week6: twitter-search-timeline
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gauthiier
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6a95d6287c
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117
week6/twitter-search-timeline/index.html
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117
week6/twitter-search-timeline/index.html
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<html>
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<head>
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<title>SEARCH TWITTER</title>
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<style>
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/* CSS Styling */
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#frame {
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width: 100%;
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}
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#inputs{
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width: 50em;
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bborder: 1px solid black;
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}
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.hit {
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bborder: 1px solid green;
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display: inline-block;
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padding: 1em;
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max-width: 400px;
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vertical-align: top;
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}
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.tweet_image img {
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max-width: 400px;
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margin: 0.3em;
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}
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</style>
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<!-- SCRIPTS -->
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<!-- import handlebars -->
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<script src="https://cdnjs.cloudflare.com/ajax/libs/handlebars.js/4.0.5/handlebars.min.js"></script>
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<!-- import jquery -->
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<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
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</head>
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<body>
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<!-- HTML -->
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<label>SEARCH TWITTER</label>
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<div id="frame">
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<!-- inputs for the search to send to server -->
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<div id="inputs">
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<label>username: </label>
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<input id="username_text_field" type="text"/>
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<label>keyword: </label>
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<input id="keyword_text_field" type="text"/>
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<label>results </label>
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<input id="nbr_results" type="number" value="150" min="100" max="500">
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<input id="radio_videos" type="radio"/>
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<!-- search button -->
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<input type="button" value="Search" onclick="search();"/>
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</div>
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<div id="results">
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<script id="results-template" type="text/x-handlebars-template">
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{{#each this}}
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<div class="hit">
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<div class='tweet_text'>{{text}}</div>
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{{#if images}}
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{{#each images}}
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<div class='tweet_image'>
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<img src={{this}} />
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</div>
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{{/each}}
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{{/if}}
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</div>
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{{/each}}
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</script>
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</div>
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</div>
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<!-- SCRIPTS -->
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<!-- import socket.io -->
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<script src="/socket.io/socket.io.js"></script>
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<script>
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// connect to localhost on its port (see server.js -- 8088)
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var socket = io().connect('http://localhost:8088');
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// when connecting
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socket.on('connect', function (data) {
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console.log('connected');
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});
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// when receiving a custom message form the server ('search_twitter_results')
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socket.on('search_twitter_results', function(msg) {
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console.log('search_twitter_results: ' + JSON.stringify(msg));
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compile_results_and_dispay(msg);
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});
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// when search button is pressed
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function search() {
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var username = document.getElementById("username_text_field").value;
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var keyword = document.getElementById("keyword_text_field").value;
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var hits = document.getElementById("nbr_results").value;
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// create search parameters that will be sent to the server
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var search_params = {username: username, keyword: keyword, nbr_hits: hits}
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// send request to the server
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socket.emit('search_twitter', search_params);
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}
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function compile_results_and_dispay(results) {
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var template_script = $("#results-template").html();
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var template = Handlebars.compile(template_script);
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$('.hit').remove();
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$('#results').append(template(results));
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}
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</script>
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</body>
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</html>
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16
week6/twitter-search-timeline/package.json
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week6/twitter-search-timeline/package.json
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{
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"name": "search-twitter",
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"version": "1.0.0",
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"description": "simple twitter search",
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"main": "server.js",
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"scripts": {
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"test": "echo \"Error: no test specified\" && exit 1"
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},
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"author": "gauthier",
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"license": "ISC",
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"dependencies": {
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"express": "^4.14.0",
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"socket.io": "^1.6.0",
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"twitter": "^1.4.0"
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}
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}
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120
week6/twitter-search-timeline/server.js
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week6/twitter-search-timeline/server.js
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// server.js
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// import express ()
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var express = require('express'); // npm install --save express
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var app = express();
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// import node.js http
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var server = require('http').Server(app);
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// import socket.io
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var io = require('socket.io')(server); // npm install --save socket.io
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// import filesystem (aka fs)
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var fs = require('fs');
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//import twitter
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var twitter = require('twitter'); // npm install --save twitter
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/* ----------------------
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Twitter Configuration
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-------------------------*/
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// load configuration file with all secrets, etc.
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var config_file = "./twitter_credentials.json";
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var config = JSON.parse(fs.readFileSync(config_file, "utf8"));
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// create the twitter client
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var client = new twitter(config);
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/* ----------------------
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Twitter Functions
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-------------------------*/
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function timeline_user(username, nbr_hits) {
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var twitter_search_params = {screen_name: username, count: nbr_hits};
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client.get('statuses/user_timeline', twitter_search_params, function(error, tweets, response) {
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var results = [];
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if(error) {
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console.log(error);
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return;
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}
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for(tweet of tweets) {
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//console.log(tweet);
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var r = {text: tweet.text}; // creating own data structure
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if(tweet.extended_entities && tweet.extended_entities.media) {
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r.images = []; // creating a array of images
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for(media of tweet.extended_entities.media) {
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if(media.type == 'photo')
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r.images.push(media.media_url);
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}
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}
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results.push(r);
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}
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// send results to client
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io.emit('search_twitter_results', results);
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});
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}
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/* ----------------------------------
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Server and Socket Configuration
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--------------------------------------*/
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// tell express to server our index.html file
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app.get('/', function (req, res) {
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res.sendFile(__dirname + '/index.html');
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});
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// configure socket.io
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// (1) when there is a connection
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io.on('connection', function(socket) {
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console.log('got a connection');
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//io.emit('message from robot', 'Hi! my name is Reihtuag!'); // greetings
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// (2) configure the connected socket to receive custom messages ('message from human')
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socket.on('search_twitter', function(msg) {
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console.log('searching twitter with: ' + JSON.stringify(msg));
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//here msg = {username: username, keyword: keyword, nbr_hits: hits}
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timeline_user(msg.username, msg.nbr_hits);
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});
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socket.on('disconnet', function() {
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console.log('got a disconnection');
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});
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});
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/* -------------------
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Start the server
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----------------------*/
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// listen to connection on port 8088 --> http://localhost:8088
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server.listen(8088, function () {
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console.log('listening on port: ' + 8088);
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});
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6
week6/twitter-search-timeline/twitter_credentials.json
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6
week6/twitter-search-timeline/twitter_credentials.json
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{
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"consumer_key": "jKMz31iuQMImQpDZOEKlFelb2",
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"consumer_secret": "IAfen9GcPSKsmiFZcXv23qVLDdI6PhHAFfJidc8UWbg8qIJnmH",
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"access_token_key": "801125183360745472-eMpgT1Cscw86Mm31KG8DTq336L5g4RB",
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"access_token_secret": "xZEuPLawdBwOgPCSWHaWsUAgbYlobAztYmwMMGeJvtsli"
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}
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