forked from mirrors/bookwyrm
842 lines
25 KiB
Python
842 lines
25 KiB
Python
''' views for pages you can go to in the application '''
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import re
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from django.contrib.auth.decorators import login_required, permission_required
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from django.contrib.postgres.search import TrigramSimilarity
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from django.core.paginator import Paginator
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from django.db.models import Avg, Q, Max
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from django.db.models.functions import Greatest
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from django.http import HttpResponseNotFound, JsonResponse
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from django.core.exceptions import PermissionDenied
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from django.shortcuts import get_object_or_404, redirect
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from django.template.response import TemplateResponse
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from django.views.decorators.csrf import csrf_exempt
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from django.views.decorators.http import require_GET
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from bookwyrm import outgoing
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from bookwyrm import forms, models
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from bookwyrm.activitypub import ActivitypubResponse
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from bookwyrm.connectors import connector_manager
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from bookwyrm.settings import PAGE_LENGTH
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from bookwyrm.tasks import app
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from bookwyrm.utils import regex
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def get_edition(book_id):
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''' look up a book in the db and return an edition '''
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book = models.Book.objects.select_subclasses().get(id=book_id)
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if isinstance(book, models.Work):
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book = book.get_default_edition()
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return book
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def get_user_from_username(username):
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''' helper function to resolve a localname or a username to a user '''
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# raises DoesNotExist if user is now found
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try:
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return models.User.objects.get(localname=username)
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except models.User.DoesNotExist:
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return models.User.objects.get(username=username)
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def is_api_request(request):
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''' check whether a request is asking for html or data '''
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return 'json' in request.headers.get('Accept') or \
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request.path[-5:] == '.json'
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def is_bookworm_request(request):
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''' check if the request is coming from another bookworm instance '''
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user_agent = request.headers.get('User-Agent')
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if user_agent is None or \
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re.search(regex.bookwyrm_user_agent, user_agent) is None:
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return False
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return True
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def server_error_page(request):
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''' 500 errors '''
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return TemplateResponse(
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request, 'error.html', {'title': 'Oops!'}, status=500)
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def not_found_page(request, _):
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''' 404s '''
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return TemplateResponse(
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request, 'notfound.html', {'title': 'Not found'}, status=404)
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@require_GET
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def home(request):
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''' this is the same as the feed on the home tab '''
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if request.user.is_authenticated:
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return home_tab(request, 'home')
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return discover_page(request)
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@login_required
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@require_GET
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def home_tab(request, tab):
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''' user's homepage with activity feed '''
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try:
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page = int(request.GET.get('page', 1))
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except ValueError:
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page = 1
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suggested_books = get_suggested_books(request.user)
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if tab == 'home':
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activities = get_activity_feed(
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request.user, ['public', 'unlisted', 'followers'],
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following_only=True)
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elif tab == 'local':
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activities = get_activity_feed(
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request.user, ['public', 'followers'], local_only=True)
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else:
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activities = get_activity_feed(
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request.user, ['public', 'followers'])
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paginated = Paginator(activities, PAGE_LENGTH)
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activity_page = paginated.page(page)
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prev_page = next_page = None
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if activity_page.has_next():
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next_page = '/%s/?page=%d#feed' % \
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(tab, activity_page.next_page_number())
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if activity_page.has_previous():
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prev_page = '/%s/?page=%d#feed' % \
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(tab, activity_page.previous_page_number())
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data = {
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'title': 'Updates Feed',
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'user': request.user,
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'suggested_books': suggested_books,
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'activities': activity_page.object_list,
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'tab': tab,
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'next': next_page,
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'prev': prev_page,
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}
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return TemplateResponse(request, 'feed.html', data)
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def get_suggested_books(user, max_books=5):
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''' helper to get a user's recent books '''
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book_count = 0
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preset_shelves = [
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('reading', max_books), ('read', 2), ('to-read', max_books)
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]
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suggested_books = []
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for (preset, shelf_max) in preset_shelves:
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limit = shelf_max if shelf_max < (max_books - book_count) \
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else max_books - book_count
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shelf = user.shelf_set.get(identifier=preset)
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shelf_books = shelf.shelfbook_set.order_by(
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'-updated_date'
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).all()[:limit]
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if not shelf_books:
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continue
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shelf_preview = {
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'name': shelf.name,
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'books': [s.book for s in shelf_books]
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}
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suggested_books.append(shelf_preview)
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book_count += len(shelf_preview['books'])
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return suggested_books
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@require_GET
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def discover_page(request):
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''' tiled book activity page '''
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books = models.Edition.objects.filter(
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review__published_date__isnull=False,
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review__user__local=True,
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review__privacy__in=['public', 'unlisted'],
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).exclude(
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cover__exact=''
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).annotate(
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Max('review__published_date')
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).order_by('-review__published_date__max')[:6]
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ratings = {}
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for book in books:
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reviews = models.Review.objects.filter(
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book__in=book.parent_work.editions.all()
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)
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reviews = get_activity_feed(
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request.user, ['public', 'unlisted'], queryset=reviews)
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ratings[book.id] = reviews.aggregate(Avg('rating'))['rating__avg']
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data = {
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'title': 'Discover',
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'register_form': forms.RegisterForm(),
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'books': list(set(books)),
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'ratings': ratings
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}
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return TemplateResponse(request, 'discover.html', data)
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@login_required
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@require_GET
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def direct_messages_page(request, page=1):
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''' like a feed but for dms only '''
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activities = get_activity_feed(request.user, 'direct')
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paginated = Paginator(activities, PAGE_LENGTH)
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activity_page = paginated.page(page)
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prev_page = next_page = None
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if activity_page.has_next():
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next_page = '/direct-message/?page=%d#feed' % \
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activity_page.next_page_number()
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if activity_page.has_previous():
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prev_page = '/direct-messages/?page=%d#feed' % \
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activity_page.previous_page_number()
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data = {
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'title': 'Direct Messages',
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'user': request.user,
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'activities': activity_page.object_list,
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'next': next_page,
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'prev': prev_page,
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}
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return TemplateResponse(request, 'direct_messages.html', data)
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def get_activity_feed(
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user, privacy, local_only=False, following_only=False,
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queryset=models.Status.objects):
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''' get a filtered queryset of statuses '''
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privacy = privacy if isinstance(privacy, list) else [privacy]
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# if we're looking at Status, we need this. We don't if it's Comment
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if hasattr(queryset, 'select_subclasses'):
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queryset = queryset.select_subclasses()
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# exclude deleted
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queryset = queryset.exclude(deleted=True).order_by('-published_date')
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# you can't see followers only or direct messages if you're not logged in
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if user.is_anonymous:
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privacy = [p for p in privacy if not p in ['followers', 'direct']]
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# filter to only privided privacy levels
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queryset = queryset.filter(privacy__in=privacy)
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# only include statuses the user follows
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if following_only:
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queryset = queryset.exclude(
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~Q(# remove everythign except
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Q(user__in=user.following.all()) | # user follwoing
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Q(user=user) |# is self
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Q(mention_users=user)# mentions user
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),
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)
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# exclude followers-only statuses the user doesn't follow
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elif 'followers' in privacy:
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queryset = queryset.exclude(
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~Q(# user isn't following and it isn't their own status
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Q(user__in=user.following.all()) | Q(user=user)
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),
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privacy='followers' # and the status is followers only
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)
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# exclude direct messages not intended for the user
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if 'direct' in privacy:
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queryset = queryset.exclude(
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~Q(
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Q(user=user) | Q(mention_users=user)
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), privacy='direct'
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)
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# filter for only local status
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if local_only:
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queryset = queryset.filter(user__local=True)
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# remove statuses that have boosts in the same queryset
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try:
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queryset = queryset.filter(~Q(boosters__in=queryset))
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except ValueError:
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pass
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return queryset
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@require_GET
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def search(request):
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''' that search bar up top '''
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query = request.GET.get('q')
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min_confidence = request.GET.get('min_confidence', 0.1)
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if is_api_request(request):
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# only return local book results via json so we don't cause a cascade
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book_results = connector_manager.local_search(
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query, min_confidence=min_confidence)
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return JsonResponse([r.json() for r in book_results], safe=False)
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# use webfinger for mastodon style account@domain.com username
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if re.match(r'\B%s' % regex.full_username, query):
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outgoing.handle_remote_webfinger(query)
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# do a local user search
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user_results = models.User.objects.annotate(
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similarity=Greatest(
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TrigramSimilarity('username', query),
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TrigramSimilarity('localname', query),
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)
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).filter(
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similarity__gt=0.5,
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).order_by('-similarity')[:10]
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book_results = connector_manager.search(
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query, min_confidence=min_confidence)
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data = {
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'title': 'Search Results',
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'book_results': book_results,
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'user_results': user_results,
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'query': query,
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}
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return TemplateResponse(request, 'search_results.html', data)
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@login_required
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@require_GET
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def import_page(request):
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''' import history from goodreads '''
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return TemplateResponse(request, 'import.html', {
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'title': 'Import Books',
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'import_form': forms.ImportForm(),
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'jobs': models.ImportJob.
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objects.filter(user=request.user).order_by('-created_date'),
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})
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@login_required
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@require_GET
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def import_status(request, job_id):
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''' status of an import job '''
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job = models.ImportJob.objects.get(id=job_id)
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if job.user != request.user:
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raise PermissionDenied
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task = app.AsyncResult(job.task_id)
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items = job.items.order_by('index').all()
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failed_items = [i for i in items if i.fail_reason]
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items = [i for i in items if not i.fail_reason]
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return TemplateResponse(request, 'import_status.html', {
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'title': 'Import Status',
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'job': job,
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'items': items,
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'failed_items': failed_items,
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'task': task
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})
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@require_GET
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def login_page(request):
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''' authentication '''
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if request.user.is_authenticated:
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return redirect('/')
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# send user to the login page
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data = {
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'title': 'Login',
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'login_form': forms.LoginForm(),
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'register_form': forms.RegisterForm(),
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}
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return TemplateResponse(request, 'login.html', data)
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@require_GET
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def about_page(request):
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''' more information about the instance '''
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data = {
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'title': 'About',
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}
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return TemplateResponse(request, 'about.html', data)
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@require_GET
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def password_reset_request(request):
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''' invite management page '''
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return TemplateResponse(
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request,
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'password_reset_request.html',
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{'title': 'Reset Password'}
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)
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@require_GET
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def password_reset(request, code):
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''' endpoint for sending invites '''
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if request.user.is_authenticated:
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return redirect('/')
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try:
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reset_code = models.PasswordReset.objects.get(code=code)
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if not reset_code.valid():
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raise PermissionDenied
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except models.PasswordReset.DoesNotExist:
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raise PermissionDenied
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return TemplateResponse(
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request,
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'password_reset.html',
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{'title': 'Reset Password', 'code': reset_code.code}
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)
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@require_GET
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def invite_page(request, code):
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''' endpoint for sending invites '''
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if request.user.is_authenticated:
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return redirect('/')
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invite = get_object_or_404(models.SiteInvite, code=code)
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data = {
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'title': 'Join',
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'register_form': forms.RegisterForm(),
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'invite': invite,
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'valid': invite.valid() if invite else True,
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}
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return TemplateResponse(request, 'invite.html', data)
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@login_required
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@permission_required('bookwyrm.create_invites', raise_exception=True)
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@require_GET
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def manage_invites(request):
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''' invite management page '''
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data = {
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'title': 'Invitations',
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'invites': models.SiteInvite.objects.filter(
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user=request.user).order_by('-created_date'),
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'form': forms.CreateInviteForm(),
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}
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return TemplateResponse(request, 'manage_invites.html', data)
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@login_required
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@require_GET
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def notifications_page(request):
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''' list notitications '''
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notifications = request.user.notification_set.all() \
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.order_by('-created_date')
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unread = [n.id for n in notifications.filter(read=False)]
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data = {
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'title': 'Notifications',
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'notifications': notifications,
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'unread': unread,
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}
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notifications.update(read=True)
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return TemplateResponse(request, 'notifications.html', data)
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@csrf_exempt
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@require_GET
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def user_page(request, username):
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''' profile page for a user '''
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try:
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user = get_user_from_username(username)
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except models.User.DoesNotExist:
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return HttpResponseNotFound()
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if is_api_request(request):
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# we have a json request
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return ActivitypubResponse(user.to_activity())
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# otherwise we're at a UI view
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try:
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page = int(request.GET.get('page', 1))
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except ValueError:
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page = 1
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shelf_preview = []
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# only show other shelves that should be visible
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shelves = user.shelf_set
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is_self = request.user.id == user.id
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if not is_self:
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follower = user.followers.filter(id=request.user.id).exists()
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if follower:
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shelves = shelves.filter(privacy__in=['public', 'followers'])
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else:
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shelves = shelves.filter(privacy='public')
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for user_shelf in shelves.all():
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if not user_shelf.books.count():
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continue
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shelf_preview.append({
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'name': user_shelf.name,
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'local_path': user_shelf.local_path,
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'books': user_shelf.books.all()[:3],
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'size': user_shelf.books.count(),
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})
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if len(shelf_preview) > 2:
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break
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# user's posts
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activities = get_activity_feed(
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request.user,
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['public', 'unlisted', 'followers'],
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queryset=models.Status.objects.filter(user=user)
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)
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paginated = Paginator(activities, PAGE_LENGTH)
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activity_page = paginated.page(page)
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prev_page = next_page = None
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if activity_page.has_next():
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next_page = '/user/%s/?page=%d' % \
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(username, activity_page.next_page_number())
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if activity_page.has_previous():
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prev_page = '/user/%s/?page=%d' % \
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(username, activity_page.previous_page_number())
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data = {
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'title': user.name,
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'user': user,
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'is_self': is_self,
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'shelves': shelf_preview,
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'shelf_count': shelves.count(),
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'activities': activity_page.object_list,
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'next': next_page,
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'prev': prev_page,
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}
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return TemplateResponse(request, 'user.html', data)
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@csrf_exempt
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@require_GET
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def followers_page(request, username):
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''' list of followers '''
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try:
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user = get_user_from_username(username)
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except models.User.DoesNotExist:
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return HttpResponseNotFound()
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if is_api_request(request):
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return ActivitypubResponse(user.to_followers_activity(**request.GET))
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data = {
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'title': '%s: followers' % user.name,
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'user': user,
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'is_self': request.user.id == user.id,
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'followers': user.followers.all(),
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}
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return TemplateResponse(request, 'followers.html', data)
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@csrf_exempt
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@require_GET
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def following_page(request, username):
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''' list of followers '''
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try:
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user = get_user_from_username(username)
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except models.User.DoesNotExist:
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return HttpResponseNotFound()
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if is_api_request(request):
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return ActivitypubResponse(user.to_following_activity(**request.GET))
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data = {
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'title': '%s: following' % user.name,
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'user': user,
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'is_self': request.user.id == user.id,
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'following': user.following.all(),
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}
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return TemplateResponse(request, 'following.html', data)
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|
@csrf_exempt
|
|
@require_GET
|
|
def status_page(request, username, status_id):
|
|
''' display a particular status (and replies, etc) '''
|
|
try:
|
|
user = get_user_from_username(username)
|
|
status = models.Status.objects.select_subclasses().get(id=status_id)
|
|
except ValueError:
|
|
return HttpResponseNotFound()
|
|
|
|
# the url should have the poster's username in it
|
|
if user != status.user:
|
|
return HttpResponseNotFound()
|
|
|
|
# make sure the user is authorized to see the status
|
|
if not status_visible_to_user(request.user, status):
|
|
return HttpResponseNotFound()
|
|
|
|
if is_api_request(request):
|
|
return ActivitypubResponse(
|
|
status.to_activity(pure=not is_bookworm_request(request)))
|
|
|
|
data = {
|
|
'title': 'Status by %s' % user.username,
|
|
'status': status,
|
|
}
|
|
return TemplateResponse(request, 'status.html', data)
|
|
|
|
|
|
def status_visible_to_user(viewer, status):
|
|
''' is a user authorized to view a status? '''
|
|
if viewer == status.user or status.privacy in ['public', 'unlisted']:
|
|
return True
|
|
if status.privacy == 'followers' and \
|
|
status.user.followers.filter(id=viewer.id).first():
|
|
return True
|
|
if status.privacy == 'direct' and \
|
|
status.mention_users.filter(id=viewer.id).first():
|
|
return True
|
|
return False
|
|
|
|
|
|
@csrf_exempt
|
|
@require_GET
|
|
def replies_page(request, username, status_id):
|
|
''' ordered collection of replies to a status '''
|
|
if not is_api_request(request):
|
|
return status_page(request, username, status_id)
|
|
|
|
status = models.Status.objects.get(id=status_id)
|
|
if status.user.localname != username:
|
|
return HttpResponseNotFound()
|
|
|
|
return ActivitypubResponse(status.to_replies(**request.GET))
|
|
|
|
|
|
@login_required
|
|
@require_GET
|
|
def edit_profile_page(request):
|
|
''' profile page for a user '''
|
|
user = request.user
|
|
|
|
form = forms.EditUserForm(instance=request.user)
|
|
data = {
|
|
'title': 'Edit profile',
|
|
'form': form,
|
|
'user': user,
|
|
}
|
|
return TemplateResponse(request, 'edit_user.html', data)
|
|
|
|
|
|
@require_GET
|
|
def book_page(request, book_id):
|
|
''' info about a book '''
|
|
try:
|
|
page = int(request.GET.get('page', 1))
|
|
except ValueError:
|
|
page = 1
|
|
|
|
try:
|
|
book = models.Book.objects.select_subclasses().get(id=book_id)
|
|
except models.Book.DoesNotExist:
|
|
return HttpResponseNotFound()
|
|
|
|
if is_api_request(request):
|
|
return ActivitypubResponse(book.to_activity())
|
|
|
|
if isinstance(book, models.Work):
|
|
book = book.get_default_edition()
|
|
if not book:
|
|
return HttpResponseNotFound()
|
|
|
|
work = book.parent_work
|
|
if not work:
|
|
return HttpResponseNotFound()
|
|
|
|
reviews = models.Review.objects.filter(
|
|
book__in=work.editions.all(),
|
|
)
|
|
# all reviews for the book
|
|
reviews = get_activity_feed(
|
|
request.user,
|
|
['public', 'unlisted', 'followers', 'direct'],
|
|
queryset=reviews
|
|
)
|
|
|
|
# the reviews to show
|
|
paginated = Paginator(reviews.exclude(
|
|
Q(content__isnull=True) | Q(content='')
|
|
), PAGE_LENGTH)
|
|
reviews_page = paginated.page(page)
|
|
|
|
prev_page = next_page = None
|
|
if reviews_page.has_next():
|
|
next_page = '/book/%d/?page=%d' % \
|
|
(book_id, reviews_page.next_page_number())
|
|
if reviews_page.has_previous():
|
|
prev_page = '/book/%s/?page=%d' % \
|
|
(book_id, reviews_page.previous_page_number())
|
|
|
|
user_tags = readthroughs = user_shelves = other_edition_shelves = []
|
|
if request.user.is_authenticated:
|
|
user_tags = models.UserTag.objects.filter(
|
|
book=book, user=request.user
|
|
).values_list('tag__identifier', flat=True)
|
|
|
|
readthroughs = models.ReadThrough.objects.filter(
|
|
user=request.user,
|
|
book=book,
|
|
).order_by('start_date')
|
|
|
|
for readthrough in readthroughs:
|
|
readthrough.progress_updates = \
|
|
readthrough.progressupdate_set.all().order_by('-updated_date')
|
|
|
|
user_shelves = models.ShelfBook.objects.filter(
|
|
added_by=request.user, book=book
|
|
)
|
|
|
|
other_edition_shelves = models.ShelfBook.objects.filter(
|
|
~Q(book=book),
|
|
added_by=request.user,
|
|
book__parent_work=book.parent_work,
|
|
)
|
|
|
|
data = {
|
|
'title': book.title,
|
|
'book': book,
|
|
'reviews': reviews_page,
|
|
'review_count': reviews.count(),
|
|
'ratings': reviews.filter(Q(content__isnull=True) | Q(content='')),
|
|
'rating': reviews.aggregate(Avg('rating'))['rating__avg'],
|
|
'tags': models.UserTag.objects.filter(book=book),
|
|
'user_tags': user_tags,
|
|
'user_shelves': user_shelves,
|
|
'other_edition_shelves': other_edition_shelves,
|
|
'readthroughs': readthroughs,
|
|
'show_progress': ('showprogress' in request.GET),
|
|
'path': '/book/%s' % book_id,
|
|
'next': next_page,
|
|
'prev': prev_page,
|
|
}
|
|
return TemplateResponse(request, 'book.html', data)
|
|
|
|
|
|
@login_required
|
|
@permission_required('bookwyrm.edit_book', raise_exception=True)
|
|
@require_GET
|
|
def edit_book_page(request, book_id):
|
|
''' info about a book '''
|
|
book = get_edition(book_id)
|
|
if not book.description:
|
|
book.description = book.parent_work.description
|
|
data = {
|
|
'title': 'Edit Book',
|
|
'book': book,
|
|
'form': forms.EditionForm(instance=book)
|
|
}
|
|
return TemplateResponse(request, 'edit_book.html', data)
|
|
|
|
|
|
@login_required
|
|
@permission_required('bookwyrm.edit_book', raise_exception=True)
|
|
@require_GET
|
|
def edit_author_page(request, author_id):
|
|
''' info about a book '''
|
|
author = get_object_or_404(models.Author, id=author_id)
|
|
data = {
|
|
'title': 'Edit Author',
|
|
'author': author,
|
|
'form': forms.AuthorForm(instance=author)
|
|
}
|
|
return TemplateResponse(request, 'edit_author.html', data)
|
|
|
|
|
|
@require_GET
|
|
def editions_page(request, book_id):
|
|
''' list of editions of a book '''
|
|
work = get_object_or_404(models.Work, id=book_id)
|
|
|
|
if is_api_request(request):
|
|
return ActivitypubResponse(work.to_edition_list(**request.GET))
|
|
|
|
data = {
|
|
'title': 'Editions of %s' % work.title,
|
|
'editions': work.editions.order_by('-edition_rank').all(),
|
|
'work': work,
|
|
}
|
|
return TemplateResponse(request, 'editions.html', data)
|
|
|
|
|
|
@require_GET
|
|
def author_page(request, author_id):
|
|
''' landing page for an author '''
|
|
author = get_object_or_404(models.Author, id=author_id)
|
|
|
|
if is_api_request(request):
|
|
return ActivitypubResponse(author.to_activity())
|
|
|
|
books = models.Work.objects.filter(
|
|
Q(authors=author) | Q(editions__authors=author)).distinct()
|
|
data = {
|
|
'title': author.name,
|
|
'author': author,
|
|
'books': [b.get_default_edition() for b in books],
|
|
}
|
|
return TemplateResponse(request, 'author.html', data)
|
|
|
|
|
|
@require_GET
|
|
def tag_page(request, tag_id):
|
|
''' books related to a tag '''
|
|
tag_obj = models.Tag.objects.filter(identifier=tag_id).first()
|
|
if not tag_obj:
|
|
return HttpResponseNotFound()
|
|
|
|
if is_api_request(request):
|
|
return ActivitypubResponse(tag_obj.to_activity(**request.GET))
|
|
|
|
books = models.Edition.objects.filter(
|
|
usertag__tag__identifier=tag_id
|
|
).distinct()
|
|
data = {
|
|
'title': tag_obj.name,
|
|
'books': books,
|
|
'tag': tag_obj,
|
|
}
|
|
return TemplateResponse(request, 'tag.html', data)
|
|
|
|
|
|
@csrf_exempt
|
|
@require_GET
|
|
def user_shelves_page(request, username):
|
|
''' list of followers '''
|
|
return shelf_page(request, username, None)
|
|
|
|
|
|
@require_GET
|
|
def shelf_page(request, username, shelf_identifier):
|
|
''' display a shelf '''
|
|
try:
|
|
user = get_user_from_username(username)
|
|
except models.User.DoesNotExist:
|
|
return HttpResponseNotFound()
|
|
|
|
if shelf_identifier:
|
|
shelf = user.shelf_set.get(identifier=shelf_identifier)
|
|
else:
|
|
shelf = user.shelf_set.first()
|
|
|
|
is_self = request.user == user
|
|
|
|
shelves = user.shelf_set
|
|
if not is_self:
|
|
follower = user.followers.filter(id=request.user.id).exists()
|
|
# make sure the user has permission to view the shelf
|
|
if shelf.privacy == 'direct' or \
|
|
(shelf.privacy == 'followers' and not follower):
|
|
return HttpResponseNotFound()
|
|
|
|
# only show other shelves that should be visible
|
|
if follower:
|
|
shelves = shelves.filter(privacy__in=['public', 'followers'])
|
|
else:
|
|
shelves = shelves.filter(privacy='public')
|
|
|
|
|
|
if is_api_request(request):
|
|
return ActivitypubResponse(shelf.to_activity(**request.GET))
|
|
|
|
books = models.ShelfBook.objects.filter(
|
|
added_by=user, shelf=shelf
|
|
).order_by('-updated_date').all()
|
|
|
|
data = {
|
|
'title': '%s\'s %s shelf' % (user.display_name, shelf.name),
|
|
'user': user,
|
|
'is_self': is_self,
|
|
'shelves': shelves.all(),
|
|
'shelf': shelf,
|
|
'books': [b.book for b in books],
|
|
}
|
|
|
|
return TemplateResponse(request, 'shelf.html', data)
|