def _is_isbn(self, text):
""" Determine whether the user's input is a valid isbn number. """
try:
utils.validate_isbn(text)
except Exception:
# not a isbn
return False
else:
return True
def post(self):
""" Handling requests for editing data. """
email = auth.get_email_from_cookies(self.request.cookies)
self.user = auth.user.User.get_by_email(email)
if not self.user:
self.redirect('/login')
return
self.isbn = self.request.path.split('/book/')[1]
try:
utils.validate_isbn(self.isbn)
except Exception:
msg = "Invalid ISBN: " + self.isbn
params = {'msg': msg}
self.redirect('/error?' + urllib.urlencode(params))
return
if not self.user.is_douban_connected():
self.redirect('/auth/douban')
return
edit_type = self.request.get('type')
# the booklists this book was previously in
from_lists = [bl for bl in BookList.get_all_booklists(self.user) if self.isbn in bl.isbns()]
if edit_type == 'booklist':
self._edit_booklist(from_lists)
self._finish_editing()
return
self.edited = False
if edit_type == 'rating':
self._edit_rating()
elif edit_type == 'comment':
self._edit_comment()
elif edit_type == 'tags':
self._edit_tags()
elif edit_type == 'tongji':
self._edit_tongji()
if self.edited:
if from_lists:
# already in some lists, now edited, sync to douban, edit
self._sync_edit("PUT")
else:
# previously not in any list, now edited, add it to Done List
done_list = BookList.get_or_create(self.user, books.booklist.LIST_DONE)
done_list.add_isbn(self.isbn, front=True)
# sync to douban, add
self._sync_edit("POST")
self._finish_editing()
def get(self):
email = auth.get_email_from_cookies(self.request.cookies)
user = auth.user.User.get_by_email(email)
if not user:
self.redirect('/login')
return
isbn = self.request.path.split('/book/')[1]
try:
utils.validate_isbn(isbn)
except Exception:
msg = "Invalid ISBN: " + isbn
params = {'msg': msg}
self.redirect('/error?' + urllib.urlencode(params))
return
template = utils.get_jinja_env().get_template('onebook.html')
context = {
'user': user
}
reload = self.request.get('reload') == 'True'
if reload:
# force to reload from douban..
try:
full = self._load(user, isbn, reload=True, tjlib=True)
except Exception as err:
params = {'msg': err}
self.redirect('/error?%s' % urllib.urlencode(params))
return
else:
full = self._load(user, isbn, reload=False)
if full.is_empty():
# no such data in local datastore, try fetch
try:
full = self._load(user, isbn, reload=True, tjlib=True)
except Exception as err:
params = {'msg': err}
self.redirect('/error?%s' % urllib.urlencode(params))
return
context['title'] = full.book.title
context['book'] = full.book
context['booklist_name'] = full.booklist_name
context['rating'] = full.rating
context['tags'] = full.tags
context['comment'] = full.comment
self.response.out.write(template.render(context))
return
def isbn(request):
from utils import search_by_isbn, validate_isbn, convert_to_13
from search.models import get_offers, get_auctions
if request.method == "POST":
isbn = request.POST.get("search_input","0")
isbn = isbn.lstrip()
isbn = isbn.rstrip()
if validate_isbn(isbn=isbn):
isbn = re.sub("[^0-9Xx]", "", isbn)
isbn = convert_to_13(isbn=isbn)
result = search_by_isbn(query=isbn)
if result["books"]:
result["query"] = isbn
result["search_length"] = len(result["books"])
for book in result["books"]:
offer = sorted(get_offers(book["isbn"]), key=(lambda x:x["buy_price"]))
if offer:
book["min_offer"] = offer[0]["buy_price"]
auction = sorted(get_auctions(book["isbn"]), key=(lambda y:y["current_price"]))
if auction:
book["min_auction"] = auction[0]["current_price"]
return render(request, 'search_results.html', result)
else:
return render(request, 'search_empty.html', {"query": isbn})
else:
return render(request, 'search_empty.html', {"query": isbn})
return render(request, 'error_page.html')
def isbn(request):
from utils import search_by_isbn, validate_isbn, convert_to_13
from search.models import get_offers, get_auctions
if request.method == "POST":
isbn = request.POST.get("search_input", "0")
isbn = isbn.lstrip()
isbn = isbn.rstrip()
if validate_isbn(isbn=isbn):
isbn = re.sub("[^0-9Xx]", "", isbn)
isbn = convert_to_13(isbn=isbn)
result = search_by_isbn(query=isbn)
if result["books"]:
result["query"] = isbn
result["search_length"] = len(result["books"])
for book in result["books"]:
offer = sorted(get_offers(book["isbn"]),
key=(lambda x: x["buy_price"]))
if offer:
book["min_offer"] = offer[0]["buy_price"]
auction = sorted(get_auctions(book["isbn"]),
key=(lambda y: y["current_price"]))
if auction:
book["min_auction"] = auction[0]["current_price"]
return render(request, 'search_results.html', result)
else:
return render(request, 'search_empty.html', {"query": isbn})
else:
return render(request, 'search_empty.html', {"query": isbn})
return render(request, 'error_page.html')