NSString *newVersion;
NSURL *url = [NSURL URLWithString:@"http://itunes.apple.com/cn/lookup?id="];//这个URL地址是iTunes connect里面的相关配置信息。其中id是该app在app store唯一的ID编号。
NSString *responseString = [NSString stringWithContentsOfURL:url encoding:NSUTF8StringEncoding error:nil];
NSLog(@"通过appStore获取的数据信息:%@",responseString);
NSData *data = [responseString dataUsingEncoding:NSUTF8StringEncoding];
// 解析json数据
id json = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:nil];
NSArray *array = json[@"results"];
for (NSDictionary *dic in array) {
newVersion = [dic valueForKey:@"version"];
}
NSLog(@"通过appStore获取的版本号是:%@",newVersion);
//获取本地软件的版本号
NSString *localVersion = [[[NSBundle mainBundle]infoDictionary] objectForKey:@"CFBundleVersion"];
NSString *msg = [NSString stringWithFormat:@"你当前的版本是V%@,发现新版本V%@,是否下载新版本?",localVersion,newVersion];
//对比发现的新版本和本地的版本
if ([newVersion floatValue] > [localVersion floatValue])
{
UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"升级提示"message:msg preferredStyle:UIAlertControllerStyleAlert];
[self presentViewController:alert animated:YES completion:nil];
[alert addAction:[UIAlertAction actionWithTitle:@"现在升级" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"https://itunes.apple.com/cn/app/yi-ka-tongbic-ban/id1139094792?l=en&mt=8"]];这里写的URL地址是该app在app store里面的下载链接地址,其中ID是该app在app store对应的唯一的ID编号。
NSLog(@"点击现在升级按钮");
}]];
[alert addAction:[UIAlertAction actionWithTitle:@"下次再说" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
NSLog(@"点击下次再说按钮");
}]];
}
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