node-red-contrib-alasql/node-red-contrib-alafile.html

Node-RED wrapper for AlaSQL database and XLSX import/export

<!-- ALAFILE IN -->

<script type="text/x-red" data-template-name="alafile in">
    <div class="form-row">
        <label for="node-input-name"><i class="icon-tag"></i> Name of node</label>
        <input type="text" id="node-input-name" placeholder="Name">
    </div>

    <div class="form-row">
        <label for="node-input-filename"><i class="icon-tag"></i> Name of file (without extension)</label>
        <input type="text" id="node-input-filename" placeholder="file name...">
    </div>

    <div class="form-row">
        <label for="node-input-format"><i class="fa fa-code"></i> Format</label>
        <select id="node-input-format" style="width:180px;">
            <option value="xlsx">.xlsx</option>
            <option value="xls">.xls</option>
            <option value="csv">.csv</option>
            <option value="json">.json</option>
            <option value="tab">.tab</option>
            <option value="tsv">.tsv</option>
            <option value="txt">.txt</option>
        </select>
    </div>

    <div class="form-row">
        <label for="node-input-columns"><i class="icon-tag"></i> Columns </label>
        <input type="text" id="node-input-columns" placeholder="Select columns to be stored. Use * to select all">
    </div>

    <div class="form-row">
        <label for="node-input-headers"><i class="fa fa-list"></i> First row must contain column names</label>
        <input type="checkbox" id="node-input-headers" style="width:20px">
    </div>
    <div class="form-tips"><span data-i18n="file.tip">Tip: You should fully path the Filename.</span></div>

</script>

<script type="text/x-red" data-help-name="alafile in">
    Reads <code>msg.payload</code> from the specified file in XLSX, CSV, or other formats. The node uses <a href="https://github.com/agershun/alasql" target="_blank">AlaSQL</a> library.</p>
    <p>The filename can be configured in the node. If left blank it should be set by <code>msg.filename</code> on the incoming message. <br> In either case, <i>do not</i> include the extension ('.xlsx', '.csv', etc.) as that will be appended to the file path based on the <i>Format</i> configuration parameter.</p>
    <p>Note: the 'tab' and 'tsv' formats are identical, both use <code>.tab</code> extension.</p>

</script>


<script type="text/javascript">

    RED.nodes.registerType('alafile in', {
        category: 'storage',
        color: "#f7df8e",
        inputs: 1,
        outputs: 1,
        defaults: {
            name: {value: ''},
            filename: {value: ''},
            format: {value: 'xlsx'},
            columns: {value: '*'},
            headers: {value: true}
        },
        icon: "alasql.png",
        label: function () {
            console.log(this.format);
            return this.name || this.format || "ala file in";
        },
        labelStyle: function () {
            return this.name ? "node_label_italic" : "";
        }
    });
</script>

<!-- ALAFILE OUT -->
<script type="text/x-red" data-template-name="alafile out">
    <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>

    <div class="form-row">
        <label for="node-input-filename"><i class="icon-tag"></i> File name</label>
        <input type="text" id="node-input-filename" placeholder="file name...">
    </div>

    <div class="form-row">
        <label for="node-input-format"><i class="fa fa-code"></i> Format</label>
        <select id="node-input-format" style="width:180px;">
            <option value="xlsx">.xlsx</option>
            <option value="xls">.xls</option>
            <option value="csv">.csv</option>
            <option value="json">.json</option>
            <option value="tab">.tab</option>
            <option value="tsv">.tsv</option>
            <option value="txt">.txt</option>
        </select>
    </div>

    <div class="form-row">
        <label for="node-input-columns"><i class="icon-tag"></i> Columns</label>
        <input type="text" id="node-input-columns" placeholder="Select columns to be stored. Use * to select all">
    </div>

    <div class="form-row">
        <label for="node-input-headers"><i class="fa fa-list"></i> First row must contain column names</label>
        <input type="checkbox" id="node-input-headers" style="width:20px">
    </div>
    <div class="form-tips"><span data-i18n="file.tip">Tip: You should fully path the Filename.</span></div>

</script>

<script type="text/x-red" data-help-name="alafile out">
    Write <code>msg.payload</code> to a specified fileformat (<code>xlsx</code>, <code>xls</code>, <code>csv</code>, <code>json</code>, <code>tab</code>, <code>tsv</code>, or <code>txt</code>. The node uses <a href="https://github.com/agershun/alasql" target="_blank">AlaSQL</a> library.</p>
    <p>The filename can be configured in the node. If left blank it should be set by <code>msg.filename</code> on the incoming message. <br> In either case, <i>do not</i> include the extension ('.xlsx', '.csv', etc.) as that will be appended to the file path based on the <i>Format</i> configuration parameter.</p>
    <p>Note: the 'tab' and 'tsv' formatsare identical, both use <code>.tab</code> extension.</p>

</script>

<script type="text/javascript">
    RED.nodes.registerType('alafile out', {
        category: 'storage',
        color: "#f7df8e",
        inputs: 1,
        outputs: 0,
        defaults: {
            name: {value: ''},
            filename: {value: ''},
            format: {value: 'xlsx'},
            columns: {value: '*'},
            headers: {value: true}
        },
        icon: "alasql.png",
        align: "right",
        label: function () {
            //console.log(this.format);
            return this.name || this.format || "alafile out";
        },
        labelStyle: function () {
            return this.name ? "node_label_italic" : "";
        }
    });

</script>