def on_response(dialog, response_id):
if response_id == gtk.RESPONSE_YES:
credits_left = settings.save_usage(person,
session['credits_cost'],
force=True)
do_start(credits_left)
dialog.destroy()
def start_client(self, computer_no, session_k, person):
computer = settings.computers[computer_no]
ip = computer[1]
name = computer[0]
session = self.sessions[session_k]
end = datetime.now()+timedelta(minutes=session['duration'])
def do_start(credits_left, extension=False):
self.log('{person:s} now has {credits:d} credits left today'.format(person=person, credits=credits_left))
self.kill_timeout(ip)
self.start_timeout(ip, session['duration'], session['username'])
if not extension:
self.start_lightdm(ip, session)
self.started_clients[computer_no] = {
'end': end,
'username': session['username'],
}
self.log('{person:s} now has {credits:d} credits left today'.format(person=person, credits=credits_left))
if computer_no in self.started_clients:
if self.started_clients[computer_no].get('username', None) == session['username']:
if self.started_clients[computer_no].get('end', None) > datetime.now():
extension_lenght = int((
datetime.now() - self.started_clients[computer_no]['end']
).total_seconds() // 60) + session['duration']
self.log(
"'{name:s}' already started - extending {session:s}"
" duration until {end:s} for student {person:s}".format(
end=str(end),
name=name,
session=session['name'],
person=person,
)
)
credits_left = 0
try:
credits_left = settings.save_usage(person, extension_lenght)
do_start(credits_left, extension=True)
except settings.NoMoreCredits:
dialog = gtk.MessageDialog(type=gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, buttons=gtk.BUTTONS_YES_NO, message_format="{person:s} does not have enough credits - do you want to proceed?".format(person=person))
def on_response(dialog, response_id):
if response_id == gtk.RESPONSE_YES:
credits_left = settings.save_usage(person, extension_lenght, force=True)
do_start(credits_left)
dialog.destroy()
dialog.connect("response", on_response)
dialog.run()
return
else:
self.log(
"Session for {name:s} expired, spawning new".format(
name=name,
)
)
credits_left = 0
try:
credits_left = settings.save_usage(person, session['credits_cost'])
self.log("Starting new session on {name:s} for person {person:s}, ends in {min:d} minutes".format(
name=name,
min=session['duration'],
person=person,
)
)
do_start(credits_left)
except settings.NoMoreCredits:
dialog = gtk.MessageDialog(type=gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT, buttons=gtk.BUTTONS_YES_NO, message_format="{person:s} does not have enough credits - do you want to proceed?".format(person=person))
def on_response(dialog, response_id):
if response_id == gtk.RESPONSE_YES:
credits_left = settings.save_usage(person, session['credits_cost'], force=True)
do_start(credits_left)
dialog.destroy()
dialog.connect("response", on_response)
dialog.run()
def on_response(dialog, response_id):
if response_id == gtk.RESPONSE_YES:
credits_left = settings.save_usage(person, session['credits_cost'], force=True)
do_start(credits_left)
dialog.destroy()
def start_client(self, computer_no, session_k, person):
computer = settings.computers[computer_no]
ip = computer[1]
name = computer[0]
session = self.sessions[session_k]
end = datetime.now() + timedelta(minutes=session['duration'])
def do_start(credits_left, extension=False):
self.log(
'{person:s} now has {credits:d} credits left today'.format(
person=person, credits=credits_left))
self.kill_timeout(ip)
self.start_timeout(ip, session['duration'], session['username'])
if not extension:
self.start_lightdm(ip, session)
self.started_clients[computer_no] = {
'end': end,
'username': session['username'],
}
self.log(
'{person:s} now has {credits:d} credits left today'.format(
person=person, credits=credits_left))
if computer_no in self.started_clients:
if self.started_clients[computer_no].get(
'username', None) == session['username']:
if self.started_clients[computer_no].get(
'end', None) > datetime.now():
extension_lenght = int(
(datetime.now() - self.started_clients[computer_no]
['end']).total_seconds() // 60) + session['duration']
self.log(
"'{name:s}' already started - extending {session:s}"
" duration until {end:s} for student {person:s}".
format(
end=str(end),
name=name,
session=session['name'],
person=person,
))
credits_left = 0
try:
credits_left = settings.save_usage(
person, extension_lenght)
do_start(credits_left, extension=True)
except settings.NoMoreCredits:
dialog = gtk.MessageDialog(
type=gtk.DIALOG_MODAL
| gtk.DIALOG_DESTROY_WITH_PARENT,
buttons=gtk.BUTTONS_YES_NO,
message_format=
"{person:s} does not have enough credits - do you want to proceed?"
.format(person=person))
def on_response(dialog, response_id):
if response_id == gtk.RESPONSE_YES:
credits_left = settings.save_usage(
person, extension_lenght, force=True)
do_start(credits_left)
dialog.destroy()
dialog.connect("response", on_response)
dialog.run()
return
else:
self.log(
"Session for {name:s} expired, spawning new".format(
name=name, ))
credits_left = 0
try:
credits_left = settings.save_usage(person, session['credits_cost'])
self.log(
"Starting new session on {name:s} for person {person:s}, ends in {min:d} minutes"
.format(
name=name,
min=session['duration'],
person=person,
))
do_start(credits_left)
except settings.NoMoreCredits:
dialog = gtk.MessageDialog(
type=gtk.DIALOG_MODAL | gtk.DIALOG_DESTROY_WITH_PARENT,
buttons=gtk.BUTTONS_YES_NO,
message_format=
"{person:s} does not have enough credits - do you want to proceed?"
.format(person=person))
def on_response(dialog, response_id):
if response_id == gtk.RESPONSE_YES:
credits_left = settings.save_usage(person,
session['credits_cost'],
force=True)
do_start(credits_left)
dialog.destroy()
dialog.connect("response", on_response)
dialog.run()
