Add information icon action Fiixes #2055 2.9.0: the 'i' icon in nearby doesn't do anything (#2057)

* Localisation updates from https://translatewiki.net.

* Remove unused mediawiki api dependency (#1991)

* Categories with pipe suffix (#1873)

* Bug fix issue #1826
Changes made :
-Certain category names used to show suffixed with strings prefixed with pipe '|'. Removed everything after the pipe. As per the discussion on the thread, its safe to remove everything after the pipe, including the pipe

* review suggested changes
*Code formatting
*Extracted out the index of pipe in a variable
*Added issue link in comments

* Remove libraries section from README (#1988)

* Remove libraries section from README

* Add wiki link to "libraries used" to README

* Localisation updates from https://translatewiki.net.

* Localisation updates from https://translatewiki.net.

* Use alert dialog instead of popup window, for nearby information

* Revert irrelevant changes, sorry

app/src/main/java/fr/free/nrw/commons/contributions/MainActivity.java

@@ -1,5 +1,6 @@
 package fr.free.nrw.commons.contributions;
 
+import android.app.AlertDialog;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
@@ -119,22 +120,19 @@ public class MainActivity extends AuthenticatedActivity implements FragmentManag
 
         // Set custom view to add nearby info icon next to text
         View nearbyTabLinearLayout = LayoutInflater.from(this).inflate(R.layout.custom_nearby_tab_layout, null);
-        View nearbyInfoPopupWindowLayout = LayoutInflater.from(this).inflate(R.layout.nearby_info_popup_layout, null);
         ImageView nearbyInfo = nearbyTabLinearLayout.findViewById(R.id.nearby_info_image);
         tabLayout.getTabAt(1).setCustomView(nearbyTabLinearLayout);
 
         nearbyInfo.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
-                /*new AlertDialog.Builder(MainActivity.this)
+                new AlertDialog.Builder(MainActivity.this)
                         .setTitle(R.string.title_activity_nearby)
                         .setMessage(R.string.showcase_view_whole_nearby_activity)
                         .setCancelable(true)
                         .setNeutralButton(android.R.string.ok, (dialog, id) -> dialog.cancel())
                         .create()
-                        .show();*/
-                String popupText = getResources().getString(R.string.showcase_view_whole_nearby_activity);
-                ViewUtil.displayPopupWindow(nearbyInfo, MainActivity.this, nearbyInfoPopupWindowLayout, popupText);
+                        .show();
             }
         });
 

app/src/main/java/fr/free/nrw/commons/utils/ViewUtil.java

@@ -81,17 +81,6 @@ public class ViewUtil {
         }
     }
 
-    public static void displayPopupWindow(View anchorView, Context context, View popupWindowLayout, String text) {
-
-        PopupWindow popup = new PopupWindow(context);
-        popup.setContentView(popupWindowLayout);
-        // Closes the popup window when touch outside of it - when looses focus
-        popup.setOutsideTouchable(true);
-        popup.setFocusable(true);
-        // Show anchored to button
-        popup.showAsDropDown(anchorView);
-    }
-
     /**
      * A snack bar which has an action button which on click dismisses the snackbar and invokes the
      * listener passed
@@ -111,5 +100,4 @@ public class ViewUtil {
             snackbar.show();
         });
     }
-
 }

app/src/main/res/layout/nearby_info_popup_layout.xml

@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="wrap_content"
-    android:layout_height="wrap_content"
-    android:background="?attr/mainTabBackground"
-    >
-
-    <TextView
-        android:id="@+id/info_text"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginVertical="16dp"
-        android:layout_marginHorizontal="8dp"
-        android:gravity="center"
-        android:textColor="@color/white"
-        android:text="@string/showcase_view_whole_nearby_activity" />
-
-</LinearLayout>