support new google books api

common/scraper.py

@@ -46,6 +46,7 @@ scraper_registry = {}
 
 def get_normalized_url(raw_url):
     url = re.sub(r'//m.douban.com/(\w+)/', r'//\1.douban.com/', raw_url)
+    url = re.sub(r'//www.google.com/books/edition/_/([A-Za-z0-9_\-]+)[\?]*', r'//books.google.com/books?id=\1&', url)
     return url
 
 

common/scrapers/google.py

@@ -21,7 +21,7 @@ from common.scraper import *
 # https://developers.google.com/books/docs/v1/using
 class GoogleBooksScraper(AbstractScraper):
     site_name = SourceSiteEnum.GOOGLEBOOKS.value
-    host = "books.google.com"
+    host = ["books.google.com", "www.google.com/books"]
     data_class = Book
     form_class = BookForm
     regex = re.compile(r"https://books\.google\.com/books\?id=([^&#]+)")