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List Images and Galleries, Access restrictions

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This commit is contained in:
reverend 2022-12-27 22:09:10 +01:00
parent a54ad8954c
commit 651218c48b
16 changed files with 623 additions and 26 deletions
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23
django_web_galleries/web_galleries/forms.py
View File

@ -1,7 +1,10 @@
from django import forms
from django.utils.translation import gettext as _
from .models import Image
from .models import (
Image,
Gallery
)
class ImageUploadForm(forms.ModelForm):
class Meta:
@ -10,3 +13,21 @@ class ImageUploadForm(forms.ModelForm):
labels = {
'private': 'Make this image private'
}
class GalleryCreatingForm(forms.ModelForm):
class Meta:
model = Gallery
fields = ['title', 'private']
labels = {
'private': 'Make this gallery private'
}
images = forms.ImageField(
widget=forms.ClearableFileInput(attrs={'multiple': True})
)
class AccessCodeForm(forms.Form):
access_code = forms.CharField(max_length=32)
class VisitorNameForm(forms.Form):
name = forms.CharField(max_length=50)

27
django_web_galleries/web_galleries/models.py
View File

@ -1,4 +1,5 @@
import uuid
import names
from django.db import models
from django.core.exceptions import ValidationError
@ -6,6 +7,8 @@ from django.utils.translation import gettext as _
def get_uuid():
return str(uuid.uuid4())
def get_visitor_name():
return names.get_first_name()
class Visitor(models.Model):
"""
@ -21,11 +24,14 @@ class Visitor(models.Model):
name = models.CharField(
_('Human readable, self assigned name of the visitor'),
null=True,
default=None,
default=get_visitor_name,
max_length=50,
unique=True
)
def __str__(self):
return self.name
class Gallery(models.Model):
"""
@ -45,6 +51,7 @@ class Gallery(models.Model):
access_code = models.CharField(
_('Code to access private galleries'),
null=True,
blank=True,
max_length=32
)
@ -57,11 +64,15 @@ class Gallery(models.Model):
visitors = models.ManyToManyField(
Visitor,
blank=True,
verbose_name=_('Visitors that a part of this gallery'),
related_name='linked_galleries'
)
def clean(self):
def __str__(self):
return self.title
def mettwurst(self):
if self.private and access_code is None:
raise ValidationErrorr('Private gallery needs an access code')
if len(self.visitors.all()) > 10:
@ -97,6 +108,7 @@ class Image(models.Model):
access_code = models.CharField(
_('Code to access private images'),
null=True,
blank=True,
max_length=32
)
@ -114,15 +126,24 @@ class Image(models.Model):
galleries = models.ManyToManyField(
Gallery,
blank=True,
verbose_name=_('What galleries this image is in'),
related_name='images'
)
visible_to = models.ManyToManyField(
Visitor,
blank=True,
verbose_name=_('Visitors that can see this picture if it is marked private'),
related_name='visible_images'
)
def __str__(self):
if self.title:
return self.title
elif self.description:
return self.description[:100]
else:
return super.__str__()
return super().__str__()

21
django_web_galleries/web_galleries/static/web-galleries.css
View File

@ -39,6 +39,10 @@
}
.RV-Image__link {
display: flex;
flex-direction: row;
flex-wrap: wrap;
transition: transform 300ms ease-in-out;
}
@ -46,6 +50,15 @@
transform: scale(1.1);
}
.RV-Image__title {
flex-basis: 100%;
display: block;
}
.RV-Image {
max-width: 100%;
}
.RV-Fieldset {
margin: 50px 200px;
display: flex;
@ -53,6 +66,14 @@
gap: 30px;
}
.RV-Navigation {
display: flex;
flex-direction: row;
align-items: center;
justify-content: space-between;
width: 100%;
}
.RV-Input {
display: flex;
flex-direction: column;

15
django_web_galleries/web_galleries/templates/gallery/create_gallery.html Normal file
View File

@ -0,0 +1,15 @@
{% extends '../global.html' %}
{% block content %}
<form method="POST" enctype="multipart/form-data">
{% csrf_token %}
<div class="RV-Fieldset">
{% include 'partials/form_input.html' with field=form.title %}
{% include 'partials/form_input.html' with field=form.private classes='RV-Input--compact RV-Input--reverse' %}
{% include 'partials/form_input.html' with field=form.images %}
</div>
<div class="RV-Fieldset">
<button type="submit">Create</button>
</div>
</form>
{% endblock content %}

26
django_web_galleries/web_galleries/templates/gallery/gallery_detail.html Normal file
View File

@ -0,0 +1,26 @@
{% extends '../global.html' %}
{% load responsive_images %}
{% block content %}
{% if gallery.title %}
<h1>{{gallery.title}}</h1>
{% endif %}
<section class="RV-Images">
<li class="RV-Images__list">
{% for image in gallery.images.all %}
<a href="{% url 'image' pk=image.id %}" class="RV-Image__link RV-Image__link--detail">
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
</a>
{% endfor %}
</li>
{% if gallery.private and gallery.visitors.all|length > 0 and gallery.created_by == visitor %}
<div>
<h2>You have gained access to the following people</h2>
{% for visitor in gallery.visitors.all %}
{{visitor.name}} <a href="{% url 'gallery_revoke_access' gallery_id=gallery.id visitor_id=visitor.id %}">Revoke access</a>
{% endfor %}
</div>
{% endif %}
</section>
{% endblock content %}

17
django_web_galleries/web_galleries/templates/gallery/gallery_no_access.html Normal file
View File

@ -0,0 +1,17 @@
{% extends '../global.html' %}
{% block content %}
<form method="POST">
{% csrf_token %}
<div class="RV-Fieldset">
<h1>You do not have access to this private gallery</h1>
But you can gain access by entering the access code below:
</div>
<div class="RV-Fieldset">
{% include 'partials/form_input.html' with field=form.access_code %}
</div>
<div class="RV-Fieldset">
<button type="submit">Enter</button>
</div>
</form>
{% endblock content %}

40
django_web_galleries/web_galleries/templates/gallery/list_galleries.html Normal file
View File

@ -0,0 +1,40 @@
{% extends '../global.html' %}
{% load responsive_images %}
{% block content %}
<section class="RV-Images">
<li class="RV-Images__list">
{% for gallery in galleries %}
<a href="{% url 'gallery' pk=gallery.pk %}" class="RV-Image__link RV-Image__link--detail">
{% if gallery.images.all|length <= 0 %}
no images
{% endif %}
{% if gallery.images.all|length == 1 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length == 2 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 100x200 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length == 3 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 100x100 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length >= 4 %}
{% for image in gallery.images.all|slice:":4" %}
<img class="RV-Image__source" src="{% src image.image_file 100x100 %}">
{% endfor %}
{% endif %}
{% if gallery.title %}
<p class="RV-Image__title">{{gallery.title}}</p>
{% endif %}
</a>
{% endfor %}
</li>
</section>
{% endblock content %}

80
django_web_galleries/web_galleries/templates/gallery/my_galleries.html Normal file
View File

@ -0,0 +1,80 @@
{% extends '../global.html' %}
{% load responsive_images %}
{% block content %}
{% if created_galleries|length > 0 %}
<section class="RV-Images">
<h2>Your galleries</h2>
<li class="RV-Images__list">
{% for gallery in created_galleries %}
<a href="{% url 'gallery' pk=gallery.pk %}" class="RV-Image__link RV-Image__link--detail">
{% if gallery.images.all|length <= 0 %}
no images
{% endif %}
{% if gallery.images.all|length == 1 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length == 2 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 100x200 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length == 3 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 100x100 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length >= 4 %}
{% for image in gallery.images.all|slice:":4" %}
<img class="RV-Image__source" src="{% src image.image_file 100x100 %}">
{% endfor %}
{% endif %}
{% if gallery.title %}
<p class="RV-Image__title">{{gallery.title}}</p>
{% endif %}
</a>
{% endfor %}
</li>
</section>
{% endif %}
{% if invited_galleries|length > 0 %}
<section class="RV-Images">
<h2>Galleries you were invited to</h2>
<li class="RV-Images__list">
{% for gallery in invited_galleries %}
<a href="{% url 'gallery' pk=gallery.pk %}" class="RV-Image__link RV-Image__link--detail">
{% if gallery.images.all|length <= 0 %}
no images
{% endif %}
{% if gallery.images.all|length == 1 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length == 2 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 100x200 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length == 3 %}
{% for image in gallery.images.all %}
<img class="RV-Image__source" src="{% src image.image_file 100x100 %}">
{% endfor %}
{% endif %}
{% if gallery.images.all|length >= 4 %}
{% for image in gallery.images.all|slice:":4" %}
<img class="RV-Image__source" src="{% src image.image_file 100x100 %}">
{% endfor %}
{% endif %}
{% if gallery.title %}
<p class="RV-Image__title">{{gallery.title}}</p>
{% endif %}
</a>
{% endfor %}
</li>
</section>
{% endif %}
{% endblock content %}

20
django_web_galleries/web_galleries/templates/global.html
View File

@ -30,18 +30,34 @@
</a>
</li>
<li class="RV-Navigation__item">
<a href="#" class="RV-Navigation__link">
<a href="{% url 'my_galleries' %}" class="RV-Navigation__link">
My galleries
</a>
</li>
<li class="RV-Navigation__item">
<a href="#" class="RV-Navigation__link">
<a href="{% url 'create_gallery' %}" class="RV-Navigation__link">
Create gallery
</a>
</li>
</ul>
<div class="RV-UserInfo">
<div class="RV-UserInfo__name">
Hello there, {{ visitor.name }}
</div>
<ul class="RV-UserInfo__links">
<li class="RV-UserInfo__link">
<a href="{% url 'visitor_profile' %}">
My Profile
</a>
</li>
</ul>
</div>
</nav>
</header>
{% if request.META.HTTP_REFERER %}
<a href="{{ request.META.HTTP_REFERER }}">back</a>
{% endif %}
<main class="RV-Content">
{% block content %}
{% endblock content %}

7
django_web_galleries/web_galleries/templates/image/image_detail.html Normal file
View File

@ -0,0 +1,7 @@
{% extends '../global.html' %}
{% load responsive_images %}
{% block content %}
<img class="RV-Image" src="{% src image.image_file 1920x1200 nocrop %}" />
{% endblock content %}

7
django_web_galleries/web_galleries/templates/image/image_no_access.html Normal file
View File

@ -0,0 +1,7 @@
{% extends '../global.html' %}
{% block content %}
<h1>You have no access to this private image</h1>
But you can gain access by entering the access code below:
{% endlbock content %}

30
django_web_galleries/web_galleries/templates/image/my_images.html Normal file
View File

@ -0,0 +1,30 @@
{% extends '../global.html' %}
{% load responsive_images %}
{% block content %}
{% if uploaded_images|length > 0 %}
<section class="RV-Images">
<h2>Images you uploaded</h2>
<li class="RV-Images__list">
{% for image in uploaded_images %}
<a href="{% url 'image' pk=image.id %}" class="RV-Image__link RV-Image__link--detail">
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
</a>
{% endfor %}
</li>
</section>
{% endif %}
{% if shared_images|length > 0 %}
<section class="RV-Images">
<h2>Images shared with you</h2>
<li class="RV-Images__list">
{% for image in shared_images %}
<a href="{% url 'image' pk=image.id %}" class="RV-Image__link RV-Image__link--detail">
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
</a>
{% endfor %}
</li>
</section>
{% endif %}
{% endblock content %}

6
django_web_galleries/web_galleries/templates/list_images/image_list.html
View File

@ -3,13 +3,13 @@
{% load responsive_images %}
{% block content %}
<sectoin class="RV-Images">
<section class="RV-Images">
<li class="RV-Images__list">
{% for image in images %}
<a href="#" class="RV-Image__link RV-Image__link--detail">
<a href="{% url 'image' pk=image.id %}" class="RV-Image__link RV-Image__link--detail">
<img class="RV-Image__source" src="{% src image.image_file 200x200 %}">
</a>
{% endfor %}
</li>
</sectoin>
</section>
{% endblock content %}

13
django_web_galleries/web_galleries/templates/visitor/visitor_settings.html Normal file
View File

@ -0,0 +1,13 @@
{% extends '../global.html' %}
{% block content %}
<form method="POST">
{% csrf_token %}
<div class="RV-Fieldset">
{% include 'partials/form_input.html' with field=name_form.name %}
</div>
<div class="RV-Fieldset">
<button type="submit">Save</button>
</div>
</form>
{% endblock content %}

18
django_web_galleries/web_galleries/urls.py
View File

@ -3,11 +3,25 @@ from django.urls import path
from .views import (
ImageUploadView,
PublicImageListView,
MyImagesListView
MyImagesListView,
GalleryCreateView,
MyGalleriesListView,
GalleryDetailView,
ImageDetailView,
GainAccessToGalleryView,
VisitorSettingsView,
RevokeAccessToGallery
)
urlpatterns = [
path('', PublicImageListView.as_view(), name='home'),
path('upload/', ImageUploadView.as_view(), name='upload_image'),
path('my_images/', MyImagesListView.as_view(), name='my_images')
path('my_images/', MyImagesListView.as_view(), name='my_images'),
path('create_gallery/', GalleryCreateView.as_view(), name='create_gallery'),
path('my_galleries/', MyGalleriesListView.as_view(), name='my_galleries'),
path('gallery/<int:pk>', GalleryDetailView.as_view(), name='gallery'),
path('image/<int:pk>', ImageDetailView.as_view(), name='image'),
path('gallery/gain_access/<int:gallery_id>/', GainAccessToGalleryView.as_view(), name='gallery_gain_access'),
path('visitor/my_profile', VisitorSettingsView.as_view(), name='visitor_profile'),
path('gallery/revoke_access/<int:gallery_id>/<int:visitor_id>', RevokeAccessToGallery.as_view(), name='gallery_revoke_access'),
]

297
django_web_galleries/web_galleries/views.py
View File

@ -2,13 +2,25 @@ import secrets
from django.views import View
from django.views.generic.list import ListView
from django.shortcuts import render, redirect
from django.views.generic.detail import DetailView
from django.contrib.auth.mixins import UserPassesTestMixin
from django.urls import reverse
from django.shortcuts import (
render,
redirect,
get_object_or_404
)
from .forms import ImageUploadForm
from .forms import (
ImageUploadForm,
GalleryCreatingForm,
AccessCodeForm,
VisitorNameForm
)
from .models import (
Image,
Visitor
Visitor,
Gallery
)
class VisitorSessionMixin(View):
@ -24,6 +36,23 @@ class VisitorSessionMixin(View):
else:
return None
def can_access_image(self, image):
if image.private:
return self.get_visitor() == image.uploaded_by or self.get_visitor() in image.visible_to.all()
else:
return True
def can_access_gallery(self, gallery):
if gallery.private:
return self.get_visitor() == gallery.created_by or self.get_visitor() in gallery.visitors.all()
else:
return True
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['visitor'] = self.get_visitor()
return context
class ImageUploadView(VisitorSessionMixin, View):
def get(self, request):
@ -32,7 +61,8 @@ class ImageUploadView(VisitorSessionMixin, View):
request,
'upload_image/upload.html',
{
'form': form
'form': form,
'visitor': self.get_visitor()
}
)
@ -46,10 +76,9 @@ class ImageUploadView(VisitorSessionMixin, View):
image = form.save(commit=False)
if image.private:
image.access_code = secrets.token_hex(32)
image.access_code = secrets.token_hex(16)
image.uploaded_by = self.get_visitor()
print(image.uploaded_by)
image.save()
return redirect(
reverse('home')
@ -60,7 +89,8 @@ class ImageUploadView(VisitorSessionMixin, View):
request,
'upload_image/upload.html',
{
'form': form
'form': form,
'visitor': self.get_visitor()
}
)
@ -71,14 +101,253 @@ class PublicImageListView(ListView):
template_name = 'list_images/image_list.html'
def get_queryset(self):
return Image.objects.all().filter(private=False)
return Image.objects.all().filter(private=False).order_by('-uploaded_when')[:10]
class MyImagesListView(VisitorSessionMixin, ListView):
class MyImagesListView(VisitorSessionMixin, View):
def get(self, request):
visitor = self.get_visitor()
uploaded_images = Image.objects.all().filter(
uploaded_by=self.get_visitor()
)
shared_images = Image.objects.all().filter(
visible_to__in=(visitor, )
)
return render(
request,
'image/my_images.html',
{
'uploaded_images': uploaded_images,
'shared_images': shared_images,
'visitor': self.get_visitor()
}
)
class GalleryCreateView(VisitorSessionMixin, View):
def get(self, request):
form = GalleryCreatingForm()
return render(
request,
'gallery/create_gallery.html',
{
'form': form,
'visitor': self.get_visitor()
}
)
def post(self, request):
form = GalleryCreatingForm(
request.POST,
request.FILES
)
if form.is_valid():
gallery = form.save(commit=False)
if gallery.private:
gallery.access_code = secrets.token_hex(16)
gallery.created_by = self.get_visitor()
gallery.save()
for image in request.FILES.getlist('images'):
imageObject = Image.objects.create(
image_file=image,
uploaded_by=gallery.created_by,
private=gallery.private,
access_code=gallery.access_code
)
imageObject.galleries.add(gallery)
imageObject.save()
gallery.save()
return redirect(
reverse('home')
)
else:
form = ImageUploadForm()
return render(
request,
'upload_image/upload.html',
{
'form': form,
'visitor': self.get_visitor()
}
)
class MyGalleriesListView(VisitorSessionMixin, View):
def get(self, request):
visitor = self.get_visitor()
created_galleries = Gallery.objects.all().filter(
created_by=self.get_visitor()
)
invited_galleries = Gallery.objects.all().filter(
visitors__in=(visitor, )
)
return render(
request,
'gallery/my_galleries.html',
{
'created_galleries': created_galleries,
'invited_galleries': invited_galleries,
'visitor': self.get_visitor()
}
)
class GalleryDetailView(VisitorSessionMixin, UserPassesTestMixin, DetailView):
model = Gallery
template_name = 'gallery/gallery_detail.html'
context_object_name = 'gallery'
def test_func(self):
return self.can_access_gallery(
self.get_object()
)
def handle_no_permission(self):
return redirect(
reverse(
'gallery_gain_access',
kwargs={
'gallery_id': self.get_object().id
}
)
)
class ImageDetailView(VisitorSessionMixin, UserPassesTestMixin, DetailView):
model = Image
paginated_by = 20
context_object_name = 'images'
template_name = 'list_images/image_list.html'
template_name = 'image/image_detail.html'
context_object_name = 'image'
def get_queryset(self):
return Image.objects.all().filter(uploaded_by=self.get_visitor())
def test_func(self):
return self.can_access_image(
self.get_object()
)
def handle_no_permission(self):
return redirect(
reverse('home')
)
class GainAccessToGalleryView(VisitorSessionMixin, View):
def _redirect_to_gallery(self, gallery):
return redirect(
reverse(
'gallery',
kwargs={
'pk': gallery.id
}
)
)
def get(self, request, gallery_id):
gallery = get_object_or_404(
Gallery,
id=gallery_id
)
if self.can_access_gallery(gallery):
return self._redirect_to_gallery(gallery)
else:
return render(
self.request,
'gallery/gallery_no_access.html',
{
'form': AccessCodeForm(),
'visitor': self.get_visitor()
}
)
def post(self, request, gallery_id):
gallery = get_object_or_404(
Gallery,
id=gallery_id
)
if self.can_access_gallery(gallery):
return self._redirect_to_gallery(gallery)
else:
form = AccessCodeForm(
request.POST
)
if form.is_valid():
access_code = form.cleaned_data['access_code']
if access_code == gallery.access_code:
gallery.visitors.add(self.get_visitor())
gallery.save()
self.get_visitor().save()
return self._redirect_to_gallery(gallery)
return render(
self.request,
'gallery/gallery_no_access.html',
{
'form': AccessCodeForm(),
'visitor': self.get_visitor()
}
)
class RevokeAccessToGallery(VisitorSessionMixin, View):
def get(self, request, gallery_id, visitor_id):
gallery = get_object_or_404(Gallery, id=gallery_id)
visitor = self.get_visitor()
if visitor == gallery.created_by:
visitor_to_remove = get_object_or_404(Visitor, id=visitor_id)
if visitor_to_remove in gallery.visitors.all():
gallery.visitors.remove(visitor_to_remove)
gallery.access_code = secrets.token_hex(16)
gallery.save()
return redirect(
reverse(
'gallery',
kwargs={
'pk': gallery.id
}
)
)
class VisitorSettingsView(VisitorSessionMixin, View):
def get(self, request):
name_form = VisitorNameForm(
initial={
'name': self.get_visitor().name
}
)
return render(
request,
'visitor/visitor_settings.html',
{
'name_form': name_form,
'visitor': self.get_visitor()
}
)
def post(self, request):
name_form = VisitorNameForm(
request.POST
)
if name_form.is_valid():
visitor = self.get_visitor()
visitor.name = name_form.cleaned_data['name']
visitor.save()
name_form = VisitorNameForm(
initial={
'name': self.get_visitor().name
}
)
return render(
request,
'visitor/visitor_settings.html',
{
'name_form': name_form,
'visitor': self.get_visitor()
}
)