From 5876c853d0661d39d9952bb521955f210f5f7970 Mon Sep 17 00:00:00 2001
From: Keavon Chambers <keavon@keavon.com>
Date: Wed, 2 Nov 2022 00:26:39 -0700
Subject: [PATCH] Remove regex lookbehind in rasterization which is unsupported
 by Safari

---
 frontend/src/utility-functions/files.ts | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/frontend/src/utility-functions/files.ts b/frontend/src/utility-functions/files.ts
index f82b6b6e..71443420 100644
--- a/frontend/src/utility-functions/files.ts
+++ b/frontend/src/utility-functions/files.ts
@@ -62,11 +62,12 @@ export function blobToBase64(blob: Blob): Promise<string> {
 }
 
 export async function replaceBlobURLsWithBase64(svg: string): Promise<string> {
-	const splitByBlobs = svg.split(/(?<=")(blob:.*?)(?=")/);
+	const splitByBlobs = svg.split(/("blob:.*?")/);
 	const onlyBlobs = splitByBlobs.filter((_, i) => i % 2 === 1);
 
 	const onlyBlobsConverted = onlyBlobs.map(async (blobURL) => {
-		const data = await fetch(blobURL);
+		const urlWithoutQuotes = blobURL.slice(1, -1);
+		const data = await fetch(urlWithoutQuotes);
 		const dataBlob = await data.blob();
 		return blobToBase64(dataBlob);
 	});
@@ -76,7 +77,7 @@ export async function replaceBlobURLsWithBase64(svg: string): Promise<string> {
 		if (i % 2 === 0) return segment;
 
 		const blobsIndex = Math.floor(i / 2);
-		return base64Images[blobsIndex];
+		return `"${base64Images[blobsIndex]}"`;
 	});
 	return substituted.join("");
 }