Add a higher level warning for antiquated protocols. https://redmine.stoutner.com...

[PrivacyCell.git] / app / src / main / java / com / stoutner / privacycell / services / RealtimeMonitoringService.kt

diff --git a/app/src/main/java/com/stoutner/privacycell/services/RealtimeMonitoringService.kt b/app/src/main/java/com/stoutner/privacycell/services/RealtimeMonitoringService.kt
index 5aa98f8284d5e201b2ac433f302e65ba294f2a95..a48757f987f6cc4fc45b28e3fae6604d91a17c55 100644 (file)
--- a/app/src/main/java/com/stoutner/privacycell/services/RealtimeMonitoringService.kt
+++ b/app/src/main/java/com/stoutner/privacycell/services/RealtimeMonitoringService.kt
@@ -1,5 +1,5 @@
 /*
 /*

- * Copyright © 2021 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2021-2022 Soren Stoutner <soren@stoutner.com>.

  *
  * This file is part of Privacy Cell <https://www.stoutner.com/privacy-cell>.
  *
  *
  * This file is part of Privacy Cell <https://www.stoutner.com/privacy-cell>.
  *


@@ -17,6 +17,9 @@
  * along with Privacy Cell.  If not, see <http://www.gnu.org/licenses/>.
  */
 
  * along with Privacy Cell.  If not, see <http://www.gnu.org/licenses/>.
  */
 

+// The suppression of deprecation lint can be removed once the minimum API >= 31.
+@file:Suppress("DEPRECATION")
+

 package com.stoutner.privacycell.services
 
 import android.Manifest
 package com.stoutner.privacycell.services
 
 import android.Manifest


@@ -36,13 +39,14 @@ import android.telephony.TelephonyDisplayInfo
 import android.telephony.TelephonyManager
 
 import androidx.core.app.ActivityCompat
 import android.telephony.TelephonyManager
 
 import androidx.core.app.ActivityCompat

+import androidx.preference.PreferenceManager

 import androidx.work.ExistingPeriodicWorkPolicy
 import androidx.work.PeriodicWorkRequestBuilder
 import androidx.work.WorkManager
 
 import com.stoutner.privacycell.R
 import com.stoutner.privacycell.activities.PrivacyCellActivity
 import androidx.work.ExistingPeriodicWorkPolicy
 import androidx.work.PeriodicWorkRequestBuilder
 import androidx.work.WorkManager
 
 import com.stoutner.privacycell.R
 import com.stoutner.privacycell.activities.PrivacyCellActivity

-import com.stoutner.privacycell.workers.RegisterRealtimeListener
+import com.stoutner.privacycell.workers.RegisterRealtimeListenerWorker

 
 import java.util.concurrent.TimeUnit
 
 
 import java.util.concurrent.TimeUnit
 


@@ -56,6 +60,7 @@ class RealtimeMonitoringService : Service() {
         // Define the public constants.  These are used in the settings fragment to launch intents to edit the sound that plays for each channel.
         const val SECURE_NETWORK = "secure_network"
         const val INSECURE_NETWORK = "insecure_network"
         // Define the public constants.  These are used in the settings fragment to launch intents to edit the sound that plays for each channel.
         const val SECURE_NETWORK = "secure_network"
         const val INSECURE_NETWORK = "insecure_network"

+        const val ANTIQUATED_NETWORK = "antiquated_network"

     }
 
     // Define the class variables.
     }
 
     // Define the class variables.


@@ -73,6 +78,9 @@ class RealtimeMonitoringService : Service() {
     }
 
     override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
     }
 
     override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {

+        // Get a handle for the shared preferences.
+        val sharedPreferences = PreferenceManager.getDefaultSharedPreferences(this)
+

         // Get a handle for the notification manager.
         val notificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
 
         // Get a handle for the notification manager.
         val notificationManager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
 


@@ -82,25 +90,30 @@ class RealtimeMonitoringService : Service() {
         // Prepare the notification channels.
         val secureNetworkChannel = NotificationChannel(SECURE_NETWORK, getString(R.string.secure_network_channel), NotificationManager.IMPORTANCE_HIGH)
         val insecureNetworkChannel = NotificationChannel(INSECURE_NETWORK, getString(R.string.insecure_network_channel), NotificationManager.IMPORTANCE_HIGH)
         // Prepare the notification channels.
         val secureNetworkChannel = NotificationChannel(SECURE_NETWORK, getString(R.string.secure_network_channel), NotificationManager.IMPORTANCE_HIGH)
         val insecureNetworkChannel = NotificationChannel(INSECURE_NETWORK, getString(R.string.insecure_network_channel), NotificationManager.IMPORTANCE_HIGH)

+        val antiquatedNetworkChannel = NotificationChannel(ANTIQUATED_NETWORK, getString(R.string.antiquated_network_channel), NotificationManager.IMPORTANCE_HIGH)

         val unknownNetworkChannel = NotificationChannel(UNKNOWN_NETWORK, getString(R.string.unknown_network_channel), NotificationManager.IMPORTANCE_LOW)
 
         // Set the notification channel group.
         secureNetworkChannel.group = REALTIME_MONITORING
         insecureNetworkChannel.group = REALTIME_MONITORING
         val unknownNetworkChannel = NotificationChannel(UNKNOWN_NETWORK, getString(R.string.unknown_network_channel), NotificationManager.IMPORTANCE_LOW)
 
         // Set the notification channel group.
         secureNetworkChannel.group = REALTIME_MONITORING
         insecureNetworkChannel.group = REALTIME_MONITORING

+        antiquatedNetworkChannel.group = REALTIME_MONITORING

         unknownNetworkChannel.group = REALTIME_MONITORING
 
         // Disable the notification dots.
         secureNetworkChannel.setShowBadge(false)
         insecureNetworkChannel.setShowBadge(false)
         unknownNetworkChannel.group = REALTIME_MONITORING
 
         // Disable the notification dots.
         secureNetworkChannel.setShowBadge(false)
         insecureNetworkChannel.setShowBadge(false)

+        antiquatedNetworkChannel.setShowBadge(false)

         unknownNetworkChannel.setShowBadge(false)
 
         unknownNetworkChannel.setShowBadge(false)
 

-        // Set the notifications to be public for the secure and insecure networks.
+        // Set the primary channel notifications to be public.

         secureNetworkChannel.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
         insecureNetworkChannel.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
         secureNetworkChannel.lockscreenVisibility = Notification.VISIBILITY_PUBLIC
         insecureNetworkChannel.lockscreenVisibility = Notification.VISIBILITY_PUBLIC

+        antiquatedNetworkChannel.lockscreenVisibility = Notification.VISIBILITY_PUBLIC

 
         // Create the notification channels.
         notificationManager.createNotificationChannel(secureNetworkChannel)
         notificationManager.createNotificationChannel(insecureNetworkChannel)
 
         // Create the notification channels.
         notificationManager.createNotificationChannel(secureNetworkChannel)
         notificationManager.createNotificationChannel(insecureNetworkChannel)

+        notificationManager.createNotificationChannel(antiquatedNetworkChannel)

         notificationManager.createNotificationChannel(unknownNetworkChannel)
 
         // Create a notification builder.
         notificationManager.createNotificationChannel(unknownNetworkChannel)
 
         // Create a notification builder.


@@ -119,10 +132,10 @@ class RealtimeMonitoringService : Service() {
         notificationBuilder.setContentText(getString(R.string.unknown_network))
 
         // Set the notification icon.
         notificationBuilder.setContentText(getString(R.string.unknown_network))
 
         // Set the notification icon.

-        notificationBuilder.setSmallIcon(R.drawable.insecure_notification)
+        notificationBuilder.setSmallIcon(R.drawable.antiquated_notification_enabled)

 
         // Set the color.
 
         // Set the color.

-        notificationBuilder.setColor(getColor(R.color.red_text))
+        notificationBuilder.setColor(getColor(R.color.red_notification_icon))

 
         // Start the foreground notification.
         startForeground(NOTIFICATION_ID, notificationBuilder.build())
 
         // Start the foreground notification.
         startForeground(NOTIFICATION_ID, notificationBuilder.build())


@@ -130,8 +143,12 @@ class RealtimeMonitoringService : Service() {
         // Define the phone state listener.  The `PhoneStateListener` can be replaced by `TelephonyCallback` once the minimum API >= 31.
         phoneStateListener = object : PhoneStateListener() {
             override fun onDisplayInfoChanged(telephonyDisplayInfo: TelephonyDisplayInfo) {
         // Define the phone state listener.  The `PhoneStateListener` can be replaced by `TelephonyCallback` once the minimum API >= 31.
         phoneStateListener = object : PhoneStateListener() {
             override fun onDisplayInfoChanged(telephonyDisplayInfo: TelephonyDisplayInfo) {

+                // Get the consider 3G antiquated preference.
+                val consider3gAntiquated = sharedPreferences.getBoolean(getString(R.string.consider_3g_antiquated_key), false)
+

                 // Populate the notification according to the network type.
                 // Populate the notification according to the network type.

-                if (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_NR) {  // This is a secure 5G NR SA network.
+                if ((telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_NR) || (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_IWLAN) ||
+                    (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_UNKNOWN)) {  // This is a secure network.

                     // Only update the notification if the network status has changed.
                     if (currentStatus != SECURE_NETWORK) {
                         // Create a secure network notification builder.
                     // Only update the notification if the network status has changed.
                     if (currentStatus != SECURE_NETWORK) {
                         // Create a secure network notification builder.


@@ -144,10 +161,10 @@ class RealtimeMonitoringService : Service() {
                         secureNetworkNotificationBuilder.setContentText(getString(R.string.secure_network))
 
                         // Set the notification icon.
                         secureNetworkNotificationBuilder.setContentText(getString(R.string.secure_network))
 
                         // Set the notification icon.

-                        secureNetworkNotificationBuilder.setSmallIcon(R.drawable.secure_notification)
+                        secureNetworkNotificationBuilder.setSmallIcon(R.drawable.secure_notification_enabled)

 
                         // Set the color.
 
                         // Set the color.

-                        secureNetworkNotificationBuilder.setColor(getColor(R.color.blue_text))
+                        secureNetworkNotificationBuilder.setColor(getColor(R.color.blue_icon))

 
                         // Update the notification.
                         notificationManager.notify(NOTIFICATION_ID, secureNetworkNotificationBuilder.build())
 
                         // Update the notification.
                         notificationManager.notify(NOTIFICATION_ID, secureNetworkNotificationBuilder.build())


@@ -155,7 +172,13 @@ class RealtimeMonitoringService : Service() {
                         // Store the new network status.
                         currentStatus = SECURE_NETWORK
                     }
                         // Store the new network status.
                         currentStatus = SECURE_NETWORK
                     }

-                } else {  // This is not a secure 5G NR SA network.
+                } else if ((telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_LTE) || (!consider3gAntiquated && (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_1xRTT ||
+                            (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_EVDO_0) || (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_EVDO_A) ||
+                            (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_EVDO_B) || (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_EHRPD) ||
+                            (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_UMTS) || (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_TD_SCDMA) ||
+                            (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_HSDPA) || (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_HSUPA) ||
+                            (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_HSPA) || (telephonyDisplayInfo.networkType == TelephonyManager.NETWORK_TYPE_HSPAP)))) {
+                            // This is an insecure network.

                     // Only update the notification if the network status has changed.
                     if (currentStatus != INSECURE_NETWORK) {
                         // Create an insecure network notification builder.
                     // Only update the notification if the network status has changed.
                     if (currentStatus != INSECURE_NETWORK) {
                         // Create an insecure network notification builder.


@@ -168,10 +191,10 @@ class RealtimeMonitoringService : Service() {
                         insecureNetworkNotificationBuilder.setContentText(getString(R.string.insecure_network))
 
                         // Set the notification icon.
                         insecureNetworkNotificationBuilder.setContentText(getString(R.string.insecure_network))
 
                         // Set the notification icon.

-                        insecureNetworkNotificationBuilder.setSmallIcon(R.drawable.insecure_notification)
+                        insecureNetworkNotificationBuilder.setSmallIcon(R.drawable.insecure_notification_enabled)

 
                         // Set the color.
 
                         // Set the color.

-                        insecureNetworkNotificationBuilder.setColor(getColor(R.color.red_text))
+                        insecureNetworkNotificationBuilder.setColor(getColor(R.color.yellow_notification_icon))

 
                         // Update the notification.
                         notificationManager.notify(NOTIFICATION_ID, insecureNetworkNotificationBuilder.build())
 
                         // Update the notification.
                         notificationManager.notify(NOTIFICATION_ID, insecureNetworkNotificationBuilder.build())


@@ -179,6 +202,30 @@ class RealtimeMonitoringService : Service() {
                         // Store the new network status.
                         currentStatus = INSECURE_NETWORK
                     }
                         // Store the new network status.
                         currentStatus = INSECURE_NETWORK
                     }

+                } else {  // This is an antiquated network.
+                    // Only update the notification if the network status has changed.
+                    if (currentStatus != ANTIQUATED_NETWORK) {
+                        // Create an antiquated network notification builder.
+                        val antiquatedNetworkNotificationBuilder = Notification.Builder(applicationContext, ANTIQUATED_NETWORK)
+
+                        // Set the notification to open Privacy Cell.
+                        antiquatedNetworkNotificationBuilder.setContentIntent(privacyCellPendingIntent)
+
+                        // Set the notification text.
+                        antiquatedNetworkNotificationBuilder.setContentText(getString(R.string.antiquated_network))
+
+                        // Set the notification icon.
+                        antiquatedNetworkNotificationBuilder.setSmallIcon(R.drawable.antiquated_notification_enabled)
+
+                        // Set the color.
+                        antiquatedNetworkNotificationBuilder.setColor(getColor(R.color.red_notification_icon))
+
+                        // Update the notification.
+                        notificationManager.notify(NOTIFICATION_ID, antiquatedNetworkNotificationBuilder.build())
+
+                        // Store the new network status.
+                        currentStatus = ANTIQUATED_NETWORK
+                    }

                 }
             }
         }
                 }
             }
         }


@@ -187,7 +234,7 @@ class RealtimeMonitoringService : Service() {
         if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE) == PackageManager.PERMISSION_GRANTED) {
             // Create a register realtime listener work request that fires every hour.
             // This periodic request will fire shortly after being created (it fires about every hour near the beginning of the hour) and will reregister the listener if it gets garbage collected.
         if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE) == PackageManager.PERMISSION_GRANTED) {
             // Create a register realtime listener work request that fires every hour.
             // This periodic request will fire shortly after being created (it fires about every hour near the beginning of the hour) and will reregister the listener if it gets garbage collected.

-            val registerRealtimeListenerWorkRequest = PeriodicWorkRequestBuilder<RegisterRealtimeListener>(1, TimeUnit.HOURS).build()
+            val registerRealtimeListenerWorkRequest = PeriodicWorkRequestBuilder<RegisterRealtimeListenerWorker>(1, TimeUnit.HOURS).build()

 
             // Register the realtime listener work request.
             WorkManager.getInstance(this).enqueueUniquePeriodicWork(getString(R.string.register_listener_work_request), ExistingPeriodicWorkPolicy.REPLACE, registerRealtimeListenerWorkRequest)
 
             // Register the realtime listener work request.
             WorkManager.getInstance(this).enqueueUniquePeriodicWork(getString(R.string.register_listener_work_request), ExistingPeriodicWorkPolicy.REPLACE, registerRealtimeListenerWorkRequest)