def regress_js(filehash):
file_handler = CSVFileHandler(settings.STORAGE_DIR)
try:
stats_data = file_handler.load_file(filehash)
except:
flask.abort(404)
regression_params = RegressionParams.build_from_flask_args(request.args)
sr = get_stats_runner(stats_data, regression_params)
sr.run()
result = sr.to_dict()
# Trim a couple things from the result -- won't need 'em
del result['all_point_data']
del result['all_point_cols']
http_result = flask.jsonify(result)
http_result.headers['Cache-Control'] = 'max-age=300000000,public'
http_result.headers['Expires'] = '31 December 2037 23:59:59 GMT'
return http_result
def regress_csv(filehash):
import StringIO
file_handler = CSVFileHandler(settings.STORAGE_DIR)
try:
stats_data = file_handler.load_file(filehash)
except:
flask.abort(404)
regression_params = RegressionParams.build_from_flask_args(request.args)
sr = get_stats_runner(stats_data, regression_params)
sr.run()
result = sr.to_dict()
# Build us a string in memory
out_buf = StringIO.StringIO()
writer = csv.writer(out_buf, dialect='excel')
writer.writerow(result['all_point_cols'])
writer.writerows(result['all_point_data'])
response = flask.make_response(out_buf.getvalue())
response.headers["Content-Disposition"] = "attachment;filename=data.csv"
response.headers["Content-Type"] = "text/csv"
return response
