# Gerar pré-visualizações de onebox para links em posts importados

**URL:** https://meta.discourse.org/t/generate-onebox-previews-for-links-in-imported-posts/257879
**Category:** Migration
**Tags:** onebox
**Created:** [Março 12, 2023, 6:41pm UTC](https://meta.discourse.org/t/generate-onebox-previews-for-links-in-imported-posts/257879 "2023-03-12T18:41:44Z")
**Posts on this page:** 1
**Showing post:** 5

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### Author: ![Richie](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/richie/32/115110_2.png) [@Richie](https://meta.discourse.org/u/Richie)
#### Post date: [Março 12, 2023, 7:24pm UTC](https://meta.discourse.org/t/generate-onebox-previews-for-links-in-imported-posts/257879/5 "2023-03-12T19:24:41Z")

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Antes que você faça…

> [@How to avoid potential issues when rebaking all posts?](https://meta.discourse.org/t/how-to-avoid-potential-issues-when-rebaking-all-posts/249271):
>
> Hi! Rebaking all posts is sometimes a recommended action for various reasons. After my own experience of a rebake experience that raised issues and seen/foresee other potential others, I’d like to know how they can be avoided. If I rebake my 2M posts, it will trigger too many requests to Youtube and [my IP will be blacklisted](https://meta.discourse.org/t/onebox-assistant-crawl-for-those-previews-reliably/107405/128), preventing Discourse from generating previews. If oneboxes (with titles, thumbnails, excerpts copied in Discourse database - cooked field) original URLs went to be …

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