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from geonode.maps.models import Map
from geonode.maps.models import Layer
from geonode.maps.models import MapLayer
from geonode.maps.models import Thumbnail
from geonode.maps.utils import forward_mercator
from geonode.maps.views import json_response
from geoserver.catalog import ConflictingDataError
from mapstory import models
from mapstory.util import lazy_context
from mapstory.util import render_manual
from mapstory.forms import AnnotationForm
from mapstory.forms import CheckRegistrationForm
from mapstory.forms import StyleUploadForm
from mapstory.forms import LayerForm
import account.views
from dialogos.models import Comment
from django.contrib.auth.models import User
from django.contrib.sites.models import Site
from django.core import serializers
from django.core.cache import cache
from django.core.paginator import Paginator
from django.core.paginator import EmptyPage
from django.core.exceptions import PermissionDenied
from django.core.urlresolvers import reverse
from django.conf import settings
from django.contrib.gis.geos import GEOSGeometry
from django.db.models import signals
from django.db import transaction
from django.shortcuts import get_object_or_404
from django.views.decorators.http import require_POST
from django.contrib.auth.decorators import login_required
from django.http import HttpResponse
from django.http import HttpResponseRedirect
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.template import loader
from django.template import defaultfilters as filters
from django.contrib.contenttypes.models import ContentType
from django.views.decorators.cache import cache_page
from lxml import etree
import csv
from datetime import datetime
import json
import math
import os
import random
def alerts(req):
return render_to_response('mapstory/alerts.html', RequestContext(req))
@lazy_context
def lazy_tiles():
return ''.join( [ _render_map_tile(m) for m in get_map_carousel_maps()] )
def index(req):
# resolve video to use
# two modes of operation here
# 1) don't specify publish and one will randomly be chosen
# 2) specify one or more publish links and one will be chosen
#users = User.objects.exclude(username__in=settings.USERS_TO_EXCLUDE_IN_LISTINGS)
users = []
return render_to_response('index.html', RequestContext(req,{
"video" : models.VideoLink.objects.front_page_video(),
"tiles" : lazy_tiles(),
"users" : users
}))
def how_to(req):
return render_to_response('mapstory/how_to.html', RequestContext(req,{
'videos' : models.VideoLink.objects.how_to_videos()
}))
def reflections(req):
return render_to_response('mapstory/reflections.html', RequestContext(req,{
'videos' : models.VideoLink.objects.reflections_videos()
}))
def admin_manual(req):
if not req.user.is_staff:
return HttpResponse("Not Allowed", status=400)
html = render_manual('admin.rst')
return render_to_response('mapstory/manual.html', RequestContext(req,{
'content' : html
}))
def manual(req):
html = render_manual('manual.rst')
if 'test' in req.GET:
return HttpResponse(html)
return render_to_response('mapstory/manual.html', RequestContext(req,{
'content' : html
}))
def _related_stories_pager(section=None, map_obj=None):
if section:
target = get_object_or_404(models.Section, slug=section)
else:
target = map_obj
related = models.get_related_stories(target)
return target, Paginator(related, 5)
def _related_stories_page(req, section=None, map_obj=None):
target, pager = _related_stories_pager(section=section, map_obj=map_obj)
page_num = int(req.REQUEST.get('page',1))
page = None
try:
page = pager.page(page_num)
except EmptyPage:
pass
return target, page
def related_mapstories_pager(req, map_id):
map_obj = get_object_or_404(Map, id=map_id)
target, page = _related_stories_page(req, map_obj=map_obj)
return _story_tiles(req, page)
def _story_tiles(req, page):
link = tiles = ''
if page:
tiles = ''.join([ loader.render_to_string("mapstory/_story_tile_left.html",
{'map':r, 'when':r.last_modified}) for r in page])
link = "<a href='%s?page=%s' class='next'></a>" % (req.path, page.next_page_number()) if page.has_next() else ''
return HttpResponse('<div>%s%s</div>' % (tiles,link))
def section_tiles(req, section):
sec, page = _related_stories_page(req, section=section)
return _story_tiles(req, page)
def section_detail(req, section):
sec, pager = _related_stories_page(req, section=section)
return render_to_response('mapstory/section_detail.html', RequestContext(req,{
'section' : sec,
'pager' : pager
}))
def resource_detail(req, resource):
res = get_object_or_404(models.Resource, slug=resource)
return render_to_response('mapstory/resource.html', RequestContext(req,{
'can_edit' : req.user.is_superuser,
'resource' : res
}))
def get_map_carousel_maps():
'''Get the carousel ids/thumbnail dict either
1. as specified (model does not exist yet...)
2. by some rating/view ranking (not implemented)
3. any map that has a thumbnail (current)
'''
favorites = models.Favorite.objects.favorite_maps_for_user(User.objects.get(username='admin'))
if favorites.count() > 3:
favorites = random.sample(favorites, min(10,favorites.count()))
return [ f.content_object for f in favorites ]
# get all Map thumbnails
thumb_type = ContentType.objects.get_for_model(Map)
thumbs = Thumbnail.objects.filter(content_type__pk=thumb_type.id)
thumbs = thumbs.filter(object_id__in = Map.objects.filter(publish__status='Public'))
# trim this down to a smaller set
thumbs = random.sample(thumbs, min(10,len(thumbs)))
# and make sure they have a valid file path
return [ t.content_object for t in thumbs if os.path.exists(t.get_thumbnail_path())]
def map_tiles(req):
maps = get_map_carousel_maps()
return HttpResponse(''.join( [ _render_map_tile(m) for m in maps] ))
def _render_map_tile(obj,req=None):
template = 'mapstory/_story_tile.html'
ctx = {'map':obj,'when':obj.last_modified}
if req:
return render_to_response(template, RequestContext(req,ctx))
return loader.render_to_string(template,ctx)
def map_tile(req, mapid):
obj = get_object_or_404(Map,pk=mapid)
return _render_map_tile(obj,req=req)
@login_required
def favoriteslinks(req):
ident = req.GET['ident']
layer_or_map, id = ident.split('-')
if layer_or_map == 'map':
obj = get_object_or_404(Map, pk = id)
maps = models.PublishingStatus.objects.get_in_progress(req.user,Map)
elif layer_or_map == 'layer':
obj = get_object_or_404(Layer, pk = id)
maps = None
# only create these links if the user is an Org
elif layer_or_map == 'owner' and models.Org.objects.filter(user=req.user).count():
obj = get_object_or_404(User, username = id)
maps = None
else:
return HttpResponse('')
return render_to_response("simplesearch/_widget_search_favorites.html",{
layer_or_map : obj,
"maps" : maps,
"user" : req.user
});
@login_required
def favoriteslist(req):
ctx = {
"favorites" : models.Favorite.objects.favorites_for_user(req.user),
"in_progress_maps" : Map.objects.filter(owner=req.user).exclude(publish__status='Public'),
"in_progress_layers" : Layer.objects.filtered().filter(owner=req.user).exclude(publish__status='Public')
}
return render_to_response("mapstory/_widget_favorites.html",ctx)
def _error_response(message, extra='', extra_class=''):
return ("<div class='mrg-top errorlist'><p class='alert %s'>%s</p>%s</div>" %
(extra_class, message, extra))
@login_required
def layer_metadata(request, layername):
'''ugh, override the default'''
layer = get_object_or_404(Layer, typename=layername)
if not request.user.has_perm('maps.change_layer', obj=layer):
return HttpResponse(loader.render_to_string('401.html',
RequestContext(request, {'error_message':
"You are not permitted to modify this layer's metadata"})), status=401)
if request.method == "POST":
form = LayerForm(request.POST, prefix="layer")
if form.is_valid():
# @todo should we allow redacting metadata once the layer is 'published'?
layer.title = form.cleaned_data['title']
layer.keywords.add(*form.cleaned_data['keywords'])
layer.abstract = form.cleaned_data['abstract']
layer.purpose = form.cleaned_data['purpose']
layer.language = form.cleaned_data['language']
layer.supplemental_information = form.cleaned_data['supplemental_information']
layer.data_quality_statement = form.cleaned_data['data_quality_statement']
if not models.audit_layer_metadata(layer):
msg = _error_response((
'The metadata was updated but is incomplete.<br>'
'You will not be able to publish until completed.'
))
# roll back to private if changes have invalidated metadata
models.PublishingStatus.objects.set_status(layer, 'Private')
resp = HttpResponse(msg, status=400)
else:
resp = HttpResponse('OK')
layer.save()
return resp
else:
errors = _error_response('There were errors in the data provided:',
form.errors.as_ul(), 'alert-error')
return HttpResponse(errors, status=400)
# old 'geonode' api, just redirect to layer page
return HttpResponseRedirect(reverse('data_detail', args=[layer.typename]))
@login_required
def favorite(req, subject, id):
if subject == 'map':
obj = get_object_or_404(Map, pk = id)
elif subject == 'layer':
obj = get_object_or_404(Layer, pk = id)
elif subject == 'user':
obj = get_object_or_404(User, pk = id)
models.Favorite.objects.create_favorite(obj, req.user)
return HttpResponse('OK', status=200)
@login_required
def delete_favorite(req, id):
models.Favorite.objects.get(user=req.user, pk=id).delete()
return HttpResponse('OK', status=200)
@login_required
def publish_status(req, layer_or_map, layer_or_map_id):
if req.method != 'POST':
return HttpResponse('POST required',status=400)
model = Map if layer_or_map == 'map' else Layer
obj = _resolve_object(req, model, 'mapstory.change_publishingstatus',
allow_owner=True, id=layer_or_map_id)
status = req.POST['status']
# allow superuser to fix stuff no matter and we'll allow junk in Private
if not req.user.is_superuser and status != 'Private':
# verify metadata is completed or reject
if isinstance(obj, Layer):
layers = [obj]
else:
layers = obj.local_layers
if not models.audit_map_metadata(obj):
return HttpResponse('META', status=200)
for l in layers:
if not models.audit_layer_metadata(l):
return HttpResponse('META', status=200)
models.PublishingStatus.objects.set_status(obj, status)
# this updates status of the current user's layers unless admin (does all)
obj.publish.update_related(ignore_owner=req.user.is_superuser)
return HttpResponse('OK', status=200)
@login_required
def add_to_map(req,id,typename):
if req.method != 'POST':
return HttpResponse('POST required',status=400)
mapobj = get_object_or_404(Map, id=id)
if mapobj.owner != req.user and not req.user.has_perm('maps.change_map', mapobj):
return HttpResponse('Not sufficient permissions',status=401)
layer = get_object_or_404(Layer, typename=typename)
existing = MapLayer.objects.filter(map = mapobj)
vs_url = settings.GEOSERVER_BASE_URL + '%s/%s/wms' % tuple(layer.typename.split(':'))
stack_order = max([l.stack_order for l in existing]) + 1
# have to use local name, not full typename when using ows_url
maplayer = MapLayer(name = layer.name, ows_url=vs_url, map=mapobj, stack_order=stack_order)
maplayer.save()
# if bounding box is equivalent to default, compute and save
ints = lambda t: map(int,t)
if ints(mapobj.center) == ints(forward_mercator(settings.DEFAULT_MAP_CENTER)):
bbox = layer.resource.latlon_bbox[0:4]
# @todo copy-paste from geonode.maps.views - extract this for reuse
minx, maxx, miny, maxy = [float(c) for c in bbox]
x = (minx + maxx) / 2
y = (miny + maxy) / 2
center = forward_mercator((x, y))
if center[1] == float('-inf'):
center = (center[0], 0)
if maxx == minx:
width_zoom = 15
else:
width_zoom = math.log(360 / (maxx - minx), 2)
if maxy == miny:
height_zoom = 15
else:
height_zoom = math.log(360 / (maxy - miny), 2)
mapobj.center_x = center[0]
mapobj.center_y = center[1]
mapobj.zoom = math.ceil(min(width_zoom, height_zoom))
mapobj.save()
return HttpResponse('OK', status=200)
def _by_storyteller_pager(req, user, what):
if what == 'maps':
query = models.PublishingStatus.objects.get_public(user, Map)
exclude = req.GET.get('exclude', None) if req else None
if exclude:
query = query.exclude(id=exclude)
elif what == 'layers':
query = models.PublishingStatus.objects.get_public(user, Layer)
for e in settings.LAYER_EXCLUSIONS:
query = query.exclude(name__regex=e)
else:
return HttpResponse(status=400)
return Paginator(query, 5)
def about_storyteller(req, username):
user = get_object_or_404(User, username=username)
return render_to_response('mapstory/about_storyteller.html', RequestContext(req,{
"storyteller" : user,
}))
def _storyteller_activity_pager(user, what):
if what == 'actions':
query = user.actor_actions.public()
else:
query = user.useractivity.other_actor_actions.all()
return Paginator(query, 5, allow_empty_first_page=True)
def storyteller_activity_pager(req, username, what='actions'):
user = get_object_or_404(User, username=username)
from mapstory.templatetags.mapstory_tags import activity_item
pager = _storyteller_activity_pager(user, what)
page_num = int(req.REQUEST.get('page',1)) if req else 1
page = None
try:
page = pager.page(page_num)
except EmptyPage:
pass
link = tiles = ''
if page:
show_link = what != 'actions'
tiles = ''.join([activity_item(i, show_link) for i in page])
link = "<a href='%s?page=%s' class='next'></a>" % (req.path, page.next_page_number()) if page.has_next() else ''
return HttpResponse('<div>%s%s</div>' % (tiles,link))
def by_storyteller_pager(req, user, what):
user = get_object_or_404(User, username=user)
pager = _by_storyteller_pager(req, user, what)
page_num = int(req.REQUEST.get('page',1)) if req else 1
page = None
try:
page = pager.page(page_num)
except EmptyPage:
pass
link = tiles = ''
when = lambda o: o.last_modified if what == 'maps' else o.date
if pager:
tiles = ''.join([ loader.render_to_string("mapstory/_story_tile_left.html",
{'map': r, 'when': when(r)}) for r in page])
link = "<a href='%s?page=%s' class='next'></a>" % (req.path, page.next_page_number()) if page.has_next() else ''
return HttpResponse('<div>%s%s</div>' % (tiles,link))
def delete_story_comment(req, layer_or_map, layer_or_map_id):
'''allow a user to delete comments attached to their layer or map'''
pass
def flag_comment(req):
ct = ContentType.objects.get_for_model(Comment)
return render_to_response("flag/flag_form.html", RequestContext(req, {
'object_id' : req.GET['id'],
'content_type' : ct.id,
'creator_field' : 'author',
}))
@login_required
def topics_api(req, layer_or_map, layer_or_map_id):
if layer_or_map == 'map':
obj = get_object_or_404(Map, pk = layer_or_map_id)
perm = 'maps.change_map'
else:
obj = get_object_or_404(Layer, pk = layer_or_map_id)
perm = 'maps.change_layer'
if obj.owner != req.user and not req.user.has_perm(perm, obj):
return HttpResponse('Not sufficient permissions',status=401)
if req.method == 'GET':
pass
elif req.method == 'POST':
topics = req.POST['topics']
models.Topic.objects.tag(obj,topics)
if req.method != 'POST':
return HttpResponse(status=400)
return HttpResponse('OK', status=200)
class SignupView(account.views.SignupView):
form_class = CheckRegistrationForm
@transaction.commit_on_success()
def annotations(req, mapid):
'''management of annotations for a given mapid'''
if req.method == 'GET':
cols = [ f.name for f in models.Annotation._meta.fields if f.name not in ('map','the_geom') ]
mapobj = _resolve_object(req, models.Map, 'maps.view_map',
allow_owner=True, id=mapid)
ann = models.Annotation.objects.filter(map=mapid)
if bool(req.GET.get('in_map', False)):
ann = ann.filter(in_map=True)
if bool(req.GET.get('in_timeline', False)):
ann = ann.filter(in_timeline=True)
if 'page' in req.GET:
page = int(req.GET['page'])
page_size = 25
start = page * page_size
end = start + page_size
ann = ann[start:end]
if 'csv' in req.GET:
response = HttpResponse(mimetype='text/csv')
response['Content-Disposition'] = 'attachment; filename=map-%s-annotations.csv' % mapobj.id
writer = csv.writer(response)
writer.writerow(cols)
sidx = cols.index('start_time')
eidx = cols.index('end_time')
for a in ann:
vals = [ getattr(a, c) for c in cols if c not in ('start_time','end_time')]
vals[sidx] = a.start_time_str
vals[eidx] = a.end_time_str
writer.writerow(vals)
return response
# strip the superfluous id, it will be added at the feature level
props = [ c for c in cols if c != 'id' ]
def encoder(query_set):
results = []
for res in query_set:
feature = { 'id' : res.id}
if res.the_geom:
geometry = {}
geometry['type'] = res.the_geom.geom_type
geometry['coordinates'] = res.the_geom.coords
feature['geometry'] = geometry
fp = feature['properties'] = {}
for p in props:
val = getattr(res, p)
if val:
fp[p] = val
results.append(feature)
return results
return json_response({'type':'FeatureCollection','features':encoder(ann)})
if req.method == 'POST':
mapobj = _resolve_object(req, models.Map, 'maps.change_map',
allow_owner=True, id=mapid)
# either a bulk upload or a JSON change
action = 'upsert'
get_props = lambda r: r
created = []
def id_collector(form):
created.append(form.instance.id)
if req.FILES:
lines = iter(req.FILES.values()).next().read().split('\n')
data = csv.DictReader(lines)
id_collector = lambda f: None
else:
data = json.loads(req.body)
if isinstance(data, dict):
action = data.get('action', action)
if 'features' in data:
data = data.get('features')
get_props = lambda r: r['properties']
if action == 'delete':
models.Annotation.objects.filter(pk__in=data['ids'], map=mapobj).delete()
return json_response({'success' : True})
errors = []
for i,r in enumerate(data):
props = get_props(r)
props['map'] = mapobj.id
ann = None
id = r.get('id', None)
if id:
ann = models.Annotation.objects.get(map=mapobj, pk=id)
# form expects everything in the props, copy geometry in
if 'geometry' in r:
props['geometry'] = r['geometry']
form = AnnotationForm(props, instance=ann)
if not form.is_valid():
errors.append((i, form.errors))
else:
form.save()
if id is None:
id_collector(form)
if errors:
body = None
else:
body = {'success' : True}
if created:
body['ids'] = created
return json_response(body=body, errors=errors)
return HttpResponse(status=400)
@login_required
def create_annotations_layer(req, mapid):
'''Create an annotations layer with the predefined schema.
@todo ugly hack - using existing view to allow this
'''
mapobj = get_object_or_404(Map,pk=mapid)
if req.method != 'POST':
return HttpResponse('POST required',status=400)
if mapobj.owner != req.user:
return HttpResponse('Not owner of map',status=401)
atts = [
#name, type, nillable
('title','java.lang.String',False),
('content','java.lang.String',False),
('the_geom','com.vividsolutions.jts.geom.Geometry',True),
('start_time','java.lang.Long',True),
('end_time','java.lang.Long',True),
('in_timeline','java.lang.Boolean',True),
('in_map','java.lang.Boolean',True),
('appearance','java.lang.String',True),
]
# @todo remove this when hack is resolved. build our spec string
atts = ','.join([ ':'.join(map(str,a)) for a in atts])
return _create_layer(
req.user,
name = "_map_%s_annotations" % mapid,
srs = 'EPSG:4326', # @todo how to obtain this in a nicer way...
attributes = atts,
skip_style = True
)
@login_required
def upload_style(req):
def respond(*args,**kw):
kw['content_type'] = 'text/html'
return json_response(*args,**kw)
form = StyleUploadForm(req.POST,req.FILES)
if not form.is_valid():
return respond(errors="Please provide an SLD file.")
data = form.cleaned_data
layer = _resolve_object(req, Layer, "maps.change_layer",
id=data['layerid'])
sld = req.FILES['sld'].read()
try:
dom = etree.XML(sld)
except Exception,ex:
return respond(errors="The uploaded SLD file is not valid XML")
el = dom.findall("{http://www.opengis.net/sld}NamedLayer/{http://www.opengis.net/sld}Name")
if len(el) == 0 and not data.get('name'):
return respond(errors="Please provide a name, unable to extract one from the SLD.")
name = data.get('name') or el[0].text
if data['update']:
match = None
styles = list(layer.styles) + [layer.default_style]
for style in styles:
if style.sld_name == name:
match = style; break
if match is None:
return respond(errors="Cannot locate style : " + name)
match.update_body(sld)
else:
try:
cat = Layer.objects.gs_catalog
cat.create_style(name, sld)
layer.styles = layer.styles + [ type('style',(object,),{'name' : name}) ]
cat.save(layer.publishing)
except ConflictingDataError,e:
return respond(errors="""A layer with this name exists. Select
the update option if you want to update.""")
return respond(body={'success':True,'style':name,'updated':data['update']})
@login_required
def invite_preview(req):
# thanks for making this flexible, accounts app :(
# the email formatting is embedded in the send method... so copy-paste
protocol = getattr(settings, "DEFAULT_HTTP_PROTOCOL", "http")
current_site = Site.objects.get_current()
signup_url = u"%s://%s%s?%s" % (
protocol,
unicode(current_site.domain),
reverse("account_signup"),
"somerandomstringofletters"
)
ctx = {
"signup_code": {
"inviter" : req.user
},
"current_site": current_site,
"signup_url": signup_url,
}
return render_to_response('account/email/invite_user.txt', ctx)
@login_required
def user_activity_api(req):
user_activity = req.user.useractivity
if 'notification_preference' in req.REQUEST:
user_activity.notification_preference = req.REQUEST['notification_preference']
user_activity.save()
return HttpResponse('OK')
def org_page(req, org_slug):
org = get_object_or_404(models.Org, slug=org_slug)
content = org.orgcontent_set.filter(name='main')
# have to resolve using both name and typename due to 'old non-ws-prefixed' layers
using = models.get_maps_using_layers_of_user(org.user)
ctx = dict(org=org, org_content=content[0].text if content else None,
can_edit=req.user.is_superuser or req.user == org.user,
using=using
)
ctx['favs'] = models.Favorite.objects.bulk_favorite_objects(org.user)
resp = render_to_response('mapstory/orgs/org_page.html', RequestContext(req, ctx))
return resp
def org_page_api(req, org_slug):
org = get_object_or_404(models.Org, slug=org_slug)
if not (req.user == org.user or req.user.is_superuser):
raise PermissionDenied()
val = req.POST.get('banner_image', None)
if val is not None:
org.banner_image = val
org.save()
return HttpResponse(val)
val = req.POST.get('org_content', None)
if val is not None:
cnt, _ = org.orgcontent_set.get_or_create(name='main')
cnt.text = val
cnt.save()
val = filters.escape(val)
val = filters.urlize(val)
val = filters.linebreaks(val)
return HttpResponse(val)
return HttpResponse("Invalid Request", status=400)
def org_links(req, org_slug, link_type='links'):
org = get_object_or_404(models.Org, slug=org_slug)
if not (req.user == org.user or req.user.is_superuser):
raise PermissionDenied()
return _process_links(req, org, 'mapstory/orgs/org_links.html', link_type)
def user_links(req, link_type='links'):
user = req.user
if not (user.is_authenticated() or user.is_superuser):
raise PermissionDenied()
return _process_links(req, user.get_profile(), 'profiles/edit_links.html',
link_type)
def resource_links(req, resource, link_type='links'):
res = get_object_or_404(models.Resource, slug=resource)
if not req.user.is_superuser:
raise PermissionDenied()
return _process_links(req, res, 'mapstory/resource_links.html', link_type)
def _process_links(req, instance, template, link_type):
error = ''
m2m = getattr(instance, link_type)
if req.method == 'POST':
if req.POST['id']:
# before updating, make sure the object owns the link
# will raise if not
link = m2m.get(id = req.POST['id'])
else:
link = models.Link()
if 'delete' in req.POST:
link.delete()
else:
fields = ('name', 'href')
if not all([req.POST[f] for f in fields]):
error = 'Name and URL are required'
else:
fields += ('order',)
for k,v in [ (f, req.POST[f]) for f in fields]:
if v: setattr(link, k, v)
link.save()
m2m.add(link)
ctx = {
'links' : m2m.all().order_by('order'),
'link_type' : link_type,
'obj' : instance,
'error' : error
}
return render_to_response(template, RequestContext(req, ctx))
def layer_xml_metadata(req, layer_id):
obj = _resolve_object(req, Layer, 'maps.view_layer', perm_required=True, id=layer_id)
return render_to_response('mapstory/full_metadata.xml', {'layer': obj}, mimetype='text/xml')
def _resolve_object(req, model, perm, perm_required=False,
allow_owner=False, **kw):
obj = get_object_or_404(model,**kw)
allowed = True
if perm:
if perm_required or req.method != 'GET':
if allow_owner:
allowed = req.user == obj.owner
if not allowed:
allowed = req.user.has_perm(perm, obj=obj)
if not allowed:
raise PermissionDenied("You do not have adequate permissions")
return obj
def _remove_annotation_layer(sender, instance, **kw):
try:
Layer.objects.get(name='_map_%s_annotations' % instance.id)
except Layer.DoesNotExist:
pass
signals.pre_delete.connect(_remove_annotation_layer, sender=Map)
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