From dadd657e0a19675655dd9c4946420786e51325d9 Mon Sep 17 00:00:00 2001
From: Myriad-Dreamin <35292584+Myriad-Dreamin@users.noreply.github.com>
Date: Fri, 1 Mar 2024 19:42:01 +0800
Subject: [PATCH] Allow DTD in XML parsing (#3534)

---
 crates/typst/src/loading/xml.rs | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/crates/typst/src/loading/xml.rs b/crates/typst/src/loading/xml.rs
index 338b2f303..fde7d55a2 100644
--- a/crates/typst/src/loading/xml.rs
+++ b/crates/typst/src/loading/xml.rs
@@ -1,4 +1,5 @@
 use ecow::EcoString;
+use roxmltree::ParsingOptions;
 
 use crate::diag::{format_xml_like_error, At, FileError, SourceResult};
 use crate::engine::Engine;
@@ -80,8 +81,12 @@ impl xml {
         let text = std::str::from_utf8(data.as_slice())
             .map_err(FileError::from)
             .at(span)?;
-        let document =
-            roxmltree::Document::parse(text).map_err(format_xml_error).at(span)?;
+        let document = roxmltree::Document::parse_with_options(
+            text,
+            ParsingOptions { allow_dtd: true, ..Default::default() },
+        )
+        .map_err(format_xml_error)
+        .at(span)?;
         Ok(convert_xml(document.root()))
     }
 }