Deal MultiPart Form Data in Rust Rocket web frame, easily upload files to server.
All code is in lib.rs. main.rs is a good example to see how it work.
First, add dependency in Cargo.toml:
rocket_upload = "0.1.0"Next, use the crate on the head of your code:
use rocket_upload::MultipartDatas;Finally in your handler function:
#[post("/upload/<userid>", data = "<data>")]
fn upload(userid: String, content_type: &ContentType, data: MultipartDatas) -> Html<String>
{
// to get a param from client
let mut result=format!("UserID:{}<br>",userid);
// content_type not used here, just for more informations
result = format!("{}{:?}<br>",result,content_type);
// aquire all Form field data
for t in data.texts {
result = format!("{}FieldName:{} --- FieldValue:{}<br>",result,t.key,t.value);
}
// aquire all files upload
for f in data.files {
result = format!("{}FieldName:{} --- FileName:{} --- StoragePath:{}<br>",
result,f.name,f.filename,f.path);
f.persist(Path::new("upload"));
}
Html(format!("<html><head></head><body>upload coming...<br>{}</body></html>",result))
}The project references the code of Magic Len's https://crates.io/crates/rocket-multipart-form-data