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views.py
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views.py
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from django.shortcuts import render_to_response
from django.utils import simplejson
#from django.core import serializers
from psi.invaders.models import Nodes, Edges
def data(request):
nodes = []
edges = []
for node in Nodes.objects.all():
nodes.append({
"id": node.pk,
"type": node.get_type_display(),
"data": {
"name": node.name,
"desc": node.description,
},
})
for edge in Edges.objects.all():
edges.append([edge.src.pk, edge.dest.pk])
response = {
"nodes": nodes,
"edges": edges,
}
#TODO: use django serializer
# (find out why 'str' object has no attribute '_meta' error shows up)
# return HttpResponse(simplejson.dumps(response),
# mimetype="application/json")
return render_to_response('index.html', {"data": simplejson.dumps(response)});