Working login page and user profile page

TravelPals/TravelPals/.idea/gradle.xml

@@ -5,7 +5,7 @@
       <GradleProjectSettings>
         <option name="distributionType" value="LOCAL" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleHome" value="$APPLICATION_HOME_DIR$/gradle/gradle-2.14.1" />
+        <option name="gradleHome" value="C:\Program Files\Android\Android Studio\gradle\gradle-2.14.1" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />

TravelPals/TravelPals/app/src/main/java/travelpals/travelpals/LoginRequest.java

+package travelpals.travelpals;
+
+import com.android.volley.Request;
+import com.android.volley.Response;
+import com.android.volley.toolbox.StringRequest;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Created by Tanmimh on 05/02/2017.
+ */
+
+public class LoginRequest extends StringRequest{
+
+
+    private static final String LOGIN_REQUEST_URL = "http://doc.gold.ac.uk/~thani001/travelpals/Login.php";
+    private Map<String, String> params;
+
+    public LoginRequest(String username, String password, Response.Listener<String> listener){
+        super(Request.Method.POST, LOGIN_REQUEST_URL, listener, null);
+        params = new HashMap<>();
+        params.put("username", username);
+        params.put("password", password);
+    }
+
+    @Override
+    public Map<String, String> getParams() {
+        return params;
+    }
+
+}

TravelPals/TravelPals/app/src/main/java/travelpals/travelpals/UserAreaActivity.java

 package travelpals.travelpals;
 
+import android.content.Intent;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.widget.EditText;
@@ -16,5 +17,14 @@ public class UserAreaActivity extends AppCompatActivity {
         final EditText etName = (EditText) findViewById(R.id.etName);
 
 
+        Intent intent = getIntent();
+        String name = intent.getStringExtra("name");
+        int age = intent.getIntExtra("age", -1);
+        String username = intent.getStringExtra("username");
+
+        etUsername.setText(username);
+        etName.setText(name);
+        etAge.setText(age + "");
+
     }
 }

TravelPals/TravelPals/app/src/main/java/travelpals/travelpals/loginActivity.java

 package travelpals.travelpals;
 
 import android.content.Intent;
+import android.support.v7.app.AlertDialog;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
 import android.view.View;
@@ -8,6 +9,13 @@ import android.widget.Button;
 import android.widget.EditText;
 import android.widget.TextView;
 
+import com.android.volley.RequestQueue;
+import com.android.volley.Response;
+import com.android.volley.toolbox.Volley;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
 public class loginActivity extends AppCompatActivity {
 
     @Override
@@ -28,5 +36,51 @@ public class loginActivity extends AppCompatActivity {
                 loginActivity.this.startActivity(registerIntent);
             }
         });
+
+        btnLogin.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                final String username = etUsername.getText().toString();
+                final String password = etPassword.getText().toString();
+
+                Response.Listener<String> responseListener = new Response.Listener<String>() {
+                    @Override
+                    public void onResponse(String response) {
+                        try {
+                            JSONObject jsonResponse = new JSONObject(response);
+                            boolean success = jsonResponse.getBoolean("success");
+
+                            if(success){
+                                String name = jsonResponse.getString("name");
+                                int age = jsonResponse.getInt("age");
+                                String username = jsonResponse.getString("username");
+
+                                Intent intent = new Intent(loginActivity.this, UserAreaActivity.class);
+                                intent.putExtra("name", name);
+                                intent.putExtra("age", age);
+                                intent.putExtra("username", username);
+
+                                loginActivity.this.startActivity(intent);
+
+
+
+                            }else{
+                                AlertDialog.Builder builder = new AlertDialog.Builder(loginActivity.this);
+                                builder.setMessage("Login failed")
+                                        .setNegativeButton("Try again", null)
+                                        .create()
+                                        .show();
+                            }
+                        } catch (JSONException e) {
+                            e.printStackTrace();
+                        }
+
+                    }
+                };
+                LoginRequest loginRequest = new LoginRequest(username, password, responseListener);
+                RequestQueue queue = Volley.newRequestQueue(loginActivity.this);
+                queue.add(loginRequest);
+            }
+        });
     }
 }