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ScoDoc/app/scodoc/sco_moduleimpl.py

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# -*- mode: python -*-
# -*- coding: utf-8 -*-
##############################################################################
#
# Gestion scolarite IUT
#
# Copyright (c) 1999 - 2023 Emmanuel Viennet. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Emmanuel Viennet emmanuel.viennet@viennet.net
#
##############################################################################
"""Fonctions sur les moduleimpl
"""
from flask_login import current_user
import psycopg2
import app.scodoc.sco_utils as scu
import app.scodoc.notesdb as ndb
from app.scodoc.sco_permissions import Permission
from app.scodoc.sco_exceptions import ScoValueError, AccessDenied
from app import log
from app import models
from app.scodoc import scolog
from app.scodoc import sco_formsemestre
from app.scodoc import sco_cache
# --- Gestion des "Implémentations de Modules"
# Un "moduleimpl" correspond a la mise en oeuvre d'un module
# dans une formation spécifique, à une date spécifique.
_moduleimplEditor = ndb.EditableTable(
"notes_moduleimpl",
"moduleimpl_id",
(
"moduleimpl_id",
"module_id",
"formsemestre_id",
"responsable_id",
"computation_expr",
),
)
_modules_enseignantsEditor = ndb.EditableTable(
"notes_modules_enseignants",
None, # pas d'id dans cette Table d'association
(
"moduleimpl_id", # associe moduleimpl
"ens_id", # a l'id de l'enseignant (User.id)
),
)
def do_moduleimpl_create(args):
"create a moduleimpl"
cnx = ndb.GetDBConnexion()
r = _moduleimplEditor.create(cnx, args)
sco_cache.invalidate_formsemestre(
formsemestre_id=args["formsemestre_id"]
) # > creation moduleimpl
return r
def do_moduleimpl_delete(oid, formsemestre_id=None):
"delete moduleimpl (desinscrit tous les etudiants)"
cnx = ndb.GetDBConnexion()
# --- desinscription des etudiants
cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
req = (
"DELETE FROM notes_moduleimpl_inscription WHERE moduleimpl_id=%(moduleimpl_id)s"
)
cursor.execute(req, {"moduleimpl_id": oid})
# --- suppression des enseignants
cursor.execute(
"DELETE FROM notes_modules_enseignants WHERE moduleimpl_id=%(moduleimpl_id)s",
{"moduleimpl_id": oid},
)
# --- suppression des references dans les absences
cursor.execute(
"UPDATE absences SET moduleimpl_id=NULL WHERE moduleimpl_id=%(moduleimpl_id)s",
{"moduleimpl_id": oid},
)
# --- destruction du moduleimpl
_moduleimplEditor.delete(cnx, oid)
sco_cache.invalidate_formsemestre(
formsemestre_id=formsemestre_id
) # > moduleimpl_delete
def moduleimpl_list(moduleimpl_id=None, formsemestre_id=None, module_id=None):
"list moduleimpls"
args = locals()
cnx = ndb.GetDBConnexion()
modimpls = _moduleimplEditor.list(cnx, args)
# Ajoute la liste des enseignants
for mo in modimpls:
mo["ens"] = do_ens_list(args={"moduleimpl_id": mo["moduleimpl_id"]})
return modimpls
def do_moduleimpl_edit(args, formsemestre_id=None, cnx=None):
"edit a moduleimpl"
if not cnx:
cnx = ndb.GetDBConnexion()
_moduleimplEditor.edit(cnx, args)
sco_cache.invalidate_formsemestre(
formsemestre_id=formsemestre_id
) # > modif moduleimpl
def moduleimpl_withmodule_list(
moduleimpl_id=None, formsemestre_id=None, module_id=None, sort_by_ue=False
) -> list:
"""Liste les moduleimpls et ajoute dans chacun
l'UE, la matière et le module auxquels ils appartiennent.
Tri la liste par:
- pour les formations classiques: semestre/UE/numero_matiere/numero_module;
- pour le BUT: ignore UEs sauf si sort_by_ue et matières dans le tri.
NB: Cette fonction faisait partie de l'API ScoDoc 7.
"""
from app.scodoc import sco_edit_ue
from app.scodoc import sco_edit_matiere
from app.scodoc import sco_edit_module
modimpls = moduleimpl_list(
**{
"moduleimpl_id": moduleimpl_id,
"formsemestre_id": formsemestre_id,
"module_id": module_id,
}
)
if not modimpls:
return []
ues = {}
matieres = {}
modules = {}
for mi in modimpls:
module_id = mi["module_id"]
if not mi["module_id"] in modules:
modules[module_id] = sco_edit_module.module_list(
args={"module_id": module_id}
)[0]
mi["module"] = modules[module_id]
ue_id = mi["module"]["ue_id"]
if not ue_id in ues:
ues[ue_id] = sco_edit_ue.ue_list(args={"ue_id": ue_id})[0]
mi["ue"] = ues[ue_id]
matiere_id = mi["module"]["matiere_id"]
if not matiere_id in matieres:
matieres[matiere_id] = sco_edit_matiere.matiere_list(
args={"matiere_id": matiere_id}
)[0]
mi["matiere"] = matieres[matiere_id]
mod = modimpls[0]["module"]
formation = models.Formation.query.get(mod["formation_id"])
if formation.is_apc():
# tri par numero_module
if sort_by_ue:
modimpls.sort(
key=lambda x: (
x["ue"]["numero"],
x["ue"]["ue_id"],
x["module"]["module_type"],
x["module"]["numero"],
x["module"]["code"],
)
)
else:
modimpls.sort(
key=lambda x: (
x["module"]["module_type"],
x["module"]["numero"],
x["module"]["code"],
)
)
else:
# Formations classiques, avec matières:
# tri par semestre/UE/numero_matiere/numero_module
modimpls.sort(
key=lambda x: (
x["ue"]["numero"],
x["ue"]["ue_id"],
x["matiere"]["numero"],
x["matiere"]["matiere_id"],
x["module"]["numero"],
x["module"]["code"],
)
)
return modimpls
def moduleimpls_in_external_ue(ue_id):
"""List of modimpls in this ue"""
cursor = ndb.SimpleQuery(
"""SELECT DISTINCT mi.*
FROM notes_ue u, notes_moduleimpl mi, notes_modules m
WHERE u.is_external is true
AND mi.module_id = m.id AND m.ue_id = %(ue_id)s
""",
{"ue_id": ue_id},
)
return cursor.dictfetchall()
def do_moduleimpl_inscription_list(moduleimpl_id=None, etudid=None):
"list moduleimpl_inscriptions"
args = locals()
cnx = ndb.GetDBConnexion()
return _moduleimpl_inscriptionEditor.list(cnx, args)
def moduleimpl_listeetuds(moduleimpl_id):
"retourne liste des etudids inscrits a ce module"
req = """SELECT DISTINCT Im.etudid
FROM notes_moduleimpl_inscription Im,
notes_formsemestre_inscription Isem,
notes_moduleimpl M
WHERE Isem.etudid = Im.etudid
and Im.moduleimpl_id = M.id
and M.id = %(moduleimpl_id)s
"""
cnx = ndb.GetDBConnexion()
cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
cursor.execute(req, {"moduleimpl_id": moduleimpl_id})
res = cursor.fetchall()
return [x[0] for x in res]
def do_moduleimpl_inscrit_tout_semestre(moduleimpl_id, formsemestre_id):
"inscrit tous les etudiants inscrit au semestre a ce module"
# UNUSED
cnx = ndb.GetDBConnexion()
cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
req = """INSERT INTO notes_moduleimpl_inscription
(moduleimpl_id, etudid)
SELECT %(moduleimpl_id)s, I.etudid
FROM notes_formsemestre_inscription I
WHERE I.formsemestre_id=%(formsemestre_id)s
"""
args = {"moduleimpl_id": moduleimpl_id, "formsemestre_id": formsemestre_id}
cursor.execute(req, args)
# --- Inscriptions aux modules
_moduleimpl_inscriptionEditor = ndb.EditableTable(
"notes_moduleimpl_inscription",
"moduleimpl_inscription_id",
("moduleimpl_inscription_id", "etudid", "moduleimpl_id"),
)
def do_moduleimpl_inscription_create(args, formsemestre_id=None):
"create a moduleimpl_inscription"
cnx = ndb.GetDBConnexion()
try:
r = _moduleimpl_inscriptionEditor.create(cnx, args)
except psycopg2.errors.UniqueViolation as exc:
raise ScoValueError(
"Inscription impossible car déjà existante: vérifiez la situation"
) from exc
sco_cache.invalidate_formsemestre(
formsemestre_id=formsemestre_id
) # > moduleimpl_inscription
scolog.logdb(
cnx,
method="moduleimpl_inscription",
etudid=args["etudid"],
msg="inscription module %s" % args["moduleimpl_id"],
commit=False,
)
return r
def do_moduleimpl_inscription_delete(oid, formsemestre_id=None):
"delete moduleimpl_inscription"
cnx = ndb.GetDBConnexion()
_moduleimpl_inscriptionEditor.delete(cnx, oid)
sco_cache.invalidate_formsemestre(
formsemestre_id=formsemestre_id
) # > moduleimpl_inscription
def do_moduleimpl_inscrit_etuds(moduleimpl_id, formsemestre_id, etudids, reset=False):
"""Inscrit les etudiants (liste d'etudids) a ce module.
Si reset, desinscrit tous les autres.
"""
from app.scodoc import sco_formsemestre_inscriptions
# Verifie qu'ils sont tous bien inscrits au semestre
for etudid in etudids:
insem = sco_formsemestre_inscriptions.do_formsemestre_inscription_list(
args={"formsemestre_id": formsemestre_id, "etudid": etudid}
)
if not insem:
raise ScoValueError("%s n'est pas inscrit au semestre !" % etudid)
# Desinscriptions
if reset:
cnx = ndb.GetDBConnexion()
cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
cursor.execute(
"delete from notes_moduleimpl_inscription where moduleimpl_id = %(moduleimpl_id)s",
{"moduleimpl_id": moduleimpl_id},
)
# Inscriptions au module:
inmod_set = set(
[
# hum ?
x["etudid"]
for x in do_moduleimpl_inscription_list(moduleimpl_id=moduleimpl_id)
]
)
for etudid in etudids:
# deja inscrit ?
if not etudid in inmod_set:
do_moduleimpl_inscription_create(
{"moduleimpl_id": moduleimpl_id, "etudid": etudid},
formsemestre_id=formsemestre_id,
)
sco_cache.invalidate_formsemestre(
formsemestre_id=formsemestre_id
) # > moduleimpl_inscrit_etuds
def do_ens_list(*args, **kw):
"liste les enseignants d'un moduleimpl (pas le responsable)"
cnx = ndb.GetDBConnexion()
ens = _modules_enseignantsEditor.list(cnx, *args, **kw)
return ens
def do_ens_edit(*args, **kw):
"edit ens"
cnx = ndb.GetDBConnexion()
_modules_enseignantsEditor.edit(cnx, *args, **kw)
def do_ens_create(args):
"create ens"
cnx = ndb.GetDBConnexion()
r = _modules_enseignantsEditor.create(cnx, args)
return r
def can_change_module_resp(moduleimpl_id):
"""Check if current user can modify module resp. (raise exception if not).
= Admin, et dir des etud. (si option l'y autorise)
"""
M = moduleimpl_withmodule_list(moduleimpl_id=moduleimpl_id)[0]
# -- check lock
sem = sco_formsemestre.get_formsemestre(M["formsemestre_id"])
if not sem["etat"]:
raise ScoValueError("Modification impossible: semestre verrouille")
# -- check access
# admin ou resp. semestre avec flag resp_can_change_resp
if not current_user.has_permission(Permission.ScoImplement) and (
(current_user.id not in sem["responsables"]) or (not sem["resp_can_change_ens"])
):
raise AccessDenied(f"Modification impossible pour {current_user}")
return M, sem
def can_change_ens(moduleimpl_id, raise_exc=True):
"check if current user can modify ens list (raise exception if not)"
M = moduleimpl_withmodule_list(moduleimpl_id=moduleimpl_id)[0]
# -- check lock
sem = sco_formsemestre.get_formsemestre(M["formsemestre_id"])
if not sem["etat"]:
if raise_exc:
raise ScoValueError("Modification impossible: semestre verrouille")
else:
return False
# -- check access
# admin, resp. module ou resp. semestre
if (
current_user.id != M["responsable_id"]
and not current_user.has_permission(Permission.ScoImplement)
and (current_user.id not in sem["responsables"])
):
if raise_exc:
raise AccessDenied("Modification impossible pour %s" % current_user)
else:
return False
return M, sem
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