forked from ScoDoc/ScoDoc
72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
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# -*- coding: UTF-8 -*
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"""
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auth.cas.py
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"""
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import datetime
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import flask
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from flask import current_app, flash, url_for
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from flask_login import login_user
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from app.auth import bp
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from app.auth.models import User
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from app.models.config import ScoDocSiteConfig
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# after_cas_login/after_cas_logout : routes appelées par redirect depuis le serveur CAS.
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@bp.route("/after_cas_login")
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def after_cas_login():
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"Called by CAS after CAS authentication"
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# Ici on a les infos dans flask.session["CAS_ATTRIBUTES"]
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if ScoDocSiteConfig.is_cas_enabled() and ("CAS_ATTRIBUTES" in flask.session):
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# Lookup user:
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cas_id = flask.session["CAS_ATTRIBUTES"].get(
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"cas:" + ScoDocSiteConfig.get("cas_attribute_id")
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)
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if cas_id is not None:
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user = User.query.filter_by(cas_id=cas_id).first()
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if user and user.active:
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if user.cas_allow_login:
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current_app.logger.info(f"CAS: login {user.user_name}")
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if login_user(user):
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flask.session[
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"scodoc_cas_login_date"
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] = datetime.datetime.now().isoformat()
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return flask.redirect(url_for("scodoc.index"))
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else:
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current_app.logger.info(
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f"CAS login denied for {user.user_name} (not allowed to use CAS)"
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)
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else:
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current_app.logger.info(
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f"""CAS login denied for {user.user_name if user else ""} cas_id={cas_id} (unknown or inactive)"""
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)
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# Echec:
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flash("échec de l'authentification")
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return flask.redirect(url_for("auth.login"))
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@bp.route("/after_cas_logout")
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def after_cas_logout():
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"Called by CAS after CAS logout"
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flash("Vous êtes déconnecté")
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current_app.logger.info("after_cas_logout")
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return flask.redirect(url_for("scodoc.index"))
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def set_cas_configuration(app: flask.app.Flask):
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"""Force la configuration du module flask_cas à partir des paramètres de
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la config de ScoDoc.
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Appelé au démarrage et à chaque modif des paramètres.
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"""
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if ScoDocSiteConfig.is_cas_enabled():
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app.config["CAS_SERVER"] = ScoDocSiteConfig.get("cas_server")
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app.config["CAS_AFTER_LOGIN"] = "auth.after_cas_login"
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app.config["CAS_AFTER_LOGOUT"] = "auth.after_cas_logout"
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else:
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app.config.pop("CAS_SERVER", None)
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app.config.pop("CAS_AFTER_LOGIN", None)
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app.config.pop("CAS_AFTER_LOGOUT", None)
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