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/proxyでemoji, avatarなどの命令がありかつ画像でないなら404を返すように

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tamaina 2023-02-09 12:39:24 +00:00
parent 7651353f39
commit 19035c676c
1 changed files with 16 additions and 8 deletions
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24
packages/backend/src/server/FileServerService.ts
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@ -255,8 +255,21 @@ export class FileServerService {
const isConvertibleImage = isMimeImage(file.mime, 'sharp-convertible-image'); const isConvertibleImage = isMimeImage(file.mime, 'sharp-convertible-image');
const isAnimationConvertibleImage = isMimeImage(file.mime, 'sharp-animation-convertible-image'); const isAnimationConvertibleImage = isMimeImage(file.mime, 'sharp-animation-convertible-image');
if (
'emoji' in request.query ||
'avatar' in request.query ||
'static' in request.query ||
'preview' in request.query ||
'badge' in request.query
) {
if (!isConvertibleImage) {
// 画像でないなら404でお茶を濁す
throw new StatusError('Unexpected mime', 404);
}
}
let image: IImageStreamable | null = null; let image: IImageStreamable | null = null;
if (('emoji' in request.query || 'avatar' in request.query) && isConvertibleImage) { if ('emoji' in request.query || 'avatar' in request.query) {
if (!isAnimationConvertibleImage && !('static' in request.query)) { if (!isAnimationConvertibleImage && !('static' in request.query)) {
image = { image = {
data: fs.createReadStream(file.path), data: fs.createReadStream(file.path),
@ -277,16 +290,11 @@ export class FileServerService {
type: 'image/webp', type: 'image/webp',
}; };
} }
} else if ('static' in request.query && isConvertibleImage) { } else if ('static' in request.query) {
image = this.imageProcessingService.convertToWebpStream(file.path, 498, 280); image = this.imageProcessingService.convertToWebpStream(file.path, 498, 280);
} else if ('preview' in request.query && isConvertibleImage) { } else if ('preview' in request.query) {
image = this.imageProcessingService.convertToWebpStream(file.path, 200, 200); image = this.imageProcessingService.convertToWebpStream(file.path, 200, 200);
} else if ('badge' in request.query) { } else if ('badge' in request.query) {
if (!isConvertibleImage) {
// 画像でないなら404でお茶を濁す
throw new StatusError('Unexpected mime', 404);
}
const mask = sharp(file.path) const mask = sharp(file.path)
.resize(96, 96, { .resize(96, 96, {
fit: 'inside', fit: 'inside',