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Handle URLSession WebDAV auth challenge #1018

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merged 2 commits into from
Oct 21, 2024
Merged

Handle URLSession WebDAV auth challenge #1018

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04c9a50
Handle URLSession WebDAV auth challenge
mvasilak Oct 18, 2024
d38df7d
Fix tests
mvasilak Oct 19, 2024
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23 changes: 23 additions & 0 deletions Zotero/Controllers/Attachment Downloader/AttachmentDownloader.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -948,3 +948,26 @@ extension AttachmentDownloader: URLSessionDelegate {
}
}
}

extension AttachmentDownloader: URLSessionTaskDelegate {
func urlSession(
_ session: URLSession,
task: URLSessionTask,
didReceive challenge: URLAuthenticationChallenge,
completionHandler: @escaping @Sendable (URLSession.AuthChallengeDisposition, URLCredential?) -> Void
) {
let sessionStorage = webDavController.sessionStorage
let protectionSpace = challenge.protectionSpace
guard sessionStorage.isEnabled,
sessionStorage.isVerified,
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protectionSpace.authenticationMethod == NSURLAuthenticationMethodHTTPBasic || protectionSpace.authenticationMethod == NSURLAuthenticationMethodHTTPDigest,
protectionSpace.host == sessionStorage.host,
protectionSpace.port == sessionStorage.port,
protectionSpace.protocol == sessionStorage.scheme.rawValue
else {
completionHandler(.performDefaultHandling, nil)
return
}
completionHandler(.useCredential, URLCredential(user: sessionStorage.username, password: sessionStorage.password, persistence: .permanent))
}
}
12 changes: 12 additions & 0 deletions Zotero/Controllers/WebDAV/WebDavSessionStorage.swift
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Expand Up @@ -14,10 +14,22 @@ protocol WebDavSessionStorage: AnyObject {
var isVerified: Bool { get set }
var username: String { get set }
var url: String { get set }
var host: String { get }
var port: Int { get }
var scheme: WebDavScheme { get set }
var password: String { get set }
}

extension WebDavSessionStorage {
var host: String {
return url.split(separator: ":", maxSplits: 2).first.flatMap { String($0) } ?? ""
}

var port: Int {
url.split(separator: ":", maxSplits: 2).last.flatMap { Int($0) } ?? 80
}
}

final class SecureWebDavSessionStorage: WebDavSessionStorage {
private unowned let secureStorage: SecureStorage

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