support of backend capabilities

weboob/__init__.py

@@ -18,4 +18,4 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 """
 
-from ouiboube import Weboob
+from .ouiboube import Weboob

weboob/backend.py

@@ -0,0 +1,23 @@
+
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+class Backend:
+    CAPS = 0

weboob/backends/aum/__init__.py

@@ -1 +1,22 @@
-from adopte import AdopteUnMec
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+from .adopte import AdopteUnMec
+from .backend import AuMBackend

weboob/backends/aum/backend.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+from weboob.backend import Backend
+from weboob.capabilities import CAP_MAILS
+
+class AuMBackend(Backend):
+    CAPS = CAP_MAILS

weboob/backends/dlfp/__init__.py

@@ -19,3 +19,4 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 """
 
 from .browser import DLFP
+from .backend import DLFPBackend

weboob/backends/dlfp/backend.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+from weboob.backend import Backend
+from weboob.capabilities import CAP_MAILS
+
+class DLFPBackend(Backend):
+    CAPS = CAP_MAILS

weboob/capabilities.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+CAP_MAILS =      0x00001

weboob/modules.py

@@ -22,13 +22,29 @@ import re
 import os
 import sys
 from logging import warning, debug
+from types import ClassType
 
 import weboob.backends as backends
+from backend import Backend
 
-class Backend:
+class Module:
     def __init__(self, name, module):
         self.name = name
         self.module = module
+        self.klass = None
+        for attrname in dir(self.module):
+            attr = getattr(self.module, attrname)
+            if isinstance(attr, ClassType) and issubclass(attr, Backend) and attr != Backend:
+                self.klass = attr
+
+        if not self.klass:
+            raise ImportError("This is not a backend module (no Backend class found)")
+
+    def hasCaps(self, caps):
+        return self.klass.CAPS & caps
+
+    def createBackend(self):
+        return self.klass()
 
 class ModulesLoader:
     def __init__(self):
@@ -44,10 +60,9 @@ class ModulesLoader:
 
     def load_module(self, name):
         try:
-            backend = Backend(name, __import__(name, fromlist=[name]))
+            backend = Module(name, __import__(name, fromlist=[name]))
-        except ImportError:
+        except ImportError, e:
-            warning('Unable to import %s (%s)' % (name, path))
+            warning('Unable to load module %s: %s' % (name, e))
-            raise
             return
         if name in self.modules:
             warning('Module "%s" is already loaded (%s)' % self.modules[name].module)

weboob/ouiboube.py

@@ -34,3 +34,10 @@ class Weboob:
         self.modules_loader = ModulesLoader()
         self.modules_loader.load()
 
+    def loadmodules(self, caps=None, name=None):
+        for name, module in self.modules_loader.modules.iteritems():
+            if (not caps or module.hasCaps(caps)) and \
+               (not name or module.name == name):
+                backend = module.createBackend()
+                self.backends[module.name] = backend
+

weboob2mail

@@ -22,6 +22,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 import sys
 from weboob import Weboob
+from weboob.capabilities import CAP_MAILS
 
 class User:
     def __init__(self, username, password, email):
@@ -36,7 +37,7 @@ class Application:
         self.weboob = Weboob(self.APPNAME)
 
     def main(self, argv):
-        pass
+        self.weboob.loadmodules(CAP_MAILS)
 
 if __name__ == '__main__':
     app = Application()