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/***************************************************************************************************
* Copyright © All Contributors. See LICENSE and AUTHORS in the root directory for details.
**************************************************************************************************/
package at.bitfire.davdroid.ui
import android.Manifest
import android.app.Application
import android.content.Context
import android.content.Intent
import android.content.pm.PackageManager
import android.net.Uri
import android.os.Build
import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.Toast
import androidx.activity.result.contract.ActivityResultContracts
import androidx.annotation.MainThread
import androidx.core.content.ContextCompat
import androidx.fragment.app.Fragment
import androidx.fragment.app.viewModels
import androidx.lifecycle.AndroidViewModel
import androidx.lifecycle.MutableLiveData
import at.bitfire.davdroid.BuildConfig
import at.bitfire.davdroid.PackageChangedReceiver
import at.bitfire.davdroid.PermissionUtils
import at.bitfire.davdroid.PermissionUtils.CALENDAR_PERMISSIONS
import at.bitfire.davdroid.PermissionUtils.CONTACT_PERMISSIONS
import at.bitfire.davdroid.PermissionUtils.havePermissions
import at.bitfire.davdroid.R
import at.bitfire.davdroid.databinding.ActivityPermissionsBinding
import at.bitfire.ical4android.TaskProvider
import at.bitfire.ical4android.TaskProvider.ProviderName
class PermissionsFragment: Fragment() {
val model by viewModels<Model>()
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
val binding = ActivityPermissionsBinding.inflate(inflater, container, false)
binding.lifecycleOwner = viewLifecycleOwner
binding.model = model
binding.text.text = getString(R.string.permissions_text, getString(R.string.app_name))
val requestPermission = registerForActivityResult(ActivityResultContracts.RequestMultiplePermissions()) {
model.checkPermissions()
}
model.needAutoResetPermission.observe(viewLifecycleOwner, { keepPermissions ->
if (keepPermissions == true && model.haveAutoResetPermission.value == false) {
Toast.makeText(requireActivity(), R.string.permissions_autoreset_instruction, Toast.LENGTH_LONG).show()
startActivity(Intent(Intent.ACTION_AUTO_REVOKE_PERMISSIONS, Uri.fromParts("package", BuildConfig.APPLICATION_ID, null)))
}
})
model.needContactsPermissions.observe(viewLifecycleOwner, { needContacts ->
if (needContacts && model.haveContactsPermissions.value == false)
requestPermission.launch(CONTACT_PERMISSIONS)
})
model.needCalendarPermissions.observe(viewLifecycleOwner, { needCalendars ->
if (needCalendars && model.haveCalendarPermissions.value == false)
requestPermission.launch(CALENDAR_PERMISSIONS)
})
model.needNotificationPermissions.observe(viewLifecycleOwner, { needNotifications ->
if (needNotifications == true && model.haveNotificationPermissions.value == false)
requestPermission.launch(arrayOf(Manifest.permission.POST_NOTIFICATIONS))
})
model.needOpenTasksPermissions.observe(viewLifecycleOwner, { needOpenTasks ->
if (needOpenTasks == true && model.haveOpenTasksPermissions.value == false)
requestPermission.launch(TaskProvider.PERMISSIONS_OPENTASKS)
})
model.needTasksOrgPermissions.observe(viewLifecycleOwner, { needTasksOrg ->
if (needTasksOrg == true && model.haveTasksOrgPermissions.value == false)
requestPermission.launch(TaskProvider.PERMISSIONS_TASKS_ORG)
})
model.needJtxPermissions.observe(viewLifecycleOwner, { needJtx ->
if (needJtx == true && model.haveJtxPermissions.value == false)
requestPermission.launch(TaskProvider.PERMISSIONS_JTX)
})
model.needAllPermissions.observe(viewLifecycleOwner, { needAll ->
if (needAll && model.haveAllPermissions.value == false) {
val all = mutableSetOf(*CONTACT_PERMISSIONS, *CALENDAR_PERMISSIONS, Manifest.permission.POST_NOTIFICATIONS)
if (model.haveOpenTasksPermissions.value != null)
all.addAll(TaskProvider.PERMISSIONS_OPENTASKS)
if (model.haveTasksOrgPermissions.value != null)
all.addAll(TaskProvider.PERMISSIONS_TASKS_ORG)
if (model.haveJtxPermissions.value != null)
all.addAll(TaskProvider.PERMISSIONS_JTX)
requestPermission.launch(all.toTypedArray())
}
})
binding.appSettings.setOnClickListener {
PermissionUtils.showAppSettings(requireActivity())
}
return binding.root
}
override fun onResume() {
super.onResume()
model.checkPermissions()
}
class Model(app: Application): AndroidViewModel(app) {
val haveAutoResetPermission = MutableLiveData<Boolean>()
val needAutoResetPermission = MutableLiveData<Boolean>()
val haveContactsPermissions = MutableLiveData<Boolean>()
val needContactsPermissions = MutableLiveData<Boolean>()
val haveCalendarPermissions = MutableLiveData<Boolean>()
val needCalendarPermissions = MutableLiveData<Boolean>()
val haveNotificationPermissions = MutableLiveData<Boolean>()
val needNotificationPermissions = MutableLiveData<Boolean>()
val haveOpenTasksPermissions = MutableLiveData<Boolean>()
val needOpenTasksPermissions = MutableLiveData<Boolean>()
val haveTasksOrgPermissions = MutableLiveData<Boolean>()
val needTasksOrgPermissions = MutableLiveData<Boolean>()
val haveJtxPermissions = MutableLiveData<Boolean>()
val needJtxPermissions = MutableLiveData<Boolean>()
val tasksWatcher = object: PackageChangedReceiver(app) {
@MainThread
override fun onReceive(context: Context?, intent: Intent?) {
checkPermissions()
}
}
val haveAllPermissions = MutableLiveData<Boolean>()
val needAllPermissions = MutableLiveData<Boolean>()
init {
checkPermissions()
}
override fun onCleared() {
tasksWatcher.close()
}
@MainThread
fun checkPermissions() {
val pm = getApplication<Application>().packageManager
// auto-reset permissions
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
val keepPermissions = pm.isAutoRevokeWhitelisted
haveAutoResetPermission.value = keepPermissions
needAutoResetPermission.value = keepPermissions
}
// other permissions
val contactPermissions = havePermissions(getApplication(), CONTACT_PERMISSIONS)
haveContactsPermissions.value = contactPermissions
needContactsPermissions.value = contactPermissions
val calendarPermissions = havePermissions(getApplication(), CALENDAR_PERMISSIONS)
haveCalendarPermissions.value = calendarPermissions
needCalendarPermissions.value = calendarPermissions
val notificationPermissions: Boolean
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
// Android 13: POST_NOTIFICATIONS permission required
notificationPermissions =
ContextCompat.checkSelfPermission(getApplication(), Manifest.permission.POST_NOTIFICATIONS) == PackageManager.PERMISSION_GRANTED
haveNotificationPermissions.value = notificationPermissions
needNotificationPermissions.value = notificationPermissions
} else {
// Android <= 12: hide the POST_NOTIFICATIONS switch
notificationPermissions = true
haveNotificationPermissions.value = null
needNotificationPermissions.value = null
}
// OpenTasks
val openTasksAvailable = pm.resolveContentProvider(ProviderName.OpenTasks.authority, 0) != null
var openTasksPermissions: Boolean? = null
if (openTasksAvailable) {
openTasksPermissions = havePermissions(getApplication(), TaskProvider.PERMISSIONS_OPENTASKS)
haveOpenTasksPermissions.value = openTasksPermissions
needOpenTasksPermissions.value = openTasksPermissions
} else {
haveOpenTasksPermissions.value = null
needOpenTasksPermissions.value = null
}
// tasks.org
val tasksOrgAvailable = pm.resolveContentProvider(ProviderName.TasksOrg.authority, 0) != null
var tasksOrgPermissions: Boolean? = null
if (tasksOrgAvailable) {
tasksOrgPermissions = havePermissions(getApplication(), TaskProvider.PERMISSIONS_TASKS_ORG)
haveTasksOrgPermissions.value = tasksOrgPermissions
needTasksOrgPermissions.value = tasksOrgPermissions
} else {
haveTasksOrgPermissions.value = null
needTasksOrgPermissions.value = null
}
// jtx Board
val jtxAvailable = pm.resolveContentProvider(ProviderName.JtxBoard.authority, 0) != null
var jtxPermissions: Boolean? = null
if (jtxAvailable) {
jtxPermissions = havePermissions(getApplication(), TaskProvider.PERMISSIONS_JTX)
haveJtxPermissions.value = jtxPermissions
needJtxPermissions.value = jtxPermissions
} else {
haveJtxPermissions.value = null
needJtxPermissions.value = null
}
// "all permissions" switch
val allPermissions = contactPermissions &&
calendarPermissions &&
notificationPermissions &&
(!openTasksAvailable || openTasksPermissions == true) &&
(!tasksOrgAvailable || tasksOrgPermissions == true) &&
(!jtxAvailable || jtxPermissions == true)
haveAllPermissions.value = allPermissions
needAllPermissions.value = allPermissions
}
}
}
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