Configuration des logos via formulaires

app/models/preferences.py

@@ -33,6 +33,17 @@ class ScoDocSiteConfig(db.Model):
     value = db.Column(db.Text())
 
     BONUS_SPORT = "bonus_sport_func_name"
+    NAMES = {
+        BONUS_SPORT: str,
+        "always_require_ine": bool,
+        "SCOLAR_FONT": str,
+        "SCOLAR_FONT_SIZE": str,
+        "SCOLAR_FONT_SIZE_FOOT": str,
+        "INSTITUTION_NAME": str,
+        "INSTITUTION_ADDRESS": str,
+        "INSTITUTION_CITY": str,
+        "DEFAULT_PDF_FOOTER_TEMPLATE": str,
+    }
 
     def __init__(self, name, value):
         self.name = name
@@ -41,6 +52,13 @@ class ScoDocSiteConfig(db.Model):
     def __repr__(self):
         return f"<{self.__class__.__name__}('{self.name}', '{self.value}')>"
 
+    def get_dict(self) -> dict:
+        "Returns all data as a dict name = value"
+        return {
+            c.name: self.NAMES.get(c.name, lambda x: x)(c.value)
+            for c in ScoDocSiteConfig.query.all()
+        }
+
     @classmethod
     def set_bonus_sport_func(cls, func_name):
         """Record bonus_sport config.

app/scodoc/sco_logos.py

@@ -0,0 +1,95 @@
+# -*- mode: python -*-
+# -*- coding: utf-8 -*-
+
+##############################################################################
+#
+# Gestion scolarite IUT
+#
+# Copyright (c) 1999 - 2021 Emmanuel Viennet.  All rights reserved.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+#
+#   Emmanuel Viennet      emmanuel.viennet@viennet.net
+#
+##############################################################################
+
+"""Gestion des images logos (nouveau ScoDoc 9)
+
+Les logos sont `logo_header.<ext>`  et `logo_footer.<ext>`
+avec `ext` membre de LOGOS_IMAGES_ALLOWED_TYPES (= jpg, png)
+
+SCODOC_LOGOS_DIR   /opt/scodoc-data/config/logos
+"""
+import imghdr
+import os
+
+from flask import abort, current_app
+
+from app.scodoc import sco_utils as scu
+
+
+def get_logo_filename(logo_type: str, scodoc_dept: str) -> str:
+    """return full filename for this logo, or "" if not found
+    an existing file with extension.
+        logo_type: "header" or "footer"
+        scodoc-dept: acronym
+    """
+    # Search logos in dept specific dir (/opt/scodoc-data/config/logos/logos_<dept>),
+    # then in config dir /opt/scodoc-data/config/logos/
+    for image_dir in (
+        scu.SCODOC_LOGOS_DIR + "/logos_" + scodoc_dept,
+        scu.SCODOC_LOGOS_DIR,  # global logos
+    ):
+        for suffix in scu.LOGOS_IMAGES_ALLOWED_TYPES:
+            filename = os.path.join(image_dir, f"logo_{logo_type}.{suffix}")
+            if os.path.isfile(filename) and os.access(filename, os.R_OK):
+                return filename
+
+    return ""
+
+
+def guess_image_type(stream) -> str:
+    "guess image type from header in stream"
+    header = stream.read(512)
+    stream.seek(0)
+    fmt = imghdr.what(None, header)
+    if not fmt:
+        return None
+    return fmt if fmt != "jpeg" else "jpg"
+
+
+def _ensure_directory_exists(filename):
+    "create enclosing directory if necessary"
+    directory = os.path.split(filename)[0]
+    if not os.path.exists(directory):
+        current_app.logger.info(f"sco_logos creating directory %s", directory)
+        os.mkdir(directory)
+
+
+def store_image(stream, basename):
+    img_type = guess_image_type(stream)
+    if img_type not in scu.LOGOS_IMAGES_ALLOWED_TYPES:
+        abort(400, "type d'image invalide")
+    filename = basename + "." + img_type
+    _ensure_directory_exists(filename)
+    with open(filename, "wb") as f:
+        f.write(stream.read())
+    current_app.logger.info(f"sco_logos.store_image %s", filename)
+    # erase other formats if they exists
+    for extension in set(scu.LOGOS_IMAGES_ALLOWED_TYPES) - set([img_type]):
+        try:
+            os.unlink(basename + "." + extension)
+        except IOError:
+            pass

app/scodoc/sco_preferences.py

@@ -111,7 +111,7 @@ get_base_preferences(formsemestre_id)
 
 """
 import flask
-from flask import g
+from flask import g, url_for
 
 from app.models import Departement
 from app.scodoc import sco_cache
@@ -2021,6 +2021,8 @@ class BasePreferences(object):
         H = [
             html_sco_header.sco_header(page_title="Préférences"),
             "<h2>Préférences globales pour %s</h2>" % scu.ScoURL(),
+            f"""<p><a href="{url_for("scolar.config_logos", scodoc_dept=g.scodoc_dept)
+            }">modification des logos du département (pour documents pdf)</a></p>""",
             """<p class="help">Ces paramètres s'appliquent par défaut à tous les semestres, sauf si ceux-ci définissent des valeurs spécifiques.</p>
               <p class="msg">Attention: cliquez sur "Enregistrer les modifications" en bas de page pour appliquer vos changements !</p>
               """,

app/scodoc/sco_utils.py

@@ -232,6 +232,8 @@ if not os.path.exists(SCO_TMP_DIR):
     os.mkdir(SCO_TMP_DIR, 0o755)
 # ----- Les logos: /opt/scodoc-data/config/logos
 SCODOC_LOGOS_DIR = os.path.join(SCODOC_CFG_DIR, "logos")
+LOGOS_IMAGES_ALLOWED_TYPES = ("jpg", "jpeg", "png")  # remind that PIL does not read pdf
+
 
 # ----- Les outils distribués
 SCO_TOOLS_DIR = os.path.join(Config.SCODOC_DIR, "tools")
@@ -305,8 +307,6 @@ PDF_MIMETYPE = "application/pdf"
 XML_MIMETYPE = "text/xml"
 JSON_MIMETYPE = "application/json"
 
-LOGOS_IMAGES_ALLOWED_TYPES = ("jpg", "png")  # remind that PIL does not read pdf
-
 # Admissions des étudiants
 # Différents types de voies d'admission:
 # (stocké en texte libre dans la base, mais saisie par menus pour harmoniser)

app/static/css/scodoc.css

@@ -816,11 +816,22 @@ a.discretelink:hover {
 
 div.sco_help {
   margin-top: 12px;
+  margin-bottom: 3px;
   font-style: italic; 
   color: navy;
   background-color: rgb(200,200,220);
 }
 
+span.wtf-field ul.errors li {
+  color: red;
+}
+.configuration_logo div.img-container {
+  width: 256px;
+}
+.configuration_logo div.img-container img {
+  max-width: 100%;
+}
+
 p.indent {
   padding-left: 2em;
 }

app/templates/configuration.html

@@ -2,32 +2,52 @@
 {% import 'bootstrap/wtf.html' as wtf %}
 
 {% macro render_field(field) %}
-    <div>
+<div>
-        <span class="wtf-field">{{ field.label }} :</span>
+    <span class="wtf-field">{{ field.label }} :</span>
-        <span class="wtf-field">{{ field()|safe }}
+    <span class="wtf-field">{{ field()|safe }}
         {% if field.errors %}
-            <ul class=errors>
+        <ul class=errors>
             {% for error in field.errors %}
-              <li>{{ error }}</li>
+            <li>{{ error }}</li>
             {% endfor %}
-            </ul>
+        </ul>
         {% endif %}
-        </span>
+    </span>
-    </div>
+</div>
 {% endmacro %}
 
 {% block app_content %}
-<h1>Configuration générale</h1>
 
-<p class="help">Les paramètres donnés ici s'appliquent à tout ScoDoc (tous les départements).</p>
+{% if scodoc_dept %}
+<h1>Logos du département {{ scodoc_dept }}</h1>
+{% else %}
+<h1>Configuration générale {{ scodoc_dept }}</h1>
+{% endif %}
 
-<form class="sco-form" action="" method="post" novalidate>
+<form class="sco-form" action="" method="post" enctype="multipart/form-data" novalidate>
     {{ form.hidden_tag() }}
+
+    {% if not scodoc_dept %}
+    <div class="sco_help">Les paramètres donnés ici s'appliquent à tout ScoDoc (tous les départements):</div>
+    
     {{ render_field(form.bonus_sport_func_name)}}
-    {# <p>
+    {% endif %}
-        {{ form.bonus_sport_func_name.label }}<br>
+
-        {{ form.bonus_sport_func_name() }}
+    <div class="configuration_logo">
-    </p> #}
+        <h3>Logo en-tête</h3>
+        <p class="help">image placée en haut de certains documents documents PDF. Image actuelle:</p>
+        <div class="img-container"><img src="{{ url_for('scodoc.logo_header', scodoc_dept=scodoc_dept) }}"
+                alt="pas de logo chargé" /></div>
+        {{ render_field(form.logo_header) }}
+        <h3>Logo pied de page</h3>
+        <p class="help">image placée en pied de page de certains documents documents PDF. Image actuelle:</p>
+        <div class="img-container"><img src="{{ url_for('scodoc.logo_footer', scodoc_dept=g.scodoc_dept) }}"
+                alt="pas de logo chargé" /></div>
+        {{ render_field(form.logo_footer) }}
+    </div>
+    <!-- <div class="sco_help">Les paramètres ci-dessous peuvent être changés dans chaque département
+        (paramétrage).<br />On indique ici les valeurs initiales par défaut:
+    </div> -->
     <div class="sco-submit">{{ form.submit() }}</div>
 </form>
 {% endblock %}

app/views/scodoc.py

@@ -30,19 +30,29 @@ Module main: page d'accueil, avec liste des départements
 
 Emmanuel Viennet, 2021
 """
+import os
+
 import flask
-from flask import flash, url_for, redirect, render_template
+from flask import abort, flash, url_for, redirect, render_template, send_file
 from flask import request
 from flask.app import Flask
 from flask_login.utils import login_required
 from flask_wtf import FlaskForm
+from flask_wtf.file import FileField, FileAllowed
+from werkzeug.exceptions import BadRequest, NotFound
 from wtforms import SelectField, SubmitField
+from wtforms.fields import IntegerField
+from wtforms.fields.simple import BooleanField, StringField, TextAreaField
+from wtforms.validators import ValidationError, DataRequired, Email, EqualTo
 
-# from wtforms.validators import DataRequired
+import app
-
+from app.models import Departement, Identite
-from app.models import Departement, ScoDocSiteConfig
+from app.models import FormSemestre, NotesFormsemestreInscription
+from app.models import ScoDocSiteConfig
 import sco_version
+from app.scodoc import sco_logos
 from app.scodoc import sco_find_etud
+from app.scodoc import sco_utils as scu
 from app.decorators import admin_required
 from app.scodoc.sco_permissions import Permission
 from app.views import scodoc_bp as bp
@@ -72,13 +82,56 @@ def table_etud_in_accessible_depts():
     return sco_find_etud.table_etud_in_accessible_depts(expnom=request.form["expnom"])
 
 
+@bp.route("/ScoDoc/get_etud_dept")
+@login_required
+def get_etud_dept():
+    """Returns the dept acronym (eg "GEII") of an etud (identified by etudid,
+    code_nip ou code_ine in the request).
+    API: ramène la chaine brute, sans JSON ou XML.
+    """
+    if "etudid" in request.args:
+        # zero ou une réponse:
+        etuds = [Identite.query.get(request.args["etudid"])]
+    elif "code_nip" in request.args:
+        # il peut y avoir plusieurs réponses si l'étudiant est passé par plusieurs départements
+        etuds = Identite.query.filter_by(code_nip=request.args["code_nip"]).all()
+    elif "code_ine" in request.args:
+        etuds = Identite.query.filter_by(code_nip=request.args["code_ine"]).all()
+    else:
+        raise BadRequest(
+            "missing argument (expected one among: etudid, code_nip or code_ine)"
+        )
+    if not etuds:
+        raise NotFound("student not found")
+    elif len(etuds) == 1:
+        last_etud = etuds[0]
+    else:
+        # inscriptions dans plusieurs departements: cherche la plus recente
+        last_etud = None
+        last_date = None
+        for etud in etuds:
+            inscriptions = NotesFormsemestreInscription.query.filter_by(
+                etudid=etud.id
+            ).all()
+            for ins in inscriptions:
+                date_fin = FormSemestre.query.get(ins.formsemestre_id).date_fin
+                if (last_date is None) or date_fin > last_date:
+                    last_date = date_fin
+                    last_etud = etud
+        if not last_etud:
+            # est présent dans plusieurs semestres mais inscrit dans aucun !
+            # le choix a peu d'importance...
+            last_etud = etuds[-1]
+
+    return Departement.query.get(last_etud.dept_id).acronym
+
+
 # ---- CONFIGURATION
 
 
 class ScoDocConfigurationForm(FlaskForm):
     "Panneau de configuration général"
-    # très préliminaire ;-)
+
-    # On veut y mettre la fonction bonus et ensuite les logos
     bonus_sport_func_name = SelectField(
         label="Fonction de calcul des bonus sport&culture",
         choices=[
@@ -86,28 +139,104 @@ class ScoDocConfigurationForm(FlaskForm):
             for x in ScoDocSiteConfig.get_bonus_sport_func_names()
         ],
     )
+
+    logo_header = FileField(
+        label="Modifier l'image:",
+        description="logo placé en haut des documents PDF",
+        validators=[
+            FileAllowed(
+                scu.LOGOS_IMAGES_ALLOWED_TYPES,
+                f"n'accepte que les fichiers image <tt>{','.join([e for e in scu.LOGOS_IMAGES_ALLOWED_TYPES])}</tt>",
+            )
+        ],
+    )
+
+    logo_footer = FileField(
+        label="Modifier l'image:",
+        description="logo placé en pied des documents PDF",
+        validators=[
+            FileAllowed(
+                scu.LOGOS_IMAGES_ALLOWED_TYPES,
+                f"n'accepte que les fichiers image <tt>{','.join([e for e in scu.LOGOS_IMAGES_ALLOWED_TYPES])}</tt>",
+            )
+        ],
+    )
+
     submit = SubmitField("Enregistrer")
 
 
+# Notes pour variables config: (valeurs par défaut des paramètres de département)
+# Chaines simples
+# SCOLAR_FONT = "Helvetica"
+# SCOLAR_FONT_SIZE = 10
+# SCOLAR_FONT_SIZE_FOOT = 6
+# INSTITUTION_NAME = "<b>Institut Universitaire de Technologie - Université Georges Perec</b>"
+# INSTITUTION_ADDRESS = "Web <b>www.sor.bonne.top</b> - 11, rue Simon Crubelier  - 75017 Paris"
+# INSTITUTION_CITY = "Paris"
+# Textareas:
+# DEFAULT_PDF_FOOTER_TEMPLATE = "Edité par %(scodoc_name)s le %(day)s/%(month)s/%(year)s à %(hour)sh%(minute)s sur %(server_url)s"
+
+# Booléens
+# always_require_ine
+
+# Logos:
+# LOGO_FOOTER*, LOGO_HEADER*
+
+
 @bp.route("/ScoDoc/configuration", methods=["GET", "POST"])
 @admin_required
 def configuration():
     "Panneau de configuration général"
     form = ScoDocConfigurationForm(
-        bonus_sport_func_name=ScoDocSiteConfig.get_bonus_sport_func_name()
+        bonus_sport_func_name=ScoDocSiteConfig.get_bonus_sport_func_name(),
     )
     if form.validate_on_submit():
         ScoDocSiteConfig.set_bonus_sport_func(form.bonus_sport_func_name.data)
+        if form.logo_header.data:
+            sco_logos.store_image(
+                form.logo_header.data, os.path.join(scu.SCODOC_LOGOS_DIR, "logo_header")
+            )
+        if form.logo_footer.data:
+            sco_logos.store_image(
+                form.logo_footer.data, os.path.join(scu.SCODOC_LOGOS_DIR, "logo_footer")
+            )
+        app.clear_scodoc_cache()
         flash(f"Configuration enregistrée")
         return redirect(url_for("scodoc.index"))
+
     return render_template(
         "configuration.html",
         title="Configuration ScoDoc",
         form=form,
-        # bonus_sport_func_name=ScoDocSiteConfig.get_bonus_sport_func(),
+        scodoc_dept=None,
     )
 
 
+def _return_logo(logo_type="header", scodoc_dept=""):
+    # stockée dans /opt/scodoc-data/config/logos donc servie manuellement ici
+    filename = sco_logos.get_logo_filename(logo_type, scodoc_dept)
+    if filename:
+        extension = os.path.splitext(filename)[1]
+        return send_file(filename, mimetype=f"image/{extension}")
+    else:
+        return ""
+
+
+@bp.route("/ScoDoc/logo_header")
+@bp.route("/ScoDoc/<scodoc_dept>/logo_header")
+def logo_header(scodoc_dept=""):
+    "Image logo header"
+    # "/opt/scodoc-data/config/logos/logo_header")
+    return _return_logo(logo_type="header", scodoc_dept=scodoc_dept)
+
+
+@bp.route("/ScoDoc/logo_footer")
+@bp.route("/ScoDoc/<scodoc_dept>/logo_footer")
+def logo_footer(scodoc_dept=""):
+    "Image logo footer"
+    return _return_logo(logo_type="footer", scodoc_dept=scodoc_dept)
+
+
 # essais
 # @bp.route("/testlog")
 # def testlog():

app/views/scolar.py

@@ -30,7 +30,7 @@ issu de ScoDoc7 / ZScolar.py
 
 Emmanuel Viennet, 2021
 """
-
+import os
 import sys
 import time
 
@@ -40,9 +40,12 @@ from zipfile import ZipFile
 import psycopg2
 
 import flask
-from flask import jsonify, url_for
+from flask import jsonify, url_for, flash, redirect, render_template
 from flask import current_app, g, request
 from flask_login import current_user
+from flask_wtf import FlaskForm
+from flask_wtf.file import FileField, FileAllowed
+from wtforms import SubmitField
 
 from config import Config
 from app.decorators import (
@@ -71,8 +74,8 @@ from app.scodoc.sco_exceptions import (
 )
 from app.scodoc.TrivialFormulator import TrivialFormulator, tf_error_message
 import sco_version
+import app
 from app.scodoc.gen_tables import GenTable
-
 from app.scodoc import html_sco_header
 from app.scodoc import html_sidebar
 from app.scodoc import imageresize
@@ -94,6 +97,7 @@ from app.scodoc import sco_formsemestre_inscriptions
 from app.scodoc import sco_groups
 from app.scodoc import sco_groups_edit
 from app.scodoc import sco_groups_view
+from app.scodoc import sco_logos
 from app.scodoc import sco_news
 from app.scodoc import sco_page_etud
 from app.scodoc import sco_parcours_dut
@@ -201,6 +205,66 @@ def doc_preferences(REQUEST):
     return sco_preferences.doc_preferences()
 
 
+class DeptLogosConfigurationForm(FlaskForm):
+    "Panneau de configuration logos dept"
+
+    logo_header = FileField(
+        label="Modifier l'image:",
+        description="logo placé en haut des documents PDF",
+        validators=[
+            FileAllowed(
+                scu.LOGOS_IMAGES_ALLOWED_TYPES,
+                f"n'accepte que les fichiers image <tt>{','.join([e for e in scu.LOGOS_IMAGES_ALLOWED_TYPES])}</tt>",
+            )
+        ],
+    )
+
+    logo_footer = FileField(
+        label="Modifier l'image:",
+        description="logo placé en pied des documents PDF",
+        validators=[
+            FileAllowed(
+                scu.LOGOS_IMAGES_ALLOWED_TYPES,
+                f"n'accepte que les fichiers image <tt>{','.join([e for e in scu.LOGOS_IMAGES_ALLOWED_TYPES])}</tt>",
+            )
+        ],
+    )
+
+    submit = SubmitField("Enregistrer")
+
+
+@bp.route("/config_logos", methods=["GET", "POST"])
+@permission_required(Permission.ScoChangePreferences)
+def config_logos(scodoc_dept):
+    "Panneau de configuration général"
+    form = DeptLogosConfigurationForm()
+    if form.validate_on_submit():
+        if form.logo_header.data:
+            sco_logos.store_image(
+                form.logo_header.data,
+                os.path.join(
+                    scu.SCODOC_LOGOS_DIR, "logos_" + scodoc_dept, "logo_header"
+                ),
+            )
+        if form.logo_footer.data:
+            sco_logos.store_image(
+                form.logo_footer.data,
+                os.path.join(
+                    scu.SCODOC_LOGOS_DIR, "logos_" + scodoc_dept, "logo_footer"
+                ),
+            )
+        app.clear_scodoc_cache()
+        flash(f"Logos enregistrés")
+        return redirect(url_for("scolar.index_html", scodoc_dept=scodoc_dept))
+
+    return render_template(
+        "configuration.html",
+        title="Configuration Logos du département",
+        form=form,
+        scodoc_dept=scodoc_dept,
+    )
+
+
 # --------------------------------------------------------------------
 #
 #    ETUDIANTS

config.py

@@ -30,9 +30,9 @@ class Config:
     SCODOC_DIR = os.environ.get("SCODOC_DIR", "/opt/scodoc")
     SCODOC_VAR_DIR = os.environ.get("SCODOC_VAR_DIR", "/opt/scodoc-data")
     SCODOC_LOG_FILE = os.path.join(SCODOC_VAR_DIR, "log", "scodoc.log")
-    # For legacy ScoDoc7 installs: postgresql user
+    #
-    SCODOC7_SQL_USER = os.environ.get("SCODOC7_SQL_USER", "www-data")
+    MAX_CONTENT_LENGTH = 10 * 1024 * 1024  # Flask uploads
-    DEFAULT_SQL_PORT = os.environ.get("DEFAULT_SQL_PORT", "5432")
+
     # STATIC_URL_PATH = "/ScoDoc/static"
     # static_folder = "stat"
     # SERVER_NAME = os.environ.get("SERVER_NAME")

tools/scodoc_config.py

@@ -23,10 +23,6 @@ CONFIG = CFG()
 
 CONFIG.always_require_ine = 0  # set to 1 if you want to require INE
 
-# The base URL, use only if you are behind a proxy
-#  eg "https://scodoc.example.net/ScoDoc"
-CONFIG.ABSOLUTE_URL = ""
-
 #
 #   ------------- Documents PDF -------------
 #
@@ -78,6 +74,7 @@ CONFIG.DEFAULT_PDF_FOOTER_TEMPLATE = "Edité par %(scodoc_name)s le %(day)s/%(mo
 #
 #   - règle "LMD": capitalisation uniquement des UE avec moy. > 10
 
+# XXX à revoir pour le BUT: variable à intégrer aux parcours
 CONFIG.CAPITALIZE_ALL_UES = (
     True  # si vrai, capitalise toutes les UE des semestres validés (règle "LMD").
 )
@@ -86,7 +83,7 @@ CONFIG.CAPITALIZE_ALL_UES = (
 #
 # -----------------------------------------------------
 #
-# -------------- Personnalisation des pages
+# -------------- Personnalisation des pages (DEPRECATED)
 #
 # -----------------------------------------------------
 # Nom (chemin complet) d'un fichier .html à inclure juste après le <body>