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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix
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import android.content.Context
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import android.content.Intent
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import android.os.Bundle
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import android.util.AttributeSet
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import android.view.View
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import androidx.annotation.CallSuper
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import androidx.annotation.IdRes
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import androidx.annotation.VisibleForTesting
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import androidx.annotation.VisibleForTesting.PROTECTED
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import androidx.appcompat.app.AppCompatActivity
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import androidx.appcompat.widget.Toolbar
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import androidx.lifecycle.lifecycleScope
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import androidx.navigation.NavDestination
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import androidx.navigation.NavDirections
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import androidx.navigation.fragment.NavHostFragment
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import androidx.navigation.ui.AppBarConfiguration
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import androidx.navigation.ui.NavigationUI
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import kotlinx.coroutines.launch
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import mozilla.components.browser.search.SearchEngine
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import mozilla.components.browser.session.Session
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import mozilla.components.browser.session.SessionManager
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import mozilla.components.concept.engine.EngineView
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import mozilla.components.service.fxa.sync.SyncReason
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import mozilla.components.support.base.feature.UserInteractionHandler
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import mozilla.components.support.ktx.kotlin.isUrl
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import mozilla.components.support.ktx.kotlin.toNormalizedUrl
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import mozilla.components.support.utils.Browsers
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import mozilla.components.support.utils.SafeIntent
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import mozilla.components.support.utils.toSafeIntent
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import org.mozilla.fenix.browser.UriOpenedObserver
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import org.mozilla.fenix.browser.browsingmode.BrowsingMode
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import org.mozilla.fenix.browser.browsingmode.BrowsingModeManager
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import org.mozilla.fenix.browser.browsingmode.DefaultBrowsingModeManager
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import org.mozilla.fenix.components.metrics.BreadcrumbsRecorder
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import org.mozilla.fenix.components.metrics.Event
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import org.mozilla.fenix.exceptions.ExceptionsFragmentDirections
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import org.mozilla.fenix.ext.alreadyOnDestination
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import org.mozilla.fenix.ext.components
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import org.mozilla.fenix.ext.nav
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import org.mozilla.fenix.ext.settings
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import org.mozilla.fenix.home.HomeFragmentDirections
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import org.mozilla.fenix.home.intent.CrashReporterIntentProcessor
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import org.mozilla.fenix.home.intent.DeepLinkIntentProcessor
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import org.mozilla.fenix.home.intent.OpenBrowserIntentProcessor
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import org.mozilla.fenix.home.intent.SpeechProcessingIntentProcessor
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import org.mozilla.fenix.home.intent.StartSearchIntentProcessor
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import org.mozilla.fenix.library.bookmarks.BookmarkFragmentDirections
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import org.mozilla.fenix.library.history.HistoryFragmentDirections
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import org.mozilla.fenix.search.SearchFragmentDirections
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import org.mozilla.fenix.settings.AboutFragmentDirections
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import org.mozilla.fenix.settings.DefaultBrowserSettingsFragmentDirections
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import org.mozilla.fenix.settings.SettingsFragmentDirections
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import org.mozilla.fenix.settings.TrackingProtectionFragmentDirections
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import org.mozilla.fenix.theme.DefaultThemeManager
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import org.mozilla.fenix.theme.ThemeManager
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import java.lang.ref.WeakReference
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@SuppressWarnings("TooManyFunctions", "LargeClass")
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open class HomeActivity : AppCompatActivity() {
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lateinit var themeManager: ThemeManager
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lateinit var browsingModeManager: BrowsingModeManager
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private var sessionObserver: SessionManager.Observer? = null
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private val navHost by lazy {
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supportFragmentManager.findFragmentById(R.id.container) as NavHostFragment
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}
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private val externalSourceIntentProcessors by lazy {
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listOf(
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SpeechProcessingIntentProcessor(this),
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StartSearchIntentProcessor(components.analytics.metrics),
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DeepLinkIntentProcessor(this),
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OpenBrowserIntentProcessor(this, ::getIntentSessionId)
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)
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}
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final override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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val mode = getPrivateModeFromIntent(intent)
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components.publicSuffixList.prefetch()
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setupThemeAndBrowsingMode(mode)
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setContentView(R.layout.activity_home)
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setupToolbarAndNavigation()
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if (settings().isTelemetryEnabled) {
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lifecycle.addObserver(BreadcrumbsRecorder(components.analytics.crashReporter,
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navHost.navController, ::getBreadcrumbMessage))
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intent
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?.toSafeIntent()
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?.let(::getIntentSource)
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?.also { components.analytics.metrics.track(Event.OpenedApp(it)) }
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}
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supportActionBar?.hide()
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}
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@CallSuper
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override fun onResume() {
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super.onResume()
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unsetOpenLinksInAPrivateTabIfNecessary()
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lifecycleScope.launch {
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with(components.backgroundServices) {
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// Make sure accountManager is initialized.
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accountManager.initAsync().await()
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// If we're authenticated, kick-off a sync and a device state refresh.
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accountManager.authenticatedAccount()?.let {
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accountManager.syncNowAsync(SyncReason.Startup, debounce = true)
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it.deviceConstellation().pollForEventsAsync().await()
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}
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}
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}
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}
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private fun unsetOpenLinksInAPrivateTabIfNecessary() {
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// Toggle off the open_link_in_private_tab pref if we are no longer set as the default browser
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// We do this on a separate thread to alleviate performance issues
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val weakReferenceContext = WeakReference(this)
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lifecycleScope.launch {
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val context = weakReferenceContext.get() ?: return@launch
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if (!Browsers.all(context).isDefaultBrowser) {
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context.settings().preferences
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.edit()
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.putBoolean(context.getString(R.string.pref_key_open_links_in_a_private_tab), false)
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.apply()
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}
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}
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}
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/**
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* Handles intents received when the activity is open.
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*/
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final override fun onNewIntent(intent: Intent?) {
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super.onNewIntent(intent)
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intent ?: return
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val intentProcessors = listOf(CrashReporterIntentProcessor()) + externalSourceIntentProcessors
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intentProcessors.any { it.process(intent, navHost.navController, this.intent) }
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browsingModeManager.mode = getPrivateModeFromIntent(intent)
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}
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/**
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* Overrides view inflation to inject a custom [EngineView] from [components].
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*/
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final override fun onCreateView(
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parent: View?,
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name: String,
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context: Context,
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attrs: AttributeSet
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): View? = when (name) {
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EngineView::class.java.name -> components.core.engine.createView(context, attrs).asView()
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else -> super.onCreateView(parent, name, context, attrs)
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}
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final override fun onBackPressed() {
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supportFragmentManager.primaryNavigationFragment?.childFragmentManager?.fragments?.forEach {
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if (it is UserInteractionHandler && it.onBackPressed()) {
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return
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}
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}
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super.onBackPressed()
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}
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protected open fun getBreadcrumbMessage(destination: NavDestination): String {
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val fragmentName = resources.getResourceEntryName(destination.id)
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return "Changing to fragment $fragmentName, isCustomTab: false"
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}
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@VisibleForTesting(otherwise = PROTECTED)
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internal open fun getIntentSource(intent: SafeIntent): Event.OpenedApp.Source? {
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return when {
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intent.isLauncherIntent -> Event.OpenedApp.Source.APP_ICON
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intent.action == Intent.ACTION_VIEW -> Event.OpenedApp.Source.LINK
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else -> null
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}
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}
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/**
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* External sources such as 3rd party links and shortcuts use this function to enter
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* private mode directly before the content view is created.
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*/
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private fun getPrivateModeFromIntent(intent: Intent?): BrowsingMode {
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intent?.toSafeIntent()?.let {
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if (it.hasExtra(PRIVATE_BROWSING_MODE)) {
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val startPrivateMode = it.getBooleanExtra(PRIVATE_BROWSING_MODE, false)
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intent.removeExtra(PRIVATE_BROWSING_MODE)
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return BrowsingMode.fromBoolean(isPrivate = startPrivateMode)
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}
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}
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return BrowsingMode.Normal
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}
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private fun setupThemeAndBrowsingMode(mode: BrowsingMode) {
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browsingModeManager = createBrowsingModeManager(mode)
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themeManager = createThemeManager()
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themeManager.setActivityTheme(this)
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themeManager.applyStatusBarTheme(this)
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}
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private fun setupToolbarAndNavigation() {
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// Add ids to this that we don't want to have a toolbar back button
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val appBarConfiguration = AppBarConfiguration.Builder().build()
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val navigationToolbar = findViewById<Toolbar>(R.id.navigationToolbar)
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setSupportActionBar(navigationToolbar)
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NavigationUI.setupWithNavController(navigationToolbar, navHost.navController, appBarConfiguration)
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navigationToolbar.setNavigationOnClickListener {
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onBackPressed()
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}
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externalSourceIntentProcessors.any { it.process(intent, navHost.navController, this.intent) }
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}
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protected open fun getIntentSessionId(intent: SafeIntent): String? = null
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@Suppress("LongParameterList")
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fun openToBrowserAndLoad(
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searchTermOrURL: String,
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newTab: Boolean,
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from: BrowserDirection,
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customTabSessionId: String? = null,
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engine: SearchEngine? = null,
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forceSearch: Boolean = false
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) {
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openToBrowser(from, customTabSessionId)
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load(searchTermOrURL, newTab, engine, forceSearch)
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}
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fun openToBrowser(from: BrowserDirection, customTabSessionId: String? = null) {
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if (sessionObserver == null)
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sessionObserver = UriOpenedObserver(this)
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if (navHost.navController.alreadyOnDestination(R.id.browserFragment)) return
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@IdRes val fragmentId = if (from.fragmentId != 0) from.fragmentId else null
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val directions = getNavDirections(from, customTabSessionId)
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if (directions != null) {
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navHost.navController.nav(fragmentId, directions)
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}
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}
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protected open fun getNavDirections(
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from: BrowserDirection,
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customTabSessionId: String?
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): NavDirections? = when (from) {
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BrowserDirection.FromGlobal ->
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NavGraphDirections.actionGlobalBrowser(customTabSessionId)
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BrowserDirection.FromHome ->
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HomeFragmentDirections.actionHomeFragmentToBrowserFragment(customTabSessionId)
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BrowserDirection.FromSearch ->
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SearchFragmentDirections.actionSearchFragmentToBrowserFragment(customTabSessionId)
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BrowserDirection.FromSettings ->
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SettingsFragmentDirections.actionSettingsFragmentToBrowserFragment(customTabSessionId)
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BrowserDirection.FromBookmarks ->
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BookmarkFragmentDirections.actionBookmarkFragmentToBrowserFragment(customTabSessionId)
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BrowserDirection.FromHistory ->
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HistoryFragmentDirections.actionHistoryFragmentToBrowserFragment(customTabSessionId)
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BrowserDirection.FromExceptions ->
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ExceptionsFragmentDirections.actionExceptionsFragmentToBrowserFragment(
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customTabSessionId
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)
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BrowserDirection.FromAbout ->
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AboutFragmentDirections.actionAboutFragmentToBrowserFragment(customTabSessionId)
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BrowserDirection.FromTrackingProtection ->
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TrackingProtectionFragmentDirections.actionTrackingProtectionFragmentToBrowserFragment(
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customTabSessionId
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)
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BrowserDirection.FromDefaultBrowserSettingsFragment ->
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DefaultBrowserSettingsFragmentDirections.actionDefaultBrowserSettingsFragmentToBrowserFragment(
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customTabSessionId
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)
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}
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private fun load(
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searchTermOrURL: String,
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newTab: Boolean,
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engine: SearchEngine?,
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forceSearch: Boolean
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) {
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val mode = browsingModeManager.mode
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val loadUrlUseCase = if (newTab) {
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when (mode) {
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BrowsingMode.Private -> components.useCases.tabsUseCases.addPrivateTab
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BrowsingMode.Normal -> components.useCases.tabsUseCases.addTab
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}
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} else components.useCases.sessionUseCases.loadUrl
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val searchUseCase: (String) -> Unit = { searchTerms ->
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if (newTab) {
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components.useCases.searchUseCases.newTabSearch
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.invoke(
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searchTerms,
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Session.Source.USER_ENTERED,
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true,
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mode.isPrivate,
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searchEngine = engine
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)
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} else components.useCases.searchUseCases.defaultSearch.invoke(searchTerms, engine)
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}
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if (!forceSearch && searchTermOrURL.isUrl()) {
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loadUrlUseCase.invoke(searchTermOrURL.toNormalizedUrl())
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} else {
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searchUseCase.invoke(searchTermOrURL)
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}
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}
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fun updateThemeForSession(session: Session) {
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val sessionMode = BrowsingMode.fromBoolean(session.private)
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if (sessionMode != browsingModeManager.mode) {
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browsingModeManager.mode = sessionMode
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}
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}
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protected open fun createBrowsingModeManager(initialMode: BrowsingMode): BrowsingModeManager {
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return DefaultBrowsingModeManager(initialMode) { newMode ->
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themeManager.currentTheme = newMode
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}
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}
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protected open fun createThemeManager(): ThemeManager {
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return DefaultThemeManager(browsingModeManager.mode, this)
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}
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companion object {
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const val OPEN_TO_BROWSER = "open_to_browser"
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const val OPEN_TO_BROWSER_AND_LOAD = "open_to_browser_and_load"
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const val OPEN_TO_SEARCH = "open_to_search"
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const val PRIVATE_BROWSING_MODE = "private_browsing_mode"
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const val EXTRA_DELETE_PRIVATE_TABS = "notification_delete_and_open"
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const val EXTRA_OPENED_FROM_NOTIFICATION = "notification_open"
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}
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}
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