111 lines
4.8 KiB
Python
111 lines
4.8 KiB
Python
import json
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from enum import Enum
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import requests
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from bs4 import BeautifulSoup
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print("Hello AlcasarAuto!")
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class ConnectionResults(Enum):
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"""Enumeration used for connection result"""
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CONNECTION_SUCCESS = 0
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ALREADY_CONNECTED = 1
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PACKET_ERROR = 2
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BAD_PASSWORD = 3
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CANT_DETECT_PORTAL = 4
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class DisconnectResult(Enum):
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"""Enumeration used for disconnection result"""
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DISCONNECT_SUCCESS = 0
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NO_LOGOUT_LINK_AVAILABLE = 1
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PACKET_ERROR = 2
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class Alcasar:
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"""Class used to manage the connection with the Alcasar service."""
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def __init__(self):
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self.connection_statut = False
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self.logout_url = ""
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self.ses = requests.Session()
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self.ses.headers = {"Origin": "https://alcasar-0320002d.smile-education.fr",
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"Accept-Encoding": "gzip, deflate, br",
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"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8",
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"Sec-Fetch-Mode": "navigate", "Connection": "keep-alive",
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"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:109.0) Gecko/20100101 Firefox/119.0",
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"Content-Type": "application/x-www-form-urlencoded", "Sec-Fetch-Site": "same-origin",
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"Sec-Fetch-Dest": "document", "Accept-Language": "fr,fr-FR;q=0.8,en-US;q=0.5,en;q=0.3",
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"Sec-Fetch-User": "?1"}
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def connect(self, username, password):
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"""Send username and password to the Alcasar authentication service."""
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# Return if already connected
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self.update_statut()
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if self.connection_statut:
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return ConnectionResults.ALREADY_CONNECTED
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# Access the detection portal to be redirected to the authentication page.
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try:
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connection_page = self.ses.get("http://detectportal.firefox.com/canonical.html")
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except requests.exceptions.RequestException:
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return ConnectionResults.CANT_DETECT_PORTAL
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# We need a "challenge" value stored in a hidden input in the authentication
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# page to be sent to it the post request
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soup = BeautifulSoup(connection_page.text, features="html.parser")
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input_challenge = soup.find("input", {"name": "challenge"})
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if input_challenge is None:
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return ConnectionResults.CANT_DETECT_PORTAL
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challenge = input_challenge["value"]
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# Send a post packet with username, password and challenge value to recover the redirection link
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data = f"challenge={challenge}&userurl=http%3A%2F%2Fdetectportal.firefox.com%2Fcanonical.html&username={username}&password={password}&button=Authentification"
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try:
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resp = self.ses.post("https://alcasar-0320002d.smile-education.fr/intercept.php",
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data=data,
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allow_redirects=False,
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headers={"Origin": "https://alcasar-0320002d.smile-education.fr",
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"Referer": connection_page.url})
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except requests.exceptions.RequestException:
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return ConnectionResults.PACKET_ERROR
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# Send a get packet to connect to the account
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success = self.ses.get(resp.headers["Location"], allow_redirects=False)
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if success.headers["Location"].startswith("https://alcasar-0320002d.smile-education.fr/intercept.php?res=failed"):
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return ConnectionResults.BAD_PASSWORD
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return ConnectionResults.CONNECTION_SUCCESS
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def detect(self):
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"""Return True if the current WI-FI network is managed by Alcasar."""
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try:
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ping_result = self.ses.get("https://alcasar-0320002d.smile-education.fr/").status_code
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return ping_result == 200
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except requests.exceptions.RequestException:
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return False
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def update_statut(self):
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"""Update the connexion statut"""
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try:
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data = self.ses.get("http://alcasar-0320002d.smile-education.fr:3990/json/status?callback=chilliJSON.reply")
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statut = json.loads(
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data.text[17:-1])
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except requests.exceptions.RequestException:
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self.connection_statut = False
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return False, ""
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# Update statuts variables with new data
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self.connection_statut = bool(statut["clientState"])
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self.logout_url = statut["redir"]["logoutURL"]
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return self.connection_statut, self.logout_url
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def disconnect(self):
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"""Disconnect the user from the authentication service"""
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if self.logout_url:
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try:
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self.ses.get(self.logout_url)
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return DisconnectResult.DISCONNECT_SUCCESS
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except requests.exceptions.RequestException:
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return DisconnectResult.PACKET_ERROR
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return DisconnectResult.NO_LOGOUT_LINK_AVAILABLE
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