Networking assigment

Emails.txt

+Content-Type: text/plain; charset="utf-8"
+Content-Transfer-Encoding: base64
+
+SGV5IHh48J+Slg0K
+Content-Type: text/plain; charset="utf-8"
+Content-Transfer-Encoding: base64
+
+WW91IGFscmlnaHQNCg0KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18NCkZyb206IE1B
+VFRIRVcgU0VBTUFODQpTZW50OiAyNyBOb3ZlbWJlciAyMDE3IDEwOjIxOjA4DQpUbzogbWF0dGhl
+dy5zZWFtYW5AZWx3b29kLnlvcmtkYy5uZXQNClN1YmplY3Q6DQoNCkhleSB4ePCfkpYNCg==
+Content-Type: text/plain; charset="iso-8859-1"
+Content-Transfer-Encoding: quoted-printable
+
+Yo yo yo
+Content-Type: text/plain; charset="iso-8859-1"
+Content-Transfer-Encoding: quoted-printable
+
+Test for offline mode

Networking.py

+from __future__ import unicode_literals
+from imapclient import IMAPClient
+import email
+import socket
+
+
+try:
+    print "checking internet connection.."
+    host = socket.gethostbyname("www.google.com")
+    s = socket.create_connection((host, 80), 2)
+    s.close()
+    print 'internet on.'
+    connection = True
+
+except Exception,e:
+    print e
+    print "internet off."
+    connection = False
+
+
+if connection == True:
+
+        HOST = 'elwood.yorkdc.net'
+        USERNAME = raw_input ("Please enter your username \n") #'matthew.seaman'
+        PASSWORD = raw_input ("Password \n")#'AE8LLUAD'
+
+
+        ssl = False
+        server = IMAPClient(HOST, use_uid=True, ssl=ssl)
+        server.login(USERNAME, PASSWORD)
+        select_info = server.select_folder('INBOX')
+        print('%d messages in INBOX' % select_info['EXISTS'])
+        messages = server.search(['NOT', 'DELETED'])
+        print("%d messages that aren't deleted" % len(messages))
+        print()
+        print("Messages:")
+        response = server.fetch(messages, ['FLAGS', 'RFC822.SIZE'])
+        for msgid, data in response.iteritems():
+            print(' ID %d: %d bytes, flags=%s' % (msgid,data[b'RFC822.SIZE'],data[b'FLAGS']))
+
+        while True:
+
+            userChoice = raw_input ("Weclome to the webmail client \n Please choose an option below \n 1:List \n 2:Create \n 3:Delete \n 4:Select \n 5:Examine \n 6:Status \n 7:Fetch  \n 8:Logout\n")
+            if userChoice == '1':
+                list = server.list_folders(directory=u'', pattern=u'*')
+                print(list)
+
+            if userChoice == '2':
+                create = raw_input ("Enter a name for the folder you wish to create \n")
+                server.create_folder(create)
+                print(create + 'Has been created')
+
+            if userChoice == '3':
+                delete = raw_input ("Enter the folders name you wish to delete \n")
+                server.delete_folder(delete)
+                print(delete + 'Has been deleted')
+
+            if userChoice == '4':
+                select = raw_input ("Enter the folders name you wish to select \n")
+                server.select_folder(select,readonly=False)
+                print(select + 'Has been selected \n')
+                copySearch = raw_input ("Please select if you would like to 1:copy or 2:search \n")
+
+                if copySearch == '1':
+                    copy = raw_input ("Enter the folders name which you wish to copy to \n")
+                    server.copy(messages, copy)
+                    print ("messages have been copied to" + copy)
+
+                if copySearch =='2':
+                    print server.search(criteria=u'ALL',charset=None)
+
+            if userChoice == '5':
+                select = raw_input ("Enter the folders name you wish to examine \n")
+                server.select_folder(select,readonly=True)
+                print(select + 'Has been examined \n')
+
+            if userChoice == '6':
+                status = raw_input ("Enter the folders name you wish to see the status off \n")
+                print server.folder_status(status, what=None)
+
+            if userChoice == '7':
+                file = open ("Emails.txt","w")
+
+                fetch = server.fetch(messages, ['RFC822' , 'BODY[TEXT]'])
+                for msgid, data in fetch.iteritems():
+                    msg = email.message_from_string(data['RFC822'])
+                    a = msg.get_payload(0).as_string()
+                    file.write(a)
+                    print a
+                    file.close()
+
+            if userChoice == '8':
+                print(USERNAME + "Has logged out")
+                server.logout
+                break
+
+else:
+    if connection == False:
+        print ("You require internet connection to recive new emails")
+        print("Here are the ofline messges")
+        txt = open("Emails.txt","r")
+        for offlineEmail in txt:
+            print offlineEmail