issue #25: still WIP

SimpleX/utils.py

@@ -0,0 +1,54 @@
+import re
+
+def IsOnionValid(url: str)-> bool:
+    """
+    Checks if the domain(param) is a valid onion domain and return True else False.
+    """
+    try:
+        pattern = re.compile("^[A-Za-z0-9.]+(.onion)?$")
+        url = url.strip().removesuffix('/')
+        if url.startswith('http://'):
+            domain = url.split('/')[2]
+            if pattern.fullmatch(domain) is not None:
+                if len(domain.split('.')) > 3:
+                    return False
+                else:
+                    if len(domain) < 62:
+                        return False
+                    return True
+            elif pattern.fullmatch(domain) is None:
+                return False
+            else:
+                return False
+        else:
+                        #TODO : edit the url to make sure it has http:// at the beginning, in case if it's missing? (problem is that it only returns true or false)
+            if pattern.fullmatch(url) is not None:
+                if len(url.split('.')) > 3:
+                    return False
+                else:
+                    if len(url) < 62:
+                        return False
+                    return True
+            elif pattern.fullmatch(url) is None:
+                return False
+            else:
+                return False
+    except Exception as e:
+        return False
+
+def IsUrlValid(url:str)->bool:
+        """
+        Check if url is valid both dark net end clearnet.
+        """
+        pattern  = re.compile("^[A-Za-z0-9:/.-]+$")
+        url = str(url)
+        if len(url) < 4:
+                return False
+        if url.endswith('.onion'):
+                return IsOnionValid(url)
+        else:
+                if not url.__contains__('.'):
+                        return False
+                if pattern.fullmatch(url) is None:
+                        return False
+                return True