I try this toturial . but with real host and i changed config.inc.php to below code
<?php
$servername = "sql311.gigfa.com";
$username = "gigfa_20021518";
$password = "************";
$dbname = "gigfa_20021518_hobob2";
try {
$conn = new PDO("mysql:host=$servername;dbname=$dbname", $username, $password);
$conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
}
catch(PDOException $e)
{
die("OOPs something went wrong");
}
?>
and i change Async part of activity to this :
public class MainActivity extends AppCompatActivity {
// CONNECTION_TIMEOUT and READ_TIMEOUT are in milliseconds
public static final int CONNECTION_TIMEOUT=10000;
public static final int READ_TIMEOUT=15000;
private EditText etEmail;
private EditText etPassword;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Get Reference to variables
etEmail = (EditText) findViewById(R.id.email);
etPassword = (EditText) findViewById(R.id.password);
}
// Triggers when LOGIN Button clicked
public void checkLogin(View arg0) {
// Get text from email and passord field
final String email = etEmail.getText().toString();
final String password = etPassword.getText().toString();
// Initialize AsyncLogin() class with email and password
new AsyncLogin().execute(email,password);
}
private class AsyncLogin extends AsyncTask<String, String, String>
{
ProgressDialog pdLoading = new ProgressDialog(MainActivity.this);
HttpURLConnection conn;
URL url = null;
@Override
protected void onPreExecute() {
super.onPreExecute();
//this method will be running on UI thread
pdLoading.setMessage("\tLoading...");
pdLoading.setCancelable(false);
pdLoading.show();
}
@Override
protected String doInBackground(String... params) {
try {
// Enter URL address where your php file resides
url = new URL("http://localhost/test/login.inc.php");
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
return "exception";
}
try {
// Setup HttpURLConnection class to send and receive data from php and mysql
conn = (HttpURLConnection)url.openConnection();
conn.setReadTimeout(READ_TIMEOUT);
conn.setConnectTimeout(CONNECTION_TIMEOUT);
conn.setRequestMethod("POST");
// setDoInput and setDoOutput method depict handling of both send and receive
conn.setDoInput(true);
conn.setDoOutput(true);
// Append parameters to URL
Uri.Builder builder = new Uri.Builder()
.appendQueryParameter("username", params[0])
.appendQueryParameter("password", params[1]);
String query = builder.build().getEncodedQuery();
// Open connection for sending data
OutputStream os = conn.getOutputStream();
BufferedWriter writer = new BufferedWriter(
new OutputStreamWriter(os, "UTF-8"));
writer.write(query);
writer.flush();
writer.close();
os.close();
conn.connect();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
return "exception";
}
try {
int response_code = conn.getResponseCode();
// Check if successful connection made
if (response_code == HttpURLConnection.HTTP_OK) {
// Read data sent from server
InputStream input = conn.getInputStream();
BufferedReader reader = new BufferedReader(new InputStreamReader(input));
StringBuilder result = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
result.append(line);
}
// Pass data to onPostExecute method
return(result.toString());
}else{
return("unsuccessful");
}
} catch (IOException e) {
e.printStackTrace();
return "exception";
} finally {
conn.disconnect();
}
}
@Override
protected void onPostExecute(String result) {
//this method will be running on UI thread
pdLoading.dismiss();
if(result.equalsIgnoreCase("true"))
{
/* Here launching another activity when login successful. If you persist login state
use sharedPreferences of Android. and logout button to clear sharedPreferences.
*/
Intent intent = new Intent(MainActivity.this,SuccessActivity.class);
startActivity(intent);
MainActivity.this.finish();
}else if (result.equalsIgnoreCase("false")){
// If username and password does not match display a error message
Toast.makeText(MainActivity.this, "Invalid email or password", Toast.LENGTH_LONG).Show();
} else if (result.equalsIgnoreCase("exception") || result.equalsIgnoreCase("unsuccessful")) {
Toast.makeText(MainActivity.this, "OOPs! Something went wrong. Connection Problem.", Toast.LENGTH_LONG).Show();
}
}
}
}
but this activity do nothing after show "loading...." . where is the problem.