From 7b621bd9ef9fa19df705880dc14f105a7df26ddf Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Sun, 4 Jun 2023 17:12:50 +0200
Subject: [PATCH] Improved needs headers check

---
 app/src/main/java/eu/faircode/email/EntityRule.java | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/eu/faircode/email/EntityRule.java b/app/src/main/java/eu/faircode/email/EntityRule.java
index 6ead7e556d..2d1007c905 100644
--- a/app/src/main/java/eu/faircode/email/EntityRule.java
+++ b/app/src/main/java/eu/faircode/email/EntityRule.java
@@ -150,8 +150,16 @@ public class EntityRule {
         for (EntityRule rule : rules)
             try {
                 JSONObject jcondition = new JSONObject(rule.condition);
-                if (jcondition.has(what))
+                if (jcondition.has(what)) {
+                    if ("header".equals(what)) {
+                        JSONObject jheader = jcondition.getJSONObject("header");
+                        String value = jheader.getString("value");
+                        boolean regex = jheader.getBoolean("regex");
+                        if (!regex && value.startsWith("$$") && value.endsWith("$"))
+                            continue;
+                    }
                     return true;
+                }
             } catch (Throwable ex) {
                 Log.e(ex);
             }
@@ -319,7 +327,6 @@ public class EntityRule {
                 boolean regex = jheader.getBoolean("regex");
 
                 if (!regex &&
-                        value != null &&
                         value.startsWith("$") &&
                         value.endsWith("$")) {
                     String keyword = value.substring(1, value.length() - 1);