[Web] Add new preset for Rspamd settings map: Only allow specific senders to send to a mailbox

data/web/inc/presets/rspamd/preset_3.yml

@@ -0,0 +1,13 @@
+headline: lang.rsettings_preset_3
+content: |
+  priority = 10;
+  rcpt = "internal-only@domain.tld";
+  # Multiple allowed hosts
+  # from = "/^((?!(.*@allowed-domain\.tld|.*@other-allowed-domain\.tld)).)*$/";
+  from = "/^((?!.*@domain\.tld).)*$/";
+  apply "default" {
+    MAILCOW_BLACK = 9999.0;
+  }
+  symbols [
+    "MAILCOW_BLACK"
+  ]

data/web/lang/lang.de.json

@@ -372,6 +372,7 @@
         "rsetting_no_selection": "Bitte eine Regel auswählen",
         "rsettings_preset_1": "Alles außer DKIM und Ratelimits für authentifizierte Benutzer deaktivieren",
         "rsettings_preset_2": "Spam an Postmaster-Addressen nicht blockieren",
+        "rsettings_preset_3": "Nur einem oder vielen Absendern erlauben, eine Mailbox anzuschreiben (etwa interne Mailboxen)",
         "rsettings_insert_preset": "Beispiel \"%s\" laden",
         "rsetting_add_rule": "Regel hinzufügen",
         "admin_domains": "Domain-Zuweisungen",

data/web/lang/lang.en.json

@@ -378,6 +378,7 @@
         "rsetting_no_selection": "Please select a rule",
         "rsettings_preset_1": "Disable all but DKIM and rate limit for authenticated users",
         "rsettings_preset_2": "Postmasters want spam",
+        "rsettings_preset_3": "Only allow specific senders for a mailbox (i.e. usage as internal mailbox only)",
         "rsettings_insert_preset": "Insert example preset \"%s\"",
         "rsetting_add_rule": "Add rule",
         "queue_ays": "Please confirm you want to delete all items from the current queue.",