forked from ScoDoc/ScoDoc
444 lines
14 KiB
Python
444 lines
14 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 - 2021 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 réécrite avec flask/SQLAlchemy
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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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import cracklib # pylint: disable=import-error
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from app import db
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from app.auth.models import Permission
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from app.auth.models import User
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from app.scodoc import html_sco_header
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from app.scodoc import sco_etud
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from app.scodoc import sco_excel
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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 log
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from app.scodoc.scolog import logdb
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import app.scodoc.sco_utils as scu
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from app.scodoc.sco_exceptions import (
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AccessDenied,
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ScoValueError,
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)
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def is_valid_password(cleartxt):
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"""Check password.
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returns True if OK.
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"""
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if (
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hasattr(scu.CONFIG, "MIN_PASSWORD_LENGTH")
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and scu.CONFIG.MIN_PASSWORD_LENGTH > 0
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and len(cleartxt) < scu.CONFIG.MIN_PASSWORD_LENGTH
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):
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return False # invalid: too short
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try:
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_ = cracklib.FascistCheck(cleartxt)
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return True
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except ValueError:
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return False
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# ---------------
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# ---------------
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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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'<p><a href="{}" class="stdlink">Ajouter un utilisateur</a>'.format(
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url_for("users.create_user_form", scodoc_dept=g.scodoc_dept)
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)
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)
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if current_user.is_administrator():
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H.append(
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' <a href="{}" class="stdlink">Importer des utilisateurs</a></p>'.format(
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url_for("users.import_users_form", scodoc_dept=g.scodoc_dept)
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)
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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 xlsx file) 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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"""<p><form name="f" action="%s" method="get">
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<input type="checkbox" name="all_depts" value="1" onchange="document.f.submit();" %s>Tous les départements</input>
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<input type="checkbox" name="with_inactives" value="1" onchange="document.f.submit();" %s>Avec anciens utilisateurs</input>
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</form></p>"""
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% (request.base_url, checked, olds_checked)
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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 = "dept. %s" % 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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r = []
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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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r.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 not can_modify:
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d["date_modif_passwd"] = "(non visible)"
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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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"passwd_temp",
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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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if current_user.is_administrator():
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columns_ids.append("last_seen")
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title = "Utilisateurs définis dans ScoDoc"
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tab = GenTable(
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rows=r,
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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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"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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"passwd_temp": "Temp.",
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"status_txt": "Etat",
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},
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caption=title,
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page_title="title",
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html_title="""<h2>%d utilisateurs %s</h2>
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<p class="help">Cliquer sur un nom pour changer son mot de passe</p>"""
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% (len(r), comm),
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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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def _user_list(user_name):
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"return user as a dict"
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u = User.query.filter_by(user_name=user_name).first()
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if u:
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return u.to_dict()
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else:
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return None
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def user_info(user_name_or_id=None, 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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def user_info_page(user_name=None):
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"""Display page of info about given user.
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If user_name not specified, user current_user
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"""
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from app.scodoc.sco_permissions_check import can_handle_passwd
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# peut on divulguer ces infos ?
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if not can_handle_passwd(current_user, allow_admindepts=True):
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raise AccessDenied("Vous n'avez pas la permission de voir cette page")
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dept = g.scodoc_dept
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if not user_name:
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user = current_user
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else:
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user = User.query.filter_by(user_name=user_name).first()
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if not user:
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raise ScoValueError("invalid user_name")
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H = [
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html_sco_header.sco_header(
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page_title="Utilisateur %s" % user.user_name,
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)
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]
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F = html_sco_header.sco_footer()
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H.append("<h2>Utilisateur: %s" % user.user_name)
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info = user.to_dict()
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if info:
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H.append(" (%(status_txt)s)" % info)
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H.append("</h2>")
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if not info:
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H.append(
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"<p>L' utilisateur '%s' n'est pas défini dans ce module.</p>" % user_name
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)
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if user.has_permission(Permission.ScoEditAllNotes, dept):
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H.append("<p>(il peut modifier toutes les notes de %s)</p>" % dept)
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if user.has_permission(Permission.ScoEditAllEvals, dept):
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H.append("<p>(il peut modifier toutes les évaluations de %s)</p>" % dept)
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if user.has_permission(Permission.ScoImplement, dept):
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H.append("<p>(il peut creer des formations en %s)</p>" % dept)
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else:
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H.append(
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"""<p>
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<b>Login :</b> %(user_name)s<br/>
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<b>Nom :</b> %(nom)s<br/>
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<b>Prénom :</b> %(prenom)s<br/>
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<b>Mail :</b> %(email)s<br/>
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<b>Roles :</b> %(roles_string)s<br/>
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<b>Dept :</b> %(dept)s<br/>
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<b>Dernière modif mot de passe:</b> %(date_modif_passwd)s<br/>
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<b>Date d'expiration:</b> %(date_expiration)s
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<p><ul>
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<li><a class="stdlink" href="form_change_password?user_name=%(user_name)s">changer le mot de passe</a></li>"""
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% info
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)
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if current_user.has_permission(Permission.ScoUsersAdmin, dept):
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H.append(
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f"""
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<li><a class="stdlink" href="{url_for('users.create_user_form', scodoc_dept=g.scodoc_dept,
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user_name=user.user_name, edit=1)}">modifier ce compte</a>
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</li>
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<li><a class="stdlink" href="{url_for('users.toggle_active_user', scodoc_dept=g.scodoc_dept,
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user_name=user.user_name)
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}">{"désactiver" if user.active else "activer"} ce compte</a>
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</li>
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"""
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% info
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)
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H.append("</ul>")
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if current_user.user_name == user_name:
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H.append(
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'<p><b>Se déconnecter: <a class="stdlink" href="%s">logout</a></b></p>'
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% url_for("auth.logout")
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)
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# Liste des permissions
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H.append(
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'<div class="permissions"><p>Permissions de cet utilisateur dans le département %s:</p><ul>'
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% dept
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)
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for p in Permission.description:
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perm = getattr(Permission, p)
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if user.has_permission(perm, dept):
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b = "oui"
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else:
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b = "non"
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H.append("<li>%s : %s</li>" % (Permission.description[p], b))
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H.append("</ul></div>")
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if current_user.has_permission(Permission.ScoUsersAdmin, dept):
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H.append(
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'<p><a class="stdlink" href="%s">Liste de tous les utilisateurs</a></p>'
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% url_for("users.index_html", scodoc_dept=g.scodoc_dept)
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)
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return "\n".join(H) + F
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def check_modif_user(edit, user_name="", nom="", prenom="", email="", roles=[]):
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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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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 a presenter l'utilisateur
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"""
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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 email:
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return False, "vous devriez indiquer le mail de l'utilisateur créé !"
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# ce login existe ?
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user = _user_list(user_name)
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if edit and not user: # safety net, le user_name ne devrait pas changer
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return False, "identifiant %s inexistant" % user_name
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if not edit and user:
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return False, "identifiant %s déjà utilisé" % user_name
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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 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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)
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# Roles ?
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if not roles:
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return False, "aucun rôle sélectionné, êtes vous sûr ?"
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# ok
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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.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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