def get_response(self):
'''
Sends the request and returns an HTTP response object.
@return: Response
'''
if self.method in HTTP_METHODS_WITH_DATA and not self.data:
raise Exception("%s requests must carry data." %
self.method.upper())
headers = self.__serialize_headers()
headers.update({
"Accept": "application/json",
"User-Agent": "Greendizer Pyzer Library/1.0",
"Accept-Encoding": "gzip, deflate",
"Cache-Control": "no-cache"
})
#X-HTTP-Method-Override support
method = self.method.lower()
if ((HTTP_POST_ONLY and self.method in HTTP_METHODS_WITH_DATA) or
self.method == "patch"):
headers["X-HTTP-Method-Override"] = self.method.upper()
method = "post"
#Data encoding and compression for POST, PUT and PATCH requests
data = self.data
if method in HTTP_METHODS_WITH_DATA:
headers["Content-Type"] = self.__content_type + "; charset=utf-8"
#URL encoding
if self.__content_type == "application/x-www-form-urlencoded":
data = to_byte_string(urllib.urlencode(data))
#GZip compression
if not greendizer.DEBUG and USE_GZIP:
headers["Content-Encoding"] = COMPRESSION_GZIP
data = self.__gzip_content(to_byte_string(data))
request = Request.HttpRequest(self.uri.geturl(),
data=data,
method=method, headers=headers)
try:
response = urllib2.urlopen(request)
return Response(self, 200, response.read(),
response.info())
except(urllib2.HTTPError), e:
instance = Response(self, e.code, e.read(), e.info())
if e.code not in [201, 202, 204, 206, 304, 409, 416]:
raise ApiException(instance)
return instance
def __createElementNS(self, root, uri, name, value):
'''
Creates and returns an element with a qualified name and a name space
@param root:Element Parent element
@param uri:str Namespace URI
@param tag:str Tag name.
'''
tag = root.ownerDocument.createElementNS(to_byte_string(uri),
to_byte_string(name))
tag.appendChild(root.ownerDocument
.createCDATASection(to_byte_string(value)))
return root.appendChild(tag)
def _create_text_node(self, root, name, value, cdata=False):
'''
Creates and adds a text node
@param root:Element Root element
@param name:str Tag name
@param value:object Text value
@param cdata:bool A value indicating whether to use CDATA or not.
@return:Node
'''
if is_empty_or_none(value):
return
if isinstance(value, date):
value = date_to_string(value)
if isinstance(value, datetime):
value = datetime_to_string(value)
if isinstance(value, Decimal):
value = "0" if not value else str(value)
tag = root.ownerDocument.createElement(name)
value = to_byte_string(value)
if cdata:
tag.appendChild(root.ownerDocument.createCDATASection(value))
else:
tag.appendChild(root.ownerDocument.createTextNode(value))
return root.appendChild(tag)
def to_xml(self, name):
'''
Returns a DOM representation of the line treatment.
@return: Element
'''
for n, v in { "rate_type": self.rate_type,
"rate": self.rate,
"name": self.name,
"description":self.description }.items():
if is_empty_or_none(v):
raise ValueError("'%s' attribute cannot be empty or None." % n)
doc = Document()
root = doc.createElement(name)
root.setAttribute("type", self.rate_type)
root.setAttribute("name", to_byte_string(self.name))
root.setAttribute("description", to_byte_string(self.description))
root.setAttribute("base", self.interval) if self.interval else ""
root.appendChild(doc.createTextNode(to_byte_string(self.rate)))
return root
def send(self, xmli, signature=True):
'''
Sends an invoice
@param xmli:str Invoice XML representation.
@return: InvoiceReport
'''
xmli = to_byte_string(xmli)
if not xmli:
raise ValueError("Invalid XMLi")
'''
XMLdsig: required PyCrypto + lxml
'''
private_key, public_key = self.email.client.keys
if signature and private_key and public_key:
from greendizer import xmldsig
xmli = xmldsig.sign(xmli, private_key, public_key)
size = 0
try:
from os import sys
size = sys.getsizeof(xmli)
except AttributeError:
import base64 #2.5 and older...
size = len(base64.encodestring(xmli)) #1 ASCII = 1 byte
if size > MAX_CONTENT_LENGTH:
raise ValueError("XMLi's size is limited to %skb."
% MAX_CONTENT_LENGTH / 1024)
request = Request(self.email.client, method="POST", data=xmli,
uri=self._uri, content_type="application/xml")
response = request.get_response()
if response.status_code == 202: #Accepted
return InvoiceReport(self.email,
extract_id_from_uri(response["Location"]))
