Notification auto dismisses when clicked. If no scheme is specified in URLs, http is automatically added to the front. If non HTTP schemes are used, a warning is shown.

app/build.gradle

@@ -8,8 +8,8 @@ android {
         applicationId "com.afollestad.nocknock"
         minSdkVersion 21
         targetSdkVersion 24
-        versionCode 5
+        versionCode 6
-        versionName "0.1.0.1"
+        versionName "0.1.0.2"
 
         jackOptions {
             enabled true

app/src/main/java/com/afollestad/nocknock/services/CheckService.java

@@ -135,6 +135,7 @@ public class CheckService extends Service {
                 .setSmallIcon(R.drawable.ic_notification)
                 .setLargeIcon(BitmapFactory.decodeResource(context.getResources(), R.mipmap.ic_launcher))
                 .setPriority(Notification.PRIORITY_HIGH)
+                .setAutoCancel(true)
                 .setDefaults(Notification.DEFAULT_VIBRATE)
                 .build();
         nm.notify(site.url, NOTI_ID, noti);
@@ -150,6 +151,8 @@ public class CheckService extends Service {
 
         Inquiry.init(this, MainActivity.DB_NAME, 1);
         isRunning(true);
+        Bridge.config()
+                .defaultHeader("User-Agent", getString(R.string.app_name) + " (Android)");
 
         new Thread(() -> {
             final Query<ServerModel, Integer> query = Inquiry.get()

app/src/main/java/com/afollestad/nocknock/ui/AddSiteActivity.java

@@ -3,6 +3,7 @@ package com.afollestad.nocknock.ui;
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.design.widget.TextInputLayout;
@@ -17,6 +18,7 @@ import android.view.animation.DecelerateInterpolator;
 import android.widget.ArrayAdapter;
 import android.widget.EditText;
 import android.widget.Spinner;
+import android.widget.TextView;
 
 import com.afollestad.nocknock.R;
 import com.afollestad.nocknock.api.ServerModel;
@@ -34,6 +36,8 @@ public class AddSiteActivity extends AppCompatActivity implements View.OnClickLi
     private EditText inputUrl;
     private EditText inputInterval;
     private Spinner spinnerInterval;
+    private TextView textUrlWarning;
+
     private boolean isClosing;
 
     @Override
@@ -44,13 +48,12 @@ public class AddSiteActivity extends AppCompatActivity implements View.OnClickLi
         rootLayout = findViewById(R.id.rootView);
         inputName = (EditText) findViewById(R.id.inputName);
         inputUrl = (EditText) findViewById(R.id.inputUrl);
+        textUrlWarning = (TextView) findViewById(R.id.textUrlWarning);
         inputInterval = (EditText) findViewById(R.id.checkIntervalInput);
         spinnerInterval = (Spinner) findViewById(R.id.checkIntervalSpinner);
 
         toolbar = (Toolbar) findViewById(R.id.toolbar);
-        toolbar.setNavigationOnClickListener(view -> {
+        toolbar.setNavigationOnClickListener(view -> closeActivityWithReveal());
-            closeActivityWithReveal();
-        });
 
         if (savedInstanceState == null) {
             rootLayout.setVisibility(View.INVISIBLE);
@@ -70,6 +73,23 @@ public class AddSiteActivity extends AppCompatActivity implements View.OnClickLi
                 getResources().getStringArray(R.array.interval_options));
         spinnerInterval.setAdapter(intervalOptionsAdapter);
 
+        inputUrl.setOnFocusChangeListener((view, hasFocus) -> {
+            if (!hasFocus) {
+                final String inputStr = inputUrl.getText().toString().trim();
+                if (inputStr.isEmpty()) return;
+                final Uri uri = Uri.parse(inputStr);
+                if (uri.getScheme() == null) {
+                    inputUrl.setText("http://" + inputStr);
+                    textUrlWarning.setVisibility(View.GONE);
+                } else if (!"http".equals(uri.getScheme()) && !"https".equals(uri.getScheme())) {
+                    textUrlWarning.setVisibility(View.VISIBLE);
+                    textUrlWarning.setText(R.string.warning_http_url);
+                } else {
+                    textUrlWarning.setVisibility(View.GONE);
+                }
+            }
+        });
+
         findViewById(R.id.doneBtn).setOnClickListener(this);
     }
 
@@ -144,6 +164,10 @@ public class AddSiteActivity extends AppCompatActivity implements View.OnClickLi
                 urlTl.setError(getString(R.string.please_enter_valid_url));
                 isClosing = false;
                 return;
+            } else {
+                final Uri uri = Uri.parse(model.url);
+                if (uri.getScheme() == null)
+                    model.url = "http://" + model.url;
             }
         }
 

app/src/main/java/com/afollestad/nocknock/ui/ViewSiteActivity.java

@@ -5,6 +5,7 @@ import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.net.Uri;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
@@ -42,6 +43,7 @@ public class ViewSiteActivity extends AppCompatActivity implements View.OnClickL
     private Spinner checkIntervalSpinner;
     private TextView textLastCheckResult;
     private TextView textNextCheck;
+    private TextView textUrlWarning;
 
     private ServerModel mModel;
 
@@ -70,6 +72,7 @@ public class ViewSiteActivity extends AppCompatActivity implements View.OnClickL
         iconStatus = (StatusImageView) findViewById(R.id.iconStatus);
         inputName = (EditText) findViewById(R.id.inputName);
         inputUrl = (EditText) findViewById(R.id.inputUrl);
+        textUrlWarning = (TextView) findViewById(R.id.textUrlWarning);
         inputCheckInterval = (EditText) findViewById(R.id.checkIntervalInput);
         checkIntervalSpinner = (Spinner) findViewById(R.id.checkIntervalSpinner);
         textLastCheckResult = (TextView) findViewById(R.id.textLastCheckResult);
@@ -79,6 +82,23 @@ public class ViewSiteActivity extends AppCompatActivity implements View.OnClickL
                 getResources().getStringArray(R.array.interval_options));
         checkIntervalSpinner.setAdapter(intervalOptionsAdapter);
 
+        inputUrl.setOnFocusChangeListener((view, hasFocus) -> {
+            if (!hasFocus) {
+                final String inputStr = inputUrl.getText().toString().trim();
+                if (inputStr.isEmpty()) return;
+                final Uri uri = Uri.parse(inputStr);
+                if (uri.getScheme() == null) {
+                    inputUrl.setText("http://" + inputStr);
+                    textUrlWarning.setVisibility(View.GONE);
+                } else if (!"http".equals(uri.getScheme()) && !"https".equals(uri.getScheme())) {
+                    textUrlWarning.setVisibility(View.VISIBLE);
+                    textUrlWarning.setText(R.string.warning_http_url);
+                } else {
+                    textUrlWarning.setVisibility(View.GONE);
+                }
+            }
+        });
+
         mModel = (ServerModel) getIntent().getSerializableExtra("model");
         update();
 
@@ -197,6 +217,10 @@ public class ViewSiteActivity extends AppCompatActivity implements View.OnClickL
             if (!Patterns.WEB_URL.matcher(mModel.url).find()) {
                 inputUrl.setError(getString(R.string.please_enter_valid_url));
                 return;
+            } else {
+                final Uri uri = Uri.parse(mModel.url);
+                if (uri.getScheme() == null)
+                    mModel.url = "http://" + mModel.url;
             }
         }
 

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

@@ -69,6 +69,16 @@
 
             </android.support.design.widget.TextInputLayout>
 
+            <TextView
+                android:id="@+id/textUrlWarning"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginTop="@dimen/list_text_spacing"
+                android:fontFamily="sans-serif-light"
+                android:textColor="?android:textColorPrimary"
+                android:textSize="@dimen/caption_font_size"
+                tools:text="Warning: this app checks for server availability with HTTP requests. It's recommended that you use an HTTP URL." />
+
             <TextView
                 android:id="@+id/checkIntervalLabel"
                 android:layout_width="wrap_content"

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

@@ -75,6 +75,18 @@
                         android:textSize="@dimen/body_font_size"
                         android:transitionName="site_url" />
 
+                    <TextView
+                        android:id="@+id/textUrlWarning"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginEnd="4dp"
+                        android:layout_marginStart="4dp"
+                        android:layout_marginTop="@dimen/list_text_spacing"
+                        android:fontFamily="sans-serif-light"
+                        android:textColor="?android:textColorPrimary"
+                        android:textSize="@dimen/caption_font_size"
+                        tools:text="Warning: this app checks for server availability with HTTP requests. It's recommended that you use an HTTP URL." />
+
                 </LinearLayout>
 
             </LinearLayout>
@@ -140,7 +152,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginTop="@dimen/list_text_spacing"
                 android:fontFamily="sans-serif"
-                android:textColor="?android:textColorSecondary"
+                android:textColor="?android:textColorPrimary"
                 android:textSize="@dimen/medium_text_size"
                 tools:text="Everything checks out!" />
 
@@ -158,7 +170,7 @@
                 android:layout_height="wrap_content"
                 android:layout_marginTop="@dimen/list_text_spacing"
                 android:fontFamily="sans-serif"
-                android:textColor="?android:textColorSecondary"
+                android:textColor="?android:textColorPrimary"
                 android:textSize="@dimen/medium_text_size"
                 tools:text="In 2 hours" />
 

app/src/main/res/values/strings.xml

@@ -46,6 +46,10 @@
     <string name="swipe_refresh_hint">Drag the list down to manually refresh site statuses! Otherwise, they will be updated automatically in the background on chosen intervals.</string>
     <string name="understood">Understood!</string>
 
+    <string name="warning_http_url">
+        Warning: this app checks for server availability with HTTP requests. It\'s recommended that you use an HTTP URL.
+    </string>
+
     <string-array name="interval_options">
         <item>Minute(s)</item>
         <item>Hour(s)</item>