Fix regular expressions used in meta

The meta feature did not work with regular expressions. This should now
be fixed.

qubes-keepass.py

@@ -77,11 +77,18 @@ def contains_qube(qube_list: list, qube: str) -> bool:
 
     for entry in qube_list:
 
-        if type(entry) == str and entry == qube:
-            return True
+        if type(entry) == str:
 
-        elif entry.fullmatch(qube):
-            return True
+            if entry == qube:
+                return True
+
+        elif type(entry) == re.Pattern:
+
+            if entry.fullmatch(qube):
+                return True
+
+        else:
+            raise InternalError(f'Unsupported list entry type: {type(entry)}')
 
     return False
 
@@ -98,6 +105,12 @@ class MissingConfigException(Exception):
     '''
 
 
+class InternalError(Exception):
+    '''
+    Custom exception class.
+    '''
+
+
 class UuidCache:
     '''
     The UuidCache class is responsible for tracking which credentials were used most
@@ -490,6 +503,7 @@ def __init__(self, item: Secret.Item, service: Secret.Service) -> None:
 
         if Config.getboolean('regex') and self.qubes is not None:
             self.qubes = list(map(re.compile, self.qubes))
+            self.meta = list(map(re.compile, self.meta))
 
     def __str__(self) -> str:
         '''
@@ -883,6 +897,11 @@ def main() -> None:
         print('[-] Error message: ' + str(e))
         return
 
+    except InternalError as e:
+        print('[-] Internal Error.')
+        print('[-] Error message: ' + str(e))
+        return
+
     except RofiAbortedException:
         print('[+] Aborted.')
         return