NCOffline.swift 6.7 KB

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  1. //
  2. // NCOffline.swift
  3. // Nextcloud
  4. //
  5. // Created by Marino Faggiana on 24/10/2018.
  6. // Copyright © 2018 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 NCCommunication
  25. class NCOffline: NCCollectionViewCommon {
  26. required init?(coder aDecoder: NSCoder) {
  27. super.init(coder: aDecoder)
  28. appDelegate.activeOffline = self
  29. titleCurrentFolder = NSLocalizedString("_manage_file_offline_", comment: "")
  30. layoutKey = k_layout_view_offline
  31. enableSearchBar = true
  32. DZNimage = CCGraphics.changeThemingColorImage(UIImage.init(named: "folder"), width: 300, height: 300, color: NCBrandColor.sharedInstance.brandElement)
  33. DZNtitle = "_files_no_files_"
  34. DZNdescription = "_tutorial_offline_view_"
  35. }
  36. override func viewWillAppear(_ animated: Bool) {
  37. if serverUrl == "" {
  38. appDelegate.activeServerUrl = NCUtility.shared.getHomeServer(urlBase: appDelegate.urlBase, account: appDelegate.account)
  39. } else {
  40. appDelegate.activeServerUrl = self.serverUrl
  41. }
  42. super.viewWillAppear(animated)
  43. }
  44. // MARK: - Collection View
  45. override func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
  46. guard let metadata = dataSource?.cellForItemAt(indexPath: indexPath) else { return }
  47. metadataPush = metadata
  48. if isEditMode {
  49. if let index = selectOcId.firstIndex(of: metadata.ocId) {
  50. selectOcId.remove(at: index)
  51. } else {
  52. selectOcId.append(metadata.ocId)
  53. }
  54. collectionView.reloadItems(at: [indexPath])
  55. return
  56. }
  57. if metadata.directory {
  58. guard let serverUrlPush = CCUtility.stringAppendServerUrl(metadataPush!.serverUrl, addFileName: metadataPush!.fileName) else { return }
  59. let ncOffline:NCOffline = UIStoryboard(name: "NCOffline", bundle: nil).instantiateInitialViewController() as! NCOffline
  60. ncOffline.serverUrl = serverUrlPush
  61. ncOffline.titleCurrentFolder = metadataPush!.fileNameView
  62. self.navigationController?.pushViewController(ncOffline, animated: true)
  63. } else {
  64. if CCUtility.fileProviderStorageExists(metadataPush?.ocId, fileNameView: metadataPush?.fileNameView) {
  65. performSegue(withIdentifier: "segueDetail", sender: self)
  66. } else {
  67. NCNetworking.shared.download(metadata: metadataPush!, selector: "") { (errorCode) in
  68. if errorCode == 0 {
  69. self.performSegue(withIdentifier: "segueDetail", sender: self)
  70. }
  71. }
  72. }
  73. }
  74. }
  75. // MARK: - NC API & Algorithm
  76. override func reloadDataSource() {
  77. var ocIds: [String] = []
  78. var sort: String
  79. var ascending: Bool
  80. var directoryOnTop: Bool
  81. (layout, sort, ascending, groupBy, directoryOnTop, titleButton, itemForLine) = NCUtility.shared.getLayoutForView(key: k_layout_view_offline)
  82. if !isSearching {
  83. if serverUrl == "" {
  84. if let directories = NCManageDatabase.sharedInstance.getTablesDirectory(predicate: NSPredicate(format: "account == %@ AND offline == true", appDelegate.account), sorted: "serverUrl", ascending: true) {
  85. for directory: tableDirectory in directories {
  86. ocIds.append(directory.ocId)
  87. }
  88. }
  89. let files = NCManageDatabase.sharedInstance.getTableLocalFiles(predicate: NSPredicate(format: "account == %@ AND offline == true", appDelegate.account), sorted: "fileName", ascending: true)
  90. for file: tableLocalFile in files {
  91. ocIds.append(file.ocId)
  92. }
  93. metadatasSource = NCManageDatabase.sharedInstance.getMetadatas(predicate: NSPredicate(format: "account == %@ AND ocId IN %@", appDelegate.account, ocIds))
  94. } else {
  95. metadatasSource = NCManageDatabase.sharedInstance.getMetadatas(predicate: NSPredicate(format: "account == %@ AND serverUrl == %@", appDelegate.account, serverUrl))
  96. }
  97. }
  98. self.dataSource = NCDataSource.init(metadatasSource: metadatasSource, sort: sort, ascending: ascending, directoryOnTop: directoryOnTop, filterLivePhoto: true)
  99. refreshControl.endRefreshing()
  100. collectionView.reloadData()
  101. }
  102. override func reloadDataSourceNetwork() {
  103. if isSearching {
  104. networkSearch()
  105. return
  106. }
  107. if serverUrl != "" {
  108. isReloadDataSourceNetworkInProgress = true
  109. collectionView?.reloadData()
  110. NCNetworking.shared.readFolder(serverUrl: serverUrl, account: appDelegate.account) { (account, metadataFolder, metadatas, metadatasUpdate, metadatasLocalUpdate, errorCode, errorDescription) in
  111. if errorCode == 0 {
  112. for metadata in metadatas ?? [] {
  113. if !metadata.directory {
  114. let localFile = NCManageDatabase.sharedInstance.getTableLocalFile(predicate: NSPredicate(format: "ocId == %@", metadata.ocId))
  115. if localFile == nil || localFile?.etag != metadata.etag {
  116. NCOperationQueue.shared.download(metadata: metadata, selector: selectorDownloadFile, setFavorite: false)
  117. }
  118. }
  119. }
  120. }
  121. self.isReloadDataSourceNetworkInProgress = false
  122. self.reloadDataSource()
  123. }
  124. } else {
  125. self.reloadDataSource()
  126. }
  127. }
  128. }