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Add JavaScript asset proxy integration #742

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Add JavaScript asset proxy integration #742

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f6cc1d6
Simplify JS asset proxy spec
ChristianPavilonis May 28, 2026
74c8211
update spec
ChristianPavilonis Jun 5, 2026
5ea798f
Add JavaScript asset proxy integration
ChristianPavilonis Jun 10, 2026
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10 changes: 10 additions & 0 deletions crates/trusted-server-core/src/html_processor.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -258,6 +258,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
move |el| {
if let Some(mut href) = el.get_attribute("href") {
let original_href = href.clone();
let element_name = el.tag_name();
if let Some(rewritten) = patterns.rewrite_url_value(&href) {
href = rewritten;
}
Expand All @@ -267,6 +268,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
&href,
&IntegrationAttributeContext {
attribute_name: "href",
element_name: &element_name,
request_host: &patterns.request_host,
request_scheme: &patterns.request_scheme,
origin_host: &patterns.origin_host,
Expand Down Expand Up @@ -296,6 +298,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
move |el| {
if let Some(mut src) = el.get_attribute("src") {
let original_src = src.clone();
let element_name = el.tag_name();
if let Some(rewritten) = patterns.rewrite_url_value(&src) {
src = rewritten;
}
Expand All @@ -304,6 +307,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
&src,
&IntegrationAttributeContext {
attribute_name: "src",
element_name: &element_name,
request_host: &patterns.request_host,
request_scheme: &patterns.request_scheme,
origin_host: &patterns.origin_host,
Expand Down Expand Up @@ -333,6 +337,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
move |el| {
if let Some(mut action) = el.get_attribute("action") {
let original_action = action.clone();
let element_name = el.tag_name();
if let Some(rewritten) = patterns.rewrite_url_value(&action) {
action = rewritten;
}
Expand All @@ -342,6 +347,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
&action,
&IntegrationAttributeContext {
attribute_name: "action",
element_name: &element_name,
request_host: &patterns.request_host,
request_scheme: &patterns.request_scheme,
origin_host: &patterns.origin_host,
Expand Down Expand Up @@ -371,6 +377,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
move |el| {
if let Some(mut srcset) = el.get_attribute("srcset") {
let original_srcset = srcset.clone();
let element_name = el.tag_name();
let new_srcset = srcset
.replace(&patterns.https_origin(), &patterns.replacement_url())
.replace(&patterns.http_origin(), &patterns.replacement_url())
Expand All @@ -388,6 +395,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
&srcset,
&IntegrationAttributeContext {
attribute_name: "srcset",
element_name: &element_name,
request_host: &patterns.request_host,
request_scheme: &patterns.request_scheme,
origin_host: &patterns.origin_host,
Expand Down Expand Up @@ -417,6 +425,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
move |el| {
if let Some(mut imagesrcset) = el.get_attribute("imagesrcset") {
let original_imagesrcset = imagesrcset.clone();
let element_name = el.tag_name();
let new_imagesrcset = imagesrcset
.replace(&patterns.https_origin(), &patterns.replacement_url())
.replace(&patterns.http_origin(), &patterns.replacement_url())
Expand All @@ -433,6 +442,7 @@ pub fn create_html_processor(config: HtmlProcessorConfig) -> impl StreamProcesso
&imagesrcset,
&IntegrationAttributeContext {
attribute_name: "imagesrcset",
element_name: &element_name,
request_host: &patterns.request_host,
request_scheme: &patterns.request_scheme,
origin_host: &patterns.origin_host,
Expand Down
2 changes: 2 additions & 0 deletions crates/trusted-server-core/src/integrations/datadome.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -737,6 +737,7 @@ mod tests {

let ctx = IntegrationAttributeContext {
attribute_name: "src",
element_name: "script",
request_host: "publisher.com",
request_scheme: "https",
origin_host: "origin.publisher.com",
Expand Down Expand Up @@ -777,6 +778,7 @@ mod tests {

let ctx = IntegrationAttributeContext {
attribute_name: "src",
element_name: "script",
request_host: "publisher.com",
request_scheme: "https",
origin_host: "origin.publisher.com",
Expand Down
2 changes: 2 additions & 0 deletions crates/trusted-server-core/src/integrations/google_tag_manager.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -707,6 +707,7 @@ mod tests {

let ctx = IntegrationAttributeContext {
attribute_name: "src",
element_name: "script",
request_host: "example.com",
request_scheme: "https",
origin_host: "origin.example.com",
Expand Down Expand Up @@ -823,6 +824,7 @@ mod tests {

let ctx = IntegrationAttributeContext {
attribute_name: "href",
element_name: "a",
request_host: "example.com",
request_scheme: "https",
origin_host: "origin.example.com",
Expand Down
1 change: 1 addition & 0 deletions crates/trusted-server-core/src/integrations/gpt.rs
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Expand Up @@ -480,6 +480,7 @@ mod tests {
fn test_context() -> IntegrationAttributeContext<'static> {
IntegrationAttributeContext {
attribute_name: "src",
element_name: "script",
request_host: "edge.example.com",
request_scheme: "https",
origin_host: "origin.example.com",
Expand Down
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