AKPlan/templates/AKPlan/slots_table.html

@@ -4,9 +4,9 @@
 <table class="table table-striped">
     {% for akslot in slots %}
     <tr>
-        <td><b><a href="{% url 'submit:ak_detail' event_slug=event.slug pk=akslot.ak.pk %}">{{ akslot.ak.name }}</a></b></td>
+        <td class="breakWord"><b><a href="{{ akslot.ak.detail_url }}">{{ akslot.ak.name }}</a></b></td>
         <td>{{ akslot.start | time:"H:i" }} - {{ akslot.end | time:"H:i" }}</td>
-        <td>{% if akslot.room and akslot.room.pk != '' %}
+        <td class="breakWord">{% if akslot.room and akslot.room.pk != '' %}
             <a href="{% url 'plan:plan_room' event_slug=event.slug pk=akslot.room.pk %}">{{ akslot.room }}</a>
         {% endif %}</td>
     </tr>

AKPlan/templatetags/color_gradients.py

 # gradients based on http://bsou.io/posts/color-gradients-with-python
 
 
-def hex_to_rgb(hex):
+def hex_to_rgb(hex): #pylint: disable=redefined-builtin
     """
     Convert hex color to RGB color code
     :param hex: hex encoded color
@@ -23,8 +23,7 @@ def rgb_to_hex(rgb):
     """
     # Components need to be integers for hex to make sense
     rgb = [int(x) for x in rgb]
-    return "#"+"".join(["0{0:x}".format(v) if v < 16 else
-                        "{0:x}".format(v) for v in rgb])
+    return "#"+"".join([f"0{v:x}" if v < 16 else f"{v:x}" for v in rgb])
 
 
 def linear_blend(start_hex, end_hex, position):

AKPlan/templatetags/tags_AKPlan.py

+from datetime import datetime
+
 from django import template
+from django.utils.formats import date_format
 
 from AKPlan.templatetags.color_gradients import darken
 from AKPlanning import settings
@@ -8,6 +11,19 @@ register = template.Library()
 
 @register.filter
 def highlight_change_colors(akslot):
+    """
+    Adjust color to highlight recent changes if needed
+
+    :param akslot: akslot to determine color for
+    :type akslot: AKSlot
+    :return: color that should be used (either default color of the category or some kind of red)
+    :rtype: str
+    """
+    # Do not highlight in preview mode or when changes occurred before the plan was published
+    if akslot.event.plan_hidden or (akslot.event.plan_published_at is not None
+                                    and akslot.event.plan_published_at > akslot.updated):
+        return akslot.ak.category.color
+
     seconds_since_update = akslot.seconds_since_last_update
 
     # Last change long ago? Use default color
@@ -17,4 +33,14 @@ def highlight_change_colors(akslot):
     # Recent change? Calculate gradient blend between red and
     recentness = seconds_since_update / settings.PLAN_MAX_HIGHLIGHT_UPDATE_SECONDS
     return darken("#b71540", recentness)
-    # return linear_blend("#b71540", "#000000", recentness)
+
+
+@register.simple_tag
+def timestamp_now(tz):
+    """
+    Get the current timestamp for the given timezone
+
+    :param tz: timezone to be used for the timestamp
+    :return: current timestamp in given timezone
+    """
+    return date_format(datetime.now().astimezone(tz), "c")

AKPlan/tests.py

-# Create your tests here.
+from django.test import TestCase
+
+from AKModel.tests import BasicViewTests
+
+
+class PlanViewTests(BasicViewTests, TestCase):
+    """
+    Tests for AKPlan
+    """
+    fixtures = ['model.json']
+    APP_NAME = 'plan'
+
+    VIEWS = [
+        ('plan_overview', {'event_slug': 'kif42'}),
+        ('plan_wall', {'event_slug': 'kif42'}),
+        ('plan_room', {'event_slug': 'kif42', 'pk': 2}),
+        ('plan_track', {'event_slug': 'kif42', 'pk': 1}),
+    ]
+
+    def test_plan_hidden(self):
+        """
+        Test correct handling of plan visibility
+        """
+        _, url = self._name_and_url(('plan_overview', {'event_slug': 'kif23'}))
+
+        self.client.logout()
+        response = self.client.get(url)
+        self.assertContains(response, "Plan is not visible (yet).",
+                            msg_prefix="Plan is visible even though it shouldn't be")
+
+        self.client.force_login(self.staff_user)
+        response = self.client.get(url)
+        self.assertNotContains(response, "Plan is not visible (yet).",
+                               msg_prefix="Plan is not visible for staff user")
+
+    def test_wall_redirect(self):
+        """
+        Test: Make sure that user is redirected from wall to overview when plan is hidden
+        """
+        _, url_wall = self._name_and_url(('plan_wall', {'event_slug': 'kif23'}))
+        _, url_plan = self._name_and_url(('plan_overview', {'event_slug': 'kif23'}))
+
+        response = self.client.get(url_wall)
+        self.assertRedirects(response, url_plan,
+                             msg_prefix=f"Redirect away from wall not working ({url_wall} -> {url_plan})")

AKPlan/urls.py

+from csp.decorators import csp_replace
 from django.urls import path, include
+
 from . import views
 
 app_name = "plan"
@@ -8,7 +10,7 @@ urlpatterns = [
         '<slug:event_slug>/plan/',
         include([
             path('', views.PlanIndexView.as_view(), name='plan_overview'),
-            path('wall/', views.PlanScreenView.as_view(), name='plan_wall'),
+            path('wall/', csp_replace(FRAME_ANCESTORS="*")(views.PlanScreenView.as_view()), name='plan_wall'),
             path('room/<int:pk>/', views.PlanRoomView.as_view(), name='plan_room'),
             path('track/<int:pk>/', views.PlanTrackView.as_view(), name='plan_track'),
         ])

AKPlan/views.py

-from datetime import timedelta
+from datetime import datetime, timedelta
 
 from django.conf import settings
 from django.shortcuts import redirect
 from django.urls import reverse_lazy
-from django.utils.datetime_safe import datetime
-from django.views.generic import ListView, DetailView
+from django.views.generic import DetailView, ListView
 
-from AKModel.models import AKSlot, Room, AKTrack
-from AKModel.views import FilterByEventSlugMixin
+from AKModel.metaviews.admin import FilterByEventSlugMixin
+from AKModel.models import AKSlot, AKTrack, Room
 
 
 class PlanIndexView(FilterByEventSlugMixin, ListView):
+    """
+    Default plan view
+
+    Shows two lists of current and upcoming AKs and a graphical full plan below
+    """
     model = AKSlot
     template_name = "AKPlan/plan_index.html"
     context_object_name = "akslots"
@@ -18,7 +22,7 @@ class PlanIndexView(FilterByEventSlugMixin, ListView):
 
     def get_queryset(self):
         # Ignore slots not scheduled yet
-        return super().get_queryset().filter(start__isnull=False)
+        return super().get_queryset().filter(start__isnull=False).select_related('ak', 'room', 'ak__category')
 
     def get_context_data(self, *, object_list=None, **kwargs):
         context = super().get_context_data(object_list=object_list, **kwargs)
@@ -54,10 +58,21 @@ class PlanIndexView(FilterByEventSlugMixin, ListView):
         if settings.PLAN_SHOW_HIERARCHY:
             context["buildings"] = sorted(buildings)
 
+        context["tracks"] = self.event.aktrack_set.all()
+
         return context
 
 
 class PlanScreenView(PlanIndexView):
+    """
+    Plan view optimized for screens and projectors
+
+    This again shows current and upcoming AKs as well as a graphical plan,
+    but no navigation elements and trys to use the available space as best as possible
+    such that no scrolling is needed.
+
+    The view contains a frontend functionality for auto-reload.
+    """
     template_name = "AKPlan/plan_wall.html"
 
     def get(self, request, *args, **kwargs):
@@ -67,11 +82,12 @@ class PlanScreenView(PlanIndexView):
             return redirect(reverse_lazy("plan:plan_overview", kwargs={"event_slug": self.event.slug}))
         return s
 
-    """
+    # pylint: disable=attribute-defined-outside-init
     def get_queryset(self):
-        # Determine interesting range (some hours ago until some hours in the future as specified in the settings)
         now = datetime.now().astimezone(self.event.timezone)
+        # Wall during event: Adjust, show only parts in the future
         if self.event.start < now < self.event.end:
+            # Determine interesting range (some hours ago until some hours in the future as specified in the settings)
             self.start = now - timedelta(hours=settings.PLAN_WALL_HOURS_RETROSPECT)
         else:
             self.start = self.event.start
@@ -79,32 +95,63 @@ class PlanScreenView(PlanIndexView):
 
         # Restrict AK slots to relevant ones
         # This will automatically filter all rooms not needed for the selected range in the orginal get_context method
-        return super().get_queryset().filter(start__gt=self.start)
-    """
+        akslots = super().get_queryset().filter(start__gt=self.start)
+
+        # Find the earliest hour AKs start and end (handle 00:00 as 24:00)
+        self.earliest_start_hour = 23
+        self.latest_end_hour = 1
+        for akslot in akslots.all():
+            start_hour = akslot.start.astimezone(self.event.timezone).hour
+            if start_hour < self.earliest_start_hour:
+                # Use hour - 1 to improve visibility of date change
+                self.earliest_start_hour = max(start_hour - 1, 0)
+            end_hour = akslot.end.astimezone(self.event.timezone).hour
+            # Special case: AK starts before but ends after midnight -- show until midnight
+            if end_hour < start_hour:
+                self.latest_end_hour = 24
+            elif end_hour > self.latest_end_hour:
+                # Always use hour + 1, since AK may end at :xy and not always at :00
+                self.latest_end_hour = min(end_hour + 1, 24)
+        return akslots
 
     def get_context_data(self, *, object_list=None, **kwargs):
         context = super().get_context_data(object_list=object_list, **kwargs)
-        context["start"] = self.event.start
+        context["start"] = self.start
         context["end"] = self.event.end
+        context["earliest_start_hour"] = self.earliest_start_hour
+        context["latest_end_hour"] = self.latest_end_hour
         return context
 
 
 class PlanRoomView(FilterByEventSlugMixin, DetailView):
+    """
+    Plan view for a single room
+    """
     template_name = "AKPlan/plan_room.html"
     model = Room
     context_object_name = "room"
 
+    def get_context_data(self, *, object_list=None, **kwargs):
+        context = super().get_context_data(object_list=object_list, **kwargs)
+        # Restrict AKSlot list to the given room
+        # while joining AK, room and category information to reduce the amount of necessary SQL queries
+        context["slots"] = AKSlot.objects.filter(room=context['room']).select_related('ak', 'ak__category', 'ak__track')
+        return context
+
 
 class PlanTrackView(FilterByEventSlugMixin, DetailView):
+    """
+    Plan view for a single track
+    """
     template_name = "AKPlan/plan_track.html"
     model = AKTrack
     context_object_name = "track"
 
     def get_context_data(self, *, object_list=None, **kwargs):
         context = super().get_context_data(object_list=object_list, **kwargs)
-
-        context["slots"] = []
-        for ak in context["track"].ak_set.all():
-            context["slots"].extend(ak.akslot_set.all())
-
+        # Restrict AKSlot list to given track
+        # while joining AK, room and category information to reduce the amount of necessary SQL queries
+        context["slots"] = AKSlot.objects. \
+            filter(event=self.event, ak__track=context['track']). \
+            select_related('ak', 'room', 'ak__category')
         return context

AKPlanning/locale/de_DE/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2020-11-03 17:40+0000\n"
+"POT-Creation-Date: 2023-08-16 16:30+0200\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"
@@ -17,10 +17,10 @@ msgstr ""
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 
-#: AKPlanning/settings.py:131
+#: AKPlanning/settings.py:148
 msgid "German"
 msgstr "Deutsch"
 
-#: AKPlanning/settings.py:132
+#: AKPlanning/settings.py:149
 msgid "English"
 msgstr "Englisch"

AKPlanning/settings.py

@@ -44,15 +44,22 @@ INSTALLED_APPS = [
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
-    'bootstrap4',
-    'fontawesome_5',
+    'debug_toolbar',
+    'django_bootstrap5',
+    'fontawesomefree',
+    'fontawesome_6',
     'timezone_field',
     'rest_framework',
     'simple_history',
     'registration',
+    'django_tex',
+    'compressor',
+    'docs',
 ]
 
 MIDDLEWARE = [
+    'django.middleware.gzip.GZipMiddleware',
+    'debug_toolbar.middleware.DebugToolbarMiddleware',
     'django.middleware.security.SecurityMiddleware',
     'django.contrib.sessions.middleware.SessionMiddleware',
     'django.middleware.locale.LocaleMiddleware',
@@ -60,6 +67,7 @@ MIDDLEWARE = [
     'django.middleware.csrf.CsrfViewMiddleware',
     'django.contrib.auth.middleware.AuthenticationMiddleware',
     'django.contrib.messages.middleware.MessageMiddleware',
+    'csp.middleware.CSPMiddleware',
     'django.middleware.clickjacking.XFrameOptionsMiddleware',
     'simple_history.middleware.HistoryRequestMiddleware',
 ]
@@ -82,10 +90,20 @@ TEMPLATES = [
             ],
         },
     },
+    {
+        'NAME': 'tex',
+        'BACKEND': 'django_tex.engine.TeXEngine',
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'environment': 'AKModel.environment.improved_tex_environment',
+        },
+    },
 ]
 
 WSGI_APPLICATION = 'AKPlanning.wsgi.application'
 
+DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
+
 # Database
 # https://docs.djangoproject.com/en/2.2/ref/settings/#databases
 
@@ -123,8 +141,6 @@ TIME_ZONE = 'UTC'
 
 USE_I18N = True
 
-USE_L10N = True
-
 USE_TZ = True
 
 LANGUAGES = [
@@ -132,6 +148,11 @@ LANGUAGES = [
     ('en', _('English')),
 ]
 
+INTERNAL_IPS = ['127.0.0.1', '::1']
+
+LATEX_INTERPRETER = 'lualatex'
+LATEX_RUN_COUNT = 2
+
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/2.2/howto/static-files/
 
@@ -141,26 +162,38 @@ STATICFILES_DIRS = (
     'static_common',
 )
 
+STATICFILES_FINDERS = (
+    'django.contrib.staticfiles.finders.FileSystemFinder',
+    'django.contrib.staticfiles.finders.AppDirectoriesFinder',
+    'compressor.finders.CompressorFinder',
+)
+
 # Settings for Bootstrap
-BOOTSTRAP4 = {
-    # Use custom CSS
-    "css_url": {
-        "href": STATIC_URL + "common/css/bootstrap.css",
-    },
+BOOTSTRAP5 = {
     "javascript_url": {
-        "url": STATIC_URL + "common/vendor/bootstrap/bootstrap-4.3.1.min.js",
-    },
-    "jquery_slim_url": {
-        "url": STATIC_URL + "common/vendor/jquery/jquery-3.3.1.slim.min.js",
-    },
-    "popper_url": {
-        "url": STATIC_URL + "common/vendor/popper/popper-1.14.7.min.js",
+        "url": STATIC_URL + "common/vendor/bootstrap/bootstrap-5.0.2.bundle.min.js",
     },
 }
 
 # Settings for FontAwesome
-FONTAWESOME_5_CSS_URL = "//cdnjs.cloudflare.com/ajax/libs/font-awesome/5.11.2/css/all.css"
-FONTAWESOME_5_PREFIX = "fa"
+FONTAWESOME_6_CSS_URL = STATIC_URL + "fontawesomefree/css/all.min.css"
+FONTAWESOME_6_PREFIX = "fa"
+
+# Compressor and minifier config
+COMPRESS_ENABLED = True
+COMPRESS_CSS_HASHING_METHOD = 'content'
+COMPRESS_PRECOMPILERS = (
+    ('text/x-scss', 'django_libsass.SassCompiler'),
+)
+COMPRESS_FILTERS = {
+    'css': [
+        'compressor.filters.css_default.CssAbsoluteFilter',
+        'compressor.filters.cssmin.rCSSMinFilter',
+    ],
+    'js': [
+        'compressor.filters.jsmin.JSMinFilter',
+    ]
+}
 
 # Treat wishes as seperate category in submission views?
 WISHES_AS_CATEGORY = True
@@ -184,9 +217,29 @@ PLAN_MAX_HIGHLIGHT_UPDATE_SECONDS = 2 * 60 * 60
 DASHBOARD_SHOW_RECENT = True
 # How many entries max?
 DASHBOARD_RECENT_MAX = 25
+# How many events should be featured in the dashboard
+# (active events will always be featured, even if their number is higher than this threshold)
+DASHBOARD_MAX_FEATURED_EVENTS = 3
 
 # Registration/login behavior
 SIMPLE_BACKEND_REDIRECT_URL = "/user/"
 LOGIN_REDIRECT_URL = SIMPLE_BACKEND_REDIRECT_URL
 
+# Content Security Policy
+CSP_DEFAULT_SRC = ("'self'",)
+CSP_SCRIPT_SRC = ("'self'", "'unsafe-inline'", "'unsafe-eval'")
+CSP_STYLE_SRC = ("'self'", "'unsafe-inline'", "fonts.googleapis.com")
+CSP_IMG_SRC = ("'self'", "data:")
+CSP_FRAME_SRC = ("'self'", )
+CSP_FONT_SRC = ("'self'", "data:", "fonts.gstatic.com")
+
+# Emails
+SEND_MAILS = True
+EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'
+
+# Documentation
+
+DOCS_ROOT = os.path.join(BASE_DIR, 'docs/_build/html')
+DOCS_ACCESS = 'public'
+
 include(optional("settings/*.py"))

AKPlanning/settings_ci.py

@@ -15,7 +15,15 @@ DATABASES = {
         'USER': 'django',
         'PASSWORD': 'mysql',
         'OPTIONS': {
-            'init_command': "SET sql_mode='STRICT_TRANS_TABLES'"
-        }
+            'init_command': "SET sql_mode='STRICT_TRANS_TABLES'",
+        },
+        'TEST': {
+            'NAME': 'tests',
+            'CHARSET': "utf8mb4",
+            'COLLATION': 'utf8mb4_unicode_ci',
+        },
     }
 }
+
+TEST_RUNNER = 'xmlrunner.extra.djangotestrunner.XMLTestRunner'
+TEST_OUTPUT_FILE_NAME = 'unit.xml'

AKPlanning/settings_production.py

@@ -35,4 +35,8 @@ DATABASES = {
     }
 }
 
+### EMAILS ###
+SEND_MAILS = True
+EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
+
 # TODO: caching

AKPlanning/urls.py

-"""AKPlanning URL Configuration
+"""
+AKPlanning URL Configuration
 
 The `urlpatterns` list routes URLs to views. For more information please see:
     https://docs.djangoproject.com/en/2.2/topics/http/urls/
@@ -13,16 +14,20 @@ Including another URLconf
     1. Import the include() function: from django.urls import include, path
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
+
+import debug_toolbar
 from django.apps import apps
 from django.contrib import admin
-from django.urls import path, include
+from django.urls import path, include, re_path
 
 urlpatterns = [
     path('admin/', admin.site.urls),
+    re_path(r'^docs/', include('docs.urls')),
     path('accounts/', include('django.contrib.auth.urls')),
     path('accounts/', include('registration.backends.simple.urls')),
     path('', include('AKModel.urls', namespace='model')),
     path('i18n/', include('django.conf.urls.i18n')),
+    path('__debug__/', include(debug_toolbar.urls)),
 ]
 
 # Load URLs dynamically (only if components are active)

AKScheduling/admin.py

-# Register your models here.

AKScheduling/api.py

+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.http import JsonResponse
+from django.shortcuts import get_object_or_404
+from django.urls import reverse
+from django.utils import timezone
+from django.views.generic import ListView
+from rest_framework import viewsets, mixins, serializers, permissions
+
+from AKModel.availability.models import Availability
+from AKModel.models import Room, AKSlot, ConstraintViolation, DefaultSlot
+from AKModel.metaviews.admin import EventSlugMixin
+
+
+class ResourceSerializer(serializers.ModelSerializer):
+    """
+    REST Framework Serializer for Rooms to produce format required for fullcalendar resources
+    """
+    class Meta:
+        model = Room
+        fields = ['id', 'title']
+
+    title = serializers.SerializerMethodField('transform_title')
+
+    @staticmethod
+    def transform_title(obj):
+        """
+        Adapt title, add capacity information if room has a restriction (capacity is not -1)
+        """
+        if obj.capacity > 0:
+            return f"{obj.title} [{obj.capacity}]"
+        return obj.title
+
+
+class ResourcesViewSet(EventSlugMixin, mixins.ListModelMixin, viewsets.GenericViewSet):
+    """
+    API View: Rooms (resources to schedule for in fullcalendar)
+
+    Read-only, adaption to fullcalendar format through :class:`ResourceSerializer`
+    """
+    permission_classes = (permissions.DjangoModelPermissions,)
+    serializer_class = ResourceSerializer
+
+    def get_queryset(self):
+        return Room.objects.filter(event=self.event).order_by('location', 'name')
+
+
+class EventsView(LoginRequiredMixin, EventSlugMixin, ListView):
+    """
+    API View: Slots (events to schedule in fullcalendar)
+
+    Read-only, JSON formatted response is created manually since it requires a bunch of "custom" fields that have
+    different names compared to the normal model or are not present at all and need to be computed to create the
+    required format for fullcalendar.
+    """
+    model = AKSlot
+
+    def get_queryset(self):
+        return super().get_queryset().select_related('ak').filter(event=self.event, room__isnull=False)
+
+    def render_to_response(self, context, **response_kwargs):
+        return JsonResponse(
+            [{
+                "slotID": slot.pk,
+                "title": f'{slot.ak.short_name}:\n{slot.ak.owners_list}',
+                "description": slot.ak.details,
+                "resourceId": slot.room.id,
+                "start": timezone.localtime(slot.start, self.event.timezone).strftime("%Y-%m-%d %H:%M:%S"),
+                "end": timezone.localtime(slot.end, self.event.timezone).strftime("%Y-%m-%d %H:%M:%S"),
+                "backgroundColor": slot.ak.category.color,
+                "borderColor":
+                    "#2c3e50" if slot.fixed
+                    else '#e74c3c' if slot.constraintviolation_set.count() > 0
+                    else slot.ak.category.color,
+                "constraint": 'roomAvailable',
+                "editable": not slot.fixed,
+                'url': str(reverse('admin:AKModel_akslot_change', args=[slot.pk])),
+            } for slot in context["object_list"]],
+            safe=False,
+            **response_kwargs
+        )
+
+
+class RoomAvailabilitiesView(LoginRequiredMixin, EventSlugMixin, ListView):
+    """
+    API view: Availabilities of rooms
+
+    Read-only, JSON formatted response is created manually since it requires a bunch of "custom" fields that have
+    different names compared to the normal model or are not present at all and need to be computed to create the
+    required format for fullcalendar.
+    """
+    model = Availability
+    context_object_name = "availabilities"
+
+    def get_queryset(self):
+        return super().get_queryset().filter(event=self.event, room__isnull=False)
+
+    def render_to_response(self, context, **response_kwargs):
+        return JsonResponse(
+            [{
+                "title": "",
+                "resourceId": a.room.id,
+                "start": timezone.localtime(a.start, self.event.timezone).strftime("%Y-%m-%d %H:%M:%S"),
+                "end": timezone.localtime(a.end, self.event.timezone).strftime("%Y-%m-%d %H:%M:%S"),
+                "display": 'background',
+                "groupId": 'roomAvailable',
+            } for a in context["availabilities"]],
+            safe=False,
+            **response_kwargs
+        )
+
+
+class DefaultSlotsView(LoginRequiredMixin, EventSlugMixin, ListView):
+    """
+    API view: default slots
+
+    Read-only, JSON formatted response is created manually since it requires a bunch of "custom" fields that have
+    different names compared to the normal model or are not present at all and need to be computed to create the
+    required format for fullcalendar.
+    """
+    model = DefaultSlot
+    context_object_name = "default_slots"
+
+    def get_queryset(self):
+        return super().get_queryset().filter(event=self.event)
+
+    def render_to_response(self, context, **response_kwargs):
+        all_room_ids = [r.pk for r in self.event.room_set.all()]
+        return JsonResponse(
+            [{
+                "title": "",
+                "resourceIds": all_room_ids,
+                "start": timezone.localtime(a.start, self.event.timezone).strftime("%Y-%m-%d %H:%M:%S"),
+                "end": timezone.localtime(a.end, self.event.timezone).strftime("%Y-%m-%d %H:%M:%S"),
+                "display": 'background',
+                "groupId": 'defaultSlot',
+                "backgroundColor": '#69b6d4'
+            } for a in context["default_slots"]],
+            safe=False,
+            **response_kwargs
+        )
+
+
+class EventSerializer(serializers.ModelSerializer):
+    """
+    REST framework serializer to adapt between AKSlot model and the event format of fullcalendar
+    """
+    class Meta:
+        model = AKSlot
+        fields = ['id', 'start', 'end', 'roomId']
+
+    start = serializers.DateTimeField()
+    end = serializers.DateTimeField()
+    roomId = serializers.IntegerField(source='room.pk')
+
+    def update(self, instance, validated_data):
+        # Ignore timezone of input (treat it as timezone-less) and set the event timezone
+        # By working like this, the client does not need to know about timezones, since every timestamp it deals with
+        # has the timezone offsets already applied
+        start = timezone.make_aware(timezone.make_naive(validated_data.get('start')), instance.event.timezone)
+        end = timezone.make_aware(timezone.make_naive(validated_data.get('end')), instance.event.timezone)
+        instance.start = start
+        # Also, adapt from start & end format of fullcalendar to our start & duration model
+        diff = end - start
+        instance.duration = round(diff.days * 24 + (diff.seconds / 3600), 2)
+
+        # Updated room if needed (pk changed -- otherwise, no need for an additional database lookup)
+        new_room_id = validated_data.get('room')["pk"]
+        if instance.room is None or instance.room.pk != new_room_id:
+            instance.room = get_object_or_404(Room, pk=new_room_id)
+
+        instance.save()
+        return instance
+
+
+class EventsViewSet(EventSlugMixin, mixins.UpdateModelMixin, viewsets.GenericViewSet):
+    """
+    API view: Update scheduling of a slot (event in fullcalendar format)
+
+    Write-only (will however reply with written values to PUT request)
+    """
+    permission_classes = (permissions.DjangoModelPermissions,)
+    serializer_class = EventSerializer
+
+    def get_object(self):
+        return get_object_or_404(AKSlot, pk=self.kwargs["pk"])
+
+    def get_queryset(self):
+        return AKSlot.objects.filter(event=self.event)
+
+
+class ConstraintViolationSerializer(serializers.ModelSerializer):
+    """
+    REST Framework Serializer for constraint violations
+    """
+    class Meta:
+        model = ConstraintViolation
+        fields = ['pk', 'type_display', 'aks', 'ak_slots', 'ak_owner', 'room', 'requirement', 'category', 'comment',
+                  'timestamp_display', 'manually_resolved', 'level_display', 'details', 'edit_url']
+
+
+class ConstraintViolationsViewSet(EventSlugMixin, mixins.ListModelMixin, viewsets.GenericViewSet):
+    """
+    API View: Constraint Violations of an event
+
+    Read-only, fields and model selected in :class:`ConstraintViolationSerializer`
+    """
+    permission_classes = (permissions.DjangoModelPermissions,)
+    serializer_class = ConstraintViolationSerializer
+
+    def get_queryset(self):
+        # Optimize query to reduce database load
+        return (ConstraintViolation.objects.select_related('event', 'room')
+                .prefetch_related('aks', 'ak_slots', 'ak_owner', 'requirement', 'category')
+                .filter(event=self.event).order_by('manually_resolved', '-type', '-timestamp'))

AKScheduling/apps.py

@@ -2,4 +2,7 @@ from django.apps import AppConfig
 
 
 class AkschedulingConfig(AppConfig):
+    """
+    App configuration (default, only specifies name of the app)
+    """
     name = 'AKScheduling'

AKScheduling/forms.py

+from django import forms
+from django.utils.translation import gettext_lazy as _
+
+from AKModel.models import AK
+
+
+class AKInterestForm(forms.ModelForm):
+    """
+    Form for quickly changing the interest count and notes of an AK
+    """
+    required_css_class = 'required'
+
+    class Meta:
+        model = AK
+        fields = ['interest',
+                  'notes',
+                  ]
+
+
+class AKAddSlotForm(forms.Form):
+    """
+    Form to create a new slot for an existing AK directly from scheduling view
+    """
+    start = forms.CharField(label=_("Start"), disabled=True)
+    end = forms.CharField(label=_("End"), disabled=True)
+    duration = forms.CharField(label=_("Duration"), disabled=True)
+    room = forms.IntegerField(label=_("Room"), disabled=True, widget=forms.HiddenInput())
+    room_name = forms.CharField(label=_("Room"), disabled=True)
+
+    def __init__(self, event):
+        super().__init__()
+        self.fields['ak'] = forms.ModelChoiceField(event.ak_set.all(), label=_("AK"))

AKScheduling/locale/de_DE/LC_MESSAGES/django.po

+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2024-04-25 00:24+0200\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"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: AKScheduling/forms.py:24
+msgid "Start"
+msgstr "Start"
+
+#: AKScheduling/forms.py:25
+msgid "End"
+msgstr "Ende"
+
+#: AKScheduling/forms.py:26
+msgid "Duration"
+msgstr ""
+
+#: AKScheduling/forms.py:27
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:171
+msgid "Room"
+msgstr "Raum"
+
+#: AKScheduling/forms.py:31
+msgid "AK"
+msgstr "AK"
+
+#: AKScheduling/models.py:92
+#, python-format
+msgid ""
+"Not enough space for AK interest (Interest: %(interest)d, Capacity: "
+"%(capacity)d)"
+msgstr ""
+"Nicht genug Platz für AK-Interesse (Interesse: %(interest)d, Kapazität: "
+"%(capacity)d)"
+
+#: AKScheduling/models.py:106
+#, python-format
+msgid ""
+"Space is too close to AK interest (Interest: %(interest)d, Capacity: "
+"%(capacity)d)"
+msgstr ""
+"Verfügbarer Platz zu dicht an Interesse (Interesse: %(interest)d, Kapazität: "
+"%(capacity)d)"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:11
+msgid "Constraint Violations for"
+msgstr ""
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:44
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:105
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:240
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:375
+msgid "No violations"
+msgstr "Keine Verletzungen"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:82
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:346
+msgid "Violation(s)"
+msgstr "Verletzung(en)"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:85
+msgid "Auto reload?"
+msgstr "Automatisch neu laden?"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:89
+msgid "Reload now"
+msgstr "Jetzt neu laden"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:95
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:228
+msgid "Violation"
+msgstr "Verletzung"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:96
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:369
+msgid "Problem"
+msgstr "Problem"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:97
+msgid "Details"
+msgstr "Details"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:98
+msgid "Since"
+msgstr "Seit"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:111
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:256
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:332
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:48
+#: AKScheduling/templates/admin/AKScheduling/unscheduled.html:34
+msgid "Event Status"
+msgstr "Event-Status"
+
+#: AKScheduling/templates/admin/AKScheduling/constraint_violations.html:113
+msgid "Scheduling"
+msgstr "Scheduling"
+
+#: AKScheduling/templates/admin/AKScheduling/interest.html:32
+msgid "Submit"
+msgstr "Abschicken"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:11
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:21
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:329
+msgid "Scheduling for"
+msgstr "Scheduling für"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:135
+msgid "Name of new ak track"
+msgstr "Name des neuen AK-Tracks"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:151
+msgid "Could not create ak track"
+msgstr "Konnte neuen AK-Track nicht anlegen"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:177
+msgid "Could not update ak track name"
+msgstr "Konnte Namen des AK-Tracks nicht ändern"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:183
+msgid "Do you really want to delete this ak track?"
+msgstr "Soll dieser AK-Track wirklich gelöscht werden?"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:197
+msgid "Could not delete ak track"
+msgstr "AK-Track konnte nicht gelöscht werden"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:216
+msgid "Manage AK Tracks"
+msgstr "AK-Tracks verwalten"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:217
+msgid "Add ak track"
+msgstr "AK-Track hinzufügen"
+
+#: AKScheduling/templates/admin/AKScheduling/manage_tracks.html:222
+msgid "AKs without track"
+msgstr "AKs ohne Track"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:106
+msgid "Day (Horizontal)"
+msgstr "Tag (horizontal)"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:113
+msgid "Day (Vertical)"
+msgstr "Tag (vertikal)"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:124
+msgid "Event (Horizontal)"
+msgstr "Event (horizontal)"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:133
+msgid "Event (Vertical)"
+msgstr "Event (vertikal)"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:271
+msgid "Please choose AK"
+msgstr "Bitte AK auswählen"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:291
+msgid "Could not create slot"
+msgstr "Konnte Slot nicht anlegen"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:307
+msgid "Add slot"
+msgstr "Slot hinzufügen"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:315
+msgid "Add"
+msgstr "Hinzufügen"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:316
+msgid "Cancel"
+msgstr "Abbrechen"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:343
+msgid "Unscheduled"
+msgstr "Nicht gescheduled"
+
+#: AKScheduling/templates/admin/AKScheduling/scheduling.html:368
+msgid "Level"
+msgstr "Level"
+
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:14
+msgid "AKs with public notes"
+msgstr "AKs mit öffentlichen Kommentaren"
+
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:21
+msgid "AKs without availabilities"
+msgstr "AKs ohne Verfügbarkeiten"
+
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:28
+msgid "Create default availabilities"
+msgstr "Standardverfügbarkeiten anlegen"
+
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:31
+msgid "AK wishes with slots"
+msgstr "AK-Wünsche mit Slots"
+
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:38
+msgid "Delete slots for wishes"
+msgstr ""
+
+#: AKScheduling/templates/admin/AKScheduling/special_attention.html:40
+msgid "AKs without slots"
+msgstr "AKs ohne Slots"
+
+#: AKScheduling/templates/admin/AKScheduling/status/cvs.html:6
+msgid ""
+"\n"
+"            <h3>Constraint Violation</h3>\n"
+"            "
+msgid_plural ""
+"\n"
+"            <h3>Constraint Violations</h3>\n"
+"        "
+msgstr[0] ""
+"\n"
+"            <h3>Constraintverletzung</h3>\n"
+"            "
+msgstr[1] ""
+"\n"
+"            <h3>Constraintverletzungen</h3>\n"
+"        "
+
+#: AKScheduling/templates/admin/AKScheduling/unscheduled.html:7
+msgid "Unscheduled AK Slots"
+msgstr "Noch nicht geschedulte AK-Slots"
+
+#: AKScheduling/templates/admin/AKScheduling/unscheduled.html:11
+msgid "Count"
+msgstr "Anzahl"
+
+#: AKScheduling/views.py:150
+msgid "Interest updated"
+msgstr "Interesse aktualisiert"
+
+#: AKScheduling/views.py:201
+msgid "Wishes"
+msgstr "Wünsche"
+
+#: AKScheduling/views.py:219
+msgid "Cleanup: Delete unscheduled slots for wishes"
+msgstr "Aufräumen: Noch nicht geplante Slots für Wünsche löschen"
+
+#: AKScheduling/views.py:226
+#, python-brace-format
+msgid ""
+"The following {count} unscheduled slots of wishes will be deleted:\n"
+"\n"
+" {slots}"
+msgstr ""
+"Die folgenden {count} noch nicht geplanten Slots von Wünschen werden "
+"gelöscht:\n"
+"\n"
+" {slots}"
+
+#: AKScheduling/views.py:233
+msgid "Unscheduled slots for wishes successfully deleted"
+msgstr "Noch nicht geplante Slots für Wünsche erfolgreich gelöscht"
+
+#: AKScheduling/views.py:247
+msgid "Create default availabilities for AKs"
+msgstr "Standardverfügbarkeiten für AKs anlegen"
+
+#: AKScheduling/views.py:254
+#, python-brace-format
+msgid ""
+"The following {count} AKs don't have any availability information. Create "
+"default availability for them:\n"
+"\n"
+" {aks}"
+msgstr ""
+"Die folgenden {count} AKs haben keine Verfügbarkeitsinformationen. "
+"Standardverfügbarkeiten für sie anlegen:\n"
+"\n"
+" {aks}"
+
+#: AKScheduling/views.py:274
+#, python-brace-format
+msgid "Could not create default availabilities for AK: {ak}"
+msgstr "Konnte keine Verfügbarkeit anlegen für AK: {ak}"
+
+#: AKScheduling/views.py:279
+#, python-brace-format
+msgid "Created default availabilities for {count} AKs"
+msgstr "Standardverfügbarkeiten für {count} AKs angelegt"
+
+#: AKScheduling/views.py:290
+msgid "Constraint Violations"
+msgstr "Constraintverletzungen"
+
+#~ msgid "Bitte AK auswählen"
+#~ msgstr "Please sel"
+
+#~ msgid "Cannot load current violations from server"
+#~ msgstr "Kann die aktuellen Verletzungen nicht vom Server laden"

AKScheduling/models.py

-# Create your models here.
+# This file mainly contains signal receivers, which follow a very strong interface, having e.g., a sender attribute
+# that is hardly used by us. Nevertheless, to follow the django receiver coding style and since changes might
+# cause issues when loading fixtures or model dumps, it is not wise to replace that attribute with "_".
+# Therefore, the check that finds unused arguments is disabled for this whole file:
+# pylint: disable=unused-argument
+
+from django.db.models.signals import post_save, m2m_changed, pre_delete
+from django.dispatch import receiver
+from django.utils.translation import gettext_lazy as _
+
+from AKModel.availability.models import Availability
+from AKModel.models import AK, AKSlot, Room, Event, ConstraintViolation
+
+
+def update_constraint_violations(new_violations, existing_violations_to_check):
+    """
+    Update existing constraint violations (subset for which new violations were computed) based on these new violations.
+    This will add all new violations without a match, preserve the matching ones
+    and delete the obsolete ones (those without a match from the newly calculated violations).
+
+    :param new_violations: list of new (not yet saved) violations that exist after the last change
+    :type new_violations: list[ConstraintViolation]
+    :param existing_violations_to_check: list of related violations currently in the db
+    :type existing_violations_to_check: list[ConstraintViolation]
+    """
+    for new_violation in new_violations:
+        found_match = False
+        for existing_violation in existing_violations_to_check:
+            if existing_violation.matches(new_violation):
+                # Remove from existing violations set since it should stay in db
+                existing_violations_to_check.remove(existing_violation)
+                found_match = True
+                break
+
+        # Only save new violation if no match was found
+        if not found_match:
+            new_violation.save()
+
+    # Cleanup obsolete violations (ones without matches computed under current conditions)
+    for outdated_violation in existing_violations_to_check:
+        outdated_violation.delete()
+
+
+def update_cv_reso_deadline_for_slot(slot):
+    """
+    Update constraint violation AK_AFTER_RESODEADLINE for given slot
+
+    :param slot: slot to check/update
+    :type slot: AKSlot
+    """
+    event = slot.event
+
+    # Update only if reso_deadline exists
+    # if event was changed and reso_deadline is removed, CVs will be deleted by event changed handler
+    # Update only has to be done for already scheduled slots with reso intention
+    if slot.ak.reso and slot.event.reso_deadline and slot.start:
+        violation_type = ConstraintViolation.ViolationType.AK_AFTER_RESODEADLINE
+        new_violations = []
+
+        # Violation?
+        if slot.end > event.reso_deadline:
+            c = ConstraintViolation(
+                type=violation_type,
+                level=ConstraintViolation.ViolationLevel.VIOLATION,
+                event=event,
+            )
+            c.aks_tmp.add(slot.ak)
+            c.ak_slots_tmp.add(slot)
+            new_violations.append(c)
+        update_constraint_violations(new_violations, list(slot.constraintviolation_set.filter(type=violation_type)))
+
+
+def check_capacity_for_slot(slot: AKSlot):
+    """
+    Check whether this slot violates the capacity requirement
+
+    :param slot: slot to check
+    :type slot: AKSlot
+    :return: Violation (if any) or None
+    :rtype: ConstraintViolation or None
+    """
+
+    # If slot is scheduled in a room and interest was specified
+    if slot.room and slot.room.capacity >= 0 and slot.ak.interest >= 0:
+        # Create a violation if interest exceeds room capacity
+        if slot.room.capacity < slot.ak.interest:
+            c = ConstraintViolation(
+                type=ConstraintViolation.ViolationType.ROOM_CAPACITY_EXCEEDED,
+                level=ConstraintViolation.ViolationLevel.VIOLATION,
+                event=slot.event,
+                room=slot.room,
+                comment=_("Not enough space for AK interest (Interest: %(interest)d, Capacity: %(capacity)d)")
+                        % {'interest': slot.ak.interest, 'capacity': slot.room.capacity},
+            )
+            c.ak_slots_tmp.add(slot)
+            c.aks_tmp.add(slot.ak)
+            return c
+
+        # Create a warning if interest is close to room capacity
+        if slot.room.capacity < slot.ak.interest + 5 or slot.room.capacity < slot.ak.interest * 1.25:
+            c = ConstraintViolation(
+                type=ConstraintViolation.ViolationType.ROOM_CAPACITY_EXCEEDED,
+                level=ConstraintViolation.ViolationLevel.WARNING,
+                event=slot.event,
+                room=slot.room,
+                comment=_("Space is too close to AK interest (Interest: %(interest)d, Capacity: %(capacity)d)")
+                        % {'interest': slot.ak.interest, 'capacity': slot.room.capacity}
+            )
+            c.ak_slots_tmp.add(slot)
+            c.aks_tmp.add(slot.ak)
+            return c
+
+    return None
+
+
+@receiver(post_save, sender=AK)
+def ak_changed_handler(sender, instance: AK, **kwargs):
+    """
+    Signal receiver: Check for violations after AK changed
+
+    Changes might affect: Reso intention, Category, Interest
+    """
+    # TODO Reso intention changes
+
+    # Check room capacities
+    violation_type = ConstraintViolation.ViolationType.ROOM_CAPACITY_EXCEEDED
+    new_violations = []
+    for slot in instance.akslot_set.all():
+        cv = check_capacity_for_slot(slot)
+        if cv is not None:
+            new_violations.append(cv)
+
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(m2m_changed, sender=AK.owners.through)
+def ak_owners_changed_handler(sender, instance: AK, action: str, **kwargs):
+    """
+    Signal receiver: Owners of AK changed
+    """
+    # Only signal after change (post_add, post_delete, post_clear) are relevant
+    if not action.startswith("post"):
+        return
+
+    event = instance.event
+
+    # Owner(s) changed: Might affect multiple AKs by the same owner(s) at the same time
+    violation_type = ConstraintViolation.ViolationType.OWNER_TWO_SLOTS
+    new_violations = []
+
+    slots_of_this_ak: [AKSlot] = instance.akslot_set.filter(start__isnull=False)
+
+    # For all owners (after recent change)...
+    for owner in instance.owners.all():
+        # ...find other slots that might be overlapping...
+
+        for ak in owner.ak_set.all():
+            # ...find overlapping slots...
+            if ak != instance:
+                for slot in slots_of_this_ak:
+                    for other_slot in ak.akslot_set.filter(start__isnull=False):
+                        if slot.overlaps(other_slot):
+                            # ...and create a temporary violation if necessary...
+                            c = ConstraintViolation(
+                                type=violation_type,
+                                level=ConstraintViolation.ViolationLevel.VIOLATION,
+                                event=event,
+                                ak_owner=owner
+                            )
+                            c.aks_tmp.add(instance)
+                            c.aks_tmp.add(other_slot.ak)
+                            c.ak_slots_tmp.add(slot)
+                            c.ak_slots_tmp.add(other_slot)
+                            new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(m2m_changed, sender=AK.conflicts.through)
+def ak_conflicts_changed_handler(sender, instance: AK, action: str, **kwargs):
+    """
+    Signal receiver: Conflicts of AK changed
+    """
+    # Only signal after change (post_add, post_delete, post_clear) are relevant
+    if not action.startswith("post"):
+        return
+
+    event = instance.event
+
+    # Conflict(s) changed: Might affect multiple AKs that are conflicts of each other
+    violation_type = ConstraintViolation.ViolationType.AK_CONFLICT_COLLISION
+    new_violations = []
+
+    slots_of_this_ak: [AKSlot] = instance.akslot_set.filter(start__isnull=False)
+    conflicts_of_this_ak: [AK] = instance.conflicts.all()
+
+    # Loop over all existing conflicts
+    for ak in conflicts_of_this_ak:
+        if ak != instance:
+            for other_slot in ak.akslot_set.filter(start__isnull=False):
+                for slot in slots_of_this_ak:
+                    # ...find overlapping slots...
+                    if slot.overlaps(other_slot):
+                        # ...and create a temporary violation if necessary...
+                        c = ConstraintViolation(
+                            type=violation_type,
+                            level=ConstraintViolation.ViolationLevel.VIOLATION,
+                            event=event,
+                        )
+                        c.aks_tmp.add(instance)
+                        c.ak_slots_tmp.add(slot)
+                        c.ak_slots_tmp.add(other_slot)
+                        new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(m2m_changed, sender=AK.prerequisites.through)
+def ak_prerequisites_changed_handler(sender, instance: AK, action: str, **kwargs):
+    """
+    Signal receiver: Prerequisites of AK changed
+    """
+    # Only signal after change (post_add, post_delete, post_clear) are relevant
+    if not action.startswith("post"):
+        return
+
+    event = instance.event
+
+    # Prerequisite(s) changed: Might affect multiple AKs that should have a certain order
+    violation_type = ConstraintViolation.ViolationType.AK_BEFORE_PREREQUISITE
+    new_violations = []
+
+    slots_of_this_ak: [AKSlot] = instance.akslot_set.filter(start__isnull=False)
+    prerequisites_of_this_ak: [AK] = instance.prerequisites.all()
+
+    # Loop over all prerequisites
+    for ak in prerequisites_of_this_ak:
+        if ak != instance:
+            for other_slot in ak.akslot_set.filter(start__isnull=False):
+                for slot in slots_of_this_ak:
+                    # ...find overlapping slots...
+                    if other_slot.end > slot.start:
+                        # ...and create a temporary violation if necessary...
+                        c = ConstraintViolation(
+                            type=violation_type,
+                            level=ConstraintViolation.ViolationLevel.VIOLATION,
+                            event=event,
+                        )
+                        c.aks_tmp.add(instance)
+                        c.ak_slots_tmp.add(slot)
+                        c.ak_slots_tmp.add(other_slot)
+                        new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(m2m_changed, sender=AK.requirements.through)
+def ak_requirements_changed_handler(sender, instance: AK, action: str, **kwargs):
+    """
+    Signal receiver: Requirements of AK changed
+    """
+    # Only signal after change (post_add, post_delete, post_clear) are relevant
+    if not action.startswith("post"):
+        return
+
+    event = instance.event
+
+    # Requirement(s) changed: Might affect slots and rooms
+    violation_type = ConstraintViolation.ViolationType.REQUIRE_NOT_GIVEN
+    new_violations = []
+
+    slots_of_this_ak: [AKSlot] = instance.akslot_set.filter(start__isnull=False)
+
+    # For all requirements (after recent change)...
+    for slot in slots_of_this_ak:
+
+        room = slot.room
+        room_requirements = room.properties.all()
+
+        for requirement in instance.requirements.all():
+
+            if not requirement in room_requirements:
+                # ...and create a temporary violation if necessary...
+                c = ConstraintViolation(
+                    type=violation_type,
+                    level=ConstraintViolation.ViolationLevel.VIOLATION,
+                    event=event,
+                    requirement=requirement,
+                    room=room,
+                )
+                c.aks_tmp.add(instance)
+                c.ak_slots_tmp.add(slot)
+                new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(post_save, sender=AKSlot)
+def akslot_changed_handler(sender, instance: AKSlot, **kwargs):
+    """
+    Signal receiver: AKSlot changed
+
+    Changes might affect: Duplicate parallel, Two in room, Resodeadline
+    """
+    # TODO Consider rewriting this very long and complex method to resolve several (style) issues:
+    # pylint: disable=too-many-nested-blocks,too-many-locals,too-many-branches,too-many-statements
+    event = instance.event
+
+    # == Check for two parallel slots by one of the owners ==
+
+    violation_type = ConstraintViolation.ViolationType.OWNER_TWO_SLOTS
+    new_violations = []
+
+    if instance.start:
+        # For all owners (after recent change)...
+        for owner in instance.ak.owners.all():
+            # ...find other slots that might be overlapping...
+
+            for ak in owner.ak_set.all():
+                # ...find overlapping slots...
+                if ak != instance.ak:
+                    for other_slot in ak.akslot_set.filter(start__isnull=False):
+                        if instance.overlaps(other_slot):
+                            # ...and create a temporary violation if necessary...
+                            c = ConstraintViolation(
+                                type=violation_type,
+                                level=ConstraintViolation.ViolationLevel.VIOLATION,
+                                event=event,
+                                ak_owner=owner
+                            )
+                            c.aks_tmp.add(instance.ak)
+                            c.aks_tmp.add(other_slot.ak)
+                            c.ak_slots_tmp.add(instance)
+                            c.ak_slots_tmp.add(other_slot)
+                            new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == Check for two aks in the same room at the same time ==
+
+    violation_type = ConstraintViolation.ViolationType.ROOM_TWO_SLOTS
+    new_violations = []
+
+    # For all slots in this room...
+    if instance.room:
+        for other_slot in instance.room.akslot_set.all():
+            if other_slot != instance:
+                # ... find overlapping slots...
+                if instance.overlaps(other_slot):
+                    # ...and create a temporary violation if necessary...
+                    c = ConstraintViolation(
+                        type=violation_type,
+                        level=ConstraintViolation.ViolationLevel.WARNING,
+                        event=event,
+                        room=instance.room
+                    )
+                    c.aks_tmp.add(instance.ak)
+                    c.aks_tmp.add(other_slot.ak)
+                    c.ak_slots_tmp.add(instance)
+                    c.ak_slots_tmp.add(other_slot)
+                    new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the slot that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == Check for reso ak after reso deadline ==
+
+    update_cv_reso_deadline_for_slot(instance)
+
+    # == Check for two slots of the same AK at the same time (warning) ==
+
+    violation_type = ConstraintViolation.ViolationType.AK_SLOT_COLLISION
+    new_violations = []
+
+    if instance.start:
+        # For all other slots of this ak...
+        for other_slot in instance.ak.akslot_set.filter(start__isnull=False):
+            if other_slot != instance:
+                # ... find overlapping slots...
+                if instance.overlaps(other_slot):
+                    # ...and create a temporary violation if necessary...
+                    c = ConstraintViolation(
+                        type=violation_type,
+                        level=ConstraintViolation.ViolationLevel.WARNING,
+                        event=event,
+                    )
+                    c.aks_tmp.add(instance.ak)
+                    c.ak_slots_tmp.add(instance)
+                    c.ak_slots_tmp.add(other_slot)
+                    new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the slot that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == Check for slot outside availability ==
+
+    # An AK's availability changed: Might affect AK slots scheduled outside the permitted time
+    violation_type = ConstraintViolation.ViolationType.SLOT_OUTSIDE_AVAIL
+    new_violations = []
+
+    if instance.start:
+        availabilities_of_this_ak: [Availability] = instance.ak.availabilities.all()
+
+        covered = False
+
+        for availability in availabilities_of_this_ak:
+            covered = availability.start <= instance.start and availability.end >= instance.end
+            if covered:
+                break
+        if not covered:
+            c = ConstraintViolation(
+                type=violation_type,
+                level=ConstraintViolation.ViolationLevel.VIOLATION,
+                event=event
+            )
+            c.aks_tmp.add(instance.ak)
+            c.ak_slots_tmp.add(instance)
+            new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == Check for requirement not fulfilled by room ==
+
+    # Room(s) changed: Might affect slots and rooms
+    violation_type = ConstraintViolation.ViolationType.REQUIRE_NOT_GIVEN
+    new_violations = []
+
+    if instance.room:
+
+        room_requirements = instance.room.properties.all()
+
+        for requirement in instance.ak.requirements.all():
+
+            if requirement not in room_requirements:
+                # ...and create a temporary violation if necessary...
+                c = ConstraintViolation(
+                    type=violation_type,
+                    level=ConstraintViolation.ViolationLevel.VIOLATION,
+                    event=event,
+                    requirement=requirement,
+                    room=instance.room,
+                )
+                c.aks_tmp.add(instance.ak)
+                c.ak_slots_tmp.add(instance)
+                new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == check for simultaneous slots of conflicting AKs ==
+
+    violation_type = ConstraintViolation.ViolationType.AK_CONFLICT_COLLISION
+    new_violations = []
+
+    if instance.start:
+        conflicts_of_this_ak: [AK] = instance.ak.conflicts.all()
+
+        for ak in conflicts_of_this_ak:
+            if ak != instance.ak:
+                for other_slot in ak.akslot_set.filter(start__isnull=False):
+                    # ...find overlapping slots...
+                    if instance.overlaps(other_slot):
+                        # ...and create a temporary violation if necessary...
+                        c = ConstraintViolation(
+                            type=violation_type,
+                            level=ConstraintViolation.ViolationLevel.VIOLATION,
+                            event=event,
+                        )
+                        c.aks_tmp.add(instance.ak)
+                        c.ak_slots_tmp.add(instance)
+                        c.ak_slots_tmp.add(other_slot)
+                        new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.ak.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == check for missing prerequisites ==
+
+    violation_type = ConstraintViolation.ViolationType.AK_BEFORE_PREREQUISITE
+    new_violations = []
+
+    if instance.start:
+        prerequisites_of_this_ak: [AK] = instance.ak.prerequisites.all()
+
+        for ak in prerequisites_of_this_ak:
+            if ak != instance.ak:
+                for other_slot in ak.akslot_set.filter(start__isnull=False):
+                    # ...find slots in the wrong order...
+                    if other_slot.end > instance.start:
+                        # ...and create a temporary violation if necessary...
+                        c = ConstraintViolation(
+                            type=violation_type,
+                            level=ConstraintViolation.ViolationLevel.VIOLATION,
+                            event=event,
+                        )
+                        c.aks_tmp.add(instance.ak)
+                        c.ak_slots_tmp.add(instance)
+                        c.ak_slots_tmp.add(other_slot)
+                        new_violations.append(c)
+
+    # ... and compare to/update list of existing violations of this type
+    # belonging to the AK that was recently changed (important!)
+    existing_violations_to_check = list(instance.ak.constraintviolation_set.filter(type=violation_type))
+    # print(existing_violations_to_check)
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+    # == Check for room capacity ==
+    cv = check_capacity_for_slot(instance)
+    new_violations = [cv] if cv is not None else []
+
+    # Compare to/update list of existing violations of this type for this slot
+    existing_violations_to_check = list(
+        instance.constraintviolation_set.filter(type=ConstraintViolation.ViolationType.ROOM_CAPACITY_EXCEEDED)
+    )
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(pre_delete, sender=AKSlot)
+def akslot_deleted_handler(sender, instance: AKSlot, **kwargs):
+    """
+    Signal receiver: AKSlot deleted
+
+    Manually clean up or remove constraint violations that belong to this slot since there is no cascade deletion
+    for many2many relationships. Explicitly listening for AK deletion signals is not necessary since they will
+    transitively trigger this signal and we always set both AK and AKSlot references in a constraint violation
+    """
+    # print(f"{instance} deleted")
+
+    for cv in instance.constraintviolation_set.all():
+        # Make sure not delete CVs that e.g., show three parallel slots in a single room
+        if cv.ak_slots.count() <= 2:
+            cv.delete()
+
+
+@receiver(post_save, sender=Room)
+def room_changed_handler(sender, instance: Room, **kwargs):
+    """
+    Signal receiver: Room changed
+
+    Changes might affect: Room size
+    """
+    # Check room capacities
+    violation_type = ConstraintViolation.ViolationType.ROOM_CAPACITY_EXCEEDED
+    new_violations = []
+    for slot in instance.akslot_set.all():
+        cv = check_capacity_for_slot(slot)
+        if cv is not None:
+            new_violations.append(cv)
+
+    existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+    update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(m2m_changed, sender=Room.properties.through)
+def room_requirements_changed_handler(sender, instance: Room, action: str, **kwargs):
+    """
+    Signal Receiver: Requirements of room changed
+    """
+    # Only signal after change (post_add, post_delete, post_clear) are relevant
+    if not action.startswith("post"):
+        return
+
+    # event = instance.event
+    # TODO React to changes
+
+
+@receiver(post_save, sender=Availability)
+def availability_changed_handler(sender, instance: Availability, **kwargs):
+    """
+    Signal receiver: Availalability changed
+
+    Changes might affect: category availability, AK availability, Room availability
+    """
+    event = instance.event
+
+    # An AK's availability changed: Might affect AK slots scheduled outside the permitted time
+    if instance.ak:
+        violation_type = ConstraintViolation.ViolationType.SLOT_OUTSIDE_AVAIL
+        new_violations = []
+
+        availabilities_of_this_ak: [Availability] = instance.ak.availabilities.all()
+        slots_of_this_ak: [AKSlot] = instance.ak.akslot_set.filter(start__isnull=False)
+
+        for slot in slots_of_this_ak:
+            covered = False
+            for availability in availabilities_of_this_ak:
+                covered = availability.start <= slot.start and availability.end >= slot.end
+                if covered:
+                    break
+            if not covered:
+                c = ConstraintViolation(
+                    type=violation_type,
+                    level=ConstraintViolation.ViolationLevel.VIOLATION,
+                    event=event
+                )
+                c.aks_tmp.add(instance.ak)
+                c.ak_slots_tmp.add(slot)
+                new_violations.append(c)
+
+        # ... and compare to/update list of existing violations of this type
+        # belonging to the AK that was recently changed (important!)
+        existing_violations_to_check = list(instance.ak.constraintviolation_set.filter(type=violation_type))
+        # print(existing_violations_to_check)
+        update_constraint_violations(new_violations, existing_violations_to_check)
+
+
+@receiver(post_save, sender=Event)
+def event_changed_handler(sender, instance: Event, **kwargs):
+    """
+    Signal receiver: Event changed
+
+    Changes might affect: Reso deadline
+    """
+    # Check for reso ak after reso deadline (which might have changed)
+    if instance.reso_deadline:
+        for slot in instance.akslot_set.filter(start__isnull=False, ak__reso=True):
+            update_cv_reso_deadline_for_slot(slot)
+    else:
+        # No reso deadline, delete all violations
+        violation_type = ConstraintViolation.ViolationType.AK_AFTER_RESODEADLINE
+        existing_violations_to_check = list(instance.constraintviolation_set.filter(type=violation_type))
+        update_constraint_violations([], existing_violations_to_check)

AKScheduling/static/AKScheduling/js/scheduling.js

+function loadCVs(url, callback_success, callback_error) {
+    $.ajax({
+        url: url,
+        type: 'GET',
+        success: callback_success,
+        error: callback_error
+    });
+}
+
+const default_cv_callback_error = function(response) {
+   alert("{% trans 'Cannot load current violations from server' %}");
+}

AKScheduling/static/AKScheduling/vendor/dragula/dragula.css

+.gu-mirror {
+  position: fixed !important;
+  margin: 0 !important;
+  z-index: 9999 !important;
+  opacity: 0.8;
+  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=80)";
+  filter: alpha(opacity=80);
+}
+.gu-hide {
+  display: none !important;
+}
+.gu-unselectable {
+  -webkit-user-select: none !important;
+  -moz-user-select: none !important;
+  -ms-user-select: none !important;
+  user-select: none !important;
+}
+.gu-transit {
+  opacity: 0.2;
+  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=20)";
+  filter: alpha(opacity=20);
+}

AKScheduling/static/AKScheduling/vendor/dragula/dragula.js

+(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.dragula = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
+'use strict';
+
+var cache = {};
+var start = '(?:^|\\s)';
+var end = '(?:\\s|$)';
+
+function lookupClass (className) {
+  var cached = cache[className];
+  if (cached) {
+    cached.lastIndex = 0;
+  } else {
+    cache[className] = cached = new RegExp(start + className + end, 'g');
+  }
+  return cached;
+}
+
+function addClass (el, className) {
+  var current = el.className;
+  if (!current.length) {
+    el.className = className;
+  } else if (!lookupClass(className).test(current)) {
+    el.className += ' ' + className;
+  }
+}
+
+function rmClass (el, className) {
+  el.className = el.className.replace(lookupClass(className), ' ').trim();
+}
+
+module.exports = {
+  add: addClass,
+  rm: rmClass
+};
+
+},{}],2:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var emitter = require('contra/emitter');
+var crossvent = require('crossvent');
+var classes = require('./classes');
+var doc = document;
+var documentElement = doc.documentElement;
+
+function dragula (initialContainers, options) {
+  var len = arguments.length;
+  if (len === 1 && Array.isArray(initialContainers) === false) {
+    options = initialContainers;
+    initialContainers = [];
+  }
+  var _mirror; // mirror image
+  var _source; // source container
+  var _item; // item being dragged
+  var _offsetX; // reference x
+  var _offsetY; // reference y
+  var _moveX; // reference move x
+  var _moveY; // reference move y
+  var _initialSibling; // reference sibling when grabbed
+  var _currentSibling; // reference sibling now
+  var _copy; // item used for copying
+  var _renderTimer; // timer for setTimeout renderMirrorImage
+  var _lastDropTarget = null; // last container item was over
+  var _grabbed; // holds mousedown context until first mousemove
+
+  var o = options || {};
+  if (o.moves === void 0) { o.moves = always; }
+  if (o.accepts === void 0) { o.accepts = always; }
+  if (o.invalid === void 0) { o.invalid = invalidTarget; }
+  if (o.containers === void 0) { o.containers = initialContainers || []; }
+  if (o.isContainer === void 0) { o.isContainer = never; }
+  if (o.copy === void 0) { o.copy = false; }
+  if (o.copySortSource === void 0) { o.copySortSource = false; }
+  if (o.revertOnSpill === void 0) { o.revertOnSpill = false; }
+  if (o.removeOnSpill === void 0) { o.removeOnSpill = false; }
+  if (o.direction === void 0) { o.direction = 'vertical'; }
+  if (o.ignoreInputTextSelection === void 0) { o.ignoreInputTextSelection = true; }
+  if (o.mirrorContainer === void 0) { o.mirrorContainer = doc.body; }
+
+  var drake = emitter({
+    containers: o.containers,
+    start: manualStart,
+    end: end,
+    cancel: cancel,
+    remove: remove,
+    destroy: destroy,
+    canMove: canMove,
+    dragging: false
+  });
+
+  if (o.removeOnSpill === true) {
+    drake.on('over', spillOver).on('out', spillOut);
+  }
+
+  events();
+
+  return drake;
+
+  function isContainer (el) {
+    return drake.containers.indexOf(el) !== -1 || o.isContainer(el);
+  }
+
+  function events (remove) {
+    var op = remove ? 'remove' : 'add';
+    touchy(documentElement, op, 'mousedown', grab);
+    touchy(documentElement, op, 'mouseup', release);
+  }
+
+  function eventualMovements (remove) {
+    var op = remove ? 'remove' : 'add';
+    touchy(documentElement, op, 'mousemove', startBecauseMouseMoved);
+  }
+
+  function movements (remove) {
+    var op = remove ? 'remove' : 'add';
+    crossvent[op](documentElement, 'selectstart', preventGrabbed); // IE8
+    crossvent[op](documentElement, 'click', preventGrabbed);
+  }
+
+  function destroy () {
+    events(true);
+    release({});
+  }
+
+  function preventGrabbed (e) {
+    if (_grabbed) {
+      e.preventDefault();
+    }
+  }
+
+  function grab (e) {
+    _moveX = e.clientX;
+    _moveY = e.clientY;
+
+    var ignore = whichMouseButton(e) !== 1 || e.metaKey || e.ctrlKey;
+    if (ignore) {
+      return; // we only care about honest-to-god left clicks and touch events
+    }
+    var item = e.target;
+    var context = canStart(item);
+    if (!context) {
+      return;
+    }
+    _grabbed = context;
+    eventualMovements();
+    if (e.type === 'mousedown') {
+      if (isInput(item)) { // see also: https://github.com/bevacqua/dragula/issues/208
+        item.focus(); // fixes https://github.com/bevacqua/dragula/issues/176
+      } else {
+        e.preventDefault(); // fixes https://github.com/bevacqua/dragula/issues/155
+      }
+    }
+  }
+
+  function startBecauseMouseMoved (e) {
+    if (!_grabbed) {
+      return;
+    }
+    if (whichMouseButton(e) === 0) {
+      release({});
+      return; // when text is selected on an input and then dragged, mouseup doesn't fire. this is our only hope
+    }
+
+    // truthy check fixes #239, equality fixes #207, fixes #501
+    if ((e.clientX !== void 0 && Math.abs(e.clientX - _moveX) <= (o.slideFactorX || 0)) &&
+      (e.clientY !== void 0 && Math.abs(e.clientY - _moveY) <= (o.slideFactorY || 0))) {
+      return;
+    }
+
+    if (o.ignoreInputTextSelection) {
+      var clientX = getCoord('clientX', e) || 0;
+      var clientY = getCoord('clientY', e) || 0;
+      var elementBehindCursor = doc.elementFromPoint(clientX, clientY);
+      if (isInput(elementBehindCursor)) {
+        return;
+      }
+    }
+
+    var grabbed = _grabbed; // call to end() unsets _grabbed
+    eventualMovements(true);
+    movements();
+    end();
+    start(grabbed);
+
+    var offset = getOffset(_item);
+    _offsetX = getCoord('pageX', e) - offset.left;
+    _offsetY = getCoord('pageY', e) - offset.top;
+
+    classes.add(_copy || _item, 'gu-transit');
+    renderMirrorImage();
+    drag(e);
+  }
+
+  function canStart (item) {
+    if (drake.dragging && _mirror) {
+      return;
+    }
+    if (isContainer(item)) {
+      return; // don't drag container itself
+    }
+    var handle = item;
+    while (getParent(item) && isContainer(getParent(item)) === false) {
+      if (o.invalid(item, handle)) {
+        return;
+      }
+      item = getParent(item); // drag target should be a top element
+      if (!item) {
+        return;
+      }
+    }
+    var source = getParent(item);
+    if (!source) {
+      return;
+    }
+    if (o.invalid(item, handle)) {
+      return;
+    }
+
+    var movable = o.moves(item, source, handle, nextEl(item));
+    if (!movable) {
+      return;
+    }
+
+    return {
+      item: item,
+      source: source
+    };
+  }
+
+  function canMove (item) {
+    return !!canStart(item);
+  }
+
+  function manualStart (item) {
+    var context = canStart(item);
+    if (context) {
+      start(context);
+    }
+  }
+
+  function start (context) {
+    if (isCopy(context.item, context.source)) {
+      _copy = context.item.cloneNode(true);
+      drake.emit('cloned', _copy, context.item, 'copy');
+    }
+
+    _source = context.source;
+    _item = context.item;
+    _initialSibling = _currentSibling = nextEl(context.item);
+
+    drake.dragging = true;
+    drake.emit('drag', _item, _source);
+  }
+
+  function invalidTarget () {
+    return false;
+  }
+
+  function end () {
+    if (!drake.dragging) {
+      return;
+    }
+    var item = _copy || _item;
+    drop(item, getParent(item));
+  }
+
+  function ungrab () {
+    _grabbed = false;
+    eventualMovements(true);
+    movements(true);
+  }
+
+  function release (e) {
+    ungrab();
+
+    if (!drake.dragging) {
+      return;
+    }
+    var item = _copy || _item;
+    var clientX = getCoord('clientX', e) || 0;
+    var clientY = getCoord('clientY', e) || 0;
+    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);
+    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);
+    if (dropTarget && ((_copy && o.copySortSource) || (!_copy || dropTarget !== _source))) {
+      drop(item, dropTarget);
+    } else if (o.removeOnSpill) {
+      remove();
+    } else {
+      cancel();
+    }
+  }
+
+  function drop (item, target) {
+    var parent = getParent(item);
+    if (_copy && o.copySortSource && target === _source) {
+      parent.removeChild(_item);
+    }
+    if (isInitialPlacement(target)) {
+      drake.emit('cancel', item, _source, _source);
+    } else {
+      drake.emit('drop', item, target, _source, _currentSibling);
+    }
+    cleanup();
+  }
+
+  function remove () {
+    if (!drake.dragging) {
+      return;
+    }
+    var item = _copy || _item;
+    var parent = getParent(item);
+    if (parent) {
+      parent.removeChild(item);
+    }
+    drake.emit(_copy ? 'cancel' : 'remove', item, parent, _source);
+    cleanup();
+  }
+
+  function cancel (revert) {
+    if (!drake.dragging) {
+      return;
+    }
+    var reverts = arguments.length > 0 ? revert : o.revertOnSpill;
+    var item = _copy || _item;
+    var parent = getParent(item);
+    var initial = isInitialPlacement(parent);
+    if (initial === false && reverts) {
+      if (_copy) {
+        if (parent) {
+          parent.removeChild(_copy);
+        }
+      } else {
+        _source.insertBefore(item, _initialSibling);
+      }
+    }
+    if (initial || reverts) {
+      drake.emit('cancel', item, _source, _source);
+    } else {
+      drake.emit('drop', item, parent, _source, _currentSibling);
+    }
+    cleanup();
+  }
+
+  function cleanup () {
+    var item = _copy || _item;
+    ungrab();
+    removeMirrorImage();
+    if (item) {
+      classes.rm(item, 'gu-transit');
+    }
+    if (_renderTimer) {
+      clearTimeout(_renderTimer);
+    }
+    drake.dragging = false;
+    if (_lastDropTarget) {
+      drake.emit('out', item, _lastDropTarget, _source);
+    }
+    drake.emit('dragend', item);
+    _source = _item = _copy = _initialSibling = _currentSibling = _renderTimer = _lastDropTarget = null;
+  }
+
+  function isInitialPlacement (target, s) {
+    var sibling;
+    if (s !== void 0) {
+      sibling = s;
+    } else if (_mirror) {
+      sibling = _currentSibling;
+    } else {
+      sibling = nextEl(_copy || _item);
+    }
+    return target === _source && sibling === _initialSibling;
+  }
+
+  function findDropTarget (elementBehindCursor, clientX, clientY) {
+    var target = elementBehindCursor;
+    while (target && !accepted()) {
+      target = getParent(target);
+    }
+    return target;
+
+    function accepted () {
+      var droppable = isContainer(target);
+      if (droppable === false) {
+        return false;
+      }
+
+      var immediate = getImmediateChild(target, elementBehindCursor);
+      var reference = getReference(target, immediate, clientX, clientY);
+      var initial = isInitialPlacement(target, reference);
+      if (initial) {
+        return true; // should always be able to drop it right back where it was
+      }
+      return o.accepts(_item, target, _source, reference);
+    }
+  }
+
+  function drag (e) {
+    if (!_mirror) {
+      return;
+    }
+    e.preventDefault();
+
+    var clientX = getCoord('clientX', e) || 0;
+    var clientY = getCoord('clientY', e) || 0;
+    var x = clientX - _offsetX;
+    var y = clientY - _offsetY;
+
+    _mirror.style.left = x + 'px';
+    _mirror.style.top = y + 'px';
+
+    var item = _copy || _item;
+    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);
+    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);
+    var changed = dropTarget !== null && dropTarget !== _lastDropTarget;
+    if (changed || dropTarget === null) {
+      out();
+      _lastDropTarget = dropTarget;
+      over();
+    }
+    var parent = getParent(item);
+    if (dropTarget === _source && _copy && !o.copySortSource) {
+      if (parent) {
+        parent.removeChild(item);
+      }
+      return;
+    }
+    var reference;
+    var immediate = getImmediateChild(dropTarget, elementBehindCursor);
+    if (immediate !== null) {
+      reference = getReference(dropTarget, immediate, clientX, clientY);
+    } else if (o.revertOnSpill === true && !_copy) {
+      reference = _initialSibling;
+      dropTarget = _source;
+    } else {
+      if (_copy && parent) {
+        parent.removeChild(item);
+      }
+      return;
+    }
+    if (
+      (reference === null && changed) ||
+      reference !== item &&
+      reference !== nextEl(item)
+    ) {
+      _currentSibling = reference;
+      dropTarget.insertBefore(item, reference);
+      drake.emit('shadow', item, dropTarget, _source);
+    }
+    function moved (type) { drake.emit(type, item, _lastDropTarget, _source); }
+    function over () { if (changed) { moved('over'); } }
+    function out () { if (_lastDropTarget) { moved('out'); } }
+  }
+
+  function spillOver (el) {
+    classes.rm(el, 'gu-hide');
+  }
+
+  function spillOut (el) {
+    if (drake.dragging) { classes.add(el, 'gu-hide'); }
+  }
+
+  function renderMirrorImage () {
+    if (_mirror) {
+      return;
+    }
+    var rect = _item.getBoundingClientRect();
+    _mirror = _item.cloneNode(true);
+    _mirror.style.width = getRectWidth(rect) + 'px';
+    _mirror.style.height = getRectHeight(rect) + 'px';
+    classes.rm(_mirror, 'gu-transit');
+    classes.add(_mirror, 'gu-mirror');
+    o.mirrorContainer.appendChild(_mirror);
+    touchy(documentElement, 'add', 'mousemove', drag);
+    classes.add(o.mirrorContainer, 'gu-unselectable');
+    drake.emit('cloned', _mirror, _item, 'mirror');
+  }
+
+  function removeMirrorImage () {
+    if (_mirror) {
+      classes.rm(o.mirrorContainer, 'gu-unselectable');
+      touchy(documentElement, 'remove', 'mousemove', drag);
+      getParent(_mirror).removeChild(_mirror);
+      _mirror = null;
+    }
+  }
+
+  function getImmediateChild (dropTarget, target) {
+    var immediate = target;
+    while (immediate !== dropTarget && getParent(immediate) !== dropTarget) {
+      immediate = getParent(immediate);
+    }
+    if (immediate === documentElement) {
+      return null;
+    }
+    return immediate;
+  }
+
+  function getReference (dropTarget, target, x, y) {
+    var horizontal = o.direction === 'horizontal';
+    var reference = target !== dropTarget ? inside() : outside();
+    return reference;
+
+    function outside () { // slower, but able to figure out any position
+      var len = dropTarget.children.length;
+      var i;
+      var el;
+      var rect;
+      for (i = 0; i < len; i++) {
+        el = dropTarget.children[i];
+        rect = el.getBoundingClientRect();
+        if (horizontal && (rect.left + rect.width / 2) > x) { return el; }
+        if (!horizontal && (rect.top + rect.height / 2) > y) { return el; }
+      }
+      return null;
+    }
+
+    function inside () { // faster, but only available if dropped inside a child element
+      var rect = target.getBoundingClientRect();
+      if (horizontal) {
+        return resolve(x > rect.left + getRectWidth(rect) / 2);
+      }
+      return resolve(y > rect.top + getRectHeight(rect) / 2);
+    }
+
+    function resolve (after) {
+      return after ? nextEl(target) : target;
+    }
+  }
+
+  function isCopy (item, container) {
+    return typeof o.copy === 'boolean' ? o.copy : o.copy(item, container);
+  }
+}
+
+function touchy (el, op, type, fn) {
+  var touch = {
+    mouseup: 'touchend',
+    mousedown: 'touchstart',
+    mousemove: 'touchmove'
+  };
+  var pointers = {
+    mouseup: 'pointerup',
+    mousedown: 'pointerdown',
+    mousemove: 'pointermove'
+  };
+  var microsoft = {
+    mouseup: 'MSPointerUp',
+    mousedown: 'MSPointerDown',
+    mousemove: 'MSPointerMove'
+  };
+  if (global.navigator.pointerEnabled) {
+    crossvent[op](el, pointers[type], fn);
+  } else if (global.navigator.msPointerEnabled) {
+    crossvent[op](el, microsoft[type], fn);
+  } else {
+    crossvent[op](el, touch[type], fn);
+    crossvent[op](el, type, fn);
+  }
+}
+
+function whichMouseButton (e) {
+  if (e.touches !== void 0) { return e.touches.length; }
+  if (e.which !== void 0 && e.which !== 0) { return e.which; } // see https://github.com/bevacqua/dragula/issues/261
+  if (e.buttons !== void 0) { return e.buttons; }
+  var button = e.button;
+  if (button !== void 0) { // see https://github.com/jquery/jquery/blob/99e8ff1baa7ae341e94bb89c3e84570c7c3ad9ea/src/event.js#L573-L575
+    return button & 1 ? 1 : button & 2 ? 3 : (button & 4 ? 2 : 0);
+  }
+}
+
+function getOffset (el) {
+  var rect = el.getBoundingClientRect();
+  return {
+    left: rect.left + getScroll('scrollLeft', 'pageXOffset'),
+    top: rect.top + getScroll('scrollTop', 'pageYOffset')
+  };
+}
+
+function getScroll (scrollProp, offsetProp) {
+  if (typeof global[offsetProp] !== 'undefined') {
+    return global[offsetProp];
+  }
+  if (documentElement.clientHeight) {
+    return documentElement[scrollProp];
+  }
+  return doc.body[scrollProp];
+}
+
+function getElementBehindPoint (point, x, y) {
+  point = point || {};
+  var state = point.className || '';
+  var el;
+  point.className += ' gu-hide';
+  el = doc.elementFromPoint(x, y);
+  point.className = state;
+  return el;
+}
+
+function never () { return false; }
+function always () { return true; }
+function getRectWidth (rect) { return rect.width || (rect.right - rect.left); }
+function getRectHeight (rect) { return rect.height || (rect.bottom - rect.top); }
+function getParent (el) { return el.parentNode === doc ? null : el.parentNode; }
+function isInput (el) { return el.tagName === 'INPUT' || el.tagName === 'TEXTAREA' || el.tagName === 'SELECT' || isEditable(el); }
+function isEditable (el) {
+  if (!el) { return false; } // no parents were editable
+  if (el.contentEditable === 'false') { return false; } // stop the lookup
+  if (el.contentEditable === 'true') { return true; } // found a contentEditable element in the chain
+  return isEditable(getParent(el)); // contentEditable is set to 'inherit'
+}
+
+function nextEl (el) {
+  return el.nextElementSibling || manually();
+  function manually () {
+    var sibling = el;
+    do {
+      sibling = sibling.nextSibling;
+    } while (sibling && sibling.nodeType !== 1);
+    return sibling;
+  }
+}
+
+function getEventHost (e) {
+  // on touchend event, we have to use `e.changedTouches`
+  // see http://stackoverflow.com/questions/7192563/touchend-event-properties
+  // see https://github.com/bevacqua/dragula/issues/34
+  if (e.targetTouches && e.targetTouches.length) {
+    return e.targetTouches[0];
+  }
+  if (e.changedTouches && e.changedTouches.length) {
+    return e.changedTouches[0];
+  }
+  return e;
+}
+
+function getCoord (coord, e) {
+  var host = getEventHost(e);
+  var missMap = {
+    pageX: 'clientX', // IE8
+    pageY: 'clientY' // IE8
+  };
+  if (coord in missMap && !(coord in host) && missMap[coord] in host) {
+    coord = missMap[coord];
+  }
+  return host[coord];
+}
+
+module.exports = dragula;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./classes":1,"contra/emitter":5,"crossvent":6}],3:[function(require,module,exports){
+module.exports = function atoa (a, n) { return Array.prototype.slice.call(a, n); }
+
+},{}],4:[function(require,module,exports){
+'use strict';
+
+var ticky = require('ticky');
+
+module.exports = function debounce (fn, args, ctx) {
+  if (!fn) { return; }
+  ticky(function run () {
+    fn.apply(ctx || null, args || []);
+  });
+};
+
+},{"ticky":10}],5:[function(require,module,exports){
+'use strict';
+
+var atoa = require('atoa');
+var debounce = require('./debounce');
+
+module.exports = function emitter (thing, options) {
+  var opts = options || {};
+  var evt = {};
+  if (thing === undefined) { thing = {}; }
+  thing.on = function (type, fn) {
+    if (!evt[type]) {
+      evt[type] = [fn];
+    } else {
+      evt[type].push(fn);
+    }
+    return thing;
+  };
+  thing.once = function (type, fn) {
+    fn._once = true; // thing.off(fn) still works!
+    thing.on(type, fn);
+    return thing;
+  };
+  thing.off = function (type, fn) {
+    var c = arguments.length;
+    if (c === 1) {
+      delete evt[type];
+    } else if (c === 0) {
+      evt = {};
+    } else {
+      var et = evt[type];
+      if (!et) { return thing; }
+      et.splice(et.indexOf(fn), 1);
+    }
+    return thing;
+  };
+  thing.emit = function () {
+    var args = atoa(arguments);
+    return thing.emitterSnapshot(args.shift()).apply(this, args);
+  };
+  thing.emitterSnapshot = function (type) {
+    var et = (evt[type] || []).slice(0);
+    return function () {
+      var args = atoa(arguments);
+      var ctx = this || thing;
+      if (type === 'error' && opts.throws !== false && !et.length) { throw args.length === 1 ? args[0] : args; }
+      et.forEach(function emitter (listen) {
+        if (opts.async) { debounce(listen, args, ctx); } else { listen.apply(ctx, args); }
+        if (listen._once) { thing.off(type, listen); }
+      });
+      return thing;
+    };
+  };
+  return thing;
+};
+
+},{"./debounce":4,"atoa":3}],6:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var customEvent = require('custom-event');
+var eventmap = require('./eventmap');
+var doc = global.document;
+var addEvent = addEventEasy;
+var removeEvent = removeEventEasy;
+var hardCache = [];
+
+if (!global.addEventListener) {
+  addEvent = addEventHard;
+  removeEvent = removeEventHard;
+}
+
+module.exports = {
+  add: addEvent,
+  remove: removeEvent,
+  fabricate: fabricateEvent
+};
+
+function addEventEasy (el, type, fn, capturing) {
+  return el.addEventListener(type, fn, capturing);
+}
+
+function addEventHard (el, type, fn) {
+  return el.attachEvent('on' + type, wrap(el, type, fn));
+}
+
+function removeEventEasy (el, type, fn, capturing) {
+  return el.removeEventListener(type, fn, capturing);
+}
+
+function removeEventHard (el, type, fn) {
+  var listener = unwrap(el, type, fn);
+  if (listener) {
+    return el.detachEvent('on' + type, listener);
+  }
+}
+
+function fabricateEvent (el, type, model) {
+  var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();
+  if (el.dispatchEvent) {
+    el.dispatchEvent(e);
+  } else {
+    el.fireEvent('on' + type, e);
+  }
+  function makeClassicEvent () {
+    var e;
+    if (doc.createEvent) {
+      e = doc.createEvent('Event');
+      e.initEvent(type, true, true);
+    } else if (doc.createEventObject) {
+      e = doc.createEventObject();
+    }
+    return e;
+  }
+  function makeCustomEvent () {
+    return new customEvent(type, { detail: model });
+  }
+}
+
+function wrapperFactory (el, type, fn) {
+  return function wrapper (originalEvent) {
+    var e = originalEvent || global.event;
+    e.target = e.target || e.srcElement;
+    e.preventDefault = e.preventDefault || function preventDefault () { e.returnValue = false; };
+    e.stopPropagation = e.stopPropagation || function stopPropagation () { e.cancelBubble = true; };
+    e.which = e.which || e.keyCode;
+    fn.call(el, e);
+  };
+}
+
+function wrap (el, type, fn) {
+  var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);
+  hardCache.push({
+    wrapper: wrapper,
+    element: el,
+    type: type,
+    fn: fn
+  });
+  return wrapper;
+}
+
+function unwrap (el, type, fn) {
+  var i = find(el, type, fn);
+  if (i) {
+    var wrapper = hardCache[i].wrapper;
+    hardCache.splice(i, 1); // free up a tad of memory
+    return wrapper;
+  }
+}
+
+function find (el, type, fn) {
+  var i, item;
+  for (i = 0; i < hardCache.length; i++) {
+    item = hardCache[i];
+    if (item.element === el && item.type === type && item.fn === fn) {
+      return i;
+    }
+  }
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{"./eventmap":7,"custom-event":8}],7:[function(require,module,exports){
+(function (global){
+'use strict';
+
+var eventmap = [];
+var eventname = '';
+var ron = /^on/;
+
+for (eventname in global) {
+  if (ron.test(eventname)) {
+    eventmap.push(eventname.slice(2));
+  }
+}
+
+module.exports = eventmap;
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],8:[function(require,module,exports){
+(function (global){
+
+var NativeCustomEvent = global.CustomEvent;
+
+function useNative () {
+  try {
+    var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } });
+    return  'cat' === p.type && 'bar' === p.detail.foo;
+  } catch (e) {
+  }
+  return false;
+}
+
+/**
+ * Cross-browser `CustomEvent` constructor.
+ *
+ * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent
+ *
+ * @public
+ */
+
+module.exports = useNative() ? NativeCustomEvent :
+
+// IE >= 9
+'undefined' !== typeof document && 'function' === typeof document.createEvent ? function CustomEvent (type, params) {
+  var e = document.createEvent('CustomEvent');
+  if (params) {
+    e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);
+  } else {
+    e.initCustomEvent(type, false, false, void 0);
+  }
+  return e;
+} :
+
+// IE <= 8
+function CustomEvent (type, params) {
+  var e = document.createEventObject();
+  e.type = type;
+  if (params) {
+    e.bubbles = Boolean(params.bubbles);
+    e.cancelable = Boolean(params.cancelable);
+    e.detail = params.detail;
+  } else {
+    e.bubbles = false;
+    e.cancelable = false;
+    e.detail = void 0;
+  }
+  return e;
+}
+
+}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
+
+},{}],9:[function(require,module,exports){
+// shim for using process in browser
+var process = module.exports = {};
+
+// cached from whatever global is present so that test runners that stub it
+// don't break things.  But we need to wrap it in a try catch in case it is
+// wrapped in strict mode code which doesn't define any globals.  It's inside a
+// function because try/catches deoptimize in certain engines.
+
+var cachedSetTimeout;
+var cachedClearTimeout;
+
+function defaultSetTimout() {
+    throw new Error('setTimeout has not been defined');
+}
+function defaultClearTimeout () {
+    throw new Error('clearTimeout has not been defined');
+}
+(function () {
+    try {
+        if (typeof setTimeout === 'function') {
+            cachedSetTimeout = setTimeout;
+        } else {
+            cachedSetTimeout = defaultSetTimout;
+        }
+    } catch (e) {
+        cachedSetTimeout = defaultSetTimout;
+    }
+    try {
+        if (typeof clearTimeout === 'function') {
+            cachedClearTimeout = clearTimeout;
+        } else {
+            cachedClearTimeout = defaultClearTimeout;
+        }
+    } catch (e) {
+        cachedClearTimeout = defaultClearTimeout;
+    }
+} ())
+function runTimeout(fun) {
+    if (cachedSetTimeout === setTimeout) {
+        //normal enviroments in sane situations
+        return setTimeout(fun, 0);
+    }
+    // if setTimeout wasn't available but was latter defined
+    if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {
+        cachedSetTimeout = setTimeout;
+        return setTimeout(fun, 0);
+    }
+    try {
+        // when when somebody has screwed with setTimeout but no I.E. maddness
+        return cachedSetTimeout(fun, 0);
+    } catch(e){
+        try {
+            // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally
+            return cachedSetTimeout.call(null, fun, 0);
+        } catch(e){
+            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error
+            return cachedSetTimeout.call(this, fun, 0);
+        }
+    }
+
+
+}
+function runClearTimeout(marker) {
+    if (cachedClearTimeout === clearTimeout) {
+        //normal enviroments in sane situations
+        return clearTimeout(marker);
+    }
+    // if clearTimeout wasn't available but was latter defined
+    if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {
+        cachedClearTimeout = clearTimeout;
+        return clearTimeout(marker);
+    }
+    try {
+        // when when somebody has screwed with setTimeout but no I.E. maddness
+        return cachedClearTimeout(marker);
+    } catch (e){
+        try {
+            // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally
+            return cachedClearTimeout.call(null, marker);
+        } catch (e){
+            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.
+            // Some versions of I.E. have different rules for clearTimeout vs setTimeout
+            return cachedClearTimeout.call(this, marker);
+        }
+    }
+
+
+
+}
+var queue = [];
+var draining = false;
+var currentQueue;
+var queueIndex = -1;
+
+function cleanUpNextTick() {
+    if (!draining || !currentQueue) {
+        return;
+    }
+    draining = false;
+    if (currentQueue.length) {
+        queue = currentQueue.concat(queue);
+    } else {
+        queueIndex = -1;
+    }
+    if (queue.length) {
+        drainQueue();
+    }
+}
+
+function drainQueue() {
+    if (draining) {
+        return;
+    }
+    var timeout = runTimeout(cleanUpNextTick);
+    draining = true;
+
+    var len = queue.length;
+    while(len) {
+        currentQueue = queue;
+        queue = [];
+        while (++queueIndex < len) {
+            if (currentQueue) {
+                currentQueue[queueIndex].run();
+            }
+        }
+        queueIndex = -1;
+        len = queue.length;
+    }
+    currentQueue = null;
+    draining = false;
+    runClearTimeout(timeout);
+}
+
+process.nextTick = function (fun) {
+    var args = new Array(arguments.length - 1);
+    if (arguments.length > 1) {
+        for (var i = 1; i < arguments.length; i++) {
+            args[i - 1] = arguments[i];
+        }
+    }
+    queue.push(new Item(fun, args));
+    if (queue.length === 1 && !draining) {
+        runTimeout(drainQueue);
+    }
+};
+
+// v8 likes predictible objects
+function Item(fun, array) {
+    this.fun = fun;
+    this.array = array;
+}
+Item.prototype.run = function () {
+    this.fun.apply(null, this.array);
+};
+process.title = 'browser';
+process.browser = true;
+process.env = {};
+process.argv = [];
+process.version = ''; // empty string to avoid regexp issues
+process.versions = {};
+
+function noop() {}
+
+process.on = noop;
+process.addListener = noop;
+process.once = noop;
+process.off = noop;
+process.removeListener = noop;
+process.removeAllListeners = noop;
+process.emit = noop;
+process.prependListener = noop;
+process.prependOnceListener = noop;
+
+process.listeners = function (name) { return [] }
+
+process.binding = function (name) {
+    throw new Error('process.binding is not supported');
+};
+
+process.cwd = function () { return '/' };
+process.chdir = function (dir) {
+    throw new Error('process.chdir is not supported');
+};
+process.umask = function() { return 0; };
+
+},{}],10:[function(require,module,exports){
+(function (setImmediate){
+var si = typeof setImmediate === 'function', tick;
+if (si) {
+  tick = function (fn) { setImmediate(fn); };
+} else {
+  tick = function (fn) { setTimeout(fn, 0); };
+}
+
+module.exports = tick;
+}).call(this,require("timers").setImmediate)
+
+},{"timers":11}],11:[function(require,module,exports){
+(function (setImmediate,clearImmediate){
+var nextTick = require('process/browser.js').nextTick;
+var apply = Function.prototype.apply;
+var slice = Array.prototype.slice;
+var immediateIds = {};
+var nextImmediateId = 0;
+
+// DOM APIs, for completeness
+
+exports.setTimeout = function() {
+  return new Timeout(apply.call(setTimeout, window, arguments), clearTimeout);
+};
+exports.setInterval = function() {
+  return new Timeout(apply.call(setInterval, window, arguments), clearInterval);
+};
+exports.clearTimeout =
+exports.clearInterval = function(timeout) { timeout.close(); };
+
+function Timeout(id, clearFn) {
+  this._id = id;
+  this._clearFn = clearFn;
+}
+Timeout.prototype.unref = Timeout.prototype.ref = function() {};
+Timeout.prototype.close = function() {
+  this._clearFn.call(window, this._id);
+};
+
+// Does not start the time, just sets up the members needed.
+exports.enroll = function(item, msecs) {
+  clearTimeout(item._idleTimeoutId);
+  item._idleTimeout = msecs;
+};
+
+exports.unenroll = function(item) {
+  clearTimeout(item._idleTimeoutId);
+  item._idleTimeout = -1;
+};
+
+exports._unrefActive = exports.active = function(item) {
+  clearTimeout(item._idleTimeoutId);
+
+  var msecs = item._idleTimeout;
+  if (msecs >= 0) {
+    item._idleTimeoutId = setTimeout(function onTimeout() {
+      if (item._onTimeout)
+        item._onTimeout();
+    }, msecs);
+  }
+};
+
+// That's not how node.js implements it but the exposed api is the same.
+exports.setImmediate = typeof setImmediate === "function" ? setImmediate : function(fn) {
+  var id = nextImmediateId++;
+  var args = arguments.length < 2 ? false : slice.call(arguments, 1);
+
+  immediateIds[id] = true;
+
+  nextTick(function onNextTick() {
+    if (immediateIds[id]) {
+      // fn.call() is faster so we optimize for the common use-case
+      // @see http://jsperf.com/call-apply-segu
+      if (args) {
+        fn.apply(null, args);
+      } else {
+        fn.call(null);
+      }
+      // Prevent ids from leaking
+      exports.clearImmediate(id);
+    }
+  });
+
+  return id;
+};
+
+exports.clearImmediate = typeof clearImmediate === "function" ? clearImmediate : function(id) {
+  delete immediateIds[id];
+};
+}).call(this,require("timers").setImmediate,require("timers").clearImmediate)
+
+},{"process/browser.js":9,"timers":11}]},{},[2])(2)
+});
+
+//# sourceMappingURL=data:application/json;charset=utf-8;base64,{"version":3,"sources":["node_modules/browser-pack/_prelude.js","classes.js","dragula.js","node_modules/atoa/atoa.js","node_modules/contra/debounce.js","node_modules/contra/emitter.js","node_modules/crossvent/src/crossvent.js","node_modules/crossvent/src/eventmap.js","node_modules/custom-event/index.js","node_modules/process/browser.js","node_modules/ticky/ticky-browser.js","node_modules/timers-browserify/main.js"],"names":[],"mappings":"AAAA;ACAA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;ACjCA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;;ACnmBA;AACA;;ACDA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;ACVA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;ACtDA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;;;ACrGA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;;;ACbA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;;AChDA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;ACxLA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;;;;;ACPA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA","file":"generated.js","sourceRoot":"","sourcesContent":["(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c=\"function\"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error(\"Cannot find module '\"+i+\"'\");throw a.code=\"MODULE_NOT_FOUND\",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u=\"function\"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()","'use strict';\n\nvar cache = {};\nvar start = '(?:^|\\\\s)';\nvar end = '(?:\\\\s|$)';\n\nfunction lookupClass (className) {\n  var cached = cache[className];\n  if (cached) {\n    cached.lastIndex = 0;\n  } else {\n    cache[className] = cached = new RegExp(start + className + end, 'g');\n  }\n  return cached;\n}\n\nfunction addClass (el, className) {\n  var current = el.className;\n  if (!current.length) {\n    el.className = className;\n  } else if (!lookupClass(className).test(current)) {\n    el.className += ' ' + className;\n  }\n}\n\nfunction rmClass (el, className) {\n  el.className = el.className.replace(lookupClass(className), ' ').trim();\n}\n\nmodule.exports = {\n  add: addClass,\n  rm: rmClass\n};\n","'use strict';\n\nvar emitter = require('contra/emitter');\nvar crossvent = require('crossvent');\nvar classes = require('./classes');\nvar doc = document;\nvar documentElement = doc.documentElement;\n\nfunction dragula (initialContainers, options) {\n  var len = arguments.length;\n  if (len === 1 && Array.isArray(initialContainers) === false) {\n    options = initialContainers;\n    initialContainers = [];\n  }\n  var _mirror; // mirror image\n  var _source; // source container\n  var _item; // item being dragged\n  var _offsetX; // reference x\n  var _offsetY; // reference y\n  var _moveX; // reference move x\n  var _moveY; // reference move y\n  var _initialSibling; // reference sibling when grabbed\n  var _currentSibling; // reference sibling now\n  var _copy; // item used for copying\n  var _renderTimer; // timer for setTimeout renderMirrorImage\n  var _lastDropTarget = null; // last container item was over\n  var _grabbed; // holds mousedown context until first mousemove\n\n  var o = options || {};\n  if (o.moves === void 0) { o.moves = always; }\n  if (o.accepts === void 0) { o.accepts = always; }\n  if (o.invalid === void 0) { o.invalid = invalidTarget; }\n  if (o.containers === void 0) { o.containers = initialContainers || []; }\n  if (o.isContainer === void 0) { o.isContainer = never; }\n  if (o.copy === void 0) { o.copy = false; }\n  if (o.copySortSource === void 0) { o.copySortSource = false; }\n  if (o.revertOnSpill === void 0) { o.revertOnSpill = false; }\n  if (o.removeOnSpill === void 0) { o.removeOnSpill = false; }\n  if (o.direction === void 0) { o.direction = 'vertical'; }\n  if (o.ignoreInputTextSelection === void 0) { o.ignoreInputTextSelection = true; }\n  if (o.mirrorContainer === void 0) { o.mirrorContainer = doc.body; }\n\n  var drake = emitter({\n    containers: o.containers,\n    start: manualStart,\n    end: end,\n    cancel: cancel,\n    remove: remove,\n    destroy: destroy,\n    canMove: canMove,\n    dragging: false\n  });\n\n  if (o.removeOnSpill === true) {\n    drake.on('over', spillOver).on('out', spillOut);\n  }\n\n  events();\n\n  return drake;\n\n  function isContainer (el) {\n    return drake.containers.indexOf(el) !== -1 || o.isContainer(el);\n  }\n\n  function events (remove) {\n    var op = remove ? 'remove' : 'add';\n    touchy(documentElement, op, 'mousedown', grab);\n    touchy(documentElement, op, 'mouseup', release);\n  }\n\n  function eventualMovements (remove) {\n    var op = remove ? 'remove' : 'add';\n    touchy(documentElement, op, 'mousemove', startBecauseMouseMoved);\n  }\n\n  function movements (remove) {\n    var op = remove ? 'remove' : 'add';\n    crossvent[op](documentElement, 'selectstart', preventGrabbed); // IE8\n    crossvent[op](documentElement, 'click', preventGrabbed);\n  }\n\n  function destroy () {\n    events(true);\n    release({});\n  }\n\n  function preventGrabbed (e) {\n    if (_grabbed) {\n      e.preventDefault();\n    }\n  }\n\n  function grab (e) {\n    _moveX = e.clientX;\n    _moveY = e.clientY;\n\n    var ignore = whichMouseButton(e) !== 1 || e.metaKey || e.ctrlKey;\n    if (ignore) {\n      return; // we only care about honest-to-god left clicks and touch events\n    }\n    var item = e.target;\n    var context = canStart(item);\n    if (!context) {\n      return;\n    }\n    _grabbed = context;\n    eventualMovements();\n    if (e.type === 'mousedown') {\n      if (isInput(item)) { // see also: https://github.com/bevacqua/dragula/issues/208\n        item.focus(); // fixes https://github.com/bevacqua/dragula/issues/176\n      } else {\n        e.preventDefault(); // fixes https://github.com/bevacqua/dragula/issues/155\n      }\n    }\n  }\n\n  function startBecauseMouseMoved (e) {\n    if (!_grabbed) {\n      return;\n    }\n    if (whichMouseButton(e) === 0) {\n      release({});\n      return; // when text is selected on an input and then dragged, mouseup doesn't fire. this is our only hope\n    }\n\n    // truthy check fixes #239, equality fixes #207, fixes #501\n    if ((e.clientX !== void 0 && Math.abs(e.clientX - _moveX) <= (o.slideFactorX || 0)) &&\n      (e.clientY !== void 0 && Math.abs(e.clientY - _moveY) <= (o.slideFactorY || 0))) {\n      return;\n    }\n\n    if (o.ignoreInputTextSelection) {\n      var clientX = getCoord('clientX', e) || 0;\n      var clientY = getCoord('clientY', e) || 0;\n      var elementBehindCursor = doc.elementFromPoint(clientX, clientY);\n      if (isInput(elementBehindCursor)) {\n        return;\n      }\n    }\n\n    var grabbed = _grabbed; // call to end() unsets _grabbed\n    eventualMovements(true);\n    movements();\n    end();\n    start(grabbed);\n\n    var offset = getOffset(_item);\n    _offsetX = getCoord('pageX', e) - offset.left;\n    _offsetY = getCoord('pageY', e) - offset.top;\n\n    classes.add(_copy || _item, 'gu-transit');\n    renderMirrorImage();\n    drag(e);\n  }\n\n  function canStart (item) {\n    if (drake.dragging && _mirror) {\n      return;\n    }\n    if (isContainer(item)) {\n      return; // don't drag container itself\n    }\n    var handle = item;\n    while (getParent(item) && isContainer(getParent(item)) === false) {\n      if (o.invalid(item, handle)) {\n        return;\n      }\n      item = getParent(item); // drag target should be a top element\n      if (!item) {\n        return;\n      }\n    }\n    var source = getParent(item);\n    if (!source) {\n      return;\n    }\n    if (o.invalid(item, handle)) {\n      return;\n    }\n\n    var movable = o.moves(item, source, handle, nextEl(item));\n    if (!movable) {\n      return;\n    }\n\n    return {\n      item: item,\n      source: source\n    };\n  }\n\n  function canMove (item) {\n    return !!canStart(item);\n  }\n\n  function manualStart (item) {\n    var context = canStart(item);\n    if (context) {\n      start(context);\n    }\n  }\n\n  function start (context) {\n    if (isCopy(context.item, context.source)) {\n      _copy = context.item.cloneNode(true);\n      drake.emit('cloned', _copy, context.item, 'copy');\n    }\n\n    _source = context.source;\n    _item = context.item;\n    _initialSibling = _currentSibling = nextEl(context.item);\n\n    drake.dragging = true;\n    drake.emit('drag', _item, _source);\n  }\n\n  function invalidTarget () {\n    return false;\n  }\n\n  function end () {\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    drop(item, getParent(item));\n  }\n\n  function ungrab () {\n    _grabbed = false;\n    eventualMovements(true);\n    movements(true);\n  }\n\n  function release (e) {\n    ungrab();\n\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    var clientX = getCoord('clientX', e) || 0;\n    var clientY = getCoord('clientY', e) || 0;\n    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);\n    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);\n    if (dropTarget && ((_copy && o.copySortSource) || (!_copy || dropTarget !== _source))) {\n      drop(item, dropTarget);\n    } else if (o.removeOnSpill) {\n      remove();\n    } else {\n      cancel();\n    }\n  }\n\n  function drop (item, target) {\n    var parent = getParent(item);\n    if (_copy && o.copySortSource && target === _source) {\n      parent.removeChild(_item);\n    }\n    if (isInitialPlacement(target)) {\n      drake.emit('cancel', item, _source, _source);\n    } else {\n      drake.emit('drop', item, target, _source, _currentSibling);\n    }\n    cleanup();\n  }\n\n  function remove () {\n    if (!drake.dragging) {\n      return;\n    }\n    var item = _copy || _item;\n    var parent = getParent(item);\n    if (parent) {\n      parent.removeChild(item);\n    }\n    drake.emit(_copy ? 'cancel' : 'remove', item, parent, _source);\n    cleanup();\n  }\n\n  function cancel (revert) {\n    if (!drake.dragging) {\n      return;\n    }\n    var reverts = arguments.length > 0 ? revert : o.revertOnSpill;\n    var item = _copy || _item;\n    var parent = getParent(item);\n    var initial = isInitialPlacement(parent);\n    if (initial === false && reverts) {\n      if (_copy) {\n        if (parent) {\n          parent.removeChild(_copy);\n        }\n      } else {\n        _source.insertBefore(item, _initialSibling);\n      }\n    }\n    if (initial || reverts) {\n      drake.emit('cancel', item, _source, _source);\n    } else {\n      drake.emit('drop', item, parent, _source, _currentSibling);\n    }\n    cleanup();\n  }\n\n  function cleanup () {\n    var item = _copy || _item;\n    ungrab();\n    removeMirrorImage();\n    if (item) {\n      classes.rm(item, 'gu-transit');\n    }\n    if (_renderTimer) {\n      clearTimeout(_renderTimer);\n    }\n    drake.dragging = false;\n    if (_lastDropTarget) {\n      drake.emit('out', item, _lastDropTarget, _source);\n    }\n    drake.emit('dragend', item);\n    _source = _item = _copy = _initialSibling = _currentSibling = _renderTimer = _lastDropTarget = null;\n  }\n\n  function isInitialPlacement (target, s) {\n    var sibling;\n    if (s !== void 0) {\n      sibling = s;\n    } else if (_mirror) {\n      sibling = _currentSibling;\n    } else {\n      sibling = nextEl(_copy || _item);\n    }\n    return target === _source && sibling === _initialSibling;\n  }\n\n  function findDropTarget (elementBehindCursor, clientX, clientY) {\n    var target = elementBehindCursor;\n    while (target && !accepted()) {\n      target = getParent(target);\n    }\n    return target;\n\n    function accepted () {\n      var droppable = isContainer(target);\n      if (droppable === false) {\n        return false;\n      }\n\n      var immediate = getImmediateChild(target, elementBehindCursor);\n      var reference = getReference(target, immediate, clientX, clientY);\n      var initial = isInitialPlacement(target, reference);\n      if (initial) {\n        return true; // should always be able to drop it right back where it was\n      }\n      return o.accepts(_item, target, _source, reference);\n    }\n  }\n\n  function drag (e) {\n    if (!_mirror) {\n      return;\n    }\n    e.preventDefault();\n\n    var clientX = getCoord('clientX', e) || 0;\n    var clientY = getCoord('clientY', e) || 0;\n    var x = clientX - _offsetX;\n    var y = clientY - _offsetY;\n\n    _mirror.style.left = x + 'px';\n    _mirror.style.top = y + 'px';\n\n    var item = _copy || _item;\n    var elementBehindCursor = getElementBehindPoint(_mirror, clientX, clientY);\n    var dropTarget = findDropTarget(elementBehindCursor, clientX, clientY);\n    var changed = dropTarget !== null && dropTarget !== _lastDropTarget;\n    if (changed || dropTarget === null) {\n      out();\n      _lastDropTarget = dropTarget;\n      over();\n    }\n    var parent = getParent(item);\n    if (dropTarget === _source && _copy && !o.copySortSource) {\n      if (parent) {\n        parent.removeChild(item);\n      }\n      return;\n    }\n    var reference;\n    var immediate = getImmediateChild(dropTarget, elementBehindCursor);\n    if (immediate !== null) {\n      reference = getReference(dropTarget, immediate, clientX, clientY);\n    } else if (o.revertOnSpill === true && !_copy) {\n      reference = _initialSibling;\n      dropTarget = _source;\n    } else {\n      if (_copy && parent) {\n        parent.removeChild(item);\n      }\n      return;\n    }\n    if (\n      (reference === null && changed) ||\n      reference !== item &&\n      reference !== nextEl(item)\n    ) {\n      _currentSibling = reference;\n      dropTarget.insertBefore(item, reference);\n      drake.emit('shadow', item, dropTarget, _source);\n    }\n    function moved (type) { drake.emit(type, item, _lastDropTarget, _source); }\n    function over () { if (changed) { moved('over'); } }\n    function out () { if (_lastDropTarget) { moved('out'); } }\n  }\n\n  function spillOver (el) {\n    classes.rm(el, 'gu-hide');\n  }\n\n  function spillOut (el) {\n    if (drake.dragging) { classes.add(el, 'gu-hide'); }\n  }\n\n  function renderMirrorImage () {\n    if (_mirror) {\n      return;\n    }\n    var rect = _item.getBoundingClientRect();\n    _mirror = _item.cloneNode(true);\n    _mirror.style.width = getRectWidth(rect) + 'px';\n    _mirror.style.height = getRectHeight(rect) + 'px';\n    classes.rm(_mirror, 'gu-transit');\n    classes.add(_mirror, 'gu-mirror');\n    o.mirrorContainer.appendChild(_mirror);\n    touchy(documentElement, 'add', 'mousemove', drag);\n    classes.add(o.mirrorContainer, 'gu-unselectable');\n    drake.emit('cloned', _mirror, _item, 'mirror');\n  }\n\n  function removeMirrorImage () {\n    if (_mirror) {\n      classes.rm(o.mirrorContainer, 'gu-unselectable');\n      touchy(documentElement, 'remove', 'mousemove', drag);\n      getParent(_mirror).removeChild(_mirror);\n      _mirror = null;\n    }\n  }\n\n  function getImmediateChild (dropTarget, target) {\n    var immediate = target;\n    while (immediate !== dropTarget && getParent(immediate) !== dropTarget) {\n      immediate = getParent(immediate);\n    }\n    if (immediate === documentElement) {\n      return null;\n    }\n    return immediate;\n  }\n\n  function getReference (dropTarget, target, x, y) {\n    var horizontal = o.direction === 'horizontal';\n    var reference = target !== dropTarget ? inside() : outside();\n    return reference;\n\n    function outside () { // slower, but able to figure out any position\n      var len = dropTarget.children.length;\n      var i;\n      var el;\n      var rect;\n      for (i = 0; i < len; i++) {\n        el = dropTarget.children[i];\n        rect = el.getBoundingClientRect();\n        if (horizontal && (rect.left + rect.width / 2) > x) { return el; }\n        if (!horizontal && (rect.top + rect.height / 2) > y) { return el; }\n      }\n      return null;\n    }\n\n    function inside () { // faster, but only available if dropped inside a child element\n      var rect = target.getBoundingClientRect();\n      if (horizontal) {\n        return resolve(x > rect.left + getRectWidth(rect) / 2);\n      }\n      return resolve(y > rect.top + getRectHeight(rect) / 2);\n    }\n\n    function resolve (after) {\n      return after ? nextEl(target) : target;\n    }\n  }\n\n  function isCopy (item, container) {\n    return typeof o.copy === 'boolean' ? o.copy : o.copy(item, container);\n  }\n}\n\nfunction touchy (el, op, type, fn) {\n  var touch = {\n    mouseup: 'touchend',\n    mousedown: 'touchstart',\n    mousemove: 'touchmove'\n  };\n  var pointers = {\n    mouseup: 'pointerup',\n    mousedown: 'pointerdown',\n    mousemove: 'pointermove'\n  };\n  var microsoft = {\n    mouseup: 'MSPointerUp',\n    mousedown: 'MSPointerDown',\n    mousemove: 'MSPointerMove'\n  };\n  if (global.navigator.pointerEnabled) {\n    crossvent[op](el, pointers[type], fn);\n  } else if (global.navigator.msPointerEnabled) {\n    crossvent[op](el, microsoft[type], fn);\n  } else {\n    crossvent[op](el, touch[type], fn);\n    crossvent[op](el, type, fn);\n  }\n}\n\nfunction whichMouseButton (e) {\n  if (e.touches !== void 0) { return e.touches.length; }\n  if (e.which !== void 0 && e.which !== 0) { return e.which; } // see https://github.com/bevacqua/dragula/issues/261\n  if (e.buttons !== void 0) { return e.buttons; }\n  var button = e.button;\n  if (button !== void 0) { // see https://github.com/jquery/jquery/blob/99e8ff1baa7ae341e94bb89c3e84570c7c3ad9ea/src/event.js#L573-L575\n    return button & 1 ? 1 : button & 2 ? 3 : (button & 4 ? 2 : 0);\n  }\n}\n\nfunction getOffset (el) {\n  var rect = el.getBoundingClientRect();\n  return {\n    left: rect.left + getScroll('scrollLeft', 'pageXOffset'),\n    top: rect.top + getScroll('scrollTop', 'pageYOffset')\n  };\n}\n\nfunction getScroll (scrollProp, offsetProp) {\n  if (typeof global[offsetProp] !== 'undefined') {\n    return global[offsetProp];\n  }\n  if (documentElement.clientHeight) {\n    return documentElement[scrollProp];\n  }\n  return doc.body[scrollProp];\n}\n\nfunction getElementBehindPoint (point, x, y) {\n  point = point || {};\n  var state = point.className || '';\n  var el;\n  point.className += ' gu-hide';\n  el = doc.elementFromPoint(x, y);\n  point.className = state;\n  return el;\n}\n\nfunction never () { return false; }\nfunction always () { return true; }\nfunction getRectWidth (rect) { return rect.width || (rect.right - rect.left); }\nfunction getRectHeight (rect) { return rect.height || (rect.bottom - rect.top); }\nfunction getParent (el) { return el.parentNode === doc ? null : el.parentNode; }\nfunction isInput (el) { return el.tagName === 'INPUT' || el.tagName === 'TEXTAREA' || el.tagName === 'SELECT' || isEditable(el); }\nfunction isEditable (el) {\n  if (!el) { return false; } // no parents were editable\n  if (el.contentEditable === 'false') { return false; } // stop the lookup\n  if (el.contentEditable === 'true') { return true; } // found a contentEditable element in the chain\n  return isEditable(getParent(el)); // contentEditable is set to 'inherit'\n}\n\nfunction nextEl (el) {\n  return el.nextElementSibling || manually();\n  function manually () {\n    var sibling = el;\n    do {\n      sibling = sibling.nextSibling;\n    } while (sibling && sibling.nodeType !== 1);\n    return sibling;\n  }\n}\n\nfunction getEventHost (e) {\n  // on touchend event, we have to use `e.changedTouches`\n  // see http://stackoverflow.com/questions/7192563/touchend-event-properties\n  // see https://github.com/bevacqua/dragula/issues/34\n  if (e.targetTouches && e.targetTouches.length) {\n    return e.targetTouches[0];\n  }\n  if (e.changedTouches && e.changedTouches.length) {\n    return e.changedTouches[0];\n  }\n  return e;\n}\n\nfunction getCoord (coord, e) {\n  var host = getEventHost(e);\n  var missMap = {\n    pageX: 'clientX', // IE8\n    pageY: 'clientY' // IE8\n  };\n  if (coord in missMap && !(coord in host) && missMap[coord] in host) {\n    coord = missMap[coord];\n  }\n  return host[coord];\n}\n\nmodule.exports = dragula;\n","module.exports = function atoa (a, n) { return Array.prototype.slice.call(a, n); }\n","'use strict';\n\nvar ticky = require('ticky');\n\nmodule.exports = function debounce (fn, args, ctx) {\n  if (!fn) { return; }\n  ticky(function run () {\n    fn.apply(ctx || null, args || []);\n  });\n};\n","'use strict';\n\nvar atoa = require('atoa');\nvar debounce = require('./debounce');\n\nmodule.exports = function emitter (thing, options) {\n  var opts = options || {};\n  var evt = {};\n  if (thing === undefined) { thing = {}; }\n  thing.on = function (type, fn) {\n    if (!evt[type]) {\n      evt[type] = [fn];\n    } else {\n      evt[type].push(fn);\n    }\n    return thing;\n  };\n  thing.once = function (type, fn) {\n    fn._once = true; // thing.off(fn) still works!\n    thing.on(type, fn);\n    return thing;\n  };\n  thing.off = function (type, fn) {\n    var c = arguments.length;\n    if (c === 1) {\n      delete evt[type];\n    } else if (c === 0) {\n      evt = {};\n    } else {\n      var et = evt[type];\n      if (!et) { return thing; }\n      et.splice(et.indexOf(fn), 1);\n    }\n    return thing;\n  };\n  thing.emit = function () {\n    var args = atoa(arguments);\n    return thing.emitterSnapshot(args.shift()).apply(this, args);\n  };\n  thing.emitterSnapshot = function (type) {\n    var et = (evt[type] || []).slice(0);\n    return function () {\n      var args = atoa(arguments);\n      var ctx = this || thing;\n      if (type === 'error' && opts.throws !== false && !et.length) { throw args.length === 1 ? args[0] : args; }\n      et.forEach(function emitter (listen) {\n        if (opts.async) { debounce(listen, args, ctx); } else { listen.apply(ctx, args); }\n        if (listen._once) { thing.off(type, listen); }\n      });\n      return thing;\n    };\n  };\n  return thing;\n};\n","'use strict';\n\nvar customEvent = require('custom-event');\nvar eventmap = require('./eventmap');\nvar doc = global.document;\nvar addEvent = addEventEasy;\nvar removeEvent = removeEventEasy;\nvar hardCache = [];\n\nif (!global.addEventListener) {\n  addEvent = addEventHard;\n  removeEvent = removeEventHard;\n}\n\nmodule.exports = {\n  add: addEvent,\n  remove: removeEvent,\n  fabricate: fabricateEvent\n};\n\nfunction addEventEasy (el, type, fn, capturing) {\n  return el.addEventListener(type, fn, capturing);\n}\n\nfunction addEventHard (el, type, fn) {\n  return el.attachEvent('on' + type, wrap(el, type, fn));\n}\n\nfunction removeEventEasy (el, type, fn, capturing) {\n  return el.removeEventListener(type, fn, capturing);\n}\n\nfunction removeEventHard (el, type, fn) {\n  var listener = unwrap(el, type, fn);\n  if (listener) {\n    return el.detachEvent('on' + type, listener);\n  }\n}\n\nfunction fabricateEvent (el, type, model) {\n  var e = eventmap.indexOf(type) === -1 ? makeCustomEvent() : makeClassicEvent();\n  if (el.dispatchEvent) {\n    el.dispatchEvent(e);\n  } else {\n    el.fireEvent('on' + type, e);\n  }\n  function makeClassicEvent () {\n    var e;\n    if (doc.createEvent) {\n      e = doc.createEvent('Event');\n      e.initEvent(type, true, true);\n    } else if (doc.createEventObject) {\n      e = doc.createEventObject();\n    }\n    return e;\n  }\n  function makeCustomEvent () {\n    return new customEvent(type, { detail: model });\n  }\n}\n\nfunction wrapperFactory (el, type, fn) {\n  return function wrapper (originalEvent) {\n    var e = originalEvent || global.event;\n    e.target = e.target || e.srcElement;\n    e.preventDefault = e.preventDefault || function preventDefault () { e.returnValue = false; };\n    e.stopPropagation = e.stopPropagation || function stopPropagation () { e.cancelBubble = true; };\n    e.which = e.which || e.keyCode;\n    fn.call(el, e);\n  };\n}\n\nfunction wrap (el, type, fn) {\n  var wrapper = unwrap(el, type, fn) || wrapperFactory(el, type, fn);\n  hardCache.push({\n    wrapper: wrapper,\n    element: el,\n    type: type,\n    fn: fn\n  });\n  return wrapper;\n}\n\nfunction unwrap (el, type, fn) {\n  var i = find(el, type, fn);\n  if (i) {\n    var wrapper = hardCache[i].wrapper;\n    hardCache.splice(i, 1); // free up a tad of memory\n    return wrapper;\n  }\n}\n\nfunction find (el, type, fn) {\n  var i, item;\n  for (i = 0; i < hardCache.length; i++) {\n    item = hardCache[i];\n    if (item.element === el && item.type === type && item.fn === fn) {\n      return i;\n    }\n  }\n}\n","'use strict';\n\nvar eventmap = [];\nvar eventname = '';\nvar ron = /^on/;\n\nfor (eventname in global) {\n  if (ron.test(eventname)) {\n    eventmap.push(eventname.slice(2));\n  }\n}\n\nmodule.exports = eventmap;\n","\nvar NativeCustomEvent = global.CustomEvent;\n\nfunction useNative () {\n  try {\n    var p = new NativeCustomEvent('cat', { detail: { foo: 'bar' } });\n    return  'cat' === p.type && 'bar' === p.detail.foo;\n  } catch (e) {\n  }\n  return false;\n}\n\n/**\n * Cross-browser `CustomEvent` constructor.\n *\n * https://developer.mozilla.org/en-US/docs/Web/API/CustomEvent.CustomEvent\n *\n * @public\n */\n\nmodule.exports = useNative() ? NativeCustomEvent :\n\n// IE >= 9\n'undefined' !== typeof document && 'function' === typeof document.createEvent ? function CustomEvent (type, params) {\n  var e = document.createEvent('CustomEvent');\n  if (params) {\n    e.initCustomEvent(type, params.bubbles, params.cancelable, params.detail);\n  } else {\n    e.initCustomEvent(type, false, false, void 0);\n  }\n  return e;\n} :\n\n// IE <= 8\nfunction CustomEvent (type, params) {\n  var e = document.createEventObject();\n  e.type = type;\n  if (params) {\n    e.bubbles = Boolean(params.bubbles);\n    e.cancelable = Boolean(params.cancelable);\n    e.detail = params.detail;\n  } else {\n    e.bubbles = false;\n    e.cancelable = false;\n    e.detail = void 0;\n  }\n  return e;\n}\n","// shim for using process in browser\nvar process = module.exports = {};\n\n// cached from whatever global is present so that test runners that stub it\n// don't break things.  But we need to wrap it in a try catch in case it is\n// wrapped in strict mode code which doesn't define any globals.  It's inside a\n// function because try/catches deoptimize in certain engines.\n\nvar cachedSetTimeout;\nvar cachedClearTimeout;\n\nfunction defaultSetTimout() {\n    throw new Error('setTimeout has not been defined');\n}\nfunction defaultClearTimeout () {\n    throw new Error('clearTimeout has not been defined');\n}\n(function () {\n    try {\n        if (typeof setTimeout === 'function') {\n            cachedSetTimeout = setTimeout;\n        } else {\n            cachedSetTimeout = defaultSetTimout;\n        }\n    } catch (e) {\n        cachedSetTimeout = defaultSetTimout;\n    }\n    try {\n        if (typeof clearTimeout === 'function') {\n            cachedClearTimeout = clearTimeout;\n        } else {\n            cachedClearTimeout = defaultClearTimeout;\n        }\n    } catch (e) {\n        cachedClearTimeout = defaultClearTimeout;\n    }\n} ())\nfunction runTimeout(fun) {\n    if (cachedSetTimeout === setTimeout) {\n        //normal enviroments in sane situations\n        return setTimeout(fun, 0);\n    }\n    // if setTimeout wasn't available but was latter defined\n    if ((cachedSetTimeout === defaultSetTimout || !cachedSetTimeout) && setTimeout) {\n        cachedSetTimeout = setTimeout;\n        return setTimeout(fun, 0);\n    }\n    try {\n        // when when somebody has screwed with setTimeout but no I.E. maddness\n        return cachedSetTimeout(fun, 0);\n    } catch(e){\n        try {\n            // When we are in I.E. but the script has been evaled so I.E. doesn't trust the global object when called normally\n            return cachedSetTimeout.call(null, fun, 0);\n        } catch(e){\n            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error\n            return cachedSetTimeout.call(this, fun, 0);\n        }\n    }\n\n\n}\nfunction runClearTimeout(marker) {\n    if (cachedClearTimeout === clearTimeout) {\n        //normal enviroments in sane situations\n        return clearTimeout(marker);\n    }\n    // if clearTimeout wasn't available but was latter defined\n    if ((cachedClearTimeout === defaultClearTimeout || !cachedClearTimeout) && clearTimeout) {\n        cachedClearTimeout = clearTimeout;\n        return clearTimeout(marker);\n    }\n    try {\n        // when when somebody has screwed with setTimeout but no I.E. maddness\n        return cachedClearTimeout(marker);\n    } catch (e){\n        try {\n            // When we are in I.E. but the script has been evaled so I.E. doesn't  trust the global object when called normally\n            return cachedClearTimeout.call(null, marker);\n        } catch (e){\n            // same as above but when it's a version of I.E. that must have the global object for 'this', hopfully our context correct otherwise it will throw a global error.\n            // Some versions of I.E. have different rules for clearTimeout vs setTimeout\n            return cachedClearTimeout.call(this, marker);\n        }\n    }\n\n\n\n}\nvar queue = [];\nvar draining = false;\nvar currentQueue;\nvar queueIndex = -1;\n\nfunction cleanUpNextTick() {\n    if (!draining || !currentQueue) {\n        return;\n    }\n    draining = false;\n    if (currentQueue.length) {\n        queue = currentQueue.concat(queue);\n    } else {\n        queueIndex = -1;\n    }\n    if (queue.length) {\n        drainQueue();\n    }\n}\n\nfunction drainQueue() {\n    if (draining) {\n        return;\n    }\n    var timeout = runTimeout(cleanUpNextTick);\n    draining = true;\n\n    var len = queue.length;\n    while(len) {\n        currentQueue = queue;\n        queue = [];\n        while (++queueIndex < len) {\n            if (currentQueue) {\n                currentQueue[queueIndex].run();\n            }\n        }\n        queueIndex = -1;\n        len = queue.length;\n    }\n    currentQueue = null;\n    draining = false;\n    runClearTimeout(timeout);\n}\n\nprocess.nextTick = function (fun) {\n    var args = new Array(arguments.length - 1);\n    if (arguments.length > 1) {\n        for (var i = 1; i < arguments.length; i++) {\n            args[i - 1] = arguments[i];\n        }\n    }\n    queue.push(new Item(fun, args));\n    if (queue.length === 1 && !draining) {\n        runTimeout(drainQueue);\n    }\n};\n\n// v8 likes predictible objects\nfunction Item(fun, array) {\n    this.fun = fun;\n    this.array = array;\n}\nItem.prototype.run = function () {\n    this.fun.apply(null, this.array);\n};\nprocess.title = 'browser';\nprocess.browser = true;\nprocess.env = {};\nprocess.argv = [];\nprocess.version = ''; // empty string to avoid regexp issues\nprocess.versions = {};\n\nfunction noop() {}\n\nprocess.on = noop;\nprocess.addListener = noop;\nprocess.once = noop;\nprocess.off = noop;\nprocess.removeListener = noop;\nprocess.removeAllListeners = noop;\nprocess.emit = noop;\nprocess.prependListener = noop;\nprocess.prependOnceListener = noop;\n\nprocess.listeners = function (name) { return [] }\n\nprocess.binding = function (name) {\n    throw new Error('process.binding is not supported');\n};\n\nprocess.cwd = function () { return '/' };\nprocess.chdir = function (dir) {\n    throw new Error('process.chdir is not supported');\n};\nprocess.umask = function() { return 0; };\n","var si = typeof setImmediate === 'function', tick;\nif (si) {\n  tick = function (fn) { setImmediate(fn); };\n} else {\n  tick = function (fn) { setTimeout(fn, 0); };\n}\n\nmodule.exports = tick;","var nextTick = require('process/browser.js').nextTick;\nvar apply = Function.prototype.apply;\nvar slice = Array.prototype.slice;\nvar immediateIds = {};\nvar nextImmediateId = 0;\n\n// DOM APIs, for completeness\n\nexports.setTimeout = function() {\n  return new Timeout(apply.call(setTimeout, window, arguments), clearTimeout);\n};\nexports.setInterval = function() {\n  return new Timeout(apply.call(setInterval, window, arguments), clearInterval);\n};\nexports.clearTimeout =\nexports.clearInterval = function(timeout) { timeout.close(); };\n\nfunction Timeout(id, clearFn) {\n  this._id = id;\n  this._clearFn = clearFn;\n}\nTimeout.prototype.unref = Timeout.prototype.ref = function() {};\nTimeout.prototype.close = function() {\n  this._clearFn.call(window, this._id);\n};\n\n// Does not start the time, just sets up the members needed.\nexports.enroll = function(item, msecs) {\n  clearTimeout(item._idleTimeoutId);\n  item._idleTimeout = msecs;\n};\n\nexports.unenroll = function(item) {\n  clearTimeout(item._idleTimeoutId);\n  item._idleTimeout = -1;\n};\n\nexports._unrefActive = exports.active = function(item) {\n  clearTimeout(item._idleTimeoutId);\n\n  var msecs = item._idleTimeout;\n  if (msecs >= 0) {\n    item._idleTimeoutId = setTimeout(function onTimeout() {\n      if (item._onTimeout)\n        item._onTimeout();\n    }, msecs);\n  }\n};\n\n// That's not how node.js implements it but the exposed api is the same.\nexports.setImmediate = typeof setImmediate === \"function\" ? setImmediate : function(fn) {\n  var id = nextImmediateId++;\n  var args = arguments.length < 2 ? false : slice.call(arguments, 1);\n\n  immediateIds[id] = true;\n\n  nextTick(function onNextTick() {\n    if (immediateIds[id]) {\n      // fn.call() is faster so we optimize for the common use-case\n      // @see http://jsperf.com/call-apply-segu\n      if (args) {\n        fn.apply(null, args);\n      } else {\n        fn.call(null);\n      }\n      // Prevent ids from leaking\n      exports.clearImmediate(id);\n    }\n  });\n\n  return id;\n};\n\nexports.clearImmediate = typeof clearImmediate === \"function\" ? clearImmediate : function(id) {\n  delete immediateIds[id];\n};"]}