electron/browser/auto_updater_mac.mm

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// Copyright (c) 2013 GitHub, Inc. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "browser/auto_updater.h"
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#import <ReactiveCocoa/RACCommand.h>
#import <ReactiveCocoa/RACSignal.h>
#import <ReactiveCocoa/NSObject+RACPropertySubscribing.h>
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#import <Squirrel/Squirrel.h>
#include "base/bind.h"
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#include "base/time/time.h"
#include "base/strings/sys_string_conversions.h"
#include "browser/auto_updater_delegate.h"
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namespace auto_updater {
namespace {
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// The gloal SQRLUpdater object.
SQRLUpdater* g_updater = nil;
void RelaunchToInstallUpdate() {
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[[g_updater relaunchToInstallUpdate] subscribeError:^(NSError* error) {
AutoUpdaterDelegate* delegate = AutoUpdater::GetDelegate();
if (delegate)
delegate->OnError(base::SysNSStringToUTF8(error.localizedDescription));
}];
}
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} // namespace
// static
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void AutoUpdater::SetFeedURL(const std::string& feed) {
if (g_updater == nil) {
// Initialize the SQRLUpdater.
NSString *version = NSBundle.mainBundle.sqrl_bundleVersion;
NSString *urlString = [NSString stringWithFormat:@"%@?version=%@", base::SysUTF8ToNSString(feed), version];
NSURL* url = [NSURL URLWithString:urlString];
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NSURLRequest* urlRequest = [NSURLRequest requestWithURL:url];
g_updater = [[SQRLUpdater alloc] initWithUpdateRequest:urlRequest];
AutoUpdaterDelegate* delegate = GetDelegate();
if (!delegate)
return;
__block SQRLUpdate* update = nil;
// Subscribe to events.
[g_updater.updates subscribeNext:^(SQRLDownloadedUpdate* downloadedUpdate) {
update = downloadedUpdate.update;
} completed:^() {
if (update) {
// There is a new update that has been downloaded.
delegate->OnUpdateDownloaded(
base::SysNSStringToUTF8(update.releaseNotes),
base::SysNSStringToUTF8(update.releaseName),
base::Time::FromDoubleT(update.releaseDate.timeIntervalSince1970),
base::SysNSStringToUTF8(update.updateURL.absoluteString),
base::Bind(RelaunchToInstallUpdate));
}
else {
// When the completed event is sent with no update, then we know there
// is no update available.
delegate->OnUpdateNotAvailable();
}
update = nil;
}];
[[g_updater rac_valuesForKeyPath:@"state" observer:g_updater]
subscribeNext:^(NSNumber *stateNumber) {
int state = [stateNumber integerValue];
if (state == SQRLUpdaterStateCheckingForUpdate) {
delegate->OnCheckingForUpdate();
}
else if (state == SQRLUpdaterStateDownloadingUpdate) {
delegate->OnUpdateAvailable();
}
}];
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}
}
// static
void AutoUpdater::CheckForUpdates() {
RACSignal* signal = [g_updater.checkForUpdatesCommand execute:nil];
AutoUpdaterDelegate* delegate = GetDelegate();
if (!delegate)
return;
[signal subscribeError:^(NSError* error) {
// Something wrong happened.
delegate->OnError(base::SysNSStringToUTF8(error.localizedDescription));
}];
}
} // namespace auto_updater