iOS - When I Upload image and text with space I am getting error image not saved ?

- (IBAction)btnSave_Clicked:(id)sender
{
        imageData = UIImageJPEGRepresentation(view_img.image, 90);
        NSString *urlString = [NSString stringWithFormat:@"http://localhost/API/bradi_client_food_journal.php?sfooditems=%@",[food_items text]];
                
        NSMutableURLRequest *request = [[[NSMutableURLRequest alloc] init] autorelease];
        [request setURL:[NSURL URLWithString:urlString]];
        [request setHTTPMethod:@"POST"];
        
        NSString *boundary = @"---------------------------14737809831466499882746641449";
        NSString *contentType = [NSString stringWithFormat:@"multipart/form-data; boundary=%@",boundary];
        [request addValue:contentType forHTTPHeaderField: @"Content-Type"];
        
        NSMutableData *body = [NSMutableData data];
        [body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
        [body appendData:[@"Content-Disposition: form-data; name=\"userfile\"; filename=\".jpg\"\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
        
        [body appendData:[@"Content-Type: application/octet-stream\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]];
        [body appendData:[NSData dataWithData:imageData]];
        [body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n",boundary] dataUsingEncoding:NSUTF8StringEncoding]];
        
        [request setHTTPBody:body];
        
        NSData *returnData = [NSURLConnection sendSynchronousRequest:request returningResponse:nil error:nil];
        NSString *returnString = [[NSString alloc] initWithData:returnData encoding:NSUTF8StringEncoding];
        
        if([returnString isEqualToString:@"1"]){
           
            UIAlertView *completed =[[UIAlertView alloc]
                        initWithTitle:@"Congratulations!!!"
                        message:@"Image saved successfully" delegate:self
                        cancelButtonTitle:@"OK" otherButtonTitles: nil];
               [completed show];
  
        }else{
         
            UIAlertView *error =[[UIAlertView alloc]
                                 initWithTitle:@"Error!"
                                 message:@"Image not saved" delegate:self
                                 cancelButtonTitle:@"OK" otherButtonTitles: nil];
            [error show];
        }
}