Check that webfinger returns a valid actor url

posts.py

@@ -115,7 +115,11 @@ def getUserUrl(wfRequest) -> str:
         for link in wfRequest['links']:
             if link.get('type') and link.get('href'):
                 if link['type'] == 'application/activity+json':
-                    return link['href']
+                    if '/users/' in link['href'] or '/profile/' in link['href']:
+                        return link['href']
+                    else:
+                        print('Webfinger activity+json does not contain a valid actor')
+                        print(link['href'])
     return None
 
 def parseUserFeed(session,feedUrl: str,asHeader: {}, \

webfinger.py

@@ -51,14 +51,16 @@ def webfingerHandle(session,handle: str,httpPrefix: str,cachedWebfingers: {}, \
         wfDomain=wfDomain.split(':')[0]
     wf=getWebfingerFromCache(nickname+'@'+wfDomain,cachedWebfingers)
     if wf:
-        return wf
+        return wf    
     url = '{}://{}/.well-known/webfinger'.format(httpPrefix,domain)
     par = {'resource': 'acct:{}'.format(nickname+'@'+wfDomain)}
-    hdr = {'Accept': 'application/jrd+json'}
+    hdr = {'Accept': 'application/jrd+json'}    
     try:
         result = getJson(session, url, hdr, par,projectVersion,httpPrefix,fromDomain)
     except Exception as e:
         print("Unable to webfinger " + url)
+        print('nickname: '+str(nickname))
+        print('domain: '+str(wfDomain))
         print('headers: '+str(hdr))
         print('params: '+str(par))
         print(e)

webinterface.py

@@ -2309,6 +2309,10 @@ def htmlProfileAfterSearch(baseDir: str,path: str,httpPrefix: str, \
             return None
         asHeader = {'Accept': 'application/activity+json; profile="https://www.w3.org/ns/activitystreams"'}
         personUrl = getUserUrl(wf)
+        if not personUrl:
+            if debug:
+                print('DEBUG: Webfinger did not return an actor url')
+            return None            
         profileJson = getJson(session,personUrl,asHeader,None,projectVersion,httpPrefix,domain)
         if not profileJson:
             if debug: