support when website is unavailable

modules/caissedepargne/browser.py

@@ -22,7 +22,7 @@ from urlparse import urlsplit
 
 from weboob.tools.browser import BaseBrowser, BrowserIncorrectPassword
 
-from .pages import LoginPage, IndexPage, ErrorPage
+from .pages import LoginPage, IndexPage, ErrorPage, UnavailablePage
 
 
 __all__ = ['CaisseEpargne']
@@ -35,6 +35,7 @@ class CaisseEpargne(BaseBrowser):
     PAGES = {'https://[^/]+.caisse-epargne.fr/particuliers/ind_pauthpopup.aspx.*':          LoginPage,
              'https://[^/]+.caisse-epargne.fr/Portail.aspx':                                IndexPage,
              'https://[^/]+.caisse-epargne.fr/login.aspx':                                  ErrorPage,
+             'https://[^/]+.caisse-epargne.fr/page_hs_dei_.*.aspx':                         UnavailablePage,
             }
 
     def is_logged(self):

modules/caissedepargne/pages.py

@@ -22,12 +22,12 @@ from decimal import Decimal
 import re
 
 from weboob.tools.mech import ClientForm
-from weboob.tools.browser import BasePage, BrokenPageError
+from weboob.tools.browser import BasePage, BrokenPageError, BrowserUnavailable
 from weboob.capabilities.bank import Account
 from weboob.tools.capabilities.bank.transactions import FrenchTransaction
 
 
-__all__ = ['LoginPage', 'ErrorPage', 'IndexPage']
+__all__ = ['LoginPage', 'ErrorPage', 'IndexPage', 'UnavailablePage']
 
 
 class LoginPage(BasePage):
@@ -61,6 +61,13 @@ class ErrorPage(BasePage):
         except BrokenPageError:
             return None
 
+class UnavailablePage(BasePage):
+    def on_loaded(self):
+        try:
+            raise BrowserUnavailable(self.parser.select(self.document.getroot(), 'div#message_error_hs', 1).text.strip())
+        except BrokenPageError:
+            raise BrowserUnavailable()
+
 class Transaction(FrenchTransaction):
     PATTERNS = [(re.compile('^CB (?P<text>.*?) FACT (?P<dd>\d{2})(?P<mm>\d{2})(?P<yy>\d{2})'),
                                                             FrenchTransaction.TYPE_CARD),