ScoDoc-Lille/app/models/moduleimpls.py

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# -*- coding: UTF-8 -*
"""ScoDoc models: moduleimpls
"""
import pandas as pd
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from flask_sqlalchemy.query import Query
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from app import db
from app.auth.models import User
from app.comp import df_cache
from app.models.etudiants import Identite
from app.models.modules import Module
from app.scodoc.sco_exceptions import AccessDenied, ScoLockedSemError
from app.scodoc.sco_permissions import Permission
from app.scodoc import sco_utils as scu
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class ModuleImpl(db.Model):
"""Mise en oeuvre d'un module pour une annee/semestre"""
__tablename__ = "notes_moduleimpl"
__table_args__ = (db.UniqueConstraint("formsemestre_id", "module_id"),)
id = db.Column(db.Integer, primary_key=True)
moduleimpl_id = db.synonym("id")
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module_id = db.Column(db.Integer, db.ForeignKey("notes_modules.id"), nullable=False)
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formsemestre_id = db.Column(
db.Integer,
db.ForeignKey("notes_formsemestre.id"),
index=True,
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nullable=False,
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)
responsable_id = db.Column("responsable_id", db.Integer, db.ForeignKey("user.id"))
# formule de calcul moyenne:
computation_expr = db.Column(db.Text())
evaluations = db.relationship("Evaluation", lazy="dynamic", backref="moduleimpl")
enseignants = db.relationship(
"User",
secondary="notes_modules_enseignants",
lazy="dynamic",
backref="moduleimpl",
viewonly=True,
)
def __repr__(self):
return f"<{self.__class__.__name__} {self.id} module={repr(self.module)}>"
def get_evaluations_poids(self) -> pd.DataFrame:
"""Les poids des évaluations vers les UE (accès via cache)"""
evaluations_poids = df_cache.EvaluationsPoidsCache.get(self.id)
if evaluations_poids is None:
from app.comp import moy_mod
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evaluations_poids, _ = moy_mod.load_evaluations_poids(self.id)
df_cache.EvaluationsPoidsCache.set(self.id, evaluations_poids)
return evaluations_poids
def invalidate_evaluations_poids(self):
"""Invalide poids cachés"""
df_cache.EvaluationsPoidsCache.delete(self.id)
def check_apc_conformity(self, res: "ResultatsSemestreBUT") -> bool:
"""true si les poids des évaluations du module permettent de satisfaire
les coefficients du PN.
"""
if not self.module.formation.get_cursus().APC_SAE or (
self.module.module_type != scu.ModuleType.RESSOURCE
and self.module.module_type != scu.ModuleType.SAE
):
return True # Non BUT, toujours conforme
from app.comp import moy_mod
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return moy_mod.moduleimpl_is_conforme(
self,
self.get_evaluations_poids(),
res.modimpl_coefs_df,
)
def to_dict(self, convert_objects=False, with_module=True):
"""as a dict, with the same conversions as in ScoDoc7, including module.
If convert_objects, convert all attributes to native types
(suitable jor json encoding).
"""
d = dict(self.__dict__)
d.pop("_sa_instance_state", None)
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if convert_objects:
# on n'exporte pas le formsemestre et les inscriptions
d.pop("formsemestre", None)
d.pop("inscriptions", None)
# ScoDoc7 output_formators: (backward compat)
d["moduleimpl_id"] = self.id
d["ens"] = [
{"moduleimpl_id": self.id, "ens_id": e.id} for e in self.enseignants
]
if with_module:
d["module"] = self.module.to_dict(convert_objects=convert_objects)
else:
d.pop("module", None)
return d
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def can_edit_evaluation(self, user) -> bool:
"""True if this user can create, delete or edit and evaluation in this modimpl
(nb: n'implique pas le droit de saisir ou modifier des notes)
"""
# acces pour resp. moduleimpl et resp. form semestre (dir etud)
if (
user.has_permission(Permission.EditAllEvals)
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or user.id == self.responsable_id
or user.id in (r.id for r in self.formsemestre.responsables)
):
return True
elif self.formsemestre.ens_can_edit_eval:
if user.id in (e.id for e in self.enseignants):
return True
return False
def can_edit_notes(self, user: "User", allow_ens=True) -> bool:
"""True if authuser can enter or edit notes in this module.
If allow_ens, grant access to all ens in this module
Si des décisions de jury ont déjà été saisies dans ce semestre,
seul le directeur des études peut saisir des notes (et il ne devrait pas).
"""
# was sco_permissions_check.can_edit_notes
from app.scodoc import sco_cursus_dut
if not self.formsemestre.etat:
return False # semestre verrouillé
is_dir_etud = user.id in (u.id for u in self.formsemestre.responsables)
can_edit_all_notes = user.has_permission(Permission.EditAllNotes)
if sco_cursus_dut.formsemestre_has_decisions(self.formsemestre_id):
# il y a des décisions de jury dans ce semestre !
return can_edit_all_notes or is_dir_etud
if (
not can_edit_all_notes
and user.id != self.responsable_id
and not is_dir_etud
):
# enseignant (chargé de TD) ?
return allow_ens and user.id in (ens.id for ens in self.enseignants)
return True
def can_change_ens_by(self, user: User, raise_exc=False) -> bool:
"""Check if user can modify module resp.
If raise_exc, raises exception (AccessDenied or ScoLockedSemError) if not.
= Admin, et dir des etud. (si option l'y autorise)
"""
if not self.formsemestre.etat:
if raise_exc:
raise ScoLockedSemError("Modification impossible: semestre verrouille")
return False
# -- check access
# admin ou resp. semestre avec flag resp_can_change_resp
if user.has_permission(Permission.EditFormSemestre):
return True
if (
user.id in [resp.id for resp in self.formsemestre.responsables]
) and self.formsemestre.resp_can_change_ens:
return True
if raise_exc:
raise AccessDenied(f"Modification impossible pour {user}")
return False
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def est_inscrit(self, etud: Identite) -> bool:
"""
Vérifie si l'étudiant est bien inscrit au moduleimpl
Retourne Vrai si c'est le cas, faux sinon
"""
is_module: int = (
ModuleImplInscription.query.filter_by(
etudid=etud.id, moduleimpl_id=self.id
).count()
> 0
)
return is_module
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# Enseignants (chargés de TD ou TP) d'un moduleimpl
notes_modules_enseignants = db.Table(
"notes_modules_enseignants",
db.Column(
"moduleimpl_id",
db.Integer,
db.ForeignKey("notes_moduleimpl.id", ondelete="CASCADE"),
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),
db.Column("ens_id", db.Integer, db.ForeignKey("user.id", ondelete="CASCADE")),
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# ? db.UniqueConstraint("moduleimpl_id", "ens_id"),
)
# XXX il manque probablement une relation pour gérer cela
class ModuleImplInscription(db.Model):
"""Inscription à un module (etudiants,moduleimpl)"""
__tablename__ = "notes_moduleimpl_inscription"
__table_args__ = (db.UniqueConstraint("moduleimpl_id", "etudid"),)
id = db.Column(db.Integer, primary_key=True)
moduleimpl_inscription_id = db.synonym("id")
moduleimpl_id = db.Column(
db.Integer,
db.ForeignKey("notes_moduleimpl.id"),
index=True,
)
etudid = db.Column(db.Integer, db.ForeignKey("identite.id"), index=True)
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etud = db.relationship(
Identite,
backref=db.backref("moduleimpl_inscriptions", cascade="all, delete-orphan"),
)
modimpl = db.relationship(
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ModuleImpl,
backref=db.backref("inscriptions", cascade="all, delete-orphan"),
)
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def to_dict(self) -> dict:
"dict repr."
return {
"id": self.id,
"etudid": self.etudid,
"moduleimpl_id": self.moduleimpl_id,
}
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@classmethod
def etud_modimpls_in_ue(
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cls, formsemestre_id: int, etudid: int, ue_id: int
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) -> Query:
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"""moduleimpls de l'UE auxquels l'étudiant est inscrit.
(Attention: inutile en APC, il faut considérer les coefficients)
"""
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return ModuleImplInscription.query.filter(
ModuleImplInscription.etudid == etudid,
ModuleImplInscription.moduleimpl_id == ModuleImpl.id,
ModuleImpl.formsemestre_id == formsemestre_id,
ModuleImpl.module_id == Module.id,
Module.ue_id == ue_id,
)
@classmethod
def nb_inscriptions_dans_ue(
cls, formsemestre_id: int, etudid: int, ue_id: int
) -> int:
"""Nombre de moduleimpls de l'UE auxquels l'étudiant est inscrit"""
return cls.etud_modimpls_in_ue(formsemestre_id, etudid, ue_id).count()
@classmethod
def sum_coefs_modimpl_ue(
cls, formsemestre_id: int, etudid: int, ue_id: int
) -> float:
"""Somme des coefficients des modules auxquels l'étudiant est inscrit
dans l'UE du semestre indiqué.
N'utilise que les coefficients, donc inadapté aux formations APC.
"""
return sum(
[
inscr.modimpl.module.coefficient
for inscr in cls.etud_modimpls_in_ue(formsemestre_id, etudid, ue_id)
]
)