def get_loan(identifier, user_key=None):
"""Returns the loan object for given identifier, if a loan exists.
If user_key is specified, it returns the loan only if that user is
borrowed that book.
"""
_loan = None
account = None
if user_key:
if user_key.startswith('@'):
account = OpenLibraryAccount.get(link=user_key)
else:
account = OpenLibraryAccount.get(key=user_key)
d = web.ctx.site.store.get("loan-" + identifier)
if d and (user_key is None or (d['user'] == account.username) or \
(d['user'] == account.itemname)):
loan = Loan(d)
if loan.is_expired():
return loan.delete()
try:
_loan = _get_ia_loan(identifier, account
and userkey2userid(account.username))
except Exception as e:
pass
try:
_loan = _get_ia_loan(identifier, account and account.itemname)
except Exception as e:
pass
return _loan
def get_loan(identifier, user_key=None):
"""Returns the loan object for given identifier, if a loan exists.
If user_key is specified, it returns the loan only if that user is
borrowed that book.
"""
_loan = None
account = None
if user_key:
if user_key.startswith('@'):
account = OpenLibraryAccount.get(link=user_key)
else:
account = OpenLibraryAccount.get(key=user_key)
d = web.ctx.site.store.get("loan-" + identifier)
if d and (user_key is None or (d['user'] == account.username) or \
(d['user'] == account.itemname)):
loan = Loan(d)
if loan.is_expired():
return loan.delete()
try:
_loan = _get_ia_loan(identifier, account and userkey2userid(account.username))
except Exception as e:
pass
try:
_loan = _get_ia_loan(identifier, account and account.itemname)
except Exception as e:
pass
return _loan
def get_waitinglist_for_user(user_key):
"""Returns the list of records for all the books that a user is waiting for."""
waitlist = []
account = OpenLibraryAccount.get(key=user_key)
if account.itemname:
waitlist.extend(WaitingLoan.query(userid=account.itemname))
waitlist.extend(WaitingLoan.query(userid=lending.userkey2userid(user_key)))
return waitlist
def new(cls, **kw):
user_key = kw['user_key']
itemname = kw.get('itemname', '')
if not itemname:
account = OpenLibraryAccount.get(key=user_key)
itemname = account.itemname
_wl_api.join_waitinglist(kw['identifier'], itemname)
return cls.find(user_key, kw['identifier'], itemname=itemname)
def get_loans_of_user(user_key):
"""TODO: Remove inclusion of local data; should only come from IA"""
account = OpenLibraryAccount.get(username=user_key.split('/')[-1])
loandata = web.ctx.site.store.values(type='/type/loan', name='user', value=user_key)
loans = [Loan(d) for d in loandata] + (_get_ia_loans_of_user(account.itemname) +
_get_ia_loans_of_user(userkey2userid(user_key)))
return loans
def new(cls, **kw):
user_key = kw['user_key']
itemname = kw.get('itemname', '')
if not itemname:
account = OpenLibraryAccount.get(key=user_key)
itemname = account.itemname
_wl_api.join_waitinglist(kw['identifier'], itemname)
return cls.find(user_key, kw['identifier'], itemname=itemname)
def get_loans_of_user(user_key):
"""TODO: Remove inclusion of local data; should only come from IA"""
account = OpenLibraryAccount.get(username=user_key.split('/')[-1])
loandata = web.ctx.site.store.values(type='/type/loan', name='user', value=user_key)
loans = [Loan(d) for d in loandata] + (_get_ia_loans_of_user(account.itemname) +
_get_ia_loans_of_user(userkey2userid(user_key)))
return loans
def get_waitinglist_for_user(user_key):
"""Returns the list of records for all the books that a user is waiting for.
"""
waitlist = []
account = OpenLibraryAccount.get(key=user_key)
if account.itemname:
waitlist.extend(WaitingLoan.query(userid=account.itemname))
waitlist.extend(WaitingLoan.query(userid=lending.userkey2userid(user_key)))
return waitlist
def find(cls, user_key, identifier, itemname=None):
"""Returns the waitingloan for given book_key and user_key.
Returns None if there is no such waiting loan.
"""
if not itemname:
account = OpenLibraryAccount.get(key=user_key)
itemname = account.itemname
result = cls.query(userid=itemname, identifier=identifier)
if result:
return result[0]
def find(cls, user_key, identifier, itemname=None):
"""Returns the waitingloan for given book_key and user_key.
Returns None if there is no such waiting loan.
"""
if not itemname:
account = OpenLibraryAccount.get(key=user_key)
itemname = account.itemname
result = (cls.query(userid=itemname, identifier=identifier) or
cls.query(userid=lending.userkey2userid(user_key), identifier=identifier))
if result:
return result[0]
def get_user_key(self):
user_key = self.get("user_key")
if user_key:
return user_key
userid = self.get("userid")
username = ""
if userid.startswith('@'):
account = OpenLibraryAccount.get(link=userid)
username = account.username
elif userid.startswith('ol:'):
username = userid[len("ol:"):]
return "/people/%s" % username
def get_user_key(self):
user_key = self.get("user_key")
if user_key:
return user_key
userid = self.get("userid")
username = ""
if userid.startswith('@'):
account = OpenLibraryAccount.get(link=userid)
username = account.username
elif userid.startswith('ol:'):
username = userid[len("ol:"):]
return "/people/%s" % username
def delete(self):
loan = dict(self, returned_at=time.time())
user_key = self['user']
account = OpenLibraryAccount.get(key=user_key)
if self.get("stored_at") == 'ia':
ia_lending_api.delete_loan(self['ocaid'], userkey2userid(user_key))
if account.itemname:
ia_lending_api.delete_loan(self['ocaid'], account.itemname)
else:
web.ctx.site.store.delete(self['_key'])
sync_loan(self['ocaid'])
# Inform listers that a loan is completed
msgbroker.send_message("loan-completed", loan)
def delete(self):
loan = dict(self, returned_at=time.time())
user_key = self['user']
account = OpenLibraryAccount.get(key=user_key)
if self.get("stored_at") == 'ia':
ia_lending_api.delete_loan(self['ocaid'], userkey2userid(user_key))
if account.itemname:
ia_lending_api.delete_loan(self['ocaid'], account.itemname)
else:
web.ctx.site.store.delete(self['_key'])
sync_loan(self['ocaid'])
# Inform listers that a loan is completed
msgbroker.send_message("loan-completed", loan)