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import requests
import json
from urllib import urlencode
import robot
from robot.libraries.BuiltIn import BuiltIn
class RequestsLibrary(object):
ROBOT_LIBRARY_SCOPE = 'Global'
def __init__(self):
self._cache = robot.utils.ConnectionCache('No sessions created')
self.builtin = BuiltIn()
def _utf8_urlencode(self, data):
if not type(data) is dict:
return data
utf8_data = {}
for k,v in data.iteritems():
utf8_data[k] = unicode(v).encode('utf-8')
return urlencode(utf8_data)
def create_session(self, alias, url, headers={}, cookies=None,
auth=None, timeout=None, proxies=None,
verify=False):
""" Create Session: create a HTTP session to a server
`url` Base url of the server
`alias` Robot Framework alias to identify the session
`headers` Dictionary of default headers
`auth` Dictionary of username & password for HTTP Basic Auth
`timeout` connection timeout
`proxies` proxy server url
`verify` set to True if Requests should verify the certificate
"""
self.builtin.log('Creating session: %s' % alias, 'DEBUG')
auth = requests.auth.HTTPBasicAuth(*auth) if auth else None
s = session = requests.Session()
s.headers.update(headers)
s.auth = auth if auth else s.auth
s.proxies = proxies if proxies else s.proxies
s.verify = self.builtin.convert_to_boolean(verify)
# cant pass these into the Session anymore
self.timeout = timeout
self.cookies = cookies
self.verify = verify
# cant use hooks :(
s.url = url
self._cache.register(session, alias=alias)
return session
def delete_all_sessions(self):
""" Removes all the session objects """
self._cache.empty_cache()
def to_json(self, content):
""" Convert a string to a JSON object
`content` String content to convert into JSON
"""
return json.loads(content)
def _get_url(self, session, uri):
''' Helpere method to get the full url
'''
url = session.url
if uri:
slash = '' if uri.startswith('/') else '/'
url = "%s%s%s" %(session.url, slash, uri)
return url
def get(self, alias, uri, headers=None):
""" Send a GET request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the GET request to
`headers` a dictionary of headers to use with the request
"""
session = self._cache.switch(alias)
resp = session.get(self._get_url(session, uri),
headers=headers,
cookies=self.cookies, timeout=self.timeout)
# store the last response object
session.last_resp = resp
return resp
def post(self, alias, uri, data={}, headers=None, files={}):
""" Send a POST request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the GET request to
`data` a dictionary of key-value pairs that will be urlencoded
and sent as POST data
or binary data that is sent as the raw body content
`headers` a dictionary of headers to use with the request
`files` a dictionary of file names containing file data to POST to the server
"""
session = self._cache.switch(alias)
data = self._utf8_urlencode(data)
resp = session.post(self._get_url(session, uri),
data=data, headers=headers,
files=files,
cookies=self.cookies, timeout=self.timeout)
# store the last response object
session.last_resp = resp
self.builtin.log("Post response: " + resp.content, 'DEBUG')
return resp
def postjson(self, alias, uri, data={}, headers=None, files={}):
""" Send a POST request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the GET request to
`data` a dictionary of key-value pairs that will be urlencoded
and sent as POST data
or binary data that is sent as the raw body content
`headers` a dictionary of headers to use with the request
`files` a dictionary of file names containing file data to POST to the server
"""
session = self._cache.switch(alias)
data = json.dumps(data)
resp = session.post(self._get_url(session, uri),
data=data, headers=headers,
files=files,
cookies=self.cookies, timeout=self.timeout)
# store the last response object
session.last_resp = resp
self.builtin.log("Post response: " + resp.content, 'DEBUG')
return resp
def put(self, alias, uri, data=None, headers=None):
""" Send a PUT request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the PUT request to
`headers` a dictionary of headers to use with the request
"""
session = self._cache.switch(alias)
#data = self._utf8_urlencode(data)
data = json.dumps(data)
resp = session.put(self._get_url(session, uri),
data=data, headers=headers,
cookies=self.cookies, timeout=self.timeout)
self.builtin.log("PUT response: %s DEBUG" % resp.content)
# store the last response object
session.last_resp = resp
return resp
def put_xml(self, alias, uri, data=None, headers=None):
""" Send a PUT_xml request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the PUT_xml request to
`headers` a dictionary of headers to use with the request
"""
session = self._cache.switch(alias)
data = self._utf8_urlencode(data)
#data = json.dumps(data)
resp = session.put(self._get_url(session, uri),
data=data, headers=headers,
cookies=self.cookies, timeout=self.timeout)
self.builtin.log("PUT response: %s DEBUG" % resp.content)
# store the last response object
session.last_resp = resp
return resp
def delete(self, alias, uri, data=(), headers=None):
""" Send a DELETE request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the DELETE request to
`headers` a dictionary of headers to use with the request
"""
session = self._cache.switch(alias)
args = "?%s" % urlencode(data) if data else ''
resp = session.delete("%s%s" % (self._get_url(session, uri), args),
headers=headers, cookies=self.cookies,
timeout=self.timeout)
# store the last response object
session.last_resp = resp
return resp
def head(self, alias, uri, headers=None):
""" Send a HEAD request on the session object found using the
given `alias`
`alias` that will be used to identify the Session object in the cache
`uri` to send the HEAD request to
`headers` a dictionary of headers to use with the request
"""
session = self._cache.switch(alias)
resp = session.head(self._get_url(session, uri), headers=headers,
cookies=self.cookies, timeout=self.timeout)
# store the last response object
session.last_resp = resp
return resp
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