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iOS设备检查更新版本：
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | #pragma mark - 检查更新 - ( void )checkUpdateWithAPPID:( NSString *)APPID { //获取当前应用版本号 NSDictionary *appInfo = [[ NSBundle mainBundle] infoDictionary]; NSString *currentVersion = [appInfo objectForKey:@ "CFBundleVersion" ]; NSString *updateUrlString = [ NSString stringWithFormat:@ "http://itunes.apple.com/lookup?id=%@" ,APPID]; NSURL *updateUrl = [ NSURL URLWithString:updateUrlString]; versionRequest = [ASIFormDataRequest requestWithURL:updateUrl]; [versionRequest setRequestMethod:@ "GET" ]; [versionRequest setTimeOutSeconds:60]; [versionRequest addRequestHeader:@ "Content-Type" value:@ "application/json" ]; //loading view CustomAlertView *checkingAlertView = [[CustomAlertView alloc] initWithFrame:NAVIGATION_FRAME style:CustomAlertViewStyleDefault noticeText:@ "正在检查更新..." ]; checkingAlertView.userInteractionEnabled = YES ; [ self .navigationController.view addSubview:checkingAlertView]; [checkingAlertView release]; [versionRequest setCompletionBlock:^{ [checkingAlertView removeFromSuperview]; NSError *error = nil ; NSDictionary *dict = [ NSJSONSerialization JSONObjectWithData:[versionRequest responseData] options: NSJSONReadingMutableContainers error:&error]; if (!error) { if (dict != nil ) { // DLog(@"dict %@",dict); int resultCount = [[dict objectForKey:@ "resultCount" ] integerValue]; if (resultCount == 1) { NSArray *resultArray = [dict objectForKey:@ "results" ]; // DLog(@"version %@",[resultArray objectAtIndex:0]); NSDictionary *resultDict = [resultArray objectAtIndex:0]; // DLog(@"version is %@",[resultDict objectForKey:@"version"]); NSString *newVersion = [resultDict objectForKey:@ "version" ]; if ([newVersion doubleValue] > [currentVersion doubleValue]) { NSString *msg = [ NSString stringWithFormat:@ "最新版本为%@,是否更新？" ,newVersion]; newVersionURlString = [[resultDict objectForKey:@ "trackViewUrl" ] copy ]; DLog(@ "newVersionUrl is %@" ,newVersionURlString); // if ([newVersionURlString hasPrefix:@"https"]) { // [newVersionURlString replaceCharactersInRange:NSMakeRange(0, 5) withString:@"itms-apps"]; // } UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@ "提示" message:msg delegate: self cancelButtonTitle:@ "暂不" otherButtonTitles:@ "立即更新" , nil ]; alertView.tag = 1000; [alertView show]; [alertView release]; } else { UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:@ "提示" message:@ "您使用的是最新版本！" delegate: self cancelButtonTitle: nil otherButtonTitles:@ "确定" , nil ]; alertView.tag = 1001; [alertView show]; [alertView release]; } } } } else { DLog( "error is %@" ,[error debugDescription]); } }]; [versionRequest setFailedBlock:^{ [checkingAlertView removeFromSuperview]; CustomAlertView *alertView = [[CustomAlertView alloc] initWithFrame:NAVIGATION_FRAME style:CustomAlertViewStyleWarning noticeText:@ "操作失败，请稍候再试！" ]; [ self .navigationController.view addSubview:alertView]; [alertView release]; [alertView selfRemoveFromSuperviewAfterSeconds:1.0]; }]; [versionRequest startSynchronous]; } - ( void )alertView:(UIAlertView *)alertView clickedButtonAtIndex:( NSInteger )buttonIndex { DLog(@ "newVersionUrl is %@" ,newVersionURlString); if (buttonIndex) { if (alertView.tag == 1000) { if (newVersionURlString) { [[UIApplication sharedApplication] openURL:[ NSURL URLWithString:newVersionURlString]]; } } } } |
来源：
本文转自夏雪冬日博客园博客，原文链接：http://www.cnblogs.com/heyonggang/p/3539691.html，如需转载请自行联系原作者