1 files changed, 12 insertions, 0 deletions
diff --git a/src/misc/check-svg.ts b/src/misc/check-svg.ts
new file mode 100644
index 0000000000..b8c8af9efb
--- /dev/null
+++ b/src/misc/check-svg.ts
@@ -0,0 +1,12 @@
+import * as fs from 'fs';
+import * as isSvg from 'is-svg';
+
+export default function(path: string) {
+	try {
+		const size = fs.statSync(path).size;
+		if (size > 1 * 1024 * 1024) return false;
+		return isSvg(fs.readFileSync(path));
+	} catch {
+		return false;
+	}
+}