dab246
135 lines
4.7 KiB
Swift
135 lines
4.7 KiB
Swift
//
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// ShareViewController.swift
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// TeamMailShareExtension
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//
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// Created by dab.dev on 06/04/2022.
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//
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import UIKit
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import Social
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import MobileCoreServices
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class ShareViewController: SLComposeServiceViewController {
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let hostAppBundleIdentifier = "com.linagora.teammail"
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let sharedKey = "ShareKey"
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var sharedText: [String] = []
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let textContentType = kUTTypeText as String
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let urlContentType = kUTTypeURL as String
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override func isContentValid() -> Bool {
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return true
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}
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override func viewDidLoad() {
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super.viewDidLoad();
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}
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override func viewDidAppear(_ animated: Bool) {
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super.viewDidAppear(animated)
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// This is called after the user selects Post. Do the upload of contentText and/or NSExtensionContext attachments.
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if let content = extensionContext!.inputItems[0] as? NSExtensionItem {
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if let contents = content.attachments {
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for (index, attachment) in (contents).enumerated() {
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if attachment.hasItemConformingToTypeIdentifier(textContentType) {
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handleText(content: content, attachment: attachment, index: index)
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} else if attachment.hasItemConformingToTypeIdentifier(urlContentType) {
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handleUrl(content: content, attachment: attachment, index: index)
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}
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}
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}
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}
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}
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override func didSelectPost() {
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print("didSelectPost");
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}
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override func configurationItems() -> [Any]! {
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// To add configuration options via table cells at the bottom of the sheet, return an array of SLComposeSheetConfigurationItem here.
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return []
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}
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private func handleText (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
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attachment.loadItem(forTypeIdentifier: textContentType, options: nil) { [weak self] data, error in
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if error == nil, let item = data as? String, let this = self {
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this.sharedText.append(item)
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// If this is the last item, save imagesData in userDefaults and redirect to host app
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if index == (content.attachments?.count)! - 1 {
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let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
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userDefaults?.set(this.sharedText, forKey: this.sharedKey)
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userDefaults?.synchronize()
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this.redirectToHostApp(type: .text)
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}
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} else {
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self?.dismissWithError()
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}
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}
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}
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private func handleUrl (content: NSExtensionItem, attachment: NSItemProvider, index: Int) {
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attachment.loadItem(forTypeIdentifier: urlContentType, options: nil) { [weak self] data, error in
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if error == nil, let item = data as? URL, let this = self {
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this.sharedText.append(item.absoluteString)
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// If this is the last item, save imagesData in userDefaults and redirect to host app
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if index == (content.attachments?.count)! - 1 {
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let userDefaults = UserDefaults(suiteName: "group.\(this.hostAppBundleIdentifier)")
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userDefaults?.set(this.sharedText, forKey: this.sharedKey)
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userDefaults?.synchronize()
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this.redirectToHostApp(type: .text)
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}
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} else {
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self?.dismissWithError()
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}
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}
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}
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private func dismissWithError() {
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print("[ERROR] Error loading data!")
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let alert = UIAlertController(title: "Error", message: "Error loading data", preferredStyle: .alert)
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let action = UIAlertAction(title: "Error", style: .cancel) { _ in
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self.dismiss(animated: true, completion: nil)
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}
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alert.addAction(action)
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present(alert, animated: true, completion: nil)
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extensionContext!.completeRequest(returningItems: [], completionHandler: nil)
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}
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private func redirectToHostApp(type: RedirectType) {
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let url = URL(string: "ShareMedia://dataUrl=\(sharedKey)#\(type)")
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var responder = self as UIResponder?
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let selectorOpenURL = sel_registerName("openURL:")
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while (responder != nil) {
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if (responder?.responds(to: selectorOpenURL))! {
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let _ = responder?.perform(selectorOpenURL, with: url)
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}
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responder = responder!.next
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}
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extensionContext!.completeRequest(returningItems: [], completionHandler: nil)
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}
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enum RedirectType {
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case media
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case text
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case file
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}
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}
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extension Array {
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subscript (safe index: UInt) -> Element? {
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return Int(index) < count ? self[Int(index)] : nil
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}
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}
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