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Merge pull request #639 from vverst/cors-update

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Change CORS headers
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Daniel García 2019-10-05 16:09:33 +02:00 • committed by GitHub
commit d821389c2e
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1 changed files with 12 additions and 9 deletions
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21
src/util.rs
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@ -42,6 +42,13 @@ impl CORS {
_ => "".to_string(),
}
}
fn valid_url(url: String) -> String {
match url.as_ref() {
"file://" => "*".to_string(),
_ => url,
}
}
}
impl Fairing for CORS {
@ -56,21 +63,17 @@ impl Fairing for CORS {
let req_headers = request.headers();
// We need to explicitly get the Origin header for Access-Control-Allow-Origin
let req_allow_origin = CORS::get_header(&req_headers, "Origin");
let req_allow_origin = CORS::valid_url(CORS::get_header(&req_headers, "Origin"));
let req_allow_headers = CORS::get_header(&req_headers, "Access-Control-Request-Headers");
response.set_header(Header::new("Access-Control-Allow-Origin", req_allow_origin));
let req_allow_method = CORS::get_header(&req_headers,"Access-Control-Request-Method");
if request.method() == Method::Options {
let req_allow_headers = CORS::get_header(&req_headers, "Access-Control-Request-Headers");
let req_allow_method = CORS::get_header(&req_headers,"Access-Control-Request-Method");
if request.method() == Method::Options || response.content_type() == Some(ContentType::JSON) {
// Requests with credentials need explicit values since they do not allow wildcards.
response.set_header(Header::new("Access-Control-Allow-Origin", req_allow_origin));
response.set_header(Header::new("Access-Control-Allow-Methods", req_allow_method));
response.set_header(Header::new("Access-Control-Allow-Headers", req_allow_headers));
response.set_header(Header::new("Access-Control-Allow-Credentials", "true"));
}
if request.method() == Method::Options {
response.set_status(Status::Ok);
response.set_header(ContentType::Plain);
response.set_sized_body(Cursor::new(""));