234 lines
8.1 KiB
Swift
234 lines
8.1 KiB
Swift
//
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// WebFeedInspectorViewController.swift
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// NetNewsWire-iOS
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//
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// Created by Maurice Parker on 11/6/19.
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// Copyright © 2019 Ranchero Software. All rights reserved.
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//
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import UIKit
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import Account
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import SafariServices
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import UserNotifications
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class WebFeedInspectorViewController: UITableViewController {
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static let preferredContentSizeForFormSheetDisplay = CGSize(width: 460.0, height: 500.0)
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var webFeed: WebFeed!
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@IBOutlet weak var nameTextField: UITextField!
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@IBOutlet weak var notifyAboutNewArticlesSwitch: UISwitch!
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@IBOutlet weak var alwaysShowReaderViewSwitch: UISwitch!
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@IBOutlet weak var homePageLabel: InteractiveLabel!
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@IBOutlet weak var feedURLLabel: InteractiveLabel!
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private var headerView: InspectorIconHeaderView?
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private var iconImage: IconImage? {
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return IconImageCache.shared.imageForFeed(webFeed)
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}
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private let homePageIndexPath = IndexPath(row: 0, section: 1)
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private var shouldHideHomePageSection: Bool {
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return webFeed.homePageURL == nil
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}
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private var userNotificationSettings: UNNotificationSettings?
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override func viewDidLoad() {
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tableView.register(InspectorIconHeaderView.self, forHeaderFooterViewReuseIdentifier: "SectionHeader")
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navigationItem.title = webFeed.nameForDisplay
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nameTextField.text = webFeed.nameForDisplay
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notifyAboutNewArticlesSwitch.setOn(webFeed.isNotifyAboutNewArticles ?? false, animated: false)
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if webFeed.isFeedProvider {
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alwaysShowReaderViewSwitch.isOn = false
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alwaysShowReaderViewSwitch.isEnabled = false
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} else {
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alwaysShowReaderViewSwitch.setOn(webFeed.isArticleExtractorAlwaysOn ?? false, animated: false)
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}
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homePageLabel.text = webFeed.homePageURL?.decodedURLString
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feedURLLabel.text = webFeed.url.decodedURLString
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NotificationCenter.default.addObserver(self, selector: #selector(webFeedIconDidBecomeAvailable(_:)), name: .WebFeedIconDidBecomeAvailable, object: nil)
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NotificationCenter.default.addObserver(self, selector: #selector(updateNotificationSettings), name: UIApplication.willEnterForegroundNotification, object: nil)
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}
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override func viewDidAppear(_ animated: Bool) {
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updateNotificationSettings()
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}
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override func viewDidDisappear(_ animated: Bool) {
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if nameTextField.text != webFeed.nameForDisplay {
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let nameText = nameTextField.text ?? ""
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let newName = nameText.isEmpty ? (webFeed.name ?? NSLocalizedString("Untitled", comment: "Feed name")) : nameText
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webFeed.rename(to: newName) { _ in }
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}
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}
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// MARK: Notifications
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@objc func webFeedIconDidBecomeAvailable(_ notification: Notification) {
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headerView?.iconView.iconImage = iconImage
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}
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@IBAction func notifyAboutNewArticlesChanged(_ sender: Any) {
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guard let settings = userNotificationSettings else {
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notifyAboutNewArticlesSwitch.isOn = !notifyAboutNewArticlesSwitch.isOn
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return
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}
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if settings.authorizationStatus == .denied {
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notifyAboutNewArticlesSwitch.isOn = !notifyAboutNewArticlesSwitch.isOn
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present(notificationUpdateErrorAlert(), animated: true, completion: nil)
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} else if settings.authorizationStatus == .authorized {
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webFeed.isNotifyAboutNewArticles = notifyAboutNewArticlesSwitch.isOn
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} else {
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UNUserNotificationCenter.current().requestAuthorization(options:[.badge, .sound, .alert]) { (granted, error) in
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self.updateNotificationSettings()
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if granted {
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DispatchQueue.main.async {
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self.webFeed.isNotifyAboutNewArticles = self.notifyAboutNewArticlesSwitch.isOn
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UIApplication.shared.registerForRemoteNotifications()
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}
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} else {
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DispatchQueue.main.async {
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self.notifyAboutNewArticlesSwitch.isOn = !self.notifyAboutNewArticlesSwitch.isOn
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}
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}
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}
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}
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}
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@IBAction func alwaysShowReaderViewChanged(_ sender: Any) {
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webFeed.isArticleExtractorAlwaysOn = alwaysShowReaderViewSwitch.isOn
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}
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@IBAction func done(_ sender: Any) {
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dismiss(animated: true)
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}
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/// Returns a new indexPath, taking into consideration any
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/// conditions that may require the tableView to be
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/// displayed differently than what is setup in the storyboard.
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private func shift(_ indexPath: IndexPath) -> IndexPath {
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return IndexPath(row: indexPath.row, section: shift(indexPath.section))
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}
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/// Returns a new section, taking into consideration any
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/// conditions that may require the tableView to be
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/// displayed differently than what is setup in the storyboard.
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private func shift(_ section: Int) -> Int {
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if section >= homePageIndexPath.section && shouldHideHomePageSection {
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return section + 1
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}
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return section
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}
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}
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// MARK: Table View
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extension WebFeedInspectorViewController {
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override func numberOfSections(in tableView: UITableView) -> Int {
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let numberOfSections = super.numberOfSections(in: tableView)
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return shouldHideHomePageSection ? numberOfSections - 1 : numberOfSections
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}
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override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
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return super.tableView(tableView, numberOfRowsInSection: shift(section))
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}
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override func tableView(_ tableView: UITableView, heightForHeaderInSection section: Int) -> CGFloat {
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return section == 0 ? ImageHeaderView.rowHeight : super.tableView(tableView, heightForHeaderInSection: shift(section))
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}
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override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
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let cell = super.tableView(tableView, cellForRowAt: shift(indexPath))
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if indexPath.section == 0 && indexPath.row == 1 {
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guard let label = cell.contentView.subviews.filter({ $0.isKind(of: UILabel.self) })[0] as? UILabel else {
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return cell
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}
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label.numberOfLines = 2
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label.text = webFeed.notificationDisplayName.capitalized
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}
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return cell
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}
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override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
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super.tableView(tableView, titleForHeaderInSection: shift(section))
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}
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override func tableView(_ tableView: UITableView, viewForHeaderInSection section: Int) -> UIView? {
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if shift(section) == 0 {
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headerView = tableView.dequeueReusableHeaderFooterView(withIdentifier: "SectionHeader") as? InspectorIconHeaderView
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headerView?.iconView.iconImage = iconImage
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return headerView
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} else {
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return super.tableView(tableView, viewForHeaderInSection: shift(section))
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}
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}
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override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
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if shift(indexPath) == homePageIndexPath,
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let homePageUrlString = webFeed.homePageURL,
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let homePageUrl = URL(string: homePageUrlString) {
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let safari = SFSafariViewController(url: homePageUrl)
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safari.modalPresentationStyle = .pageSheet
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present(safari, animated: true) {
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tableView.deselectRow(at: indexPath, animated: true)
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}
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}
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}
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}
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// MARK: UITextFieldDelegate
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extension WebFeedInspectorViewController: UITextFieldDelegate {
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func textFieldShouldReturn(_ textField: UITextField) -> Bool {
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textField.resignFirstResponder()
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return true
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}
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}
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// MARK: UNUserNotificationCenter
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extension WebFeedInspectorViewController {
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@objc
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func updateNotificationSettings() {
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UNUserNotificationCenter.current().getNotificationSettings { (settings) in
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DispatchQueue.main.async {
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self.userNotificationSettings = settings
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if settings.authorizationStatus == .authorized {
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UIApplication.shared.registerForRemoteNotifications()
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}
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}
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}
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}
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func notificationUpdateErrorAlert() -> UIAlertController {
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let alert = UIAlertController(title: NSLocalizedString("Enable Notifications", comment: "Notifications"),
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message: NSLocalizedString("Notifications need to be enabled in the Settings app.", comment: "Notifications need to be enabled in the Settings app."), preferredStyle: .alert)
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let openSettings = UIAlertAction(title: NSLocalizedString("Open Settings", comment: "Open Settings"), style: .default) { (action) in
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UIApplication.shared.open(URL(string: UIApplication.openSettingsURLString)!, options: [UIApplication.OpenExternalURLOptionsKey.universalLinksOnly : false], completionHandler: nil)
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}
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let dismiss = UIAlertAction(title: NSLocalizedString("Dismiss", comment: "Dismiss"), style: .cancel, handler: nil)
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alert.addAction(openSettings)
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alert.addAction(dismiss)
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alert.preferredAction = openSettings
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return alert
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}
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}
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