From 6425bd75cb7d6f019929cb03fc0faa946440fdab Mon Sep 17 00:00:00 2001
From: Dave C-J <dave@conway-jones.co.uk>
Date: Sat, 9 Nov 2013 17:12:19 +0000
Subject: [PATCH] Make bad word filter only operate on strings - drop anything
 else.

---
 analysis/swearfilter/74-swearfilter.html | 4 ++--
 analysis/swearfilter/74-swearfilter.js   | 7 ++++---
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/analysis/swearfilter/74-swearfilter.html b/analysis/swearfilter/74-swearfilter.html
index fd0abeb5..69f01bfd 100644
--- a/analysis/swearfilter/74-swearfilter.html
+++ b/analysis/swearfilter/74-swearfilter.html
@@ -22,7 +22,8 @@
 </script>
 
 <script type="text/x-red" data-help-name="badwords">
-	<p>Analyses the <b>msg.payload</b> and tries to filter out any messages containing bad swear words...</p>
+    <p>Analyses the <b>msg.payload</b> and tries to filter out any messages containing bad swear words...</p>
+    <p><b>Note:</b> this only operates on payloads of type <b>string</b>. Everything else is blocked.</p>
 </script>
 
 <script type="text/javascript">
@@ -42,5 +43,4 @@
             return this.name?"node_label_italic":"";
         }
     });
-
 </script>
diff --git a/analysis/swearfilter/74-swearfilter.js b/analysis/swearfilter/74-swearfilter.js
index f8b445b3..29ba7534 100644
--- a/analysis/swearfilter/74-swearfilter.js
+++ b/analysis/swearfilter/74-swearfilter.js
@@ -14,15 +14,16 @@
  * limitations under the License.
  **/
 
-var RED = require(process.env.NODE_RED_HOME+"/red/red");
+var RED = require("../../red/red");
 var badwords = require('badwords');
 
 function BadwordsNode(n) {
     RED.nodes.createNode(this,n);
     var node = this;
     this.on("input", function(msg) {
-        if (badwords.ok(msg.payload)) { node.send(msg); }
+        if (typeof msg.payload == "string") {
+            if (badwords.ok(msg.payload)) { node.send(msg); }
+        }
     });
 }
-
 RED.nodes.registerType("badwords",BadwordsNode);