115 lines
3.6 KiB
Text
115 lines
3.6 KiB
Text
// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/browser/auto_updater.h"
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#import <ReactiveCocoa/RACCommand.h>
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#import <ReactiveCocoa/RACSignal.h>
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#import <ReactiveCocoa/NSObject+RACPropertySubscribing.h>
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#import <Squirrel/Squirrel.h>
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#include "base/bind.h"
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#include "base/time/time.h"
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#include "base/strings/sys_string_conversions.h"
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namespace auto_updater {
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namespace {
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// The gloal SQRLUpdater object.
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SQRLUpdater* g_updater = nil;
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} // namespace
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namespace {
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bool g_update_available = false;
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}
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// static
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void AutoUpdater::SetFeedURL(const std::string& feed) {
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if (g_updater == nil) {
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Delegate* delegate = GetDelegate();
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if (!delegate)
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return;
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// Initialize the SQRLUpdater.
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NSURL* url = [NSURL URLWithString:base::SysUTF8ToNSString(feed)];
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NSURLRequest* urlRequest = [NSURLRequest requestWithURL:url];
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@try {
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g_updater = [[SQRLUpdater alloc] initWithUpdateRequest:urlRequest];
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} @catch (NSException* error) {
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delegate->OnError(base::SysNSStringToUTF8(error.reason));
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return;
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}
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[[g_updater rac_valuesForKeyPath:@"state" observer:g_updater]
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subscribeNext:^(NSNumber *stateNumber) {
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int state = [stateNumber integerValue];
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// Dispatching the event on main thread.
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dispatch_async(dispatch_get_main_queue(), ^{
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if (state == SQRLUpdaterStateCheckingForUpdate)
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delegate->OnCheckingForUpdate();
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else if (state == SQRLUpdaterStateDownloadingUpdate)
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delegate->OnUpdateAvailable();
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});
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}];
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}
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}
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// static
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void AutoUpdater::CheckForUpdates() {
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Delegate* delegate = GetDelegate();
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if (!delegate)
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return;
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[[[[g_updater.checkForUpdatesCommand
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execute:nil]
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// Send a `nil` after everything...
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concat:[RACSignal return:nil]]
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// But only take the first value. If an update is sent, we'll get that.
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// Otherwise, we'll get our inserted `nil` value.
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take:1]
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subscribeNext:^(SQRLDownloadedUpdate *downloadedUpdate) {
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if (downloadedUpdate) {
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g_update_available = true;
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SQRLUpdate* update = downloadedUpdate.update;
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// There is a new update that has been downloaded.
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delegate->OnUpdateDownloaded(
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base::SysNSStringToUTF8(update.releaseNotes),
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base::SysNSStringToUTF8(update.releaseName),
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base::Time::FromDoubleT(update.releaseDate.timeIntervalSince1970),
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base::SysNSStringToUTF8(update.updateURL.absoluteString));
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} else {
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g_update_available = false;
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// When the completed event is sent with no update, then we know there
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// is no update available.
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delegate->OnUpdateNotAvailable();
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}
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} error:^(NSError *error) {
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NSString* failureString = error.localizedFailureReason ?
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[NSString stringWithFormat:@"%@: %@",
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error.localizedDescription,
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error.localizedFailureReason] :
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[NSString stringWithString:error.localizedDescription];
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delegate->OnError(base::SysNSStringToUTF8(failureString));
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}];
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}
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void AutoUpdater::QuitAndInstall() {
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Delegate* delegate = AutoUpdater::GetDelegate();
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if (g_update_available) {
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[[g_updater relaunchToInstallUpdate] subscribeError:^(NSError* error) {
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if (delegate)
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delegate->OnError(base::SysNSStringToUTF8(error.localizedDescription));
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}];
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} else {
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if (delegate)
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delegate->OnError("No update available, can't quit and install");
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}
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}
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} // namespace auto_updater
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