Add general receiver registration implementation

Signed-off-by: alperozturk <alper_ozturk@proton.me>
Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

app/src/main/java/com/nextcloud/talk/utils/ContextExtensions.kt

@@ -0,0 +1,54 @@
+/*
+ * Nextcloud Android client application
+ *
+ * @author Alper Ozturk
+ * Copyright (C) 2023 Alper Ozturk
+ * Copyright (C) 2023 Nextcloud GmbH
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.nextcloud.talk.utils
+
+import android.annotation.SuppressLint
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.os.Build
+import android.os.Handler
+
+@SuppressLint("UnspecifiedRegisterReceiverFlag")
+fun Context.registerBroadcastReceiver(receiver: BroadcastReceiver?, filter: IntentFilter, flag: ReceiverFlag): Intent? {
+    return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+        registerReceiver(receiver, filter, flag.getId())
+    } else {
+        registerReceiver(receiver, filter)
+    }
+}
+
+@SuppressLint("UnspecifiedRegisterReceiverFlag")
+fun Context.registerPermissionHandlerBroadcastReceiver(
+    receiver: BroadcastReceiver?,
+    filter: IntentFilter,
+    broadcastPermission: String?,
+    scheduler: Handler?,
+    flag: ReceiverFlag
+): Intent? {
+    return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+        registerReceiver(receiver, filter, broadcastPermission, scheduler, flag.getId())
+    } else {
+        registerReceiver(receiver, filter, broadcastPermission, scheduler)
+    }
+}

app/src/main/java/com/nextcloud/talk/utils/ReceiverFlag.kt

@@ -0,0 +1,35 @@
+/*
+ * Nextcloud Android client application
+ *
+ * @author Alper Ozturk
+ * Copyright (C) 2023 Alper Ozturk
+ * Copyright (C) 2023 Nextcloud GmbH
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.nextcloud.talk.utils
+
+import android.content.Context
+import android.os.Build
+import androidx.annotation.RequiresApi
+
+enum class ReceiverFlag {
+    NotExported;
+
+    @RequiresApi(Build.VERSION_CODES.TIRAMISU)
+    fun getId(): Int {
+        return Context.RECEIVER_NOT_EXPORTED
+    }
+}