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Fix: inline svg image taint canva

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This commit is contained in:
emon100 2021-08-23 21:07:59 +08:00
parent eeda86bd5e
commit 38ab9c192c
1 changed files with 1 additions and 3 deletions
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4
src/core/cache-storage.ts
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@ -94,7 +94,7 @@ export class Cache {
img.onload = () => resolve(img); img.onload = () => resolve(img);
img.onerror = reject; img.onerror = reject;
//ios safari 10.3 taints canvas with data urls unless crossOrigin is set to anonymous //ios safari 10.3 taints canvas with data urls unless crossOrigin is set to anonymous
if (isInlineBase64Image(src) || useCORS) { if (isInlineImage(src) || useCORS) {
img.crossOrigin = 'anonymous'; img.crossOrigin = 'anonymous';
} }
img.src = src; img.src = src;
@ -166,12 +166,10 @@ export class Cache {
} }
const INLINE_SVG = /^data:image\/svg\+xml/i; const INLINE_SVG = /^data:image\/svg\+xml/i;
const INLINE_BASE64 = /^data:image\/.*;base64,/i;
const INLINE_IMG = /^data:image\/.*/i; const INLINE_IMG = /^data:image\/.*/i;
const isRenderable = (src: string): boolean => FEATURES.SUPPORT_SVG_DRAWING || !isSVG(src); const isRenderable = (src: string): boolean => FEATURES.SUPPORT_SVG_DRAWING || !isSVG(src);
const isInlineImage = (src: string): boolean => INLINE_IMG.test(src); const isInlineImage = (src: string): boolean => INLINE_IMG.test(src);
const isInlineBase64Image = (src: string): boolean => INLINE_BASE64.test(src);
const isBlobImage = (src: string): boolean => src.substr(0, 4) === 'blob'; const isBlobImage = (src: string): boolean => src.substr(0, 4) === 'blob';
const isSVG = (src: string): boolean => src.substr(-3).toLowerCase() === 'svg' || INLINE_SVG.test(src); const isSVG = (src: string): boolean => src.substr(-3).toLowerCase() === 'svg' || INLINE_SVG.test(src);