Try of marking http proxy quieries.

app/src/main/java/pl/tpolgrabia/urbanexplorer/AppConstants.java

@@ -11,4 +11,14 @@ public class AppConstants {
     public static final float PAMNORAMIO_DEF_RADIUSY = 0.05f;
     public static final long GPS_LOCATION_UPDATE_FREQ = 15000;
     public static final float GPS_LOCATION_DISTANCE_FREQ = MIN_DISTANCE;
+    public static final String PREF_HTTP_PROXY_HOST_KEY = "pref_proxy_host";
+    public static final String DEF_HTTP_PROXY_HOST = "localhost";
+    public static final String PREF_HTTP_PROXY_PORT_KEY = "pref_proxy_port";
+    public static final String DEF_HTTP_PROXY_PORT = "8123";
+    public static final String PREF_HTTP_PROXY_USER_KEY = "pref_proxy_user";
+    public static final String DEF_HTTP_PROXY_USER = null;
+    public static final String PREF_HTTP_PROXY_PASSWORD_KEY = "pref_proxy_pass";
+    public static final String DEF_HTTP_PROXY_PASSWORD = null;
+    public static final String PREF_HTTP_PROXY_ENABLED_KEY = "pref_proxy_enabled";
+    public static final boolean DEF_HTTP_PROXY_ENABLED = false;
 }

app/src/main/java/pl/tpolgrabia/urbanexplorer/MainActivity.java

@@ -16,6 +16,7 @@ import android.support.v7.app.ActionBarActivity;
 import android.util.Log;
 import android.view.*;
 import android.widget.Toast;
+import com.androidquery.util.AQUtility;
 import com.crashlytics.android.Crashlytics;
 import com.nostra13.universalimageloader.cache.memory.impl.WeakMemoryCache;
 import com.nostra13.universalimageloader.core.DisplayImageOptions;
@@ -32,6 +33,7 @@ import pl.tpolgrabia.urbanexplorer.fragments.WikiLocationsFragment;
 import pl.tpolgrabia.urbanexplorer.handlers.SwipeHandler;
 import pl.tpolgrabia.urbanexplorer.utils.ImageLoaderUtils;
 import pl.tpolgrabia.urbanexplorer.utils.LocationUtils;
+import pl.tpolgrabia.urbanexplorer.utils.NetUtils;
 import pl.tpolgrabia.urbanexplorer.utils.NumberUtils;
 import pl.tpolgrabia.urbanexplorer.views.CustomInterceptor;
 import pl.tpolgrabia.urbanexplorer.views.SwipeFrameLayout;
@@ -46,6 +48,7 @@ public class MainActivity extends ActionBarActivity {
     private static final double MAX_FRAGMENT_ID = WIKI_FRAGMENT_ID;
     private static final double MIN_FRAGMENT_ID = HOME_FRAGMENT_ID;
     private static final String FRAG_ID = "FRAG_ID";
+    private static final int SETTINGS_ID_INTENT_REQUEST_ID = 2;
     public static DisplayImageOptions options;
     private GestureDetectorCompat gestureDetector;
     private int currentFragmentId = 0;
@@ -53,7 +56,7 @@ public class MainActivity extends ActionBarActivity {
 
     private boolean locationServicesActivated = false;
     private GestureDetector.OnGestureListener swipeHandler;
-
+    private PanoramioImageInfo photoInfo;
 
     public StandardLocationListener getLocationCallback() {
         return locationCallback;
@@ -70,6 +73,9 @@ public class MainActivity extends ActionBarActivity {
         super.onCreate(savedInstanceState);
         Log.v(CLASS_TAG, "onCreate");
         setContentView(R.layout.activity_main);
+        AQUtility.setDebug(true);
+
+        NetUtils.setGlobalProxyAuth(this);
 
         currentFragmentId = 0;
 
@@ -114,7 +120,7 @@ public class MainActivity extends ActionBarActivity {
         switch (item.getItemId()) {
             case R.id.settings:
                 final Intent intent = new Intent(this, SettingsActivity.class);
-                startActivity(intent);
+                startActivityForResult(intent, MainActivity.SETTINGS_ID_INTENT_REQUEST_ID, new Bundle());
                 return true;
             default:
                 return super.onOptionsItemSelected(item);
@@ -122,6 +128,7 @@ public class MainActivity extends ActionBarActivity {
     }
 
     public void switchToPhoto(PanoramioImageInfo photoInfo) {
+        this.photoInfo = photoInfo;
         FragmentManager fragmentManager = getSupportFragmentManager();
         FragmentTransaction ctx = fragmentManager.beginTransaction();
         PanoramioShowerFragment panoramioShower = new PanoramioShowerFragment();
@@ -281,6 +288,9 @@ public class MainActivity extends ActionBarActivity {
                     startActivity(intent);
                 }
                 break;
+            case SETTINGS_ID_INTENT_REQUEST_ID:
+                NetUtils.setGlobalProxyAuth(this);
+                break;
             default:
                 super.onActivityResult(requestCode, resultCode, data);
         }

app/src/main/java/pl/tpolgrabia/urbanexplorer/fragments/PanoramioAdapter.java

@@ -13,6 +13,7 @@ import com.nostra13.universalimageloader.core.ImageLoader;
 import pl.tpolgrabia.urbanexplorer.MainActivity;
 import pl.tpolgrabia.urbanexplorer.R;
 import pl.tpolgrabia.urbanexplorer.dto.panoramio.PanoramioImageInfo;
+import pl.tpolgrabia.urbanexplorer.utils.NetUtils;
 
 import java.util.List;
 
@@ -24,7 +25,7 @@ public class PanoramioAdapter extends ArrayAdapter<PanoramioImageInfo> {
 
     public PanoramioAdapter(FragmentActivity activity, int location_item, List<PanoramioImageInfo> photosDescriptions) {
         super(activity, location_item, photosDescriptions);
-        aq = new AQuery(activity);
+        aq = NetUtils.createProxyAQueryInstance(activity);
     }
 
     @Override

app/src/main/java/pl/tpolgrabia/urbanexplorer/fragments/PanoramioShowerFragment.java

@@ -5,6 +5,7 @@ import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentActivity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -83,4 +84,13 @@ public class PanoramioShowerFragment extends Fragment {
         return inflatedView;
     }
 
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+        FragmentActivity acc = getActivity();
+        if (acc != null) {
+            MainActivity mainActivity = (MainActivity)acc;
+        }
+    }
 }

app/src/main/java/pl/tpolgrabia/urbanexplorer/handlers/SwipeHandler.java

@@ -12,7 +12,7 @@ public class SwipeHandler implements GestureDetector.OnGestureListener {
     private static final String CLASS_TAG = SwipeHandler.class.getSimpleName();
     private final MainActivity activity;
     private static final float SWIPE_THRESHOLD = 50;
-    private static final float SWIPE_VELOCITY_THRESHOLD = 20;
+    private static final float SWIPE_VELOCITY_THRESHOLD = 10;
 
     public SwipeHandler(MainActivity activity) {
         this.activity = activity;

app/src/main/java/pl/tpolgrabia/urbanexplorer/utils/NetUtils.java

@@ -0,0 +1,92 @@
+package pl.tpolgrabia.urbanexplorer.utils;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.preference.PreferenceManager;
+import android.util.Log;
+import com.androidquery.AQuery;
+import pl.tpolgrabia.urbanexplorer.AppConstants;
+
+import java.net.Authenticator;
+import java.net.PasswordAuthentication;
+
+/**
+ * Created by Tomasz Półgrabia <tomasz.polgrabia@unicredit.eu> (c310702) on 15.09.2016.
+ */
+public class NetUtils {
+    private static final String CLASS_TAG = NetUtils.class.getSimpleName();
+
+    public static AQuery createProxyAQueryInstance(Context ctx) {
+        final AQuery aq = new AQuery(ctx);
+        try {
+            Log.v(CLASS_TAG, "Creating aquery proxy instance");
+            SharedPreferences sharedPrefs = getDefaultSharedPreferences(ctx);
+            boolean enabled = isProxyEnabled(ctx);
+            Log.v(CLASS_TAG, "Proxy is enabled: " + enabled);
+            if (!enabled) {
+                return aq;
+            }
+
+            String httpProxyHost = sharedPrefs.getString(AppConstants.PREF_HTTP_PROXY_HOST_KEY,
+                    AppConstants.DEF_HTTP_PROXY_HOST);
+
+            String httpProxyPort = sharedPrefs.getString(AppConstants.PREF_HTTP_PROXY_PORT_KEY,
+                    AppConstants.DEF_HTTP_PROXY_PORT);
+
+            Log.v(CLASS_TAG, "Proxy is enabled, host: " + httpProxyHost + ", port: " + httpProxyPort);
+
+
+            if (httpProxyHost == null) {
+                return aq;
+            }
+
+            Log.v(CLASS_TAG, "Proxy host: " + httpProxyHost + ", proxy port: " + httpProxyPort);
+            aq.proxy(httpProxyHost, Integer.parseInt(httpProxyPort));
+        } catch (NumberFormatException e) {
+            Log.w(CLASS_TAG, "Invalid proxy auth number format", e);
+        }
+
+        return aq;
+    }
+
+    public static void setGlobalProxyAuth(Context ctx) {
+        Log.v(CLASS_TAG, "Setting proxy auth");
+        if (isProxyEnabled(ctx)) {
+            Log.v(CLASS_TAG, "Setting custom proxy auth");
+            SharedPreferences sharedPrefs = getDefaultSharedPreferences(ctx);
+            final String httpProxyUser = sharedPrefs.getString(AppConstants.PREF_HTTP_PROXY_USER_KEY,
+                    AppConstants.DEF_HTTP_PROXY_USER);
+
+            final String httpProxyPass = sharedPrefs.getString(AppConstants.PREF_HTTP_PROXY_PASSWORD_KEY,
+                    AppConstants.DEF_HTTP_PROXY_PASSWORD);
+
+            setGlobalProxyAuth(httpProxyUser, httpProxyPass);
+        } else {
+            Authenticator.setDefault(null);
+            Log.v(CLASS_TAG, "Setting empty proxy auth");
+        }
+    }
+
+    private static SharedPreferences getDefaultSharedPreferences(Context ctx) {
+        return PreferenceManager.getDefaultSharedPreferences(ctx);
+    }
+
+    private static void setGlobalProxyAuth(final String httpProxyUser, final String httpProxyPass) {
+        Log.v(CLASS_TAG, "Proxy user: " + httpProxyUser + ", proxy pass: " + httpProxyPass);
+        Authenticator.setDefault(new Authenticator() {
+            @Override
+            protected PasswordAuthentication getPasswordAuthentication() {
+                Log.v(CLASS_TAG, "Proxy auth try");
+                return new PasswordAuthentication(httpProxyUser,httpProxyPass.toCharArray());
+            }
+        });
+    }
+
+    public static boolean isProxyEnabled(Context ctx) {
+        SharedPreferences sharedPrefs =  getDefaultSharedPreferences(ctx);
+        return sharedPrefs.getBoolean(
+                        AppConstants.PREF_HTTP_PROXY_ENABLED_KEY,
+                        AppConstants.DEF_HTTP_PROXY_ENABLED);
+    }
+
+}

app/src/main/java/pl/tpolgrabia/urbanexplorer/utils/PanoramioUtils.java

@@ -38,7 +38,7 @@ public class PanoramioUtils {
         Long offset,
         Long count,
         final PanoramioResponseCallback callback) {
-        AQuery aq = new AQuery(ctx);
+        AQuery aq = NetUtils.createProxyAQueryInstance(ctx);
         final String aqQuery = "http://www.panoramio.com/map/get_panoramas.php?" +
             "set=public" +
             "&from=" + offset +

app/src/main/java/pl/tpolgrabia/urbanexplorer/utils/WikiUtils.java

@@ -41,7 +41,8 @@ public class WikiUtils {
                                        final Long resultsLimit,
                                        final Long radiusLimit,
                                        final WikiResponseCallback callback) {
-        final AQuery aq = new AQuery(ctx);
+        final AQuery aq = NetUtils.createProxyAQueryInstance(ctx);
+
         aq.ajax("TODO", JSONObject.class, new AjaxCallback<JSONObject>(){
             @Override
             public void callback(String url, JSONObject object, AjaxStatus status) {
@@ -174,7 +175,7 @@ public class WikiUtils {
             limit = WIKI_STD_LIMIT;
         }
 
-        AQuery aq = new AQuery(ctx);
+        AQuery aq = NetUtils.createProxyAQueryInstance(ctx);
         aq.ajax("https://en.wikipedia.org/w/api.php" +
             "?action=query" +
             "&list=geosearch" +
@@ -312,7 +313,7 @@ public class WikiUtils {
     }
 
     public static void fetchPageInfos(Context ctx, List<Long> pageIds, final WikiResponseCallback callback) {
-        AQuery aq = new AQuery(ctx);
+        AQuery aq = NetUtils.createProxyAQueryInstance(ctx);
         aq.ajax("https://en.wikipedia.org/w/api.php" +
             "?action=query" +
             "&prop=coordinates%7Cpageimages%7Cpageterms" +
@@ -343,7 +344,7 @@ public class WikiUtils {
     public static void fetchSingleWikiInfoItemAndRunWikiPage(Context ctx,
                                                              Long pageId,
                                                              AjaxCallback<JSONObject> callback) {
-        new AQuery(ctx).ajax(
+        NetUtils.createProxyAQueryInstance(ctx).ajax(
             "https://en.wikipedia.org/w/api.php?action=query&prop=info&pageids="
                 + pageId + "&inprop=url&format=json",
             JSONObject.class,

app/src/main/res/xml/urban_expl_settings.xml

@@ -62,4 +62,46 @@
 
     </PreferenceCategory>
 
+    <PreferenceCategory
+            android:title="Network proxy settings"
+            android:key="pref_proxy_settings">
+
+        <CheckBoxPreference
+            android:key="pref_proxy_enabled"
+            android:title="Proxy enabled"
+            android:summary="Proxy enabled" />
+
+        <EditTextPreference
+                android:key="pref_proxy_host"
+                android:title="Proxy host"
+                android:summary="Proxy host"
+                android:defaultValue="localhost"
+                android:dependency="pref_proxy_enabled" />
+
+        <EditTextPreference
+                android:key="pref_proxy_port"
+                android:title="Proxy port"
+                android:summary="Proxy port"
+                android:defaultValue="8123"
+                android:inputType="number"
+                android:dependency="pref_proxy_enabled" />
+
+        <EditTextPreference
+                android:key="pref_proxy_user"
+                android:title="Proxy user"
+                android:summary="Proxy user"
+                android:defaultValue=""
+                android:dependency="pref_proxy_enabled" />
+
+        <EditTextPreference
+                android:key="pref_proxy_pass"
+                android:title="Proxy password"
+                android:summary="Proxy password"
+                android:defaultValue=""
+                android:inputType="textPassword"
+                android:dependency="pref_proxy_enabled" />
+
+
+    </PreferenceCategory>
+
 </PreferenceScreen>

build.gradle

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.5.0'
+        classpath 'com.android.tools.build:gradle:2.0.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files