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Merge pull request #8501 from overleaf/bg-handle-broken-ops

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[track-changes] handle broken ops when generating zip file

GitOrigin-RevId: d90ee1f01bc191f39538588499f9a8983652964c
This commit is contained in:
Brian Gough 2022-06-23 11:13:58 +01:00 committed by Copybot
parent 2bd7bb449f
commit e11b504c5a
1 changed files with 7 additions and 3 deletions
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10
services/track-changes/app/js/ZipManager.js
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@ -97,11 +97,15 @@ async function rewindDoc(projectId, docId, zipfile) {
const updatePath = `${id}/updates/${update.v}`
zipfile.addBuffer(Buffer.from(JSON.stringify(update)), updatePath, {
mtime: new Date(update.meta.start_ts),
})
try {
content = DiffGenerator.rewindUpdate(content, update)
// filter out any known "broken ops" as these may be recoverable
update.op = update.op.filter(op => !op.broken)
// only store the update in the zip file when we have applied it
// successfully, and after filtering out broken ops.
zipfile.addBuffer(Buffer.from(JSON.stringify(update)), updatePath, {
mtime: new Date(update.meta.start_ts),
})
v = update.v
} catch (e) {
e.attempted_update = update // keep a record of the attempted update