NCDetailViewController.swift 18 KB

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  1. //
  2. // NCDetailViewController.swift
  3. // Nextcloud
  4. //
  5. // Created by Marino Faggiana on 07/02/2020.
  6. // Copyright © 2020 Marino Faggiana. All rights reserved.
  7. //
  8. // Author Marino Faggiana <marino.faggiana@nextcloud.com>
  9. //
  10. // This program is free software: you can redistribute it and/or modify
  11. // it under the terms of the GNU General Public License as published by
  12. // the Free Software Foundation, either version 3 of the License, or
  13. // (at your option) any later version.
  14. //
  15. // This program is distributed in the hope that it will be useful,
  16. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18. // GNU General Public License for more details.
  19. //
  20. // You should have received a copy of the GNU General Public License
  21. // along with this program. If not, see <http://www.gnu.org/licenses/>.
  22. //
  23. import Foundation
  24. import WebKit
  25. import NCCommunication
  26. class NCDetailViewController: UIViewController {
  27. @IBOutlet weak var backgroundView: UIImageView!
  28. @objc var metadata: tableMetadata?
  29. @objc var selector: String?
  30. private let appDelegate = UIApplication.shared.delegate as! AppDelegate
  31. private var mediaBrowser: MediaBrowserViewController?
  32. private var metadatas = [tableMetadata]()
  33. required init?(coder: NSCoder) {
  34. super.init(coder: coder)
  35. appDelegate.activeDetail = self
  36. }
  37. override func viewDidLoad() {
  38. super.viewDidLoad()
  39. NotificationCenter.default.addObserver(self, selector: #selector(self.changeTheming), name: NSNotification.Name(rawValue: "changeTheming"), object: nil)
  40. NotificationCenter.default.addObserver(self, selector: #selector(self.changeDisplayMode), name: NSNotification.Name(rawValue: "changeDisplayMode"), object: nil)
  41. changeTheming()
  42. if metadata != nil {
  43. viewFile(metadata: metadata!, selector: selector)
  44. }
  45. }
  46. override func viewDidDisappear(_ animated: Bool) {
  47. super.viewDidDisappear(animated)
  48. if appDelegate.player != nil && appDelegate.player.rate != 0 {
  49. appDelegate.player.pause()
  50. }
  51. if appDelegate.isMediaObserver {
  52. appDelegate.isMediaObserver = false
  53. NCViewerMedia.sharedInstance.removeObserver()
  54. }
  55. }
  56. override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
  57. super.viewWillTransition(to: size, with: coordinator)
  58. coordinator.animate(alongsideTransition: nil) { _ in
  59. }
  60. }
  61. func viewUnload() {
  62. if let splitViewController = self.splitViewController as? NCSplitViewController {
  63. if splitViewController.isCollapsed {
  64. if let navigationController = splitViewController.viewControllers.last as? UINavigationController {
  65. navigationController.popToRootViewController(animated: true)
  66. }
  67. } else {
  68. for view in backgroundView.subviews {
  69. view.removeFromSuperview()
  70. }
  71. self.navigationController?.navigationBar.topItem?.title = ""
  72. }
  73. }
  74. backgroundView.image = CCGraphics.changeThemingColorImage(UIImage.init(named: "logo"), multiplier: 2, color: NCBrandColor.sharedInstance.brand.withAlphaComponent(0.4))
  75. }
  76. @objc func changeTheming() {
  77. if backgroundView.image != nil {
  78. backgroundView.image = CCGraphics.changeThemingColorImage(UIImage.init(named: "logo"), multiplier: 2, color: NCBrandColor.sharedInstance.brand.withAlphaComponent(0.4))
  79. }
  80. view.backgroundColor = NCBrandColor.sharedInstance.backgroundView
  81. }
  82. @objc func changeDisplayMode() {
  83. mediaBrowser?.changeInViewSize(to: backgroundView.frame.size)
  84. }
  85. func subViewActive() -> UIView? {
  86. return backgroundView.subviews.first
  87. }
  88. @objc func viewFile(metadata: tableMetadata, selector: String?) {
  89. self.metadata = metadata
  90. self.selector = selector
  91. self.backgroundView.image = nil
  92. self.navigationController?.navigationBar.topItem?.title = metadata.fileNameView
  93. if FileManager().fileExists(atPath: CCUtility.getDirectoryProviderStorageIconOcId(metadata.ocId, fileNameView: metadata.fileNameView)) == false {
  94. CCGraphics.createNewImage(from: metadata.fileNameView, ocId: metadata.ocId, extension: (metadata.fileNameView as NSString).pathExtension, filterGrayScale: false, typeFile: metadata.typeFile, writeImage: true)
  95. }
  96. if appDelegate.isMediaObserver {
  97. appDelegate.isMediaObserver = false
  98. NCViewerMedia.sharedInstance.removeObserver()
  99. }
  100. // IMAGE
  101. if metadata.typeFile == k_metadataTypeFile_image {
  102. if let metadatas = NCManageDatabase.sharedInstance.getMetadatas(predicate: NSPredicate(format: "account == %@ AND serverUrl == %@ AND typeFile == %@", metadata.account, metadata.serverUrl, k_metadataTypeFile_image), sorted: CCUtility.getOrderSettings(), ascending: CCUtility.getAscendingSettings()) {
  103. if metadatas.count > 0 {
  104. var index = 0, counter = 0
  105. for metadata in metadatas {
  106. if metadata.ocId == self.metadata!.ocId { index = counter }
  107. counter += 1
  108. }
  109. self.metadatas = metadatas
  110. mediaBrowser = MediaBrowserViewController(index: index, dataSource: self, delegate: self)
  111. if mediaBrowser != nil {
  112. mediaBrowser!.view.isHidden = true
  113. mediaBrowser!.shouldShowPageControl = false
  114. mediaBrowser!.enableInteractiveDismissal = false
  115. addChild(mediaBrowser!)
  116. backgroundView.addSubview(mediaBrowser!.view)
  117. mediaBrowser!.view.frame = CGRect(x: 0, y: 0, width: backgroundView.frame.width, height: backgroundView.frame.height)
  118. mediaBrowser!.view.autoresizingMask = [.flexibleWidth, .flexibleHeight]
  119. mediaBrowser!.didMove(toParent: self)
  120. DispatchQueue.main.async {
  121. self.mediaBrowser!.changeInViewSize(to: self.backgroundView.frame.size)
  122. self.mediaBrowser!.view.isHidden = false
  123. }
  124. }
  125. }
  126. }
  127. return
  128. }
  129. // AUDIO VIDEO
  130. if metadata.typeFile == k_metadataTypeFile_audio || metadata.typeFile == k_metadataTypeFile_video {
  131. NCViewerMedia.sharedInstance.viewMedia(metadata, view: backgroundView)
  132. return
  133. }
  134. // DOCUMENT - INTERNAL VIEWER
  135. if metadata.typeFile == k_metadataTypeFile_document && selector != nil && selector == selectorLoadFileInternalView {
  136. NCViewerDocumentWeb.sharedInstance.viewDocumentWebAt(metadata, view: backgroundView)
  137. return
  138. }
  139. // DOCUMENT
  140. if metadata.typeFile == k_metadataTypeFile_document {
  141. // PDF
  142. if metadata.contentType == "application/pdf" {
  143. if #available(iOS 11.0, *) {
  144. let viewerPDF = NCViewerPDF.init(frame: backgroundView.frame)
  145. let filePath = CCUtility.getDirectoryProviderStorageOcId(metadata.ocId, fileNameView: metadata.fileNameView)!
  146. if CCUtility.fileProviderStorageExists(metadata.ocId, fileNameView: metadata.fileNameView) == false {
  147. return
  148. }
  149. viewerPDF.setupPdfView(filePath: URL(fileURLWithPath: filePath), view: backgroundView)
  150. }
  151. return
  152. }
  153. // DirectEditinf: Nextcloud Text - OnlyOffice
  154. if NCUtility.sharedInstance.isDirectEditing(metadata) != nil && appDelegate.reachability.isReachable() {
  155. let editor = NCUtility.sharedInstance.isDirectEditing(metadata)!
  156. if editor == k_editor_text || editor == k_editor_onlyoffice {
  157. NCUtility.sharedInstance.startActivityIndicator(view: backgroundView, bottom: 0)
  158. if metadata.url == "" {
  159. var customUserAgent: String?
  160. let fileNamePath = CCUtility.returnFileNamePath(fromFileName: metadata.fileName, serverUrl: metadata.serverUrl, activeUrl: appDelegate.activeUrl)!
  161. if editor == k_editor_onlyoffice {
  162. customUserAgent = NCUtility.sharedInstance.getCustomUserAgentOnlyOffice()
  163. }
  164. NCCommunication.sharedInstance.NCTextOpenFile(urlString: appDelegate.activeUrl, fileNamePath: fileNamePath, editor: editor, customUserAgent: customUserAgent, account: appDelegate.activeAccount) { (account, url, errorCode, errorMessage) in
  165. if errorCode == 0 && account == self.appDelegate.activeAccount && url != nil {
  166. let nextcloudText = NCViewerNextcloudText.init(frame: self.backgroundView.frame, configuration: WKWebViewConfiguration())
  167. nextcloudText.viewerAt(url!, metadata: metadata, editor: editor, view: self.backgroundView, viewController: self)
  168. if editor == k_editor_text && self.splitViewController!.isCollapsed {
  169. self.navigationController?.navigationItem.hidesBackButton = true
  170. }
  171. } else if errorCode != 0 {
  172. NCContentPresenter.shared.messageNotification("_error_", description: errorMessage, delay: TimeInterval(k_dismissAfterSecond), type: NCContentPresenter.messageType.error, errorCode: errorCode)
  173. self.navigationController?.popViewController(animated: true)
  174. } else {
  175. self.navigationController?.popViewController(animated: true)
  176. }
  177. }
  178. } else {
  179. let nextcloudText = NCViewerNextcloudText.init(frame: backgroundView.frame, configuration: WKWebViewConfiguration())
  180. nextcloudText.viewerAt(metadata.url, metadata: metadata, editor: editor, view: backgroundView, viewController: self)
  181. if editor == k_editor_text && self.splitViewController!.isCollapsed {
  182. self.navigationController?.navigationItem.hidesBackButton = true
  183. }
  184. }
  185. }
  186. return
  187. }
  188. // RichDocument: Collabora
  189. if NCUtility.sharedInstance.isRichDocument(metadata) && appDelegate.reachability.isReachable() {
  190. NCUtility.sharedInstance.startActivityIndicator(view: backgroundView, bottom: 0)
  191. if metadata.url == "" {
  192. OCNetworking.sharedManager()?.createLinkRichdocuments(withAccount: appDelegate.activeAccount, fileId: metadata.fileId, completion: { (account, url, errorMessage, errorCode) in
  193. if errorCode == 0 && account == self.appDelegate.activeAccount && url != nil {
  194. let richDocument = NCViewerRichdocument.init(frame: self.backgroundView.frame, configuration: WKWebViewConfiguration())
  195. richDocument.viewRichDocumentAt(url!, metadata: metadata, view: self.backgroundView, viewController: self)
  196. if self.splitViewController != nil && self.splitViewController!.isCollapsed {
  197. self.navigationController?.navigationItem.hidesBackButton = true
  198. }
  199. } else if errorCode != 0 {
  200. NCContentPresenter.shared.messageNotification("_error_", description: errorMessage, delay: TimeInterval(k_dismissAfterSecond), type: NCContentPresenter.messageType.error, errorCode: errorCode)
  201. self.navigationController?.popViewController(animated: true)
  202. } else {
  203. self.navigationController?.popViewController(animated: true)
  204. }
  205. })
  206. } else {
  207. let richDocument = NCViewerRichdocument.init(frame: backgroundView.frame, configuration: WKWebViewConfiguration())
  208. richDocument.viewRichDocumentAt(metadata.url, metadata: metadata, view: backgroundView, viewController: self)
  209. if self.splitViewController != nil && self.splitViewController!.isCollapsed {
  210. self.navigationController?.navigationItem.hidesBackButton = true
  211. }
  212. }
  213. }
  214. }
  215. // OTHER
  216. NCViewerDocumentWeb.sharedInstance.viewDocumentWebAt(metadata, view: backgroundView)
  217. }
  218. }
  219. //MARK: - MediaBrowser Delegate/DataSource
  220. extension NCDetailViewController: MediaBrowserViewControllerDelegate, MediaBrowserViewControllerDataSource {
  221. func numberOfItems(in mediaBrowser: MediaBrowserViewController) -> Int {
  222. return metadatas.count
  223. }
  224. func mediaBrowser(_ mediaBrowser: MediaBrowserViewController, imageAt index: Int, completion: @escaping MediaBrowserViewControllerDataSource.CompletionBlock) {
  225. if index >= metadatas.count { return }
  226. let metadata = metadatas[index]
  227. // Original
  228. if CCUtility.fileProviderStorageSize(metadata.ocId, fileNameView: metadata.fileNameView) > 0 {
  229. var image: UIImage?
  230. let imagePath = CCUtility.getDirectoryProviderStorageOcId(metadata.ocId, fileNameView: metadata.fileNameView)!
  231. let ext = CCUtility.getExtension(metadata.fileNameView)
  232. if ext == "GIF" { image = UIImage.animatedImage(withAnimatedGIFURL: URL(fileURLWithPath: imagePath)) }
  233. else { image = UIImage.init(contentsOfFile: imagePath) }
  234. if let image = image {
  235. completion(index, image, ZoomScale.default, nil)
  236. } else {
  237. completion(index, self.getImageOffOutline(), ZoomScale.default, nil)
  238. }
  239. // Preview
  240. } else if CCUtility.fileProviderStorageIconExists(metadata.ocId, fileNameView: metadata.fileNameView) {
  241. let imagePath = CCUtility.getDirectoryProviderStorageIconOcId(metadata.ocId, fileNameView: metadata.fileNameView)!
  242. if let image = UIImage.init(contentsOfFile: imagePath) {
  243. completion(index, image, ZoomScale.default, nil)
  244. } else {
  245. completion(index, self.getImageOffOutline(), ZoomScale.default, nil)
  246. }
  247. // NO Original/Preview
  248. } else {
  249. let fileNamePath = CCUtility.returnFileNamePath(fromFileName: metadata.fileName, serverUrl: metadata.serverUrl, activeUrl: appDelegate.activeUrl)!
  250. let fileNameLocalPath = CCUtility.getDirectoryProviderStorageIconOcId(metadata.ocId, fileNameView: metadata.fileNameView)!
  251. NCCommunication.sharedInstance.downloadPreview(serverUrl: appDelegate.activeUrl, fileNamePath: fileNamePath, fileNameLocalPath: fileNameLocalPath, width: NCUtility.sharedInstance.getScreenWidthForPreview(), height: NCUtility.sharedInstance.getScreenHeightForPreview(), account: metadata.account) { (account, data, errorCode, errorMessage) in
  252. if errorCode == 0 && data != nil {
  253. do {
  254. let url = URL.init(fileURLWithPath: fileNameLocalPath)
  255. try data!.write(to: url, options: .atomic)
  256. completion(index, UIImage.init(data: data!), ZoomScale.default, nil)
  257. } catch {
  258. completion(index, self.getImageOffOutline(), ZoomScale.default, nil)
  259. }
  260. } else {
  261. completion(index, self.getImageOffOutline(), ZoomScale.default, nil)
  262. }
  263. }
  264. }
  265. }
  266. func mediaBrowser(_ mediaBrowser: MediaBrowserViewController, didChangeFocusTo index: Int) {
  267. if index >= metadatas.count { return }
  268. metadata = metadatas[index]
  269. self.navigationController?.navigationBar.topItem?.title = metadata!.fileNameView
  270. }
  271. func getImageOffOutline() -> UIImage {
  272. let image = CCGraphics.changeThemingColorImage(UIImage.init(named: "imageOffOutline"), width: self.view.frame.width, height: self.view.frame.width, color: NCBrandColor.sharedInstance.brand)
  273. return image!
  274. }
  275. }