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annotate downloads/views.py @ 1151:f56798c96ec2

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WIP convert downloads to V3 design.
author Brian Neal <bgneal@gmail.com>
date Tue, 13 Dec 2016 21:56:21 -0600
parents 0e0cd152b86d
children fa5d03c5c28c
rev   line source
gremmie@1 1 """
gremmie@1 2 Views for the downloads application.
gremmie@1 3 """
bgneal@679 4 import json
gremmie@1 5
bgneal@1031 6 from django.shortcuts import render, get_object_or_404
gremmie@1 7 from django.contrib.auth.decorators import login_required
gremmie@1 8 from django.http import Http404
gremmie@1 9 from django.http import HttpResponse
gremmie@1 10 from django.http import HttpResponseRedirect
gremmie@1 11 from django.http import HttpResponseForbidden
gremmie@1 12 from django.http import HttpResponseBadRequest
bgneal@404 13 from django.http import HttpResponseNotFound
bgneal@92 14 from django.core.paginator import InvalidPage
gremmie@1 15 from django.core.urlresolvers import reverse
gremmie@1 16 from django.views.decorators.http import require_POST
gremmie@1 17
gremmie@1 18 from core.paginator import DiggPaginator
gremmie@1 19 from core.functions import email_admins
bgneal@241 20 from core.functions import get_page
gremmie@1 21 from downloads.models import Category
gremmie@1 22 from downloads.models import Download
gremmie@1 23 from downloads.models import VoteRecord
gremmie@1 24 from downloads.forms import AddDownloadForm
gremmie@1 25
gremmie@1 26 #######################################################################
gremmie@1 27
bgneal@242 28 DLS_PER_PAGE = 10
gremmie@1 29
gremmie@1 30 def create_paginator(dls):
gremmie@1 31 return DiggPaginator(dls, DLS_PER_PAGE, body=5, tail=3, margin=3, padding=2)
gremmie@1 32
gremmie@1 33 #######################################################################
gremmie@1 34
gremmie@1 35 @login_required
gremmie@1 36 def index(request):
gremmie@1 37 categories = Category.objects.all()
gremmie@1 38 total_dls = Download.public_objects.all().count()
bgneal@1031 39 return render(request, 'downloads/index.html', {
gremmie@1 40 'categories': categories,
gremmie@1 41 'total_dls': total_dls,
bgneal@1150 42 'top_menu': 'categories',
bgneal@1150 43 'V3_DESIGN': True,
bgneal@1031 44 })
gremmie@1 45
gremmie@1 46 #######################################################################
gremmie@1 47 # Maps URL component to database field name for the Download table:
gremmie@1 48
gremmie@1 49 DOWNLOAD_FIELD_MAP = {
bgneal@404 50 'title': 'title',
gremmie@1 51 'date': '-date_added',
gremmie@1 52 'rating': '-average_score',
gremmie@1 53 'hits': '-hits'
gremmie@1 54 }
gremmie@1 55
gremmie@1 56 @login_required
bgneal@241 57 def category(request, slug, sort='title'):
bgneal@480 58
bgneal@480 59 cat = get_object_or_404(Category, slug=slug)
gremmie@1 60
gremmie@1 61 if sort not in DOWNLOAD_FIELD_MAP:
gremmie@1 62 sort = 'title'
gremmie@1 63 order_by = DOWNLOAD_FIELD_MAP[sort]
gremmie@1 64
bgneal@190 65 downloads = Download.public_objects.filter(category=cat.pk).order_by(
bgneal@190 66 order_by)
gremmie@1 67 paginator = create_paginator(downloads)
bgneal@241 68 page = get_page(request.GET)
gremmie@1 69 try:
bgneal@241 70 the_page = paginator.page(page)
gremmie@1 71 except InvalidPage:
gremmie@1 72 raise Http404
gremmie@1 73
bgneal@1031 74 return render(request, 'downloads/download_list.html', {
gremmie@1 75 's' : sort,
gremmie@1 76 'category' : cat,
bgneal@404 77 'page' : the_page,
bgneal@1151 78 'top_menu': 'categories',
bgneal@1151 79 'V3_DESIGN': True,
bgneal@1031 80 })
gremmie@1 81
gremmie@1 82 #######################################################################
gremmie@1 83
gremmie@1 84 @login_required
gremmie@1 85 def new(request):
bgneal@243 86 """Display new downloads with pagination."""
bgneal@243 87
bgneal@243 88 downloads = Download.public_objects.order_by('-date_added')
bgneal@243 89
bgneal@243 90 paginator = create_paginator(downloads)
bgneal@243 91 page = get_page(request.GET)
bgneal@243 92 try:
bgneal@243 93 the_page = paginator.page(page)
bgneal@243 94 except InvalidPage:
bgneal@243 95 raise Http404
bgneal@243 96
bgneal@1031 97 return render(request, 'downloads/download_summary.html', {
bgneal@243 98 'page': the_page,
bgneal@243 99 'title': 'Newest Downloads',
bgneal@1031 100 })
gremmie@1 101
gremmie@1 102 #######################################################################
gremmie@1 103
gremmie@1 104 @login_required
gremmie@1 105 def popular(request):
bgneal@243 106 """Display popular downloads with pagination."""
bgneal@243 107
bgneal@243 108 downloads = Download.public_objects.order_by('-hits')
bgneal@243 109
bgneal@243 110 paginator = create_paginator(downloads)
bgneal@243 111 page = get_page(request.GET)
bgneal@243 112 try:
bgneal@243 113 the_page = paginator.page(page)
bgneal@243 114 except InvalidPage:
bgneal@243 115 raise Http404
bgneal@243 116
bgneal@1031 117 return render(request, 'downloads/download_summary.html', {
bgneal@243 118 'page': the_page,
bgneal@243 119 'title': 'Popular Downloads',
bgneal@1031 120 })
gremmie@1 121
gremmie@1 122 #######################################################################
gremmie@1 123
gremmie@1 124 @login_required
gremmie@1 125 def rating(request):
bgneal@243 126 """Display downloads by rating with pagination."""
bgneal@243 127
bgneal@243 128 downloads = Download.public_objects.order_by('-average_score')
bgneal@243 129 paginator = create_paginator(downloads)
bgneal@243 130 page = get_page(request.GET)
bgneal@243 131 try:
bgneal@243 132 the_page = paginator.page(page)
bgneal@243 133 except InvalidPage:
bgneal@243 134 raise Http404
bgneal@243 135
bgneal@1031 136 return render(request, 'downloads/download_summary.html', {
bgneal@243 137 'page': the_page,
bgneal@243 138 'title': 'Highest Rated Downloads',
bgneal@1031 139 })
gremmie@1 140
gremmie@1 141 #######################################################################
gremmie@1 142
gremmie@1 143 @login_required
bgneal@23 144 def details(request, id):
bgneal@480 145 download = get_object_or_404(Download.public_objects, pk=id)
bgneal@845 146 if not download.is_public:
bgneal@845 147 raise Http404
bgneal@1031 148 return render(request, 'downloads/download_detail.html', {
gremmie@1 149 'download' : download,
bgneal@1031 150 })
gremmie@1 151
gremmie@1 152 #######################################################################
gremmie@1 153
gremmie@1 154 @login_required
gremmie@1 155 def add(request):
gremmie@1 156 if request.method == 'POST':
gremmie@1 157 form = AddDownloadForm(request.POST, request.FILES)
gremmie@1 158 if form.is_valid():
gremmie@1 159 dl = form.save(commit=False)
gremmie@1 160 dl.user = request.user
gremmie@1 161 dl.ip_address = request.META.get('REMOTE_ADDR', None)
bgneal@1023 162 dl.save(html=form.html)
gremmie@1 163 email_admins('New download for approval', """Hello,
gremmie@1 164
gremmie@1 165 A user has uploaded a new download for your approval.
gremmie@1 166 """)
gremmie@1 167 return HttpResponseRedirect(reverse('downloads-add_thanks'))
gremmie@1 168 else:
gremmie@1 169 form = AddDownloadForm()
gremmie@1 170
bgneal@1031 171 return render(request, 'downloads/add.html', {
gremmie@1 172 'add_form': form,
bgneal@1031 173 })
gremmie@1 174
gremmie@1 175 #######################################################################
gremmie@1 176
gremmie@1 177 @login_required
gremmie@1 178 def thanks(request):
bgneal@1031 179 return render(request, 'downloads/thanks.html', {
bgneal@1031 180 })
gremmie@1 181
gremmie@1 182 #######################################################################
gremmie@1 183
gremmie@1 184 @require_POST
gremmie@1 185 def rate_download(request):
gremmie@1 186 """This function is called by AJAX to rate a download."""
gremmie@1 187 if request.user.is_authenticated():
gremmie@1 188 id = request.POST.get('id', None)
gremmie@1 189 rating = request.POST.get('rating', None)
gremmie@1 190 if id is None or rating is None:
gremmie@1 191 return HttpResponseBadRequest('Missing id or rating.')
bgneal@404 192
gremmie@1 193 try:
gremmie@1 194 rating = int(rating)
gremmie@1 195 except ValueError:
gremmie@1 196 return HttpResponseBadRequest('Invalid rating.')
gremmie@1 197
gremmie@1 198 # rating will be from 0-4
gremmie@1 199 rating = min(5, max(1, rating))
gremmie@1 200
bgneal@480 201 download = get_object_or_404(Download.public_objects, pk=id)
gremmie@1 202
gremmie@1 203 # prevent multiple votes from the same user
bgneal@241 204 vote_record, created = VoteRecord.objects.get_or_create(
bgneal@241 205 download=download, user=request.user)
gremmie@1 206 if created:
gremmie@1 207 new_score = download.vote(rating)
gremmie@1 208 download.save()
gremmie@1 209 return HttpResponse(str(new_score))
gremmie@1 210 else:
gremmie@1 211 return HttpResponse('-1')
gremmie@1 212
gremmie@1 213 return HttpResponseForbidden('You must be logged in to rate a download.')
bgneal@404 214
bgneal@404 215 #######################################################################
bgneal@404 216
bgneal@404 217 @require_POST
bgneal@404 218 def request_download(request):
bgneal@404 219 """
bgneal@404 220 This function is called by AJAX to request a download. We update the hit
bgneal@404 221 count and then return a JSON object of the form:
bgneal@404 222 { id: download-id, 'url': link-to-download }
bgneal@404 223
bgneal@404 224 """
bgneal@404 225 if request.user.is_authenticated():
bgneal@404 226 dl_id = request.POST.get('id')
bgneal@404 227 if dl_id:
bgneal@404 228 try:
bgneal@404 229 dl = Download.public_objects.get(pk=dl_id)
bgneal@404 230 except Download.DoesNotExist:
bgneal@404 231 return HttpResponseNotFound("Download not found")
bgneal@404 232
bgneal@404 233 dl.hits += 1
bgneal@404 234 dl.save()
bgneal@404 235
bgneal@404 236 s = json.dumps({'id': dl_id, 'url': dl.file.url})
bgneal@404 237 return HttpResponse(s, content_type='application/json')
bgneal@404 238
bgneal@404 239 return HttpResponseForbidden('An error occurred.')