AKModel/migrations/0066_akpreference_slot_alter_akpreference_unique_together_and_more.py

+# Generated by Django 4.2.13 on 2025-02-10 22:31
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("AKModel", "0065_eventparticipant_akpreference_and_more"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="akpreference",
+            name="slot",
+            field=models.ForeignKey(
+                default=None,
+                help_text="AKSlot this preference belongs to",
+                on_delete=django.db.models.deletion.CASCADE,
+                to="AKModel.akslot",
+                verbose_name="AKSlot",
+            ),
+            preserve_default=False,
+        ),
+        migrations.AlterUniqueTogether(
+            name="akpreference",
+            unique_together={("event", "participant", "slot")},
+        ),
+        migrations.RemoveField(
+            model_name="akpreference",
+            name="ak",
+        ),
+    ]

AKModel/migrations/0067_eventparticipant_requirements_and_more.py

+# Generated by Django 4.2.13 on 2025-02-11 00:23
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        (
+            "AKModel",
+            "0066_akpreference_slot_alter_akpreference_unique_together_and_more",
+        ),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="eventparticipant",
+            name="requirements",
+            field=models.ManyToManyField(
+                blank=True,
+                help_text="Participant's Requirements",
+                to="AKModel.akrequirement",
+                verbose_name="Requirements",
+            ),
+        ),
+        migrations.AlterField(
+            model_name="akpreference",
+            name="slot",
+            field=models.ForeignKey(
+                help_text="AK Slot this preference belongs to",
+                on_delete=django.db.models.deletion.CASCADE,
+                to="AKModel.akslot",
+                verbose_name="AK Slot",
+            ),
+        ),
+    ]

AKModel/templates/admin/AKModel/ak_csv_export.html

@@ -4,8 +4,8 @@
 
 {% block content %}
 <pre>
-title;duration;who;requirements;prerequisites;conflicts;availabilities;category;track;reso;notes;
-{% for slot in slots %}{{ slot.ak.short_name }};{{ slot.duration }};{{ slot.ak.owners.all|join:", " }};{{ slot.ak.requirements.all|join:", " }};{{ slot.ak.prerequisites.all|join:", " }};{{ slot.ak.conflicts.all|join:", " }};{% for a in slot.ak.availabilities.all %}{{ a.start | timezone:event.timezone | date:"l H:i"  }} - {{ a.end | timezone:event.timezone | date:"l H:i" }}, {% endfor %};{{ slot.ak.category }};{{ slot.ak.track }};{{ slot.ak.reso }};{{ slot.ak.notes }};
+title;duration;who;requirements;prerequisites;conflicts;availabilities;category;types;track;reso;notes;
+{% for slot in slots %}{{ slot.ak.short_name }};{{ slot.duration }};{{ slot.ak.owners.all|join:", " }};{{ slot.ak.requirements.all|join:", " }};{{ slot.ak.prerequisites.all|join:", " }};{{ slot.ak.conflicts.all|join:", " }};{% for a in slot.ak.availabilities.all %}{{ a.start | timezone:event.timezone | date:"l H:i"  }} - {{ a.end | timezone:event.timezone | date:"l H:i" }}, {% endfor %};{{ slot.ak.category }};{{ slot.ak.types.all|join:", " }};{{ slot.ak.track }};{{ slot.ak.reso }};{{ slot.ak.notes }};
 {% endfor %}
 </pre>
 {% endblock %}

AKModel/templates/admin/AKModel/ak_json_export.html

+{% extends "admin/base_site.html" %}
+
+{% load tz %}
+
+{% block content %}
+
+<div class="mb-3">
+  <label for="export_single_line" class="form-label">Exported JSON:</label>
+  <input readonly type="text" name="export_single_line" class="form-control form-control-sm" value="{{ json_data_oneline }}"  style="font-family:var(--font-family-monospace);">
+</div>
+
+<div class="mb-3">
+  <label class="form-label">Exported JSON (indented for better readability):</label>
+  <pre class="prettyprint border rounded p-2">{{ json_data }}</pre>
+</div>
+
+<script>
+  $(document).ready(function() {
+    // JSON highlighting.
+    prettyPrint();
+    }
+  )
+</script>
+{% endblock %}

AKModel/templates/admin/AKModel/aks_by_user.html

+{% extends "admin/base_site.html" %}
+{% load tags_AKModel %}
+
+{% load i18n %}
+{% load tz %}
+{% load fontawesome_6 %}
+
+{% block title %}{% trans "AKs by Owner" %}: {{owner}}{% endblock %}
+
+{% block content %}
+    {% timezone event.timezone %}
+        <h2>[{{event}}] <a href="{% url 'admin:AKModel_akowner_change' owner.pk %}">{{owner}}</a> - {% trans "AKs" %}</h2>
+
+        <div class="row mt-4">
+            <table class="table table-striped">
+                {% for ak in owner.ak_set.all %}
+                    <tr>
+                        <td>{{ ak }}</td>
+                        {% if "AKSubmission"|check_app_installed %}
+                            <td class="text-end">
+                                <a href="{{ ak.detail_url }}" data-bs-toggle="tooltip"
+                                   title="{% trans 'Details' %}"
+                                   class="btn btn-primary">{% fa6_icon 'info' 'fas' %}</a>
+                                {% if event.active %}
+                                    <a href="{{ ak.edit_url }}" data-bs-toggle="tooltip"
+                                       title="{% trans 'Edit' %}"
+                                       class="btn btn-success">{% fa6_icon 'pencil-alt' 'fas' %}</a>
+                                {% endif %}
+                            {% endif %}
+                        </td>
+                    </tr>
+                {% empty %}
+                    <tr><td>{% trans "This user does not have any AKs currently" %}</td></tr>
+                {% endfor %}
+            </table>
+        </div>
+    {% endtimezone %}
+{% endblock %}

AKModel/templates/admin/AKModel/import_json.html

+{% extends "admin/base_site.html" %}
+{% load tags_AKModel %}
+
+{% load i18n %}
+{% load django_bootstrap5 %}
+{% load fontawesome_6 %}
+
+
+{% block title %}{{event}}: {{ title }}{% endblock %}
+
+{% block content %}
+    {% block action_preview %}
+        <p>
+            {{ preview|linebreaksbr }}
+        </p>
+    {% endblock %}
+
+    <form enctype="multipart/form-data" method="post">{% csrf_token %}
+        {% bootstrap_form form %}
+
+        <div class="float-end">
+            <button type="submit" class="save btn btn-success" value="Submit">
+                {% fa6_icon "check" 'fas' %} {% trans "Confirm" %}
+            </button>
+        </div>
+        <a href="javascript:history.back()" class="btn btn-info">
+            {% fa6_icon "times" 'fas' %} {% trans "Cancel" %}
+        </a>
+    </form>
+{% endblock %}

AKModel/templatetags/tags_AKModel.py

@@ -3,8 +3,11 @@ from django.apps import apps
 from django.conf import settings
 from django.utils.html import format_html, mark_safe, conditional_escape
 from django.templatetags.static import static
+from django.template.defaultfilters import date
 from fontawesome_6.app_settings import get_css
 
+from AKModel.models import Event
+
 register = template.Library()
 
 
@@ -71,6 +74,21 @@ def wiki_owners_export(owners, event):
     return ", ".join(to_link(owner) for owner in owners.all())
 
 
+@register.filter
+def event_month_year(event:Event):
+    """
+    Print rough event date (month and year)
+    :param event: event to print the date for
+    :return: string containing rough date information for event
+    """
+    if event.start.month == event.end.month:
+        return f"{date(event.start, 'F')} {event.start.year}"
+    event_start_string = date(event.start, 'F')
+    if event.start.year != event.end.year:
+        event_start_string = f"{event_start_string} {event.start.year}"
+    return f"{event_start_string} - {date(event.end, 'F')} {event.end.year}"
+
+
 # get list of relevant css fontawesome css files for this instance
 css = get_css()
 

AKModel/urls.py

@@ -5,8 +5,9 @@ from rest_framework.routers import DefaultRouter
 
 import AKModel.views.api
 from AKModel.views.manage import ExportSlidesView, PlanPublishView, PlanUnpublishView, DefaultSlotEditorView, \
-    AKsByUserView
-from AKModel.views.ak import AKRequirementOverview, AKCSVExportView, AKWikiExportView, AKMessageDeleteView
+    AKsByUserView, AKScheduleJSONImportView
+from AKModel.views.ak import AKRequirementOverview, AKCSVExportView, AKJSONExportView, AKWikiExportView, \
+     AKMessageDeleteView
 from AKModel.views.event_wizard import NewEventWizardStartView, NewEventWizardPrepareImportView, \
     NewEventWizardImportView, NewEventWizardActivateView, NewEventWizardFinishView, NewEventWizardSettingsView
 from AKModel.views.room import RoomBatchCreationView
@@ -96,6 +97,10 @@ def get_admin_urls_event(admin_site):
              name="aks_by_owner"),
         path('<slug:event_slug>/ak-csv-export/', admin_site.admin_view(AKCSVExportView.as_view()),
              name="ak_csv_export"),
+        path('<slug:event_slug>/ak-json-export/', admin_site.admin_view(AKJSONExportView.as_view()),
+             name="ak_json_export"),
+        path('<slug:event_slug>/ak-schedule-json-import/', admin_site.admin_view(AKScheduleJSONImportView.as_view()),
+             name="ak_schedule_json_import"),
         path('<slug:slug>/ak-wiki-export/', admin_site.admin_view(AKWikiExportView.as_view()),
              name="ak_wiki_export"),
         path('<slug:event_slug>/delete-orga-messages/', admin_site.admin_view(AKMessageDeleteView.as_view()),

AKModel/utils.py

+from pathlib import Path
+
+import referencing.retrieval
+from jsonschema import Draft202012Validator
+from jsonschema.protocols import Validator
+from referencing import Registry
+
+from AKPlanning import settings
+
+
+def _construct_schema_path(uri: str | Path) -> Path:
+    """Construct a schema URI.
+
+    This function also checks for unallowed directory traversals
+    out of the 'schema' subfolder.
+    """
+    schema_base_path = Path(settings.BASE_DIR).resolve()
+    uri_path = (schema_base_path / uri).resolve()
+    if not uri_path.is_relative_to(schema_base_path / "schemas"):
+        raise ValueError("Unallowed dictionary traversal")
+    return uri_path
+
+
+@referencing.retrieval.to_cached_resource()
+def retrieve_schema_from_disk(uri: str) -> str:
+    """Retrieve schemas from disk by URI."""
+    uri_path = _construct_schema_path(uri)
+    with uri_path.open("r") as ff:
+        return ff.read()
+
+
+def construct_schema_validator(schema: str | dict) -> Validator:
+    """Construct a validator for a JSON schema.
+
+    In particular, all schemas from the 'schemas' directory
+    are loaded into the registry.
+    """
+    registry = Registry(retrieve=retrieve_schema_from_disk)
+
+    if isinstance(schema, str):
+        schema_uri = str(Path("schemas") / schema)
+        schema = registry.get_or_retrieve(schema_uri).value.contents
+    return Draft202012Validator(schema=schema, registry=registry)

AKModel/views/ak.py

+import json
+
 from django.contrib import messages
+from django.shortcuts import redirect
 from django.urls import reverse_lazy
 from django.utils.translation import gettext_lazy as _
 from django.views.generic import ListView, DetailView
@@ -37,6 +40,44 @@ class AKCSVExportView(AdminViewMixin, FilterByEventSlugMixin, ListView):
         return super().get_queryset().order_by("ak__track")
 
 
+class AKJSONExportView(AdminViewMixin, DetailView):
+    """
+    View: Export all AK slots of this event in JSON format ordered by tracks
+    """
+    template_name = "admin/AKModel/ak_json_export.html"
+    model = Event
+    context_object_name = "event"
+    title = _("AK JSON Export")
+    slug_url_kwarg = "event_slug"
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        try:
+            data = context["event"].as_json_dict()
+            context["json_data_oneline"] = json.dumps(data, ensure_ascii=False)
+            context["json_data"] = json.dumps(data, indent=2, ensure_ascii=False)
+            context["is_valid"] = True
+        except ValueError as ex:
+            messages.add_message(
+                self.request,
+                messages.ERROR,
+                _("Exporting AKs for the solver failed! Reason: ") + str(ex),
+            )
+        return context
+
+    def get(self, request, *args, **kwargs):
+        # as this code is adapted from BaseDetailView::get
+        # pylint: disable=attribute-defined-outside-init
+        self.object = self.get_object()
+        context = self.get_context_data(object=self.object)
+
+        # if serialization failed in `get_context_data` we redirect to
+        #   the status page and show a message instead
+        if not context.get("is_valid", False):
+            return redirect("admin:event_status", context["event"].slug)
+        return self.render_to_response(context)
+
+
 class AKWikiExportView(AdminViewMixin, DetailView):
     """
     View: Export AKs of this event in wiki syntax

AKModel/views/manage.py

@@ -4,15 +4,17 @@ import os
 import tempfile
 from itertools import zip_longest
 
+
 from django.contrib import messages
 from django.db.models.functions import Now
+from django.shortcuts import redirect
 from django.utils.dateparse import parse_datetime
 from django.utils.translation import gettext_lazy as _
 from django.views.generic import TemplateView, DetailView
 from django_tex.core import render_template_with_context, run_tex_in_directory
 from django_tex.response import PDFResponse
 
-from AKModel.forms import SlideExportForm, DefaultSlotEditorForm
+from AKModel.forms import SlideExportForm, DefaultSlotEditorForm, JSONScheduleImportForm
 from AKModel.metaviews.admin import EventSlugMixin, IntermediateAdminView, IntermediateAdminActionView, AdminViewMixin
 from AKModel.models import ConstraintViolation, Event, DefaultSlot, AKOwner
 
@@ -58,7 +60,7 @@ class ExportSlidesView(EventSlugMixin, IntermediateAdminView):
             Create a list of tuples cosisting of an AK and a list of upcoming AKs (list length depending on setting)
             """
             next_aks_list = zip_longest(*[ak_list[i + 1:] for i in range(NEXT_AK_LIST_LENGTH)], fillvalue=None)
-            return [(ak, next_aks) for ak, next_aks in zip_longest(ak_list, next_aks_list, fillvalue=[])]
+            return list(zip_longest(ak_list, next_aks_list, fillvalue=[]))
 
         # Get all relevant AKs (wishes separately, and either all AKs or only those who should directly or indirectly
         # be presented when restriction setting was chosen)
@@ -245,3 +247,29 @@ class AKsByUserView(AdminViewMixin, EventSlugMixin, DetailView):
     model = AKOwner
     context_object_name = 'owner'
     template_name = "admin/AKModel/aks_by_user.html"
+
+
+class AKScheduleJSONImportView(EventSlugMixin, IntermediateAdminView):
+    """
+    View: Import an AK schedule from a json file that can be pasted into this view.
+    """
+    template_name = "admin/AKModel/import_json.html"
+    form_class = JSONScheduleImportForm
+    title = _("AK Schedule JSON Import")
+
+    def form_valid(self, form):
+        try:
+            number_of_slots_changed = self.event.schedule_from_json(form.cleaned_data["data"])
+            messages.add_message(
+                self.request,
+                messages.SUCCESS,
+                _("Successfully imported {n} slot(s)").format(n=number_of_slots_changed)
+            )
+        except ValueError as ex:
+            messages.add_message(
+                self.request,
+                messages.ERROR,
+                _("Importing an AK schedule failed! Reason: ") + str(ex),
+            )
+
+        return redirect("admin:event_status", self.event.slug)