Convert last_login plugin settings

Author: sirainen

data/settings.js

@@ -2385,17 +2385,20 @@ plugin {
 
 	/* last-login plugin */
 
-	last_login_dict: {
+	last_login: {
 		plugin: 'last-login',
-		values: setting_types.STRING,
+		values: setting_types.NAMED_FILTER,
 		text: `
-The dictionary where last login information is updated.
+Named filter for initializing dictionary used to store last login information.
 
 Example:
 
-\`\`\`
-plugin {
-  last_login_dict = redis:host=127.0.0.1:port=6379
+\`\`\`[dovecot.conf]
+dict_redis_host = 127.0.0.1
+dict_redis_port = 6379
+last_login {
+  dict redis {
+  }
 }
 \`\`\``
 	},
@@ -2405,8 +2408,7 @@ plugin {
 		plugin: 'last-login',
 		values: setting_types.STRING,
 		text: `
-The key that is updated in the dictionary (defined by
-[[setting,last_login_dict]]) with the last login information.`
+The key that is updated in the dictionary with the last login information.`
 	},
 
 	last_login_precision: {

docs/core/plugins/last_login.md

@@ -39,9 +39,12 @@ protocol pop3 {
   }
 }
 
-plugin {
-  last_login_dict = redis:host=127.0.0.1:port=6379
-  #last_login_key = last-login/%u # default
+dict_redis_host = 127.0.0.1
+dict_redis_port = 6379
+last_login {
+  dict redis {
+  }
+  #key = last-login/%u # default
 }
 ```
 
@@ -62,10 +65,12 @@ This includes the service and remote IP address as well.
 ::: code-group
 
 ```[dovecot.conf]
-plugin {
-  last_login_dict = proxy::sql
-  last_login_key = last-login/%{service}/%{user}/%{remote_ip}
-  last_login_precision = ms
+last_login {
+  dict proxy {
+    name = sql
+  }
+  key = last-login/%{service}/%{user}/%{remote_ip}
+  precision = ms
 }
 
 dict_server {
@@ -115,10 +120,13 @@ This includes the service and remote IP address as well.
 ::: code-group
 
 ```[dovecot.conf]
-plugin {
-  last_login_dict = proxy:dict-async:cassandra
-  last_login_key = last-login/%{service}/%{user}/%{remote_ip}
-  last_login_precision = ms
+last_login {
+  dict proxy {
+    name = cassandra
+    socket_path = dict-async
+  }
+  key = last-login/%{service}/%{user}/%{remote_ip}
+  precision = ms
 }
 
 dict_server {
@@ -171,10 +179,13 @@ separate fields to the main users table.
 ::: code-group
 
 ```[dovecot.conf]
-plugin {
-  last_login_dict = proxy:dict-async:cassandra
-  last_login_key = last-login/%{service}/%{user}/%{remote_ip}
-  last_login_precision = ms
+last_login {
+  dict proxy {
+    name = cassandra
+    socket_path = dict-async
+  }
+  key = last-login/%{service}/%{user}/%{remote_ip}
+  precision = ms
 }
 
 dict_server {