weboob-devel/weboob/backends/cragr/browser.py

207 lines
8.3 KiB
Python

# -*- coding: utf-8 -*-
# Copyright(C) 2009-2011 Romain Bignon
#
# This file is part of weboob.
#
# weboob is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# weboob is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with weboob. If not, see <http://www.gnu.org/licenses/>.
from weboob.tools.browser import BaseBrowser, BrowserIncorrectPassword
from weboob.capabilities.bank import Transfer, TransferError
from weboob.backends.cragr import pages
import mechanize
from datetime import datetime
import re
# Browser
class Cragr(BaseBrowser):
PROTOCOL = 'https'
ENCODING = 'utf-8'
USER_AGENT = BaseBrowser.USER_AGENTS['wget']
# a session id that is sometimes added, and should be ignored when matching pages
SESSION_REGEXP = '(?:|%s[A-Z0-9]+)' % re.escape(r';jsessionid=')
is_logging = False
def __init__(self, website, *args, **kwargs):
self.DOMAIN = website
self.PAGES = {'https://%s/' % website: pages.LoginPage,
'https://%s/.*\.c.*' % website: pages.AccountsList,
('https://%s/login/process' % website) + self.SESSION_REGEXP: pages.AccountsList,
'https://%s/accounting/listAccounts' % website: pages.AccountsList,
'https://%s/accounting/listOperations' % website: pages.AccountsList,
'https://%s/accounting/showAccountDetail.+' % website: pages.AccountsList,
}
BaseBrowser.__init__(self, *args, **kwargs)
def viewing_html(self):
"""
As the fucking HTTP server returns a document in unknown mimetype
'application/vnd.wap.xhtml+xml' it is not recognized by mechanize.
So this is a fucking hack.
"""
return True
def is_logged(self):
return self.page and self.page.is_logged() or self.is_logging
def login(self):
assert isinstance(self.username, basestring)
assert isinstance(self.password, basestring)
self.is_logging = True
if not self.is_on_page(pages.LoginPage):
self.home()
self.page.login(self.username, self.password)
self.is_logging = False
if not self.is_logged():
raise BrowserIncorrectPassword()
def get_accounts_list(self):
self.home()
# if there is no redirection but we are connected, go to a page that will be recognized
# as the account list page
# this is a hack, a better solution would be to recognize the page regardless of the URL
return self.page.get_list()
def home(self):
BaseBrowser.home(self)
if self.is_on_page(pages.LoginPage) and self.is_logged():
self.location('%s://%s/accounting/listAccounts' % (self.PROTOCOL, self.DOMAIN))
def get_account(self, id):
assert isinstance(id, basestring)
l = self.get_accounts_list()
for a in l:
if a.id == ('%s' % id):
return a
return None
def get_history(self, account):
page_url = account.link_id
operations_count = 0
while (page_url):
self.location('https://%s%s' % (self.DOMAIN, page_url))
for page_operation in self.page.get_history(operations_count):
operations_count += 1
yield page_operation
page_url = self.page.next_page_url()
def dict_find_value(self, dictionary, value):
"""
Returns the first key pointing on the given value, or None if none
is found.
"""
for k, v in dictionary.iteritems():
if v == value:
return k
return None
def do_transfer(self, account, to, amount, reason=None):
"""
Transfer the given amount of money from an account to another,
tagging the transfer with the given reason.
"""
# access the transfer page
transfer_page_unreachable_message = u'Could not reach the transfer page.'
self.home()
if not self.page.is_accounts_list():
raise TransferError(transfer_page_unreachable_message)
operations_url = self.page.operations_page_url()
self.location('https://%s%s' % (self.DOMAIN, operations_url))
transfer_url = self.page.transfer_page_url()
abs_transfer_url = 'https://%s%s' % (self.DOMAIN, transfer_url)
self.location(abs_transfer_url)
if not self.page.is_transfer_page():
raise TransferError(transfer_page_unreachable_message)
source_accounts = self.page.get_transfer_source_accounts()
target_accounts = self.page.get_transfer_target_accounts()
# check that the given source account can be used
if not account in source_accounts.values():
raise TransferError('You cannot use account %s as a source account.' % account)
# check that the given source account can be used
if not to in target_accounts.values():
raise TransferError('You cannot use account %s as a target account.' % to)
# separate euros from cents
amount_euros = int(amount)
amount_cents = int((amount * 100) - (amount_euros * 100))
# let's circumvent https://github.com/jjlee/mechanize/issues/closed#issue/17
# using http://wwwsearch.sourceforge.net/mechanize/faq.html#usage
adjusted_response = self.response().get_data().replace('<br/>', '<br />')
response = mechanize.make_response(adjusted_response, [('Content-Type', 'text/html')], abs_transfer_url, 200, 'OK')
self.set_response(response)
# fill the form
self.select_form(nr=0)
self['numCompteEmetteur'] = ['%s' % self.dict_find_value(source_accounts, account)]
self['numCompteBeneficiaire'] = ['%s' % self.dict_find_value(target_accounts, to)]
self['montantPartieEntiere'] = '%s' % amount_euros
self['montantPartieDecimale'] = '%02d' % amount_cents
self['libelle'] = reason
self.submit()
# look for known errors
content = unicode(self.response().get_data(), 'utf-8')
insufficient_amount_message = u'Montant insuffisant.'
maximum_allowed_balance_message = u'Solde maximum autorisé dépassé.'
if content.find(insufficient_amount_message) != -1:
raise TransferError('The amount you tried to transfer is too low.')
if content.find(maximum_allowed_balance_message) != -1:
raise TransferError('The maximum allowed balance for the target account has been / would be reached.')
# look for the known "all right" message
ready_for_transfer_message = u'Vous allez effectuer un virement'
if not content.find(ready_for_transfer_message):
raise TransferError('The expected message "%s" was not found.' % ready_for_transfer_message)
# submit the last form
self.select_form(nr=0)
submit_date = datetime.now()
self.submit()
# look for the known "everything went well" message
content = unicode(self.response().get_data(), 'utf-8')
transfer_ok_message = u'Vous venez d\'effectuer un virement du compte'
if not content.find(transfer_ok_message):
raise TransferError('The expected message "%s" was not found.' % transfer_ok_message)
# We now have to return a Transfer object
# the final page does not provide any transfer id, so we'll use the submit date
transfer = Transfer(submit_date.strftime('%Y%m%d%H%M%S'))
transfer.amount = amount
transfer.origin = account
transfer.recipient = to
transfer.date = submit_date
return transfer
#def get_coming_operations(self, account):
# if not self.is_on_page(pages.AccountComing) or self.page.account.id != account.id:
# self.location('/NS_AVEEC?ch4=%s' % account.link_id)
# return self.page.get_operations()