64 lines
2.3 KiB
Python
64 lines
2.3 KiB
Python
import json
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import requests
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import sys
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import os
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import subprocess
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# See github project: https://github.com/mpolden/atb
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ATB_API_URL = "https://mpolden.no/atb/v2/departures/"
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# Stop place codes found through https://stoppested.entur.org/
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STOP_PLACES = {
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"gløshaugen": "44085",
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"høgskoleringen": "42029",
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"hesthagen": "41620"
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}
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def format_departure(departure_dict: dict) -> str:
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"""Formats the json supplied by mpolden's atb api to a single line of text
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quickly summarizing the scheduled bus.
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"""
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line = departure_dict["line"]
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departure_time = departure_dict["scheduledDepartureTime"].split("T")[1].split(".")[0]
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destination = departure_dict["destination"]
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is_real_time = departure_dict["isRealtimeData"]
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towards_city_center = departure_dict["isGoingTowardsCentrum"]
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# return f"{departure_time}: {line}\t({'R' if is_real_time else 'S'}, {'I' if towards_city_center else 'O'}) {destination}"
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return f"{departure_time}: {line}\t{destination}\t ({'realtime' if is_real_time else 'aimed'},\t{'til Midtbyen' if towards_city_center else 'fra Midtbyen'})"
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def write_to_socket(s: str, mpv_socket) -> None:
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"""Writes the string s to the mpv on screen display through
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the open mpv ipc socket located at the path `mpv_socket`.
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"""
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cmd_dict = {"command": ["show-text", f"{s}", 10000]}
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mpv_cmd = json.dumps(cmd_dict)
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cmd = f'echo \'{mpv_cmd}\' | socat - ./{mpv_socket}'
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subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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return None
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if __name__ == "__main__":
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input_stop_place = sys.argv[1]
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if input_stop_place in STOP_PLACES.keys():
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active_stop_place = STOP_PLACES[input_stop_place]
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else:
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active_stop_place = STOP_PLACES["gløshaugen"]
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r = requests.get(ATB_API_URL + active_stop_place)
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departures = r.json()["departures"]
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sorted_departures = sorted(departures, key = lambda d: d["scheduledDepartureTime"])
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# ensure mpv is running with the ipc-server socket set in MPV_SOCKET
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MPV_SOCKET = "mpv_ipc.socket"
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if os.path.exists(MPV_SOCKET):
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write_to_socket(
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f"{'\n'.join([
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format_departure(sorted_departures[i])
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for i in range(len(sorted_departures))
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])}", MPV_SOCKET)
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else:
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for dep in sorted_departures:
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print(format_departure(dep))
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