getTweets.js

function getTweets() {
	var promise = new Parse.Promise();
	var Tweets = Parse.Object.extend("Tweets");
	var query = new Parse.Query(Tweets);
	//GET SEARCH URL HERE: https://dev.twitter.com/rest/public/search
	var urlLink = "SEARCH_URL_HERE";

	query.descending("id_str");
	//query.ascending("id_str");
	query.limit(1);

	query.find().then(function(results) {
		if (results.length > 0) {
			var lastTweet = results[0].get("id_str");
			console.log(lastTweet);
			urlLink = urlLink + "&since_id=" + lastTweet;
			//urlLink = urlLink + "&max_id=" + lastTweet;
		} else {
			console.log("NO RESULTS :(");
		}

		var consumerSecret = "SECRET";
		var tokenSecret = "TOKEN";
		var oauth_consumer_key = "AUTH_KEY";
		var oauth_token = "AUTH_TOKEN";

		var nonce = oauth.nonce(32);
		var ts = Math.floor(new Date().getTime() / 1000);
		var timestamp = ts.toString();

		var nonce = oauth.nonce(32);
		var ts = Math.floor(new Date().getTime() / 1000);
		var timestamp = ts.toString();
		var accessor = {
			consumerSecret: consumerSecret,
			tokenSecret: tokenSecret
		};
		var params = {
			oauth_version: "1.0",
			oauth_consumer_key: oauth_consumer_key,
			oauth_token: oauth_token,
			oauth_timestamp: timestamp,
			oauth_nonce: nonce,
			oauth_signature_method: "HMAC-SHA1"
		};
		var message = {
			method: "GET",
			action: urlLink,
			parameters: params
		};

		oauth.SignatureMethod.sign(message, accessor);
		var normPar = oauth.SignatureMethod.normalizeParameters(message.parameters);
		var baseString = oauth.SignatureMethod.getBaseString(message);
		var sig = oauth.getParameter(message.parameters, "oauth_signature") + "=";
		var encodedSig = oauth.percentEncode(sig);

		Parse.Cloud.httpRequest({
			method: "GET",
			url: urlLink,
			headers: {
				Authorization: 'OAuth oauth_consumer_key="' + oauth_consumer_key + '", oauth_nonce=' + nonce + ', oauth_signature=' + encodedSig + ', oauth_signature_method="HMAC-SHA1", oauth_timestamp=' + timestamp + ',oauth_token="' + oauth_token + '", oauth_version="1.0"'
			},
			success: function (httpResponse) {

				var resp = JSON.parse(httpResponse.text);
				var data = resp.statuses;

				var tweets = new Array();

				for (var i = 0; i < data.length; i++) {
					var Tweets = Parse.Object.extend("Tweets"),
					tweet = new Tweets();

					var content = data[i];
					tweet.set("id_str", content.id_str);
					tweet.set("author", content.user.screen_name);
					tweet.set("author_name", content.user.name);

					tweets.push(tweet);

				}
				;

				Parse.Object.saveAll(tweets, {
					success: function (objs) {

						promise.resolve();

					},
					error: function (error) {
						console.log(error);
						promise.reject(error.message);
					}
				});

			},
			error: function (error) {
				console.log(error);
				promise.reject(error.message);
			}
		});

	});

	return promise;

}