Rust

Add Parameters to Multipart Form-Data POSTs

Parameters (name=value) can be added to multipart/form-data POSTs (such as for file uploads) by using the AddParam method. This example sends the following HTTP POST

POST /something HTTP/1.1
Content-Type: multipart/form-data; boundary=------------010201080703010401070605
Host: domain
Content-Length: 560

--------------010201080703010401070605
Content-Disposition: form-data; name="name"

Joe
--------------010201080703010401070605
Content-Disposition: form-data; name="age"

25
--------------010201080703010401070605
Content-Disposition: form-data; name="fileA"; filename="fileA.txt"
Content-Type: text/plain

This is the contents of file A
--------------010201080703010401070605
Content-Disposition: form-data; name="fileB"; filename="fileB.txt"
Content-Type: text/plain

This is the contents of file B
--------------010201080703010401070605--

Rust

let req = chilkat::HttpRequest::new();

req.set_http_verb("POST");
req.set_path("/something");
req.set_content_type("multipart/form-data");

req.add_param("name", "Joe");
req.add_param("age", "25");

let _ = req.add_string_for_upload("fileA", "fileA.txt", "This is the contents of file A", "utf-8");
let _ = req.add_string_for_upload("fileB", "fileB.txt", "This is the contents of file B", "utf-8");

println!("{}", req.generate_request_text().unwrap_or_default());