iOS开发之Appstore篇——版本更新

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1.版本更新方法

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+ (void)updateWithAPPID:(NSString *)appid back:(void (^)(NSString *, NSString *, NSString *, BOOL))back{     NSDictionary *infoDic = [[NSBundle mainBundle] infoDictionary];     __block NSString *currentVersion = infoDic[@"CFBundleShortVersionString"];     __block NSString *appstoreVersion = currentVersion;     [self httpToolRequestWithUrlStr:nil baseUrl:[NSString stringWithFormat:@"http://itunes.apple.com/cn/lookup?id=%@",appid] method:GETSTR parameters:nil completionHandler:^(NSURLResponse *response, id responseObject, NSError *error) {         if (responseObject) {             NSArray *results = responseObject[@"results"];             NSDictionary *lastDict = [results lastObject];             appstoreVersion = lastDict[@"version"];             NSString *appstoreUrl = lastDict[@"trackViewUrl"];             if (![currentVersion isEqualToString:appstoreVersion]) {                 if (back) {                     back(currentVersion,appstoreVersion,appstoreUrl,YES);                 }             }else{//不更新                 if (back) {                     back(currentVersion,appstoreVersion,nil,NO);                 }             }         }else{//不更新             if (back) {                 back(currentVersion,appstoreVersion,nil,NO);             }         }     }]; }

2.页面更新提示

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[HttpTool updateWithAPPID:@"你的appid" back:^(NSString *currentVersion, NSString *storeVersion, NSString *openUrl, BOOL isUpdate) {                       if (isUpdate) {                           UIAlertController *alertVC = [UIAlertController alertControllerWithTitle:@"版本更新" message:@"app更新了，赶快去更新啦!" preferredStyle:UIAlertControllerStyleAlert];                           UIAlertAction *affirAction = [UIAlertAction actionWithTitle:@"更新" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {                               [[UIApplication sharedApplication]openURL:[NSURL URLWithString:openUrl]];                           }];                           UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"暂不更新" style:UIAlertActionStyleCancel handler:nil];                           [alertVC addAction:affirAction];                           [alertVC addAction:cancelAction];                           [self.window.rootViewController presentViewController:alertVC animated:YES completion:nil];                       }                   }];