# create a default user

u = meeplib.User('test', 'foo')

# create a single message

meeplib.Message('my title', 'This is my message!', u)

"""

WSGI app object.

"""

def index(self, environ, start_response):

start_response("200 OK", [('Content-type', 'text/html')])

username = 'test'

return ["""you are logged in as user: %s.<p><a href='/m/add'>Add a message</a><p><a href='/login'>Log in</a><p><a href='/logout'>Log out</a><p><a href='/m/list'>Show messages</a>""" % (username,)]

def login(self, environ, start_response):

# hard code the username for now; this should come from Web input!

username = 'test'

# retrieve user

user = meeplib.get_user(username)

# set content-type

headers = [('Content-type', 'text/html')]

cookie_name, cookie_val = \

meepcookie.make_set_cookie_header('username',

user.username)

print "setting cookie!!!"

headers.append((cookie_name, cookie_val))

# send back a redirect to '/'

k = 'Location'

v = '/'

headers.append((k, v))

start_response('302 Found', headers)

return "no such content"

def logout(self, environ, start_response):

# does nothing

headers = [('Content-type', 'text/html')]

# send back a redirect to '/'

k = 'Location'

v = '/'

headers.append((k, v))

start_response('302 Found', headers)

return "no such content"

def list_messages(self, environ, start_response):

messages = meeplib.get_all_messages()

s = []

for m in messages:

s.append('id: %d<p>' % (m.id,))

s.append('title: %s<p>' % (m.title))

s.append('message: %s<p>' % (m.post))

s.append('author: %s<p>' % (m.author.username))

s.append('<hr>')

s.append("<a href='../../'>index</a>")

headers = [('Content-type', 'text/html')]

start_response("200 OK", headers)

return ["".join(s)]

def add_message(self, environ, start_response):

headers = [('Content-type', 'text/html')]

start_response("200 OK", headers)

return """<form action='add_action' method='POST'>Title: <input type='text' name='title'><br>Message:<input type='text' name='message'><br><input type='submit'></form>"""

def add_message_action(self, environ, start_response):

form = cgi.FieldStorage(fp=environ['wsgi.input'], environ=environ)

title = form['title'].value

message = form['message'].value

username = 'test'

user = meeplib.get_user(username)

new_message = meeplib.Message(title, message, user)

headers = [('Content-type', 'text/html')]

headers.append(('Location', '/m/list'))

start_response("302 Found", headers)

return ["message added"]

def __call__(self, environ, start_response):

# store url/function matches in call_dict

call_dict = { '/': self.index,

'/login': self.login,

'/logout': self.logout,

'/m/list': self.list_messages,

'/m/add': self.add_message,

'/m/add_action': self.add_message_action

}

# see if the URL is in 'call_dict'; if it is, call that function.

url = environ['PATH_INFO']

fn = call_dict.get(url)

if fn is None:

start_response("404 Not Found", [('Content-type', 'text/html')])

return ["Page not found."]

try:

return fn(environ, start_response)

except:

tb = traceback.format_exc()

x = "<h1>Error!</h1><pre>%s</pre>" % (tb,)

status = '500 Internal Server Error'

start_response(status, [('Content-type', 'text/html')])