cerca

commit bbdbda8cda8d035dfcafd8349767578f72151cb6
parent 00af87d7ff655867d5923818c7c4bea943e7e925
Author: alex wennerberg <alex@alexwennerberg.com>
Date:   Sun, 31 Dec 2023 11:55:20 -0500

Disable MathJax from markdown

MathJax is rarely used and can cause surprising issues, such as:

"I want to spend between $5 and $10 on Apples"

ending up mangled

Diffstat:
M
util/util.go
 | 
4
+++-

1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/util/util.go b/util/util.go
@@ -20,6 +20,7 @@ import (
 	"time"
 
 	"github.com/gomarkdown/markdown"
+	"github.com/gomarkdown/markdown/parser"
 	"github.com/komkom/toml"
 	"github.com/microcosm-cc/bluemonday"
 	"golang.org/x/exp/utf8string"
@@ -97,7 +98,8 @@ func Markup(md template.HTML) template.HTML {
 	mdBytes := []byte(string(md))
 	// fix newlines
 	mdBytes = markdown.NormalizeNewlines(mdBytes)
-	maybeUnsafeHTML := markdown.ToHTML(mdBytes, nil, nil)
+	mdParser := parser.NewWithExtensions(parser.CommonExtensions ^ parser.MathJax)
+	maybeUnsafeHTML := markdown.ToHTML(mdBytes, mdParser, nil)
 	// guard against malicious code being embedded
 	html := contentGuardian.SanitizeBytes(maybeUnsafeHTML)
 	return template.HTML(html)