Merge branch 'photograph_upload' into 'master'

Photograph interface

See merge request bde/photo21!11

photo21/forms.py

@@ -17,7 +17,7 @@ class CustomSignupForm(SignupForm):
         """
         Check that the email address ends with a trusted domain.
         """
-        email = self.cleaned_data.get("email")
+        email = super().clean_email()
         if not email.endswith("@crans.org") and not email.endswith("@ens-paris-saclay.fr"):
             raise forms.ValidationError(
                 _("Must end with `@crans.org` or `@ens-paris-saclay.fr`.")

photo21/locale/fr/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2021-10-13 13:52+0000\n"
+"POT-Creation-Date: 2021-10-15 12:15+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -42,19 +42,19 @@ msgstr ""
 msgid "hash"
 msgstr ""
 
-#: photo21/settings.py:153
+#: photo21/settings.py:163
 msgid "German"
 msgstr ""
 
-#: photo21/settings.py:154
+#: photo21/settings.py:164
 msgid "English"
 msgstr ""
 
-#: photo21/settings.py:155
+#: photo21/settings.py:165
 msgid "Spanish"
 msgstr ""
 
-#: photo21/settings.py:156
+#: photo21/settings.py:166
 msgid "French"
 msgstr ""
 
@@ -108,7 +108,7 @@ msgstr ""
 msgid "E-mail Addresses"
 msgstr ""
 
-#: photo21/templates/account/email.html:9 photo21/templates/base.html:51
+#: photo21/templates/account/email.html:9 photo21/templates/base.html:58
 #: photo21/templates/socialaccount/connections.html:9
 msgid "Account"
 msgstr "Compte"
@@ -225,27 +225,34 @@ msgstr ""
 msgid "The ENS Paris-Saclay pictures server."
 msgstr ""
 
-#: photo21/templates/base.html:35
+#: photo21/templates/base.html:36
 msgid "Galleries"
 msgstr "Galeries"
 
-#: photo21/templates/base.html:39
+#: photo21/templates/base.html:41
+#: photologue_custom/templates/photologue/upload.html:6
+#: photologue_custom/templates/photologue/upload.html:54
+#: photologue_custom/templates/photologue/upload.html:65
+msgid "Upload"
+msgstr "Téléversement"
+
+#: photo21/templates/base.html:46
 msgid "Manage"
 msgstr "Gestion"
 
-#: photo21/templates/base.html:60
+#: photo21/templates/base.html:67
 msgid "Log out"
 msgstr ""
 
-#: photo21/templates/base.html:70
+#: photo21/templates/base.html:77
 msgid "Log in"
 msgstr ""
 
-#: photo21/templates/base.html:79
+#: photo21/templates/base.html:86
 msgid "Sign up"
 msgstr "Inscription"
 
-#: photo21/templates/index.html:50
+#: photo21/templates/index.html:49
 msgid "Connected as"
 msgstr "Connecté en tant que"
 
@@ -268,6 +275,40 @@ msgstr ""
 msgid "Add a 3rd Party Account"
 msgstr ""
 
+#: photologue_custom/admin.py:45 photologue_custom/models.py:51
+msgid "owner"
+msgstr "propriétaire"
+
+#: photologue_custom/forms.py:22
+msgid "Gallery"
+msgstr "Galerie"
+
+#: photologue_custom/forms.py:24
+msgid ""
+"Select a gallery to add these images to. Leave this empty to create a new "
+"gallery from the supplied title."
+msgstr ""
+
+#: photologue_custom/forms.py:28
+msgid "New gallery title"
+msgstr "Titre de la nouvelle galerie"
+
+#: photologue_custom/forms.py:33
+msgid "New gallery event start date"
+msgstr "Date de début de l'évènement de la nouvelle galerie"
+
+#: photologue_custom/forms.py:38
+msgid "New gallery event end date"
+msgstr "Date de fin de l'évènement de la nouvelle galerie"
+
+#: photologue_custom/forms.py:46
+msgid "A gallery with that title already exists."
+msgstr ""
+
+#: photologue_custom/forms.py:55
+msgid "Select an existing gallery, or enter a title for a new gallery."
+msgstr ""
+
 #: photologue_custom/models.py:23
 msgid "start date"
 msgstr "date de début"
@@ -276,53 +317,57 @@ msgstr "date de début"
 msgid "end date"
 msgstr "date de fin"
 
-#: photologue_custom/models.py:51
+#: photologue_custom/templates/photologue/gallery_archive.html:7
-msgid "owner"
+#: photologue_custom/templates/photologue/gallery_archive.html:12
-msgstr "propriétaire"
-
-#: photologue_custom/templates/photologue/gallery_archive.html:4
-#: photologue_custom/templates/photologue/gallery_archive.html:9
 msgid "Latest photo galleries"
 msgstr ""
 
-#: photologue_custom/templates/photologue/gallery_archive.html:15
+#: photologue_custom/templates/photologue/gallery_archive.html:18
 msgid "Filter by year"
 msgstr ""
 
-#: photologue_custom/templates/photologue/gallery_archive.html:32
+#: photologue_custom/templates/photologue/gallery_archive.html:35
 msgid "No galleries were found"
 msgstr ""
 
-#: photologue_custom/templates/photologue/gallery_archive_year.html:4
+#: photologue_custom/templates/photologue/gallery_archive_year.html:7
-#: photologue_custom/templates/photologue/gallery_archive_year.html:9
+#: photologue_custom/templates/photologue/gallery_archive_year.html:12
 #, python-format
 msgid "Galleries for %(show_year)s"
 msgstr ""
 
-#: photologue_custom/templates/photologue/gallery_archive_year.html:14
+#: photologue_custom/templates/photologue/gallery_archive_year.html:17
 msgid "View all galleries"
 msgstr ""
 
-#: photologue_custom/templates/photologue/gallery_archive_year.html:26
+#: photologue_custom/templates/photologue/gallery_archive_year.html:29
 msgid "No galleries were found."
 msgstr ""
 
-#: photologue_custom/templates/photologue/gallery_detail.html:35
+#: photologue_custom/templates/photologue/gallery_detail.html:38
 msgid "to"
 msgstr "au"
 
-#: photologue_custom/templates/photologue/gallery_detail.html:49
+#: photologue_custom/templates/photologue/gallery_detail.html:54
 msgid "All pictures"
 msgstr "Toutes les photos"
 
-#: photologue_custom/templates/photologue/gallery_detail.html:63
+#: photologue_custom/templates/photologue/gallery_detail.html:75
 msgid "Download all gallery"
 msgstr "Télécharger toute la galerie"
 
-#: photologue_custom/templates/photologue/photo_detail.html:10
+#: photologue_custom/templates/photologue/photo_detail.html:13
 msgid "Published"
 msgstr ""
 
-#: photologue_custom/templates/photologue/photo_detail.html:22
+#: photologue_custom/templates/photologue/photo_detail.html:25
 msgid "This photo is found in the following galleries"
 msgstr ""
+
+#: photologue_custom/templates/photologue/upload.html:59
+msgid "Drag and drop photos here"
+msgstr "Glissez et déposez les photos ici"
+
+#: photologue_custom/templates/photologue/upload.html:63
+msgid "Owner will be"
+msgstr "Le propriétaire sera"

photo21/settings.py

@@ -35,6 +35,16 @@ ALLOWED_HOSTS = [
     "photos-dev.crans.org",
 ]
 
+# Admins receive server errors, this is useful to be notified of potential bugs
+ADMINS = [
+    ('erdnaxe', 'a+photo21@crans.org'),
+]
+
+# Managers receive notifications about new photos upload
+MANAGERS = [
+    ('moderation', 'photos@crans.org'),
+]
+
 
 # Application definition
 
@@ -193,6 +203,7 @@ EMAIL_HOST_PASSWORD = os.getenv('EMAIL_PASSWORD', None)
 # Mail will be sent from this address
 SERVER_EMAIL = "photos@crans.org"
 DEFAULT_FROM_EMAIL = f"Serveur photos <{SERVER_EMAIL}>"
+EMAIL_SUBJECT_PREFIX = '[Serveur photos] '
 
 # After login redirect user to transfer page
 LOGIN_REDIRECT_URL = '/'

photo21/templates/base.html

@@ -13,6 +13,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
     <link rel="stylesheet" href="{% static "bootstrap5/css/bootstrap.min.css" %}">
     <link rel="icon" type="image/png" sizes="16x16" href="{% static "favicon-16x16.png" %}">
     <link rel="icon" type="image/png" sizes="32x32" href="{% static "favicon-32x32.png" %}">
+    <meta name="theme-color" content="#212529">
     {% block extracss %}{% endblock %}
 </head>
 <body class="bg-light">
@@ -34,10 +35,16 @@ SPDX-License-Identifier: GPL-3.0-or-later
                         {% url 'photologue:pl-gallery-archive' as url %}
                         <a class="nav-link {% if request.path_info == url %}active{% endif %}" href="{{ url }}">{% trans 'Galleries' %}</a>
                     </li>
+                    {% if perms.photologue.add_gallery %}
+                    <li class="nav-item">
+                        {% url 'gallery-upload' as url %}
+                        <a class="nav-link {% if request.path_info == url %}active{% endif %}" href="{{ url }}">{% trans 'Upload' %}</a>
+                    </li>
+                    {% endif %}
                     {% if request.user.is_staff %}
-                        <li class="nav-item">
+                    <li class="nav-item">
-                            <a class="nav-link" href="{% url 'admin:index' %}">{% trans 'Manage' %}</a>
+                        <a class="nav-link" href="{% url 'admin:index' %}">{% trans 'Manage' %}</a>
-                        </li>
+                    </li>
                     {% endif %}
                 </ul>
                 <ul class="navbar-nav">

photo21/templates/index.html

@@ -46,9 +46,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
 
     <hr/>
 
-    {% if request.user.is_authenticated %}
+    {% trans "Connected as" %} <code>{{ request.user.username }}</code>.
-        {% trans "Connected as" %} <code>{{ request.user.username }}</code>.
-    {% endif %}
     <form action="{% url 'set_language' %}" method="post" style="max-width: 10em;">
         {% csrf_token %}
         Changer la langue :

photologue_custom/admin.py

@@ -1,4 +1,5 @@
 from django.contrib import admin
+from django.utils.translation import gettext_lazy as _
 from photologue.admin import GalleryAdmin as GalleryAdminDefault
 from photologue.admin import PhotoAdmin as PhotoAdminDefault
 from photologue.models import Gallery, Photo, PhotoEffect, PhotoSize, Watermark
@@ -32,6 +33,16 @@ class PhotoAdmin(PhotoAdminDefault):
     model.
     """
     inlines = [PhotoExtendedInline, ]
+    list_display = ('title', 'date_taken', 'date_added',
+                    'is_public', 'view_count', 'admin_thumbnail', 'get_owner')
+    list_filter = ['date_added', 'is_public', 'extended__owner']
+
+    def get_owner(self, obj):
+        if not hasattr(obj, 'extended'):
+            return "No owner"
+        return obj.extended.owner.username
+    get_owner.admin_order_field = 'owner'
+    get_owner.short_description = _('owner')
 
 
 admin.site.unregister(Gallery)

photologue_custom/forms.py

@@ -0,0 +1,73 @@
+import datetime
+
+from django import forms
+from django.utils.text import slugify
+from django.utils.translation import gettext_lazy as _
+from photologue.models import Gallery
+
+from .models import GalleryExtended
+
+
+class UploadForm(forms.Form):
+    file_field = forms.FileField(
+        label="",
+        widget=forms.FileInput(attrs={
+            'accept': 'image/*',
+            'multiple': True,
+            'class': 'mb-3',
+        }),
+    )
+    gallery = forms.ModelChoiceField(
+        Gallery.objects.all(),
+        label=_('Gallery'),
+        required=False,
+        help_text=_('Select a gallery to add these images to. Leave this empty to '
+                    'create a new gallery from the supplied title.')
+    )
+    new_gallery_title = forms.CharField(
+        label=_('New gallery title'),
+        max_length=250,
+        required=False,
+    )
+    date_start = forms.DateField(
+        label=_('New gallery event start date'),
+        initial=datetime.date.today,
+        required=False,
+    )
+    date_end = forms.DateField(
+        label=_('New gallery event end date'),
+        initial=datetime.date.today,
+        required=False,
+    )
+
+    def clean_new_gallery_title(self):
+        title = self.cleaned_data['new_gallery_title']
+        if title and Gallery.objects.filter(title=title).exists():
+            raise forms.ValidationError(_('A gallery with that title already exists.'))
+        return title
+
+    def clean(self):
+        cleaned_data = super().clean()
+
+        # Check that either an existing gallery is chosen, or new_gallery_title is filled
+        if not (bool(cleaned_data['gallery']) ^ bool(cleaned_data.get('new_gallery_title', None))):
+            raise forms.ValidationError(
+                _('Select an existing gallery, or enter a title for a new gallery.'))
+
+        return cleaned_data
+
+    def get_or_create_gallery(self):
+        """
+        Get or create gallery
+        """
+        gallery = self.cleaned_data['gallery']
+        if not gallery:
+            # Create new gallery
+            title = self.cleaned_data.get('new_gallery_title')
+            gallery = Gallery.objects.create(title=title, slug=slugify(title))
+            GalleryExtended.objects.create(
+                gallery=gallery,
+                date_start=self.cleaned_data['date_start'],
+                date_end=self.cleaned_data['date_end'],
+            )
+        return gallery

photologue_custom/templates/admin/photologue/photo/change_list.html

@@ -0,0 +1,3 @@
+{% extends "admin/change_list.html" %}
+{% load i18n %}
+{# Hide upload as zip #}

photologue_custom/templates/photologue/gallery_archive.html

@@ -1,4 +1,7 @@
 {% extends "photologue/root.html" %}
+{% comment %}
+SPDX-License-Identifier: GPL-3.0-or-later
+{% endcomment %}
 {% load i18n %}
 
 {% block title %}{% trans "Latest photo galleries" %}{% endblock %}

photologue_custom/templates/photologue/gallery_archive_year.html

@@ -1,4 +1,7 @@
 {% extends "photologue/root.html" %}
+{% comment %}
+SPDX-License-Identifier: GPL-3.0-or-later
+{% endcomment %}
 {% load i18n %}
 
 {% block title %}{% blocktrans with show_year=year|date:"Y" %}Galleries for {{ show_year }}{% endblocktrans %}{% endblock %}

photologue_custom/templates/photologue/gallery_detail.html

@@ -1,4 +1,7 @@
 {% extends "photologue/root.html" %}
+{% comment %}
+SPDX-License-Identifier: GPL-3.0-or-later
+{% endcomment %}
 {% load static i18n %}
 
 {% block title %}{{ gallery.title }}{% endblock %}
@@ -61,14 +64,12 @@
             {% endfor %}
         </ul>
     </div>
-    <div class="card-body">
+    <div class="card-body row" id="lightgallery">
-        <div id="lightgallery">
+        {% for photo in photos %}
-            {% for photo in photos %}
+        <a class="col-6 col-md-3 mb-2 text-center" href="{{ photo.get_absolute_url }}" data-src="{{ photo.get_display_url }}" data-download-url="{{ photo.image.url }}">
-            <a href="{{ photo.get_absolute_url }}" data-src="{{ photo.get_display_url }}" data-download-url="{{ photo.image.url }}">
+            <img src="{{ photo.get_thumbnail_url }}" class="img-thumbnail" alt="{{ photo.title }}{% if photo.date_taken %} - {{ photo.date_taken|date }} {{ photo.date_taken|time }}{% endif %} - {{ photo.extended.owner.get_full_name }}">
-                <img src="{{ photo.get_thumbnail_url }}" class="img-thumbnail" alt="{{ photo.title }}{% if photo.date_taken %} - {{ photo.date_taken|date }} {{ photo.date_taken|time }}{% endif %} - {{ photo.extended.owner.get_full_name }}">
+        </a>
-            </a>
+        {% endfor %}
-            {% endfor %}
-        </div>
     </div>
     <div class="card-footer">
         <a href="{% url 'gallery-download' gallery.slug %}" class="btn btn-secondary btn-sm">{% trans 'Download all gallery' %}</a>

photologue_custom/templates/photologue/includes/gallery_sample.html

@@ -7,7 +7,6 @@
     <div class="card-body">
         <h5 class="card-title">{{ gallery.title }}</h5>
         {% if gallery.extended.date_start %}<p class="card-text text-muted small mb-0">{{ gallery.extended.date_start }}{% if gallery.extended.date_end and gallery.extended.date_end != gallery.extended.date_start %} - {{ gallery.extended.date_end }}{% endif %}</p>{% endif %}
-        {% if gallery.description %}<p class="card-text small mb-0">{{ gallery.description|safe }}</p>{% endif %}
         <a href="{{ gallery.get_absolute_url }}" class="stretched-link"></a>
     </div>
 </div>

photologue_custom/templates/photologue/photo_detail.html

@@ -1,4 +1,7 @@
 {% extends "photologue/root.html" %}
+{% comment %}
+SPDX-License-Identifier: GPL-3.0-or-later
+{% endcomment %}
 {% load photologue_tags i18n %}
 
 {% block title %}{{ object.title }}{% endblock %}

photologue_custom/templates/photologue/upload.html

@@ -0,0 +1,69 @@
+{% extends "base.html" %}
+{% comment %}
+SPDX-License-Identifier: GPL-3.0-or-later
+{% endcomment %}
+{% load i18n crispy_forms_tags %}
+{% block title %}{% trans "Upload" %}{% endblock %}
+
+{% block extracss %}
+<style>
+.upload-drop-zone {
+  height: 10em;
+  line-height: 10em;
+  border-width: 2px;
+  color: #a3a3a3;
+  border-style: dashed;
+  border-color: #a3a3a3;
+  border-radius: 0.5em;
+  text-align: center;
+  margin-bottom: 0.5em;
+}
+.upload-drop-zone.drop {
+  color: #222;
+  border-color: #222;
+  background-color: rgba(163, 163, 163, 0.274);
+}
+</style>
+{% endblock %}
+
+{% block extrajs %}
+<script>
+const dropZone = document.getElementById('drop-zone');
+const uploadInput = document.getElementById('id_file_field');
+
+dropZone.ondrop = function(e) {
+    e.preventDefault();
+    this.className = 'upload-drop-zone';
+    console.log(e.dataTransfer.files)
+    uploadInput.files = e.dataTransfer.files;
+}
+
+dropZone.ondragover = function() {
+    this.className = 'upload-drop-zone drop';
+    return false;
+}
+
+dropZone.ondragleave = function() {
+    this.className = 'upload-drop-zone';
+    return false;
+}
+</script>
+{% endblock %}
+
+{% block content %}
+<h1>{% trans "Upload" %}</h1>
+<div class="card">
+    <div class="card-body">
+        <form method="post" enctype="multipart/form-data">{% csrf_token %}
+            <div class="upload-drop-zone" id="drop-zone">
+                {% trans "Drag and drop photos here" %}
+            </div>
+            {{ form|crispy }}
+            <p class="mt-3">
+                {% trans "Owner will be" %} <code>{{ request.user.get_full_name }} ({{ request.user.username}})</code>.
+            </p>
+            <button type="submit" class="btn btn-success">{% trans "Upload" %}</button>
+        </form>
+    </div>
+</div>
+{% endblock %}

photologue_custom/urls.py

@@ -1,8 +1,8 @@
 from django.urls import path, re_path
 
-from .views import (CustomGalleryArchiveIndexView,
+from .views import (CustomGalleryArchiveIndexView, CustomGalleryDetailView,
-                    CustomGalleryYearArchiveView, CustomGalleryDetailView,
+                    CustomGalleryYearArchiveView, GalleryDownload,
-                    GalleryDownload, TagDetail)
+                    GalleryUpload, TagDetail)
 
 urlpatterns = [
     path('tag/<slug:slug>/', TagDetail.as_view(), name='tag-detail'),
@@ -11,4 +11,5 @@ urlpatterns = [
     path('gallery/<slug:slug>/', CustomGalleryDetailView.as_view(), name='pl-gallery'),
     path('gallery/<slug:slug>/<int:owner>/', CustomGalleryDetailView.as_view(), name='pl-gallery-owner'),
     path('gallery/<slug:slug>/download/', GalleryDownload.as_view(), name='gallery-download'),
+    path('upload/', GalleryUpload.as_view(), name='gallery-upload'),
 ]

photologue_custom/views.py

@@ -5,13 +5,24 @@ import os
 import zipfile
 from io import BytesIO
 
-from django.contrib.auth.mixins import LoginRequiredMixin
+from django.contrib import messages
+from django.contrib.auth.mixins import (LoginRequiredMixin,
+                                        PermissionRequiredMixin)
+from django.core.mail import mail_managers
+from django.db import IntegrityError
 from django.http import HttpResponse
-from django.views.generic import DetailView
+from django.urls import reverse_lazy
-from photologue.models import Gallery
+from django.utils.text import slugify
+from django.views.generic.detail import DetailView
+from django.views.generic.edit import FormView
+from photologue.models import Gallery, Photo
 from photologue.views import GalleryArchiveIndexView, GalleryYearArchiveView
+from PIL import Image
 from taggit.models import Tag
 
+from .forms import UploadForm
+from .models import PhotoExtended
+
 
 class TagDetail(LoginRequiredMixin, DetailView):
     model = Tag
@@ -23,7 +34,8 @@ class TagDetail(LoginRequiredMixin, DetailView):
         current_tag = self.get_object().slug
         context = super().get_context_data(**kwargs)
         context['galleries'] = Gallery.objects.on_site().is_public() \
-            .filter(extended__tags__slug=current_tag)
+            .filter(extended__tags__slug=current_tag) \
+            .order_by('-extended__date_start')
         return context
 
 
@@ -51,12 +63,14 @@ class CustomGalleryDetailView(DetailView):
 
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
-        context['photos'] = self.object.public()
+
+        # Query with extended and owner to reduce database lag
+        context['photos'] = self.object.public().select_related('extended__owner')
 
         # List owners
         context['owners'] = []
         for photo in context['photos']:
-            if photo.extended.owner not in context['owners']:
+            if hasattr(photo, 'extended') and photo.extended.owner not in context['owners']:
                 context['owners'].append(photo.extended.owner)
 
         # Filter on owner
@@ -86,3 +100,58 @@ class GalleryDownload(LoginRequiredMixin, DetailView):
         response = HttpResponse(byte_data.getvalue(), content_type='application/x-zip-compressed')
         response['Content-Disposition'] = f"attachment; filename={gallery.slug}.zip"
         return response
+
+
+class GalleryUpload(PermissionRequiredMixin, FormView):
+    """
+    Form to upload new photos in a gallery
+    """
+    form_class = UploadForm
+    template_name = "photologue/upload.html"
+    success_url = reverse_lazy("gallery-upload")
+    permission_required = 'photologue.add_gallery'
+
+    def form_valid(self, form):
+        # Upload photos
+        # We take files from the request to support multiple upload
+        files = self.request.FILES.getlist('file_field')
+        gallery = form.get_or_create_gallery()
+        failed_upload = 0
+        for photo_file in files:
+            # Check that we have a valid image
+            print(photo_file, type(photo_file))
+            try:
+                opened = Image.open(photo_file)
+                opened.verify()
+            except Exception:
+                # Pillow doesn't recognize it as an image, skip it
+                messages.error(self.request, f"{photo_file.name} was not recognized as an image")
+                failed_upload += 1
+                continue
+
+            title = f"{gallery.title} - {photo_file.name}"
+            try:
+                photo = Photo(title=title, slug=slugify(title))
+                photo.image.save(photo_file.name, photo_file)
+                photo.save()
+                photo.galleries.set([gallery])
+                PhotoExtended.objects.create(photo=photo, owner=self.request.user)
+            except IntegrityError:
+                messages.error(self.request, f"{photo_file.name} was not uploaded. Maybe the photo was already uploaded.")
+                failed_upload += 1
+
+        # Notify user then managers
+        if not failed_upload:
+            messages.success(self.request, "All photos has been successfully uploaded.")
+        else:
+            n_success = len(files) - failed_upload
+            messages.warning(self.request, f"Only {n_success} photos were successfully uploaded !")
+
+        gallery_title = form.cleaned_data['gallery'] or form.cleaned_data.get('new_gallery_title', '')
+        photos = ", ".join(f.name for f in files)
+        mail_managers(
+            subject="New photos upload",
+            message=f"{self.request.user.username} has uploaded in `{gallery_title}`: {photos}",
+        )
+
+        return super().form_valid(form)