iOS開發應用程式更新

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#import "ViewController.h"//1一定要先配置自己項目在商店的APPID,配置完最好在真機上運行才能看到完全效果哦#define STOREAPPID @"1080182980"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];    //一句代碼實現檢測更新    [self hsUpdateApp];}/** *  天朝專用檢測app更新 */-(void)hsUpdateApp{    //2先擷取當前工程項目版本號碼    NSDictionary *infoDic=[[NSBundle mainBundle] infoDictionary];    NSString *currentVersion=infoDic[@"CFBundleShortVersionString"];        //3從網路擷取appStore版本號碼    NSError *error;    NSData *response = [NSURLConnection sendSynchronousRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"http://itunes.apple.com/cn/lookup?id=%@",STOREAPPID]]] returningResponse:nil error:nil];    if (response == nil) {        NSLog(@"你沒有串連網路哦");        return;    }    NSDictionary *appInfoDic = [NSJSONSerialization JSONObjectWithData:response options:NSJSONReadingMutableLeaves error:&error];    if (error) {        NSLog(@"hsUpdateAppError:%@",error);        return;    }    NSArray *array = appInfoDic[@"results"];    NSDictionary *dic = array[0];    NSString *appStoreVersion = dic[@"version"];    //列印版本號碼    NSLog(@"目前的版本號:%@\n商店版本號碼:%@",currentVersion,appStoreVersion);    //4目前的版本號小於商店版本號碼,就更新    if([currentVersion floatValue] < [appStoreVersion floatValue])    {        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"版本有更新" message:[NSString stringWithFormat:@"檢測到新版本(%@),是否更新?",appStoreVersion] delegate:self cancelButtonTitle:@"取消"otherButtonTitles:@"更新",nil];        [alert show];    }else{        NSLog(@"版本號碼好像比商店大噢!檢測到不需要更新");    }}- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{    //5實現跳轉到市集進行更新    if(buttonIndex==1)    {        //6此處加入應用在app store的地址，方便使用者去更新，一種實現方式如下：        NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"https://itunes.apple.com/us/app/id%@?ls=1&mt=8", STOREAPPID]];        [[UIApplication sharedApplication] openURL:url];    }}@end

 

iOS開發應用程式更新