node-red/nodes/core/89-rate.html

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  Copyright 2013 IBM Corp.

  Licensed under the Apache License, Version 2.0 (the "License");
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<!-- First, the content of the edit dialog is defined.                       -->
<script type="text/x-red" data-template-name="rateLimit">
    <div class="form-row">
        <label for="node-input-topic"><i class="icon-tasks"></i> Rate</label>
        <input type="text" id="node-input-timeout" placeholder="msg/second">
    </div>
    
    <div class="form-row">
        <label for="node-input-name"><i class="icon-tag"></i> Name</label>
        <input type="text" id="node-input-name" placeholder="Name">
    </div>
</script>

<!-- Next, some simple help text is provided for the node.                   -->
<script type="text/x-red" data-help-name="rateLimit">
    <p>Rate limts msgs</p>
    <p>Default is 1 msg per seconds but can be configured</p>
</script>

<!-- Finally, the node type is registered along with all of its properties   -->
<script type="text/javascript">
    RED.nodes.registerType('rateLimit',{
        category: 'function',      // the palette category
        color:"#E6E0F8",
        defaults: {             // defines the editable properties of the node
            name: {value:""},   //  along with default values.
            rate: {value:"1", required:true, validate:RED.validators.number()}
        },
        inputs:1,                // set the number of inputs - only 0 or 1
        outputs:1,               // set the number of outputs - 0 to n
        icon: "arrow-in.png",    // set the icon (held in public/icons)
        label: function() {      // sets the default label contents
            return this.name||this.topic||"limit "+this.rate+" msg/s";
        },
        labelStyle: function() { // sets the class to apply to the label
            return this.name?"node_label_italic":"";
        }
    });
</script>