regluit/core/search.py

67 lines
2.5 KiB
Python

import re
import json
import requests
import regluit.core.isbn
from django.conf import settings
def gluejar_search(q, user_ip='69.243.24.29', page=1):
"""normalizes results from the google books search suitable for gluejar
"""
results = []
search_result=googlebooks_search(q, user_ip, page)
if 'items' in search_result.keys():
for item in search_result['items']:
v = item['volumeInfo']
r = {'title': v.get('title', ""),
'description': v.get('description', ""),
'publisher': v.get('publisher', ""),
'googlebooks_id': item.get('id')}
# TODO: allow multiple authors
if v.has_key('authors') and len(v['authors']) > 0:
r['author'] = v['authors'][0]
else:
r['author'] = ""
r['isbn_13'] = None
# pull out isbns
for i in v.get('industryIdentifiers', []):
if i['type'] == 'ISBN_13':
r['isbn_13'] = i['identifier']
elif i['type'] == 'ISBN_10':
if not r['isbn_13'] :
r['isbn_13'] = regluit.core.isbn.convert_10_to_13(i['identifier'])
# cover image
if v.has_key('imageLinks'):
url = v['imageLinks'].get('thumbnail', "")
url = re.sub(r'http://bks[0-9]+\.books\.google\.com', 'https://encrypted.google.com', url)
r['cover_image_thumbnail'] = url
else:
r['cover_image_thumbnail'] = "/static/images/generic_cover_larger.png"
access_info = item.get('accessInfo')
if access_info:
epub = access_info.get('epub')
if epub and epub.get('downloadLink'):
r['first_epub_url'] = epub['downloadLink']
pdf = access_info.get('pdf')
if pdf and pdf.get('downloadLink'):
r['first_pdf_url'] = pdf['downloadLink']
results.append(r)
return results
def googlebooks_search(q, user_ip, page):
# XXX: need to pass IP address of user in from the frontend
headers = {'X-Forwarded-For': user_ip}
start = (page - 1) * 10
params = {'q': q, 'startIndex': start, 'maxResults': 10}
if hasattr(settings, 'GOOGLE_BOOKS_API_KEY'):
params['key'] = settings.GOOGLE_BOOKS_API_KEY
r = requests.get('https://www.googleapis.com/books/v1/volumes',
params=params, headers=headers)
return json.loads(r.content)