def search_amazon(term):
results = []
if term:
amazon_results = None
if _is_isbn(term):
amazon_results = get_by_isbn(term)
else:
amazon_results = search_by_keywords(term, settings.AMAZON_QUERY_COUNT)
if amazon_results:
for info in amazon_results:
book = Book.objects.create(
isbn=info['isbn'],
title=info['title'],
edition=info['edition'],
authors=info['authors'],
format=info['format'],
publisher=info['publisher'],
publication_date=info['publication_date'],
list_price=info['list_price']
)
book.save()
# todo: move it to task queue
try:
# save book image to file
image_temp = NamedTemporaryFile(delete=True)
image_temp.write(urllib2.urlopen(info['image_url']).read())
image_temp.flush()
book.image.save(info['image'], File(image_temp), save=True)
except Exception:
logger.error('unknown exception when saving book image from Amazon')
# make book price object
BookPrices.objects.create(book=book)
results.append(book)
return results
def search(request):
term = request.GET.get('q', '').strip()
amazon_info = []
# bookstore_info = []
book_results = []
if term != '':
saved_term = request.session.get('term', '')
saved_results = request.session.get('books', [])
if saved_term == term and saved_results:
book_results = saved_results
else:
if _is_isbn(term):
book_results = Book.objects.filter(isbn__contains=term)
if not book_results:
logger.error('not result found for isbn')
amazon_info = get_by_isbn(term)
elif _is_course_name(term):
book_results = Book.objects.filter(courses__keywords__icontains=term).distinct()
# if not book_results:
# bookstore_info = bookstore_info+(fetchBooks(quarter='Summer', course=term))
# bookstore_info = bookstore_info+(fetchBooks(quarter='Autumn', course=term))
# bookstore_info = removeBookDuplicates(bookstore_info)
else:
book_results = Book.objects.filter(title__icontains=term)
# if not book_results:
# book_results = Book.objects.filter(courses__name__icontains=term).distinct()
if not book_results:
pass
#amazon_info = search_by_keywords(term, settings.AMAZON_QUERY_COUNT)
# if bookstore_info:
# logger.info('query through bookstore')
#
# book_results = []
# for info in bookstore_info:
# book, created = Book.objects.get_or_create(
# isbn=info['isbn'],
# )
# # make book price object
# if created:
# book.title=info['title']
# book.list_price=info['new_price']
# book.save()
# BookPrices.objects.create(book=book, ubookstore_new=info['new_price'], ubookstore_used=info['used_price'])
# book_results.append(book)
if amazon_info:
logger.info('query through amazon')
book_results = []
for info in amazon_info:
try_book = Book.objects.filter(isbn__contains=info['isbn'])
if try_book:
book_results.extend(try_book)
else:
book = Book.objects.create(
isbn=info['isbn'],
title=info['title'],
edition=info['edition'],
authors=info['authors'],
format=info['format'],
publisher=info['publisher'],
publication_date=info['publication_date'],
list_price=info['list_price']
)
book.save()
# todo: move it to task queue
try:
# save book image to file
image_temp = NamedTemporaryFile(delete=True)
image_temp.write(urllib2.urlopen(info['image_url']).read())
image_temp.flush()
book.image.save(info['image'], File(image_temp), save=True)
except Exception:
logger.error('unknown exception when saving book image from Amazon')
# make book price object
BookPrices.objects.create(book=book)
book_results.append(book)
request.session['term'] = term
request.session['books'] = book_results
paginator = Paginator(book_results, NUM_PER_PAGE)
try:
page = int(request.GET.get('page', '1'))
except ValueError:
page = 1
try:
page_results = paginator.page(page)
except (EmptyPage, InvalidPage):
page_results = paginator.page(paginator.num_pages)
args = {
'term': term,
'books': page_results,
'total': paginator.count,
}
return render_to_response('search_results.html', args, context_instance=RequestContext(request))
