fix missing title attribute on <iframe> tag suggested for embedding (#3901)

[github/Chocobozzz/PeerTube.git] / shared / core-utils / renderer / html.ts

diff --git a/shared/core-utils/renderer/html.ts b/shared/core-utils/renderer/html.ts
index 1220848a0a2cc4fcbb45ebebd8d9fb37f25ab9fd..de4ad47ac8569c47d41f89f405fb2af34a273724 100644 (file)
--- a/shared/core-utils/renderer/html.ts
+++ b/shared/core-utils/renderer/html.ts
@@ -19,3 +19,21 @@ export const SANITIZE_OPTIONS = {
     }
   }
 }
+
+// Thanks: https://stackoverflow.com/a/12034334
+export function escapeHTML (stringParam: string) {
+  if (!stringParam) return ''
+
+  const entityMap = {
+    '&': '&',
+    '<': '&lt;',
+    '>': '&gt;',
+    '"': '&quot;',
+    '\'': '&#39;',
+    '/': '&#x2F;',
+    '`': '&#x60;',
+    '=': '&#x3D;'
+  }
+
+  return String(stringParam).replace(/[&<>"'`=/]/g, s => entityMap[s])
+}