mirrors/nextcloud-desktop
1
0
Fork 0
mirror of https://github.com/nextcloud/desktop.git synced 2024-10-25 22:05:53 +03:00
Code Issues Projects Releases Packages Wiki Activity

Complete basic barebones enumeration

Browse source 
Signed-off-by: Claudio Cambra <claudio.cambra@nextcloud.com>
This commit is contained in:
Claudio Cambra 2023-01-26 20:50:40 +01:00
parent 5f0a4883fc
commit d801bfc8f5
No known key found for this signature in database
GPG key ID: C839200C384636B0
1 changed files with 63 additions and 4 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

65
shell_integration/MacOSX/NextcloudIntegration/FileProviderExt/FileProviderEnumerator.swift
View file

@ -13,16 +13,19 @@
*/
import FileProvider
import NextcloudKit
class FileProviderEnumerator: NSObject, NSFileProviderEnumerator {
private let enumeratedItemIdentifier: NSFileProviderItemIdentifier
private let anchor = NSFileProviderSyncAnchor("an anchor".data(using: .utf8)!)
private let maxItemsPerFileProviderPage = 100
private static let maxItemsPerFileProviderPage = 100
var ncAccount: NextcloudAccount?
var serverUrl: URL?
init(enumeratedItemIdentifier: NSFileProviderItemIdentifier, ncAccount: NextcloudAccount?) {
self.enumeratedItemIdentifier = enumeratedItemIdentifier
self.ncAccount = ncAccount
if enumeratedItemIdentifier == .rootContainer {
self.serverUrl = ncAccount?.davFilesUrl
@ -58,8 +61,25 @@ class FileProviderEnumerator: NSObject, NSFileProviderEnumerator {
- inform the observer about the items returned by the server (possibly multiple times)
- inform the observer that you are finished with this page
*/
//observer.didEnumerate([FileProviderItem(identifier: NSFileProviderItemIdentifier("a file"))])
if enumeratedItemIdentifier == .workingSet {
// TODO
observer.finishEnumerating(upTo: nil)
return
}
guard let serverUrl = serverUrl, let ncAccount = ncAccount else { observer.finishEnumerating(upTo: nil); return }
if page == NSFileProviderPage.initialPageSortedByDate as NSFileProviderPage ||
page == NSFileProviderPage.initialPageSortedByName as NSFileProviderPage {
FileProviderEnumerator.readServerUrl(serverUrl, ncAccount: ncAccount) { metadatas in
FileProviderEnumerator.completeObserver(observer, numPage: 1, itemMetadatas: metadatas)
}
} else {
let numPage = Int(String(data: page.rawValue, encoding: .utf8)!)!
FileProviderEnumerator.completeObserver(observer, numPage: numPage, itemMetadatas: nil)
}
}
func enumerateChanges(for observer: NSFileProviderChangeObserver, from anchor: NSFileProviderSyncAnchor) {
@ -81,8 +101,9 @@ class FileProviderEnumerator: NSObject, NSFileProviderEnumerator {
// MARK: - Helper methods
func completeObserver(observer: NSFileProviderEnumerationObserver, numPage: Int, itemMetadatas: [NextcloudItemMetadataTable]?) {
private static func completeObserver(_ observer: NSFileProviderEnumerationObserver, numPage: Int, itemMetadatas: [NextcloudItemMetadataTable]?) {
guard itemMetadatas != nil else { observer.finishEnumerating(upTo: nil); return }
var items: [NSFileProviderItem] = []
for itemMetadata in itemMetadatas! {
@ -106,4 +127,42 @@ class FileProviderEnumerator: NSObject, NSFileProviderEnumerator {
observer.finishEnumerating(upTo: nil)
}
}
private static func finishReadServerUrl(_ serverUrlPath: String, ncKitAccount: String, completionHandler: @escaping (_ metadatas: [NextcloudItemMetadataTable]?) -> Void) {
let metadatas = NextcloudFilesDatabaseManager.shared.itemMetadatas(account: ncKitAccount, serverUrl: serverUrlPath)
completionHandler(metadatas)
}
private static func readServerUrl(_ serverUrl: URL, ncAccount: NextcloudAccount, completionHandler: @escaping (_ metadatas: [NextcloudItemMetadataTable]?) -> Void) {
let dbManager = NextcloudFilesDatabaseManager.shared
let serverUrlPath = serverUrl.path
let ncKitAccount = ncAccount.ncKitAccount!
var directoryEtag: String?
if let directoryMetadata = dbManager.directoryMetadata(account: ncKitAccount, serverUrl: serverUrl.path) {
directoryEtag = directoryMetadata.etag
}
NextcloudKit.shared.readFileOrFolder(serverUrlFileName: serverUrlPath, depth: "0", showHiddenFiles: true) { account, files, _, error in
guard directoryEtag != files.first?.etag else {
finishReadServerUrl(serverUrlPath, ncKitAccount: ncKitAccount, completionHandler: completionHandler)
return
}
NextcloudKit.shared.readFileOrFolder(serverUrlFileName: serverUrlPath, depth: "1", showHiddenFiles: true) { account, files, _, error in
guard error == .success else {
finishReadServerUrl(serverUrlPath, ncKitAccount: ncKitAccount, completionHandler: completionHandler)
return
}
DispatchQueue.global().async {
dbManager.convertNKFilesToItemMetadatas(files, account: ncKitAccount) { _, childDirectoriesMetadata, metadatas in
dbManager.updateItemMetadatas(account: ncKitAccount, serverUrl: serverUrlPath, updatedMetadatas: metadatas)
dbManager.updateDirectoryMetadatasFromItemMetadatas(account: ncKitAccount, parentDirectoryServerUrl: serverUrlPath, updatedDirectoryItemMetadatas: childDirectoriesMetadata)
finishReadServerUrl(serverUrlPath, ncKitAccount: ncKitAccount, completionHandler: completionHandler)
}
}
}
}
}
}