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fix: Buffer dependency (#8474)

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* fix Buffer dependency

* moved to encode.ts

* move base64 parsing out

---------

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>
This commit is contained in:
zsviczian 2024-09-12 15:48:47 +02:00 • committed by GitHub
parent d4900e8f19
commit c1b310c56b
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2 changed files with 15 additions and 5 deletions
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9
packages/excalidraw/data/encode.ts
View file

@ -57,6 +57,15 @@ export const base64ToString = async (base64: string, isByteString = false) => {
: byteStringToString(window.atob(base64));
};
export const base64ToArrayBuffer = (base64: string): ArrayBuffer => {
if (typeof Buffer !== "undefined") {
// Node.js environment
return Buffer.from(base64, "base64").buffer;
}
// Browser environment
return byteStringToArrayBuffer(atob(base64));
};
// -----------------------------------------------------------------------------
// text encoding
// -----------------------------------------------------------------------------

11
packages/excalidraw/fonts/ExcalidrawFont.ts
View file

@ -1,4 +1,8 @@
import { stringToBase64, toByteString } from "../data/encode";
import {
base64ToArrayBuffer,
stringToBase64,
toByteString,
} from "../data/encode";
import { LOCAL_FONT_PROTOCOL } from "./metadata";
import loadWoff2 from "./wasm/woff2.loader";
import loadHbSubset from "./wasm/hb-subset.loader";
@ -49,10 +53,7 @@ export class ExcalidrawFont implements Font {
// it's dataurl (server), the font is inlined as base64, no need to fetch
if (url.protocol === "data:") {
const arrayBuffer = Buffer.from(
url.toString().split(",")[1],
"base64",
).buffer;
const arrayBuffer = base64ToArrayBuffer(url.toString().split(",")[1]);
const base64 = await ExcalidrawFont.subsetGlyphsByCodePoints(
arrayBuffer,