add two vars to the alert template variable list

Signed-off-by: Richard Ogin <rogin@users.noreply.github.com>

Author: rogin

client/src/com/mirth/connect/client/ui/alert/DefaultAlertEditPanel.java

@@ -18,8 +18,6 @@
 import javax.swing.JLabel;
 import javax.swing.JPanel;
 
-import net.miginfocom.swing.MigLayout;
-
 import org.apache.commons.collections4.CollectionUtils;
 import org.apache.commons.lang3.StringUtils;
 
@@ -35,6 +33,8 @@
 import com.mirth.connect.model.alert.ChannelTrigger;
 import com.mirth.connect.model.alert.DefaultTrigger;
 
+import net.miginfocom.swing.MigLayout;
+
 public class DefaultAlertEditPanel extends AlertEditPanel {
 
     private Frame parent;
@@ -105,6 +105,8 @@ public void updateVariableList() {
         variables.add("alertId");
         variables.add("alertName");
         variables.add("serverId");
+        variables.add("serverName");
+        variables.add("environmentName");
         variables.add("globalMapVariable");
         variables.add("date");
 

server/src/com/mirth/connect/server/alert/Alert.java

@@ -9,16 +9,24 @@
 
 package com.mirth.connect.server.alert;
 
+import static java.util.Map.entry;
+
 import java.util.HashMap;
 import java.util.Map;
 import java.util.concurrent.atomic.AtomicInteger;
 
+import org.apache.commons.lang3.StringUtils;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.apache.velocity.tools.generic.DateTool;
 
+import com.mirth.connect.client.core.ControllerException;
+import com.mirth.connect.model.ServerSettings;
 import com.mirth.connect.model.alert.AlertModel;
 import com.mirth.connect.server.controllers.ConfigurationController;
 
 public class Alert {
+    private Logger logger = LogManager.getLogger(this.getClass());
 
     private AlertModel model;
     private Long enabledDateTime;
@@ -56,11 +64,25 @@ public Map<String, Object> createContext() {
         context.put("alertId", model.getId());
         context.put("alertName", model.getName());
         context.put("serverId", ConfigurationController.getInstance().getServerId());
+        context.putAll(getServerSettings());
         context.put("date", new DateTool());
 
         return context;
     }
 
+    private Map<String, Object> getServerSettings() {
+        try {
+            ServerSettings settings = ConfigurationController.getInstance().getServerSettings();
+            // ensure an empty string as Velocity won't replace when given a null value
+            return Map.ofEntries(entry("serverName", StringUtils.defaultString(settings.getServerName())),
+                    entry("environmentName", StringUtils.defaultString(settings.getEnvironmentName())));
+        } catch (ControllerException e) {
+            logger.warn("Failed to retrieve server settings", e);
+        }
+
+        return Map.of();
+    }
+
     public int getAlertedCount() {
         return alertedCount.get();
     }