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fix(google vision api): face detection change #1

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fix(google vision api): face detection change #1

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196 changes: 89 additions & 107 deletions 9-photoanalysis/index.js
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Original file line number Diff line number Diff line change
@@ -1,132 +1,114 @@
var Twit = require('twit');
var fs = require('fs');
var request = require('request');
var vision = require('@google-cloud/vision')({
projectId: 'twitterbot',
keyFilename: './keyfile.json'
var Twit = require("twit");
var fs = require("fs");
var request = require("request");
var vision = require("@google-cloud/vision")({
projectId: "twitterbot",
keyFilename: "./keyfile.json"
});

var bot = new Twit({
consumer_key: process.env.LEARNINGBOT_CONSUMER_KEY,
consumer_secret: process.env.LEARNINGBOT_CONSUMER_SECRET,
access_token: process.env.LEARNINGBOT_ACCESS_TOKEN,
access_token_secret: process.env.LEARNINGBOT_ACCESS_TOKEN_SECRET,
timeout_ms: 60 * 1000
consumer_key: process.env.LEARNINGBOT_CONSUMER_KEY,
consumer_secret: process.env.LEARNINGBOT_CONSUMER_SECRET,
access_token: process.env.LEARNINGBOT_ACCESS_TOKEN,
access_token_secret: process.env.LEARNINGBOT_ACCESS_TOKEN_SECRET,
timeout_ms: 60 * 1000
});

function downloadPhoto(url, replyToName, tweetId){
var parameters = {
url: url,
encoding: 'binary'
};
request.get(parameters, function(err, response, body){
var filename = 'photo'+Date.now()+'.jpg';
fs.writeFile(filename, body, 'binary', function(err){
console.log('Downloaded photo.');
analyzePhoto(filename, replyToName, tweetId);
});
function downloadPhoto(url, replyToName, tweetId) {
var paramaters = {
url: url,
encoding: "binary"
};
request.get(paramaters, function(err, response, body) {
var filename = "photo" + Date.now() + ".jpg";
fs.writeFile(filename, body, "binary", function(err) {
console.log("Downloaded Photo.");
analyzePhoto(filename, replyToName, tweetId);
});
});
}

function analyzePhoto(filename, replyToName, tweetId){
vision.detectFaces(filename, function(err, faces){
var allEmotions = [];
faces.forEach(function(face){
extractFaceEmotions(face).forEach(function(emotion){
if (allEmotions.indexOf(emotion) === -1){
allEmotions.push(emotion);
}
});
});
postStatus(allEmotions, replyToName, tweetId);
function analyzePhoto(filename, replyToName, tweetId) {
var request = { source: { filename: filename } };
vision.faceDetection(request, function(err, faces) {
console.log("faces.faceAnnotations:", faces.faceAnnotations);
var allEmotions = [];
faces.faceAnnotations.forEach(function(face) {
extractFaceEmotions(face).forEach(function(emotion) {
if (allEmotions.indexOf(emotion) === -1) {
allEmotions.push(emotion);
}
});
});
postStatus(allEmotions, replyToName, tweetId);
});
}

function extractFaceEmotions(face){
var emotions = ['joy', 'anger', 'sorrow', 'surprise'];
return emotions.filter(function(emotion){
return face[emotion];
});
function extractFaceEmotions(face) {
var emotions = ["joyLikelihood", "sorrowLikelihood", "angerLikelihood", "surpriseLikelihood"];
return emotions.filter(function(emotion) {
console.log(face[emotion]);
return face[emotion] === "LIKELY" || face[emotion] === "VERY_LIKELY";
});
}

function postStatus(allEmotions, replyToName, tweetId){
var status = formatStatus(allEmotions, replyToName);
bot.post('statuses/update', {status: status, in_reply_to_status_id: tweetId}, function(err, data, response){
if (err){
console.log(err);
}else{
console.log('Bot has tweeted ' + status);
}
});
function postStatus(allEmotions, replyToName, tweetId) {
var status = formatStatus(allEmotions, replyToName);
bot.post(
"statuses/update",
{
status: status,
in_reply_to_status_id: tweetId
},
function(err, data, response) {
if (err) {
console.error(err);
} else {
console.log(`Bot has tweeted ${status}`);
}
}
);
}

function formatStatus(allEmotions, replyToName){
var reformatEmotions = {
joy: 'happy',
anger: 'angry',
surprise: 'surprised',
sorrow: 'sad'
};
var status = '@'+replyToName+' Looking ';
if (allEmotions.length>0){
allEmotions.forEach(function(emotion, i){
if (i === 0){
status = status + reformatEmotions[emotion];
}else{
status = status + ' and ' + reformatEmotions[emotion];
}
});
status = status + '!';
}else{
status = status + 'neutral!';
}
return status;
function formatStatus(allEmotions, replyToName) {
var reformatEmotions = {
joyLikelihood: "happy",
sorrowLikelihood: "sad",
angerLikelihood: "angry",
surpriseLikelihood: "surprised"
};
var status = `@${replyToName} looking`;
if (allEmotions.length > 0) {
allEmotions.forEach(function(emotion, i) {
if (i === 0) {
status = `${status} ${reformatEmotions[emotion]}`;
} else {
status = `${status} and ${reformatEmotions[emotion]}`;
}
});
} else {
status = `${status} neutral`;
}
status = `${status}!`;
return status;
}

var stream = bot.stream('statuses/filter', {track: '@bots_with_han'});
var stream = bot.stream("statuses/filter", { track: "@bots_with_han" });

stream.on('connecting', function(response){
console.log('connecting...');
stream.on("connecting", function(response) {
console.log("connecting...");
});

stream.on('connected', function(response){
console.log('connected!');
stream.on("connected", function(response) {
console.log("connected!");
});

stream.on('error', function(err){
console.log(err);
stream.on("error", function(err) {
console.log(err);
});

stream.on('tweet', function(tweet){
if (tweet.entities.media){
downloadPhoto(tweet.entities.media[0].media_url, tweet.user.screen_name, tweet.id_str);
}
stream.on("tweet", function(tweet) {
if (tweet.entities.media) {
downloadPhoto(tweet.entities.media[0].media_url, tweet.user.screen_name, tweet.id_str);
}
});