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Make sure local accounts can't initiate processing after suspendNetwork is called. Issue #1401

This commit is contained in:
Maurice Parker 2019-12-06 16:06:54 -07:00
parent 1e05238c54
commit d4722f766f
2 changed files with 12 additions and 5 deletions
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4
Frameworks/Account/LocalAccount/LocalAccountDelegate.swift
View File

@ -202,7 +202,7 @@ final class LocalAccountDelegate: AccountDelegate {
// MARK: Suspend and Resume (for iOS)
func suspendNetwork() {
refresher.cancelAll()
refresher.suspend()
}
func suspendDatabase() {
@ -210,6 +210,6 @@ final class LocalAccountDelegate: AccountDelegate {
}
func resume() {
// Nothing to do
refresher.resume()
}
}

13
Frameworks/Account/LocalAccount/LocalAccountRefresher.swift
View File

@ -15,6 +15,7 @@ import Articles
final class LocalAccountRefresher {
private var completion: (() -> Void)?
private var isSuspended = false
private lazy var downloadSession: DownloadSession = {
return DownloadSession(delegate: self)
@ -29,8 +30,13 @@ final class LocalAccountRefresher {
downloadSession.downloadObjects(feeds as NSSet)
}
public func cancelAll() {
public func suspend() {
downloadSession.cancelAll()
isSuspended = true
}
public func resume() {
isSuspended = false
}
}
@ -56,7 +62,7 @@ extension LocalAccountRefresher: DownloadSessionDelegate {
}
func downloadSession(_ downloadSession: DownloadSession, downloadDidCompleteForRepresentedObject representedObject: AnyObject, response: URLResponse?, data: Data, error: NSError?) {
guard let feed = representedObject as? WebFeed, !data.isEmpty else {
guard let feed = representedObject as? WebFeed, !data.isEmpty, !isSuspended else {
return
}
@ -86,13 +92,14 @@ extension LocalAccountRefresher: DownloadSessionDelegate {
}
func downloadSession(_ downloadSession: DownloadSession, shouldContinueAfterReceivingData data: Data, representedObject: AnyObject) -> Bool {
guard let feed = representedObject as? WebFeed else {
guard !isSuspended, let feed = representedObject as? WebFeed else {
return false
}
if data.isEmpty {
return true
}
if data.isDefinitelyNotFeed() {
return false
}