Check if Credit Agricole is down

weboob/backends/cragr/pages/accounts_list.py

@@ -20,9 +20,6 @@ from weboob.capabilities.bank import Account
 from .base import CragrBasePage
 
 class AccountsList(CragrBasePage):
-    def on_loaded(self):
-        pass
-
     def get_list(self):
         l = []
 

weboob/backends/cragr/pages/base.py

@@ -17,8 +17,23 @@
 
 
 from weboob.tools.browser import BasePage
+from weboob.tools.browser import BrowserUnavailable
 
 class CragrBasePage(BasePage):
+    def on_loaded(self):
+        # Check for an error
+        for div in self.document.getiterator('div'):
+            if div.attrib.get('class', '') == 'dv' and div.getchildren()[0].tag in ('img') and div.getchildren()[0].attrib.get('alt', '') == 'Attention':
+                # Try to find a detailed error message
+                if div.getchildren()[1].tag == 'span':
+                    raise BrowserUnavailable(div.find('span').find('b').text)
+                elif div.getchildren()[1].tag == 'b':
+                    # I haven't encountered this variation in the wild,
+                    # but I wouldn't be surprised if it existed
+                    # given the similar differences between regions.
+                    raise BrowserUnavailable(div.find('b').find('span').text)
+                raise BrowserUnavailable()
+
     def is_logged(self):
         for form in self.document.getiterator('form'):
             return False

weboob/backends/cragr/pages/login.py

@@ -26,9 +26,6 @@ __all__ = ['LoginPage']
 
 
 class LoginPage(CragrBasePage):
-    def on_loaded(self):
-        pass
-
     def login(self, login, password):
         self.browser.select_form(nr=0)
         try: