downloads)
bgneal@243 133 page = get_page(request.GET)
bgneal@243 134 try:
bgneal@243 135 the_page = paginator.page(page)
bgneal@243 136 except InvalidPage:
bgneal@243 137 raise Http404
bgneal@243 138
gremmie@1 139 return render_to_response('downloads/download_summary.html', {
bgneal@243 140 'page': the_page,
bgneal@243 141 'title': 'Highest Rated Downloads',
bgneal@404 142 },
gremmie@1 143 context_instance = RequestContext(request))
gremmie@1 144
gremmie@1 145 #######################################################################
gremmie@1 146
gremmie@1 147 @login_required
bgneal@23 148 def details(request, id):
bgneal@480 149 download = get_object_or_404(Download.public_objects, pk=id)
bgneal@23 150 return render_to_response('downloads/download_detail.html', {
gremmie@1 151 'download' : download,
bgneal@404 152 },
gremmie@1 153 context_instance = RequestContext(request))
gremmie@1 154
gremmie@1 155 #######################################################################
gremmie@1 156
gremmie@1 157 @login_required
gremmie@1 158 def add(request):
gremmie@1 159 if request.method == 'POST':
gremmie@1 160 form = AddDownloadForm(request.POST, request.FILES)
gremmie@1 161 if form.is_valid():
gremmie@1 162 dl = form.save(commit=False)
gremmie@1 163 dl.user = request.user
gremmie@1 164 dl.ip_address = request.META.get('REMOTE_ADDR', None)
gremmie@1 165 dl.save()
gremmie@1 166 email_admins('New download for approval', """Hello,
gremmie@1 167
gremmie@1 168 A user has uploaded a new download for your approval.
gremmie@1 169 """)
gremmie@1 170 return HttpResponseRedirect(reverse('downloads-add_thanks'))
gremmie@1 171 else:
gremmie@1 172 form = AddDownloadForm()
gremmie@1 173
gremmie@1 174 return render_to_response('downloads/add.html', {
gremmie@1 175 'add_form': form,
gremmie@1 176 },
gremmie@1 177 context_instance=RequestContext(request))
gremmie@1 178
gremmie@1 179 #######################################################################
gremmie@1 180
gremmie@1 181 @login_required
gremmie@1 182 def thanks(request):
gremmie@1 183 return render_to_response('downloads/thanks.html', {
gremmie@1 184 },
gremmie@1 185 context_instance=RequestContext(request))
gremmie@1 186
gremmie@1 187 #######################################################################
gremmie@1 188
gremmie@1 189 @require_POST
gremmie@1 190 def rate_download(request):
gremmie@1 191 """This function is called by AJAX to rate a download."""
gremmie@1 192 if request.user.is_authenticated():
gremmie@1 193 id = request.POST.get('id', None)
gremmie@1 194 rating = request.POST.get('rating', None)
gremmie@1 195 if id is None or rating is None:
gremmie@1 196 return HttpResponseBadRequest('Missing id or rating.')
bgneal@404 197
gremmie@1 198 try:
gremmie@1 199 rating = int(rating)
gremmie@1 200 except ValueError:
gremmie@1 201 return HttpResponseBadRequest('Invalid rating.')
gremmie@1 202
gremmie@1 203 # rating will be from 0-4
gremmie@1 204 rating = min(5, max(1, rating))
gremmie@1 205
bgneal@480 206 download = get_object_or_404(Download.public_objects, pk=id)
gremmie@1 207
gremmie@1 208 # prevent multiple votes from the same user
bgneal@241 209 vote_record, created = VoteRecord.objects.get_or_create(
bgneal@241 210 download=download, user=request.user)
gremmie@1 211 if created:
gremmie@1 212 new_score = download.vote(rating)
gremmie@1 213 download.save()
gremmie@1 214 return HttpResponse(str(new_score))
gremmie@1 215 else:
gremmie@1 216 return HttpResponse('-1')
gremmie@1 217
gremmie@1 218 return HttpResponseForbidden('You must be logged in to rate a download.')
bgneal@404 219
bgneal@404 220 #######################################################################
bgneal@404 221
bgneal@404 222 @require_POST
bgneal@404 223 def request_download(request):
bgneal@404 224 """
bgneal@404 225 This function is called by AJAX to request a download. We update the hit
bgneal@404 226 count and then return a JSON object of the form:
bgneal@404 227 { id: download-id, 'url': link-to-download }
bgneal@404 228
bgneal@404 229 """
bgneal@404 230 if request.user.is_authenticated():
bgneal@404 231 dl_id = request.POST.get('id')
bgneal@404 232 if dl_id:
bgneal@404 233 try:
bgneal@404 234 dl = Download.public_objects.get(pk=dl_id)
bgneal@404 235 except Download.DoesNotExist:
bgneal@404 236 return HttpResponseNotFound("Download not found")
bgneal@404 237
bgneal@404 238 dl.hits += 1
bgneal@404 239 dl.save()
bgneal@404 240
bgneal@404 241 s = json.dumps({'id': dl_id, 'url': dl.file.url})
bgneal@404 242 return HttpResponse(s, content_type='application/json')
bgneal@404 243
bgneal@404 244 return HttpResponseForbidden('An error occurred.')