mirror of
https://gitlab.crans.org/mediatek/med.git
synced 2024-11-26 21:27:11 +00:00
74 lines
2.5 KiB
Python
74 lines
2.5 KiB
Python
# -*- mode: python; coding: utf-8 -*-
|
|
# Copyright (C) 2017-2019 by BDE ENS Paris-Saclay
|
|
# SPDX-License-Identifier: GPL-3.0-or-later
|
|
|
|
import json
|
|
import urllib.request
|
|
|
|
from django.forms import ModelForm
|
|
|
|
from .scraper import BedetequeScraper
|
|
|
|
|
|
class MediaAdminForm(ModelForm):
|
|
def __init__(self, *args, **kwargs):
|
|
super().__init__(*args, **kwargs)
|
|
isbn_field = self.fields.get('isbn')
|
|
if isbn_field:
|
|
isbn_field.widget.template_name = "media/isbn_button.html"
|
|
isbn_field.widget.attrs.update({'autofocus': 'autofocus'})
|
|
|
|
def download_data_bedeteque(self, isbn):
|
|
"""
|
|
Download data from bedeteque
|
|
:return True if success
|
|
"""
|
|
scraper = BedetequeScraper()
|
|
r = scraper.search_by_isbn(isbn)
|
|
if not r:
|
|
return False
|
|
# If results, then take the most accurate
|
|
data = scraper.scrap_bd_info(r[0])
|
|
self.cleaned_data.update(data)
|
|
return True
|
|
|
|
def download_data_openlibrary(self, isbn):
|
|
"""
|
|
Download data from openlibrary
|
|
:return True if success
|
|
"""
|
|
api_url = "https://openlibrary.org/api/books?bibkeys=ISBN:{}" \
|
|
"&format=json&jscmd=data".format(isbn)
|
|
with urllib.request.urlopen(api_url) as url:
|
|
data = json.loads(url.read().decode())
|
|
if data and data['ISBN:' + isbn]:
|
|
data = data['ISBN:' + isbn]
|
|
if 'url' in data:
|
|
# Fill the data
|
|
self.cleaned_data['external_url'] = data['url']
|
|
if 'title' in data:
|
|
self.cleaned_data['title'] = data['title']
|
|
if 'subtitle' in data:
|
|
self.cleaned_data['subtitle'] = data['subtitle']
|
|
if 'number_of_pages' in data:
|
|
self.cleaned_data['number_of_pages'] = \
|
|
data['number_of_pages']
|
|
return True
|
|
return False
|
|
|
|
def clean(self):
|
|
"""
|
|
If user fetch ISBN data, then download data before validating the form
|
|
"""
|
|
# TODO implement authors, side_identifier
|
|
if "_continue" in self.request.POST:
|
|
isbn = self.cleaned_data.get('isbn')
|
|
if isbn:
|
|
# ISBN is present, try with bedeteque
|
|
scrap_result = self.download_data_bedeteque(isbn)
|
|
if not scrap_result:
|
|
# Try with OpenLibrary
|
|
self.download_data_openlibrary(isbn)
|
|
|
|
return super().clean()
|