mirror of
https://github.com/node-red/node-red.git
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43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
/**
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var RED = require(process.env.NODE_RED_HOME+"/red/red");
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var notify = require("fs.notify");
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var fs = require("fs");
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var sep = require("path").sep;
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function WatchNode(n) {
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RED.nodes.createNode(this,n);
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this.files = n.files.split(",");
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for (var f in this.files) {
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this.files[f] = this.files[f].trim();
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}
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this.p = (this.files.length == 1) ? this.files[0] : JSON.stringify(this.files);
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var node = this;
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var notifications = new notify(node.files);
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notifications.on('change', function (file, event, path) {
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if (fs.statSync(path).isDirectory()) { path = path + sep + file; }
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var msg = { payload: path, topic: node.p, file: file};
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node.send(msg);
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});
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this.close = function() {
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notifications.close();
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}
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}
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RED.nodes.registerType("watch",WatchNode);
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