From a808a649d053bc44608b0dc6b9033f03840efc53 Mon Sep 17 00:00:00 2001
From: Roger Ineichen <roger@projekt01.ch>
Date: Tue, 4 Jan 2005 00:31:13 +0000
Subject: [PATCH] Simpliest part first, beautifiy grant.html view

---
 browser/auth.py | 111 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 browser/auth.py

diff --git a/browser/auth.py b/browser/auth.py
new file mode 100644
index 0000000..42e96b2
--- /dev/null
+++ b/browser/auth.py
@@ -0,0 +1,111 @@
+##############################################################################
+#
+# Copyright (c) 2003 Zope Corporation and Contributors.
+# All Rights Reserved.
+#
+# This software is subject to the provisions of the Zope Public License,
+# Version 2.1 (ZPL).  A copy of the ZPL should accompany this distribution.
+# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
+# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
+# FOR A PARTICULAR PURPOSE.
+#
+##############################################################################
+"""Login and Logout screens
+
+$Id$
+"""
+from zope.interface import implements
+from zope.i18n import translate
+from zope.app.publisher.interfaces.http import ILogin, ILogout
+from zope.app.security.interfaces import IAuthenticationUtility
+from zope.app.security.principalregistry import UnauthenticatedPrincipal
+from zope.app.pagetemplate import ViewPageTemplateFile
+from zope.proxy import removeAllProxies
+from zope.app.i18n import ZopeMessageIDFactory as _
+
+
+search_label = _('search-button', 'Search')
+
+class AuthUtilitySearchView(object):
+    __used_for__ = IAuthenticationUtility
+
+    def __init__(self, context, request):
+        self.context = context
+        self.request = request
+
+    def render(self, name):
+        print ""
+        print "AuthUtilitySearchView render"
+        html = []
+        html.append('<div class="row">')
+        html.append('<div class="label">')
+        html.append('Search String')
+        html.append('</div>')
+        html.append('<div class="field">')
+        html.append('<input type="text" name="%s" />' %(name+'.searchstring'))
+
+        html.append('<input type="submit" name="%s" value="%s" />'
+                    % (name+'.search',
+                       translate(search_label, context=self.request)))
+
+        html.append('</div>')
+        html.append('</div>')
+
+        return '\n'.join(html)
+
+    def results(self, name):
+        if not (name+'.search' in self.request):
+            return None
+        searchstring = self.request[name+'.searchstring']
+        return [principal.id
+                for principal in self.context.getPrincipals(searchstring)]
+
+
+class HTTPAuthenticationLogin(object):
+    implements(ILogin)
+
+    def login(self, nextURL=None):
+        """See zope.app.security.interfaces.ILogin"""
+        if isinstance(removeAllProxies(self.request.principal), \
+                      UnauthenticatedPrincipal):
+            self.request.unauthorized("basic realm='Zope'")
+            return self.failed()
+        else:
+            if nextURL is None:
+                return self.confirmation()
+            else:
+                self.request.response.redirect(nextURL)
+
+    confirmation = ViewPageTemplateFile('login.pt')
+
+    failed = ViewPageTemplateFile('login_failed.pt')
+
+
+class HTTPAuthenticationLogout(object):
+    """Since HTTP Authentication really does not know about logout, we are
+    simply challenging the client again."""
+
+    implements(ILogout)
+
+    def __init__(self, context, request):
+        self.context = context
+        self.request = request
+
+    def logout(self, nextURL=None):
+        """See zope.app.security.interfaces.ILogout"""
+        if not isinstance(self.request.principal, UnauthenticatedPrincipal):
+            self.request.unauthorized("basic realm='Zope'")
+            if nextURL:
+                return self.redirect()
+
+        if nextURL is None:
+            return self.confirmation()
+        else:
+            return self.request.response.redirect(nextURL)
+
+    confirmation = ViewPageTemplateFile('logout.pt')
+
+    redirect = ViewPageTemplateFile('redirect.pt')
+
+