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node-red/nodes/storage/67-leveldb.html

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4.0 KiB
HTML

<!--
Copyright 2013 IBM Corp.
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.
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<script type="text/x-red" data-template-name="leveldbase">
<div class="form-row">
<label for="node-config-input-db"><i class="icon-briefcase"></i> Database</label>
<input type="text" id="node-config-input-db" placeholder="database path/name">
</div>
</script>
<script type="text/javascript">
RED.nodes.registerType('leveldbase',{
category: 'config',
defaults: {
db: {value:"",required:true}
},
label: function() {
return this.db;
}
});
</script>
<script type="text/x-red" data-template-name="leveldb in">
<div class="form-row node-input-level">
<label for="node-input-level"><i class="icon-briefcase"></i> Database</label>
<input type="text" id="node-input-level">
</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="leveldb in">
<p>Uses <a href="https://code.google.com/p/leveldb/" target="_new"><i>LevelDB</i></a> for a simple key value pair database.</p>
<p>Use this node to <b>get</b>, or retrieve the data already saved in the database.</p>
<p><b>msg.topic</b> must hold the <i>key</i> for the database, and the result is returned in <b>msg.payload</b>.</p>
<p>If nothing is found for the key then <i>null</i> is returned,</p>
</script>
<script type="text/javascript">
RED.nodes.registerType('leveldb in',{
category: 'storage-input',
color:"#dbb84d",
defaults: {
level: {type:"leveldbase",required:true},
name: {value:""}
},
inputs:1,
outputs:1,
icon: "leveldb.png",
label: function() {
var levelNode = RED.nodes.node(this.level);
return this.name||(levelNode?levelNode.label():"leveldb");
},
labelStyle: function() {
return this.name?"node_label_italic":"";
}
});
</script>
<script type="text/x-red" data-template-name="leveldb out">
<div class="form-row node-input-level">
<label for="node-input-level"><i class="icon-briefcase"></i> Database</label>
<input type="text" id="node-input-level">
</div>
<div class="form-row">
<label for="node-input-operation"><i class="icon-wrench"></i> Operation</label>
<select type="text" id="node-input-operation" style="display: inline-block; vertical-align: top;">
<option value="store">Store</option>
<option value="delete">Delete</option>
</select>
</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="leveldb out">
<p>Uses <a href="https://code.google.com/p/leveldb/" target="_new"><i>LevelDB</i></a> for a simple key value pair database.</p>
<p>Use this node to either <b>put</b> (store) the <b>msg.payload</b> to the named database file, using <b>msg.topic</b> as the key.</p>
<p>To <b>delete</b> information select delete in the properties dialogue and again use <b>msg.topic</b> as the key.</b>.</p>
</script>
<script type="text/javascript">
RED.nodes.registerType('leveldb out',{
category: 'storage-output',
color:"#dbb84d",
defaults: {
level: {type:"leveldbase",required:true},
operation: {value:"store"},
name: {value:""}
},
inputs:1,
outputs:0,
icon: "leveldb.png",
align: "right",
label: function() {
var levelNode = RED.nodes.node(this.level);
return this.name||(levelNode?levelNode.label():"leveldb");
},
labelStyle: function() {
return this.name?"node_label_italic":"";
}
});
</script>