Merge branch 'loi_agec' into 'dev'

feat: Create footprint optional app See merge request re2o/re2o!625
2 years ago · a14936780a
19 changed files with 775 additions and 1 deletions
--- a/2
+++ b/2
@ -1,4 +1,4 @@
-FROM python:3
+FROM python:3.9
 ENV PYTHONUNBUFFERED=1
 RUN apt-get update && apt-get install -y --no-install-recommends gettext-base libpq-dev
 WORKDIR /code
--- a/footprint/init.py
+++ b/footprint/init.py
--- a/footprint/admin.py
+++ b/footprint/admin.py
@ -0,0 +1,26 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 Footprint admin model
 """
 from django.contrib import admin
 from reversion.admin import VersionAdmin
--- a/footprint/apps.py
+++ b/footprint/apps.py
@ -0,0 +1,27 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 from django.apps import AppConfig
 class FootprintConfig(AppConfig):
    """Configuration of the optional footprint app."""
    name = "footprint"
--- a/footprint/forms.py
+++ b/footprint/forms.py
@ -0,0 +1,29 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 Footprint optional app forms
 """
 from django import forms
 from django.forms import Form, ModelForm
 from django.utils.translation import ugettext_lazy as _
 from re2o.mixins import FormRevMixin
--- a/footprint/locale/fr/LC_MESSAGES/django.po
+++ b/footprint/locale/fr/LC_MESSAGES/django.po
@ -0,0 +1,119 @@
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 msgid ""
 msgstr ""
 "Project-Id-Version: 2.5\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2022-01-09 18:35+0100\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: Jean-Romain Garnier <git@jean-romain.com>\n"
 "Language-Team: \n"
 "Language: fr_FR\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=(n > 1);\n"
 #: footprint/preferences/models.py:38
 msgid "Estimated monthly infrastructure emissions (in kgCO₂e/month)"
 msgstr "Estimation des émissions mensuelles de l'infrastructure (en kgCO₂e/mois)"
 #: footprint/preferences/models.py:47
 #: footprint/templates/footprint/preferences.html:55
 msgid "User monthly data usage estimation script"
 msgstr "Script d'estimation du volume de données mensuelles d'un utilisateur "
 #: footprint/preferences/models.py:52
 msgid "Estimation script timeout (in seconds)"
 msgstr ""
 "Temps imparti pour le script d'estimation de volume de données (en secondes)"
 #: footprint/preferences/models.py:59
 msgid "Footprint preferences"
 msgstr "Préférences d'empreinte"
 #: footprint/templates/footprint/aff_profil.html:29
 #: footprint/templates/footprint/preferences.html:29
 msgid "Footprint"
 msgstr "Empreinte"
 #: footprint/templates/footprint/aff_profil.html:38
 msgid "Estimated monthly emissions"
 msgstr "Estimation des émissions mensuelles"
 #: footprint/templates/footprint/aff_profil.html:41
 #: footprint/templates/footprint/aff_profil.html:55
 msgid "n/a"
 msgstr "n/a"
 #: footprint/templates/footprint/aff_profil.html:43
 msgid "Unavailable"
 msgstr "Indisponible"
 #: footprint/templates/footprint/aff_profil.html:45
 #: footprint/templates/footprint/preferences.html:49
 msgid "kgCO₂e/month"
 msgstr "kgCO₂e/mois"
 #: footprint/templates/footprint/aff_profil.html:48
 #: footprint/templates/footprint/aff_profil.html:60
 msgid "[Learn more]"
 msgstr "[En savoir plus]"
 #: footprint/templates/footprint/aff_profil.html:52
 msgid "Estimated monthly data usage"
 msgstr "Estimation du volume de données mensuel"
 #: footprint/templates/footprint/aff_profil.html:57
 msgid "Compute"
 msgstr "Calculer"
 #: footprint/templates/footprint/aff_profil.html:80
 msgid "GiB/month"
 msgstr "GiO/mois"
 #: footprint/templates/footprint/aff_profil.html:82
 msgid "Unknown error"
 msgstr "Erreur inconnue"
 #: footprint/templates/footprint/preferences.html:36
 msgid "Edit"
 msgstr "Modifier"
 #: footprint/templates/footprint/preferences.html:44
 msgid "Estimated monthly infrastructure emissions"
 msgstr "Estimation des émissions mensuelles de l'infrastructure"
 #: footprint/templates/footprint/preferences.html:47
 msgid "Not specified"
 msgstr "Non spécifié"
 #: footprint/templates/footprint/preferences.html:60
 msgid "Data estimation script timeout (in seconds)"
 msgstr ""
 "Temps imparti pour le script d'estimation de volume de données (en secondes)"
 #: footprint/views.py:45
 msgid "Nonexistent user."
 msgstr "Utilisateur inconnu"
 #: footprint/views.py:50
 msgid "Failed to compute data usage."
 msgstr "Échec du calcul du volume de données."
--- a/footprint/migrations/0001_initial.py
+++ b/footprint/migrations/0001_initial.py
@ -0,0 +1,29 @@
 # Generated by Django 2.2.18 on 2022-01-09 17:33
 import django.core.validators
 from django.db import migrations, models
 import re2o.mixins
 class Migration(migrations.Migration):
    initial = True
    dependencies = [
    ]
    operations = [
        migrations.CreateModel(
            name='FootprintOption',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('monthly_infra_emissions', models.DecimalField(blank=True, decimal_places=2, default=None, max_digits=10, null=True, validators=[django.core.validators.MinValueValidator(0)], verbose_name='Estimated monthly infrastructure emissions (in kgCO₂e/month)')),
                ('data_usage_script_path', models.CharField(default='footprint/scripts/default_data_usage_estimator.py', max_length=4096, verbose_name='User monthly data usage estimation script')),
                ('data_usage_script_timeout', models.DecimalField(decimal_places=2, default=10, max_digits=4, verbose_name='Estimation script timeout (in seconds)')),
            ],
            options={
                'verbose_name': 'Footprint preferences',
            },
            bases=(re2o.mixins.AclMixin, models.Model),
        ),
    ]
--- a/footprint/migrations/init.py
+++ b/footprint/migrations/init.py
--- a/footprint/models.py
+++ b/footprint/models.py
@ -0,0 +1,31 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 Footprint optional app models
 """
 from __future__ import absolute_import
 from django.db import models
 from django.utils.translation import ugettext_lazy as _
 from preferences.models import PreferencesModel
 from re2o.mixins import AclMixin, RevMixin
--- a/footprint/preferences/init.py
+++ b/footprint/preferences/init.py
--- a/footprint/preferences/forms.py
+++ b/footprint/preferences/forms.py
@ -0,0 +1,33 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2019  Gabriel Détraz
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 from django import forms
 from django.forms import Form, ModelForm
 from django.utils.translation import ugettext_lazy as _
 from .models import FootprintOption
 class EditFootprintOptionForm(ModelForm):
    """Form used to edit the settings of the footprint optional app."""
    class Meta:
        model = FootprintOption
        fields = "__all__"
--- a/footprint/preferences/models.py
+++ b/footprint/preferences/models.py
@ -0,0 +1,59 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2019  Gabriel Détraz
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 footprint optional app preferences model
 """
 from django.db import models
 from django.core.validators import MinValueValidator
 from django.utils.translation import ugettext_lazy as _
 from preferences.models import PreferencesModel
 from re2o.mixins import AclMixin, RevMixin
 class FootprintOption(AclMixin, PreferencesModel):
    """Definition of the settings of the footprint app."""
    # https://www.ademe.fr/expertises/consommer-autrement/passer-a-laction/reconnaitre-produit-plus-respectueux-lenvironnement/dossier/laffichage-environnemental/affichage-environnemental-secteur-numerique
    monthly_infra_emissions = models.DecimalField(
        verbose_name=_("Estimated monthly infrastructure emissions (in kgCO₂e/month)"),
        max_digits=10,
        decimal_places=2,
        null=True,
        blank=True,
        default=None,
        validators=[MinValueValidator(0)],
    )
    data_usage_script_path = models.CharField(
        verbose_name=_("User monthly data usage estimation script"),
        default="footprint/scripts/default_data_usage_estimator.py",
        max_length=4096,
    )
    data_usage_script_timeout = models.DecimalField(
        verbose_name=_("Estimation script timeout (in seconds)"),
        max_digits=4,
        decimal_places=2,
        default=10,
    )
    class Meta:
        verbose_name = _("Footprint preferences")
--- a/footprint/preferences/views.py
+++ b/footprint/preferences/views.py
@ -0,0 +1,46 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 from django.contrib import messages
 from django.contrib.auth.decorators import login_required
 from django.shortcuts import redirect, render
 from django.template.loader import render_to_string
 from django.urls import reverse
 from django.utils.translation import ugettext as _
 from preferences.views import edit_options_template_function
 from . import forms, models
 def aff_preferences(request):
    """View used to display the settings of the footprint app in the preferences page."""
    pref, _ = models.FootprintOption.objects.get_or_create()
    context = {
        "preferences": pref,
    }
    return render_to_string(
        "footprint/preferences.html", context=context, request=request, using=None
    )
@login_required
 def edit_options(request, section):
    return edit_options_template_function(request, section, forms, models)
--- a/footprint/scripts/default_data_usage_estimator.py
+++ b/footprint/scripts/default_data_usage_estimator.py
@ -0,0 +1,35 @@
 #!/usr/bin/env python3
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 import sys
 def main(user_id: int) -> float:
    return None
 if __name__ == "__main__":
    if len(sys.argv) != 2:
        print("Usage: ./default_data_usage_estimator.py <re2o user id>")
        exit(1)
    usage = main(sys.argv[1])
    print(usage)
--- a/footprint/templates/footprint/aff_profil.html
+++ b/footprint/templates/footprint/aff_profil.html
@ -0,0 +1,92 @@
 {% comment %}
 Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 se veut agnostique au réseau considéré, de manière à être installable en
 quelques clics.
 Copyright © 2021  Jean-Romain Garnier
 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.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 {% endcomment %}
 {% load acl %}
 {% load i18n %}
 <div class="panel panel-default">
    <div class="panel-heading clearfix profil" data-parent="#accordion" data-toggle="collapse" data-target="#footprint">
        <h3 class="panel-title pull-left">
            <i class="fa fa-leaf"></i> {% trans "Footprint" %}
        </h3> 
    </div>
    <div id="footprint" class="panel-collapse collapse">
        <div class="panel-body">
            <div class="table-responsive">
                <table class="table">
                    <tr>
                        <th>{% trans "Estimated monthly emissions" %}</th>
                        {% if not user.has_access %}
                        <td>{% trans "n/a" %}</td>
                        {% elif monthly_emissions is None %}
                        <td>{% trans "Unavailable" %}</td>
                        {% else %}
                        <td>{{ monthly_emissions|floatformat:2 }} {% trans "kgCO₂e/month" %}</td>
                        {% endif %}
                        <td><a target="_blank" rel="noreferrer noopener" href="https://www.ademe.fr/expertises/consommer-autrement/passer-a-laction/reconnaitre-produit-plus-respectueux-lenvironnement/dossier/laffichage-environnemental/affichage-environnemental-secteur-numerique">{% trans "[Learn more]" %}</a></td>
                    </tr>
                    <tr>
                        <th>{% trans "Estimated monthly data usage" %}</th>
                        {% if not user.has_access %}
                        <td>{% trans "n/a" %}</td>
                        {% else %}
                        <td id="data_usage_estimate"><a href="javascript:get_data_usage_estimate()">{% trans "Compute" %}</a></td>
                        {% endif %}
                        <td><a target="_blank" rel="noreferrer noopener" href="https://www.ademe.fr/expertises/consommer-autrement/passer-a-laction/reconnaitre-produit-plus-respectueux-lenvironnement/dossier/laffichage-environnemental/affichage-environnemental-secteur-numerique">{% trans "[Learn more]" %}</a></td>
                    </tr>
                </table>
            </div>
        </div>
    </div>
    <script>
      function get_data_usage_estimate() {
        td = document.getElementById("data_usage_estimate");
        td.innerHTML = "<progress></progress>"
        $.ajax({
          url: "{% url 'footprint:data-usage-estimate' user.id %}",
          type: "get",
          dataType: "json",
          success: function(data) {
            if (data["error"] != null) {
              td.innerHTML = "<i class=\"text-danger\">" + data["error"] + "</i>";
            } else if (data["data"] != null) {
              td.innerHTML = data["data"] + " {% trans 'GiB/month' %}";
            } else {
              td.innerHTML = "<i class=\"text-danger\">{% trans 'Unknown error' %}</i>";
            }
          },
          error: function(xhr, errmsg, err) {
            td.innerHTML = "<i class=\"text-danger\">" + errmsg + "</i>";
          }
        });
      }
    </script>
 </div>
--- a/footprint/templates/footprint/preferences.html
+++ b/footprint/templates/footprint/preferences.html
@ -0,0 +1,66 @@
 {% comment %}
 Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 se veut agnostique au réseau considéré, de manière à être installable en
 quelques clics.
 Copyright © 2021  Jean-Romain Garnier
 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.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 {% endcomment %}
 {% load design %}
 {% load i18n %}
 <div  class="panel panel-default" id="footprint">
    <div class="panel-heading" data-toggle="collapse" href="#collapse_footprint">
        <h4 class="panel-title">
            <a><i class="fa fa-leaf"></i>   {% trans "Footprint" %}</a>
        </h4>
    </div>
    <div id="collapse_footprint" class="panel-collapse panel-body collapse">
        <a class="btn btn-primary btn-sm" role="button" href="{% url 'footprint:edit-options' 'FootprintOption' %}">
            <i class="fa fa-edit"></i>
            {% trans "Edit" %}
        </a>
        <p></p>
        <div class="table-responsive">
        <table class="table">
            <tr>
                <th><p>{% trans "Estimated monthly infrastructure emissions" %}</p></th>
                {% if preferences.monthly_infra_emissions is None %}
                <td><p>{% trans "Not specified" %}</p></td>
                {% else %}
                <td><p>{{ preferences.monthly_infra_emissions }} {% trans "kgCO₂e/month" %}</p></td>
                {% endif %}
            </tr>
            <tr>
                <th><p>{% trans "User monthly data usage estimation script" %}</p></th>
                <td><p>{{ preferences.data_usage_script_path }}</p></td>
            </tr>
            <tr>
                <th><p>{% trans "Data estimation script timeout (in seconds)" %}</p></th>
                <td><p>{{ preferences.data_usage_script_timeout }}</p></td>
            </tr>
        </table>
    </div>
 </div>
--- a/footprint/urls.py
+++ b/footprint/urls.py
@ -0,0 +1,43 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 Footprint optional app urls
 """
 from django.urls import path, re_path
 from . import views
 from .preferences.views import edit_options
 app_name = "footprint"
 urlpatterns = [
    re_path(
        r"^edit_options/(?P<section>FootprintOption)$",
        edit_options,
        name="edit-options",
    ),
    path(
        "data_usage_estimate/<int:userid>",
        views.get_data_usage_estimate,
        name="data-usage-estimate",
    ),
 ]
--- a/footprint/utils.py
+++ b/footprint/utils.py
@ -0,0 +1,72 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 Footprint optional app utils
 """
 import pathlib
 import subprocess
 from django.contrib import messages
 from django.utils.translation import ugettext as _
 from re2o.utils import all_has_access
 from .preferences.models import FootprintOption
 def get_user_monthly_emissions(request, user):
    if not user.has_access:
        return None
    monthly_infra_emissions = FootprintOption.get_cached_value(
        "monthly_infra_emissions"
    )
    if monthly_infra_emissions is None:
        return None
    user_count = all_has_access(including_asso=False).count()
    return monthly_infra_emissions / max(user_count, 1)
 def get_user_monthly_data_usage(request, user):
    if not user.has_access:
        return None
    data_usage_script_path = FootprintOption.get_cached_value("data_usage_script_path")
    if data_usage_script_path is None:
        return None
    script_path = pathlib.Path(data_usage_script_path)
    if not script_path.is_absolute():
        re2o_base_path = pathlib.Path(__file__).parent.parent.resolve()
        script_path = re2o_base_path / script_path
    timeout = float(FootprintOption.get_cached_value("data_usage_script_timeout"))
    cmd = [script_path, str(user.id)]
    out = subprocess.check_output(cmd, timeout=timeout).decode("utf-8").strip()
    if out == "None":
        out = None
    else:
        out = float(out)
    return out
--- a/footprint/views.py
+++ b/footprint/views.py
@ -0,0 +1,67 @@
 # -*- mode: python; coding: utf-8 -*-
 # Re2o est un logiciel d'administration développé initiallement au Rézo Metz. Il
 # se veut agnostique au réseau considéré, de manière à être installable en
 # quelques clics.
 #
 # Copyright © 2021  Jean-Romain Garnier
 #
 # 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.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 """
 Footprint optional app views
 """
 from django.contrib.auth.decorators import login_required
 from django.template.loader import render_to_string
 from django.utils.translation import ugettext as _
 from django.http import JsonResponse
 from users.models import User
 from re2o.acl import can_view
 from .utils import get_user_monthly_emissions, get_user_monthly_data_usage
@login_required
@can_view(User)
 def get_data_usage_estimate(request, user, userid):
    """View used to compute a user's estimated data usage."""
    data = None
    error = None
    try:
        user_req = User.objects.get(pk=userid)
    except User.DoesNotExist:
        return JsonResponse({"data": None, "error": _("Nonexistent user.")})
    try:
        data = get_user_monthly_data_usage(request, user_req)
    except Exception:
        return JsonResponse({"data": None, "error": _("Failed to compute data usage.")})
    return JsonResponse({"data": data, "error": None})
 # Canonic views for optional apps
 def aff_profil(request, user):
    """View used to display the footprint on a user's profile."""
    monthly_emissions = get_user_monthly_emissions(request, user)
    context = {
        "user": user,
        "monthly_emissions": monthly_emissions,
    }
    return render_to_string(
        "footprint/aff_profil.html", context=context, request=request, using=None
    )