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iOS开发之检查更新

日期:2017-05-09点击:309

iOS设备检查更新版本:

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#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:http://blog.csdn.net/heartofthesea/article/details/14127587



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

原文链接:https://yq.aliyun.com/articles/355226
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