Retain author across saves

This commit is contained in:
Mouse Reeve 2022-02-25 17:55:30 -08:00
parent 29a6d74ff2
commit eea7d9d4e5

View file

@ -39,42 +39,20 @@ class EditBook(View):
data = {"book": book, "form": forms.EditionForm(instance=book)}
return TemplateResponse(request, "book/edit/edit_book.html", data)
# pylint: disable=too-many-locals
def post(self, request, book_id):
"""edit a book cool"""
# returns None if no match is found
book = models.Edition.objects.filter(id=book_id).first()
book = get_object_or_404(models.Edition, id=book_id)
form = forms.EditionForm(request.POST, request.FILES, instance=book)
data = {"book": book, "form": form}
if not form.is_valid():
print("FORM NOT VALID", form.errors)
return TemplateResponse(request, "book/edit/edit_book.html", data)
data = add_authors(request, data)
# either of the above cases requires additional confirmation
if data.get("add_author"):
# creting a book or adding an author to a book needs another step
data["confirm_mode"] = True
# this isn't preserved because it isn't part of the form obj
data["remove_authors"] = request.POST.getlist("remove_authors")
data["cover_url"] = request.POST.get("cover-url")
# make sure the dates are passed in as datetime, they're currently a string
# QueryDicts are immutable, we need to copy
formcopy = data["form"].data.copy()
try:
formcopy["first_published_date"] = dateparse(
formcopy["first_published_date"]
)
except (MultiValueDictKeyError, ValueError):
pass
try:
formcopy["published_date"] = dateparse(formcopy["published_date"])
except (MultiValueDictKeyError, ValueError):
pass
data["form"].data = formcopy
data = copy_form(data)
return TemplateResponse(request, "book/edit/edit_book.html", data)
remove_authors = request.POST.getlist("remove_authors")
@ -110,64 +88,72 @@ class CreateBook(View):
"""create a new book"""
# returns None if no match is found
form = forms.EditionForm(request.POST, request.FILES)
data = {"form": form}
# collect data provided by the work or import item
parent_work_id = request.POST.get("parent_work")
authors = None
if request.POST.get("authors"):
author_ids = findall(r"\d+", request.POST["authors"])
authors = models.Author.objects.filter(id__in=author_ids)
# fake book in case we need to keep editing
if parent_work_id:
data["book"] = {
"parent_work": {"id": parent_work_id},
"authors": authors,
}
if not form.is_valid():
print(form.errors)
return TemplateResponse(request, "book/edit/edit_book.html", data)
data = add_authors(request, data)
author_text = ", ".join(data.get("add_author", []))
# check if this is an edition of an existing work
author_text = ", ".join(data.get("add_author", []))
data["book_matches"] = book_search.search(
f'{form.cleaned_data.get("title")} {author_text}',
min_confidence=0.1,
)[:5]
parent_work_id = request.POST.get("parent_work")
if not parent_work_id or data.get("add_authors"):
# creting a book or adding an author to a book needs another step
data["confirm_mode"] = True
# this isn't preserved because it isn't part of the form obj
data["remove_authors"] = request.POST.getlist("remove_authors")
data["cover_url"] = request.POST.get("cover-url")
# make sure the dates are passed in as datetime, they're currently a string
# QueryDicts are immutable, we need to copy
formcopy = data["form"].data.copy()
formcopy["parent_work"] = parent_work_id
try:
formcopy["first_published_date"] = dateparse(
formcopy["first_published_date"]
)
except (MultiValueDictKeyError, ValueError):
pass
try:
formcopy["published_date"] = dateparse(formcopy["published_date"])
except (MultiValueDictKeyError, ValueError):
pass
data["form"].data = formcopy
# go to confirm mode
if not parent_work_id or data.get("add_author"):
data = copy_form(data)
return TemplateResponse(request, "book/edit/edit_book.html", data)
book = form.save()
parent_work = get_object_or_404(models.Work, id=parent_work_id)
book.parent_work = parent_work
with transaction.atomic():
book = form.save()
parent_work = get_object_or_404(models.Work, id=parent_work_id)
book.parent_work = parent_work
if request.POST.get("authors"):
author_ids = findall(r"\d+", request.POST["authors"])
# django can't parse the authors form element
book.authors.add(*models.Author.objects.filter(id__in=author_ids))
if authors:
book.authors.add(*authors)
url = request.POST.get("cover-url")
if url:
image = set_cover_from_url(url)
if image:
book.cover.save(*image, save=False)
book.save()
url = request.POST.get("cover-url")
if url:
image = set_cover_from_url(url)
if image:
book.cover.save(*image, save=False)
book.save()
return redirect(f"/book/{book.id}")
def copy_form(data):
"""helper to re-create the date fields in the form"""
formcopy = data["form"].data.copy()
try:
formcopy["first_published_date"] = dateparse(formcopy["first_published_date"])
except (MultiValueDictKeyError, ValueError):
pass
try:
formcopy["published_date"] = dateparse(formcopy["published_date"])
except (MultiValueDictKeyError, ValueError):
pass
data["form"].data = formcopy
return data
def add_authors(request, data):
"""helper for adding authors"""
add_author = [author for author in request.POST.getlist("add_author") if author]
@ -178,6 +164,12 @@ def add_authors(request, data):
data["author_matches"] = []
data["isni_matches"] = []
# creting a book or adding an author to a book needs another step
data["confirm_mode"] = True
# this isn't preserved because it isn't part of the form obj
data["remove_authors"] = request.POST.getlist("remove_authors")
data["cover_url"] = request.POST.get("cover-url")
for author in add_author:
# filter out empty author fields
if not author:
@ -256,6 +248,13 @@ class ConfirmEditBook(View):
# save book
book = form.save()
# add known authors
authors = None
if request.POST.get("authors"):
author_ids = findall(r"\d+", request.POST["authors"])
authors = models.Author.objects.filter(id__in=author_ids)
book.authors.add(*authors)
# get or create author as needed
for i in range(int(request.POST.get("author-match-count", 0))):
match = request.POST.get(f"author_match-{i}")