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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#import "keystone_glue.h"
@interface KeystoneGlue(Private)
// Called periodically to announce activity by pinging the Keystone server.
- (void)markActive:(NSTimer*)timer;
@end
// Provide declarations of the Keystone registration bits needed here. From
// KSRegistration.h.
typedef enum { kKSPathExistenceChecker } KSExistenceCheckerType;
NSString *KSRegistrationCheckForUpdateNotification =
@"KSRegistrationCheckForUpdateNotification";
NSString *KSRegistrationStatusKey = @"Status";
NSString *KSRegistrationVersionKey = @"Version";
NSString *KSRegistrationStartUpdateNotification =
@"KSRegistrationStartUpdateNotification";
NSString *KSUpdateCheckSuccessfulKey = @"CheckSuccessful";
NSString *KSUpdateCheckSuccessfullyInstalledKey = @"SuccessfullyInstalled";
@interface KSRegistration : NSObject
+ (id)registrationWithProductID:(NSString*)productID;
- (BOOL)registerWithVersion:(NSString*)version
existenceCheckerType:(KSExistenceCheckerType)xctype
existenceCheckerString:(NSString*)xc
serverURLString:(NSString*)serverURLString;
- (void)setActive;
- (void)checkForUpdate;
- (void)startUpdate;
@end
@implementation KeystoneGlue
+ (id)defaultKeystoneGlue {
// TODO(jrg): rename this file to .mm so I can use C++ and
// make this type a base::SingletonObjC<KeystoneGlue>.
static KeystoneGlue* sDefaultKeystoneGlue = nil; // leaked
if (sDefaultKeystoneGlue == nil) {
sDefaultKeystoneGlue = [[KeystoneGlue alloc] init];
[sDefaultKeystoneGlue loadParameters];
if (![sDefaultKeystoneGlue loadKeystoneRegistration]) {
[sDefaultKeystoneGlue release];
sDefaultKeystoneGlue = nil;
}
}
return sDefaultKeystoneGlue;
}
- (void)dealloc {
[url_ release];
[productID_ release];
[version_ release];
[registration_ release];
[super dealloc];
}
- (NSDictionary*)infoDictionary {
return [[NSBundle mainBundle] infoDictionary];
}
- (void)loadParameters {
NSDictionary* infoDictionary = [self infoDictionary];
NSString* url = [infoDictionary objectForKey:@"KSUpdateURL"];
NSString* product = [infoDictionary objectForKey:@"KSProductID"];
if (product == nil) {
product = [[NSBundle mainBundle] bundleIdentifier];
}
NSString* version = [infoDictionary objectForKey:@"KSVersion"];
if (!product || !url || !version) {
// If parameters required for Keystone are missing, don't use it.
return;
}
url_ = [url retain];
productID_ = [product retain];
version_ = [version retain];
}
- (BOOL)loadKeystoneRegistration {
if (!productID_ || !url_ || !version_)
return NO;
// Load the KeystoneRegistration framework bundle.
NSBundle* mainBundle = [NSBundle mainBundle];
NSString* ksrPath =
[[mainBundle privateFrameworksPath]
stringByAppendingPathComponent:@"KeystoneRegistration.framework"];
NSBundle* ksrBundle = [NSBundle bundleWithPath:ksrPath];
[ksrBundle load];
// Harness the KSRegistration class.
Class ksrClass = [ksrBundle classNamed:@"KSRegistration"];
KSRegistration* ksr = [ksrClass registrationWithProductID:productID_];
if (!ksr)
return NO;
registration_ = [ksr retain];
return YES;
}
- (void)registerWithKeystone {
[registration_ registerWithVersion:version_
existenceCheckerType:kKSPathExistenceChecker
existenceCheckerString:[[NSBundle mainBundle] bundlePath]
serverURLString:url_];
// Mark an active RIGHT NOW; don't wait an hour for the first one.
[registration_ setActive];
// Set up hourly activity pings.
timer_ = [NSTimer scheduledTimerWithTimeInterval:60 * 60 // One hour
target:self
selector:@selector(markActive:)
userInfo:registration_
repeats:YES];
}
- (void)stopTimer {
[timer_ invalidate];
}
- (void)markActive:(NSTimer*)timer {
KSRegistration* ksr = [timer userInfo];
[ksr setActive];
}
- (void)checkComplete:(NSNotification *)notification {
NSDictionary *userInfo = [notification userInfo];
BOOL updatesAvailable = [[userInfo objectForKey:KSRegistrationStatusKey]
boolValue];
NSString *latestVersion = [userInfo objectForKey:KSRegistrationVersionKey];
[checkTarget_ upToDateCheckCompleted:updatesAvailable
latestVersion:latestVersion];
[checkTarget_ release];
checkTarget_ = nil;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
[center removeObserver:self
name:KSRegistrationCheckForUpdateNotification
object:nil];
}
- (BOOL)checkForUpdate:(NSObject<KeystoneGlueCallbacks>*)target {
if (registration_ == nil)
return NO;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
[center addObserver:self
selector:@selector(checkComplete:)
name:KSRegistrationCheckForUpdateNotification
object:nil];
checkTarget_ = [target retain];
[registration_ checkForUpdate];
return YES;
}
- (void)startUpdateComplete:(NSNotification *)notification {
NSDictionary *userInfo = [notification userInfo];
BOOL checkSuccessful = [[userInfo objectForKey:KSUpdateCheckSuccessfulKey]
boolValue];
int installs = [[userInfo objectForKey:KSUpdateCheckSuccessfullyInstalledKey]
intValue];
[startTarget_ updateCompleted:checkSuccessful installs:installs];
[startTarget_ release];
startTarget_ = nil;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
[center removeObserver:self
name:KSRegistrationStartUpdateNotification
object:nil];
}
- (BOOL)startUpdate:(NSObject<KeystoneGlueCallbacks>*)target {
if (registration_ == nil)
return NO;
NSNotificationCenter* center = [NSNotificationCenter defaultCenter];
[center addObserver:self
selector:@selector(startUpdateComplete:)
name:KSRegistrationStartUpdateNotification
object:nil];
startTarget_ = [target retain];
[registration_ startUpdate];
return YES;
}
@end
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