Instagram Upload Image With Java

InstagramPostHelper.java

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.HttpCookie;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import java.util.Date;
import java.util.List;
import java.util.Map;

import javax.crypto.Mac;
import javax.crypto.spec.SecretKeySpec;
import javax.net.ssl.HttpsURLConnection;

import org.apache.commons.codec.binary.Hex;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;

public class InstagramPostHelper {

	private static InstagramPostHelper instance = null;

	protected InstagramPostHelper() {}

	public static InstagramPostHelper getInstance() {
		if (instance == null) {
			instance = new InstagramPostHelper();
		}
		return instance;
	}

	private String GenerateSignature(String value, String key) {
		String result = null;
		try {
			byte[] keyBytes = key.getBytes();
			SecretKeySpec signingKey = new SecretKeySpec(keyBytes, "HmacSHA256");
			Mac mac = Mac.getInstance("HmacSHA256");
			mac.init(signingKey);
			byte[] rawHmac = mac.doFinal(value.getBytes());
			byte[] hexBytes = new Hex().encode(rawHmac);
			result = new String(hexBytes, "UTF-8");
		} catch (Exception e) {

		}
		return result;

	}

	private static final String COOKIES_HEADER = "Set-Cookie";
	public static java.net.CookieManager msCookieManager = new java.net.CookieManager();
	private HttpsURLConnection conn;

	private static String TextUtilsJoin(CharSequence delimiter, List < HttpCookie > list) {
		StringBuilder sb = new StringBuilder();
		boolean firstTime = true;
		for (Object token: list) {

			if (token.toString().trim().length() < 1) continue;

			if (firstTime) {
				firstTime = false;
			} else {
				sb.append(delimiter + " ");
			}

			sb.append(token);

		}
		return sb.toString();
	}


	private String GetJSONStringAndPostData(String jsonaddress, String postdata, String agent) {
		String sonuc = "";
		try {

			byte[] postDataBytes = postdata.toString().getBytes("UTF-8");


			URL url = new URL(jsonaddress);


			conn = (HttpsURLConnection) url.openConnection();
			conn.setRequestMethod("POST");
			conn.setRequestProperty("Content-Length", String.valueOf(postDataBytes.length));
			conn.setRequestProperty("User-Agent", agent);

			//Set Cookies
			if (msCookieManager.getCookieStore().getCookies().size() > 0) {
				conn.setRequestProperty("Cookie", TextUtilsJoin(";", msCookieManager.getCookieStore().getCookies()));
			}

			conn.setDoOutput(true);
			conn.getOutputStream().write(postDataBytes);

			if (conn.getResponseCode() != 200) {
				throw new RuntimeException("Failed : HTTP error code : " + conn.getResponseCode());
			}

			//Get Cookies
			Map < String, List < String >> headerFields = conn.getHeaderFields();
			List < String > cookiesHeader = headerFields.get(COOKIES_HEADER);
			if (cookiesHeader != null) {
				for (String cookie: cookiesHeader) {
					msCookieManager.getCookieStore().add(null, HttpCookie.parse(cookie).get(0));
				}
			}



			BufferedReader br = new BufferedReader(new InputStreamReader(
			(conn.getInputStream())));
			String output;
			while ((output = br.readLine()) != null) {
				sonuc += output;
			}
			conn.disconnect();
		} catch (MalformedURLException e) {
			return "";
		} catch (IOException e) {
			return "";
		}
		return sonuc;
	}

	public void SendImage(String Caption, byte[] ImageByteArray) throws UnsupportedEncodingException, ParseException {
		String Agent = "Instagram 6.21.2 Android (19/4.4.2; 480dpi; 1152x1920; Meizu; MX4; mx4; mt6595; en_US)";
		String Guid = java.util.UUID.randomUUID().toString();
		String DeviceId = "android-" + Guid;
		String Data = "{\"device_id\":\"" + DeviceId + "\",\"guid\":\"" + Guid + "\",\"username\":\"MYUSERNAME\",\"password\":\"MYPASSWORD\",\"Content-Type\":\"application/x-www-form-urlencoded; charset=UTF-8\"}";
		String Sig = GenerateSignature(Data, "25eace5393646842f0d0c3fb2ac7d3cfa15c052436ee86b5406a8433f54d24a5");
		Data = "signed_body=" + Sig + "." + URLEncoder.encode(Data, "UTF-8") + "&ig_sig_key_version=4";

		if (msCookieManager.getCookieStore() != null) {
			msCookieManager.getCookieStore().removeAll();
		}
		//Login Request
		String login = GetJSONStringAndPostData("https://instagram.com/api/v1/accounts/login/", Data, Agent);

		JSONParser parser = new JSONParser();
		Object obj = parser.parse(login);
		JSONObject jsonObject = (JSONObject) obj;
		if (((String) jsonObject.get("status")).equals("ok")) //Login SuccessFul
		{
			//Login Successful
			System.out.println("Login Successful !");

			//Post Image
			String upload = "";

			try {
				final HttpMultipartHelper http = new HttpUploadFileHelper(new URL("https://instagram.com/api/v1/media/upload/"));
				http.addFormField("device_timestamp", Long.toString((new Date()).getTime()));
				http.addFilePart("photo", ImageByteArray);
				final byte[] bytes = http.finish();
				upload = new String(bytes);
			} catch (IOException e) {
				e.printStackTrace();
			}


			System.out.println(upload);
			obj = parser.parse(upload);
			jsonObject = (JSONObject) obj;
			if (((String) jsonObject.get("status")).equals("ok")) //Login SuccessFul
			{
				String mediaID = (String) jsonObject.get("media_id");

				Data = "{\"device_id\":\"" + DeviceId + "\",\"guid\":\"" + Guid + "\",\"media_id\":\"" + mediaID + "\",\"caption\":\"" + Caption + "\",\"device_timestamp\":\"" + Long.toString((new Date()).getTime()).substring(0, 10) + "\",\"source_type\":\"5\",\"filter_type\":\"0\",\"extra\":\"{}\",\"Content-Type\":\"application/x-www-form-urlencoded; charset=UTF-8\"}";
				Sig = GenerateSignature(Data, "25eace5393646842f0d0c3fb2ac7d3cfa15c052436ee86b5406a8433f54d24a5");

				Data = "signed_body=" + Sig + "." + URLEncoder.encode(Data, "UTF-8").replace("+", "%20") + "&ig_sig_key_version=6";

				//Login Request
				System.out.println(Data);
				String result = GetJSONStringAndPostData("https://instagram.com/api/v1/media/configure/", Data, Agent);

				System.out.println(result);
			}


		} else //Login UnsuccessFul
		{
			System.out.println("Login Unsuccessful !" + login);
		}


	}

}

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