檢查手機是否設置了代理

- (BOOL) checkProxySetting {
    NSDictionary *proxySettings = (__bridge NSDictionary *)(CFNetworkCopySystemProxySettings());
    NSArray *proxies = (__bridge NSArray *)(CFNetworkCopyProxiesForURL((__bridge CFURLRef _Nonnull)([NSURL URLWithString:@"https://www.baidu.com/"]), (__bridge CFDictionaryRef _Nonnull)(proxySettings)));
    NSDictionary *settings = [proxies firstObject];
    //    NSLog(@"%@",proxySettings);
    //    NSLog(@"%@",proxies);
    //    NSLog(@"%@",settings);
//    NSLog(@"%@",[settings objectForKey:(NSString *)kCFProxyHostNameKey]);
//    NSLog(@"%@",[settings objectForKey:(NSString *)kCFProxyPortNumberKey]);
//    NSLog(@"%@",[settings objectForKey:(NSString *)kCFProxyTypeKey]);
    // kCFProxyTypeHTTPS   kCFProxyTypeNone
    if (![[settings objectForKey:(NSString *)kCFProxyTypeKey] isEqualToString:@"kCFProxyTypeNone"]){
        //檢測到抓包
        //        [[UIApplication sharedApplication].keyWindow wp_showHudWithText:nil detailText:@"當前網絡不安全,請檢查后再試" delay:kDelayTime];
        UIAlertView *alter = [[UIAlertView alloc] initWithTitle:@"溫馨提示" message:@"當前網絡環(huán)境異常,請檢查后再試"  delegate:nil cancelButtonTitle:@"確定" otherButtonTitles:nil];
        [alter show];
        return YES;
    }else {
        return NO;
    }
}