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Merge pull request #10383 from overleaf/jpa-pdf-caching-avoid-cache-for-range-request

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[web] pdf-caching: avoid browser cache for range requests on output.pdf

GitOrigin-RevId: 546380cfb24094db0af7de0f47f5a69c60b0586d
This commit is contained in:
Alf Eaton 2022-11-09 09:22:31 +00:00 committed by Copybot
parent 72c1f9f0d8
commit 28414b118d
2 changed files with 14 additions and 4 deletions
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2
services/web/frontend/js/features/pdf-preview/util/metrics.js
View file

@ -4,7 +4,7 @@ import { trackPdfDownloadEnabled } from './pdf-caching-flags'
// VERSION should get incremented when making changes to caching behavior or
// adjusting metrics collection.
const VERSION = 8
const VERSION = 9
// editing session id
const EDITOR_SESSION_ID = uuid()

16
services/web/frontend/js/features/pdf-preview/util/pdf-caching.js
View file

@ -472,6 +472,7 @@ function checkChunkResponse(response, estimatedSize, init) {
export async function fallbackRequest({ url, start, end, abortSignal }) {
try {
const init = {
cache: 'no-store',
headers: { Range: `bytes=${start}-${end - 1}` },
signal: abortSignal,
}
@ -809,7 +810,10 @@ export async function fetchRange({
coalescedDynamicChunks.push({
chunk: dynamicChunks[0],
url,
init: { headers: { Range: `bytes=${byteRanges}` } },
init: {
cache: 'no-store',
headers: { Range: `bytes=${byteRanges}` },
},
})
break
case dynamicChunks.length <= MULTI_PART_THRESHOLD:
@ -820,7 +824,10 @@ export async function fetchRange({
coalescedDynamicChunks.push({
chunk,
url,
init: { headers: { Range: `bytes=${chunk.start}-${chunk.end - 1}` } },
init: {
cache: 'no-store',
headers: { Range: `bytes=${chunk.start}-${chunk.end - 1}` },
},
})
})
break
@ -828,7 +835,10 @@ export async function fetchRange({
coalescedDynamicChunks.push({
chunk: dynamicChunks,
url,
init: { headers: { Range: `bytes=${byteRanges}` } },
init: {
cache: 'no-store',
headers: { Range: `bytes=${byteRanges}` },
},
})
}