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版本更新檢查
#pragma mark - 保存應用在AppStore上的版本號到本地
+ (void)saveAppStoreVersionToUserDefaults {
NSString *storeVersion = [kUserDefaults stringForKey:kAppStoreVersionKey];
NSString *bundleVersion = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"];
// 應用當前的version，應該小於等於store上的version。如果不是，則說明應用升級後，UserDefault中保存的store version未更新，需重新設。
if(nil == storeVersion || [self version:bundleVersion isBiggerThan:storeVersion]) {
storeVersion = [HYBNetworkEngine obtainLatestAppVersion]; // 獲取最新的版本
if (storeVersion) {
[kUserDefaults setObject:storeVersion forKey:kAppStoreVersionKey];
}
}
return;
}
#pragma mark - 是否需要更新應用
+ (BOOL)isAppNeedToUpdate:(BOOL)needNetwork {
NSString *version = nil;
if (needNetwork) { // 獲取應用在appStore上的版本
version = [HYBNetworkEngine obtainLatestAppVersion];
if (version) { // 保存到本地
[kUserDefaults setObject:version forKey:kAppStoreVersionKey];
}
} else { // 直接從本地獲取
version = [kUserDefaults stringForKey:kAppStoreVersionKey];
}
if (!version) {
return NO;
}
NSString *bundleVersion = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"];
if ([self version:version isBiggerThan:bundleVersion]) {
return YES;
}
return NO;
}
+ (BOOL)version:(NSString *)versionA isBiggerThan:(NSString *)versionB {
NSArray *a = [versionA componentsSeparatedByString:@"."];
NSArray *b = [versionB componentsSeparatedByString:@"."];
unsigned aa = [[a objectAtIndex:0] intValue];
unsigned ab = [a count] > 1 ? [[a objectAtIndex:1] intValue] : 0;
unsigned cc = [a count] > 2 ? [[a objectAtIndex:2] intValue] : 0;
unsigned ba = [[b objectAtIndex:0] intValue];
unsigned bb = [b count] > 1 ? [[b objectAtIndex:1] intValue] : 0;
unsigned bc = [b count] > 2 ? [[b objectAtIndex:2] intValue] : 0;
return ((aa > ba) || (aa == ba && ab > bb) || (aa == ba && ab == bb && cc > bc));
}
#pragma mark - 進入AppStore應用
+ (void)goToAppStore {
#if TARGET_IPHONE_SIMULATOR
NSLog(@"虛擬機不支持APP Store.打開iTunes不會有效果。");
#else
NSString *iTunesLink = [NSString stringWithFormat:@"https://phobos.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=%@&mt=8", kAppIDInAppStore, nil];
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:iTunesLink]];
#endif
}
最後更新：2017-04-03 08:26:24