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Fix module script MIME check to not include params

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Also makes it error when there is no MIME type available.
This commit is contained in:
Manish Goregaokar 2020-01-06 13:59:54 +05:30
parent be917ae9ef
commit 508bfbd0da
1 changed files with 11 additions and 2 deletions
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13
components/script/script_module.rs
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@ -931,9 +931,18 @@ impl FetchResponseListener for ModuleContext {
let meta = self.metadata.take().unwrap();
if let Some(content_type) = meta.content_type.map(Serde::into_inner) {
if !SCRIPT_JS_MIMES.contains(&content_type.to_string().as_str()) {
return Err(NetworkError::Internal("Invalid MIME type".to_owned()));
let c = content_type.to_string();
// The MIME crate includes params (e.g. charset=utf8) in the to_string
// https://github.com/hyperium/mime/issues/120
if let Some(ty) = c.split(';').next() {
if !SCRIPT_JS_MIMES.contains(&ty) {
return Err(NetworkError::Internal(format!("Invalid MIME type: {}", ty)));
}
} else {
return Err(NetworkError::Internal("Empty MIME type".into()));
}
} else {
return Err(NetworkError::Internal("No MIME type".into()));
}
// Step 10.