Allow admins to upload domain blocklists

Fixes #804

bookwyrm/templates/import.html

@@ -26,7 +26,7 @@
                 </select>
             </div>
             <div class="field">
-                <label class="label" for="id_csv_field">{% trans "Data file:" %}</label>
+                <label class="label" for="id_csv_file">{% trans "Data file:" %}</label>
                 {{ import_form.csv_file }}
             </div>
         </div>

bookwyrm/templates/settings/edit_server.html

@@ -9,6 +9,19 @@
 
 {% block panel %}
 
+<div class="tabs">
+    <ul>
+        {% url 'settings-import-blocklist' as url %}
+        <li {% if url in request.path %}class="is-active" aria-current="page"{% endif %}>
+            <a href="{{ url }}">{% trans "Import block list" %}</a>
+        </li>
+        {% url 'settings-add-federated-server' as url %}
+        <li {% if url in request.path %}class="is-active" aria-current="page"{% endif %}>
+            <a href="{{ url }}">{% trans "Add server" %}</a>
+        </li>
+    </ul>
+</div>
+
 <form method="POST" action="{% url 'settings-add-federated-server' %}">
     {% csrf_token %}
     <div class="columns">
@@ -24,8 +37,8 @@
                 <label class="label" for="id_status">{% trans "Status:" %}</label>
                 <div class="select">
                     <select name="status" class="" id="id_status">
-                        <option value="federated" {% if form.status.value == "federated" or not form.status.value %}selected=""{% endif %}>{% trans "Federated" %}</option>
-                        <option value="blocked" {% if form.status.value == "blocked" %}selected{% endif %}>{% trans "Blocked" %}</option>
+                        <option value="federated" {% if form.status.value == "federated" %}selected=""{% endif %}>{% trans "Federated" %}</option>
+                        <option value="blocked" {% if form.status.value == "blocked" or not form.status.value %}selected{% endif %}>{% trans "Blocked" %}</option>
                     </select>
                 </div>
             </div>

bookwyrm/templates/settings/federated_server.html

@@ -1,6 +1,7 @@
 {% extends 'settings/admin_layout.html' %}
 {% block title %}{{ server.server_name }}{% endblock %}
 {% load i18n %}
+{% load bookwyrm_tags %}
 
 {% block header %}
 {{ server.server_name }}
@@ -81,7 +82,7 @@
         </div>
     </header>
     {% if server.notes %}
-    <p id="hide-edit-notes">{{ server.notes }}</p>
+    <p id="hide-edit-notes">{{ server.notes|to_markdown|safe }}</p>
     {% endif %}
     <form class="box is-hidden" method="POST" action="{% url 'settings-federated-server' server.id %}" id="edit-notes">
         {% csrf_token %}

bookwyrm/templates/settings/federation.html

@@ -5,7 +5,7 @@
 {% block header %}{% trans "Federated Servers" %}{% endblock %}
 
 {% block edit-button %}
-<a href="{% url 'settings-add-federated-server' %}">
+<a href="{% url 'settings-import-blocklist' %}">
     <span class="icon icon-plus" title="{% trans 'Add server' %}">
         <span class="is-sr-only">{% trans "Add server" %}</span>
     </span>

bookwyrm/templates/settings/server_blocklist.html

@@ -0,0 +1,67 @@
+{% extends 'settings/admin_layout.html' %}
+{% load i18n %}
+{% block title %}{% trans "Add server" %}{% endblock %}
+
+{% block header %}
+{% trans "Import Blocklist" %}
+<a href="{% url 'settings-federation' %}" class="has-text-weight-normal help">{% trans "Back to server list" %}</a>
+{% endblock %}
+
+{% block panel %}
+
+<div class="tabs">
+    <ul>
+        {% url 'settings-import-blocklist' as url %}
+        <li {% if url in request.path %}class="is-active" aria-current="page"{% endif %}>
+            <a href="{{ url }}">{% trans "Import block list" %}</a>
+        </li>
+        {% url 'settings-add-federated-server' as url %}
+        <li {% if url in request.path %}class="is-active" aria-current="page"{% endif %}>
+            <a href="{{ url }}">{% trans "Add server" %}</a>
+        </li>
+    </ul>
+</div>
+
+{% if succeeded and not failed %}
+<p class="notification is-primary">{% trans "Success!" %}</p>
+{% elif succeeded or failed %}
+<div class="block content">
+    {% if succeeded %}
+    <p>{% trans "Successfully blocked:" %} {{ succeeded }}</p>
+    {% endif %}
+    <p>{% trans "Failed:" %}</p>
+    <ul>
+        {% for item in failed %}
+        <li>
+            <pre>
+{{ item }}
+</pre>
+        </li>
+        {% endfor %}
+    </ul>
+</div>
+{% endif %}
+
+<form method="POST" action="{% url 'settings-import-blocklist' %}" enctype="multipart/form-data">
+    {% csrf_token %}
+    <div class="field">
+        <label class="label" for="id_file">JSON data:</label>
+        <aside class="help">
+            Expects a json file in the format provided by <a href="https://fediblock.org/" target="_blank" rel=”noopener”>FediBlock</a>, with a list of entries that have <code>instance</code> and <code>url</code> fields. For example:
+            <pre>
+[
+    {
+        "instance": "example.server.com",
+        "url": "https://link.to.more/info"
+    },
+    ...
+]
+</pre>
+        </aside>
+        <input type="file" name="json_file" required="" id="id_file">
+    </div>
+
+    <button type="submit" class="button is-primary">{% trans "Import" %}</button>
+</form>
+
+{% endblock %}

bookwyrm/urls.py

@@ -83,6 +83,11 @@ urlpatterns = [
         views.AddFederatedServer.as_view(),
         name="settings-add-federated-server",
     ),
+    re_path(
+        r"^settings/federation/import/?$",
+        views.ImportServerBlocklist.as_view(),
+        name="settings-import-blocklist",
+    ),
     re_path(
         r"^settings/invites/?$", views.ManageInvites.as_view(), name="settings-invites"
     ),

bookwyrm/views/__init__.py

@@ -5,7 +5,8 @@ from .block import Block, unblock
 from .books import Book, EditBook, ConfirmEditBook, Editions
 from .books import upload_cover, add_description, switch_edition, resolve_book
 from .directory import Directory
-from .federation import Federation, FederatedServer, AddFederatedServer
+from .federation import Federation, FederatedServer
+from .federation import AddFederatedServer, ImportServerBlocklist
 from .federation import block_server, unblock_server
 from .feed import DirectMessage, Feed, Replies, Status
 from .follow import follow, unfollow

bookwyrm/views/federation.py

@@ -1,6 +1,8 @@
 """ manage federated servers """
+import json
 from django.contrib.auth.decorators import login_required, permission_required
 from django.core.paginator import Paginator
+from django.db import transaction
 from django.shortcuts import get_object_or_404, redirect
 from django.template.response import TemplateResponse
 from django.utils.decorators import method_decorator
@@ -63,6 +65,39 @@ class AddFederatedServer(View):
         return redirect("settings-federated-server", server.id)
 
 
+class ImportServerBlocklist(View):
+    """ manually add a server """
+
+    def get(self, request):
+        """ add server form """
+        return TemplateResponse(request, "settings/server_blocklist.html")
+
+    def post(self, request):
+        """ add a server from the admin panel """
+        json_data = json.load(
+            request.FILES["json_file"]
+        )
+        failed = []
+        success_count = 0
+        for item in json_data:
+            server_name = item.get("instance")
+            if not server_name:
+                failed.append(item)
+                continue
+            info_link = item.get("url")
+
+            with transaction.atomic():
+                server, _ = models.FederatedServer.objects.get_or_create(
+                    server_name=server_name,
+                )
+                server.notes = info_link
+                server.save()
+                server.block()
+            success_count += 1
+        data = {"failed": failed, "succeeded": success_count}
+        return TemplateResponse(request, "settings/server_blocklist.html", data)
+
+
 @method_decorator(login_required, name="dispatch")
 @method_decorator(
     permission_required("bookwyrm.control_federation", raise_exception=True),