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https://github.com/node-red/node-red-nodes.git
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46ace77cf4
allows use of tokens object to specifiy custom tokenizers updated mlsentiment to v2.0.0 (with temporary fix for comparative score applied) updated documentation
30 lines
1.2 KiB
JavaScript
30 lines
1.2 KiB
JavaScript
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module.exports = function (RED) {
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"use strict";
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var multilangsentiment = require('multilang-sentiment');
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function MultiLangSentimentNode(n) {
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RED.nodes.createNode(this, n);
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this.lang = n.lang;
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this.property = n.property || "payload";
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var node = this;
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this.on("input", function (msg) {
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var value = RED.util.getMessageProperty(msg, node.property);
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if (value !== undefined) {
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if (msg.hasOwnProperty("overrides")) {
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msg.extras = msg.overrides;
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delete msg.overrides;
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}
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multilangSentiment(value, node.lang || msg.lang || 'en', { 'words': msg.words || null, 'tokens': msg.tokens || null }, function (err, result) {
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msg.sentiment = result;
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msg.sentiment.comparative = msg.sentiment.score / msg.sentiment.tokens.length; // temporarily addresses an issue in v2.0.0: https://github.com/marcellobarile/multilang-sentiment/issues/10
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node.send(msg);
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});
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}
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else { node.send(msg); } // If no matching property - just pass it on.
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});
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}
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RED.nodes.registerType("mlsentiment", MultiLangSentimentNode);
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}
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