Search for calendar events in exchange

example_response.xml

<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
  <s:Header>
    <h:ServerVersionInfo xmlns:h="http://schemas.microsoft.com/exchange/services/2006/types" xmlns="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" MajorVersion="14" MinorVersion="3" MajorBuildNumber="195" MinorBuildNumber="1"/>
  </s:Header>
  <s:Body xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
    <m:FindItemResponse xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
      <m:ResponseMessages>
        <m:FindItemResponseMessage ResponseClass="Success">
          <m:ResponseCode>NoError</m:ResponseCode>
          <m:RootFolder TotalItemsInView="20" IncludesLastItemInRange="true">
            <t:Items>
              <t:CalendarItem>
                <t:ItemId Id="AAAVAHJzYW5kZXJzQGxpbmtlZGluLmNvbQBGAAAAAAD9SMdJZdUJQZD6AaiVjB7QBwC/1jQfGZYxS4scYPVIHHcVAAAAIehGAAD4xglk0Z8+Q7DxECC4c+S/AAAAIj3xAAA=" ChangeKey="DwAAABYAAAD4xglk0Z8+Q7DxECC4c+S/AAADlGDz"/>
                <t:Subject>Flopping around in a lagoon</t:Subject>
                <t:HasAttachments>false</t:HasAttachments>
                <t:Start>2013-09-09T17:00:00Z</t:Start>
                <t:End>2013-09-09T18:00:00Z</t:End>
                <t:LegacyFreeBusyStatus>Busy</t:LegacyFreeBusyStatus>
                <t:Location>my desk</t:Location>
                <t:CalendarItemType>Single</t:CalendarItemType>
                <t:Organizer>
                  <t:Mailbox>
                    <t:Name>Hugh Manatee</t:Name>
                  </t:Mailbox>
                </t:Organizer>
              </t:CalendarItem>
              <t:CalendarItem>
                <t:ItemId Id="AAAVAHJzYW5kZXJzQGxpbmtlZGluLmNvbQFRAAgI0HsGqVJAAEYAAAAA/UjHSWXVCUGQ+gGolYwe0AcAv9Y0HxmWMUuLHGD1SBx3FQAAACHoRgAAv9Y0HxmWMUuLHGD1SBx3FQAAT9mX/AAAEA==" ChangeKey="DwAAABYAAAD4xglk0Z8+Q7DxECC4c+S/AAADlHnK"/>
                <t:Subject>Stomping around and eating things</t:Subject>
                <t:HasAttachments>false</t:HasAttachments>
                <t:Start>2013-09-09T20:45:00Z</t:Start>
                <t:End>2013-09-09T21:00:00Z</t:End>
                <t:LegacyFreeBusyStatus>Tentative</t:LegacyFreeBusyStatus>
                <t:Location/>
                <t:CalendarItemType>Occurrence</t:CalendarItemType>
                <t:Organizer>
                  <t:Mailbox>
                    <t:Name>T Rex</t:Name>
                  </t:Mailbox>
                </t:Organizer>
              </t:CalendarItem>
            </t:Items>
          </m:RootFolder>
        </m:FindItemResponseMessage>
      </m:ResponseMessages>
    </m:FindItemResponse>
  </s:Body>
</s:Envelope>

get_calendar_events.py

#!/usr/bin/env python

import urllib2
from ntlm import HTTPNtlmAuthHandler
from httplib import HTTPException
from lxml import etree


EXCHANGE_URL = 'https://blahblah.org/EWS/Exchange.asmx'
EXCHANGE_USER = 'DOMAIN\\username'
EXCHANGE_PASSWORD = "password"

class EventMaker(object):
  """
  Tool to create calendar events in MS Exchange

  """

  def __init__(self, url, user, password):
    self.url = url
    passman = urllib2.HTTPPasswordMgrWithDefaultRealm()
    passman.add_password(None, url, user, password)

    # create the NTLM authentication handler
    auth_NTLM = HTTPNtlmAuthHandler.HTTPNtlmAuthHandler(passman)

    # create and install the opener
    self.opener = urllib2.build_opener(auth_NTLM)



  def build_soap_xml_request(self):
    xml_decl = '<?xml version="1.0" encoding="utf-8"?>'


    FIND_CALENDAR_EVENTS = """<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages"
	xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
	<soap:Body>
 <m:FindItem Traversal="Shallow">
      <m:ItemShape>
        <t:BaseShape>Default</t:BaseShape>
      </m:ItemShape>
      <m:CalendarView MaxEntriesReturned="100" StartDate="2013-09-09T12:00:00Z" EndDate="2013-09-13T12:00:00Z" />

      <m:ParentFolderIds>
        <t:DistinguishedFolderId Id="calendar"/>
      </m:ParentFolderIds>
    </m:FindItem>
</soap:Body>
</soap:Envelope>"""


    soap_request = FIND_CALENDAR_EVENTS

    # change here whatever you want to send.
    return "".join([xml_decl,soap_request])

  def make_soap_request(self, request_xml, retries=2):
    req = urllib2.Request(self.url, request_xml)
    req.add_header("Accept", "text/xml")
    req.add_header("Content-type", "text/xml; charset=utf-8 ")

    for retry in xrange(retries + 1):
      try:
        # retrieve the result
        response = self.opener.open(req)

        return response
      except HTTPException as err:
        error = err

    # All retries used up, re-throw the exception.
    raise error

  def fetch_raw_xml_response(self, retries=2):
    req_xml = self.build_soap_xml_request()
    print req_xml
    return self.make_soap_request(req_xml, retries)



if __name__ == '__main__':

  if EXCHANGE_PASSWORD is None or EXCHANGE_PASSWORD is "":
    password = raw_input('password?')
  else:
    password = EXCHANGE_PASSWORD

  e = EventMaker(url=EXCHANGE_URL, user=EXCHANGE_USER, password=password )

  response = e.fetch_raw_xml_response()

  print u'code', response.getcode()
  print u'info', response.info()
  print u' ---- body ------'
  try:
    body = etree.fromstring(response.read())
    print etree.tostring(body, pretty_print=True)
  except etree.XMLSyntaxError:
    print "--- [NO RESPONSE] --- "

Thought you might like to see what I did

!/usr/bin/env python

import urllib2
from ntlm import HTTPNtlmAuthHandler
from httplib import HTTPException
from lxml import etree
from datetime import date
import datetime
import xml.etree.ElementTree as et
from xml.dom.minidom import parse, parseString

EXCHANGE_URL = 'URL'
EXCHANGE_USER = 'DOMAIN//EMAIL'
EXCHANGE_PASSWORD = "PASSWORD"

tod = date.today()
cur = str(tod)
tom = str(tod + datetime.timedelta(days=1))

class EventMaker(object):
"""
Tool to create calendar events in MS Exchange
"""

def __init__(self, url, user, password):
    self.url = url
    passman = urllib2.HTTPPasswordMgrWithDefaultRealm()
    passman.add_password(None, url, user, password)

    # create the NTLM authentication handler
    auth_NTLM = HTTPNtlmAuthHandler.HTTPNtlmAuthHandler(passman)

    # create and install the opener
    self.opener = urllib2.build_opener(auth_NTLM)

def build_soap_xml_request(self, cur):
    xml_decl = '<?xml version="1.0" encoding="utf-8"?>'

    FIND_CALENDAR_EVENTS = """<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:m="http://schemas.microsoft.com/exchange/services/2006/messages"
    xmlns:t="http://schemas.microsoft.com/exchange/services/2006/types">
    <soap:Body>
    <m:FindItem Traversal="Shallow">
    <m:ItemShape>
    <t:BaseShape>Default</t:BaseShape>
    </m:ItemShape>
    <m:CalendarView MaxEntriesReturned="100" StartDate="%sT01:00:00Z" EndDate="%sT22:00:00Z" />
    <m:ParentFolderIds>
    <t:DistinguishedFolderId Id="calendar"/>
    </m:ParentFolderIds>
    </m:FindItem>
    </soap:Body>
    </soap:Envelope>""" % (cur, tom)

    soap_request = FIND_CALENDAR_EVENTS

    # change here whatever you want to send.
    return "".join([xml_decl, soap_request])

def make_soap_request(self, request_xml, retries=2):
    req = urllib2.Request(self.url, request_xml)
    req.add_header("Accept", "text/xml")
    req.add_header("Content-type", "text/xml; charset=utf-8 ")

    for retry in xrange(retries + 1):
        try:
            # retrieve the result
            response = self.opener.open(req)
            return response
        except HTTPException as err:
            error = err
    # All retries used up, re-throw the exception.
    raise error

def fetch_raw_xml_response(self, retries=2):
    req_xml = self.build_soap_xml_request(cur)
    # print req_xml
    return self.make_soap_request(req_xml, retries)

if name == 'main':

if EXCHANGE_PASSWORD is None or EXCHANGE_PASSWORD is "":
    password = raw_input('password?')
else:
    password = EXCHANGE_PASSWORD

    e = EventMaker(url=EXCHANGE_URL, user=EXCHANGE_USER, password=password)

    response = e.fetch_raw_xml_response()

#   print u'code', response.getcode()
#   print u'info', response.info()
#   print u' ---- body ------'
try:
    list = []
    body = etree.fromstring(response.read())
    pretty = etree.tostring(body, pretty_print=True)
    file = open("output.xml", "w")
    file.write(pretty)
    file.close()

    open_xml = open("output.xml", "r")
    to_parse = open_xml.read()
    #   print to_parse

    dom2 = parse('output.xml')

    maybe = dom2.getElementsByTagName('t:ItemId')
    for node in maybe:
        e_id = node.attributes["Id"]
        list.append(e_id.value)

except etree.XMLSyntaxError:
    print "--- [NO RESPONSE] --- "