forked from mirrors/bookwyrm
104 lines
3.6 KiB
Python
104 lines
3.6 KiB
Python
""" the good stuff! the books! """
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from functools import reduce
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import operator
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from django.contrib.auth.decorators import login_required
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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 Q
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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 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.settings import PAGE_LENGTH
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from bookwyrm.views.helpers import is_api_request
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# pylint: disable=no-self-use
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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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filters = {}
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if request.GET.get("language"):
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filters["languages__contains"] = [request.GET.get("language")]
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if request.GET.get("format"):
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filters["physical_format__iexact"] = request.GET.get("format")
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editions = work.editions.order_by("-edition_rank")
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languages = set(sum(editions.values_list("languages", flat=True), []))
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editions = editions.filter(**filters)
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query = request.GET.get("q")
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if query:
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searchable_array_fields = ["languages", "publishers"]
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searchable_fields = [
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"title",
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"physical_format",
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"isbn_10",
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"isbn_13",
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"oclc_number",
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"asin",
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]
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search_filter_entries = [
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{f"{f}__icontains": query} for f in searchable_fields
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] + [{f"{f}__iexact": query} for f in searchable_array_fields]
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editions = editions.filter(
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reduce(operator.or_, (Q(**f) for f in search_filter_entries))
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)
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paginated = Paginator(editions, PAGE_LENGTH)
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page = paginated.get_page(request.GET.get("page"))
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data = {
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"editions": page,
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"page_range": paginated.get_elided_page_range(
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page.number, on_each_side=2, on_ends=1
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),
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"work": work,
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"work_form": forms.EditionFromWorkForm(instance=work),
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"languages": languages,
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"formats": set(
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e.physical_format.lower() for e in editions if e.physical_format
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),
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}
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return TemplateResponse(request, "book/editions/editions.html", data)
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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, 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, 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(f"/book/{new_edition.id}")
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