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Markdown parser: add property selection (#1109)

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* Update 70-markdown.html

* Update 70-markdown.js

* Update package.json

* Update 70-markdown.html

* Update 70-markdown.js
This commit is contained in:
Gerrit Riessen
2025-09-22 12:47:23 +02:00
committed by GitHub
parent f6a2809885
commit e9f9b11cf9
3 changed files with 25 additions and 7 deletions
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15
parsers/markdown/70-markdown.html
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@@ -4,6 +4,10 @@
<label for="node-input-name"><i class="fa fa-tag"></i> Name</label> <label for="node-input-name"><i class="fa fa-tag"></i> Name</label>
<input type="text" id="node-input-name" placeholder="Name"> <input type="text" id="node-input-name" placeholder="Name">
</div> </div>
<div class="form-row">
<label for="node-input-property"><i class="fa fa-ellipsis-h"></i> <span data-i18n="node-red:common.label.property"></span></label>
<input type="text" id="node-input-property" style="width:70%;"/>
</div>
</script> </script>
<script type="text/html" data-help-name="markdown"> <script type="text/html" data-help-name="markdown">
@@ -21,16 +25,23 @@
category: 'parser', category: 'parser',
color:"#DEBD5C", color:"#DEBD5C",
defaults: { defaults: {
name: {value:""} name: {value:""},
property: {value:"payload",required:true}
}, },
inputs:1, inputs:1,
outputs:1, outputs:1,
icon: "parser-markdown.png", icon: "parser-markdown.png",
label: function() { label: function() {
return this.name||"markdown"; return this.name||("msg." + this.property)||"markdown";
}, },
labelStyle: function() { labelStyle: function() {
return this.name?"node_label_italic":""; return this.name?"node_label_italic":"";
},
oneditprepare: function() {
if (this.property === undefined) {
$("#node-input-property").val("payload");
}
$("#node-input-property").typedInput({default:'msg',types:['msg']});
} }
}); });
</script> </script>

15
parsers/markdown/70-markdown.js
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@@ -3,14 +3,21 @@ module.exports = function(RED) {
"use strict"; "use strict";
var markdownNode = function(n) { var markdownNode = function(n) {
var md = require('markdown-it')({html:true, linkify:true, typographer:true}); var md = require('markdown-it')({html:true, linkify:true, typographer:true});
RED.nodes.createNode(this,n); RED.nodes.createNode(this,n);
this.property = n.property || "payload";
var node = this; var node = this;
//<div id="nr-markdown" style="font-family:helvetica neue,arial,helvetica,sans-serif; margin:12px">';
node.on("input", function(msg) { node.on("input", function(msg) {
if (msg.payload !== undefined && typeof msg.payload === "string") { var value = RED.util.getMessageProperty(msg, node.property);
msg.payload = md.render(msg.payload);
if (value !== undefined && typeof value === "string") {
RED.util.setMessageProperty(msg, node.property, md.render(value));
node.send(msg);
} else {
node.warn("No property value found");
} }
node.send(msg);
}); });
} }
RED.nodes.registerType("markdown",markdownNode); RED.nodes.registerType("markdown",markdownNode);

2
parsers/markdown/package.json
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@@ -1,6 +1,6 @@
{ {
"name": "node-red-node-markdown", "name": "node-red-node-markdown",
"version": "0.5.0", "version": "0.5.1",
"description": "A Node-RED node to convert a markdown string to html.", "description": "A Node-RED node to convert a markdown string to html.",
"dependencies": { "dependencies": {
"markdown-it": "^14.1.0" "markdown-it": "^14.1.0"