def compare():
try:
# Readings Request Parameters
control_hist_location = request.args['control_hist']
cur_hist_location = request.args['cur_hist']
all_paths = request.args['paths']
request_type = request.args['type']
technique = request.args['technique']
request_type_id = utils.get_request_type_id(request_type)
technique_id = utils.get_technique_id(technique)
first_file_id = utils.get_file_id(control_hist_location)
second_file_id = utils.get_file_id(cur_hist_location)
first_histogram_id = utils.get_histogram_id(all_paths, first_file_id)
second_histogram_id = utils.get_histogram_id(all_paths, second_file_id)
# Check if query already exists
previous_request = db_models.Request.query.filter_by(
pattern=first_histogram_id,
exemplar=second_histogram_id,
technique=technique).order_by(db_models.Request.time).all()
if previous_request:
utils.previous_request_processing(previous_request[-1])
else:
distance = utils.hist_checking(control_hist_location,
cur_hist_location, all_paths,
technique)
utils.save_request_result(first_histogram_id, second_histogram_id,
request_type_id, technique_id, distance)
return json.dumps({'rc': 0, 'message': '', 'distance': distance})
except Exception, error_message:
return json.dumps({
'rc': 1,
'distance': None,
'message': str(error_message)
})
def compare():
try:
# Readings Request Parameters
control_hist_location = request.args['control_hist']
cur_hist_location = request.args['cur_hist']
all_paths = request.args['paths']
request_type = request.args['type']
technique = request.args['technique']
request_type_id = utils.get_request_type_id(request_type)
technique_id = utils.get_technique_id(technique)
first_file_id = utils.get_file_id(control_hist_location)
second_file_id = utils.get_file_id(cur_hist_location)
first_histogram_id = utils.get_histogram_id(all_paths, first_file_id)
second_histogram_id = utils.get_histogram_id(all_paths, second_file_id)
# Check if query already exists
previous_request = db_models.Request.query.filter_by(pattern=first_histogram_id,
exemplar=second_histogram_id,
technique=technique).order_by(db_models.Request.time).all()
if previous_request:
utils.previous_request_processing(previous_request[-1])
else:
distance = utils.hist_checking(control_hist_location, cur_hist_location, all_paths, technique)
utils.save_request_result(first_histogram_id, second_histogram_id,
request_type_id, technique_id, distance)
return json.dumps({'rc': 0, 'message': '', 'distance': distance})
except Exception, error_message:
return json.dumps({'rc': 1, 'distance': None, 'message': str(error_message)})
def check():
try:
control_hist_location = request.args['control_hist']
cur_hist_location = request.args['cur_hist']
all_paths = request.args['paths']
technique = request.args['technique']
first_histogram_id = utils.get_histogram_id(all_paths, control_hist_location)
second_histogram_id = utils.get_histogram_id(all_paths, cur_hist_location)
previous_request = db_models.Request.query.filter_by(pattern=first_histogram_id,
exemplar=second_histogram_id, technique=technique).all()
if previous_request:
return json.dumps({'time':previous_request.time})
else:
return json.dumps({'time':None})
except Exception, error_message:
return json.dumps({'message': str(error_message)})
def check():
try:
control_hist_location = request.args['control_hist']
cur_hist_location = request.args['cur_hist']
all_paths = request.args['paths']
technique = request.args['technique']
first_histogram_id = utils.get_histogram_id(all_paths,
control_hist_location)
second_histogram_id = utils.get_histogram_id(all_paths,
cur_hist_location)
previous_request = db_models.Request.query.filter_by(
pattern=first_histogram_id,
exemplar=second_histogram_id,
technique=technique).all()
if previous_request:
return json.dumps({'time': previous_request.time})
else:
return json.dumps({'time': None})
except Exception, error_message:
return json.dumps({'message': str(error_message)})