def book_info_by_barcode(request, book_id):
# return:
# -1: no barcode matches found. (default result)
# -2: other errors
# barcode is the unique string assigned to the books in library
result = None
template = '404.html'
context = {}
#TODO: this one is nasty - either update the models or write a generic raw query in query.py
try:
context = query.get_book_info('call_number', book_id)[0]
#todo: fix the exception part
except Exception as e:
template = '404.html'
result = render(request, '404.html')
print e
if context:
template = 'book_page.html'
result = render(request, template, context)
return result
def get_book_detail(request, book_id):
# return:
# -1: no barcode matches found. (default result)
# -2: other errors
# barcode is the unique string assigned to the books in library
result = None
result = {}
#TODO: this one is nasty - either update the models or write a generic raw query in query.py
try:
result = query.get_book_info('call_number', book_id)[0]
#todo: fix the exception part
except Exception as e:
result['error'] = 400
print e
if 'error' in result:
status = 400
else:
status = 200
result = json.dumps(result)
response = HttpResponse(result, content_type="application/json; charset=UTF-8", status=status)
response['status'] = status
response['Access-Control-Allow-Origin'] = '*'
return response
def do_search(field, keyword):
#TODO: need to refactor the function to search fields other than those in the Readerware table
# e.g. author(contributor), language, etc.
# POST: json result of book search
book_list = []
result = {}
print field, keyword
if keyword:
keyword = keyword.replace(',', ' ').replace(';', ' ').replace('+', ' ').split()
if field == 'title':
book_list = query.get_book_info('title', keyword)
elif field == 'author':
author_keywords = get_author_id_list(keyword)
if keyword:
for author_keyword in author_keywords:
for author_field in author_fields:
search_result = query.get_book_info(author_field, author_keyword, is_exact=True)
if search_result:
book_list += search_result
elif field == 'isbn':
book_list = query.get_book_info('isbn', keyword)
if book_list:
result['books'] = book_list
else:
result['error'] = 'No Book Found'
result = json.dumps(result)
return result
def get_all_book(limit=2000):
book_list = query.get_book_info(no_keyword=True, search_limit=limit)
result = {}
if book_list:
result['books'] = book_list
else:
result['error'] = 'No Book Found'
result = json.dumps(result)
return result