From 3fc19e10fcb7ae726cb88b6af069e0ceaa92caeb Mon Sep 17 00:00:00 2001
From: Sylvain Berfini <sylvain.berfini@belledonne-communications.com>
Date: Mon, 2 Feb 2026 11:56:12 +0100
Subject: [PATCH] Fixed telecom manager feature availability check

---
 .../org/linphone/compatibility/Api28Compatibility.kt  | 10 ++++++++++
 .../org/linphone/compatibility/Api33Compatibility.kt  | 11 +++++++++++
 .../java/org/linphone/compatibility/Compatibility.kt  |  9 +++++++++
 .../main/java/org/linphone/telecom/TelecomManager.kt  |  5 +++--
 4 files changed, 33 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/org/linphone/compatibility/Api28Compatibility.kt b/app/src/main/java/org/linphone/compatibility/Api28Compatibility.kt
index 5fd108926..e58cc0625 100644
--- a/app/src/main/java/org/linphone/compatibility/Api28Compatibility.kt
+++ b/app/src/main/java/org/linphone/compatibility/Api28Compatibility.kt
@@ -23,6 +23,8 @@ import android.app.Activity
 import android.app.Notification
 import android.app.PictureInPictureParams
 import android.app.Service
+import android.content.Context
+import android.content.pm.PackageManager
 import android.net.Uri
 import android.provider.MediaStore
 import org.linphone.core.tools.Log
@@ -74,5 +76,13 @@ class Api28Compatibility {
                 else -> Uri.EMPTY
             }
         }
+
+        fun hasTelecomManagerFeature(context: Context): Boolean {
+            val hasFeature = context.packageManager.hasSystemFeature(
+                PackageManager.FEATURE_CONNECTION_SERVICE
+            )
+            Log.i("$TAG Feature [${PackageManager.FEATURE_CONNECTION_SERVICE}] is [${if (hasFeature) "available" else "not available"}]")
+            return hasFeature
+        }
     }
 }
diff --git a/app/src/main/java/org/linphone/compatibility/Api33Compatibility.kt b/app/src/main/java/org/linphone/compatibility/Api33Compatibility.kt
index 57f228df2..4f2c91070 100644
--- a/app/src/main/java/org/linphone/compatibility/Api33Compatibility.kt
+++ b/app/src/main/java/org/linphone/compatibility/Api33Compatibility.kt
@@ -24,10 +24,13 @@ import android.content.Context
 import android.content.pm.PackageManager
 import android.os.Build
 import androidx.annotation.RequiresApi
+import org.linphone.core.tools.Log
 
 @RequiresApi(Build.VERSION_CODES.TIRAMISU)
 class Api33Compatibility {
     companion object {
+        private const val TAG = "[API 33 Compatibility]"
+
         fun getAllRequiredPermissionsArray(): Array<String> {
             return arrayOf(
                 Manifest.permission.POST_NOTIFICATIONS,
@@ -42,5 +45,13 @@ class Api33Compatibility {
                 Manifest.permission.POST_NOTIFICATIONS
             ) == PackageManager.PERMISSION_GRANTED
         }
+
+        fun hasTelecomManagerFeature(context: Context): Boolean {
+            val hasFeature = context.packageManager.hasSystemFeature(
+                PackageManager.FEATURE_TELECOM
+            )
+            Log.i("$TAG Feature [${PackageManager.FEATURE_TELECOM}] is [${if (hasFeature) "available" else "not available"}]")
+            return hasFeature
+        }
     }
 }
diff --git a/app/src/main/java/org/linphone/compatibility/Compatibility.kt b/app/src/main/java/org/linphone/compatibility/Compatibility.kt
index 153dcf00f..d78de5911 100644
--- a/app/src/main/java/org/linphone/compatibility/Compatibility.kt
+++ b/app/src/main/java/org/linphone/compatibility/Compatibility.kt
@@ -97,6 +97,15 @@ class Compatibility {
             )
         }
 
+        fun hasTelecomManagerFeature(context: Context): Boolean {
+            if (Version.sdkAboveOrEqual(Version.API33_ANDROID_13_TIRAMISU)) {
+                return Api33Compatibility.hasTelecomManagerFeature(context)
+            } else if (Version.sdkAboveOrEqual(Version.API26_O_80)) {
+                return Api28Compatibility.hasTelecomManagerFeature(context)
+            }
+            return false
+        }
+
         fun hasFullScreenIntentPermission(context: Context): Boolean {
             if (Version.sdkAboveOrEqual(Version.API34_ANDROID_14_UPSIDE_DOWN_CAKE)) {
                 return Api34Compatibility.hasFullScreenIntentPermission(context)
diff --git a/app/src/main/java/org/linphone/telecom/TelecomManager.kt b/app/src/main/java/org/linphone/telecom/TelecomManager.kt
index 881f113dc..09cab3d99 100644
--- a/app/src/main/java/org/linphone/telecom/TelecomManager.kt
+++ b/app/src/main/java/org/linphone/telecom/TelecomManager.kt
@@ -36,6 +36,7 @@ import org.linphone.core.CoreListenerStub
 import org.linphone.core.tools.Log
 import org.linphone.utils.LinphoneUtils
 import androidx.core.net.toUri
+import org.linphone.compatibility.Compatibility
 
 class TelecomManager
     @WorkerThread
@@ -69,13 +70,13 @@ class TelecomManager
         }
     }
 
-    private val hasTelecomFeature = context.packageManager.hasSystemFeature("android.software.telecom")
+    private val hasTelecomFeature = Compatibility.hasTelecomManagerFeature(context)
 
     private var currentlyFollowedCalls: Int = 0
 
     init {
         Log.i(
-            "$TAG android.software.telecom feature is [${if (hasTelecomFeature) "available" else "not available"}]"
+            "$TAG Feature is [${if (hasTelecomFeature) "available" else "not available"}]"
         )
         try {
             callsManager.registerAppWithTelecom(