Login base

couchpotato/__init__.py

@@ -1,11 +1,10 @@
 from couchpotato.api import api_docs, api_docs_missing, api
-from couchpotato.core.auth import requires_auth
 from couchpotato.core.event import fireEvent
-from couchpotato.core.helpers.variable import md5
+from couchpotato.core.helpers.variable import md5, tryInt
 from couchpotato.core.logger import CPLog
 from couchpotato.environment import Env
 from tornado import template
-from tornado.web import RequestHandler
+from tornado.web import RequestHandler, authenticated
 import os
 import time
 import traceback
@@ -16,9 +15,23 @@ log = CPLog(__name__)
 views = {}
 template_loader = template.Loader(os.path.join(os.path.dirname(__file__), 'templates'))
 
+
+class BaseHandler(RequestHandler):
+
+    def get_current_user(self):
+        username = Env.setting('username')
+        password = Env.setting('password')
+
+        if username or password:
+            print self.get_secure_cookie('user')
+            return self.get_secure_cookie('user')
+        else: # Login when no username or password are set
+            return True
+
 # Main web handler
-@requires_auth
-class WebHandler(RequestHandler):
+class WebHandler(BaseHandler):
+
+    @authenticated
     def get(self, route, *args, **kwargs):
         route = route.strip('/')
         if not views.get(route):
@@ -28,7 +41,7 @@ class WebHandler(RequestHandler):
         try:
             self.write(views[route]())
         except:
-            log.error('Failed doing web request "%s": %s', (route, traceback.format_exc()))
+            log.error("Failed doing web request '%s': %s", (route, traceback.format_exc()))
             self.write({'success': False, 'error': 'Failed returning results'})
 
 def addView(route, func, static = False):
@@ -79,6 +92,38 @@ class KeyHandler(RequestHandler):
             self.write({'success': False, 'error': 'Failed returning results'})
 
 
+class LoginHandler(BaseHandler):
+
+    def get(self, *args, **kwargs):
+
+        if self.get_current_user():
+            self.redirect('/')
+        else:
+            self.write(template_loader.load('login.html').generate())
+
+    def post(self, *args, **kwargs):
+
+        api = None
+
+        username = Env.setting('username')
+        password = Env.setting('password')
+
+        if (self.get_argument('username') == username or not username) and (md5(self.get_argument('password')) == password or not password):
+            api = Env.setting('api_key')
+
+        if api:
+            remember_me = tryInt(self.get_argument('remember_me', default = 0))
+            self.set_secure_cookie('user', api, expires_days = 30 if remember_me else 0)
+
+        self.redirect('/')
+
+class LogoutHandler(BaseHandler):
+
+    def get(self, *args, **kwargs):
+        self.clear_cookie('user')
+        self.redirect('/login')
+
+
 def page_not_found(rh):
     index_url = Env.get('web_base')
     url = rh.request.uri[len(index_url):]

couchpotato/core/auth.py

@@ -1,45 +0,0 @@
-from couchpotato.core.helpers.variable import md5
-from couchpotato.environment import Env
-import base64
-
-def check_auth(username, password):
-    return username == Env.setting('username') and password == Env.setting('password')
-
-def requires_auth(handler_class):
-
-    def wrap_execute(handler_execute):
-
-        def require_basic_auth(handler, kwargs):
-
-            if Env.setting('username') and Env.setting('password'):
-
-                auth_header = handler.request.headers.get('Authorization')
-                auth_decoded = base64.decodestring(auth_header[6:]) if auth_header else None
-
-                username = ''
-                password = ''
-
-                if auth_decoded:
-                    username, password = auth_decoded.split(':', 2)
-
-                if auth_header is None or not auth_header.startswith('Basic ') or (not check_auth(username.decode('latin'), md5(password.decode('latin')))):
-                    handler.set_status(401)
-                    handler.set_header('WWW-Authenticate', 'Basic realm="CouchPotato Login"')
-                    handler._transforms = []
-                    handler.finish()
-
-                    return False
-
-            return True
-
-        def _execute(self, transforms, *args, **kwargs):
-
-            if not require_basic_auth(self, kwargs):
-                return False
-            return handler_execute(self, transforms, *args, **kwargs)
-
-        return _execute
-
-    handler_class._execute = wrap_execute(handler_class._execute)
-
-    return handler_class

couchpotato/runner.py

@@ -1,6 +1,6 @@
 from argparse import ArgumentParser
 from cache import FileSystemCache
-from couchpotato import KeyHandler
+from couchpotato import KeyHandler, LoginHandler, LogoutHandler
 from couchpotato.api import NonBlockHandler, ApiHandler
 from couchpotato.core.event import fireEventAsync, fireEvent
 from couchpotato.core.helpers.encoding import toUnicode
@@ -233,10 +233,11 @@ def runCouchPotato(options, base_path, args, data_dir = None, log_dir = None, En
         log_function = lambda x : None,
         debug = config['use_reloader'],
         gzip = True,
+        cookie_secret = api_key,
+        login_url = "/login",
     )
     Env.set('app', application)
 
-
     # Request handlers
     application.add_handlers(".*$", [
         (r'%snonblock/(.*)(/?)' % api_base, NonBlockHandler),
@@ -245,6 +246,10 @@ def runCouchPotato(options, base_path, args, data_dir = None, log_dir = None, En
         (r'%s(.*)(/?)' % api_base, ApiHandler), # Main API handler
         (r'%sgetkey(/?)' % web_base, KeyHandler), # Get API key
         (r'%s' % api_base, RedirectHandler, {"url": web_base + 'docs/'}), # API docs
+        
+        # Login handlers
+        (r'%slogin(/?)' % web_base, LoginHandler),
+        (r'%slogout(/?)' % web_base, LogoutHandler),
 
         # Catch all webhandlers
         (r'%s(.*)(/?)' % web_base, WebHandler),

couchpotato/templates/login.html

@@ -0,0 +1,18 @@
+{% autoescape None %}
+<!doctype html>
+<html>
+	<head>
+	    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"/>
+		<meta name="apple-mobile-web-app-capable" content="yes">
+
+		<title>Login</title>
+	</head>
+	<body>
+		<form action="" method="post">
+			<div><input name="username" type="text" placeholder="Username" /></div>
+			<div><input name="password" type="password" placeholder="Password" /></div>
+			<div><label title="for 30 days"><input name="remember_me" type="checkbox" value="1" checked="checked" /> Remember me</label></div>
+			<div><input name="submit" type="submit" value="Login" /></div>
+		</form>
+	</body>
+</html>