def jsonrpc_server_call(target, jsonrpc_request, json_decoder=None):
"""Execute the given JSON-RPC request (as JSON-encoded string) on the given
target object and return the JSON-RPC response, as a dict
"""
if json_decoder is None:
json_decoder = ScrapyJSONDecoder()
try:
req = json_decoder.decode(jsonrpc_request.decode('utf-8'))
except Exception as e:
return jsonrpc_error(None, jsonrpc_errors.PARSE_ERROR, 'Parse error',
traceback.format_exc())
try:
id, methname = req['id'], req['method']
except KeyError:
return jsonrpc_error(None, jsonrpc_errors.INVALID_REQUEST,
'Invalid Request')
try:
method = getattr(target, methname)
except AttributeError:
return jsonrpc_error(id, jsonrpc_errors.METHOD_NOT_FOUND,
'Method not found')
params = req.get('params', [])
a, kw = ([], params) if isinstance(params, dict) else (params, {})
kw = dict([(str(k), v) for k, v in kw.items()]) # convert kw keys to str
try:
return jsonrpc_result(id, method(*a, **kw))
except Exception as e:
return jsonrpc_error(id, jsonrpc_errors.INTERNAL_ERROR, str(e), \
traceback.format_exc())
def jsonrpc_server_call(target, jsonrpc_request, json_decoder=None):
"""Execute the given JSON-RPC request (as JSON-encoded string) on the given
target object and return the JSON-RPC response, as a dict
"""
if json_decoder is None:
json_decoder = ScrapyJSONDecoder()
try:
req = json_decoder.decode(jsonrpc_request)
except Exception as e:
return jsonrpc_error(None, jsonrpc_errors.PARSE_ERROR, 'Parse error',
traceback.format_exc())
try:
id, methname = req['id'], req['method']
except KeyError:
return jsonrpc_error(None, jsonrpc_errors.INVALID_REQUEST, 'Invalid Request')
try:
method = getattr(target, methname)
except AttributeError:
return jsonrpc_error(id, jsonrpc_errors.METHOD_NOT_FOUND, 'Method not found')
params = req.get('params', [])
a, kw = ([], params) if isinstance(params, dict) else (params, {})
kw = dict([(str(k), v) for k, v in kw.items()]) # convert kw keys to str
try:
return jsonrpc_result(id, method(*a, **kw))
except Exception as e:
return jsonrpc_error(id, jsonrpc_errors.INTERNAL_ERROR, str(e), \
traceback.format_exc())
def setUp(self):
self.spider1 = Spider('name1')
self.spider2 = Spider('name2')
open_spiders = set([self.spider1, self.spider2])
crawler = CrawlerMock(open_spiders)
self.spref = SpiderReferencer(crawler)
self.encoder = ScrapyJSONEncoder(spref=self.spref)
self.decoder = ScrapyJSONDecoder(spref=self.spref)
def setUp(self):
crawler = CrawlerMock([])
self.json_decoder = ScrapyJSONDecoder(crawler=crawler)
def __init__(self, crawler, target=None):
JsonResource.__init__(self, crawler, target)
self.json_decoder = ScrapyJSONDecoder(crawler=crawler)
self.crawler = crawler
self._target = target
def __init__(self, crawler, target=None):
super(JsonRpcResource, self).__init__(crawler, target)
self.json_decoder = ScrapyJSONDecoder(crawler=crawler)
self.crawler = crawler
self._target = target
