def get(cls, owner_key):
books_owned = memcache.get(cls.key(owner_key))
if not books_owned:
books_owned = []
for book_key in Book.owned_by(owner_key):
books_owned.append(str(book_key))
memcache.set(cls.key(owner_key), books_owned)
return books_owned
def get():
feed = memcache.get(feed_key)
if not feed:
new_book_keys = [str(key_obj) for key_obj in Book.new_books()]
new_books = [CachedBook.get(book_id) for book_id in new_book_keys]
template_values = {
'root': "http://whotookmybook.appspot.com/",
'books': new_books,
'updated_feed': datetime.now().isoformat() + 'Z'
}
path = os.path.join(os.path.dirname(__file__), 'whats_new.template')
feed = template.render(path, template_values)
memcache.set(feed_key, feed)
return feed
# hardcode created date to 10-May-2009 for all books without a created date
from google.appengine.ext import db
from wtmb import Book
import datetime
print 'starting'
all_books = db.GqlQuery("SELECT __key__ from Book LIMIT 1000").fetch(1000)
print 'all books count = ' + str(len(all_books))
books_with_cdate = db.GqlQuery("SELECT __key__ from Book WHERE created_date > DATE(2009, 5, 14) LIMIT 1000").fetch(1000)
print 'new books count = ' + str(len(books_with_cdate))
for key in books_with_cdate:
all_books.remove(key)
print 'old books count = ' + str(len(all_books))
for key in all_books:
oldBook = Book.get(key)
print "<br>updating date for " + oldBook.title
oldBook.created_date = datetime.datetime(2009, 5, 10)
oldBook.put()
def get(cls, book_id):
book = memcache.get(cls.key(book_id))
if not book:
book = Book.get(book_id).to_hash()
memcache.set(cls.key(book_id), book)
return book
def get(cls, user_key):
books = memcache.get(cls.key(user_key))
if not books:
books = set(str(book_key) for book_key in Book.borrowed_by(user_key))
memcache.set(cls.key(user_key), books)
return books
#800 Literature
#900 History, geography, Biography
# 823 = fiction
def resolve(dewey):
if dewey is None:
return "unclassified"
num = float(dewey)
if num - 823 < 1:
return "fiction"
if num < 100:
return "computers"
return "others"
d = {}
for bk in Book.all():
category = resolve(bk.dewey)
if None == d.get(category):
d[category] = []
titles = memcache.get(category)
if not titles:
titles = []
memcache.set(category, titles)
d[category].append(bk.title)
titles.append(bk.key())
for key in d.keys():
print "CATEGORY"
print key
for t in d[key]:
print unicode(t).encode("utf-8")
from google.appengine.api.labs import taskqueue
from wtmb import Book
keycsv = ""
keylist = []
batches = []
for bk_key in Book.all_books():
keylist.append(str(bk_key))
for i in range(0, len(keylist), 100):
batches.append(keylist[i:i+100])
for batch in batches:
taskqueue.add(url='/indexbook', params={'keycsv': ','.join(batch)})