nodejs/examples/sentiment.js at develop · cp2boston/nodejs · GitHub

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"use strict";

var Api = require("../lib/Api");
var ArgumentParser = require("argparse").ArgumentParser;
var tmp = require("temporary");

var parser = new ArgumentParser({
  addHelp: true,
  description: "Get the sentiment of the text in a local file"
});
parser.addArgument(["--key"], {help: "Rosette API key", required: true});
parser.addArgument(["--url"], {help: "Rosette API alt-url", required: false});
var args = parser.parseArgs();

var file = new tmp.File();
var sentiment_file_data = "<html><head><title>New Ghostbusters Film</title></head><body><p>Original Ghostbuster Dan Aykroyd, who also co-wrote the 1984 Ghostbusters film, couldn’t be more pleased with the new all-female Ghostbusters cast, telling The Hollywood Reporter, “The Aykroyd family is delighted by this inheritance of the Ghostbusters torch by these most magnificent women in comedy.”</p></body></html>";
var fileContents = sentiment_file_data;

file.writeFileSync(fileContents);

var api = new Api(args.key, args.url);
var endpoint = "sentiment";

api.parameters.documentFile = file.path;
api.parameters.language = "eng";

api.rosette(endpoint, function(err, res){
	if(err){
		console.log(err);
	} else {
		console.log(JSON.stringify(res, null, 2));
	}
});