diff --git a/app/api/formsemestres.py b/app/api/formsemestres.py
index 7834c4cb1..afd2e9bad 100644
--- a/app/api/formsemestres.py
+++ b/app/api/formsemestres.py
@@ -13,11 +13,14 @@
   FormSemestre
 
 """
+import base64
+import io
 from operator import attrgetter, itemgetter
 
 from flask import g, make_response, request
 from flask_json import as_json
 from flask_login import current_user, login_required
+import PIL
 import sqlalchemy as sa
 import app
 from app import db, log
@@ -32,6 +35,7 @@ from app.models import (
     Departement,
     Evaluation,
     FormSemestre,
+    FormSemestreDescription,
     FormSemestreEtape,
     FormSemestreInscription,
     Identite,
@@ -790,3 +794,95 @@ def formsemestre_edt(formsemestre_id: int):
     return sco_edt_cal.formsemestre_edt_dict(
         formsemestre, group_ids=group_ids, show_modules_titles=show_modules_titles
     )
+
+
+@bp.route("/formsemestre/<int:formsemestre_id>/description")
+@api_web_bp.route("/formsemestre/<int:formsemestre_id>/description")
+@login_required
+@scodoc
+@permission_required(Permission.ScoView)
+@as_json
+def formsemestre_get_description(formsemestre_id: int):
+    """Description externe du formsemestre. Peut être vide.
+
+    formsemestre_id : l'id du formsemestre
+
+    SAMPLES
+    -------
+    /formsemestre/1/description
+    """
+    formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
+    return formsemestre.description.to_dict() if formsemestre.description else {}
+
+
+@bp.post("/formsemestre/<int:formsemestre_id>/description/edit")
+@api_web_bp.post("/formsemestre/<int:formsemestre_id>/description/edit")
+@login_required
+@scodoc
+@permission_required(Permission.ScoView)
+@as_json
+def formsemestre_edit_description(formsemestre_id: int):
+    """Modifie description externe du formsemestre.
+    Les images peuvent êtres passées dans el json, encodées en base64.
+    formsemestre_id : l'id du formsemestre
+
+    SAMPLES
+    -------
+    /formsemestre/<int:formsemestre_id>/description/edit;{""description"":""descriptif du semestre"", ""dispositif"":1}
+    """
+    formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
+    args = request.get_json(force=True)  # may raise 400 Bad Request
+    if not formsemestre.description:
+        formsemestre.description = FormSemestreDescription()
+    # Decode images (base64)
+    for key in ["image", "photo_ens"]:
+        if key in args:
+            args[key] = base64.b64decode(args[key])
+    formsemestre.description.from_dict(args)
+    db.session.commit()
+    return formsemestre.description.to_dict()
+
+
+@bp.route("/formsemestre/<int:formsemestre_id>/description/image")
+@api_web_bp.route("/formsemestre/<int:formsemestre_id>/description/image")
+@login_required
+@scodoc
+@permission_required(Permission.ScoView)
+def formsemestre_get_description_image(formsemestre_id: int):
+    """Image de la description externe du formsemestre. Peut être vide.
+
+    formsemestre_id : l'id du formsemestre
+    """
+    formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
+    if not formsemestre.description or not formsemestre.description.image:
+        return make_response("", 204)  # 204 No Content status
+
+    return _image_response(formsemestre.description.image)
+
+
+@bp.route("/formsemestre/<int:formsemestre_id>/description/photo_ens")
+@api_web_bp.route("/formsemestre/<int:formsemestre_id>/description/photo_ens")
+@login_required
+@scodoc
+@permission_required(Permission.ScoView)
+def formsemestre_get_photo_ens(formsemestre_id: int):
+    """Photo du responsable, ou illustration du formsemestre. Peut être vide."""
+    formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
+    if not formsemestre.description or not formsemestre.description.photo_ens:
+        return make_response("", 204)  # 204 No Content status
+
+    return _image_response(formsemestre.description.photo_ens)
+
+
+def _image_response(image_data: bytes):
+    # Guess the mimetype based on the image data
+    try:
+        image = PIL.Image.open(io.BytesIO(image_data))
+        mimetype = image.get_format_mimetype()
+    except PIL.UnidentifiedImageError:
+        # Default to binary stream if mimetype cannot be determined
+        mimetype = "application/octet-stream"
+
+    response = make_response(image_data)
+    response.headers["Content-Type"] = mimetype
+    return response
diff --git a/app/forms/__init__.py b/app/forms/__init__.py
index f850a58c3..3b8722daf 100644
--- a/app/forms/__init__.py
+++ b/app/forms/__init__.py
@@ -1 +1,23 @@
-# empty but required for pylint
+"""WTF Forms for ScoDoc
+"""
+
+from flask_wtf import FlaskForm
+
+
+class ScoDocForm(FlaskForm):
+    """Super class for ScoDoc forms
+    (inspired by @iziram)
+    """
+
+    def __init__(self, *args, **kwargs):
+        "Init form, adding a filed for our error messages"
+        super().__init__(*args, **kwargs)
+        self.ok = True
+        self.error_messages: list[str] = []  # used to report our errors
+
+    def set_error(self, err_msg, field=None):
+        "Set error message both in form and field"
+        self.ok = False
+        self.error_messages.append(err_msg)
+        if field:
+            field.errors.append(err_msg)
diff --git a/app/forms/formsemestre/edit_description.py b/app/forms/formsemestre/edit_description.py
new file mode 100644
index 000000000..e0b49b2a0
--- /dev/null
+++ b/app/forms/formsemestre/edit_description.py
@@ -0,0 +1,112 @@
+##############################################################################
+# ScoDoc
+# Copyright (c) 1999 - 2024 Emmanuel Viennet.  All rights reserved.
+# See LICENSE
+##############################################################################
+
+"""Formulaire édition description formsemestre
+"""
+from wtforms import (
+    BooleanField,
+    FileField,
+    SelectField,
+    StringField,
+    TextAreaField,
+    SubmitField,
+)
+from wtforms.validators import AnyOf, Optional
+
+from app.forms import ScoDocForm
+from app.models import FORMSEMESTRE_DISPOSITIFS
+from app.scodoc import sco_utils as scu
+
+
+class DateDMYField(StringField):
+    "Champ date JJ/MM/AAAA"
+
+    def __init__(self, *args, **kwargs):
+        render_kw = kwargs.pop("render_kw", {})
+        render_kw.update({"class": "datepicker", "size": 10})
+        super().__init__(*args, render_kw=render_kw, **kwargs)
+
+    # note: process_formdata(self, valuelist) ne fonctionne pas
+    # en cas d'erreur de saisie les valeurs ne sont pas ré-affichées.
+    # On vérifie donc les valeurs dans le code de la vue.
+
+    def process_data(self, value):
+        "Process data from model to form"
+        if value:
+            self.data = value.strftime(scu.DATE_FMT)
+        else:
+            self.data = ""
+
+
+class FormSemestreDescriptionForm(ScoDocForm):
+    "Formulaire édition description formsemestre"
+    description = TextAreaField(
+        "Description",
+        validators=[Optional()],
+        description="""texte libre : informations
+    sur le contenu, les objectifs, les modalités d'évaluation, etc.""",
+    )
+    horaire = StringField(
+        "Horaire", validators=[Optional()], description="ex: les lundis 9h-12h"
+    )
+    date_debut_inscriptions = DateDMYField(
+        "Date de début des inscriptions",
+        description="""date d'ouverture des inscriptions
+                (laisser vide pour autoriser tout le temps)""",
+        render_kw={
+            "id": "date_debut_inscriptions",
+        },
+    )
+    date_fin_inscriptions = DateDMYField(
+        "Date de fin des inscriptions",
+        render_kw={
+            "id": "date_fin_inscriptions",
+        },
+    )
+    image = FileField(
+        "Image", validators=[Optional()], description="Image illustrant cette formation"
+    )
+    campus = StringField(
+        "Campus", validators=[Optional()], description="ex: Villetaneuse"
+    )
+    salle = StringField("Salle", validators=[Optional()], description="ex: salle 123")
+    dispositif = SelectField(
+        "Dispositif",
+        choices=FORMSEMESTRE_DISPOSITIFS.items(),
+        coerce=int,
+        description="modalité de formation",
+        validators=[AnyOf(FORMSEMESTRE_DISPOSITIFS.keys())],
+    )
+    modalites_mcc = TextAreaField(
+        "Modalités de contrôle des connaissances",
+        validators=[Optional()],
+        description="texte libre",
+    )
+    photo_ens = FileField(
+        "Photo de l'enseignant(e)",
+        validators=[Optional()],
+        description="ou autre illustration",
+    )
+    public = StringField(
+        "Public visé", validators=[Optional()], description="ex: débutants"
+    )
+    prerequis = TextAreaField(
+        "Prérequis", validators=[Optional()], description="texte libre"
+    )
+    responsable = StringField(
+        "Responsable",
+        validators=[Optional()],
+        description="""nom de l'enseignant de la formation, ou personne
+            chargée de l'organisation du semestre.""",
+    )
+
+    wip = BooleanField(
+        "Travaux en cours",
+        description="work in progress: si coché, affichera juste le titre du semestre",
+    )
+
+    submit = SubmitField("Enregistrer")
+    cancel = SubmitField("Annuler", render_kw={"formnovalidate": True})
diff --git a/app/forms/formsemestre/edit_modimpls_codes_apo.py b/app/forms/formsemestre/edit_modimpls_codes_apo.py
index cccf1978c..d0cd8a371 100644
--- a/app/forms/formsemestre/edit_modimpls_codes_apo.py
+++ b/app/forms/formsemestre/edit_modimpls_codes_apo.py
@@ -14,12 +14,13 @@ class _EditModimplsCodesForm(FlaskForm):
     # construit dynamiquement ci-dessous
 
 
+# pylint: disable=invalid-name
 def EditModimplsCodesForm(formsemestre: FormSemestre) -> _EditModimplsCodesForm:
     "Création d'un formulaire pour éditer les codes"
 
     # Formulaire dynamique, on créé une classe ad-hoc
     class F(_EditModimplsCodesForm):
-        pass
+        "class factory"
 
     def _gen_mod_form(modimpl: ModuleImpl):
         field = StringField(
diff --git a/app/models/__init__.py b/app/models/__init__.py
index 0cf5498dd..82e8416ff 100644
--- a/app/models/__init__.py
+++ b/app/models/__init__.py
@@ -38,7 +38,7 @@ class ScoDocModel(db.Model):
     __abstract__ = True  # declare an abstract class for SQLAlchemy
 
     def clone(self, not_copying=()):
-        """Clone, not copying the given attrs
+        """Clone, not copying the given attrs, and add to session.
         Attention: la copie n'a pas d'id avant le prochain flush ou commit.
         """
         d = dict(self.__dict__)
@@ -188,6 +188,10 @@ from app.models.formsemestre import (
     NotesSemSet,
     notes_semset_formsemestre,
 )
+from app.models.formsemestre_descr import (
+    FormSemestreDescription,
+    FORMSEMESTRE_DISPOSITIFS,
+)
 from app.models.moduleimpls import (
     ModuleImpl,
     notes_modules_enseignants,
diff --git a/app/models/formsemestre.py b/app/models/formsemestre.py
index 6be8fc618..9c73cf58a 100644
--- a/app/models/formsemestre.py
+++ b/app/models/formsemestre.py
@@ -23,7 +23,7 @@ from sqlalchemy.sql import text
 from sqlalchemy import func
 
 import app.scodoc.sco_utils as scu
-from app import db, log
+from app import db, email, log
 from app.auth.models import User
 from app import models
 from app.models import APO_CODE_STR_LEN, CODE_STR_LEN, SHORT_STR_LEN
@@ -36,7 +36,7 @@ from app.models.config import ScoDocSiteConfig
 from app.models.departements import Departement
 from app.models.etudiants import Identite
 from app.models.evaluations import Evaluation
-from app.models.events import ScolarNews
+from app.models.events import Scolog, ScolarNews
 from app.models.formations import Formation
 from app.models.groups import GroupDescr, Partition
 from app.models.moduleimpls import (
@@ -45,9 +45,10 @@ from app.models.moduleimpls import (
     notes_modules_enseignants,
 )
 from app.models.modules import Module
+from app.models.scolar_event import ScolarEvent
 from app.models.ues import UniteEns
 from app.models.validations import ScolarFormSemestreValidation
-from app.scodoc import codes_cursus, sco_preferences
+from app.scodoc import codes_cursus, sco_cache, sco_preferences
 from app.scodoc.sco_exceptions import ScoValueError
 from app.scodoc.sco_permissions import Permission
 from app.scodoc.sco_utils import MONTH_NAMES_ABBREV, translate_assiduites_metric
@@ -69,6 +70,8 @@ class FormSemestre(models.ScoDocModel):
     formation_id = db.Column(db.Integer, db.ForeignKey("notes_formations.id"))
     semestre_id = db.Column(db.Integer, nullable=False, default=1, server_default="1")
     titre = db.Column(db.Text(), nullable=False)
+    # nb max d'inscriptions (non DEM), null si illimité:
+    capacite_accueil = db.Column(db.Integer, nullable=True)
     date_debut = db.Column(db.Date(), nullable=False)
     date_fin = db.Column(db.Date(), nullable=False)  # jour inclus
     edt_id: str | None = db.Column(db.Text(), index=True, nullable=True)
@@ -143,6 +146,12 @@ class FormSemestre(models.ScoDocModel):
         lazy="dynamic",
         cascade="all, delete-orphan",
     )
+    description = db.relationship(
+        "FormSemestreDescription",
+        back_populates="formsemestre",
+        cascade="all, delete-orphan",
+        uselist=False,
+    )
     etuds = db.relationship(
         "Identite",
         secondary="notes_formsemestre_inscription",
@@ -1013,20 +1022,129 @@ class FormSemestre(models.ScoDocModel):
             codes |= {x.strip() for x in self.elt_passage_apo.split(",") if x}
         return codes
 
-    def get_inscrits(self, include_demdef=False, order=False) -> list[Identite]:
+    def get_inscrits(
+        self, include_demdef=False, order=False, etats: set | None = None
+    ) -> list[Identite]:
         """Liste des étudiants inscrits à ce semestre
         Si include_demdef, tous les étudiants, avec les démissionnaires
         et défaillants.
+        Si etats, seuls les étudiants dans l'un des états indiqués.
         Si order, tri par clé sort_key
         """
         if include_demdef:
             etuds = [ins.etud for ins in self.inscriptions]
-        else:
+        elif not etats:
             etuds = [ins.etud for ins in self.inscriptions if ins.etat == scu.INSCRIT]
+        else:
+            etuds = [ins.etud for ins in self.inscriptions if ins.etat in etats]
         if order:
             etuds.sort(key=lambda e: e.sort_key)
         return etuds
 
+    def inscrit_etudiant(
+        self,
+        etud: "Identite",
+        etat: str = scu.INSCRIT,
+        etape: str | None = None,
+        method: str | None = None,
+    ) -> "FormSemestreInscription":
+        """Inscrit l'étudiant au semestre, ou renvoie son inscription s'il l'est déjà.
+        Vérifie la capacité d'accueil si indiquée (non null): si le semestre est plein,
+        lève une exception. Génère un évènement et un log étudiant.
+        method: indique origine de l'inscription pour le log étudiant.
+        """
+        # remplace ancien do_formsemestre_inscription_create()
+        if not self.etat:  # check lock
+            raise ScoValueError("inscrit_etudiant: semestre verrouille")
+        inscr = FormSemestreInscription.query.filter_by(
+            formsemestre_id=self.id, etudid=etud.id
+        ).first()
+        if inscr is not None:
+            return inscr
+
+        if self.capacite_accueil is not None:
+            # tous sauf démissionnaires:
+            inscriptions = self.get_inscrits(etats={scu.INSCRIT, scu.DEF})
+            if len(inscriptions) >= self.capacite_accueil:
+                raise ScoValueError(
+                    f"Semestre {self.titre} complet : {len(self.inscriptions)} inscrits",
+                    dest_url=url_for(
+                        "notes.formsemestre_status",
+                        scodoc_dept=g.scodoc_dept,
+                        formsemestre_id=self.id,
+                    ),
+                )
+
+        inscr = FormSemestreInscription(
+            formsemestre_id=self.id, etudid=etud.id, etat=etat, etape=etape
+        )
+        db.session.add(inscr)
+        # Évènement
+        event = ScolarEvent(
+            etudid=etud.id,
+            formsemestre_id=self.id,
+            event_type="INSCRIPTION",
+        )
+        db.session.add(event)
+        # Log etudiant
+        Scolog.logdb(
+            method=method,
+            etudid=etud.id,
+            msg=f"inscription en semestre {self.titre_annee()}",
+            commit=True,
+        )
+        log(
+            f"inscrit_etudiant: {etud.nomprenom} ({etud.id}) au semestre {self.titre_annee()}"
+        )
+        # Notification mail
+        self._notify_inscription(etud)
+        sco_cache.invalidate_formsemestre(formsemestre_id=self.id)
+        return inscr
+
+    def desinscrit_etudiant(self, etud: Identite):
+        "Désinscrit l'étudiant du semestre (et notifie le cas échéant)"
+        inscr_sem = FormSemestreInscription.query.filter_by(
+            etudid=etud.id, formsemestre_id=self.id
+        ).first()
+        if not inscr_sem:
+            raise ScoValueError(
+                f"{etud.nomprenom} ({etud.id}) n'est pas inscrit au semestre !"
+            )
+        db.session.delete(inscr_sem)
+        Scolog.logdb(
+            method="desinscrit_etudiant",
+            etudid=etud.id,
+            msg=f"désinscription semestre {self.titre_annee()}",
+            commit=True,
+        )
+        log(
+            f"desinscrit_etudiant: {etud.nomprenom} ({etud.id}) au semestre {self.titre_annee()}"
+        )
+        self._notify_inscription(etud, action="désinscrit")
+        sco_cache.invalidate_formsemestre(formsemestre_id=self.id)
+
+    def _notify_inscription(self, etud: Identite, action="inscrit") -> None:
+        "Notifie inscription d'un étudiant: envoie un mail selon paramétrage"
+        destinations = (
+            sco_preferences.get_preference("emails_notifications_inscriptions", self.id)
+            or ""
+        )
+        destinations = [x.strip() for x in destinations.split(",")]
+        destinations = [x for x in destinations if x]
+        if not destinations:
+            return
+        txt = f"""{etud.nom_prenom()}
+        s'est {action}{etud.e}
+        en {self.titre_annee()}"""
+        subject = f"""Inscription de {etud.nom_prenom()} en {self.titre_annee()}"""
+        # build mail
+        log(f"_notify_inscription: sending notification to {destinations}")
+        log(f"_notify_inscription: subject: {subject}")
+        log(txt)
+        email.send_email(
+            "[ScoDoc] " + subject, email.get_from_addr(), destinations, txt
+        )
+
     def get_partitions_list(
         self, with_default=True, only_listed=False
     ) -> list[Partition]:
diff --git a/app/models/formsemestre_descr.py b/app/models/formsemestre_descr.py
new file mode 100644
index 000000000..1e754c526
--- /dev/null
+++ b/app/models/formsemestre_descr.py
@@ -0,0 +1,82 @@
+##############################################################################
+# ScoDoc
+# Copyright (c) 1999 - 2024 Emmanuel Viennet.  All rights reserved.
+# See LICENSE
+##############################################################################
+
+"""Description d'un formsemestre pour applications tierces.
+
+Ces informations sont éditables dans ScoDoc et publiés sur l'API
+pour affichage dans l'application tierce.
+"""
+
+from app import db
+from app import models
+
+
+class FormSemestreDescription(models.ScoDocModel):
+    """Informations décrivant un "semestre" (session) de formation
+    pour un apprenant.
+    """
+
+    __tablename__ = "notes_formsemestre_description"
+
+    id = db.Column(db.Integer, primary_key=True)
+    description = db.Column(db.Text(), nullable=False, default="", server_default="")
+    "description du cours, html autorisé"
+    horaire = db.Column(db.Text(), nullable=False, default="", server_default="")
+    "indication sur l'horaire, texte libre"
+    date_debut_inscriptions = db.Column(db.DateTime(timezone=True), nullable=True)
+    date_fin_inscriptions = db.Column(db.DateTime(timezone=True), nullable=True)
+
+    wip = db.Column(db.Boolean, nullable=False, default=False, server_default="false")
+    "work in progress: si vrai, affichera juste le titre du semestre"
+
+    # Store image data directly in the database:
+    image = db.Column(db.LargeBinary(), nullable=True)
+    campus = db.Column(db.Text(), nullable=False, default="", server_default="")
+    salle = db.Column(db.Text(), nullable=False, default="", server_default="")
+
+    dispositif = db.Column(db.Integer, nullable=False, default=0, server_default="0")
+    "0 présentiel, 1 online, 2 hybride"
+    modalites_mcc = db.Column(db.Text(), nullable=False, default="", server_default="")
+    "modalités de contrôle des connaissances"
+    photo_ens = db.Column(db.LargeBinary(), nullable=True)
+    "photo de l'enseignant(e)"
+    public = db.Column(db.Text(), nullable=False, default="", server_default="")
+    "public visé"
+    prerequis = db.Column(db.Text(), nullable=False, default="", server_default="")
+    "prérequis (texte libre, html autorisé)"
+    responsable = db.Column(db.Text(), nullable=False, default="", server_default="")
+    "responsable du cours (texte libre, html autorisé)"
+    formsemestre_id = db.Column(
+        db.Integer,
+        db.ForeignKey("notes_formsemestre.id", ondelete="CASCADE"),
+        nullable=False,
+    )
+    formsemestre = db.relationship(
+        "FormSemestre", back_populates="description", uselist=False
+    )
+
+    def __repr__(self):
+        return f"<FormSemestreDescription {self.id} {self.formsemestre}>"
+
+    def clone(self, not_copying=()) -> "FormSemestreDescription":
+        """clone instance"""
+        return super().clone(not_copying=not_copying + ("formsemestre_id",))
+
+    def to_dict(self, exclude_images=True) -> dict:
+        "dict, tous les attributs sauf les images"
+        d = dict(self.__dict__)
+        d.pop("_sa_instance_state", None)
+        if exclude_images:
+            d.pop("image", None)
+            d.pop("photo_ens", None)
+        return d
+
+
+FORMSEMESTRE_DISPOSITIFS = {
+    0: "présentiel",
+    1: "en ligne",
+    2: "hybride",
+}
diff --git a/app/scodoc/sco_excel.py b/app/scodoc/sco_excel.py
index 1ef1df495..8a30e92e3 100644
--- a/app/scodoc/sco_excel.py
+++ b/app/scodoc/sco_excel.py
@@ -45,6 +45,7 @@ from openpyxl.worksheet.worksheet import Worksheet
 
 import app.scodoc.sco_utils as scu
 from app import log
+from app.models.scolar_event import ScolarEvent
 from app.scodoc.sco_exceptions import ScoValueError
 from app.scodoc import notesdb, sco_preferences
 
@@ -638,11 +639,12 @@ def excel_feuille_listeappel(
     lines,
     partitions=None,
     with_codes=False,
+    with_date_inscription=False,
     with_paiement=False,
     server_name=None,
     edt_params: dict = None,
 ):
-    """generation feuille appel
+    """Génération feuille appel.
 
     edt_params :
         - "discipline" : Discipline
@@ -763,7 +765,8 @@ def excel_feuille_listeappel(
         cells.append(ws.make_cell("etudid", style3))
         cells.append(ws.make_cell("code_nip", style3))
         cells.append(ws.make_cell("code_ine", style3))
-
+    if with_date_inscription:
+        cells.append(ws.make_cell("Date inscr.", style3))
     # case Groupes
     cells.append(ws.make_cell("Groupes", style3))
     letter_int += 1
@@ -805,7 +808,15 @@ def excel_feuille_listeappel(
             cells.append(ws.make_cell(code_nip, style2t3))
             code_ine = t.get("code_ine", "")
             cells.append(ws.make_cell(code_ine, style2t3))
-
+        if with_date_inscription:
+            event = ScolarEvent.query.filter_by(
+                etudid=t["etudid"],
+                event_type="INSCRIPTION",
+                formsemestre_id=formsemestre_id,
+            ).first()
+            if event:
+                date_inscription = event.event_date
+                cells.append(ws.make_cell(date_inscription, style2t3))
         cells.append(ws.make_cell(style=style2t3))
         ws.append_row(cells)
         ws.set_row_dimension_height(row_id, 30)
diff --git a/app/scodoc/sco_formsemestre.py b/app/scodoc/sco_formsemestre.py
index 00ea831e3..5131947ff 100644
--- a/app/scodoc/sco_formsemestre.py
+++ b/app/scodoc/sco_formsemestre.py
@@ -53,6 +53,7 @@ _formsemestreEditor = ndb.EditableTable(
         "semestre_id",
         "formation_id",
         "titre",
+        "capacite_accueil",
         "date_debut",
         "date_fin",
         "gestion_compensation",
diff --git a/app/scodoc/sco_formsemestre_edit.py b/app/scodoc/sco_formsemestre_edit.py
index d5705b304..1058cf7af 100644
--- a/app/scodoc/sco_formsemestre_edit.py
+++ b/app/scodoc/sco_formsemestre_edit.py
@@ -345,8 +345,6 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
                 "labels": modalites_titles,
             },
         ),
-    ]
-    modform.append(
         (
             "semestre_id",
             {
@@ -362,10 +360,21 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
                 "attributes": ['onchange="change_semestre_id();"'] if is_apc else "",
             },
         ),
-    )
+        (
+            "capacite_accueil",
+            {
+                "title": "Capacité d'accueil",
+                "size": 4,
+                "explanation": "nombre max d'inscrits (hors démissionnaires). Laisser vide si pas de limite.",
+                "type": "int",
+                "allow_null": True,
+            },
+        ),
+    ]
     etapes = sco_portal_apogee.get_etapes_apogee_dept()
     # Propose les etapes renvoyées par le portail
-    # et ajoute les étapes du semestre qui ne sont pas dans la liste (soit la liste a changé, soit l'étape a été ajoutée manuellement)
+    # et ajoute les étapes du semestre qui ne sont pas dans la liste
+    # (soit la liste a changé, soit l'étape a été ajoutée manuellement)
     etapes_set = {et[0] for et in etapes}
     if edit:
         for etape_vdi in formsemestre.etapes_apo_vdi():
@@ -503,6 +512,12 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
             scodoc_dept=g.scodoc_dept, formsemestre_id=formsemestre.id)
         }">Modifier les codes Apogée et emploi du temps des modules</a>
         </p>
+
+        <p><a class="stdlink" href="{url_for("notes.edit_formsemestre_description",
+            scodoc_dept=g.scodoc_dept, formsemestre_id=formsemestre.id)
+        }">Éditer la description externe du semestre</a>
+        </p>
+
         <h3>Sélectionner les modules, leurs responsables et les étudiants
         à inscrire:</h3>
         """
@@ -838,6 +853,14 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
         ):
             msg = '<ul class="tf-msg"><li class="tf-msg">Code étape Apogée manquant</li></ul>'
 
+        # check capacité accueil si indiquée
+        if edit and isinstance(tf[2]["capacite_accueil"], int):
+            new_capacite_accueil = tf[2]["capacite_accueil"]
+            inscriptions = formsemestre.get_inscrits(etats={scu.INSCRIT, scu.DEF})
+            if len(inscriptions) > new_capacite_accueil:
+                msg = f"""<ul class="tf-msg"><li class="tf-msg">Capacité d'accueil insuffisante
+                    (il y a {len(inscriptions)} inscrits non démissionaires)</li></ul>"""
+
     if tf[0] == 0 or msg:
         return f"""<p>Formation <a class="discretelink" href="{
                 url_for("notes.ue_table", scodoc_dept=g.scodoc_dept,
@@ -1284,6 +1307,7 @@ def do_formsemestre_clone(
     clone_partitions=False,
 ):
     """Clone a semestre: make copy, same modules, same options, same resps, same partitions.
+    Clone description.
     New dates, responsable_id
     """
     log(f"do_formsemestre_clone: {orig_formsemestre_id}")
@@ -1372,10 +1396,14 @@ def do_formsemestre_clone(
 
     # 5- Copie les parcours
     formsemestre.parcours = formsemestre_orig.parcours
+
+    # 6- Copy description
+    formsemestre.description = formsemestre_orig.description.clone()
+
     db.session.add(formsemestre)
     db.session.commit()
 
-    # 6- Copy partitions and groups
+    # 7- Copy partitions and groups
     if clone_partitions:
         sco_groups_copy.clone_partitions_and_groups(
             orig_formsemestre_id, formsemestre.id
diff --git a/app/scodoc/sco_formsemestre_exterieurs.py b/app/scodoc/sco_formsemestre_exterieurs.py
index 4ba6a47ab..b4c49c210 100644
--- a/app/scodoc/sco_formsemestre_exterieurs.py
+++ b/app/scodoc/sco_formsemestre_exterieurs.py
@@ -51,7 +51,6 @@ import app.scodoc.sco_utils as scu
 from app import log
 from app.scodoc.TrivialFormulator import TrivialFormulator, tf_error_message
 from app.scodoc import html_sco_header
-from app.scodoc import sco_formations
 from app.scodoc import sco_formsemestre
 from app.scodoc import sco_formsemestre_inscriptions
 from app.scodoc import sco_formsemestre_validation
diff --git a/app/scodoc/sco_formsemestre_inscriptions.py b/app/scodoc/sco_formsemestre_inscriptions.py
index bdd73ebbf..823d1cc67 100644
--- a/app/scodoc/sco_formsemestre_inscriptions.py
+++ b/app/scodoc/sco_formsemestre_inscriptions.py
@@ -85,43 +85,6 @@ def do_formsemestre_inscription_listinscrits(formsemestre_id):
     return r
 
 
-def do_formsemestre_inscription_create(args, method=None):
-    "create a formsemestre_inscription (and sco event)"
-    cnx = ndb.GetDBConnexion()
-    log(f"do_formsemestre_inscription_create: args={args}")
-    sems = sco_formsemestre.do_formsemestre_list(
-        {"formsemestre_id": args["formsemestre_id"]}
-    )
-    if len(sems) != 1:
-        raise ScoValueError(f"code de semestre invalide: {args['formsemestre_id']}")
-    sem = sems[0]
-    # check lock
-    if not sem["etat"]:
-        raise ScoValueError("inscription: semestre verrouille")
-    #
-    r = _formsemestre_inscriptionEditor.create(cnx, args)
-    # Evenement
-    sco_etud.scolar_events_create(
-        cnx,
-        args={
-            "etudid": args["etudid"],
-            "event_date": time.strftime(scu.DATE_FMT),
-            "formsemestre_id": args["formsemestre_id"],
-            "event_type": "INSCRIPTION",
-        },
-    )
-    # Log etudiant
-    Scolog.logdb(
-        method=method,
-        etudid=args["etudid"],
-        msg=f"inscription en semestre {args['formsemestre_id']}",
-        commit=True,
-    )
-    #
-    sco_cache.invalidate_formsemestre(formsemestre_id=args["formsemestre_id"])
-    return r
-
-
 def do_formsemestre_inscription_delete(oid, formsemestre_id=None):
     "delete formsemestre_inscription"
     cnx = ndb.GetDBConnexion()
@@ -219,12 +182,11 @@ def do_formsemestre_desinscription(
     if check_has_dec_jury:
         check_if_has_decision_jury(formsemestre, [etudid])
 
-    insem = do_formsemestre_inscription_list(
-        args={"formsemestre_id": formsemestre_id, "etudid": etudid}
-    )
-    if not insem:
+    inscr_sem = FormSemestreInscription.query.filter_by(
+        etudid=etudid, formsemestre_id=formsemestre_id
+    ).first()
+    if not inscr_sem:
         raise ScoValueError(f"{etud.nomprenom} n'est pas inscrit au semestre !")
-    insem = insem[0]
     # -- desinscription de tous les modules
     cnx = ndb.GetDBConnexion()
     cursor = cnx.cursor(cursor_factory=ndb.ScoDocCursor)
@@ -248,10 +210,8 @@ def do_formsemestre_desinscription(
     Partition.formsemestre_remove_etud(formsemestre_id, etud)
 
     # -- désincription du semestre
-    do_formsemestre_inscription_delete(
-        insem["formsemestre_inscription_id"], formsemestre_id=formsemestre_id
-    )
-    sco_cache.invalidate_formsemestre(formsemestre_id=formsemestre_id)
+    formsemestre.desinscrit_etudiant(etud)
+
     # --- Semestre extérieur
     if formsemestre.modalite == "EXT":
         if 0 == len(formsemestre.inscriptions):
@@ -263,13 +223,6 @@ def do_formsemestre_desinscription(
             db.session.commit()
             flash(f"Semestre extérieur supprimé: {formsemestre.titre_annee()}")
 
-    Scolog.logdb(
-        method="formsemestre_desinscription",
-        etudid=etudid,
-        msg=f"desinscription semestre {formsemestre_id}",
-        commit=True,
-    )
-
 
 def do_formsemestre_inscription_with_modules(
     formsemestre_id,
@@ -283,7 +236,9 @@ def do_formsemestre_inscription_with_modules(
     """Inscrit cet etudiant à ce semestre et TOUS ses modules STANDARDS
     (donc sauf le sport)
     Si dept_id est spécifié, utilise ce département au lieu du courant.
+    Vérifie la capacité d'accueil.
     """
+    etud = Identite.get_etud(etudid)
     group_ids = group_ids or []
     if isinstance(group_ids, int):
         group_ids = [group_ids]
@@ -294,13 +249,9 @@ def do_formsemestre_inscription_with_modules(
         if group_id != ""
     ]
     formsemestre = FormSemestre.get_formsemestre(formsemestre_id, dept_id=dept_id)
-    # inscription au semestre
+    # Inscription au semestre
     args = {"formsemestre_id": formsemestre_id, "etudid": etudid}
-    if etat is not None:
-        args["etat"] = etat
-    if etape is not None:
-        args["etape"] = etape
-    do_formsemestre_inscription_create(args, method=method)
+    formsemestre.inscrit_etudiant(etud, etat=etat, etape=etape, method=method)
     log(
         f"""do_formsemestre_inscription_with_modules: etudid={
             etudid} formsemestre_id={formsemestre_id}"""
@@ -478,7 +429,7 @@ def formsemestre_inscription_with_modules(
         H.append("<ul>")
         for s in others:
             H.append(
-                f"""<li><a href="{
+                f"""<li><a class="stdlink" href="{
                     url_for("notes.formsemestre_desinscription", scodoc_dept=g.scodoc_dept,
                     formsemestre_id=s["formsemestre_id"], etudid=etudid )
                 }" class="stdlink">désinscrire de {s["titreannee"]}
@@ -486,13 +437,13 @@ def formsemestre_inscription_with_modules(
             )
         H.append("</ul>")
         H.append(
-            f"""<p><a href="{ url_for( "notes.formsemestre_inscription_with_modules",
-            scodoc_dept=g.scodoc_dept, etudid=etudid, formsemestre_id=formsemestre_id,
-            multiple_ok=1,
-            group_ids=group_ids )
+            f"""<p><a class="stdlink" href="{
+            url_for( "notes.formsemestre_inscription_with_modules",
+                scodoc_dept=g.scodoc_dept, etudid=etudid, formsemestre_id=formsemestre_id,
+                multiple_ok=1,
+                group_ids=group_ids )
             }">Continuer quand même l'inscription</a>
             </p>"""
-            # was sco_groups.make_query_groups(group_ids)
         )
         return render_template(
             "sco_page.j2",
diff --git a/app/scodoc/sco_formsemestre_status.py b/app/scodoc/sco_formsemestre_status.py
index fe58bc15e..a6a0d7f32 100755
--- a/app/scodoc/sco_formsemestre_status.py
+++ b/app/scodoc/sco_formsemestre_status.py
@@ -59,8 +59,6 @@ import app.scodoc.sco_utils as scu
 from app.scodoc.sco_utils import ModuleType
 
 from app.scodoc import codes_cursus
-from app.scodoc import html_sco_header
-from app.scodoc import htmlutils
 from app.scodoc import sco_archives_formsemestre
 from app.scodoc import sco_assiduites as scass
 from app.scodoc import sco_bulletins
@@ -989,8 +987,8 @@ def formsemestre_status_head(formsemestre_id: int = None, page_title: str = None
     page_title = page_title or "Modules de "
 
     H = [
-        f"""<table>
-          <tr><td class="fichetitre2">Formation: </td><td>
+        f"""<table class="formsemestre_status_head">
+          <tr><td class="fichetitre2">Formation&nbsp;: </td><td>
          <a href="{url_for('notes.ue_table',
          scodoc_dept=g.scodoc_dept, formation_id=formsemestre.formation.id)}"
          class="discretelink" title="Formation {
@@ -1013,15 +1011,24 @@ def formsemestre_status_head(formsemestre_id: int = None, page_title: str = None
         sem_parcours = formsemestre.get_parcours_apc()
         H.append(
             f"""
-        <tr><td class="fichetitre2">Parcours: </td>
+        <tr><td class="fichetitre2">Parcours&nbsp;: </td>
         <td style="color: blue;">{', '.join(parcours.code for parcours in sem_parcours)}</td>
         </tr>
         """
         )
+    if formsemestre.capacite_accueil is not None:
+        H.append(
+            f"""
+        <tr><td class="fichetitre2">Capacité d'accueil&nbsp;: </td>
+        <td>{formsemestre.capacite_accueil}</td>
+        </tr>
+        """
+        )
 
     evals = sco_evaluations.do_evaluation_etat_in_sem(formsemestre)
     H.append(
-        '<tr><td class="fichetitre2">Évaluations: </td><td> %(nb_evals_completes)s ok, %(nb_evals_en_cours)s en cours, %(nb_evals_vides)s vides'
+        """<tr><td class="fichetitre2">Évaluations&nbsp;: </td>
+        <td> %(nb_evals_completes)s ok, %(nb_evals_en_cours)s en cours, %(nb_evals_vides)s vides"""
         % evals
     )
     if evals["last_modif"]:
diff --git a/app/scodoc/sco_groups_view.py b/app/scodoc/sco_groups_view.py
index d4817ee28..541589bb5 100644
--- a/app/scodoc/sco_groups_view.py
+++ b/app/scodoc/sco_groups_view.py
@@ -40,7 +40,7 @@ from flask import url_for, g, render_template, request
 from flask_login import current_user
 
 from app import db
-from app.models import FormSemestre, Identite
+from app.models import FormSemestre, Identite, ScolarEvent
 import app.scodoc.sco_utils as scu
 from app.scodoc import html_sco_header
 from app.scodoc import sco_assiduites as scass
@@ -70,6 +70,7 @@ def groups_lists(
     group_ids=(),
     fmt="html",
     with_codes=0,
+    with_date_inscription=0,
     etat=None,
     with_paiement=0,
     with_archives=0,
@@ -102,6 +103,7 @@ def groups_lists(
             groups_infos=groups_infos,
             fmt=fmt,
             with_codes=with_codes,
+            with_date_inscription=with_date_inscription,
             etat=etat,
             with_paiement=with_paiement,
             with_archives=with_archives,
@@ -121,6 +123,7 @@ def groups_lists(
             groups_infos=groups_infos,
             fmt=fmt,
             with_codes=with_codes,
+            with_date_inscription=with_date_inscription,
             etat=etat,
             with_paiement=with_paiement,
             with_archives=with_archives,
@@ -507,6 +510,7 @@ class DisplayedGroupsInfos:
 def groups_table(
     groups_infos: DisplayedGroupsInfos = None,
     with_codes=0,
+    with_date_inscription=0,
     etat=None,
     fmt="html",
     with_paiement=0,  # si vrai, ajoute colonnes infos paiement droits et finalisation inscription (lent car interrogation portail)
@@ -522,15 +526,16 @@ def groups_table(
 
     can_view_etud_data = int(current_user.has_permission(Permission.ViewEtudData))
     with_codes = int(with_codes)
+    with_date_inscription = int(with_date_inscription)
     with_paiement = int(with_paiement) and can_view_etud_data
     with_archives = int(with_archives) and can_view_etud_data
     with_annotations = int(with_annotations) and can_view_etud_data
     with_bourse = int(with_bourse) and can_view_etud_data
 
-    base_url_np = groups_infos.base_url + f"&with_codes={with_codes}"
     base_url = (
-        base_url_np
-        + f"""&with_paiement={with_paiement}&with_archives={
+        groups_infos.base_url
+        + f"""&with_codes={with_codes}&with_date_inscription={
+            with_date_inscription}&with_paiement={with_paiement}&with_archives={
             with_archives}&with_annotations={with_annotations
             }&with_bourse={with_bourse}"""
     )
@@ -546,6 +551,7 @@ def groups_table(
         "etudid": "etudid",
         "code_nip": "code_nip",
         "code_ine": "code_ine",
+        "date_inscription": "Date inscription",
         "datefinalisationinscription_str": "Finalisation inscr.",
         "paiementinscription_str": "Paiement",
         "etudarchive": "Fichiers",
@@ -579,9 +585,11 @@ def groups_table(
 
     if with_codes:
         columns_ids += ["etape", "etudid", "code_nip", "code_ine"]
+    if with_date_inscription:
+        columns_ids += ["date_inscription"]
     if with_paiement:
         columns_ids += ["datefinalisationinscription_str", "paiementinscription_str"]
-    if with_paiement:  #  or with_codes:
+    if with_paiement:
         sco_portal_apogee.check_paiement_etuds(groups_infos.members)
     if with_archives:
         from app.scodoc import sco_archives_etud
@@ -597,6 +605,16 @@ def groups_table(
     moodle_groupenames = set()
     # ajoute liens
     for etud_info in groups_infos.members:
+        if with_date_inscription:
+            event = ScolarEvent.query.filter_by(
+                etudid=etud_info["etudid"],
+                event_type="INSCRIPTION",
+                formsemestre_id=groups_infos.formsemestre_id,
+            ).first()
+            if event:
+                etud_info["date_inscription"] = event.event_date.strftime(scu.DATE_FMT)
+                etud_info["_date_inscription_xls"] = event.event_date
+                etud_info["_date_inscription_order"] = event.event_date.isoformat
         if etud_info["email"]:
             etud_info["_email_target"] = "mailto:" + etud_info["email"]
         else:
@@ -612,8 +630,8 @@ def groups_table(
         etud_info["_nom_disp_order"] = etud_sort_key(etud_info)
         etud_info["_prenom_target"] = fiche_url
 
-        etud_info["_nom_disp_td_attrs"] = 'id="%s" class="etudinfo"' % (
-            etud_info["etudid"]
+        etud_info["_nom_disp_td_attrs"] = (
+            f"""id="{etud_info['etudid']}" class="etudinfo" """
         )
         etud_info["bourse_str"] = "oui" if etud_info["boursier"] else "non"
         if etud_info["etat"] == "D":
@@ -720,6 +738,7 @@ def groups_table(
         if groups_infos.members:
             options = {
                 "with_codes": "Affiche codes",
+                "with_date_inscription": "Date inscription",
             }
             if can_view_etud_data:
                 options.update(
@@ -824,6 +843,7 @@ def groups_table(
             groups_infos.members,
             partitions=groups_infos.partitions,
             with_codes=with_codes,
+            with_date_inscription=with_date_inscription,
             with_paiement=with_paiement,
             server_name=request.url_root,
         )
diff --git a/app/scodoc/sco_preferences.py b/app/scodoc/sco_preferences.py
index b7083eea1..72c9d705c 100644
--- a/app/scodoc/sco_preferences.py
+++ b/app/scodoc/sco_preferences.py
@@ -369,10 +369,23 @@ class BasePreferences:
                 "emails_notifications",
                 {
                     "initvalue": "",
-                    "title": "e-mails à qui notifier les opérations",
+                    "title": "e-mail(s) à qui notifier les opérations",
                     "size": 70,
-                    "explanation": """adresses séparées par des virgules; notifie les opérations
-                        (saisies de notes, etc).
+                    "explanation": """optionnel; adresses séparées par des virgules;
+                        notifie les opérations (saisies de notes, etc).
+                    """,
+                    "category": "general",
+                    "only_global": False,  # peut être spécifique à un semestre
+                },
+            ),
+            (
+                "emails_notifications_inscriptions",
+                {
+                    "initvalue": "",
+                    "title": "e-mail(s) à qui notifier les inscriptions d'étudiants",
+                    "size": 70,
+                    "explanation": """optionnel; adresses séparées par des virgules;
+                        notifie les inscriptions/désincriptions de chaque individu.
                     """,
                     "category": "general",
                     "only_global": False,  # peut être spécifique à un semestre
@@ -2320,6 +2333,7 @@ class BasePreferences:
                             <option value="create">Spécifier valeur pour ce
                             semestre seulement</option>
                         </select>
+                        <span class="pref-comment">{descr["comment"]}</span>
                         """
                         descr["explanation"] = menu_global
 
diff --git a/app/static/css/scodoc.css b/app/static/css/scodoc.css
index 3f5f923b1..0e5a93fdb 100644
--- a/app/static/css/scodoc.css
+++ b/app/static/css/scodoc.css
@@ -1843,6 +1843,15 @@ div.formsemestre_status {
   /* EMO_WARNING, "&#9888;&#65039;"  */
 }
 
+table.formsemestre_status_head {
+  border-collapse: collapse;
+
+}
+
+table.formsemestre_status_head tr td:nth-child(2) {
+  padding-left: 1em;
+}
+
 table.formsemestre_status {
   border-collapse: collapse;
 }
@@ -3310,6 +3319,12 @@ li.tf-msg {
   padding-bottom: 5px;
 }
 
+.pref-comment {
+  font-style: italic;
+  font-size: small;
+  color: var(--sco-color-explication);
+}
+
 div.formsemestre-warning-box {
   background-color: yellow;
   border-radius: 4px;
diff --git a/app/static/js/groups_view.js b/app/static/js/groups_view.js
index 7f16a580d..43eb694be 100644
--- a/app/static/js/groups_view.js
+++ b/app/static/js/groups_view.js
@@ -48,13 +48,12 @@ function change_list_options(selected_options) {
     "with_archives",
     "with_annotations",
     "with_codes",
+    "with_date_inscription",
     "with_bourse",
   ];
   for (var i = 0; i < options.length; i++) {
-    var option = options[i];
-    if ($.inArray(option, selected_options) >= 0) {
-      urlParams.set(option, "1");
-    }
+    let option = options[i];
+    urlParams.set(option, selected_options.indexOf(option) >= 0 ? "1" : "0");
   }
   window.location = url.href;
 }
@@ -62,23 +61,32 @@ function change_list_options(selected_options) {
 // Menu choix groupe:
 function toggle_visible_etuds() {
   //
-  $(".etud_elem").hide();
+  document.querySelectorAll('.etud_elem').forEach(element => {
+    element.style.display = 'none';
+  });
   var qargs = "";
-  $("#group_ids_sel option:selected").each(function (index, opt) {
+  var selectedOptions = document.querySelectorAll("#group_ids_sel option:checked");
+  var qargs = "";
+  selectedOptions.forEach(function (opt) {
     var group_id = opt.value;
-    $(".group-" + group_id).show();
+    var groupElements = document.querySelectorAll(".group-" + group_id);
+    groupElements.forEach(function (elem) {
+      elem.style.display = "block";
+    });
     qargs += "&group_ids=" + group_id;
   });
   // Update url saisie tableur:
-  var input_eval = $("#formnotes_evaluation_id");
+  let input_eval = document.querySelectorAll("#formnotes_evaluation_id");
   if (input_eval.length > 0) {
-    var evaluation_id = input_eval[0].value;
-    $("#menu_saisie_tableur a").attr(
+    let evaluation_id = input_eval[0].value;
+    let menu_saisie_tableur_a = document.querySelector("#menu_saisie_tableur a");
+    menu_saisie_tableur_a.setAttribute(
       "href",
       "saisie_notes_tableur?evaluation_id=" + evaluation_id + qargs
     );
     // lien feuille excel:
-    $("#lnk_feuille_saisie").attr(
+    let lnk_feuille_saisie = document.querySelector("#lnk_feuille_saisie");
+    lnk_feuille_saisie.setAttribute(
       "href",
       "feuille_saisie_notes?evaluation_id=" + evaluation_id + qargs
     );
diff --git a/app/templates/formsemestre/edit_description.j2 b/app/templates/formsemestre/edit_description.j2
new file mode 100644
index 000000000..aadfe8ee9
--- /dev/null
+++ b/app/templates/formsemestre/edit_description.j2
@@ -0,0 +1,130 @@
+{% extends "sco_page.j2" %}
+{% import 'wtf.j2' as wtf %}
+
+{% block styles %}
+{{super()}}
+<style>
+.field_descr {
+    font-style: italic;
+    color: green;
+}
+div.field_descr {
+    margin-bottom: 16px;
+}
+.submit {
+    margin-top: 32px;
+    display: flex;
+    justify-content: start;
+    gap: 24px;
+}
+div.image {
+    margin-left: 32px;
+    margin-bottom: 16px;
+}
+div.image img {
+    border: 1px dashed #b60c0c;
+}
+</style>
+{% endblock %}
+
+{% macro render_string_field(field, size=64) %}
+<div>
+    <span class="wtf-field">{{ field.label }} :</span>
+    <span class="wtf-field">{{ field(size=size)|safe }}</span>
+    {% for error in field.errors %}
+        <span class="text-danger">{{ error }}</span>
+    {% endfor %}
+    {% if field.description %}
+        <div class="field_descr">{{ field.description }}</div>
+    {% endif %}
+</div>
+{% endmacro %}
+
+{% macro render_textarea_field(field, cols=80, rows=12) %}
+<div>
+    <div class="wtf-field">{{ field.label }} :</div>
+    <div class="wtf-field">{{ field(cols=cols, rows=rows)|safe }}</div>
+    {% if field.description %}
+        <div class="field_descr">{{ field.description }}</div>
+    {% endif %}
+</div>
+{% endmacro %}
+
+{% block app_content %}
+
+<div class="tab-content">
+<h2>Édition de la description du semestre</h2>
+
+<div class="help">
+    <p>Les informations saisies ici ne sont pas utilisées par ScoDoc mais
+    mises à disposition des applications tierces comme AutoSco.
+    </p>
+    <p>Tous les champs sont optionnels.</p>
+</div>
+
+<form method="POST" enctype="multipart/form-data">
+    {{ form.hidden_tag() }}
+
+    <span class="wtf-field">{{ form.wip.label }}</span> <span class="wtf-field">{{form.wip() }}</span>
+    <span class="field_descr">{{ form.wip.description }}</span>
+    {{ render_string_field(form.date_debut_inscriptions, size=10) }}
+    {{ render_string_field(form.date_fin_inscriptions, size=10) }}
+
+    {{ render_textarea_field(form.description) }}
+    {{ render_string_field(form.responsable) }}
+
+    {{ form.photo_ens.label }}
+    <div class="image">
+        {% if formsemestre_description.photo_ens %}
+            <img src="{{ url_for('apiweb.formsemestre_get_photo_ens',
+                scodoc_dept=g.scodoc_dept,
+                formsemestre_id=formsemestre.id) }}"
+            alt="Current Image" style="max-width: 200px;">
+            <div>
+                Changer l'image: {{ form.photo_ens() }}
+            </div>
+        {% else %}
+            <em>Aucune photo ou illustration chargée.</em>
+             {{ form.photo_ens() }}
+        {% endif %}
+    </div>
+
+    {{ render_string_field(form.campus) }}
+    {{ render_string_field(form.salle, size=32) }}
+    {{ render_string_field(form.horaire) }}
+
+    <div>
+        <span class="wtf-field">{{ form.dispositif.label }} :</span>
+        <span class="wtf-field">{{ form.dispositif }}</span>
+        {% if form.dispositif.description %}
+            <div class="field_descr">{{ form.dispositif.description }}</div>
+        {% endif %}
+    </div>
+    {{ render_string_field(form.public) }}
+    {{ render_textarea_field(form.modalites_mcc, rows=8) }}
+    {{ render_textarea_field(form.prerequis, rows=5) }}
+
+    {{ form.image.label }}
+    <div class="image">
+        {% if formsemestre_description.image %}
+            <img src="{{ url_for('apiweb.formsemestre_get_description_image',
+            scodoc_dept=g.scodoc_dept,
+            formsemestre_id=formsemestre.id) }}"
+            alt="Current Image" style="max-width: 400px;">
+            <div>
+                Changer l'image: {{ form.image() }}
+            </div>
+        {% else %}
+            <em>Aucune image n'est actuellement associée à ce semestre.</em>
+             {{ form.image() }}
+        {% endif %}
+    </div>
+
+    <div class="submit">
+        {{ form.submit }} {{ form.cancel }}
+    </div>
+</form>
+
+
+</div>
+{% endblock %}
diff --git a/app/views/notes_formsemestre.py b/app/views/notes_formsemestre.py
index 4868d2bad..e3e25c902 100644
--- a/app/views/notes_formsemestre.py
+++ b/app/views/notes_formsemestre.py
@@ -25,20 +25,34 @@
 ##############################################################################
 
 """
-Vues "modernes" des formsemestre
+Vues "modernes" des formsemestres
 Emmanuel Viennet, 2023
 """
 
+import datetime
+import io
+
 from flask import flash, redirect, render_template, url_for
-from flask import g, request
+from flask import current_app, g, request
+import PIL
 
 from app import db, log
 from app.decorators import (
     scodoc,
     permission_required,
 )
-from app.forms.formsemestre import change_formation, edit_modimpls_codes_apo
-from app.models import Formation, FormSemestre, ScoDocSiteConfig
+from app.forms.formsemestre import (
+    change_formation,
+    edit_modimpls_codes_apo,
+    edit_description,
+)
+from app.models import (
+    Formation,
+    FormSemestre,
+    FormSemestreDescription,
+    FORMSEMESTRE_DISPOSITIFS,
+    ScoDocSiteConfig,
+)
 from app.scodoc import (
     sco_edt_cal,
     sco_formations,
@@ -223,3 +237,121 @@ def formsemestre_edt_help_config(formsemestre_id: int):
         ScoDocSiteConfig=ScoDocSiteConfig,
         title="Aide configuration EDT",
     )
+
+
+@bp.route(
+    "/formsemestre_description/<int:formsemestre_id>/edit", methods=["GET", "POST"]
+)
+@scodoc
+@permission_required(Permission.EditFormSemestre)
+def edit_formsemestre_description(formsemestre_id: int):
+    "Edition de la description d'un formsemestre"
+    formsemestre = FormSemestre.get_formsemestre(formsemestre_id)
+    if not formsemestre.description:
+        formsemestre.description = FormSemestreDescription()
+        db.session.add(formsemestre)
+        db.session.commit()
+    formsemestre_description = formsemestre.description
+    form = edit_description.FormSemestreDescriptionForm(obj=formsemestre_description)
+    ok = True
+    if form.validate_on_submit():
+        if form.cancel.data:  # cancel button
+            return redirect(
+                url_for(
+                    "notes.formsemestre_editwithmodules",
+                    scodoc_dept=g.scodoc_dept,
+                    formsemestre_id=formsemestre.id,
+                )
+            )
+        # Vérification valeur dispositif
+        if form.dispositif.data not in FORMSEMESTRE_DISPOSITIFS:
+            flash("Dispositif inconnu", "danger")
+            ok = False
+
+        # Vérification dates inscriptions
+        if form.date_debut_inscriptions.data:
+            try:
+                date_debut_inscriptions_dt = datetime.datetime.strptime(
+                    form.date_debut_inscriptions.data, scu.DATE_FMT
+                )
+            except ValueError:
+                flash("Date de début des inscriptions invalide", "danger")
+                form.set_error("date début invalide", form.date_debut_inscriptions)
+                ok = False
+        else:
+            date_debut_inscriptions_dt = None
+        if form.date_fin_inscriptions.data:
+            try:
+                date_fin_inscriptions_dt = datetime.datetime.strptime(
+                    form.date_fin_inscriptions.data, scu.DATE_FMT
+                )
+            except ValueError:
+                flash("Date de fin des inscriptions invalide", "danger")
+                form.set_error("date fin invalide", form.date_fin_inscriptions)
+                ok = False
+        else:
+            date_fin_inscriptions_dt = None
+        if ok:
+            # dates converties
+            form.date_debut_inscriptions.data = date_debut_inscriptions_dt
+            form.date_fin_inscriptions.data = date_fin_inscriptions_dt
+            # Affecte tous les champs sauf les images:
+            form_image = form.image
+            del form.image
+            form_photo_ens = form.photo_ens
+            del form.photo_ens
+            form.populate_obj(formsemestre_description)
+            # Affecte les images:
+            for field, form_field in (
+                ("image", form_image),
+                ("photo_ens", form_photo_ens),
+            ):
+                if form_field.data:
+                    image_data = form_field.data.read()
+                    max_length = current_app.config.get("MAX_CONTENT_LENGTH")
+                    if max_length and len(image_data) > max_length:
+                        flash(
+                            f"Image trop grande ({field}), max {max_length} octets",
+                            "danger",
+                        )
+                        return redirect(
+                            url_for(
+                                "notes.edit_formsemestre_description",
+                                formsemestre_id=formsemestre.id,
+                                scodoc_dept=g.scodoc_dept,
+                            )
+                        )
+                    try:
+                        _ = PIL.Image.open(io.BytesIO(image_data))
+                    except PIL.UnidentifiedImageError:
+                        flash(
+                            f"Image invalide ({field}), doit être une image",
+                            "danger",
+                        )
+                        return redirect(
+                            url_for(
+                                "notes.edit_formsemestre_description",
+                                formsemestre_id=formsemestre.id,
+                                scodoc_dept=g.scodoc_dept,
+                            )
+                        )
+                    setattr(formsemestre_description, field, image_data)
+
+            db.session.commit()
+            flash("Description enregistrée", "success")
+            return redirect(
+                url_for(
+                    "notes.formsemestre_status",
+                    formsemestre_id=formsemestre.id,
+                    scodoc_dept=g.scodoc_dept,
+                )
+            )
+
+    return render_template(
+        "formsemestre/edit_description.j2",
+        form=form,
+        formsemestre=formsemestre,
+        formsemestre_description=formsemestre_description,
+        sco=ScoData(formsemestre=formsemestre),
+        title="Modif. description semestre",
+    )
diff --git a/app/views/scolar.py b/app/views/scolar.py
index e6c840cdf..455388aaa 100644
--- a/app/views/scolar.py
+++ b/app/views/scolar.py
@@ -471,18 +471,24 @@ def groups_lists(
     fmt="html",
     # Options pour listes:
     with_codes=0,
+    with_date_inscription=0,
     etat=None,
-    with_paiement=0,  # si vrai, ajoute colonnes infos paiement droits et finalisation inscription (lent car interrogation portail)
-    with_archives=0,  # ajoute colonne avec noms fichiers archivés
+    with_paiement=0,
+    with_archives=0,
     with_annotations=0,
     with_bourse=0,
     formsemestre_id=None,
 ):
-    "Listes des étudiants des groupes"
+    """Listes des étudiants des groupes.
+    Si with_paiement, ajoute colonnes infos paiement droits et finalisation
+        inscription (lent car interrogation portail).
+    Si with_archives, ajoute colonne avec noms fichiers archivés.
+    """
     return sco_groups_view.groups_lists(
         group_ids=group_ids,
         fmt=fmt,
         with_codes=with_codes,
+        with_date_inscription=with_date_inscription,
         etat=etat,
         with_paiement=with_paiement,
         with_archives=with_archives,
diff --git a/migrations/versions/2640b7686de6_formsemestre_description.py b/migrations/versions/2640b7686de6_formsemestre_description.py
new file mode 100644
index 000000000..c25330934
--- /dev/null
+++ b/migrations/versions/2640b7686de6_formsemestre_description.py
@@ -0,0 +1,51 @@
+"""FormSemestreDescription et capacité d'accueil
+
+Revision ID: 2640b7686de6
+Revises: f6cb3d4e44ec
+Create Date: 2024-08-11 15:44:32.560054
+
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "2640b7686de6"
+down_revision = "f6cb3d4e44ec"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.create_table(
+        "notes_formsemestre_description",
+        sa.Column("id", sa.Integer(), nullable=False),
+        sa.Column("description", sa.Text(), server_default="", nullable=False),
+        sa.Column("horaire", sa.Text(), server_default="", nullable=False),
+        sa.Column("date_debut_inscriptions", sa.DateTime(timezone=True), nullable=True),
+        sa.Column("date_fin_inscriptions", sa.DateTime(timezone=True), nullable=True),
+        sa.Column("wip", sa.Boolean(), server_default="false", nullable=False),
+        sa.Column("image", sa.LargeBinary(), nullable=True),
+        sa.Column("campus", sa.Text(), server_default="", nullable=False),
+        sa.Column("salle", sa.Text(), server_default="", nullable=False),
+        sa.Column("dispositif", sa.Integer(), server_default="0", nullable=False),
+        sa.Column("modalites_mcc", sa.Text(), server_default="", nullable=False),
+        sa.Column("photo_ens", sa.LargeBinary(), nullable=True),
+        sa.Column("public", sa.Text(), server_default="", nullable=False),
+        sa.Column("prerequis", sa.Text(), server_default="", nullable=False),
+        sa.Column("responsable", sa.Text(), server_default="", nullable=False),
+        sa.Column("formsemestre_id", sa.Integer(), nullable=False),
+        sa.ForeignKeyConstraint(
+            ["formsemestre_id"], ["notes_formsemestre.id"], ondelete="CASCADE"
+        ),
+        sa.PrimaryKeyConstraint("id"),
+    )
+    with op.batch_alter_table("notes_formsemestre", schema=None) as batch_op:
+        batch_op.add_column(sa.Column("capacite_accueil", sa.Integer(), nullable=True))
+
+
+def downgrade():
+    with op.batch_alter_table("notes_formsemestre", schema=None) as batch_op:
+        batch_op.drop_column("capacite_accueil")
+    op.drop_table("notes_formsemestre_description")
diff --git a/tests/api/setup_test_api.py b/tests/api/setup_test_api.py
index 2ce97eb88..126162e29 100644
--- a/tests/api/setup_test_api.py
+++ b/tests/api/setup_test_api.py
@@ -122,9 +122,14 @@ def GET(path: str, headers: dict = None, errmsg=None, dept=None, raw=False):
     if reply.headers.get("Content-Type", None) == "application/json":
         return reply.json()  # decode la reponse JSON
     if reply.headers.get("Content-Type", None) in [
-        "image/jpg",
-        "image/png",
         "application/pdf",
+        "application/vnd.ms-excel",
+        "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+        "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+        "image/gif",
+        "image/jpeg",
+        "image/png",
+        "image/webp",
     ]:
         retval = {
             "Content-Type": reply.headers.get("Content-Type", None),
@@ -132,7 +137,7 @@ def GET(path: str, headers: dict = None, errmsg=None, dept=None, raw=False):
         }
         return retval
     raise APIError(
-        "Unknown returned content {r.headers.get('Content-Type', None} !\n",
+        f"Unknown returned content {reply.headers.get('Content-Type', None)} !\n",
         status_code=reply.status_code,
     )
 
diff --git a/tests/api/test_api_formsemestre.py b/tests/api/test_api_formsemestre.py
index 23d55ccca..1395a6a33 100644
--- a/tests/api/test_api_formsemestre.py
+++ b/tests/api/test_api_formsemestre.py
@@ -16,6 +16,7 @@ Utilisation :
     Lancer :
         pytest tests/api/test_api_formsemestre.py
 """
+import base64
 import json
 import requests
 from types import NoneType
@@ -28,8 +29,10 @@ from tests.api.setup_test_api import (
     API_URL,
     CHECK_CERTIFICATE,
     GET,
+    POST,
     api_headers,
     api_admin_headers,
+    set_headers,
 )
 
 from tests.api.tools_test_api import (
@@ -780,3 +783,64 @@ def _compare_formsemestre_resultat(res: list[dict], ref: list[dict]):
             if "nbabs" in k:
                 continue
             assert res_d[k] == ref_d[k], f"values for key {k} differ."
+
+
+def test_formsemestre_description(api_admin_headers):
+    """
+    Test accès et modification de la description
+    """
+    set_headers(api_admin_headers)
+    formsemestre_id = 1
+    r = GET(f"/formsemestre/{formsemestre_id}")
+    assert "description" not in r
+    r = POST(
+        f"/formsemestre/{formsemestre_id}/description/edit",
+        data={
+            "description": "une description",
+            "horaire": "un horaire",
+            "salle": "une salle",
+            "dispositif": 1,
+            "wip": True,
+        },
+    )
+    assert r["description"] == "une description"
+    assert r["horaire"] == "un horaire"
+    assert r["salle"] == "une salle"
+    assert r["dispositif"] == 1
+    assert r["wip"] is True
+    r = GET(f"/formsemestre/{formsemestre_id}/description")
+    assert r["description"] == "une description"
+    assert r["horaire"] == "un horaire"
+    assert r["salle"] == "une salle"
+    assert r["dispositif"] == 1
+    assert r["wip"] is True
+    # La réponse ne contient pas les images, servies à part:
+    assert "image" not in r
+    assert "photo_ens" not in r
+    r = POST(
+        f"/formsemestre/{formsemestre_id}/description/edit",
+        data={
+            "description": "",
+            "horaire": "",
+            "salle": "",
+            "dispositif": 0,
+            "wip": False,
+        },
+    )
+    assert r["description"] == ""
+    assert r["horaire"] == ""
+    assert r["salle"] == ""
+    assert r["dispositif"] == 0
+    assert r["wip"] is False
+    # Upload image
+    with open("tests/ressources/images/papillon.jpg", "rb") as f:
+        img = f.read()
+    img_base64 = base64.b64encode(img).decode("utf-8")
+    r = POST(
+        f"/formsemestre/{formsemestre_id}/description/edit", data={"image": img_base64}
+    )
+    assert r["wip"] is False
+    r = GET(f"/formsemestre/{formsemestre_id}/description/image", raw=True)
+    assert r.status_code == 200
+    assert r.headers.get("Content-Type") == "image/jpeg"
+    assert r.content == img
diff --git a/tests/api/test_api_permissions.py b/tests/api/test_api_permissions.py
index ae3dad923..f94ce12e8 100755
--- a/tests/api/test_api_permissions.py
+++ b/tests/api/test_api_permissions.py
@@ -100,7 +100,7 @@ def test_permissions(api_headers):
             verify=CHECK_CERTIFICATE,
             timeout=scu.SCO_TEST_API_TIMEOUT,
         )
-        assert r.status_code == 200
+        assert r.status_code // 100 == 2  # 2xx success
 
     # Même chose sans le jeton:
     for rule in api_rules:
diff --git a/tests/unit/test_formsemestre.py b/tests/unit/test_formsemestre.py
index 928aae833..783c12320 100644
--- a/tests/unit/test_formsemestre.py
+++ b/tests/unit/test_formsemestre.py
@@ -3,12 +3,12 @@
 
 """ Test création/accès/clonage formsemestre
 """
-from flask import Response
+from flask import g, Response
 import pytest
-from tests.unit import yaml_setup, call_view
 
 import app
-from app.models import Formation, FormSemestre
+from app import db
+from app.models import Formation, FormSemestre, FormSemestreDescription
 from app.scodoc import (
     sco_archives_formsemestre,
     sco_cost_formation,
@@ -35,6 +35,7 @@ from app.scodoc import (
 from app.scodoc import sco_utils as scu
 from app.views import notes, scolar
 from config import TestConfig
+from tests.unit import yaml_setup, call_view
 
 DEPT = TestConfig.DEPT_TEST
 
@@ -205,3 +206,39 @@ def test_formsemestre_misc_views(test_client):
     ans = sco_debouche.report_debouche_date(start_year=2000)
     ans = sco_cost_formation.formsemestre_estim_cost(formsemestre.id)
     # pas de test des indicateurs de suivi BUT
+
+
+def test_formsemestre_description(test_client):
+    """Test FormSemestreDescription"""
+    app.set_sco_dept(DEPT)
+    #
+    nb_descriptions = FormSemestreDescription.query.count()
+    # Création d'un semestre
+
+    formsemestre = FormSemestre(
+        dept_id=g.scodoc_dept_id,
+        titre="test description",
+        date_debut="2024-08-01",
+        date_fin="2024-08-31",
+    )
+    db.session.add(formsemestre)
+    db.session.commit()
+    assert formsemestre.description is None
+    # Association d'une description
+    formsemestre.description = FormSemestreDescription.create_from_dict(
+        {
+            "description": "Description",
+            "responsable": "Responsable",
+            "campus": "Sorbonne",
+            "salle": "L214",
+            "horaire": "23h à l'aube",
+        }
+    )
+    db.session.add(formsemestre)
+    db.session.commit()
+    assert formsemestre.description.formsemestre.id == formsemestre.id
+    assert FormSemestreDescription.query.count() == nb_descriptions + 1
+    # Suppression / cascade
+    db.session.delete(formsemestre)
+    db.session.commit()
+    assert FormSemestreDescription.query.count() == nb_descriptions