forked from mirrors/bookwyrm
300 lines
9.9 KiB
Python
300 lines
9.9 KiB
Python
''' the good stuff! the books! '''
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from django.contrib.auth.decorators import login_required, permission_required
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from django.contrib.postgres.search import SearchRank, SearchVector
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from django.core.paginator import Paginator
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from django.db import transaction
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from django.db.models import Avg, Q
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from django.http import HttpResponseNotFound
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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.utils.decorators import method_decorator
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from django.views import View
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from django.views.decorators.http import require_POST
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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 .helpers import is_api_request, get_activity_feed, get_edition
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from .helpers import privacy_filter
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# pylint: disable= no-self-use
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class Book(View):
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''' a book! this is the stuff '''
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def get(self, request, book_id):
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''' info about a book '''
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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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try:
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book = models.Book.objects.select_subclasses().get(id=book_id)
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except models.Book.DoesNotExist:
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return HttpResponseNotFound()
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if is_api_request(request):
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return ActivitypubResponse(book.to_activity())
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if isinstance(book, models.Work):
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book = book.get_default_edition()
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if not book:
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return HttpResponseNotFound()
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work = book.parent_work
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if not work:
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return HttpResponseNotFound()
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# all reviews for the book
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reviews = models.Review.objects.filter(book__in=work.editions.all())
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reviews = get_activity_feed(request.user, queryset=reviews)
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# the reviews to show
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paginated = Paginator(reviews.exclude(
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Q(content__isnull=True) | Q(content='')
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), PAGE_LENGTH)
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reviews_page = paginated.page(page)
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user_tags = readthroughs = user_shelves = other_edition_shelves = []
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if request.user.is_authenticated:
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user_tags = models.UserTag.objects.filter(
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book=book, user=request.user
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).values_list('tag__identifier', flat=True)
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readthroughs = models.ReadThrough.objects.filter(
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user=request.user,
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book=book,
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).order_by('start_date')
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for readthrough in readthroughs:
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readthrough.progress_updates = \
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readthrough.progressupdate_set.all() \
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.order_by('-updated_date')
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user_shelves = models.ShelfBook.objects.filter(
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user=request.user, book=book
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)
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other_edition_shelves = models.ShelfBook.objects.filter(
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~Q(book=book),
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user=request.user,
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book__parent_work=book.parent_work,
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)
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data = {
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'book': book,
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'reviews': reviews_page,
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'review_count': reviews.count(),
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'ratings': reviews.filter(Q(content__isnull=True) | Q(content='')),
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'rating': reviews.aggregate(Avg('rating'))['rating__avg'],
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'tags': models.UserTag.objects.filter(book=book),
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'lists': privacy_filter(
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request.user, book.list_set.all()
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),
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'user_tags': user_tags,
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'user_shelves': user_shelves,
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'other_edition_shelves': other_edition_shelves,
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'readthroughs': readthroughs,
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'path': '/book/%s' % book_id,
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}
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return TemplateResponse(request, 'book.html', data)
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@method_decorator(login_required, name='dispatch')
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@method_decorator(
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permission_required('bookwyrm.edit_book', raise_exception=True),
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name='dispatch')
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class EditBook(View):
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''' edit a book '''
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def get(self, request, book_id=None):
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''' info about a book '''
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book = None
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if book_id:
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book = get_edition(book_id)
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if not book.description:
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book.description = book.parent_work.description
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data = {
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'book': book,
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'form': forms.EditionForm(instance=book)
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}
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return TemplateResponse(request, 'edit_book.html', data)
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def post(self, request, book_id=None):
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''' edit a book cool '''
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# returns None if no match is found
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book = models.Edition.objects.filter(id=book_id).first()
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form = forms.EditionForm(request.POST, request.FILES, instance=book)
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data = {
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'book': book,
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'form': form
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}
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if not form.is_valid():
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return TemplateResponse(request, 'edit_book.html', data)
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add_author = request.POST.get('add_author')
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# we're adding an author through a free text field
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if add_author:
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data['add_author'] = add_author
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# check for existing authors
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vector = SearchVector('name', weight='A') +\
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SearchVector('aliases', weight='B')
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data['author_matches'] = models.Author.objects.annotate(
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search=vector
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).annotate(
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rank=SearchRank(vector, add_author)
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).filter(rank__gt=0.8).order_by('-rank')[:5]
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# we're creating a new book
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if not book:
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# check if this is an edition of an existing work
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author_text = book.author_text if book else add_author
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data['book_matches'] = connector_manager.local_search(
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'%s %s' % (form.cleaned_data.get('title'), author_text),
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min_confidence=0.5,
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raw=True
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)[:5]
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# either of the above cases requires additional confirmation
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if add_author or not book:
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# creting a book or adding an author to a book needs another step
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data['confirm_mode'] = True
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return TemplateResponse(request, 'edit_book.html', data)
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book = form.save()
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return redirect('/book/%s' % book.id)
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@method_decorator(login_required, name='dispatch')
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@method_decorator(
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permission_required('bookwyrm.edit_book', raise_exception=True),
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name='dispatch')
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class ConfirmEditBook(View):
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''' confirm edits to a book '''
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def post(self, request, book_id=None):
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''' edit a book cool '''
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# returns None if no match is found
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book = models.Edition.objects.filter(id=book_id).first()
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form = forms.EditionForm(request.POST, request.FILES, instance=book)
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data = {
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'book': book,
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'form': form
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}
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if not form.is_valid():
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return TemplateResponse(request, 'edit_book.html', data)
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# create work, if needed
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# TODO
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# save book
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book = form.save()
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# get or create author as needed
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if request.POST.get('add_author'):
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if request.POST.get('author_match'):
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author = get_object_or_404(
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models.Author, id=request.POST['author_match'])
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else:
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author = models.Author.objects.create(
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name=request.POST.get('add_author'))
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book.authors.add(author)
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return redirect('/book/%s' % book.id)
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class Editions(View):
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''' list of editions '''
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def get(self, request, book_id):
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''' list of editions of a book '''
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work = get_object_or_404(models.Work, id=book_id)
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if is_api_request(request):
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return ActivitypubResponse(work.to_edition_list(**request.GET))
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data = {
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'editions': work.editions.order_by('-edition_rank').all(),
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'work': work,
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}
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return TemplateResponse(request, 'editions.html', data)
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@login_required
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@require_POST
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def upload_cover(request, book_id):
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''' upload a new cover '''
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book = get_object_or_404(models.Edition, id=book_id)
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form = forms.CoverForm(request.POST, request.FILES, instance=book)
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if not form.is_valid():
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return redirect('/book/%d' % book.id)
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book.last_edited_by = request.user
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book.cover = form.files['cover']
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book.save()
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return redirect('/book/%s' % book.id)
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@login_required
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@require_POST
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@permission_required('bookwyrm.edit_book', raise_exception=True)
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def add_description(request, book_id):
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''' upload a new cover '''
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if not request.method == 'POST':
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return redirect('/')
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book = get_object_or_404(models.Edition, id=book_id)
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description = request.POST.get('description')
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book.description = description
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book.last_edited_by = request.user
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book.save()
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return redirect('/book/%s' % book.id)
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@require_POST
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def resolve_book(request):
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''' figure out the local path to a book from a remote_id '''
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remote_id = request.POST.get('remote_id')
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connector = connector_manager.get_or_create_connector(remote_id)
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book = connector.get_or_create_book(remote_id)
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return redirect('/book/%d' % book.id)
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@login_required
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@require_POST
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@transaction.atomic
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def switch_edition(request):
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''' switch your copy of a book to a different edition '''
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edition_id = request.POST.get('edition')
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new_edition = get_object_or_404(models.Edition, id=edition_id)
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shelfbooks = models.ShelfBook.objects.filter(
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book__parent_work=new_edition.parent_work,
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shelf__user=request.user
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)
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for shelfbook in shelfbooks.all():
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with transaction.atomic():
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models.ShelfBook.objects.create(
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created_date=shelfbook.created_date,
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user=shelfbook.user,
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shelf=shelfbook.shelf,
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book=new_edition
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)
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shelfbook.delete()
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readthroughs = models.ReadThrough.objects.filter(
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book__parent_work=new_edition.parent_work,
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user=request.user
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)
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for readthrough in readthroughs.all():
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readthrough.book = new_edition
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readthrough.save()
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return redirect('/book/%d' % new_edition.id)
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