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[Safer intents] App Time Spent Preference

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Set package com.android.internal.R.string.config_systemWellbeing to the
intent.

Fix: 356117796
Flag: EXEMPT bug fix
Test: manual - on App info
Test: atest AppTimeSpentPreferenceTest
Change-Id: I2af7b53a75fe5c6915dd9781406039822789c18c
This commit is contained in:
Chaohui Wang
2024-08-29 13:17:36 +08:00
parent db89eaa0a2
commit 426cbd623d
3 changed files with 106 additions and 81 deletions
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60
src/com/android/settings/spa/app/appinfo/AppTimeSpentPreference.kt
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@@ -19,61 +19,75 @@ package com.android.settings.spa.app.appinfo
import android.content.Context
import android.content.Intent
import android.content.pm.ApplicationInfo
import android.content.pm.PackageManager.ResolveInfoFlags
import android.content.pm.PackageManager
import android.content.pm.ResolveInfo
import android.provider.Settings
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.livedata.observeAsState
import androidx.compose.runtime.remember
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.res.stringResource
import androidx.lifecycle.liveData
import androidx.lifecycle.compose.collectAsStateWithLifecycle
import com.android.settings.R
import com.android.settings.overlay.FeatureFactory.Companion.featureFactory
import com.android.settingslib.spa.widget.preference.Preference
import com.android.settingslib.spa.widget.preference.PreferenceModel
import com.android.settingslib.spaprivileged.framework.compose.placeholder
import com.android.settingslib.spaprivileged.model.app.hasFlag
import com.android.settingslib.spaprivileged.model.app.userHandle
import com.android.settingslib.spaprivileged.model.app.userId
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.flow
import kotlinx.coroutines.flow.flowOn
@Composable
fun AppTimeSpentPreference(app: ApplicationInfo) {
val context = LocalContext.current
val presenter = remember(app) { AppTimeSpentPresenter(context, app) }
if (!presenter.isAvailable()) return
val isAvailable by presenter.isAvailableFlow.collectAsStateWithLifecycle(initialValue = false)
if (!isAvailable) return
val summary by presenter.summaryLiveData.observeAsState(
initial = stringResource(R.string.summary_placeholder),
val summary by presenter.summaryFlow.collectAsStateWithLifecycle(initialValue = placeholder())
Preference(
object : PreferenceModel {
override val title = stringResource(R.string.time_spent_in_app_pref_title)
override val summary = { summary }
override val enabled = { presenter.isEnabled() }
override val onClick = presenter::startActivity
}
)
Preference(object : PreferenceModel {
override val title = stringResource(R.string.time_spent_in_app_pref_title)
override val summary = { summary }
override val enabled = { presenter.isEnabled() }
override val onClick = presenter::startActivity
})
}
private class AppTimeSpentPresenter(
private val context: Context,
private val app: ApplicationInfo,
) {
private val intent = Intent(Settings.ACTION_APP_USAGE_SETTINGS).apply {
putExtra(Intent.EXTRA_PACKAGE_NAME, app.packageName)
}
private val intent =
Intent(Settings.ACTION_APP_USAGE_SETTINGS).apply {
// Limit the package for safer intents, since string resource is not null,
// we restrict the target to this single package.
setPackage(context.getString(com.android.internal.R.string.config_systemWellbeing))
putExtra(Intent.EXTRA_PACKAGE_NAME, app.packageName)
}
private val appFeatureProvider = featureFactory.applicationFeatureProvider
fun isAvailable() = context.packageManager.queryIntentActivitiesAsUser(
intent, ResolveInfoFlags.of(0), app.userId
).any { resolveInfo ->
resolveInfo?.activityInfo?.applicationInfo?.isSystemApp == true
}
val isAvailableFlow = flow { emit(resolveIntent() != null) }.flowOn(Dispatchers.Default)
// Resolve the intent first with PackageManager.MATCH_SYSTEM_ONLY flag to ensure that
// only system apps are resolved.
private fun resolveIntent(): ResolveInfo? =
context.packageManager.resolveActivityAsUser(
intent,
PackageManager.MATCH_SYSTEM_ONLY,
app.userId,
)
fun isEnabled() = app.hasFlag(ApplicationInfo.FLAG_INSTALLED)
val summaryLiveData = liveData(Dispatchers.IO) {
emit(appFeatureProvider.getTimeSpentInApp(app.packageName).toString())
}
val summaryFlow =
flow { emit(appFeatureProvider.getTimeSpentInApp(app.packageName).toString()) }
.flowOn(Dispatchers.Default)
fun startActivity() {
context.startActivityAsUser(intent, app.userHandle)