398 lines
16 KiB
Kotlin
398 lines
16 KiB
Kotlin
/* 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.browser
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import android.content.Context
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import android.os.StrictMode
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import android.view.View
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import android.view.ViewGroup
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import androidx.annotation.VisibleForTesting
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import androidx.appcompat.content.res.AppCompatResources
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import androidx.lifecycle.Observer
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import androidx.navigation.fragment.findNavController
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import com.google.android.material.snackbar.Snackbar
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import mozilla.components.browser.state.selector.findTab
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import mozilla.components.browser.state.state.SessionState
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import mozilla.components.browser.state.state.TabSessionState
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import mozilla.components.browser.thumbnails.BrowserThumbnails
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import mozilla.components.browser.toolbar.BrowserToolbar
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import mozilla.components.concept.engine.permission.SitePermissions
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import mozilla.components.feature.app.links.AppLinksUseCases
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import mozilla.components.feature.contextmenu.ContextMenuCandidate
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import mozilla.components.feature.readerview.ReaderViewFeature
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import mozilla.components.feature.tab.collections.TabCollection
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import mozilla.components.feature.tabs.WindowFeature
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import mozilla.components.support.base.feature.UserInteractionHandler
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import mozilla.components.support.base.feature.ViewBoundFeatureWrapper
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import org.mozilla.fenix.FeatureFlags
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import org.mozilla.fenix.R
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import org.mozilla.fenix.components.FenixSnackbar
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import org.mozilla.fenix.components.TabCollectionStorage
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import org.mozilla.fenix.components.toolbar.ToolbarMenu
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import org.mozilla.fenix.components.metrics.Event
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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.requireComponents
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import org.mozilla.fenix.ext.runIfFragmentIsAttached
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import org.mozilla.fenix.ext.settings
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import org.mozilla.fenix.shortcut.PwaOnboardingObserver
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import org.mozilla.fenix.theme.ThemeManager
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/**
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* Fragment used for browsing the web within the main app.
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*/
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@Suppress("TooManyFunctions", "LargeClass")
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class BrowserFragment : BaseBrowserFragment(), UserInteractionHandler {
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private val windowFeature = ViewBoundFeatureWrapper<WindowFeature>()
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private val openInAppOnboardingObserver = ViewBoundFeatureWrapper<OpenInAppOnboardingObserver>()
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private var readerModeAvailable = false
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private var pwaOnboardingObserver: PwaOnboardingObserver? = null
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@Suppress("LongMethod")
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override fun initializeUI(view: View, tab: SessionState) {
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super.initializeUI(view, tab)
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val context = requireContext()
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val components = context.components
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if (context.settings().isSwipeToolbarToSwitchTabsEnabled) {
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binding.gestureLayout.addGestureListener(
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ToolbarGestureHandler(
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activity = requireActivity(),
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contentLayout = binding.browserLayout,
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tabPreview = binding.tabPreview,
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toolbarLayout = browserToolbarView.view,
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store = components.core.store,
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selectTabUseCase = components.useCases.tabsUseCases.selectTab
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)
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)
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}
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if (FeatureFlags.showHomeButtonFeature) {
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val homeAction = BrowserToolbar.Button(
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imageDrawable = AppCompatResources.getDrawable(
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context,
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R.drawable.mozac_ic_home
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)!!,
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contentDescription = context.getString(R.string.browser_toolbar_home),
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iconTintColorResource = ThemeManager.resolveAttribute(R.attr.primaryText, context),
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listener = browserToolbarInteractor::onHomeButtonClicked
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)
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browserToolbarView.view.addNavigationAction(homeAction)
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}
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if (resources.getBoolean(R.bool.tablet)) {
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val enableTint = ThemeManager.resolveAttribute(R.attr.primaryText, context)
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val disableTint = ThemeManager.resolveAttribute(R.attr.disabled, context)
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val backAction = BrowserToolbar.TwoStateButton(
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primaryImage = AppCompatResources.getDrawable(
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context,
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R.drawable.mozac_ic_back
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)!!,
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primaryContentDescription = context.getString(R.string.browser_menu_back),
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primaryImageTintResource = enableTint,
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isInPrimaryState = { getCurrentTab()?.content?.canGoBack ?: false },
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secondaryImageTintResource = disableTint,
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disableInSecondaryState = true,
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longClickListener = {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(
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ToolbarMenu.Item.Back(viewHistory = true)
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)
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},
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listener = {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(
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ToolbarMenu.Item.Back(viewHistory = false)
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)
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}
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)
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browserToolbarView.view.addNavigationAction(backAction)
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val forwardAction = BrowserToolbar.TwoStateButton(
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primaryImage = AppCompatResources.getDrawable(
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context,
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R.drawable.mozac_ic_forward
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)!!,
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primaryContentDescription = context.getString(R.string.browser_menu_forward),
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primaryImageTintResource = enableTint,
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isInPrimaryState = { getCurrentTab()?.content?.canGoForward ?: false },
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secondaryImageTintResource = disableTint,
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disableInSecondaryState = true,
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longClickListener = {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(
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ToolbarMenu.Item.Forward(viewHistory = true)
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)
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},
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listener = {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(
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ToolbarMenu.Item.Forward(viewHistory = false)
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)
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}
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)
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browserToolbarView.view.addNavigationAction(forwardAction)
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val refreshAction = BrowserToolbar.TwoStateButton(
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primaryImage = AppCompatResources.getDrawable(
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context,
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R.drawable.mozac_ic_refresh
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)!!,
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primaryContentDescription = context.getString(R.string.browser_menu_refresh),
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primaryImageTintResource = enableTint,
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isInPrimaryState = {
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getCurrentTab()?.content?.loading == false
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},
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secondaryImage = AppCompatResources.getDrawable(
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context,
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R.drawable.mozac_ic_stop
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)!!,
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secondaryContentDescription = context.getString(R.string.browser_menu_stop),
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disableInSecondaryState = false,
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longClickListener = {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(
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ToolbarMenu.Item.Reload(bypassCache = true)
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)
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},
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listener = {
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if (getCurrentTab()?.content?.loading == true) {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(ToolbarMenu.Item.Stop)
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} else {
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browserToolbarInteractor.onBrowserToolbarMenuItemTapped(
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ToolbarMenu.Item.Reload(bypassCache = false)
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)
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}
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}
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)
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browserToolbarView.view.addNavigationAction(refreshAction)
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}
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val readerModeAction =
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BrowserToolbar.ToggleButton(
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image = AppCompatResources.getDrawable(
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context,
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R.drawable.ic_readermode
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)!!,
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imageSelected =
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AppCompatResources.getDrawable(
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context,
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R.drawable.ic_readermode_selected
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)!!,
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contentDescription = context.getString(R.string.browser_menu_read),
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contentDescriptionSelected = context.getString(R.string.browser_menu_read_close),
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visible = {
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readerModeAvailable
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},
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selected = getCurrentTab()?.let {
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activity?.components?.core?.store?.state?.findTab(it.id)?.readerState?.active
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} ?: false,
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listener = browserToolbarInteractor::onReaderModePressed
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)
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browserToolbarView.view.addPageAction(readerModeAction)
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thumbnailsFeature.set(
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feature = BrowserThumbnails(context, binding.engineView, components.core.store),
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owner = this,
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view = view
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)
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readerViewFeature.set(
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feature = components.strictMode.resetAfter(StrictMode.allowThreadDiskReads()) {
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ReaderViewFeature(
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context,
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components.core.engine,
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components.core.store,
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binding.readerViewControlsBar
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) { available, active ->
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if (available) {
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components.analytics.metrics.track(Event.ReaderModeAvailable)
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}
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readerModeAvailable = available
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readerModeAction.setSelected(active)
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safeInvalidateBrowserToolbarView()
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}
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},
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owner = this,
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view = view
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)
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windowFeature.set(
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feature = WindowFeature(
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store = components.core.store,
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tabsUseCases = components.useCases.tabsUseCases
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),
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owner = this,
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view = view
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)
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if (context.settings().shouldShowOpenInAppCfr) {
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openInAppOnboardingObserver.set(
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feature = OpenInAppOnboardingObserver(
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context = context,
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store = context.components.core.store,
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lifecycleOwner = this,
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navController = findNavController(),
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settings = context.settings(),
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appLinksUseCases = context.components.useCases.appLinksUseCases,
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container = binding.browserLayout as ViewGroup,
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shouldScrollWithTopToolbar = !context.settings().shouldUseBottomToolbar
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),
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owner = this,
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view = view
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)
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}
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}
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override fun onStart() {
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super.onStart()
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val context = requireContext()
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val settings = context.settings()
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if (!settings.userKnowsAboutPwas) {
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pwaOnboardingObserver = PwaOnboardingObserver(
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store = context.components.core.store,
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lifecycleOwner = this,
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navController = findNavController(),
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settings = settings,
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webAppUseCases = context.components.useCases.webAppUseCases
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).also {
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it.start()
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}
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}
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subscribeToTabCollections()
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}
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override fun onStop() {
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super.onStop()
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updateLastBrowseActivity()
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updateHistoryMetadata()
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pwaOnboardingObserver?.stop()
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}
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private fun updateHistoryMetadata() {
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getCurrentTab()?.let { tab ->
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(tab as? TabSessionState)?.historyMetadata?.let {
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requireComponents.core.historyMetadataService.updateMetadata(it, tab)
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}
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}
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}
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private fun subscribeToTabCollections() {
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Observer<List<TabCollection>> {
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requireComponents.core.tabCollectionStorage.cachedTabCollections = it
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}.also { observer ->
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requireComponents.core.tabCollectionStorage.getCollections()
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.observe(viewLifecycleOwner, observer)
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}
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}
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override fun onResume() {
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super.onResume()
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requireComponents.core.tabCollectionStorage.register(collectionStorageObserver, this)
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}
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override fun onBackPressed(): Boolean {
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return readerViewFeature.onBackPressed() || super.onBackPressed()
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}
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override fun navToQuickSettingsSheet(tab: SessionState, sitePermissions: SitePermissions?) {
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requireComponents.useCases.trackingProtectionUseCases.containsException(tab.id) { contains ->
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runIfFragmentIsAttached {
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val isTrackingProtectionEnabled = tab.trackingProtection.enabled && !contains
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val directions =
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BrowserFragmentDirections.actionBrowserFragmentToQuickSettingsSheetDialogFragment(
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sessionId = tab.id,
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url = tab.content.url,
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title = tab.content.title,
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isSecured = tab.content.securityInfo.secure,
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sitePermissions = sitePermissions,
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gravity = getAppropriateLayoutGravity(),
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certificateName = tab.content.securityInfo.issuer,
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permissionHighlights = tab.content.permissionHighlights,
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isTrackingProtectionEnabled = isTrackingProtectionEnabled
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)
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nav(R.id.browserFragment, directions)
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}
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}
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}
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private val collectionStorageObserver = object : TabCollectionStorage.Observer {
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override fun onCollectionCreated(
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title: String,
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sessions: List<TabSessionState>,
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id: Long?
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) {
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showTabSavedToCollectionSnackbar(sessions.size, true)
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}
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override fun onTabsAdded(tabCollection: TabCollection, sessions: List<TabSessionState>) {
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showTabSavedToCollectionSnackbar(sessions.size)
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}
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private fun showTabSavedToCollectionSnackbar(
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tabSize: Int,
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isNewCollection: Boolean = false
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) {
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view?.let { view ->
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val messageStringRes = when {
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isNewCollection -> {
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R.string.create_collection_tabs_saved_new_collection
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}
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tabSize > 1 -> {
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R.string.create_collection_tabs_saved
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}
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else -> {
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R.string.create_collection_tab_saved
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}
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}
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FenixSnackbar.make(
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view = binding.browserLayout,
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duration = Snackbar.LENGTH_SHORT,
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isDisplayedWithBrowserToolbar = true
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)
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.setText(view.context.getString(messageStringRes))
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.setAction(requireContext().getString(R.string.create_collection_view)) {
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findNavController().navigate(
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BrowserFragmentDirections.actionGlobalHome(focusOnAddressBar = false)
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)
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}
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.show()
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}
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}
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}
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override fun getContextMenuCandidates(
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context: Context,
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view: View
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): List<ContextMenuCandidate> {
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val contextMenuCandidateAppLinksUseCases = AppLinksUseCases(
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requireContext(),
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{ true }
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)
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return ContextMenuCandidate.defaultCandidates(
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context,
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context.components.useCases.tabsUseCases,
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context.components.useCases.contextMenuUseCases,
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view,
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FenixSnackbarDelegate(view)
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) + ContextMenuCandidate.createOpenInExternalAppCandidate(
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requireContext(),
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contextMenuCandidateAppLinksUseCases
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)
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}
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/**
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* Updates the last time the user was active on the [BrowserFragment].
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* This is useful to determine if the user has to start on the [HomeFragment]
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* or it should go directly to the [BrowserFragment].
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*/
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@VisibleForTesting
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internal fun updateLastBrowseActivity() {
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requireContext().settings().lastBrowseActivity = System.currentTimeMillis()
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}
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}
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