from manifold.core.query import Query
+from manifoldapi.manifoldapi import execute_query
+from portal.actions import is_pi
-from django.views.generic.base import TemplateView
-from django.shortcuts import render_to_response
-
-from unfold.loginrequired import LoginRequiredView
from django.http import HttpResponse
-from manifold.core.query import Query
-from manifoldapi.manifoldapi import execute_query
-
-from string import join
import decimal
import datetime
if isinstance(o, decimal.Decimal):
return (str(o) for o in [o])
return super(DecimalEncoder, self)._iterencode(o, markers)
-
-class objectRequest(object):
+
+class ObjectRequest(object):
def __init__(self, request, object_type, object_name):
self.type = object_type
self.name = object_name
- self.properties = []
+ self.fields = []
+ self.params = []
self.filters = {}
self.options = None
-
- self.request = request
+ self.request = request
+
if ((self.type == 'platform') or (self.type == 'testbed')) :
self.type = 'local:platform'
self.id = 'platform'
- self.properties = ['platform', 'platform_longname', 'platform_url', 'platform_description','gateway_type'];
+ self.fields = ['platform', 'platform_longname', 'platform_url', 'platform_description','gateway_type'];
self.filters['disabled'] = '0'
self.filters['gateway_type'] = 'sfa'
self.filters['platform'] = '!myslice'
+ #elif(self.type.startswith('local:')):
+ elif ':' in self.type:
+ table = self.type.split(':')
+ prefix = table[0]
+ table = table[1]
+ if prefix == 'local':
+ # XXX TODO: find a generic Query to get the fields like
+ # select column.name from local:object where table == local:user
+ table = self.type.split(':')
+ table = table[1]
+ if table == "user":
+ self.id = table + '_id'
+ self.fields = ['user_id', 'email', 'password', 'config','status'];
+ elif table == "account":
+ # XXX TODO: Multiple key for account = (platform_id, user_id)
+ self.id = "platform_id, user_id"
+ self.fields = ['platform_id', 'user_id', 'auth_type', 'config'];
+ elif table == "platform":
+ self.id = 'platform'
+ self.fields = ['platform', 'platform_longname', 'platform_url', 'platform_description','gateway_type'];
+ else:
+ # If we use prefix, set the key without the prefix then add it again
+ self.type = table
+ self.setKey()
+ self.setLocalFields()
+ self.type = prefix + ':' + table
else :
- self.id = 'hrn'
- query = Query.get('local:object').filter_by('table', '==', self.type).select('column.name')
- results = execute_query(self.request, query)
- if results :
- for r in results[0]['column'] :
- self.properties.append(r['name'])
- else :
- return error('db error')
- return None
+ self.setKey()
+ self.setLocalFields()
- def addFilters(self, properties):
- selected_properties = []
- for p in properties :
- if p in self.properties :
- selected_properties.append(p)
- self.properties = selected_properties
- self.setId()
+ def setKey(self):
+ # What about key formed of multiple fields???
+ query = Query.get('local:object').filter_by('table', '==', self.type).select('key')
+ results = execute_query(self.request, query)
+ print "key of object = %s" % results
+ if results :
+ for r in results[0]['key'] :
+ self.id = r
+ else :
+ raise Exception, 'Manifold db error'
- def setId(self):
- if self.id in self.properties :
- self.properties.remove(self.id)
- [self.id].extend(self.properties)
+ def setLocalFields(self):
+ query = Query.get('local:object').filter_by('table', '==', self.type).select('column.name')
+ results = execute_query(self.request, query)
+ if results :
+ for r in results[0]['column'] :
+ self.fields.append(r['name'])
+ else :
+ raise Exception, 'Manifold db error'
+
+ def setFields(self, fields):
+# selected_fields = []
+# for p in fields :
+# if p in self.fields :
+# selected_fields.append(p)
+ self.fields = fields
+
- def execute(self):
- query = Query.get(self.type).select(self.properties)
+ def applyFilters(self, query, force_filters = False):
+ if (force_filters and not self.filters) :
+ raise Exception, "Filters required"
if self.filters :
for k, f in self.filters.iteritems() :
if (f[:1] == "!") :
query.filter_by(k, '<=', f[2:])
elif (f[:1] == "<") :
query.filter_by(k, '<', f[1:])
+ elif (f[:8] == "CONTAINS") :
+ query.filter_by(k, 'CONTAINS', f[8:])
else :
query.filter_by(k, '==', f)
+ return query
+
+ def get(self):
+ query = Query.get(self.type)
+ if (self.id is not None) and (self.id not in self.fields) :
+ query.select(self.fields + [self.id])
+ else :
+ query.select(self.fields)
+
+ query = self.applyFilters(query)
return execute_query(self.request, query)
-def dispatch(request, object_type, object_name):
-
- o = objectRequest(request, object_type, object_name)
-
- if request.method == 'POST':
- req_items = request.POST
- elif request.method == 'GET':
- req_items = request.GET
+ def create(self):
+ query = Query.create(self.type)
+ # No filters for create
+ if self.params :
+ for p in self.params :
+ for k,v in p.iteritems() :
+ print "param: %s : %s" % (k,v)
+ query.set({k : v})
+ print "query = ",query
+ else:
+ raise Exception, "Params are required for create"
+ return execute_query(self.request, query)
+
+ def update(self):
+ query = Query.update(self.type)
+ query = self.applyFilters(query, True)
+
+ if self.params :
+ for p in self.params :
+ for k,v in p.iteritems() :
+ print "param: %s : %s" % (k,v)
+ query.set({k : v})
+ print "query = ",query
+ else:
+ raise Exception, "Params are required for update"
+
+ if self.id is not None:
+ query.select(self.id)
+
+ return execute_query(self.request, query)
- print req_items
+ def delete(self):
+ query = Query.delete(self.type)
+ query = self.applyFilters(query, True)
+ if self.filters :
+ query.set(self.filters)
+ else:
+ raise Exception, "Filters are required for delete"
+ return execute_query(self.request, query)
- for el in req_items.items():
- if el[0].startswith('filters'):
- o.filters[el[0][8:-1]] = el[1]
- elif el[0].startswith('columns'):
- o.addFilters(req_items.getlist('columns[]'))
- elif el[0].startswith('options'):
- o.options = req_items.getlist('options[]')
-
- response = o.execute()
+ def json(self):
+ return HttpResponse(json.dumps(self.get(), cls=DecimalEncoder, default=DateEncoder), content_type="application/json")
- if request.path.split('/')[1] == 'rest' :
- response_data = response
- return HttpResponse(json.dumps(response_data, cls=DecimalEncoder, default=DateEncoder), content_type="application/json")
- elif request.path.split('/')[1] == 'table' :
- return render_to_response('table-default.html', {'data' : response, 'properties' : o.properties, 'id' : o.id, 'options' : o.options})
- elif request.path.split('/')[1] == 'datatable' :
+ def datatable(self):
+ response = self.get()
response_data = {}
- response_data['columns'] = o.properties
- response_data['labels'] = o.properties
+ response_data['fields'] = self.fields
+ response_data['labels'] = self.fields
response_data['data'] = []
response_data['total'] = len(response)
for r in response :
d = []
- for p in o.properties :
+ for p in self.fields :
d.append(r[p])
response_data['data'].append(d)
-
+
return HttpResponse(json.dumps(response_data, cls=DecimalEncoder, default=DateEncoder), content_type="application/json")
def error(msg):
return HttpResponse(json.dumps({'error' : msg}), content_type="application/json")
+
+def success(msg):
+ return HttpResponse(json.dumps({'success' : msg}), content_type="application/json")