[DX] [D8] Add a `validate()` method to entity classes

In Drupal 8, classes that are used in order to implement a content entity (which extend the ContentEntityBase class) have a validate() method that validates the values entered when creating the entity.

A similar method should be introduced in Backdrop and added to EntityInterface.

GitHub Link:

https://github.com/backdrop/backdrop-issues/issues/6061

GitHub Issue #:

6061

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Recent comments

UPDATE: I fixed the errors that I found in the logs. They were related to deleting an old blog content type pulled over from Drupal that was still referenced in one of the layouts. I updated...

Posted 4 hours 6 min ago by (pgrayove) on:

missing "add block" in custom layout

Hmmm... this sounds like a bug with Copy Blocks. Would this possibly be related: https://github.com/backdrop-contrib/copy_blocks/issues/26 https://github.com/backdrop-contrib/...

Posted 19 hours 10 min ago by Alejandro Cremaschi (argiepiano) on:

missing "add block" in custom layout

Also this error: Warning: Undefined array key "blog" in summary() (line 63 of /app/core/modules/layout/plugins/access/entity_bundle_layout_access.inc). I did recently delete an old blog...

Posted 21 hours 11 min ago by (pgrayove) on:

missing "add block" in custom layout