Change the MSG separator characters from <> to ::

Newer versions of Hubitat don't allow the characters <> to be saved in an app's preferences.

HTTP-Notifications.groovy

@@ -3,6 +3,7 @@
  *  Platform: Hubitat
  *  Modification History:
  *            Date        Who            What
+ *    v1.0.1  2024-04-05  Brian Johnson  Change the MSG separator characters from <> to ::
  *    v1.0.0  2020-08-16  Brian Johnson  Initial version
  *
  *  Copyright (c) 2020 Brian Johnson
@@ -42,7 +43,7 @@ metadata {
 
 	preferences {
 		input name: "httpUrl", type: "text", title: "Notification URL:", required: true
-		input name: "queryString", type: "text", title: "Query String:", description: "Use &lt;MSG&gt; as placeholder for message", required: false
+		input name: "queryString", type: "text", title: "Query String:", description: "Use ::MSG:: as placeholder for message", required: false
 	}
 }
 
@@ -55,7 +56,7 @@ def deviceNotification(message) {
 	]
 
 	if (queryString) {
-		queryString = queryString.replaceAll("<MSG>", URLEncoder.encode(message, "UTF-8"))
+		queryString = queryString.replaceAll("::MSG::", URLEncoder.encode(message, "UTF-8"))
 		postParams.put("queryString", queryString)
 	}
 
@@ -70,4 +71,4 @@ def deviceNotification(message) {
 	} catch (Exception e) {
 		log.error "Error calling httpPost ${e}"
 	}
-}
+}

README.md

@@ -9,7 +9,7 @@ This driver is the counterpart to my [MagicMirror²](https://github.com/MichMich
 ![Screenshot](screenshot.png)
 
 - **Notification URL:** (Required) Where to send your notifications to.
-- **Query String:** (Optional) Any query parameters you want to send. Use `<MSG>` as a placeholder for the notification message.
+- **Query String:** (Optional) Any query parameters you want to send. Use `::MSG::` as a placeholder for the notification message.
 
 Only the message will be URL encoded before it's sent. If your query string needs encoding you will need to do that on your own.
 
@@ -18,10 +18,10 @@ Only the message will be URL encoded before it's sent. If your query string need
 |Preference|Value|
 |--|--|
 |Notification URL|`http://magicmirror:8080/MMM-HomeAutomationNotifications`|
-|Query String|`type=WARNING&message=<MSG>`|
+|Query String|`type=WARNING&message=::MSG::`|
 
 ## Using the driver
 
 1. Add a virtual device and select HTTP Notifications as the type.
 2. Configure the device to set your preferences.
-3. Now you can select the device as your target for text notifications in an app such as the built-in Notifications app.
+3. Now you can select the device as your target for text notifications in an app such as the built-in Notifications app.