88 lines
2.9 KiB
Python
88 lines
2.9 KiB
Python
"""Gets information about velib stations"""
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# PYTHON STUFFS #######################################################
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import re
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from nemubot import context
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from nemubot.exception import IMException
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from nemubot.hooks import hook
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from nemubot.tools import web
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from nemubot.module.more import Response
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# LOADING #############################################################
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URL_API = None # http://www.velib.paris.fr/service/stationdetails/paris/%s
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def load(context):
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global URL_API
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if not context.config or "url" not in context.config:
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raise ImportError("Please provide url attribute in the module configuration")
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URL_API = context.config["url"]
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context.data.setIndex("name", "station")
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# evt = ModuleEvent(station_available, "42706",
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# (lambda a, b: a != b), None, 60,
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# station_status)
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# context.add_event(evt)
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# MODULE CORE #########################################################
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def station_status(station):
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"""Gets available and free status of a given station"""
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response = web.getXML(URL_API % station)
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if response is not None:
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available = int(response.getElementsByTagName("available")[0].firstChild.nodeValue)
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free = int(response.getElementsByTagName("free")[0].firstChild.nodeValue)
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return (available, free)
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else:
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return (None, None)
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def station_available(station):
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"""Gets available velib at a given velib station"""
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(a, f) = station_status(station)
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return a
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def station_free(station):
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"""Gets free slots at a given velib station"""
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(a, f) = station_status(station)
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return f
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def print_station_status(msg, station):
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"""Send message with information about the given station"""
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(available, free) = station_status(station)
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if available is not None and free is not None:
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return Response("À la station %s : %d vélib et %d points d'attache"
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" disponibles." % (station, available, free),
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channel=msg.channel)
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raise IMException("station %s inconnue." % station)
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# MODULE INTERFACE ####################################################
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@hook.command("velib",
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help="gives available bikes and slots at the given station",
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help_usage={
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"STATION_ID": "gives available bikes and slots at the station STATION_ID"
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})
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def ask_stations(msg):
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if len(msg.args) > 4:
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raise IMException("demande-moi moins de stations à la fois.")
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elif not len(msg.args):
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raise IMException("pour quelle station ?")
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for station in msg.args:
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if re.match("^[0-9]{4,5}$", station):
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return print_station_status(msg, station)
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elif station in context.data.index:
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return print_station_status(msg,
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context.data.index[station]["number"])
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else:
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raise IMException("numéro de station invalide.")
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