--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/pages/login/page_meta.py	Sat Aug 25 17:59:48 2018 +0200
@@ -0,0 +1,86 @@
+#!/usr/bin/env python2.7
+# -*- coding: utf-8 -*-
+
+from sat.core.i18n import _
+from sat.core import exceptions
+from libervia.server.constants import Const as C
+from libervia.server import session_iface
+from twisted.internet import defer
+from sat.core.log import getLogger
+
+log = getLogger("pages/login")
+
+"""SàT log-in page, with link to create an account"""
+
+name = u"login"
+access = C.PAGES_ACCESS_PUBLIC
+template = u"login/login.html"
+
+
+def prepare_render(self, request):
+    template_data = request.template_data
+
+    #  we redirect to logged page if a session is active
+    profile = self.getProfile(request)
+    if profile is not None:
+        self.pageRedirect("/login/logged", request)
+
+    # login error message
+    session_data = self.host.getSessionData(request, session_iface.ISATSession)
+    login_error = session_data.popPageData(self, "login_error")
+    if login_error is not None:
+        template_data["S_C"] = C  # we need server constants in template
+        template_data["login_error"] = login_error
+    template_data["empty_password_allowed"] = bool(
+        self.host.options["empty_password_allowed_warning_dangerous_list"]
+    )
+
+    # register page url
+    template_data["register_url"] = self.getPageRedirectURL(request, "register")
+
+    #  if login is set, we put it in template to prefill field
+    template_data["login"] = session_data.popPageData(self, "login")
+
+
+def login_error(self, request, error_const):
+    """set login_error in page data
+
+    @param error_const(unicode): one of login error constant
+    @return C.POST_NO_CONFIRM: avoid confirm message
+    """
+    session_data = self.host.getSessionData(request, session_iface.ISATSession)
+    session_data.setPageData(self, "login_error", error_const)
+    return C.POST_NO_CONFIRM
+
+
+@defer.inlineCallbacks
+def on_data_post(self, request):
+    profile = self.getProfile(request)
+    type_ = self.getPostedData(request, "type")
+    if type_ == "disconnect":
+        if profile is None:
+            log.warning(_(u"Disconnect called when no profile is logged"))
+            self.pageError(request, C.HTTP_BAD_REQUEST)
+        else:
+            self.host.purgeSession(request)
+            defer.returnValue(C.POST_NO_CONFIRM)
+    elif type_ == "login":
+        login, password = self.getPostedData(request, (u"login", u"password"))
+        try:
+            status = yield self.host.connect(request, login, password)
+        except ValueError as e:
+            if e.message in (C.XMPP_AUTH_ERROR, C.PROFILE_AUTH_ERROR):
+                defer.returnValue(login_error(self, request, e.message))
+            else:
+                # this error was not expected!
+                raise e
+        except exceptions.TimeOutError:
+            defer.returnValue(login_error(self, request, C.NO_REPLY))
+        else:
+            if status in (C.PROFILE_LOGGED, C.PROFILE_LOGGED_EXT_JID, C.SESSION_ACTIVE):
+                # Profile has been logged correctly
+                self.redirectOrContinue(request)
+            else:
+                log.error(_(u"Unhandled status: {status}".format(status=status)))
+    else:
+        self.pageError(request, C.HTTP_BAD_REQUEST)