forked from ScoDoc/ScoDoc
597 lines
22 KiB
Python
597 lines
22 KiB
Python
# -*- coding: UTF-8 -*
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"""ScoDoc models: evaluations
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"""
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import datetime
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from operator import attrgetter
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from flask import g, url_for
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from flask_login import current_user
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import sqlalchemy as sa
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from app import db
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from app.models.etudiants import Identite
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from app.models.events import ScolarNews
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from app.models.moduleimpls import ModuleImpl
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from app.models.notes import NotesNotes
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from app.models.ues import UniteEns
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from app.scodoc import sco_cache
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from app.scodoc.sco_exceptions import AccessDenied, ScoValueError
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import app.scodoc.sco_utils as scu
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from app.scodoc.sco_xml import quote_xml_attr
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MAX_EVALUATION_DURATION = datetime.timedelta(days=365)
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NOON = datetime.time(12, 00)
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DEFAULT_EVALUATION_TIME = datetime.time(8, 0)
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VALID_EVALUATION_TYPES = {0, 1, 2}
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class Evaluation(db.Model):
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"""Evaluation (contrôle, examen, ...)"""
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__tablename__ = "notes_evaluation"
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id = db.Column(db.Integer, primary_key=True)
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evaluation_id = db.synonym("id")
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moduleimpl_id = db.Column(
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db.Integer, db.ForeignKey("notes_moduleimpl.id"), index=True
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)
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date_debut = db.Column(db.DateTime(timezone=True), nullable=True)
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date_fin = db.Column(db.DateTime(timezone=True), nullable=True)
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description = db.Column(db.Text)
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note_max = db.Column(db.Float)
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coefficient = db.Column(db.Float)
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visibulletin = db.Column(
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db.Boolean, nullable=False, default=True, server_default="true"
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)
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"visible sur les bulletins version intermédiaire"
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publish_incomplete = db.Column(
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db.Boolean, nullable=False, default=False, server_default="false"
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)
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# type d'evaluation: 0 normale, 1 rattrapage, 2 "2eme session"
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evaluation_type = db.Column(
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db.Integer, nullable=False, default=0, server_default="0"
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)
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# ordre de presentation (par défaut, le plus petit numero
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# est la plus ancienne eval):
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numero = db.Column(db.Integer, nullable=False, default=0)
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ues = db.relationship("UniteEns", secondary="evaluation_ue_poids", viewonly=True)
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def __repr__(self):
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return f"""<Evaluation {self.id} {
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self.date_debut.isoformat() if self.date_debut else ''} "{
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self.description[:16] if self.description else ''}">"""
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@classmethod
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def create(
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cls,
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moduleimpl: ModuleImpl = None,
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date_debut: datetime.datetime = None,
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date_fin: datetime.datetime = None,
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description=None,
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note_max=None,
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coefficient=None,
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visibulletin=None,
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publish_incomplete=None,
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evaluation_type=None,
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numero=None,
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**kw, # ceci pour absorber les éventuel arguments excedentaires
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):
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"""Create an evaluation. Check permission and all arguments."""
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if not moduleimpl.can_edit_evaluation(current_user):
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raise AccessDenied(
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f"Modification évaluation impossible pour {current_user.get_nomplogin()}"
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)
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args = locals()
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del args["cls"]
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del args["kw"]
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check_convert_evaluation_args(moduleimpl, args)
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# Check numeros
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Evaluation.moduleimpl_evaluation_renumber(moduleimpl, only_if_unumbered=True)
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if not "numero" in args or args["numero"] is None:
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args["numero"] = cls.get_new_numero(moduleimpl, args["date_debut"])
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#
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evaluation = Evaluation(**args)
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sco_cache.invalidate_formsemestre(formsemestre_id=moduleimpl.formsemestre_id)
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url = url_for(
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"notes.moduleimpl_status",
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scodoc_dept=g.scodoc_dept,
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moduleimpl_id=moduleimpl.id,
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)
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ScolarNews.add(
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typ=ScolarNews.NEWS_NOTE,
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obj=moduleimpl.id,
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text=f"""Création d'une évaluation dans <a href="{url}">{
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moduleimpl.module.titre or '(module sans titre)'}</a>""",
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url=url,
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)
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return evaluation
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@classmethod
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def get_new_numero(
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cls, moduleimpl: ModuleImpl, date_debut: datetime.datetime
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) -> int:
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"""Get a new numero for an evaluation in this moduleimpl
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If necessary, renumber existing evals to make room for a new one.
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"""
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n = None
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# Détermine le numero grâce à la date
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# Liste des eval existantes triées par date, la plus ancienne en tete
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evaluations = moduleimpl.evaluations.order_by(Evaluation.date_debut).all()
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if date_debut is not None:
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next_eval = None
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t = date_debut
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for e in evaluations:
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if e.date_debut and e.date_debut > t:
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next_eval = e
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break
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if next_eval:
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n = _moduleimpl_evaluation_insert_before(evaluations, next_eval)
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else:
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n = None # à placer en fin
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if n is None: # pas de date ou en fin:
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if evaluations:
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n = evaluations[-1].numero + 1
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else:
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n = 0 # the only one
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return n
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def to_dict(self) -> dict:
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"Représentation dict (riche, compat ScoDoc 7)"
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e_dict = dict(self.__dict__)
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e_dict.pop("_sa_instance_state", None)
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# ScoDoc7 output_formators
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e_dict["evaluation_id"] = self.id
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e_dict["date_debut"] = self.date_debut.isoformat() if self.date_debut else None
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e_dict["date_fin"] = self.date_debut.isoformat() if self.date_fin else None
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e_dict["numero"] = self.numero or 0
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e_dict["poids"] = self.get_ue_poids_dict() # { ue_id : poids }
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# Deprecated
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e_dict["jour"] = self.date_debut.strftime("%d/%m/%Y") if self.date_debut else ""
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return evaluation_enrich_dict(self, e_dict)
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def to_dict_api(self) -> dict:
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"Représentation dict pour API JSON"
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return {
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"coefficient": self.coefficient,
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"date_debut": self.date_debut.isoformat() if self.date_debut else "",
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"date_fin": self.date_fin.isoformat() if self.date_fin else "",
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"description": self.description,
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"evaluation_type": self.evaluation_type,
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"id": self.id,
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"moduleimpl_id": self.moduleimpl_id,
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"note_max": self.note_max,
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"numero": self.numero,
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"poids": self.get_ue_poids_dict(),
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"publish_incomplete": self.publish_incomplete,
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"visibulletin": self.visibulletin,
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# Deprecated (supprimer avant #sco9.7)
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"date": self.date_debut.date().isoformat() if self.date_debut else "",
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"heure_debut": self.date_debut.time().isoformat()
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if self.date_debut
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else "",
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"heure_fin": self.date_fin.time().isoformat() if self.date_fin else "",
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}
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def to_dict_bul(self) -> dict:
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"dict pour les bulletins json"
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# c'est la version API avec quelques champs legacy en plus
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e_dict = self.to_dict_api()
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# Pour les bulletins (json ou xml), quote toujours la description
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e_dict["description"] = quote_xml_attr(self.description or "")
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# deprecated fields:
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e_dict["evaluation_id"] = self.id
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e_dict["jour"] = e_dict["date_debut"] # chaine iso
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e_dict["heure_debut"] = (
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self.date_debut.time().isoformat() if self.date_debut else ""
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)
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e_dict["heure_fin"] = self.date_fin.time().isoformat() if self.date_fin else ""
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return e_dict
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def from_dict(self, data):
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"""Set evaluation attributes from given dict values."""
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check_convert_evaluation_args(self.moduleimpl, data)
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if data.get("numero") is None:
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data["numero"] = Evaluation.get_max_numero(self.moduleimpl.id) + 1
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for k in self.__dict__.keys():
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if k != "_sa_instance_state" and k != "id" and k in data:
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setattr(self, k, data[k])
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@classmethod
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def get_max_numero(cls, moduleimpl_id: int) -> int:
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"""Return max numero among evaluations in this
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moduleimpl (0 if None)
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"""
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max_num = (
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db.session.query(sa.sql.functions.max(Evaluation.numero))
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.filter_by(moduleimpl_id=moduleimpl_id)
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.first()[0]
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)
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return max_num or 0
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@classmethod
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def moduleimpl_evaluation_renumber(
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cls, moduleimpl: ModuleImpl, only_if_unumbered=False
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):
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"""Renumber evaluations in this moduleimpl, according to their date. (numero=0: oldest one)
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Needed because previous versions of ScoDoc did not have eval numeros
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Note: existing numeros are ignored
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"""
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# Liste des eval existantes triées par date, la plus ancienne en tete
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evaluations = moduleimpl.evaluations.order_by(
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Evaluation.date_debut, Evaluation.numero
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).all()
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all_numbered = all(e.numero is not None for e in evaluations)
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if all_numbered and only_if_unumbered:
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return # all ok
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# Reset all numeros:
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i = 1
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for e in evaluations:
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e.numero = i
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db.session.add(e)
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i += 1
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db.session.commit()
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def descr_heure(self) -> str:
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"Description de la plage horaire pour affichages ('de 13h00 à 14h00')"
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if self.date_debut and (not self.date_fin or self.date_fin == self.date_debut):
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return f"""à {self.date_debut.strftime("%Hh%M")}"""
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elif self.date_debut and self.date_fin:
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return f"""de {self.date_debut.strftime("%Hh%M")
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} à {self.date_fin.strftime("%Hh%M")}"""
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else:
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return ""
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def descr_duree(self) -> str:
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"Description de la durée pour affichages ('3h' ou '2h30')"
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if self.date_debut is None or self.date_fin is None:
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return ""
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minutes = (self.date_fin - self.date_debut).seconds // 60
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duree = f"{minutes // 60}h"
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minutes = minutes % 60
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if minutes != 0:
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duree += f"{minutes:02d}"
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return duree
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def descr_date(self) -> str:
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"""Description de la date pour affichages
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'sans date'
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'le 21/9/2021 à 13h'
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'le 21/9/2021 de 13h à 14h30'
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'du 21/9/2021 à 13h30 au 23/9/2021 à 15h'
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"""
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if self.date_debut is None:
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return "sans date"
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def _h(dt: datetime.datetime) -> str:
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if dt.minute:
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return dt.strftime("%Hh%M")
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return f"{dt.hour}h"
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if self.date_fin is None:
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return (
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f"le {self.date_debut.strftime('%d/%m/%Y')} à {_h(self.date_debut())}"
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)
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if self.date_debut.date() == self.date_fin.date(): # même jour
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if self.date_debut.time() == self.date_fin.time():
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return f"le {self.date_debut.strftime('%d/%m/%Y')} à {_h(self.date_debut())}"
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return f"""le {self.date_debut.strftime('%d/%m/%Y')} de {
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_h(self.date_debut())} à {_h(self.date_fin())}"""
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# évaluation sur plus d'une journée
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return f"""du {self.date_debut.strftime('%d/%m/%Y')} à {
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_h(self.date_debut())} au {self.date_fin.strftime('%d/%m/%Y')} à {_h(self.date_fin())}"""
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def heure_debut(self) -> str:
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"""L'heure de début (sans la date), en ISO.
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Chaine vide si non renseignée."""
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return self.date_debut.time().isoformat("minutes") if self.date_debut else ""
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def heure_fin(self) -> str:
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"""L'heure de fin (sans la date), en ISO.
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Chaine vide si non renseignée."""
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return self.date_fin.time().isoformat("minutes") if self.date_fin else ""
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def clone(self, not_copying=()):
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"""Clone, not copying the given attrs
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Attention: la copie n'a pas d'id avant le prochain commit
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"""
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d = dict(self.__dict__)
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d.pop("id") # get rid of id
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d.pop("_sa_instance_state") # get rid of SQLAlchemy special attr
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for k in not_copying:
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d.pop(k)
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copy = self.__class__(**d)
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db.session.add(copy)
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return copy
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def is_matin(self) -> bool:
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"Evaluation commençant le matin (faux si pas de date)"
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if not self.date_debut:
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return False
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return self.date_debut.time() < NOON
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def is_apresmidi(self) -> bool:
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"Evaluation commençant l'après midi (faux si pas de date)"
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if not self.date_debut:
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return False
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return self.date_debut.time() >= NOON
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def set_default_poids(self) -> bool:
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"""Initialize les poids vers les UE à leurs valeurs par défaut
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C'est à dire à 1 si le coef. module/UE est non nul, 0 sinon.
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Les poids existants ne sont pas modifiés.
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Return True if (uncommited) modification, False otherwise.
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"""
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ue_coef_dict = self.moduleimpl.module.get_ue_coef_dict()
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sem_ues = self.moduleimpl.formsemestre.get_ues(with_sport=False)
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modified = False
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for ue in sem_ues:
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existing_poids = EvaluationUEPoids.query.filter_by(
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ue=ue, evaluation=self
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).first()
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if existing_poids is None:
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coef_ue = ue_coef_dict.get(ue.id, 0.0) or 0.0
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if coef_ue > 0:
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poids = 1.0 # par défaut au départ
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else:
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poids = 0.0
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self.set_ue_poids(ue, poids)
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modified = True
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return modified
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def set_ue_poids(self, ue, poids: float) -> None:
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"""Set poids évaluation vers cette UE"""
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self.update_ue_poids_dict({ue.id: poids})
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def set_ue_poids_dict(self, ue_poids_dict: dict) -> None:
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"""set poids vers les UE (remplace existants)
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ue_poids_dict = { ue_id : poids }
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"""
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L = []
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for ue_id, poids in ue_poids_dict.items():
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ue = db.session.get(UniteEns, ue_id)
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ue_poids = EvaluationUEPoids(evaluation=self, ue=ue, poids=poids)
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L.append(ue_poids)
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db.session.add(ue_poids)
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self.ue_poids = L # backref # pylint:disable=attribute-defined-outside-init
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self.moduleimpl.invalidate_evaluations_poids() # inval cache
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def update_ue_poids_dict(self, ue_poids_dict: dict) -> None:
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"""update poids vers UE (ajoute aux existants)"""
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current = self.get_ue_poids_dict()
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current.update(ue_poids_dict)
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self.set_ue_poids_dict(current)
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def get_ue_poids_dict(self, sort=False) -> dict:
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"""returns { ue_id : poids }
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Si sort, trie par UE
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"""
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if sort:
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return {
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p.ue.id: p.poids
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for p in sorted(
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self.ue_poids, key=attrgetter("ue.numero", "ue.acronyme")
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)
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}
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return {p.ue.id: p.poids for p in self.ue_poids}
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def get_ue_poids_str(self) -> str:
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"""string describing poids, for excel cells and pdfs
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Note: si les poids ne sont pas initialisés (poids par défaut),
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ils ne sont pas affichés.
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"""
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# restreint aux UE du semestre dans lequel est cette évaluation
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# au cas où le module ait changé de semestre et qu'il reste des poids
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evaluation_semestre_idx = self.moduleimpl.module.semestre_id
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return ", ".join(
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[
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f"{p.ue.acronyme}: {p.poids}"
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for p in sorted(
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self.ue_poids, key=lambda p: (p.ue.numero or 0, p.ue.acronyme)
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)
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if evaluation_semestre_idx == p.ue.semestre_idx
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]
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)
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def get_etud_note(self, etud: Identite) -> NotesNotes:
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"""La note de l'étudiant, ou None si pas noté.
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(nb: pas de cache, lent, ne pas utiliser pour des calculs)
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"""
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return NotesNotes.query.filter_by(etudid=etud.id, evaluation_id=self.id).first()
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class EvaluationUEPoids(db.Model):
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"""Poids des évaluations (BUT)
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association many to many
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"""
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evaluation_id = db.Column(
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db.Integer,
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db.ForeignKey("notes_evaluation.id", ondelete="CASCADE"),
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primary_key=True,
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)
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ue_id = db.Column(
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db.Integer,
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db.ForeignKey("notes_ue.id", ondelete="CASCADE"),
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primary_key=True,
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)
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poids = db.Column(
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db.Float,
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nullable=False,
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)
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evaluation = db.relationship(
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Evaluation,
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backref=db.backref("ue_poids", cascade="all, delete-orphan"),
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)
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ue = db.relationship(
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UniteEns,
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backref=db.backref("evaluation_ue_poids", cascade="all, delete-orphan"),
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)
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def __repr__(self):
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return f"<EvaluationUEPoids {self.evaluation} {self.ue} poids={self.poids}>"
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# Fonction héritée de ScoDoc7
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def evaluation_enrich_dict(e: Evaluation, e_dict: dict):
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"""add or convert some fields in an evaluation dict"""
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# For ScoDoc7 compat
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e_dict["heure_debut"] = e.date_debut.strftime("%Hh%M") if e.date_debut else ""
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e_dict["heure_fin"] = e.date_fin.strftime("%Hh%M") if e.date_fin else ""
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e_dict["jour_iso"] = e.date_debut.isoformat() if e.date_debut else ""
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# Calcule durée en minutes
|
|
e_dict["descrheure"] = e.descr_heure()
|
|
e_dict["descrduree"] = e.descr_duree()
|
|
# matin, apresmidi: utile pour se referer aux absences:
|
|
# note août 2023: si l'évaluation s'étend sur plusieurs jours,
|
|
# cet indicateur n'a pas grand sens
|
|
if e.date_debut and e.date_debut.time() < datetime.time(12, 00):
|
|
e_dict["matin"] = 1
|
|
else:
|
|
e_dict["matin"] = 0
|
|
if e.date_fin and e.date_fin.time() > datetime.time(12, 00):
|
|
e_dict["apresmidi"] = 1
|
|
else:
|
|
e_dict["apresmidi"] = 0
|
|
return e_dict
|
|
|
|
|
|
def check_convert_evaluation_args(moduleimpl: ModuleImpl, data: dict):
|
|
"""Check coefficient, dates and duration, raises exception if invalid.
|
|
Convert date and time strings to date and time objects.
|
|
|
|
Set required default value for unspecified fields.
|
|
May raise ScoValueError.
|
|
"""
|
|
# --- description
|
|
data["description"] = data.get("description", "") or ""
|
|
if len(data["description"]) > scu.MAX_TEXT_LEN:
|
|
raise ScoValueError("description too large")
|
|
|
|
# --- evaluation_type
|
|
try:
|
|
data["evaluation_type"] = int(data.get("evaluation_type", 0) or 0)
|
|
if not data["evaluation_type"] in VALID_EVALUATION_TYPES:
|
|
raise ScoValueError("invalid evaluation_type value")
|
|
except ValueError as exc:
|
|
raise ScoValueError("invalid evaluation_type value") from exc
|
|
|
|
# --- note_max (bareme)
|
|
note_max = data.get("note_max", 20.0) or 20.0
|
|
try:
|
|
note_max = float(note_max)
|
|
except ValueError as exc:
|
|
raise ScoValueError("invalid note_max value") from exc
|
|
if note_max < 0:
|
|
raise ScoValueError("invalid note_max value (must be positive or null)")
|
|
data["note_max"] = note_max
|
|
# --- coefficient
|
|
coef = data.get("coefficient", 1.0) or 1.0
|
|
try:
|
|
coef = float(coef)
|
|
except ValueError as exc:
|
|
raise ScoValueError("invalid coefficient value") from exc
|
|
if coef < 0:
|
|
raise ScoValueError("invalid coefficient value (must be positive or null)")
|
|
data["coefficient"] = coef
|
|
# --- date de l'évaluation
|
|
formsemestre = moduleimpl.formsemestre
|
|
date_debut = data.get("date_debut", None)
|
|
if date_debut:
|
|
if isinstance(date_debut, str):
|
|
data["date_debut"] = datetime.datetime.fromisoformat(date_debut)
|
|
if data["date_debut"].tzinfo is None:
|
|
data["date_debut"] = scu.TIME_ZONE.localize(data["date_debut"])
|
|
if not (
|
|
formsemestre.date_debut
|
|
<= data["date_debut"].date()
|
|
<= formsemestre.date_fin
|
|
):
|
|
raise ScoValueError(
|
|
f"""La date de début de l'évaluation ({
|
|
data["date_debut"].strftime("%d/%m/%Y")
|
|
}) n'est pas dans le semestre !""",
|
|
dest_url="javascript:history.back();",
|
|
)
|
|
date_fin = data.get("date_fin", None)
|
|
if date_fin:
|
|
if isinstance(date_fin, str):
|
|
data["date_fin"] = datetime.datetime.fromisoformat(date_fin)
|
|
if data["date_fin"].tzinfo is None:
|
|
data["date_fin"] = scu.TIME_ZONE.localize(data["date_fin"])
|
|
if not (
|
|
formsemestre.date_debut <= data["date_fin"].date() <= formsemestre.date_fin
|
|
):
|
|
raise ScoValueError(
|
|
f"""La date de fin de l'évaluation ({
|
|
data["date_fin"].strftime("%d/%m/%Y")
|
|
}) n'est pas dans le semestre !""",
|
|
dest_url="javascript:history.back();",
|
|
)
|
|
if date_debut and date_fin:
|
|
duration = data["date_fin"] - data["date_debut"]
|
|
if duration.total_seconds() < 0 or duration > MAX_EVALUATION_DURATION:
|
|
raise ScoValueError("Heures de l'évaluation incohérentes !")
|
|
# # --- heures
|
|
# heure_debut = data.get("heure_debut", None)
|
|
# if heure_debut and not isinstance(heure_debut, datetime.time):
|
|
# if date_format == "dmy":
|
|
# data["heure_debut"] = heure_to_time(heure_debut)
|
|
# else: # ISO
|
|
# data["heure_debut"] = datetime.time.fromisoformat(heure_debut)
|
|
# heure_fin = data.get("heure_fin", None)
|
|
# if heure_fin and not isinstance(heure_fin, datetime.time):
|
|
# if date_format == "dmy":
|
|
# data["heure_fin"] = heure_to_time(heure_fin)
|
|
# else: # ISO
|
|
# data["heure_fin"] = datetime.time.fromisoformat(heure_fin)
|
|
|
|
|
|
def heure_to_time(heure: str) -> datetime.time:
|
|
"Convert external heure ('10h22' or '10:22') to a time"
|
|
t = heure.strip().upper().replace("H", ":")
|
|
h, m = t.split(":")[:2]
|
|
return datetime.time(int(h), int(m))
|
|
|
|
|
|
def _time_duration_HhM(heure_debut: str, heure_fin: str) -> int:
|
|
"""duree (nb entier de minutes) entre deux heures a notre format
|
|
ie 12h23
|
|
"""
|
|
if heure_debut and heure_fin:
|
|
h0, m0 = [int(x) for x in heure_debut.split("h")]
|
|
h1, m1 = [int(x) for x in heure_fin.split("h")]
|
|
d = (h1 - h0) * 60 + (m1 - m0)
|
|
return d
|
|
else:
|
|
return None
|
|
|
|
|
|
def _moduleimpl_evaluation_insert_before(
|
|
evaluations: list[Evaluation], next_eval: Evaluation
|
|
) -> int:
|
|
"""Renumber evaluations such that an evaluation with can be inserted before next_eval
|
|
Returns numero suitable for the inserted evaluation
|
|
"""
|
|
if next_eval:
|
|
n = next_eval.numero
|
|
if n is None:
|
|
Evaluation.moduleimpl_evaluation_renumber(next_eval.moduleimpl)
|
|
n = next_eval.numero
|
|
else:
|
|
n = 1
|
|
# all numeros >= n are incremented
|
|
for e in evaluations:
|
|
if e.numero >= n:
|
|
e.numero += 1
|
|
db.session.add(e)
|
|
db.session.commit()
|
|
return n
|