def router(self, request):
response = {}
if self.login_required:
if not request.user.is_authenticated():
response['type'] = 'event'
response['data'] = 'You must be authenticated to run this method.'
response['name'] = self.event
return HttpResponse(jsonDumpStripped(response), mimetype='application/json')
if self.permission:
if not request.user.has_perm(self.permission):
response['type'] = 'result'
response['data'] = 'You need `%s` permission to run this method' % self.permission
response['name'] = self.event
return HttpResponse(jsonDumpStripped(response), mimetype='application/json')
try:
if self.func:
response['data'] = self.func(request)
response['name'] = self.event
response['type'] = 'event'
else:
raise RuntimeError("The server provider didn't register a function to run yet")
except Exception as e:
if settings.DEBUG:
etype, evalue, etb = sys.exc_info()
response['type'] = 'exception'
response['message'] = traceback.format_exception_only(etype, evalue)[0]
response['where'] = traceback.extract_tb(etb)[-1]
else:
raise e
return HttpResponse(jsonDumpStripped(response), mimetype='application/json')
def api(self, request):
conf = self._config
descriptor = self.namespace + '.' + self.descriptor
if 'format' in request.GET and request.GET['format'] == 'json':
conf['descriptor'] = descriptor
mimetype = 'application/json'
response = jsonDumpStripped(conf)
else:
response = """
Ext.ns('%s');
%s = %s
""" % (self.namespace, descriptor, jsonDumpStripped(self._config))
mimetype = 'text/javascript'
return HttpResponse(response, mimetype=mimetype)
def script(self, request):
"""
Return a HttpResponse with the javascript code needed
to register the DirectProvider in Ext.
You will have to add an urlpattern to your urls.py
pointing to this method. Something like::
remote_provider = ExtDirectProvider('/some-url/', ...)
urlpatterns = patterns(
...,
(r'^myprovider.js/$', remote_provider.script),
...
)
"""
config = jsonDumpStripped(self._config)
js = SCRIPT % config
return HttpResponse(js, mimetype='text/javascript')
def router(self, request):
"""
Check if the request came from a Form POST and call
the dispatcher for every ExtDirect request recieved.
"""
if 'extAction' in request.POST:
extdirect_request = dict(
action=request.POST['extAction'],
method=request.POST['extMethod'],
tid=request.POST['extTID'],
type=request.POST['extType'],
isForm=True
)
elif request.body:
extdirect_request = json.loads(request.body)
else:
return HttpResponseBadRequest('Invalid request')
if isinstance(extdirect_request, list):
#call in batch
response = []
for single_request in extdirect_request:
response.append(self.dispatcher(request, single_request))
elif isinstance(extdirect_request, dict):
#single call
response = self.dispatcher(request, extdirect_request)
if request.POST.get('extUpload', False):
#http://www.extjs.com/deploy/dev/docs/?class=Ext.form.BasicForm#Ext.form.BasicForm-fileUpload
mimetype = 'text/html'
else:
mimetype = 'application/json'
return HttpResponse(jsonDumpStripped(response), mimetype=mimetype)