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runServer.py
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runServer.py
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# Python 3 server example
from http.server import BaseHTTPRequestHandler, HTTPServer
from updateJSON import cbh_to_str
import json
import pandas as pd
from updateJSON import dew_point
local = False
if local:
hostName = "localhost"
serverPort = 8080
dataFilePath = "./latest_values.dat"
thiesFilePath = "./latest_thies.dat"
cl51FilePath = "./last_cbh.txt"
ozoneFilePath = "./latest_ozone.dat"
else:
hostName = "134.95.211.110"
serverPort = 8080
dataFilePath = "/data/obs/site/cgn/meteo_sport/latest_values.dat"
thiesFilePath = "/data/obs/site/cgn/thies/latest_thies.dat"
ozoneFilePath = "/data/obs/site/cgn/aqm/latest_ozone.dat"
jsonFilePath = "/home/citystation/public_html/webDashboard/data.json"
cl51FilePath = "/data/obs/site/cgn/cl51/l0/last_cbh.txt"
class MyServer(BaseHTTPRequestHandler):
def do_GET(self):
if self.path == "/data.json":
df = pd.read_csv(dataFilePath, header=1, skiprows=[2, 3])
df_cl51 = pd.read_csv(cl51FilePath, header=0, comment="#")
df_thies = pd.read_csv(thiesFilePath)
df_ozone = pd.read_csv(ozoneFilePath, header=0)
datetime = pd.to_datetime(df["TIMESTAMP"].values.item())
datetime = datetime.tz_localize("utc").tz_convert("Europe/Berlin")
# convert wind direction
dir_name = [
"N",
"NNO",
"NO",
"ONO",
"O",
"OSO",
"SO",
"SSO",
"S",
"SSW",
"SW",
"WSW",
"W",
"WNW",
"NW",
"NNW",
"N",
]
directionLetter = dir_name[int(df["WindDir_D1_WVT"].item() / 22.5 + 0.5)]
speed = round(df["WS_ms_S_WVT"].item() * 3.6, 1)
df["dewpoint"] = dew_point(df["AirTC_2_Avg"], df["RH_2"])
dict = {
"datetime": datetime.strftime("%Y-%m-%d %H:%M:%S"),
"temperature": {
"value": round(df["AirTC_2_Avg"].values.item(), 1),
"unit": "°C",
"string": str(round(df["AirTC_2_Avg"].values.item(), 1)).replace(
".", ","
),
},
"dewpoint": {
"value": round(df["dewpoint"].values.item(), 1),
"unit": "°C",
"string": str(round(df["dewpoint"].values.item(), 1)).replace(
".", ","
),
},
"humidity": {"value": round(df["RH_2"].values.item(), 0), "unit": "%"},
"pressure": {
"value": round(df["BP_mbar_sl_Avg"].values.item(), 0),
"unit": "hPa",
},
"ground-pressure": {
"value": round(df["BP_mbar_Avg"].values.item(), 0),
"unit": "hPa",
},
"uv": {"value": round(df["UVind_Avg"].values.item(), 0), "unit": ""},
"wind_direction": {
"value": df["WindDir_D1_WVT"].values.item(),
"unit": "°",
"string": directionLetter,
},
"wind_speed": {
"value": speed,
"unit": "km/h",
"string": str(speed).replace(".", ","),
},
"global_radiation": {
"value": round(max(0, df["SWUpper_Avg"].values.item())),
"unit": "W/m²",
},
"cbh_cur": {
"string": cbh_to_str(
df_cl51["cbh[last] (km)"].values.item() * 1000.0, 0, 0
),
"unit": "m",
},
"precip": {
"precip_last_hour": {
"value": round(
df_thies["accum_precip_1_hour"].values.item(), 1
),
"unit": "mm",
"string": str(
round(df_thies["accum_precip_1_hour"].values.item(), 1)
).replace(".", ","),
},
"precip_type": {
"value": df_thies["precip_type"].values.item(),
"unit": "METAR 4678",
},
"precip_rate": {
"value": round(df_thies["precip_rate"].values.item(), 1),
"unit": "mm/min",
},
},
"ozone": {
"value": round(max(0, df_ozone.values.item())),
"unit": "ppb",
},
}
# read last entry from data file and update dict
# To do
# serve json
self.send_response(200)
self.send_header("Content-Type", "application/json")
self.end_headers()
self.wfile.write(bytes(json.dumps(dict, ensure_ascii=False), "utf-8"))
elif self.path == "/script.js":
# f = open("./index.html")
self.send_response(200)
self.send_header("Content-type", "text/javascript")
self.end_headers()
# self.wfile.write(bytes(f.read(), 'utf-8'))
# f.close()
with open("./script.js", "rb") as file:
self.wfile.write(file.read()) # Read the file and send the contents
else:
# f = open("./index.html")
self.send_response(200)
self.send_header("Content-type", "text/html")
self.end_headers()
# self.wfile.write(bytes(f.read(), 'utf-8'))
# f.close()
with open("./index.html", "rb") as file:
self.wfile.write(file.read()) # Read the file and send the contents
if __name__ == "__main__":
webServer = HTTPServer((hostName, serverPort), MyServer)
print("Server started http://%s:%s" % (hostName, serverPort))
try:
webServer.serve_forever()
except KeyboardInterrupt:
pass
webServer.server_close()
print("Server stopped.")