forked from ScoDoc/ScoDoc
401 lines
13 KiB
Python
401 lines
13 KiB
Python
# -*- mode: python -*-
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# -*- coding: utf-8 -*-
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##############################################################################
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#
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# Gestion scolarite IUT
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#
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# Copyright (c) 1999 - 2023 Emmanuel Viennet. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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# Emmanuel Viennet emmanuel.viennet@viennet.net
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#
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##############################################################################
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"""Fonctions sur les utilisateurs
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"""
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# Anciennement ZScoUsers.py, fonctions de gestion des données réécrites avec flask/SQLAlchemy
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import re
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from flask import url_for, g, request
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from flask_login import current_user
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from app import db, Departement
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from app.auth.models import Permission, User
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from app.models import ScoDocSiteConfig, USERNAME_STR_LEN
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from app.scodoc import html_sco_header
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from app.scodoc import sco_preferences
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from app.scodoc.gen_tables import GenTable
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from app import cache
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from app.scodoc.sco_exceptions import ScoValueError
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def index_html(all_depts=False, with_inactives=False, format="html"):
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"gestion utilisateurs..."
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all_depts = int(all_depts)
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with_inactives = int(with_inactives)
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H = [html_sco_header.html_sem_header("Gestion des utilisateurs")]
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if current_user.has_permission(Permission.ScoUsersAdmin, g.scodoc_dept):
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H.append(
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f"""<p><a href="{url_for("users.create_user_form",
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scodoc_dept=g.scodoc_dept)
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}" class="stdlink">Ajouter un utilisateur</a>"""
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)
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if current_user.is_administrator():
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H.append(
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f""" <a href="{url_for("users.import_users_form",
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scodoc_dept=g.scodoc_dept)
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}" class="stdlink">Importer des utilisateurs</a></p>"""
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)
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else:
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H.append(
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""" Pour importer des utilisateurs en masse (via fichier xlsx)
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contactez votre administrateur scodoc."""
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)
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if all_depts:
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checked = "checked"
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else:
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checked = ""
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if with_inactives:
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olds_checked = "checked"
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else:
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olds_checked = ""
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H.append(
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f"""<p><form name="f" action="{request.base_url}" method="get">
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<input type="checkbox" name="all_depts" value="1" onchange="document.f.submit();"
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{checked}>Tous les départements</input>
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<input type="checkbox" name="with_inactives" value="1" onchange="document.f.submit();"
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{olds_checked}>Avec anciens utilisateurs</input>
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</form></p>"""
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)
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L = list_users(
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g.scodoc_dept,
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all_depts=all_depts,
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with_inactives=with_inactives,
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format=format,
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with_links=current_user.has_permission(Permission.ScoUsersAdmin, g.scodoc_dept),
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)
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if format != "html":
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return L
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H.append(L)
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F = html_sco_header.sco_footer()
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return "\n".join(H) + F
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def list_users(
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dept,
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all_depts=False, # tous les departements
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with_inactives=False, # inclut les anciens utilisateurs (status "old")
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format="html",
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with_links=True,
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):
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"List users, returns a table in the specified format"
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from app.scodoc.sco_permissions_check import can_handle_passwd
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if dept and not all_depts:
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users = get_user_list(dept=dept, with_inactives=with_inactives)
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comm = f"dept. {dept}"
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else:
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users = get_user_list(with_inactives=with_inactives)
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comm = "tous"
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if with_inactives:
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comm += ", avec anciens"
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comm = "(" + comm + ")"
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# -- Add some information and links:
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rows = []
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for u in users:
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# Can current user modify this user ?
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can_modify = can_handle_passwd(u, allow_admindepts=True)
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d = u.to_dict()
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rows.append(d)
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# Add links
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if with_links and can_modify:
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target = url_for(
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"users.user_info_page", scodoc_dept=dept, user_name=u.user_name
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)
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d["_user_name_target"] = target
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d["_nom_target"] = target
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d["_prenom_target"] = target
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# Hide passwd modification date (depending on visitor's permission)
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if can_modify:
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d["non_migre"] = (
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"NON MIGRÉ" if u.passwd_temp or u.password_scodoc7 else "ok"
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)
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else:
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d["date_modif_passwd"] = "(non visible)"
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d["non_migre"] = ""
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columns_ids = [
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"user_name",
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"nom_fmt",
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"prenom_fmt",
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"email",
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"dept",
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"roles_string",
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"date_expiration",
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"date_modif_passwd",
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"non_migre",
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"status_txt",
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]
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# Seul l'admin peut voir les dates de dernière connexion
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# et les infos CAS
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if current_user.is_administrator():
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columns_ids.append("last_seen")
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if ScoDocSiteConfig.is_cas_enabled():
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columns_ids += [
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"cas_id",
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"cas_allow_login",
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"cas_allow_scodoc_login",
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"cas_last_login",
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]
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columns_ids.append("email_institutionnel")
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title = "Utilisateurs définis dans ScoDoc"
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tab = GenTable(
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rows=rows,
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columns_ids=columns_ids,
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titles={
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"user_name": "Login",
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"nom_fmt": "Nom",
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"prenom_fmt": "Prénom",
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"email": "Mail",
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"email_institutionnel": "Mail institutionnel (opt.)",
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"dept": "Dept.",
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"roles_string": "Rôles",
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"date_expiration": "Expiration",
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"date_modif_passwd": "Modif. mot de passe",
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"last_seen": "Dernière cnx.",
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"non_migre": "Non migré (!)",
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"status_txt": "Etat",
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"cas_id": "Id CAS",
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"cas_allow_login": "CAS autorisé",
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"cas_allow_scodoc_login": "Cnx sans CAS",
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"cas_last_login": "Dernier login CAS",
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},
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caption=title,
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page_title="title",
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html_title=f"""<h2>{len(rows)} utilisateurs {comm}</h2>
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<p class="help">Cliquer sur un nom pour changer son mot de passe</p>""",
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html_class="table_leftalign list_users",
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html_with_td_classes=True,
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html_sortable=True,
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base_url="%s?all_depts=%s" % (request.base_url, 1 if all_depts else 0),
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pdf_link=False, # table is too wide to fit in a paper page => disable pdf
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preferences=sco_preferences.SemPreferences(),
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)
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return tab.make_page(format=format, with_html_headers=False)
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def get_user_list(dept=None, with_inactives=False):
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"""Returns list of users.
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If dept, select users from this dept,
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else return all users.
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"""
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# was get_userlist
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q = User.query
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if dept is not None:
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q = q.filter_by(dept=dept)
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if not with_inactives:
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q = q.filter_by(active=True)
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return q.order_by(User.nom, User.user_name).all()
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@cache.memoize(timeout=50) # seconds
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def user_info(user_name_or_id=None, user: User = None):
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"""Dict avec infos sur l'utilisateur (qui peut ne pas etre dans notre base).
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Si user_name est specifie (string ou id), interroge la BD. Sinon, user doit etre une instance
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de User.
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"""
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if user_name_or_id is not None:
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if isinstance(user_name_or_id, int):
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u = User.query.filter_by(id=user_name_or_id).first()
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else:
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u = User.query.filter_by(user_name=user_name_or_id).first()
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if u:
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user_name = u.user_name
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info = u.to_dict()
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else:
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info = None
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user_name = "inconnu"
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else:
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info = user.to_dict()
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user_name = user.user_name
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if not info:
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# special case: user is not in our database
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return {
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"user_name": user_name,
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"nom": user_name,
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"prenom": "",
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"email": "",
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"dept": "",
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"nomprenom": user_name,
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"prenomnom": user_name,
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"prenom_fmt": "",
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"nom_fmt": user_name,
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"nomcomplet": user_name,
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"nomplogin": user_name,
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# "nomnoacc": scu.suppress_accents(user_name),
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"passwd_temp": 0,
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"status": "",
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"date_expiration": None,
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}
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else:
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# Ensure we never publish password hash
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if "password_hash" in info:
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del info["password_hash"]
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return info
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MSG_OPT = """<br>Attention: (vous pouvez forcer l'opération en cochant "<em>Ignorer les avertissements</em>" en bas de page)"""
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def check_modif_user(
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edit: bool,
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enforce_optionals: bool = False,
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user_name: str = "",
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nom: str = "",
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prenom: str = "",
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email: str = "",
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dept: str = "",
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roles: list = None,
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cas_id: str = None,
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) -> tuple[bool, str]:
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"""Vérifie que cet utilisateur peut être créé (edit=0) ou modifié (edit=1)
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Cherche homonymes.
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Ne vérifie PAS que l'on a la permission de faire la modif.
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edit: si vrai, mode "edition" (modif d'un objet existant)
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enforce_optionals: vérifie que les champs optionnels sont cohérents.
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Returns (ok, msg)
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- ok : si vrai, peut continuer avec ces parametres
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(si ok est faux, l'utilisateur peut quand même forcer la creation)
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- msg: message warning à presenter à l'utilisateur
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"""
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roles = roles or []
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# ce login existe ?
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user = User.query.filter_by(user_name=user_name).first()
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if edit and not user: # safety net, le user_name ne devrait pas changer
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return False, f"identifiant {user_name} inexistant"
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if not edit and user:
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return False, f"identifiant {user_name} déjà utilisé"
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if not user_name or not nom or not prenom:
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return False, "champ requis vide"
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if not re.match(r"^[a-zA-Z0-9@\\\-_\\\.]*$", user_name):
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return (
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False,
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f"identifiant '{user_name}' invalide (pas d'accents ni de caractères spéciaux)",
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)
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if len(user_name) > USERNAME_STR_LEN:
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return (
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False,
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f"identifiant '{user_name}' trop long ({USERNAME_STR_LEN} caractères)",
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)
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if len(nom) > USERNAME_STR_LEN:
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return False, f"nom '{nom}' trop long ({USERNAME_STR_LEN} caractères)" + MSG_OPT
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if len(prenom) > 64:
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return (
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False,
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f"prenom '{prenom}' trop long ({USERNAME_STR_LEN} caractères)" + MSG_OPT,
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)
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# check that same user_name has not already been described in this import
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if not email:
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return False, "vous devriez indiquer le mail de l'utilisateur créé !"
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if len(email) > 120:
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return False, f"email '{email}' trop long (120 caractères)"
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if not re.fullmatch(r"\b[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+\.[A-Z|a-z]{2,}\b", email):
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return False, "l'adresse mail semble incorrecte"
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# check département
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if (
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enforce_optionals
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and dept
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and Departement.query.filter_by(acronym=dept).first() is None
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):
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return False, f"département '{dept}' inexistant" + MSG_OPT
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if enforce_optionals and not roles:
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return False, "aucun rôle sélectionné, êtes vous sûr ?" + MSG_OPT
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# Unicité du mail
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users_with_this_mail = User.query.filter_by(email=email).all()
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if edit: # modification
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if email != user.email and len(users_with_this_mail) > 0:
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return False, "un autre utilisateur existe déjà avec cette adresse mail"
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else: # création utilisateur
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if len(users_with_this_mail) > 0:
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return False, "un autre utilisateur existe déjà avec cette adresse mail"
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# Unicité du cas_id
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if cas_id:
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cas_users = User.query.filter_by(cas_id=cas_id).all()
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if edit:
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if cas_users and (
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len(cas_users) > 1 or cas_users[0].user_name != user_name
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):
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return (
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False,
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"un autre utilisateur existe déjà avec cet identifiant CAS",
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)
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elif cas_users:
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return False, "un autre utilisateur existe déjà avec cet identifiant CAS"
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# Des noms/prénoms semblables existent ?
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nom = nom.lower().strip()
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prenom = prenom.lower().strip()
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similar_users = User.query.filter(
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User.nom.ilike(nom), User.prenom.ilike(prenom)
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).all()
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if edit:
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minmatch = 1
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else:
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minmatch = 0
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if enforce_optionals and len(similar_users) > minmatch:
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return (
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False,
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"des utilisateurs proches existent: "
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+ ", ".join(
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[
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"%s %s (pseudo=%s)" % (x.prenom, x.nom, x.user_name)
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for x in similar_users
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]
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)
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+ MSG_OPT,
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)
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# Roles ?
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return True, ""
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def user_edit(user_name, vals):
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"""Edit the user specified by user_name
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(ported from Zope to SQLAlchemy, hence strange !)
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"""
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u: User = User.query.filter_by(user_name=user_name).first()
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if not u:
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raise ScoValueError("Invalid user_name")
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u.from_dict(vals)
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db.session.add(u)
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db.session.commit()
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