1 from manifold.core.query import Query
3 from django.views.generic.base import TemplateView
4 from django.shortcuts import render_to_response
6 from unfold.loginrequired import LoginRequiredView
7 from django.http import HttpResponse
9 from manifold.core.query import Query, AnalyzedQuery
10 from manifoldapi.manifoldapi import execute_query
12 from string import join
16 # handles serialization of datetime in json
17 DateEncoder = lambda obj: obj.strftime("%B %d, %Y %H:%M:%S") if isinstance(obj, datetime.datetime) else None
19 # handles decimal numbers serialization in json
20 class DecimalEncoder(json.JSONEncoder):
21 def _iterencode(self, o, markers=None):
22 if isinstance(o, decimal.Decimal):
23 return (str(o) for o in [o])
24 return super(DecimalEncoder, self)._iterencode(o, markers)
26 def dispatch(request, object_type, object_name):
29 'platform' : platform,
31 'resource' : resource,
36 if ((object_type == 'platform') or (object_type == 'testbed')) :
37 object_type = 'local:platform'
38 object_properties = ['platform', 'platform_longname', 'platform_url', 'platform_description','gateway_type'];
39 return switch.get('platform', error)(request, object_name, object_properties)
41 query = Query.get('local:object').filter_by('table', '==', object_type).select('column.name')
42 results = execute_query(request, query)
44 object_properties = []
45 for r in results[0]['column'] :
46 object_properties.append(r['name'])
48 return error(request, object_name, {})
49 return switch.get(object_type, error)(request, object_name, object_properties)
51 # if request.method == 'GET':
52 # return switch.get(request, object_type, object_name, object_properties)
53 # elif request.method == 'POST':
54 # return post(request, object_type, object_name)
56 def platform(request, object_name, object_properties):
57 query = Query().get('local:platform').filter_by('disabled', '==', '0').select(object_properties)
58 return send(request, execute_query(request, query), object_properties)
60 def slice(request, object_name, object_properties):
61 query = Query().get('slice').filter_by('user.user_hrn', '==', '$user_hrn').select(object_properties)
62 return send(request, execute_query(request, query), object_properties)
64 def resource(request, object_name, object_properties):
67 def user(request, object_name, object_properties):
68 query = Query().get('user').filter_by('user_hrn', '==', '$user_hrn').select(object_properties)
69 return send(request, execute_query(request, query), object_properties)
71 def send(request, response, object_properties):
72 if request.path.split('/')[1] == 'rest' :
73 response_data = response
74 return HttpResponse(json.dumps(response_data), content_type="application/json")
75 elif request.path.split('/')[1] == 'table' :
76 return render_to_response('table-default.html', {'data' : response, 'properties' : object_properties})
77 elif request.path.split('/')[1] == 'datatable' :
79 response_data['columns'] = object_properties
80 response_data['labels'] = object_properties
81 #response_data['labels'] = [ 'Platform', 'Name', 'Url', 'Description','Gateway Type' ]
82 response_data['data'] = []
83 response_data['total'] = len(response)
86 for p in object_properties :
90 response_data['data'].append(d)
92 return HttpResponse(json.dumps(response_data, cls=DecimalEncoder, default=DateEncoder), content_type="application/json")
94 def error(request, object_name, object_properties):
95 return HttpResponse(json.dumps({'error' : 'an error has occurred'}), content_type="application/json")