From 2b57544d7fe37998dab6f54612d5dd10ff3efb8d Mon Sep 17 00:00:00 2001
From: Jon Bergli Heier <snakebite@jvnv.net>
Date: Tue, 1 Oct 2013 23:16:29 +0200
Subject: Added options for persistent login.

---
 fbin.py              | 35 +++++++++++++++++++++++++++++------
 templates/login.tmpl |  3 +++
 2 files changed, 32 insertions(+), 6 deletions(-)

diff --git a/fbin.py b/fbin.py
index 4b7f2a7..4a94e97 100755
--- a/fbin.py
+++ b/fbin.py
@@ -372,19 +372,29 @@ class Application(object):
 
 		self.update_user_login(user)
 
+		rememberme = 'rememberme' in form
+		forever = 'forever' in form
+
 		c = Cookie.SimpleCookie()
 		c['uid'] = user.id
 		c['identifier'] = hashlib.sha1(str(user.id) + password).hexdigest()
 
 		dt = datetime.datetime.utcnow() + datetime.timedelta(days = 30)
 		expires = dt.strftime('%a, %d-%b-%y %H:%M:%S GMT')
-		c['uid']['expires'] = expires
-		c['identifier']['expires'] = expires
-
-		start_response('302 Found', [
+		if rememberme:
+			c['uid']['expires'] = expires
+			c['identifier']['expires'] = expires
+			if forever:
+				c['forever'] = 1
+				c['forever']['expires'] = expires
+
+		headers = [
 			('Location', next if next else (settings.virtual_root + 'u')),
 			('Set-Cookie', c['uid'].OutputString()),
-			('Set-Cookie', c['identifier'].OutputString())])
+			('Set-Cookie', c['identifier'].OutputString())]
+		if 'forever' in c:
+			headers.append(('Set-Cookie', c['forever'].OutputString()))
+		start_response('302 Found', headers)
 		return []
 
 	def register(self, environ, start_response, path):
@@ -432,9 +442,12 @@ class Application(object):
 		c['uid']['expires'] = expires
 		c['identifier'] = ''
 		c['identifier']['expires'] = expires
+		c['forever'] = 0
+		c['forever']['expires'] = expires
 		start_response('302 Found', [
 			('Set-Cookie', c['uid'].OutputString()),
 			('Set-Cookie', c['identifier'].OutputString()),
+			('Set-Cookie', c['forever'].OutputString()),
 			('Location', settings.virtual_root)])
 		return []
 
@@ -631,11 +644,21 @@ class Application(object):
 	a = api
 
 	def __call__(self, environ, start_response):
+		def never_forget_wrapper(status, headers, exc_info = None):
+			c = Cookie.SimpleCookie(environ['HTTP_COOKIE'] if 'HTTP_COOKIE' in environ else None)
+			if 'forever' in c and c['forever'].value == '1' and not any(x[0] == 'Set-Cookie' for x in headers):
+				dt = datetime.datetime.utcnow() + datetime.timedelta(days = 30)
+				expires = dt.strftime('%a, %d-%b-%y %H:%M:%S GMT')
+				for k in c.keys():
+					c[k]['path'] = settings.virtual_root
+					c[k]['expires'] = expires
+					headers.append(('Set-Cookie', c[k].OutputString()))
+			return start_response(status, headers, exc_info)
 		try:
 			path = environ['PATH_INFO'].split('/')[1:]
 			module = path[0] if len(path) else ''
 			if len(module) and module in 'fulshmitorcda':
-				return getattr(self, module)(environ, start_response, path)
+				return getattr(self, module)(environ, never_forget_wrapper, path)
 			elif path == ['favicon.ico']:
 				return self.static(environ, start_response, ['s'] + path)
 			else:
diff --git a/templates/login.tmpl b/templates/login.tmpl
index e55600d..af2f955 100644
--- a/templates/login.tmpl
+++ b/templates/login.tmpl
@@ -12,6 +12,9 @@
 			<p><input type="text" id="username" name="username" /></p>
 			<p>password</p>
 			<p><input type="password" id="password" name="password" /></p>
+			<p><input type="checkbox" id="rememberme" name="rememberme" checked="checked" />
+			<label for="rememberme"> remember me</label></p>
+			<p><input type="checkbox" id="forever" name="forever" /><label for="forever"> .. forever</label></p>
 			<p><input type="submit" value="Login" /></p>
 		</form>
 #end def
-- 
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