def check_password(username,password):
"""connects to external site and submits username/password pair
return True or False depending on correctness of login
saves remote unique id and remote session data in table ExternalLoginData
may raise forms.ValidationError
"""
host = settings.EXTERNAL_LEGACY_LOGIN_HOST
port = settings.EXTERNAL_LEGACY_LOGIN_PORT
ext_site = httplib.HTTPConnection(host,port)
print 'connected to %s:%s' % (str(host),str(port))
#custom code. this one does authentication through
#MediaWiki API
params = urllib.urlencode({'action':'login','format':'xml',
'lgname':username,'lgpassword':password})
headers = {"Content-type": "application/x-www-form-urlencoded",
'User-Agent':"User-Agent':'Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7",
"Accept": "text/xml"}
ext_site.request("POST","/wiki/api.php",params,headers)
response = ext_site.getresponse()
if response.status != 200:
raise forms.ValidationError('error ' + response.status + ' ' + response.reason)
data = response.read().strip()
ext_site.close()
print data
dom = xml.parseString(data)
login = dom.getElementsByTagName('login')[0]
result = login.getAttribute('result')
if result == 'Success':
username = login.getAttribute('lgusername')
try:
eld = ExternalLoginData.objects.get(external_username=username)
except ExternalLoginData.DoesNotExist:
eld = ExternalLoginData()
eld.external_username = username
eld.external_session_data = data
eld.save()
return True
else:
error = login.getAttribute('details')
raise forms.ValidationError(error)
return False
def signup(request):
#this view works through forum and mediawiki (using apache include virtual injection)
if request.is_include_virtual and request.REQUEST.get('was_posted','false')=='true':
POST_INCLUDE_VIRTUAL = True
POST_DATA = request.GET
else:
POST_INCLUDE_VIRTUAL = False
if request.method == 'POST':
POST_DATA = request.POST
else:
POST_DATA = None
if POST_DATA:
form = RegisterForm(POST_DATA)
if form.is_valid():
data = form.cleaned_data
login_name = data['login_name']
password = data['password']
first_name = data['first_name']
last_name = data['last_name']
screen_name = data['screen_name']
user_title = data['user_title']
email = data['email']
next = data['next']
#register mediawiki user
user_real_name = u'%s %s' % (first_name,last_name)
mwu = MWUser(
user_name=login_name,
user_first_name = first_name,
user_last_name = last_name,
user_title = user_title,
user_email = email,
user_real_name=user_real_name
)
mwu.set_default_options()
mwu.save()
#password may need user id so reload it
mwu = MWUser.objects.get(user_name = login_name)
mwu.set_password_and_token(password)
mwu.save()
#create log message
mwu_creation_log = Logging(
log_type='newusers',
log_action='create',
log_timestamp=time.strftime(MW_TS),
log_params=str(mwu.user_id),
log_namespace=2,
log_user=mwu,
log_deleted=0,
)
mwu_creation_log.save()
mwu_creation_log.show_in_recent_changes(ip=request.META['REMOTE_ADDR'])
print 'creation log saved'
#register local user
User.objects.create_user(screen_name, email, password)
u = authenticate(username=screen_name, password=password)
login(request,u)
u.mediawiki_user = mwu
u.save()
#save email feed settings
subscribe = SimpleEmailSubscribeForm(POST_DATA)
if subscribe.is_valid():
subscribe.save(user=u)
#save external login data
eld = ExternalLoginData(external_username=login_name, user=u)
eld.save()
transaction.commit()#commit so that user becomes visible on the wiki side
#check password through API and load MW HTTP header session data
api.check_password(login_name,password)
print 'wiki login worked'
#create welcome message on the forum
u.message_set.create(message=_('Welcome to the OSQA community!'))
print 'about to send confirmation email'
send_welcome_email(request, mwu, u)
if POST_INCLUDE_VIRTUAL:
questions = Question.objects.exclude(deleted=True, closed=True, answer_accepted=True)
questions = questions.order_by('-last_activity_at')[:5]
response = render_to_response('mediawiki/thanks_for_joining.html', \
{
'wiki_user':mwu,
'user':u,
'questions':questions,
},
context_instance = RequestContext(request))
api.set_login_cookies(response, u)
#call session middleware now to get the django login cookies
from django.contrib.sessions.middleware import SessionMiddleware
sm = SessionMiddleware()
response = sm.process_response(request,response)
cookies = response.cookies
for c in cookies.values():
response.write(c.js_output())
else:
response = HttpResponseRedirect(next)
api.set_login_cookies(response, u)
#set cookies so that user is logged in in the wiki too
transaction.commit()
return response
else:
form = RegisterForm()
transaction.commit()
if request.is_include_virtual:
template_name = 'mediawiki/mediawiki_signup_content.html'
else:
template_name = 'mediawiki/mediawiki_signup.html'
return render_to_response(template_name,{'form':form},\
context_instance=RequestContext(request))
