IOS检测版本更新

来源：互联网发布：南京银行上海分行知乎编辑：程序博客网时间：2024/06/03 20:10

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//  //  myCheckUpdate.h  //    //  //  Created by X on 13-9-25.  //  //    #import <Foundation/Foundation.h>    // 检查更新  @interface myCheckUpdate : NSObject <UIAlertViewDelegate, NSURLConnectionDelegate>     +(void) check;    @end

    //      //  myCheckUpdate.m      //        //      //  Created by X on 13-9-25.      //      //            #import "myCheckUpdate.h"      #import "CJSONDeserializer.h"            @implementation myCheckUpdate            // =============================================================      -(NSString*) getLocalVer {          NSDictionary* dict = [[NSBundle mainBundle] infoDictionary];          return [dict objectForKey:@"CFBundleVersion"];      }                  #pragma mark-      #pragma mark- UIAlertViewDelegate      // =============================================================      - (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {          if (buttonIndex == 1) {              // 弹出AppStore更新界面              [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"itms-apps://ax.itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?type=Purple+Software&id=yourAppID"]];          }      }                  #pragma mark-      #pragma mark- NSURLConnectionDelegate      // =============================================================      - (void)connection:(NSURLConnection *)theConnection didFailWithError:(NSError *)error{          // 当请求失败时的相关操作；          NSLog(@"Error info: %@", [error debugDescription]);      }            // 获取版本成功      // =============================================================      - (void)connection:(NSURLConnection *)theConnection didReceiveData:(NSData *)data {          NSDictionary* dict = [[CJSONDeserializer deserializer] deserializeAsDictionary:data error:nil];          if (dict) {              NSArray* results = [dict objectForKey:@"results"];              if (results && results.count != 0) {                  NSDictionary* resultsDict = [results objectAtIndex:0];                  if (resultsDict) {                      NSString* appstoreVer = [resultsDict objectForKey:@"version"];                      if (appstoreVer && ![appstoreVer isEqualToString:[self getLocalVer]]) {                                                    UIAlertView* view = [[UIAlertView alloc] initWithTitle:@"提示" message:@"检测到新版本,是否更新" delegate:self cancelButtonTitle:@"取消" otherButtonTitles:@"确认", nil];                                                    [view show];                          [view autorelease];                      }                  }              }          }      }            // =============================================================      -(void) start {          NSString* url = @"http://itunes.apple.com/cn/lookup?id=yourAppID";          NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString:url] cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:40] autorelease];          [request setHTTPMethod:@"GET"];                    [[NSURLConnection alloc] initWithRequest:request delegate:self];            }            // =============================================================      +(void) check {          myCheckUpdate* checkInst = [[myCheckUpdate alloc] init];          [checkInst start];      }            @end

使用

[myCheckUpdate check];

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