GeoDemo-ios4

NewPOIViewController.m post POI

- (IBAction)tapPostPOI:(id)sender {
    UIImage *image = imageView.image;
    
    NSData *data = UIImagePNGRepresentation(image);
    //Just pass the call over to our generic serviceCaller
    [serviceCaller postToUrl:sasURL
                    withBody:data andPostType:@"PUT" andContentType:@"image/jpeg" withCallback:^(NSString *response) {
                        //This is the callback code that the ServiceCaller will call upon success
                        labelSasUrl.text = response;
                        if ([response isEqualToString:@""])
                            labelSasUrl.text = @"Should have been a success, proceeding";
                        
                        //   Now add the location information to the server
                        NSString *poiURL = [[sasURL componentsSeparatedByString:@"?"] objectAtIndex:0];
                        NSUserDefaults *prefs = [NSUserDefaults standardUserDefaults];
                        
                        //build an info object and convert to json
                        NSDictionary* jsonDictionary = [NSDictionary dictionaryWithObjectsAndKeys:
                                                        @"My Image", @"Description",
                                                        [self generateUuidString], @"Id",
                                                        [prefs stringForKey:@"Latitude"], @"Latitude",
                                                        [prefs stringForKey:@"Longitude"], @"Longitude",
                                                        @"1", @"Type",
                                                        poiURL, @"Url",
                                                        nil];
                        NSError *error;
                        NSData* jsonData = [NSJSONSerialization dataWithJSONObject:jsonDictionary
                                                                           options:NSJSONWritingPrettyPrinted error:&error];
                        //Pass the call over to our generic serviceCaller
                        [serviceCaller postToUrl:kAddPOIUrl
                                        withBody:jsonData andPostType:@"POST" andContentType:@"application/json" withCallback:^(NSString *response) {
                                            //This is the callback code that the ServiceCaller will call upon success
                                            labelSasUrl.text = response;
                                            if ([response isEqualToString:@""])
                                                labelSasUrl.text = @"Should have been a success, poi added";
                                            [self.navigationController popViewControllerAnimated:YES];
                                            
                                        }];
                        
                    }];
}

- (NSString *)generateUuidString
{
    // create a new UUID
    CFUUIDRef uuid = CFUUIDCreate(kCFAllocatorDefault);
    
    // create a new CFStringRef (toll-free bridged to NSString)
    NSString *uuidString = (__bridge NSString *)CFUUIDCreateString(kCFAllocatorDefault, uuid);
    
    // release the UUID
    CFRelease(uuid);
    
    return uuidString;
}