From 6f7b8ce4336921d67b631f3ad8fb87ebe5de20b7 Mon Sep 17 00:00:00 2001
From: Reece Browne <74901996+reecebrowne@users.noreply.github.com>
Date: Sat, 13 Dec 2025 12:57:10 +0000
Subject: [PATCH] Bug/v2/static wasm (#5238)

# Description of Changes

<!--
Please provide a summary of the changes, including:

- What was changed
- Why the change was made
- Any challenges encountered

Closes #(issue_number)
-->

---

## Checklist

### General

- [ ] I have read the [Contribution
Guidelines](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/CONTRIBUTING.md)
- [ ] I have read the [Stirling-PDF Developer
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md)
(if applicable)
- [ ] I have read the [How to add new languages to
Stirling-PDF](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md)
(if applicable)
- [ ] I have performed a self-review of my own code
- [ ] My changes generate no new warnings

### Documentation

- [ ] I have updated relevant docs on [Stirling-PDF's doc
repo](https://github.com/Stirling-Tools/Stirling-Tools.github.io/blob/main/docs/)
(if functionality has heavily changed)
- [ ] I have read the section [Add New Translation
Tags](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/HowToAddNewLanguage.md#add-new-translation-tags)
(for new translation tags only)

### UI Changes (if applicable)

- [ ] Screenshots or videos demonstrating the UI changes are attached
(e.g., as comments or direct attachments in the PR)

### Testing (if applicable)

- [ ] I have tested my changes locally. Refer to the [Testing
Guide](https://github.com/Stirling-Tools/Stirling-PDF/blob/main/devGuide/DeveloperGuide.md#6-testing)
for more details.
---
 .../software/common/util/RequestUriUtils.java        |  8 ++++++--
 .../software/common/util/RequestUriUtilsTest.java    | 12 ++++++++++--
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/app/common/src/main/java/stirling/software/common/util/RequestUriUtils.java b/app/common/src/main/java/stirling/software/common/util/RequestUriUtils.java
index f1763e431..acad6f4a9 100644
--- a/app/common/src/main/java/stirling/software/common/util/RequestUriUtils.java
+++ b/app/common/src/main/java/stirling/software/common/util/RequestUriUtils.java
@@ -26,6 +26,7 @@ public class RequestUriUtils {
                 || normalizedUri.startsWith("/public/")
                 || normalizedUri.startsWith("/pdfjs/")
                 || normalizedUri.startsWith("/pdfjs-legacy/")
+                || normalizedUri.startsWith("/pdfium/")
                 || normalizedUri.startsWith("/assets/")
                 || normalizedUri.startsWith("/locales/")
                 || normalizedUri.startsWith("/Login/")
@@ -61,7 +62,8 @@ public class RequestUriUtils {
                 || normalizedUri.endsWith(".css")
                 || normalizedUri.endsWith(".mjs")
                 || normalizedUri.endsWith(".html")
-                || normalizedUri.endsWith(".toml");
+                || normalizedUri.endsWith(".toml")
+                || normalizedUri.endsWith(".wasm");
     }
 
     public static boolean isFrontendRoute(String contextPath, String requestURI) {
@@ -125,11 +127,13 @@ public class RequestUriUtils {
                 || requestURI.endsWith("popularity.txt")
                 || requestURI.endsWith(".js")
                 || requestURI.endsWith(".toml")
+                || requestURI.endsWith(".wasm")
                 || requestURI.contains("swagger")
                 || requestURI.startsWith("/api/v1/info")
                 || requestURI.startsWith("/site.webmanifest")
                 || requestURI.startsWith("/fonts")
-                || requestURI.startsWith("/pdfjs"));
+                || requestURI.startsWith("/pdfjs")
+                || requestURI.startsWith("/pdfium"));
     }
 
     /**
diff --git a/app/common/src/test/java/stirling/software/common/util/RequestUriUtilsTest.java b/app/common/src/test/java/stirling/software/common/util/RequestUriUtilsTest.java
index b7c121ab3..409615e68 100644
--- a/app/common/src/test/java/stirling/software/common/util/RequestUriUtilsTest.java
+++ b/app/common/src/test/java/stirling/software/common/util/RequestUriUtilsTest.java
@@ -24,6 +24,9 @@ public class RequestUriUtilsTest {
         assertTrue(
                 RequestUriUtils.isStaticResource("/pdfjs/pdf.worker.js"),
                 "PDF.js files should be static");
+        assertTrue(
+                RequestUriUtils.isStaticResource("/pdfium/pdfium.wasm"),
+                "PDFium wasm should be static");
         assertTrue(
                 RequestUriUtils.isStaticResource("/api/v1/info/status"),
                 "API status should be static");
@@ -110,7 +113,8 @@ public class RequestUriUtilsTest {
                 "/downloads/document.png",
                 "/assets/brand.ico",
                 "/any/path/with/image.svg",
-                "/deep/nested/folder/icon.png"
+                "/deep/nested/folder/icon.png",
+                "/pdfium/pdfium.wasm"
             })
     void testIsStaticResourceWithFileExtensions(String path) {
         assertTrue(
@@ -148,6 +152,9 @@ public class RequestUriUtilsTest {
         assertFalse(
                 RequestUriUtils.isTrackableResource("/script.js"),
                 "JS files should not be trackable");
+        assertFalse(
+                RequestUriUtils.isTrackableResource("/pdfium/pdfium.wasm"),
+                "PDFium wasm should not be trackable");
         assertFalse(
                 RequestUriUtils.isTrackableResource("/swagger/index.html"),
                 "Swagger files should not be trackable");
@@ -224,7 +231,8 @@ public class RequestUriUtilsTest {
                 "/api/v1/info/health",
                 "/site.webmanifest",
                 "/fonts/roboto.woff",
-                "/pdfjs/viewer.js"
+                "/pdfjs/viewer.js",
+                "/pdfium/pdfium.wasm"
             })
     void testNonTrackableResources(String path) {
         assertFalse(