from myslice.config import Config
+from django.contrib import messages
from manifoldresult import ManifoldResult, ManifoldCode, ManifoldException
+from manifold.core.result_value import ResultValue
debug=False
debug=True
def __getattr__(self, methodName):
def func(*args, **kwds):
try:
- if debug: print "====> ManifoldAPI.%s"%methodName,"args",args,"kwds",kwds
+ if debug: print "====> ManifoldAPI.%s"%methodName,"auth",self.auth,"args",args,"kwds",kwds
result=getattr(self.server, methodName)(self.auth, *args, **kwds)
if debug:
print '<==== backend call %s(*%s,**%s) returned'%(methodName,args,kwds),
print '.ctd. Authmethod=',self.auth['AuthMethod'], self.url,'->',
self._print_result(result)
- ### attempt to cope with old APIs and new APIs
- if isinstance (result, dict) and 'code' in result:
- if debug: print "taken as new API"
- # this sounds like a result from a new API
- # minimal treatment is required, but we do want to turn this into a
- # class instance
- if result['code'] != 2: # in the manifold world, this can be either
- # 0 (ok) 1 (partial result) or 2 which means error
- if debug: print "OK (new API)"
- return ManifoldResult(code=result['code'], value=result['value'])
- else:
- if debug: print "KO (new API) - raising ManifoldException"
- raise ManifoldException(ManifoldResult(code=result['code'], output=result['description']))
- else:
- if debug: print "taken as old API"
- # we're talking to an old API
- # so if we make it here it should mean success
- return ManifoldResult (code=ManifoldCode.SUCCESS, value=result)
- except xmlrpclib.Fault, error:
- ### xxx this is very rough for now
- # until we have some agreement about how the API calls should return error conditions
- # in some less unpolite way than this anonymous exception, we assume it's a problem with the session
- # that needs to be refreshed
- if error.faultCode == 8002:
- if debug: print "KO (old API - 8002) - raising ManifoldException"
- reason="most likely your session has expired"
- reason += " (the manifold API has no unambiguous error reporting mechanism yet)"
- raise ManifoldException ( ManifoldResult (code=ManifoldCode.SESSION_EXPIRED, output=reason))
- else:
- if debug: print "KO (old API - other) - raising ManifoldException"
- reason="xmlrpclib.Fault with faultCode = %s (not taken as session expired)"%error.faultCode
- raise ManifoldException ( ManifoldResult (code=ManifoldCode.UNKNOWN_ERROR, output=reason))
+
+ return ResultValue(**result)
+
except Exception,error:
+ # XXX Connection refused for example
+ print "** API ERROR **"
+ import traceback
+ traceback.print_exc()
if debug: print "KO (unexpected exception)",error
raise ManifoldException ( ManifoldResult (code=ManifoldCode.UNKNOWN_ERROR, output="%s"%error) )
+
return func
- def send_manifold_query (self, query):
- # We use a dictionary representation of the query for forwarding it to the API
- ret = self.forward(query.to_dict())
- if debug:
- print "="*80
- print "Result:"
- print ret
- print "="*80
- return ret
+def execute_query(request, query):
+ if not 'manifold' in request.session:
+ print "W: Used hardcoded demo account for execute_query"
+ manifold_api_session_auth = {'AuthMethod': 'password', 'Username': 'demo', 'AuthString': 'demo'}
+ else:
+ manifold_api_session_auth = request.session['manifold']['auth']
+ manifold_api = ManifoldAPI(auth=manifold_api_session_auth)
+ print "-"*80
+ print query
+ print query.to_dict()
+ print "-"*80
+ result = manifold_api.forward(query.to_dict())
+ if result['code'] == 2:
+ raise Exception, 'Error running query'
+ return result['value']