def _check_arguments():
"""
_check_arguments()
Retrieves the arguments which describe the file being sent.
These areguments are the file_sent, the file-info, the sessionid, and optionally
@return file_info, file_sent, reservation_id, is_async
"""
file_info = get_argument(FILE_INFO)
if file_info is None:
raise FileUploadError(WEBLAB_GENERAL_EXCEPTION_CODE,
"%s argument not provided!" % FILE_INFO)
file_sent = request.files.get(FILE_SENT)
if file_sent is None:
file_sent = get_argument(FILE_SENT)
if file_sent is None:
raise FileUploadError(WEBLAB_GENERAL_EXCEPTION_CODE,
"%s argument not provided!" % FILE_SENT)
else:
sio = StringIO.StringIO()
file_sent.save(sio)
file_sent = sio.getvalue()
reservation_id = get_argument(RESERVATION_ID)
if reservation_id is None:
reservation_id = get_argument(SESSION_ID)
if reservation_id is None:
raise FileUploadError(
WEBLAB_GENERAL_EXCEPTION_CODE,
"%s argument not provided!" % ' or '.join(
(SESSION_ID, RESERVATION_ID)))
# Read the IS_ASYNC parameter, which will indicate us whether we should execute the send_file asynchronously
# or synchronously.
is_async_str = get_argument(IS_ASYNC)
if is_async_str is None:
is_async = False
else:
is_async_str = is_async_str.lower()
if is_async_str in ("true", "yes", "1"):
is_async = True
elif is_async_str in ("false", "no", "0"):
is_async = False
else:
raise FileUploadError(
WEBLAB_GENERAL_EXCEPTION_CODE,
"%s argument is present but not valid (should be a boolean)!" %
IS_ASYNC)
return file_info, file_sent, reservation_id, is_async
def intercept_save():
save = get_argument("save", "")
response = make_response(save)
response.content_type = 'application/download'
response.headers[
'Content-Disposition'] = 'attachment; filename=circuit.cir'
return response
def direct2experiment():
experiment_id_str = get_argument(EXPERIMENT_ID)
if experiment_id_str is None:
return "%s argument is missing" % EXPERIMENT_ID
session_id_str = get_argument(SESSION_ID)
if session_id_str is None:
return "%s argument is missing" % EXPERIMENT_ID
experiment_id = ExperimentId.parse(experiment_id_str)
weblab_api.context.session_id = session_id_str
try:
reservation_id = weblab_api.api.reserve_experiment(experiment_id, "{}", "{}")
except Exception:
traceback.print_exc()
return HTML_ERROR_TEMPLATE
new_location = "../../client/federated.html#reservation_id=%s" % reservation_id.reservation_id.id
return redirect(new_location)
def direct2experiment():
experiment_id_str = get_argument(EXPERIMENT_ID)
if experiment_id_str is None:
return "%s argument is missing" % EXPERIMENT_ID
session_id_str = get_argument(SESSION_ID)
if session_id_str is None:
return "%s argument is missing" % EXPERIMENT_ID
experiment_id = ExperimentId.parse(experiment_id_str)
weblab_api.context.session_id = session_id_str
try:
reservation_id = weblab_api.api.reserve_experiment(
experiment_id, "{}", "{}")
except Exception:
traceback.print_exc()
return HTML_ERROR_TEMPLATE
new_location = "../../client/federated.html#reservation_id=%s" % reservation_id.reservation_id.id
return redirect(new_location)
def _check_arguments():
"""
_check_arguments()
Retrieves the arguments which describe the file being sent.
These areguments are the file_sent, the file-info, the sessionid, and optionally
@return file_info, file_sent, reservation_id, is_async
"""
file_info = get_argument(FILE_INFO)
if file_info is None:
raise FileUploadError(WEBLAB_GENERAL_EXCEPTION_CODE, "%s argument not provided!" % FILE_INFO)
file_sent = request.files.get(FILE_SENT)
if file_sent is None:
file_sent = get_argument(FILE_SENT)
if file_sent is None:
raise FileUploadError(WEBLAB_GENERAL_EXCEPTION_CODE, "%s argument not provided!" % FILE_SENT)
else:
sio = StringIO.StringIO()
file_sent.save(sio)
file_sent = sio.getvalue()
reservation_id = get_argument(RESERVATION_ID)
if reservation_id is None:
reservation_id = get_argument(SESSION_ID)
if reservation_id is None:
raise FileUploadError(WEBLAB_GENERAL_EXCEPTION_CODE, "%s argument not provided!" % ' or '.join((SESSION_ID, RESERVATION_ID)))
# Read the IS_ASYNC parameter, which will indicate us whether we should execute the send_file asynchronously
# or synchronously.
is_async_str = get_argument(IS_ASYNC)
if is_async_str is None:
is_async = False
else:
is_async_str = is_async_str.lower()
if is_async_str in ("true", "yes", "1"):
is_async = True
elif is_async_str in ("false", "no", "0"):
is_async = False
else:
raise FileUploadError(WEBLAB_GENERAL_EXCEPTION_CODE, "%s argument is present but not valid (should be a boolean)!" % IS_ASYNC)
return file_info, file_sent, reservation_id, is_async
def labview():
try:
reservation_id = get_argument(SESSION_ID)
if reservation_id is None:
return HTML_TEMPLATE % {
'MESSAGE' : "Failed to load LabVIEW experiment. Reason: %s argument not provided!." % SESSION_ID
}
weblab_api.ctx.reservation_id = reservation_id
result = weblab_api.api.send_command(Command.Command("get_html"))
except Exception as e:
message = e.args[0]
return HTML_TEMPLATE % {
'MESSAGE' : "Failed to load LabVIEW experiment. Reason: %s. Call the administrator to fix it." % message
}
else:
resultstr = result.commandstring
print "[DBG] Returning result from labview: " + resultstr
return HTML_TEMPLATE % {
'MESSAGE' : resultstr
}
def labview():
try:
reservation_id = get_argument(SESSION_ID)
if reservation_id is None:
return HTML_TEMPLATE % {
'MESSAGE' : "Failed to load LabVIEW experiment. Reason: %s argument not provided!." % SESSION_ID
}
weblab_api.ctx.reservation_id = reservation_id
result = weblab_api.api.send_command(Command.Command("get_html"))
except Exception as e:
message = e.args[0]
return HTML_TEMPLATE % {
'MESSAGE' : "Failed to load LabVIEW experiment. Reason: %s. Call the administrator to fix it." % message
}
else:
resultstr = result.commandstring
print("[DBG] Returning result from labview: " + resultstr)
return HTML_TEMPLATE % {
'MESSAGE' : resultstr
}
def intercept_save():
save = get_argument("save", "")
response = make_response(save)
response.content_type = 'application/download'
response.headers['Content-Disposition'] = 'attachment; filename=circuit.cir'
return response