617 lines
25 KiB
Python
617 lines
25 KiB
Python
import typing
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from contextlib import suppress
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from django.contrib import messages
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from django.core.cache import cache
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from django.core.exceptions import FieldDoesNotExist, ObjectDoesNotExist
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from django.db import models
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from django.db.models import Q
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from django.shortcuts import get_object_or_404, redirect, render
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from django.urls import reverse
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from django.utils.translation import ugettext_lazy as _
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from django.views.decorators.http import etag
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from c3nav.editor.forms import GraphEdgeSettingsForm, GraphEditorActionForm
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from c3nav.editor.views.base import etag_func, sidebar_view
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from c3nav.mapdata.models.access import AccessPermission
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def child_model(request, model: typing.Union[str, models.Model], kwargs=None, parent=None):
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model = request.changeset.wrap_model(model)
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related_name = model._meta.default_related_name
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if parent is not None:
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qs = getattr(parent, related_name)
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if hasattr(model, 'q_for_request'):
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qs = qs.filter(model.q_for_request(request))
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count = qs.count()
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else:
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count = None
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return {
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'title': model._meta.verbose_name_plural,
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'url': reverse('editor.'+related_name+'.list', kwargs=kwargs),
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'count': count,
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}
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@sidebar_view
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@etag(etag_func)
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def main_index(request):
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Level = request.changeset.wrap_model('Level')
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return render(request, 'editor/index.html', {
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'levels': Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
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'can_edit': request.changeset.can_edit(request),
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'child_models': [
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child_model(request, 'LocationGroupCategory'),
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child_model(request, 'LocationGroup'),
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child_model(request, 'WayType'),
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child_model(request, 'AccessRestriction'),
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child_model(request, 'Source'),
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],
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})
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@sidebar_view
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@etag(etag_func)
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def level_detail(request, pk):
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Level = request.changeset.wrap_model('Level')
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qs = Level.objects.filter(Level.q_for_request(request))
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level = get_object_or_404(qs.select_related('on_top_of').prefetch_related('levels_on_top'), pk=pk)
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return render(request, 'editor/level.html', {
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'levels': Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
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'level': level,
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'level_url': 'editor.levels.detail',
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'level_as_pk': True,
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'can_edit': request.changeset.can_edit(request),
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'child_models': [child_model(request, model_name, kwargs={'level': pk}, parent=level)
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for model_name in ('Building', 'Space', 'Door')],
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'levels_on_top': level.levels_on_top.filter(Level.q_for_request(request)).all(),
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'geometry_url': '/api/editor/geometries/?level='+str(level.primary_level_pk),
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})
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@sidebar_view
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@etag(etag_func)
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def space_detail(request, level, pk):
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Level = request.changeset.wrap_model('Level')
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Space = request.changeset.wrap_model('Space')
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qs = Space.objects.filter(Space.q_for_request(request))
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space = get_object_or_404(qs.select_related('level'), level__pk=level, pk=pk)
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return render(request, 'editor/space.html', {
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'levels': Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
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'level': space.level,
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'level_url': 'editor.spaces.list',
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'space': space,
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'can_edit': request.changeset.can_edit(request),
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'child_models': [child_model(request, model_name, kwargs={'space': pk}, parent=space)
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for model_name in ('POI', 'Area', 'Obstacle', 'LineObstacle', 'Stair', 'Ramp', 'Column',
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'Hole', 'AltitudeMarker', 'LeaveDescription', 'CrossDescription')],
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'geometry_url': '/api/editor/geometries/?space='+pk,
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})
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def get_changeset_exceeded(request):
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return request.user_permissions.max_changeset_changes <= request.changeset.changed_objects_count
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@sidebar_view
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@etag(etag_func)
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def edit(request, pk=None, model=None, level=None, space=None, on_top_of=None, explicit_edit=False):
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changeset_exceeded = get_changeset_exceeded(request)
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model_changes = {}
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if changeset_exceeded:
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model_changes = request.changeset.get_changed_objects_by_model(model)
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model = request.changeset.wrap_model(model)
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related_name = model._meta.default_related_name
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Level = request.changeset.wrap_model('Level')
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Space = request.changeset.wrap_model('Space')
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can_edit = request.changeset.can_edit(request)
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obj = None
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if pk is not None:
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# Edit existing map item
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kwargs = {'pk': pk}
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qs = model.objects.all()
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if hasattr(model, 'q_for_request'):
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qs = qs.filter(model.q_for_request(request))
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if level is not None:
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kwargs.update({'level__pk': level})
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qs = qs.select_related('level')
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elif space is not None:
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kwargs.update({'space__pk': space})
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qs = qs.select_related('space')
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obj = get_object_or_404(qs, **kwargs)
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elif level is not None:
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level = get_object_or_404(Level.objects.filter(Level.q_for_request(request)), pk=level)
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elif space is not None:
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space = get_object_or_404(Space.objects.filter(Space.q_for_request(request)), pk=space)
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elif on_top_of is not None:
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on_top_of = get_object_or_404(Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
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pk=on_top_of)
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new = obj is None
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# noinspection PyProtectedMember
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ctx = {
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'path': request.path,
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'pk': pk,
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'model_name': model.__name__.lower(),
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'model_title': model._meta.verbose_name,
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'can_edit': can_edit,
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'new': new,
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'title': obj.title if obj else None,
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}
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with suppress(FieldDoesNotExist):
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ctx.update({
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'geomtype': model._meta.get_field('geometry').geomtype,
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})
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space_id = None
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if model == Level:
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ctx.update({
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'level': obj,
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'back_url': reverse('editor.index') if new else reverse('editor.levels.detail', kwargs={'pk': pk}),
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'nozoom': True,
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})
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if not new:
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ctx.update({
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'geometry_url': '/api/editor/geometries/?level='+str(obj.primary_level_pk),
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'on_top_of': obj.on_top_of,
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})
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elif on_top_of:
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ctx.update({
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'geometry_url': '/api/editor/geometries/?level=' + str(on_top_of.pk),
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'on_top_of': on_top_of,
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'back_url': reverse('editor.levels.detail', kwargs={'pk': on_top_of.pk}),
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})
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elif model == Space and not new:
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level = obj.level
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ctx.update({
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'level': obj.level,
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'back_url': reverse('editor.spaces.detail', kwargs={'level': obj.level.pk, 'pk': pk}),
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'geometry_url': '/api/editor/geometries/?space='+pk,
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'nozoom': True,
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})
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elif model == Space and new:
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ctx.update({
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'level': level,
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'back_url': reverse('editor.spaces.list', kwargs={'level': level.pk}),
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'geometry_url': '/api/editor/geometries/?level='+str(level.primary_level_pk),
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'nozoom': True,
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})
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elif hasattr(model, 'level'):
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if not new:
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level = obj.level
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ctx.update({
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'level': level,
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'back_url': reverse('editor.'+related_name+'.list', kwargs={'level': level.pk}),
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'geometry_url': '/api/editor/geometries/?level='+str(level.primary_level_pk),
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})
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elif hasattr(model, 'space'):
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if not new:
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space = obj.space
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space_id = space.pk
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ctx.update({
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'level': space.level,
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'back_url': reverse('editor.'+related_name+'.list', kwargs={'space': space.pk}),
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'geometry_url': '/api/editor/geometries/?space='+str(space.pk),
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})
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else:
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kwargs = {}
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if level is not None:
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kwargs.update({'level': level})
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elif space is not None:
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kwargs.update({'space': space})
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kwargs.update(get_visible_spaces_kwargs(model, request))
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ctx.update({
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'back_url': reverse('.'.join(request.resolver_match.url_name.split('.')[:-1]+['list']), kwargs=kwargs),
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})
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nosave = False
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if changeset_exceeded:
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if new:
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messages.error(request, _('You can not create new objects because your changeset is full.'))
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return redirect(ctx['back_url'])
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elif obj.pk not in model_changes:
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messages.warning(request, _('You can not edit this object because your changeset is full.'))
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nosave = True
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ctx.update({
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'nosave': nosave
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})
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if new:
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ctx.update({
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'nozoom': True
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})
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if request.method == 'POST':
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if nosave:
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messages.error(request, _('You can not edit this object because your changeset is full.'))
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return redirect(request.path)
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if not new and request.POST.get('delete') == '1':
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# Delete this mapitem!
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try:
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if not request.changeset.get_changed_object(obj).can_delete():
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raise PermissionError
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except (ObjectDoesNotExist, PermissionError):
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messages.error(request, _('You can not delete this object because other objects still depend on it.'))
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return redirect(request.path)
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if request.POST.get('delete_confirm') == '1':
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with request.changeset.lock_to_edit(request) as changeset:
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if changeset.can_edit(request):
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obj.delete()
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else:
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messages.error(request, _('You can not edit changes on this changeset.'))
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return redirect(request.path)
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messages.success(request, _('Object was successfully deleted.'))
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if model == Level:
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if obj.on_top_of_id is not None:
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return redirect(reverse('editor.levels.detail', kwargs={'pk': obj.on_top_of_id}))
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return redirect(reverse('editor.index'))
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elif model == Space:
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return redirect(reverse('editor.spaces.list', kwargs={'level': obj.level.pk}))
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return redirect(ctx['back_url'])
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ctx['obj_title'] = obj.title
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return render(request, 'editor/delete.html', ctx)
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form = model.EditorForm(instance=model() if new else obj, data=request.POST,
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request=request, space_id=space_id)
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if form.is_valid():
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# Update/create objects
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obj = form.save(commit=False)
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if level is not None:
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obj.level = level
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if space is not None:
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obj.space = space
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if on_top_of is not None:
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obj.on_top_of = on_top_of
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with request.changeset.lock_to_edit(request) as changeset:
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if changeset.can_edit(request):
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obj.save()
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if form.redirect_slugs is not None:
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for slug in form.add_redirect_slugs:
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obj.redirects.create(slug=slug)
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for slug in form.remove_redirect_slugs:
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obj.redirects.filter(slug=slug).delete()
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form.save_m2m()
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messages.success(request, _('Object was successfully saved.'))
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return redirect(ctx['back_url'])
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else:
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messages.error(request, _('You can not edit changes on this changeset.'))
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else:
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form = model.EditorForm(instance=obj, request=request, space_id=space_id)
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ctx.update({
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'form': form,
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})
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return render(request, 'editor/edit.html', ctx)
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def get_visible_spaces(request):
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cache_key = 'editor:visible_spaces:%s:%s' % (
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request.changeset.raw_cache_key_by_changes,
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AccessPermission.cache_key_for_request(request, with_update=False)
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)
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visible_spaces = cache.get(cache_key, None)
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if visible_spaces is None:
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Space = request.changeset.wrap_model('Space')
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visible_spaces = tuple(Space.qs_for_request(request).values_list('pk', flat=True))
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cache.set(cache_key, visible_spaces, 900)
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return visible_spaces
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def get_visible_spaces_kwargs(model, request):
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kwargs = {}
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if hasattr(model, 'target_space'):
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visible_spaces = get_visible_spaces(request)
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kwargs['target_space_id__in'] = visible_spaces
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if hasattr(model, 'origin_space'):
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kwargs['origin_space_id__in'] = visible_spaces
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return kwargs
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@sidebar_view
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@etag(etag_func)
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def list_objects(request, model=None, level=None, space=None, explicit_edit=False):
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if not request.resolver_match.url_name.endswith('.list'):
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raise ValueError('url_name does not end with .list')
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model = request.changeset.wrap_model(model)
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Level = request.changeset.wrap_model('Level')
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Space = request.changeset.wrap_model('Space')
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can_edit = request.changeset.can_edit(request)
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ctx = {
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'path': request.path,
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'model_name': model.__name__.lower(),
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'model_title': model._meta.verbose_name,
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'model_title_plural': model._meta.verbose_name_plural,
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'explicit_edit': explicit_edit,
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'can_edit': can_edit,
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}
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queryset = model.objects.all().order_by('id')
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if hasattr(model, 'q_for_request'):
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queryset = queryset.filter(model.q_for_request(request))
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reverse_kwargs = {}
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if level is not None:
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reverse_kwargs['level'] = level
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level = get_object_or_404(Level.objects.filter(Level.q_for_request(request)), pk=level)
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queryset = queryset.filter(level=level).defer('geometry')
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ctx.update({
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'back_url': reverse('editor.levels.detail', kwargs={'pk': level.pk}),
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'back_title': _('back to level'),
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'levels': Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
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'level': level,
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'level_url': request.resolver_match.url_name,
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'geometry_url': '/api/editor/geometries/?level='+str(level.primary_level_pk),
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})
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elif space is not None:
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reverse_kwargs['space'] = space
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sub_qs = Space.objects.filter(Space.q_for_request(request)).select_related('level').defer('geometry')
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space = get_object_or_404(sub_qs, pk=space)
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queryset = queryset.filter(space=space).filter(**get_visible_spaces_kwargs(model, request))
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try:
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model._meta.get_field('geometry')
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except FieldDoesNotExist:
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pass
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else:
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queryset = queryset.defer('geometry')
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try:
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model._meta.get_field('origin_space')
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except FieldDoesNotExist:
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pass
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else:
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queryset = queryset.select_related('origin_space')
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try:
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model._meta.get_field('target_space')
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except FieldDoesNotExist:
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pass
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else:
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queryset = queryset.select_related('target_space')
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ctx.update({
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'levels': Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
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'level': space.level,
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'level_url': 'editor.spaces.list',
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'space': space,
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'back_url': reverse('editor.spaces.detail', kwargs={'level': space.level.pk, 'pk': space.pk}),
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'back_title': _('back to space'),
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'geometry_url': '/api/editor/geometries/?space='+str(space.pk),
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})
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else:
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ctx.update({
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'back_url': reverse('editor.index'),
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'back_title': _('back to overview'),
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})
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edit_url_name = request.resolver_match.url_name[:-4]+('detail' if explicit_edit else 'edit')
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for obj in queryset:
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reverse_kwargs['pk'] = obj.pk
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obj.edit_url = reverse(edit_url_name, kwargs=reverse_kwargs)
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reverse_kwargs.pop('pk', None)
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ctx.update({
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'create_url': reverse(request.resolver_match.url_name[:-4] + 'create', kwargs=reverse_kwargs),
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'objects': queryset,
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})
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return render(request, 'editor/list.html', ctx)
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def connect_nodes(request, active_node, clicked_node, edge_settings_form):
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changeset_exceeded = get_changeset_exceeded(request)
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graphedge_changes = {}
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if changeset_exceeded:
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graphedge_changes = request.changeset.get_changed_objects_by_model('GraphEdge')
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new_connections = []
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new_connections.append((active_node, clicked_node, False))
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if not edge_settings_form.cleaned_data['oneway']:
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new_connections.append((clicked_node, active_node, True))
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instance = edge_settings_form.instance
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for from_node, to_node, is_reverse in new_connections:
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existing = from_node.edges_from_here.filter(to_node=to_node).first()
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if changeset_exceeded and (not existing or existing.pk not in graphedge_changes):
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messages.error(request, _('Could not edit edge because your changeset is full.'))
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return
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if existing is None:
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instance.pk = None
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instance.from_node = from_node
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instance.to_node = to_node
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instance.save()
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messages.success(request, _('Reverse edge created.') if is_reverse else _('Edge created.'))
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elif existing.waytype == instance.waytype and existing.access_restriction == instance.access_restriction:
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existing.delete()
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messages.success(request, _('Reverse edge deleted.') if is_reverse else _('Edge deleted.'))
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else:
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existing.waytype = instance.waytype
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existing.access_restriction = instance.access_restriction
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existing.save()
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messages.success(request, _('Reverse edge overwritten.') if is_reverse else _('Edge overwritten.'))
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@sidebar_view
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@etag(etag_func)
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def graph_edit(request, level=None, space=None):
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Level = request.changeset.wrap_model('Level')
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Space = request.changeset.wrap_model('Space')
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GraphNode = request.changeset.wrap_model('GraphNode')
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GraphEdge = request.changeset.wrap_model('GraphEdge')
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can_edit = request.changeset.can_edit(request)
|
|
|
|
ctx = {
|
|
'path': request.path,
|
|
'can_edit': can_edit,
|
|
}
|
|
|
|
create_nodes = False
|
|
|
|
if level is not None:
|
|
level = get_object_or_404(Level.objects.filter(Level.q_for_request(request)), pk=level)
|
|
ctx.update({
|
|
'back_url': reverse('editor.levels.detail', kwargs={'pk': level.pk}),
|
|
'back_title': _('back to level'),
|
|
'levels': Level.objects.filter(Level.q_for_request(request), on_top_of__isnull=True),
|
|
'level': level,
|
|
'level_url': request.resolver_match.url_name,
|
|
'geometry_url': '/api/editor/geometries/?level='+str(level.primary_level_pk),
|
|
})
|
|
elif space is not None:
|
|
queryset = Space.objects.filter(Space.q_for_request(request)).select_related('level').defer('geometry')
|
|
space = get_object_or_404(queryset, pk=space)
|
|
level = space.level
|
|
ctx.update({
|
|
'space': space,
|
|
'level': space.level,
|
|
'back_url': reverse('editor.spaces.detail', kwargs={'level': level.pk, 'pk': space.pk}),
|
|
'back_title': _('back to space'),
|
|
'parent_url': reverse('editor.levels.graph', kwargs={'level': level.pk}),
|
|
'parent_title': _('to level graph'),
|
|
'geometry_url': '/api/editor/geometries/?space='+str(space.pk),
|
|
})
|
|
create_nodes = True
|
|
|
|
if request.method == 'POST':
|
|
changeset_exceeded = get_changeset_exceeded(request)
|
|
graphnode_changes = {}
|
|
if changeset_exceeded:
|
|
graphnode_changes = request.changeset.get_changed_objects_by_model('GraphNode')
|
|
|
|
if request.POST.get('delete') == '1':
|
|
# Delete this graphnode!
|
|
node = get_object_or_404(GraphNode, pk=request.POST.get('pk'))
|
|
|
|
if changeset_exceeded and node.pk not in graphnode_changes:
|
|
messages.error(request, _('You can not delete this graph node because your changeset is full.'))
|
|
return redirect(request.path)
|
|
|
|
if request.POST.get('delete_confirm') == '1':
|
|
with request.changeset.lock_to_edit(request) as changeset:
|
|
if changeset.can_edit(request):
|
|
node.edges_from_here.all().delete()
|
|
node.edges_to_here.all().delete()
|
|
node.delete()
|
|
else:
|
|
messages.error(request, _('You can not edit changes on this changeset.'))
|
|
return redirect(request.path)
|
|
messages.success(request, _('Graph Node was successfully deleted.'))
|
|
return redirect(request.path)
|
|
return render(request, 'editor/delete.html', {
|
|
'model_title': GraphNode._meta.verbose_name,
|
|
'pk': node.pk,
|
|
'obj_title': node.title
|
|
})
|
|
|
|
permissions = AccessPermission.get_for_request(request) | set([None])
|
|
edge_settings_form = GraphEdgeSettingsForm(instance=GraphEdge(), request=request, data=request.POST)
|
|
graph_action_form = GraphEditorActionForm(request=request, allow_clicked_position=create_nodes,
|
|
data=request.POST)
|
|
if edge_settings_form.is_valid() and graph_action_form.is_valid():
|
|
goto_space = graph_action_form.cleaned_data['goto_space']
|
|
if goto_space is not None:
|
|
return redirect(reverse('editor.spaces.graph', kwargs={'space': goto_space.pk}))
|
|
|
|
set_active_node = False
|
|
active_node = graph_action_form.cleaned_data['active_node']
|
|
clicked_node = graph_action_form.cleaned_data['clicked_node']
|
|
clicked_position = graph_action_form.cleaned_data.get('clicked_position')
|
|
if clicked_node is not None and clicked_position is None:
|
|
if active_node is None:
|
|
active_node = clicked_node
|
|
set_active_node = True
|
|
elif active_node == clicked_node:
|
|
active_node = None
|
|
set_active_node = True
|
|
else:
|
|
with request.changeset.lock_to_edit(request) as changeset:
|
|
if changeset.can_edit(request):
|
|
connect_nodes(request, active_node, clicked_node, edge_settings_form)
|
|
active_node = clicked_node if edge_settings_form.cleaned_data['activate_next'] else None
|
|
set_active_node = True
|
|
else:
|
|
messages.error(request, _('You can not edit changes on this changeset.'))
|
|
|
|
elif (clicked_node is None and clicked_position is not None and
|
|
active_node is None and space.geometry.contains(clicked_position)):
|
|
|
|
if changeset_exceeded:
|
|
messages.error(request, _('You can not add graph nodes because your changeset is full.'))
|
|
return redirect(request.path)
|
|
|
|
with request.changeset.lock_to_edit(request) as changeset:
|
|
if changeset.can_edit(request):
|
|
node = GraphNode(space=space, geometry=clicked_position)
|
|
node.save()
|
|
messages.success(request, _('New graph node created.'))
|
|
|
|
active_node = None
|
|
set_active_node = True
|
|
else:
|
|
messages.error(request, _('You can not edit changes on this changeset.'))
|
|
|
|
if set_active_node:
|
|
connections = {}
|
|
if active_node:
|
|
for self_node, other_node in (('from_node', 'to_node'), ('to_node', 'from_node')):
|
|
conn_qs = GraphEdge.objects.filter(Q(**{self_node+'__pk': active_node.pk}))
|
|
conn_qs = conn_qs.select_related(other_node+'__space', other_node+'__space__level',
|
|
'waytype', 'access_restriction')
|
|
|
|
for edge in conn_qs:
|
|
edge.other_node = getattr(edge, other_node)
|
|
if (edge.other_node.space.access_restriction_id not in permissions
|
|
or edge.other_node.space.level.access_restriction_id not in permissions):
|
|
continue
|
|
connections.setdefault(edge.other_node.space_id, []).append(edge)
|
|
connections = sorted(
|
|
connections.values(),
|
|
key=lambda c: (c[0].other_node.space.level == level,
|
|
c[0].other_node.space == space,
|
|
c[0].other_node.space.level.base_altitude)
|
|
)
|
|
ctx.update({
|
|
'set_active_node': set_active_node,
|
|
'active_node': active_node,
|
|
'active_node_connections': connections,
|
|
})
|
|
else:
|
|
edge_settings_form = GraphEdgeSettingsForm(request=request)
|
|
|
|
graph_action_form = GraphEditorActionForm(request=request, allow_clicked_position=create_nodes)
|
|
|
|
ctx.update({
|
|
'edge_settings_form': edge_settings_form,
|
|
'graph_action_form': graph_action_form,
|
|
'create_nodes': create_nodes,
|
|
})
|
|
|
|
return render(request, 'editor/graph.html', ctx)
|