* `rewrite_policy`: Message Rewrite Policy, either one or a list. Here are the ones available by default:
* `Pleroma.Web.ActivityPub.MRF.NoOpPolicy`: Doesn’t modify activities (default).
* `Pleroma.Web.ActivityPub.MRF.DropPolicy`: Drops all activities. It generally doesn’t makes sense to use in production.
- * `Pleroma.Web.ActivityPub.MRF.SimplePolicy`: Restrict the visibility of activities from certains instances (See [`:mrf_simple`](#mrf_simple)).
+ * `Pleroma.Web.ActivityPub.MRF.SimplePolicy`: Restrict the visibility of activities from certain instances (See [`:mrf_simple`](#mrf_simple)).
* `Pleroma.Web.ActivityPub.MRF.TagPolicy`: Applies policies to individual users based on tags, which can be set using pleroma-fe/admin-fe/any other app that supports Pleroma Admin API. For example it allows marking posts from individual users nsfw (sensitive).
* `Pleroma.Web.ActivityPub.MRF.SubchainPolicy`: Selectively runs other MRF policies when messages match (See [`:mrf_subchain`](#mrf_subchain)).
* `Pleroma.Web.ActivityPub.MRF.RejectNonPublic`: Drops posts with non-public visibility settings (See [`:mrf_rejectnonpublic`](#mrf_rejectnonpublic)).
* `Pleroma.Web.ActivityPub.MRF.MentionPolicy`: Drops posts mentioning configurable users. (See [`:mrf_mention`](#mrf_mention)).
* `Pleroma.Web.ActivityPub.MRF.VocabularyPolicy`: Restricts activities to a configured set of vocabulary. (See [`:mrf_vocabulary`](#mrf_vocabulary)).
* `Pleroma.Web.ActivityPub.MRF.ObjectAgePolicy`: Rejects or delists posts based on their age when received. (See [`:mrf_object_age`](#mrf_object_age)).
-* `public`: Makes the client API in authentificated mode-only except for user-profiles. Useful for disabling the Local Timeline and The Whole Known Network.
+ * `Pleroma.Web.ActivityPub.MRF.ActivityExpirationPolicy`: Adds expiration to all local Create activities (see [`:mrf_activity_expiration`](#mrf_activity_expiration)).
+* `public`: Makes the client API in authenticated mode-only except for user-profiles. Useful for disabling the Local Timeline and The Whole Known Network.
* `quarantined_instances`: List of ActivityPub instances where private(DMs, followers-only) activities will not be send.
* `managed_config`: Whenether the config for pleroma-fe is configured in [:frontend_configurations](#frontend_configurations) or in ``static/config.json``.
* `allowed_post_formats`: MIME-type list of formats allowed to be posted (transformed into HTML).
An example:
```elixir
-config :pleroma, :mrf_user_allowlist,
- "example.org": ["https://example.org/users/admin"]
+config :pleroma, :mrf_user_allowlist, %{
+ "example.org" => ["https://example.org/users/admin"]
+}
```
#### :mrf_object_age
* `rejected_shortcodes`: Regex-list of shortcodes to reject
* `size_limit`: File size limit (in bytes), checked before an emoji is saved to the disk
+#### :mrf_activity_expiration
+
+* `days`: Default global expiration time for all local Create activities (in days)
+
### :activitypub
* `unfollow_blocked`: Whether blocks result in people getting unfollowed
* `outgoing_blocks`: Whether to federate blocks to other instances
* `base_url`: The base URL to access a user-uploaded file. Useful when you want to proxy the media files via another host.
* `proxy_remote`: If you're using a remote uploader, Pleroma will proxy media requests instead of redirecting to it.
* `proxy_opts`: Proxy options, see `Pleroma.ReverseProxy` documentation.
+* `filename_display_max_length`: Set max length of a filename to display. 0 = no limit. Default: 30.
!!! warning
`strip_exif` has been replaced by `Pleroma.Upload.Filter.Mogrify`.