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Add multiple account capabilities for import/export OPML

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This commit is contained in:
Maurice Parker 2019-10-22 10:32:35 -05:00
parent baa9070016
commit 8a798a2478
1 changed files with 82 additions and 11 deletions
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93
iOS/Settings/SettingsViewController.swift
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@ -13,6 +13,8 @@ import SafariServices
class SettingsViewController: UITableViewController {
private let appNewsURLString = "https://nnw.ranchero.com/feed.json"
private weak var opmlAccount: Account?
static let preferredContentSizeForFormSheetDisplay = CGSize(width: 460.0, height: 400.0)
@IBOutlet weak var refreshIntervalLabel: UILabel!
@ -126,9 +128,15 @@ class SettingsViewController: UITableViewController {
let timeline = UIStoryboard.settings.instantiateController(ofType: RefreshIntervalViewController.self)
self.navigationController?.pushViewController(timeline, animated: true)
case 1:
importOPML()
if let sourceView = tableView.cellForRow(at: indexPath) {
let sourceRect = tableView.rectForRow(at: indexPath)
importOPML(sourceView: sourceView, sourceRect: sourceRect)
}
case 2:
exportOPML()
if let sourceView = tableView.cellForRow(at: indexPath) {
let sourceRect = tableView.rectForRow(at: indexPath)
exportOPML(sourceView: sourceView, sourceRect: sourceRect)
}
default:
break
}
@ -226,11 +234,9 @@ class SettingsViewController: UITableViewController {
extension SettingsViewController: UIDocumentPickerDelegate {
func documentPicker(_ controller: UIDocumentPickerViewController, didPickDocumentsAt urls: [URL]) {
for url in urls {
AccountManager.shared.defaultAccount.importOPML(url) { result in}
opmlAccount?.importOPML(url) { result in}
}
}
}
@ -258,20 +264,86 @@ private extension SettingsViewController {
presentingParentController?.present(addNavViewController, animated: true)
}
func importOPML() {
func importOPML(sourceView: UIView, sourceRect: CGRect) {
switch AccountManager.shared.activeAccounts.count {
case 0:
presentError(title: "Error", message: NSLocalizedString("You must have at least one active account.", comment: "Missing active account"))
case 1:
opmlAccount = AccountManager.shared.activeAccounts.first
importOPMLDocumentPicker()
default:
importOPMLAccountPicker(sourceView: sourceView, sourceRect: sourceRect)
}
}
func importOPMLAccountPicker(sourceView: UIView, sourceRect: CGRect) {
let title = NSLocalizedString("Select an Import Account", comment: "Select an Import Account")
let alert = UIAlertController(title: title, message: nil, preferredStyle: .actionSheet)
if let popoverController = alert.popoverPresentationController {
popoverController.sourceView = view
popoverController.sourceRect = sourceRect
}
for account in AccountManager.shared.activeAccounts {
let action = UIAlertAction(title: account.nameForDisplay, style: .default) { [weak self] action in
self?.opmlAccount = account
self?.importOPMLDocumentPicker()
}
alert.addAction(action)
}
let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel")
alert.addAction(UIAlertAction(title: cancelTitle, style: .cancel))
self.present(alert, animated: true)
}
func importOPMLDocumentPicker() {
let docPicker = UIDocumentPickerViewController(documentTypes: ["public.xml", "org.opml.opml"], in: .import)
docPicker.delegate = self
docPicker.modalPresentationStyle = .formSheet
self.present(docPicker, animated: true)
}
func exportOPML() {
func exportOPML(sourceView: UIView, sourceRect: CGRect) {
if AccountManager.shared.accounts.count == 1 {
exportOPMLDocumentPicker()
} else {
exportOPMLAccountPicker(sourceView: sourceView, sourceRect: sourceRect)
}
}
func exportOPMLAccountPicker(sourceView: UIView, sourceRect: CGRect) {
let title = NSLocalizedString("Select an Export Account", comment: "Select an Export Account")
let alert = UIAlertController(title: title, message: nil, preferredStyle: .actionSheet)
let filename = "MySubscriptions.opml"
if let popoverController = alert.popoverPresentationController {
popoverController.sourceView = view
popoverController.sourceRect = sourceRect
}
for account in AccountManager.shared.accounts {
let action = UIAlertAction(title: account.nameForDisplay, style: .default) { [weak self] action in
self?.opmlAccount = account
self?.exportOPMLDocumentPicker()
}
alert.addAction(action)
}
let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel")
alert.addAction(UIAlertAction(title: cancelTitle, style: .cancel))
self.present(alert, animated: true)
}
func exportOPMLDocumentPicker() {
guard let account = opmlAccount else { return }
let accountName = account.nameForDisplay.replacingOccurrences(of: " ", with: "").trimmingCharacters(in: .whitespaces)
let filename = "Subscriptions-\(accountName).opml"
let tempFile = FileManager.default.temporaryDirectory.appendingPathComponent(filename)
let opmlString = OPMLExporter.OPMLString(with: AccountManager.shared.defaultAccount, title: filename)
let opmlString = OPMLExporter.OPMLString(with: account, title: filename)
do {
try opmlString.write(to: tempFile, atomically: true, encoding: String.Encoding.utf8)
} catch {
@ -281,7 +353,6 @@ private extension SettingsViewController {
let docPicker = UIDocumentPickerViewController(url: tempFile, in: .exportToService)
docPicker.modalPresentationStyle = .formSheet
self.present(docPicker, animated: true)
}
func openURL(_ urlString: String) {