node-red-nodes/parsers/base64/README.md

node-red-node-base64
====================

A <a href="http://nodered.org" target="_new">Node-RED</a> node to encode and decode base64 format messages.


Install
-------

Run the following command in your Node-RED user directory - typically `~/.node-red`

    npm i node-red-node-base64

Usage
-----

A function that converts the `msg.payload` to and from base64 format.

If the input is a binary buffer it converts it to a Base64 encoded string.

If the input is a Base64 string it converts it back to a binary buffer.

Sample Flow
-----------

<pre><code>[{"id":"d2ccae00.2d335","type":"inject","name":"","topic":"","payload":"","payloadType":"none","repeat":"","crontab":"","once":false,"x":136,"y":99,"z":"385bdf8b.c7a42","wires":[["e03cae10.1fc35"]]},{"id":"b778ef09.48871","type":"base64","name":"","x":411.5,"y":160,"z":"385bdf8b.c7a42","wires":[["6295d1b1.9d6a3","46b597ba.b94a68"]]},{"id":"6295d1b1.9d6a3","type":"debug","name":"","active":true,"console":"false","complete":"false","x":610,"y":160,"z":"385bdf8b.c7a42","wires":[]},{"id":"ead9e7c9.152618","type":"debug","name":"","active":true,"console":"false","complete":"false","x":610,"y":240,"z":"385bdf8b.c7a42","wires":[]},{"id":"46b597ba.b94a68","type":"base64","name":"","x":411.5,"y":240,"z":"385bdf8b.c7a42","wires":[["ead9e7c9.152618"]]},{"id":"1c9124e9.e36edb","type":"inject","name":"","topic":"","payload":"","payloadType":"date","repeat":"","crontab":"","once":false,"x":1775,"y":113,"z":"385bdf8b.c7a42","wires":[[]]},{"id":"48a892ea.b7576c","type":"debug","name":"","active":true,"console":"false","complete":"false","x":2171,"y":210,"z":"385bdf8b.c7a42","wires":[]},{"id":"e03cae10.1fc35","type":"function","name":"","func":"msg.payload = new Buffer.from(\"12345\");\nreturn msg;","outputs":1,"x":250,"y":160,"z":"385bdf8b.c7a42","wires":[["b778ef09.48871"]]}]
</code></pre>