版本更新
#pragma mark -检查版本更新
- (void)checkNewVersion {
// NSString *url = @"https://itunes.apple.com/cn/app/ya-zi-kan-hu-ji-qi-ren/id1067342148?mt=8";
NSString*url =@"http://itunes.apple.com/cn/lookup?id=1067342148";
[GJWHttpTool getWithURL:url params:nil success:^(idjson) {
//请求成功
//字典接收请求到的JSon
NSDictionary *reslut = [NSJSONSerialization JSONObjectWithData:json options:NSJSONReadingMutableContainers error:nil];
NSDictionary *responseDict = [NSDictionary dictionaryWithDictionary:reslut];
//解析请求到的JSon
NSArray *results =[responseDict objectForKey:@"results"];
NSDictionary *finalDict = [results firstObject];
//获取APP下载地址
NSString*trackViewUrl =[finalDict objectForKey:@"trackViewUrl"];
updateUrl= [NSURL URLWithString:trackViewUrl];
//获取官网APP的版本号
NSString *str1 = [finalDict objectForKey:@"version"];
NSString *version1 = [str1 substringFromIndex:2];
//将版本号字符串转换成float类型
floatnewVersion = [version1 floatValue];
//获取本地项目版本号
//拿到项目的infoPlist文件中所有内容
NSDictionary *infoDict = [[NSBundle mainBundle] infoDictionary];
//获取到当前工程版本号
NSString *str2 = [infoDict objectForKey:@"CFBundleShortVersionString"];
NSString *version2 = [str2 substringFromIndex:2];
//将版本号字符串转换成float类型
floatlocalVersion =[version2 floatValue];
//对比两处版本号
if(newVersion >localVersion) {
UIAlertView *alert=[[UIAlertView alloc] initWithTitle:@""message:[NSStringstringWithFormat:@"新版本%@已发布!",str1] delegate:self.classcancelButtonTitle:@"知道了"otherButtonTitles:nil,nil];
alert.delegate=self;
[alert addButtonWithTitle:@"前往更新"];
[alert show];
alert.tag=20;
}else{
[[[UIAlertView alloc] initWithTitle:nilmessage:@"已是最高版本"delegate:self.classcancelButtonTitle:@"知道了"otherButtonTitles:nil,nil]show];
}
}failure:^(NSError*error) {
//返回请求失败的原因
NSLog(@"NSError:%@", error);
}];
}
#pragma mark – UIAlertViewDelegate
- (void)alertView:(UIAlertView*)alertView didDismissWithButtonIndex:(NSInteger)buttonIndex{
if(buttonIndex ==1& alertView.tag==20) {
// NSString*url = @"https://itunes.apple.com/cn/app/ya-zi-kan-hu-ji-qi-ren/id1067342148?mt=8";
// [[UIApplication sharedApplication] openURL:[NSURL URLWithString:url]];
[[UIApplication sharedApplication] openURL:updateUrl];
}
}
注：不喜勿喷！！！