fix(tempfail-as-default): ZMS-183 (#28)

* in case of Zilter tempfail show error

* default to tempfail

index.js

@@ -169,7 +169,7 @@ module.exports.init = async app => {
         const messageSize = envelope.headers.build().length + envelope.bodySize; // RFC822 size (size of Headers + Body)
 
         let passEmail = true;
-        let isTempFail = false;
+        let isTempFail = true;
 
         const messageHeadersList = [];
 
@@ -238,8 +238,8 @@ module.exports.init = async app => {
             }
 
             if (resBodyJson.action && resBodyJson.action !== 'accept') {
-                if (resBodyJson.action === 'tempfail') {
-                    isTempFail = true;
+                if (resBodyJson.action !== 'tempfail') {
+                    isTempFail = false;
                 }
 
                 // not accepted
@@ -297,12 +297,13 @@ module.exports.init = async app => {
 
         if (!passEmail) {
             // rejected
-            if (isTempFail) {
-                throw app.reject(envelope, 'tempfail', messageinfo, 'Temporary error, please try again later.');
-            }
             throw app.reject(envelope, 'banned', messageinfo, '550 SMTP ACCESS DENIED - ABUSE PREVENTION HAS TRIGGERED A BAN.');
         }
 
+        if (isTempFail) {
+            throw app.reject(envelope, 'tempfail', messageinfo, 'Temporary error, please try again later.');
+        }
+
         return;
     });
 };