feat: add --assets options to override assets (#134)

* feat: add --assets options to override assets

* update readme
This commit is contained in:
sigoden
2022-09-05 10:30:45 +08:00
committed by GitHub
parent bde06fef94
commit a74e40aee5
7 changed files with 142 additions and 81 deletions

View File

@@ -19,6 +19,7 @@ use hyper::header::{
};
use hyper::{Body, Method, StatusCode, Uri};
use serde::Serialize;
use std::borrow::Cow;
use std::collections::HashMap;
use std::fs::Metadata;
use std::io::SeekFrom;
@@ -46,6 +47,7 @@ const BUF_SIZE: usize = 65536;
pub struct Server {
args: Arc<Args>,
assets_prefix: String,
html: Cow<'static, str>,
single_file_req_paths: Vec<String>,
running: Arc<AtomicBool>,
}
@@ -66,11 +68,16 @@ impl Server {
} else {
vec![]
};
let html = match args.assets_path.as_ref() {
Some(path) => Cow::Owned(std::fs::read_to_string(path.join("index.html")).unwrap()),
None => Cow::Borrowed(INDEX_HTML),
};
Self {
args,
running,
single_file_req_paths,
assets_prefix,
html,
}
}
@@ -118,7 +125,7 @@ impl Server {
let headers = req.headers();
let method = req.method().clone();
if method == Method::GET && self.handle_embed_assets(req_path, &mut res).await? {
if method == Method::GET && self.handle_assets(req_path, headers, &mut res).await? {
return Ok(res);
}
@@ -496,29 +503,40 @@ impl Server {
Ok(())
}
async fn handle_embed_assets(&self, req_path: &str, res: &mut Response) -> BoxResult<bool> {
async fn handle_assets(
&self,
req_path: &str,
headers: &HeaderMap<HeaderValue>,
res: &mut Response,
) -> BoxResult<bool> {
if let Some(name) = req_path.strip_prefix(&self.assets_prefix) {
match name {
"index.js" => {
*res.body_mut() = Body::from(INDEX_JS);
res.headers_mut().insert(
"content-type",
HeaderValue::from_static("application/javascript"),
);
}
"index.css" => {
*res.body_mut() = Body::from(INDEX_CSS);
res.headers_mut()
.insert("content-type", HeaderValue::from_static("text/css"));
}
"favicon.ico" => {
*res.body_mut() = Body::from(FAVICON_ICO);
res.headers_mut()
.insert("content-type", HeaderValue::from_static("image/x-icon"));
}
_ => {
return Ok(false);
match self.args.assets_path.as_ref() {
Some(assets_path) => {
let path = assets_path.join(name);
self.handle_send_file(&path, headers, false, res).await?;
}
None => match name {
"index.js" => {
*res.body_mut() = Body::from(INDEX_JS);
res.headers_mut().insert(
"content-type",
HeaderValue::from_static("application/javascript"),
);
}
"index.css" => {
*res.body_mut() = Body::from(INDEX_CSS);
res.headers_mut()
.insert("content-type", HeaderValue::from_static("text/css"));
}
"favicon.ico" => {
*res.body_mut() = Body::from(FAVICON_ICO);
res.headers_mut()
.insert("content-type", HeaderValue::from_static("image/x-icon"));
}
_ => {
status_not_found(res);
}
},
}
res.headers_mut().insert(
"cache-control",
@@ -802,23 +820,10 @@ impl Server {
dir_exists: exist,
};
let data = serde_json::to_string(&data).unwrap();
let asset_js = format!("{}index.js", self.assets_prefix);
let asset_css = format!("{}index.css", self.assets_prefix);
let asset_ico = format!("{}favicon.ico", self.assets_prefix);
let output = INDEX_HTML.replace(
"__SLOT__",
&format!(
r#"
<link rel="icon" type="image/x-icon" href="{}">
<link rel="stylesheet" href="{}">
<script>
DATA = {}
</script>
<script src="{}"></script>
"#,
asset_ico, asset_css, data, asset_js
),
);
let output = self
.html
.replace("__ASSERTS_PREFIX__", &self.assets_prefix)
.replace("__INDEX_DATA__", &data);
res.headers_mut()
.typed_insert(ContentType::from(mime_guess::mime::TEXT_HTML_UTF_8));
res.headers_mut()