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node-red/nodes/core/storage/28-tail.html

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<!--
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Copyright 2013,2016 IBM Corp.
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Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<script type="text/x-red" data-template-name="tail">
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<div class="form-row">
<label for="node-input-filename"><i class="fa fa-file"></i> <span data-i18n="tail.label.filename"></span></label>
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<input type="text" id="node-input-filename">
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</div>
<div class="form-row">
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<label for="node-input-filetype"><i class="fa fa-file-text-o"></i> <span data-i18n="tail.label.type"></span></label>
<select type="text" id="node-input-filetype">
<option value="text" data-i18n="tail.action.text"></option>
<option value="binary" data-i18n="tail.action.binary"></option>
</select>
</div>
<div class="form-row" id="node-tail-split">
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<label>&nbsp;</label>
<input type="checkbox" id="node-input-split" placeholder="Name" style="display: inline-block; width: auto; vertical-align: top;">
<label for="node-input-split" style="width: 70%;"><span data-i18n="tail.label.splitlines"></span></label>
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</div>
<div class="form-row">
<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
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<input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name">
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</div>
</script>
<script type="text/x-red" data-help-name="tail">
<p>Tails (watches for things to be added) to the configured file. (Linux/Mac ONLY)</p>
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<p>This will not work on Windows filesystems, as it relies on the <b>tail -F</b> command.</p>
<p>Text (UTF-8) files will be returned as strings. Binary files will be returned as a Buffer object.</p>
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</script>
<script type="text/javascript">
RED.nodes.registerType('tail',{
category: 'storage-input',
defaults: {
name: {value:""},
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filetype: {value:"text"},
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split: {value:false},
filename: {value:"",required:true}
},
color:"BurlyWood",
inputs:0,
outputs:1,
icon: "file.png",
label: function() {
return this.name||this.filename;
},
labelStyle: function() {
return this.name?"node_label_italic":"";
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},
oneditprepare: function() {
$("#node-input-filetype").on("change",function() {
if (this.value === "text") { $("#node-tail-split").show(); }
else { $("#node-tail-split").hide(); }
});
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}
});
</script>