NSMutableURLRequestMultipart
NSMutableURLRequestMultipart is a category of NSMutableURLRequest for sending a simple POST request.
MultipartFormData
You create a form using the MultipartFormData.
- (void)appendValue:(NSString *)value name:(NSString *)name;- (void)appendFileURL:(NSURL *)fileURL
name:(NSString *)name
error:(NSError * __autoreleasing *)error;
- (void)appnedFileData:(NSData *)data
name:(NSString *)name
fileName:(NSString *)fileName
mimeType:(NSString *)mimeType
error:(NSError * __autoreleasing *)error;
Usage
NSURLSessionConfiguration *configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
NSURLSession *session = [NSURLSession sessionWithConfiguration:configuration];
UIImage *image = [UIImage imageNamed:@"Lenna"];
NSData *data = UIImageJPEGRepresentation(image, 1);
NSMutableURLRequest *request = [[NSMutableURLRequest alloc] initWithMultipartFormRequestWithURL:[NSURL URLWithString:@"http://localhost:3000/media/upload"] constructingBodyWithBlock:^(MultipartFormData *formData) {
[formData appnedFileData:data name:@"fileName" mimeType:@"image/jpeg" error:nil];
}];
NSURLSessionDataTask *task = [session dataTaskWithRequest:request completionHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
// response
}];
[task resume];