Function to extract port number from domain

domainhandler.py

@@ -15,3 +15,13 @@ def removeDomainPort(domain: str) -> str:
     if ':' in domain:
         domain = domain.split(':')[0]
     return domain
+
+
+def getPortFromDomain(domain: str) -> int:
+    """If the domain has a port number appended then return it
+    """
+    if ':' in domain:
+        portStr = domain.split(':')[1]
+        if portStr.isdigit():
+            return int(portStr)
+    return None

epicyon.py

@@ -62,6 +62,7 @@ from tests import runAllTests
 from auth import storeBasicCredentials
 from auth import createPassword
 from domainhandler import removeDomainPort
+from domainhandler import getPortFromDomain
 from utils import hasUsersPath
 from utils import getFullDomain
 from utils import setConfigParam
@@ -1081,7 +1082,7 @@ if args.message:
         toDomain = toDomain.replace('\n', '').replace('\r', '')
         toPort = 443
         if ':' in toDomain:
-            toPort = toDomain.split(':')[1]
+            toPort = getPortFromDomain(toDomain)
             toDomain = removeDomainPort(toDomain)
     else:
         if args.sendto.endswith('followers'):

inbox.py

@@ -14,6 +14,7 @@ import time
 import random
 from linked_data_sig import verifyJsonSignature
 from domainhandler import removeDomainPort
+from domainhandler import getPortFromDomain
 from utils import hasObjectDict
 from utils import dmAllowedFromDomain
 from utils import isRecentPost
@@ -1978,9 +1979,7 @@ def _sendToGroupMembers(session, baseDir: str, handle: str, port: int,
                 memberDomain = memberHandle.split('@')[1]
                 memberPort = port
                 if ':' in memberDomain:
-                    memberPortStr = memberDomain.split(':')[1]
-                    if memberPortStr.isdigit():
-                        memberPort = int(memberPortStr)
+                    memberPort = getPortFromDomain(memberDomain)
                     memberDomain = removeDomainPort(memberDomain)
                 sendSignedJson(postJsonObject, session, baseDir,
                                nickname, domain, port,
@@ -2123,10 +2122,8 @@ def _bounceDM(senderPostId: str, session, httpPrefix: str,
     senderDomain = sendingHandle.split('@')[1]
     senderPort = port
     if ':' in senderDomain:
-        senderPortStr = senderDomain.split(':')[1]
-        if senderPortStr.isdigit():
-            senderPort = int(senderPortStr)
-            senderDomain = removeDomainPort(senderDomain)
+        senderPort = getPortFromDomain(senderDomain)
+        senderDomain = removeDomainPort(senderDomain)
     cc = []
 
     # create the bounce DM

manualapprove.py

@@ -13,6 +13,7 @@ from follow import followedAccountRejects
 from follow import removeFromFollowRequests
 from utils import loadJson
 from domainhandler import removeDomainPort
+from domainhandler import getPortFromDomain
 
 
 def manualDenyFollowRequest(session, baseDir: str,
@@ -50,7 +51,7 @@ def manualDenyFollowRequest(session, baseDir: str,
         denyHandle.split('@')[1].replace('\n', '').replace('\r', '')
     denyPort = port
     if ':' in denyDomain:
-        denyPort = denyDomain.split(':')[1]
+        denyPort = getPortFromDomain(denyDomain)
         denyDomain = removeDomainPort(denyDomain)
     followedAccountRejects(session, baseDir, httpPrefix,
                            nickname, domain, port,
@@ -142,9 +143,7 @@ def manualApproveFollowRequest(session, baseDir: str,
                         handleOfFollowRequester.replace('\r', '')
                     port2 = port
                     if ':' in handleOfFollowRequester:
-                        port2Str = handleOfFollowRequester.split(':')[1]
-                        if port2Str.isdigit():
-                            port2 = int(port2Str)
+                        port2 = getPortFromDomain(handleOfFollowRequester)
                     requestsDir = accountDir + '/requests'
                     followActivityfilename = \
                         requestsDir + '/' + handleOfFollowRequester + '.follow'
@@ -159,7 +158,7 @@ def manualApproveFollowRequest(session, baseDir: str,
                                 approveDomain.replace('\r', '')
                             approvePort = port2
                             if ':' in approveDomain:
-                                approvePort = approveDomain.split(':')[1]
+                                approvePort = getPortFromDomain(approveDomain)
                                 approveDomain = removeDomainPort(approveDomain)
                             print('Manual follow accept: Sending Accept for ' +
                                   handle + ' follow request from ' +

posts.py

@@ -33,6 +33,7 @@ from webfinger import webfingerHandle
 from httpsig import createSignedHeader
 from siteactive import siteIsActive
 from domainhandler import removeDomainPort
+from domainhandler import getPortFromDomain
 from utils import hasObjectDict
 from utils import rejectPostId
 from utils import removeInvalidChars
@@ -2665,7 +2666,7 @@ def sendToFollowers(session, baseDir: str,
         index = 0
         toDomain = followerHandles[index].split('@')[1]
         if ':' in toDomain:
-            toPort = toDomain.split(':')[1]
+            toPort = getPortFromDomain(toDomain)
             toDomain = removeDomainPort(toDomain)
 
         cc = ''

utils.py

@@ -16,6 +16,7 @@ import idna
 import locale
 from pprint import pprint
 from domainhandler import removeDomainPort
+from domainhandler import getPortFromDomain
 from followingCalendar import addPersonToCalendar
 from cryptography.hazmat.backends import default_backend
 from cryptography.hazmat.primitives import hashes
@@ -918,10 +919,7 @@ def getDomainFromActor(actor: str) -> (str, int):
         if '/' in actor:
             domain = domain.split('/')[0]
     if ':' in domain:
-        portStr = domain.split(':')[1]
-        if not portStr.isdigit():
-            return None, None
-        port = int(portStr)
+        port = getPortFromDomain(domain)
         domain = removeDomainPort(domain)
     return domain, port