Initial commit

node_modules/node-red-contrib-excel/excel/excel.html

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+<script type="text/javascript">
+    RED.nodes.registerType('excel',{
+        category: 'function',
+        color: '#6B8E23',
+        defaults: {
+            name: {value:""},
+            file: {value:""}
+        },
+        inputs:1,
+        outputs:1,
+        icon: "file.png",
+        align: 'right',
+        paletteLabel:"excel",
+        label: function() {
+            return this.name||"excel";
+        }
+    });
+</script>
+
+<script type="text/x-red" data-template-name="excel">
+    
+    <div class="form-row">
+        <label for="node-input-file"><i class="icon-tag"></i> File *</label>
+        <input type="text" id="node-input-file" placeholder="/home/app/output.xlsx">
+    </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>
+
+<script type="text/x-red" data-help-name="excel">
+    <p>Converts a JSON or array of JSONs to excel and writes to the file specified</p>
+    <p>Expects the JSON to be msg.payload</p>
+    <p>File path can be configured on node or set as msg.filepath </p>
+</script>

node_modules/node-red-contrib-excel/excel/excel.js

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+module.exports = function (RED) {
+    "use strict";
+    var json2xls = require('json2xls');
+    var fs = require('fs'); 
+
+    function ConvertJSONToExcel(config) {
+        RED.nodes.createNode(this, config);
+        this.file = config.file;
+        this.on('input', function(msg){
+            var node = this;
+            var file = msg.filepath;
+            if(file === undefined || file === null){
+               if(node.file === undefined || node.file === null ){
+                   console.log("File path cannot be null");
+                   node.error("filepath cannot be null");
+               }else{
+                   file = node.file;
+               }
+            }
+            if(msg.payload === undefined || msg.payload === null){
+                console.log("Payload cannot be blank");
+                node.error("payload cannot be null");
+            }else{
+                var xls = json2xls(msg.payload);
+                fs.writeFileSync(file, xls, 'binary');
+                msg.attachment=file;
+                msg.filename=file;
+                msg.file=file;
+                node.send(msg);
+            }
+        });
+        
+    };
+
+    RED.nodes.registerType("excel", ConvertJSONToExcel);
+}