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annotate downloads/views.py @ 1190:ce5a5c9cd9d8

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Tweaks to MP3 comp tool
author Brian Neal <bgneal@gmail.com>
date Sun, 13 Mar 2022 13:09:37 -0500
parents fa5d03c5c28c
children
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@1152 100 'V3_DESIGN': True,
bgneal@1031 101 })
gremmie@1 102
gremmie@1 103 #######################################################################
gremmie@1 104
gremmie@1 105 @login_required
gremmie@1 106 def popular(request):
bgneal@243 107 """Display popular downloads with pagination."""
bgneal@243 108
bgneal@243 109 downloads = Download.public_objects.order_by('-hits')
bgneal@243 110
bgneal@243 111 paginator = create_paginator(downloads)
bgneal@243 112 page = get_page(request.GET)
bgneal@243 113 try:
bgneal@243 114 the_page = paginator.page(page)
bgneal@243 115 except InvalidPage:
bgneal@243 116 raise Http404
bgneal@243 117
bgneal@1031 118 return render(request, 'downloads/download_summary.html', {
bgneal@243 119 'page': the_page,
bgneal@243 120 'title': 'Popular Downloads',
bgneal@1152 121 'V3_DESIGN': True,
bgneal@1031 122 })
gremmie@1 123
gremmie@1 124 #######################################################################
gremmie@1 125
gremmie@1 126 @login_required
gremmie@1 127 def rating(request):
bgneal@243 128 """Display downloads by rating with pagination."""
bgneal@243 129
bgneal@243 130 downloads = Download.public_objects.order_by('-average_score')
bgneal@243 131 paginator = create_paginator(downloads)
bgneal@243 132 page = get_page(request.GET)
bgneal@243 133 try:
bgneal@243 134 the_page = paginator.page(page)
bgneal@243 135 except InvalidPage:
bgneal@243 136 raise Http404
bgneal@243 137
bgneal@1031 138 return render(request, 'downloads/download_summary.html', {
bgneal@243 139 'page': the_page,
bgneal@243 140 'title': 'Highest Rated Downloads',
bgneal@1152 141 'V3_DESIGN': True,
bgneal@1031 142 })
gremmie@1 143
gremmie@1 144 #######################################################################
gremmie@1 145
gremmie@1 146 @login_required
bgneal@23 147 def details(request, id):
bgneal@480 148 download = get_object_or_404(Download.public_objects, pk=id)
bgneal@845 149 if not download.is_public:
bgneal@845 150 raise Http404
bgneal@1031 151 return render(request, 'downloads/download_detail.html', {
gremmie@1 152 'download' : download,
bgneal@1152 153 'V3_DESIGN': True,
bgneal@1031 154 })
gremmie@1 155
gremmie@1 156 #######################################################################
gremmie@1 157
gremmie@1 158 @login_required
gremmie@1 159 def add(request):
gremmie@1 160 if request.method == 'POST':
gremmie@1 161 form = AddDownloadForm(request.POST, request.FILES)
gremmie@1 162 if form.is_valid():
gremmie@1 163 dl = form.save(commit=False)
gremmie@1 164 dl.user = request.user
gremmie@1 165 dl.ip_address = request.META.get('REMOTE_ADDR', None)
bgneal@1023 166 dl.save(html=form.html)
gremmie@1 167 email_admins('New download for approval', """Hello,
gremmie@1 168
gremmie@1 169 A user has uploaded a new download for your approval.
gremmie@1 170 """)
gremmie@1 171 return HttpResponseRedirect(reverse('downloads-add_thanks'))
gremmie@1 172 else:
gremmie@1 173 form = AddDownloadForm()
gremmie@1 174
bgneal@1031 175 return render(request, 'downloads/add.html', {
gremmie@1 176 'add_form': form,
bgneal@1152 177 'V3_DESIGN': True,
bgneal@1031 178 })
gremmie@1 179
gremmie@1 180 #######################################################################
gremmie@1 181
gremmie@1 182 @login_required
gremmie@1 183 def thanks(request):
bgneal@1031 184 return render(request, 'downloads/thanks.html', {
bgneal@1152 185 'V3_DESIGN': True,
bgneal@1031 186 })
gremmie@1 187
gremmie@1 188 #######################################################################
gremmie@1 189
gremmie@1 190 @require_POST
gremmie@1 191 def rate_download(request):
gremmie@1 192 """This function is called by AJAX to rate a download."""
gremmie@1 193 if request.user.is_authenticated():
gremmie@1 194 id = request.POST.get('id', None)
gremmie@1 195 rating = request.POST.get('rating', None)
gremmie@1 196 if id is None or rating is None:
gremmie@1 197 return HttpResponseBadRequest('Missing id or rating.')
bgneal@404 198
gremmie@1 199 try:
gremmie@1 200 rating = int(rating)
gremmie@1 201 except ValueError:
gremmie@1 202 return HttpResponseBadRequest('Invalid rating.')
gremmie@1 203
gremmie@1 204 # rating will be from 0-4
gremmie@1 205 rating = min(5, max(1, rating))
gremmie@1 206
bgneal@480 207 download = get_object_or_404(Download.public_objects, pk=id)
gremmie@1 208
gremmie@1 209 # prevent multiple votes from the same user
bgneal@241 210 vote_record, created = VoteRecord.objects.get_or_create(
bgneal@241 211 download=download, user=request.user)
gremmie@1 212 if created:
gremmie@1 213 new_score = download.vote(rating)
gremmie@1 214 download.save()
gremmie@1 215 return HttpResponse(str(new_score))
gremmie@1 216 else:
gremmie@1 217 return HttpResponse('-1')
gremmie@1 218
gremmie@1 219 return HttpResponseForbidden('You must be logged in to rate a download.')
bgneal@404 220
bgneal@404 221 #######################################################################
bgneal@404 222
bgneal@404 223 @require_POST
bgneal@404 224 def request_download(request):
bgneal@404 225 """
bgneal@404 226 This function is called by AJAX to request a download. We update the hit
bgneal@404 227 count and then return a JSON object of the form:
bgneal@404 228 { id: download-id, 'url': link-to-download }
bgneal@404 229
bgneal@404 230 """
bgneal@404 231 if request.user.is_authenticated():
bgneal@404 232 dl_id = request.POST.get('id')
bgneal@404 233 if dl_id:
bgneal@404 234 try:
bgneal@404 235 dl = Download.public_objects.get(pk=dl_id)
bgneal@404 236 except Download.DoesNotExist:
bgneal@404 237 return HttpResponseNotFound("Download not found")
bgneal@404 238
bgneal@404 239 dl.hits += 1
bgneal@404 240 dl.save()
bgneal@404 241
bgneal@404 242 s = json.dumps({'id': dl_id, 'url': dl.file.url})
bgneal@404 243 return HttpResponse(s, content_type='application/json')
bgneal@404 244
bgneal@404 245 return HttpResponseForbidden('An error occurred.')