70 lines
2.4 KiB
Rust
70 lines
2.4 KiB
Rust
use actix_web::{http::header, web, HttpRequest, HttpResponse};
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use mime_guess2::MimeGuess;
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fn cache_control_header(path: &str) -> &'static str {
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if path == "index.html" {
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"no-cache, no-store, must-revalidate"
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} else if path.ends_with(".js")
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|| path.ends_with(".css")
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|| path.ends_with(".woff2")
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|| path.ends_with(".woff")
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|| path.ends_with(".ttf")
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|| path.ends_with(".otf")
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|| path.ends_with(".png")
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|| path.ends_with(".jpg")
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|| path.ends_with(".jpeg")
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|| path.ends_with(".gif")
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|| path.ends_with(".svg")
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|| path.ends_with(".ico")
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|| path.ends_with(".webp")
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|| path.ends_with(".avif")
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|| path.ends_with(".map")
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{
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"public, max-age=31536000, immutable"
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} else {
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"no-cache"
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}
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}
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pub async fn serve_frontend(req: HttpRequest, path: web::Path<String>) -> HttpResponse {
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let path = path.into_inner();
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let path_str = if path.is_empty() || path == "/" {
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"index.html"
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} else {
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path.as_str()
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};
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let cc = cache_control_header(path_str);
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match frontend::get_frontend_asset_with_etag(path_str) {
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Some((data, etag)) => {
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// Check If-None-Match for conditional request
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if let Some(if_none_match) = req.headers().get(header::IF_NONE_MATCH) {
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if let Ok(client_etag) = if_none_match.to_str() {
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if client_etag == etag {
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return HttpResponse::NotModified()
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.insert_header(("Cache-Control", cc))
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.insert_header(("ETag", etag))
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.finish();
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}
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}
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}
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let mime = MimeGuess::from_path(path_str).first_or_octet_stream();
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HttpResponse::Ok()
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.content_type(mime.as_ref())
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.insert_header(("Cache-Control", cc))
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.insert_header(("ETag", etag))
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.body(data.to_vec())
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}
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None => match frontend::get_frontend_asset_with_etag("index.html") {
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Some((data, etag)) => HttpResponse::Ok()
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.content_type("text/html")
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.insert_header(("Cache-Control", "no-cache, no-store, must-revalidate"))
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.insert_header(("ETag", etag))
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.body(data.to_vec()),
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None => HttpResponse::NotFound().finish(),
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},
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}
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}
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