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fix: 文件下载改用 fetch+blob 方式，避免浏览器显示乱码

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用 fetch 获取文件内容后创建 Blob URL 触发下载，
不依赖服务端 Content-Disposition 头。

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Your Name 2026-02-10 19:39:30 +08:00
parent 9a0e7b356b
commit 0c59797d5b
1 changed files with 24 additions and 6 deletions
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30
frontend/app/agency/briefs/[id]/page.tsx
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@ -417,10 +417,19 @@ export default function BriefConfigPage() {
return return
} }
try { try {
const signedUrl = await api.getSignedUrl(file.url, 3600, true) const signedUrl = await api.getSignedUrl(file.url)
window.open(signedUrl, '_blank') const resp = await fetch(signedUrl)
const blob = await resp.blob()
const blobUrl = URL.createObjectURL(blob)
const a = document.createElement('a')
a.href = blobUrl
a.download = file.name
document.body.appendChild(a)
a.click()
document.body.removeChild(a)
URL.revokeObjectURL(blobUrl)
} catch { } catch {
toast.error('获取下载链接失败') toast.error('下载失败')
} }
} }
@ -660,10 +669,19 @@ export default function BriefConfigPage() {
return return
} }
try { try {
const signedUrl = await api.getSignedUrl(file.url, 3600, true) const signedUrl = await api.getSignedUrl(file.url)
window.open(signedUrl, '_blank') const resp = await fetch(signedUrl)
const blob = await resp.blob()
const blobUrl = URL.createObjectURL(blob)
const a = document.createElement('a')
a.href = blobUrl
a.download = file.name
document.body.appendChild(a)
a.click()
document.body.removeChild(a)
URL.revokeObjectURL(blobUrl)
} catch { } catch {
toast.error('获取下载链接失败') toast.error('下载失败')
} }
} }