def parse(self, data):
''' parse:
Loops over the data, looking for string values that can be parsed into
rich data structures (think 2012-12-24 becomes a `datetime` object).
'''
# handle is just a function that is mapped against a list
def handle(val):
for datatype in self.datatypes:
if datatype[0](self, val):
return datatype[1](self, val)
return val
if isinstance(data, list):
return list(map(self.parse, data))
elif not isinstance(data, dict):
return handle(data)
for key, value in data.items():
if isinstance(value, dict):
data[key] = self.parse(value)
continue
if isinstance(value, list):
data[key] = map(self.parse, value)
if not isstr(value):
continue
data[key] = handle(value)
return data
def detection(cls, response, value):
""" Tests if the value matches a format that signifies it is either an
absolute or relative path.
"""
if not isstr(value):
return False
return value.startswith('/') or \
value.startswith(str(response.__parent__))
def detection(cls, response, value):
""" Tests if the value matches a format that signifies it is either an
absolute or relative path.
"""
if not isstr(value):
return False
return value.startswith('/') or \
value.startswith(str(response.__parent__))
def split(cls, path):
""" Break the path down into a list of the levels and the query string
"""
query = None
if isstr(path):
url_info = urlparse(path)
query = cls.translate_query(url_info.query)
path = url_info.path.split(cls.PATH_DELIMITER)
return list(filter(bool, path)), query
def detection(cls, response, value):
""" Goes through registered string format types and provides whether
any of them match the provided string value. Keeps track of which
format was matched so that it may later be used for conversion.
"""
for dateset in cls.types:
if not isstr(value):
continue
if dateset.matcher.match(value):
cls.current = dateset.parser
return True
cls.current = None
return False
def __get_path__(self, attr):
if not isstr(attr):
return self._route(attr)
path, query = URL.split(attr)
# root path and base is not root, normalize path to subset of base
if attr.startswith('/') and len(self.__url__.path):
for element in self.__url__.path:
if element != path[0]:
return attr
del path[0]
return self._route(self.__url__ + path, query)
def __get_path__(self, attr):
if not isstr(attr):
return self._route(attr)
path, query = URL.split(attr)
# root path and base is not root, normalize path to subset of base
if attr.startswith('/') and len(self.__url__.path):
for element in self.__url__.path:
if element != path[0]:
return attr
del path[0]
return self._route(self.__url__ + path, query)
def detection(cls, response, value):
""" Goes through registered string format types and provides whether
any of them match the provided string value. Keeps track of which
format was matched so that it may later be used for conversion.
"""
for dateset in cls.types:
if not isstr(value):
continue
if dateset.matcher.match(value):
cls.current = dateset.parser
return True
cls.current = None
return False
def detection(cls, response, value):
''' DateHandler.detection:
Tests if the value matches a recognized date string format (ISO, IETF,
etc) so that it can then be converted into a more usable data
structure.
'''
for dateset in cls.types:
if not isstr(value):
continue
if re.match(dateset["regex"], value):
cls.current = dateset["parse"]
return True
cls.current = None
return False
def __request__(self, method, headers={}, *args, **kwargs):
""" Makes a request to the represented URL of the object. The method
passed in will be used for the request and the rest of the arguments
will be used to attempt to build the request body/data.
"""
headers = dict(self._default_headers + list(headers.items()))
params = dict(list(self._default_params.items()) +
list(kwargs.items()))
if len(params):
default_MIME = "application/x-www-form-urlencoded"
if headers.setdefault("Content-type", default_MIME) == \
default_MIME:
params = to_urlstr(params)
elif headers["Content-type"] == "application/json":
params = json.dumps(params)
else:
pass # No idea what mimetype to encode against
else:
params = ""
if len(args) > 0 and isstr(args[0]):
params = args[0]
headers.setdefault("Content-type", "text/plain")
# Use the query string for GET ?
if method.upper() == 'GET' and len(params):
request = urllib2.Request(
"?".join([str(self), params]),
data=bytearray(params, 'utf-8'), headers=headers)
else:
request = urllib2.Request(
str(self), data=bytearray(params, 'utf-8'),
headers=headers)
request.get_method = lambda: method.upper()
if self.__base.__test__:
return request
try:
response = self.__base.__opener__.open(request)
return self.__response__(response)
except urllib2.URLError:
if self.__base__.EXCEPTION_THROWING:
raise InvalidURLError(str(self))
else:
return (ERRORS["InvalidURL"], None)
def __request__(self, method, headers={}, *args, **kwargs):
''' __request__:
Base request method, actually performs the request on the URL with the
defined method.
'''
headers = dict(self._default_headers + list(headers.items()))
params = dict(list(self._default_params.items()) +
list(kwargs.items()))
if len(params):
default_MIME = "application/x-www-form-urlencoded"
if headers.setdefault("Content-type", default_MIME) == \
default_MIME:
params = to_urlstr(params)
elif headers["Content-type"] == "application/json":
params = json.dumps(params)
else:
pass # No idea what mimetype to encode against
else:
params = ""
if len(args) > 0 and isstr(args[0]):
params = args[0]
headers.setdefault("Content-type", "text/plain")
# Use the query string for GET ?
if method.upper() == 'GET' and len(params):
request = urllib2.Request(
"?".join([str(self), params]),
data=bytearray(params, 'utf-8'), headers=headers)
else:
request = urllib2.Request(
str(self), data=bytearray(params, 'utf-8'),
headers=headers)
request.get_method = lambda: method.upper()
if self.__base.__test__:
return request
try:
response = self.__base.__opener__.open(request)
return self.__response__(response)
except urllib2.URLError:
if self.__base__.EXCEPTION_THROWING:
raise InvalidURLError(str(self))
else:
return (ERRORS["InvalidURL"], None)
def parse(self, data):
""" Traverses the data structure and converts any data of a base type
into a richer form based on registered detection functions and the
corresponding handling function.
Provided handlers include a URL detector that will convert the URL
string into a :class:`Route <Route>` if applicable and a date detector
that will convert a string like ``2013-03-12`` into the rich
``datetime`` object.
"""
# handle is just a function that is mapped against a list
def handle(val):
for datatype in self.datatypes:
if datatype.detector(self, val):
return datatype.handler(self, val)
return val
if isinstance(data, list):
return list(map(self.parse, data))
elif not isinstance(data, dict):
return handle(data)
for key, value in data.items():
if isinstance(value, dict):
data[key] = self.parse(value)
continue
if isinstance(value, list):
data[key] = map(self.parse, value)
if not isstr(value):
continue
data[key] = handle(value)
return data
def parse(self, data):
""" Traverses the data structure and converts any data of a base type
into a richer form based on registered detection functions and the
corresponding handling function.
Provided handlers include a URL detector that will convert the URL
string into a :class:`Route <Route>` if applicable and a date detector
that will convert a string like ``2013-03-12`` into the rich
``datetime`` object.
"""
# handle is just a function that is mapped against a list
def handle(val):
for datatype in self.datatypes:
if datatype.detector(self, val):
return datatype.handler(self, val)
return val
if isinstance(data, list):
return list(map(self.parse, data))
elif not isinstance(data, dict):
return handle(data)
for key, value in data.items():
if isinstance(value, dict):
data[key] = self.parse(value)
continue
if isinstance(value, list):
data[key] = map(self.parse, value)
if not isstr(value):
continue
data[key] = handle(value)
return data
