def requestRegister(self, uid):
"""The client sends the registration data to the server
and start pings as a keepalive detection"""
self.uuid = uid
self.my_server = self.transport.getPeer()
self.mylogin = MyUtils.getLoginName()
self.hostip = NetworkUtils.get_ip_inet_address(self.transport.getPeer().host)
is_host_not_user = (self.mylogin=='root')
isLTSP = MyUtils.isLTSP()
info_host = {'login' : self.mylogin,
'hostname' : NetworkUtils.getHostName(),
'hostip' : self.hostip,
'ltsp' : isLTSP != '',
'classname' : Configs.RootConfigs['classroomname'],
'isHostnotUser' : is_host_not_user ,
'uuid' : self.uuid
}
if is_host_not_user :
info_host['mac'] = NetworkUtils.get_inet_HwAddr(self.transport.getPeer().host)
else:
info_host['username'] = MyUtils.getFullUserName()
info_host['ipLTSP'] = isLTSP
info_host['internetEnabled'] = Configs.MonitorConfigs.GetGeneralConfig('internet') == '1'
info_host['mouseEnabled'] = Configs.MonitorConfigs.GetGeneralConfig('mouse') == '1'
info_host['soundEnabled'] = Configs.MonitorConfigs.GetGeneralConfig('sound') == '1'
info_host['messagesEnabled'] = Configs.MonitorConfigs.GetGeneralConfig('messages') == '1'
info_host['photo'] = ''
self.doPing()
return {'result': info_host}
def receive(self,encodec=False,teacherIP=''):
self.destroyProcess(self.procRx)
my_login = MyUtils.getLoginName()
isLTSP = (MyUtils.isLTSP()!='')
if my_login == 'root': NetworkUtils.cleanRoutes()
command = 'vlc -I dummy '
if isLTSP:
command += ' --no-overlay --vout=xcb_x11 '
command += '--quiet --video-on-top --skip-frames --sout-display-delay=1100 --sub-track=0 --no-overlay '
command +=' -f rtp://@239.255.255.0:'
command += self.port
logged=MyUtils.logged_user()
if not isLTSP and my_login != 'root':
self.procRx=subprocess.Popen(command, stdout=subprocess.PIPE,shell=True)
MyUtils.launchAs("xset s off",my_login)
else:
if logged !='root':
self.procRx=MyUtils.launchAs(command, logged)
MyUtils.launchAs("xset s off",logged)
else:
self.procRx=MyUtils.launchAsNobody(command)
MyUtils.dpms_on()
Actions.disableKeyboardAndMouse(False)
def getTreeHome(self):
path=MyUtils.getHomeUser()
user=MyUtils.getLoginName()
r=['<ul class="jqueryFileTree" style="display: none;">']
r.append('<li class="directory collapsed"><a href="#" rel="%s/">%s</a></li>' % (path,user))
r.append('<li class="directory collapsed"><a href="#" rel="/media/">Media</a></li>' )
r.append('</ul>')
return ''.join(r)
def _handle_chat(self, request):
request.content.read()
if request.path=='/student/':
if len(request.args)>0:
requestedfile=os.path.join(self.PageDir,'chat.html')
try:
page_to_send =open(requestedfile, "r").read()
html_to_send=page_to_send.replace('%(student_id)', request.args['login'][0])
return html_to_send
except:
request.setResponseCode(404)
return"""
<html><head><title>404 - No Such Resource</title></head>
<body><h1>No Such Resource</h1>
<p>File not found: %s - No such file.</p></body></html>
""" % requestedfile
else: #chatting
user_host=request.client.host
user = request.args.get('user', user_host)
key=user[0] + '@' + user_host
try:
if MyUtils.getLoginName() + '@127.0.0.1'!=key:
if self.teacher.classroom.LoggedUsers[key].chat_enabled==False:return self.response_ok()
except:
return self.response_ok()
message = request.args.get('message', None)
if not message:
return self.response_fail(['*message* not found', ])
message = cgi.escape(message[0])
response = self.response_ok(user= [ '('+strftime('%H:%M:%S') + ') '+ user[0]], message=message)
chat_logger = logging.getLogger('Chat')
chat_logger.info(user[0] + ": " + message )
for chann_request in self.channels['controlaula-chat']:
chann_request.write(response)
chann_request.finish()
del self.channels['controlaula-chat']
return self.response_ok()
def __init__(self,readonly=True,readpasswd='',writepasswd='',clientport=5400):
'''
Parameters:
readonly=True if the server won't allow keyboard and mouse control
readpasswd= passwd to use when not controlling keyboard and mouse
writepasswd= passwd to use when controlling keyboard and mouse
clientport=the port the client has to use to connect to a VNC server
'''
if readpasswd=='':
self.readPasswd=MyUtils.generateUUID()
else:
self.readPasswd=readpasswd
if writepasswd=='':
self.writePasswd=MyUtils.generateUUID()
else:
self.writePasswd=writepasswd
self.isLTSP=MyUtils.isLTSP()
if self.isLTSP=='':
self.port=str(NetworkUtils.getUsableTCPPort('127.0.0.1',5400))
else:
d=self.isLTSP.split('.')
if len(d)<4: #sometimes, it needs two tries :(
d=self.isLTSP.split('.')
self.port=str(5400 + int(d[3]))
self.readonly=readonly
self.procServer=None
self.clientport=clientport
self.myteacher=None
self.mylogin=MyUtils.getLoginName()
self.myIP=''
self.activeBB=False
log_handler = logging.handlers.RotatingFileHandler(Configs.LOG_FILENAME, maxBytes = 100000, backupCount = 5)
log_formatter = logging.Formatter(fmt = '%(asctime)s %(levelname)-8s %(message)s', datefmt = '%a, %d %b %Y %H:%M:%S')
log_handler.setFormatter(log_formatter)
root_logger = logging.getLogger()
root_logger.addHandler(log_handler)
root_logger.level = logging.DEBUG
# Initialise the signal handler.
signal.signal(signal.SIGINT, SigHandler)
#Get and save some global variables:
isTeacher = MyUtils.userIsTeacher()
#isTeacher=False #enable for debugging
USERNAME = MyUtils.getLoginName()
HOSTNAME = NetworkUtils.getHostName()
Configs.PORT = NetworkUtils.getUsableTCPPort("localhost", PORT)
MyUtils.putLauncher('', Configs.PORT, isTeacher)
if not isTeacher:
from twisted.internet import glib2reactor
glib2reactor.install()
from twisted.internet import reactor
from twisted.web import server
######### Begin the application loop #######
if isTeacher:
logging.getLogger().debug("The user is a teacher")
from ControlAula import TeacherMainLoop, Classroom
from ControlAula.Utils import Publications
def getLogin(self):
return {'login':MyUtils.getLoginName() }
