Merge branch 'develop' into feature/report-notes

.formatter.exs

@@ -1,3 +1,3 @@
 [
-  inputs: ["mix.exs", "{config,lib,test}/**/*.{ex,exs}", "priv/repo/migrations/*.exs"]
+  inputs: ["mix.exs", "{config,lib,test}/**/*.{ex,exs}", "priv/repo/migrations/*.exs", "priv/scrubbers/*.ex"]
 ]

CHANGELOG.md

@@ -20,6 +20,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - OStatus: Extract RSS functionality
 - Deprecated `User.Info` embedded schema (fields moved to `User`)
 - Store status data inside Flag activity
+- Deprecated (reorganized as `UserRelationship` entity) User fields with user AP IDs (`blocks`, `mutes`, `muted_reblogs`, `muted_notifications`, `subscribers`).
 <details>
   <summary>API Changes</summary>
 
@@ -36,9 +37,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Mastodon API: `pleroma.thread_muted` to the Status entity
 - Mastodon API: Mark the direct conversation as read for the author when they send a new direct message
 - Mastodon API, streaming: Add `pleroma.direct_conversation_id` to the `conversation` stream event payload.
+- Admin API: Render whole status in grouped reports
+- Mastodon API: User timelines will now respect blocks, unless you are getting the user timeline of somebody you blocked (which would be empty otherwise).
 </details>
 
 ### Added
+- `:chat_limit` option to limit chat characters.
 - Refreshing poll results for remote polls
 - Authentication: Added rate limit for password-authorized actions / login existence checks
 - Static Frontend: Add the ability to render user profiles and notices server-side without requiring JS app.
@@ -46,6 +50,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Mix task to list all users (`mix pleroma.user list`)
 - Support for `X-Forwarded-For` and similar HTTP headers which used by reverse proxies to pass a real user IP address to the backend. Must not be enabled unless your instance is behind at least one reverse proxy (such as Nginx, Apache HTTPD or Varnish Cache).
 - MRF: New module which handles incoming posts based on their age. By default, all incoming posts that are older than 2 days will be unlisted and not shown to their followers.
+- User notification settings: Add `privacy_option` option.
+- User settings: Add _This account is a_ option.
+- OAuth: admin scopes support (relevant setting: `[:auth, :enforce_oauth_admin_scope_usage]`).
 <details>
   <summary>API Changes</summary>
 
@@ -67,22 +74,31 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
   - `DELETE /api/pleroma/admin/users` (`nickname` query param or `nickname` sent in JSON body) is deprecated in favor of: `DELETE /api/pleroma/admin/users` (`nicknames` query array param or `nicknames` sent in JSON body)
 - Admin API: Add `GET /api/pleroma/admin/relay` endpoint - lists all followed relays
 - Pleroma API: `POST /api/v1/pleroma/conversations/read` to mark all conversations as read
+- ActivityPub: Support `Move` activities
 - Mastodon API: Add `/api/v1/markers` for managing timeline read markers
 - Mastodon API: Add the `recipients` parameter to `GET /api/v1/conversations`
 - Configuration: `feed` option for user atom feed.
 - Pleroma API: Add Emoji reactions
 - Admin API: Add `/api/pleroma/admin/instances/:instance/statuses` - lists all statuses from a given instance
 - Admin API: `PATCH /api/pleroma/users/confirm_email` to confirm email for multiple users, `PATCH /api/pleroma/users/resend_confirmation_email` to resend confirmation email for multiple users
+- ActivityPub: Configurable `type` field of the actors.
+- Mastodon API: `/api/v1/accounts/:id` has `source/pleroma/actor_type` field.
+- Mastodon API: `/api/v1/update_credentials` accepts `actor_type` field.
 </details>
 
 ### Fixed
 - Report emails now include functional links to profiles of remote user accounts
 - Not being able to log in to some third-party apps when logged in to MastoFE
+- MRF: `Delete` activities being exempt from MRF policies
+- OTP releases: Not being able to configure OAuth expired token cleanup interval
+- OTP releases: Not being able to configure HTML sanitization policy
+- Favorites timeline now ordered by favorite date instead of post date
 <details>
   <summary>API Changes</summary>
 
 - Mastodon API: Fix private and direct statuses not being filtered out from the public timeline for an authenticated user (`GET /api/v1/timelines/public`)
 - Mastodon API: Inability to get some local users by nickname in `/api/v1/accounts/:id_or_nickname`
+- AdminAPI: If some status received reports both in the "new" format and "old" format it was considered reports on two different statuses (in the context of grouped reports)
 - Admin API: Error when trying to update reports in the "old" format
 </details>
 

config/config.exs

@@ -225,6 +225,7 @@
   notify_email: "noreply@example.com",
   description: "A Pleroma instance, an alternative fediverse server",
   limit: 5_000,
+  chat_limit: 5_000,
   remote_limit: 100_000,
   upload_limit: 16_000_000,
   avatar_upload_limit: 2_000_000,
@@ -562,7 +563,10 @@
        base_path: "/oauth",
        providers: ueberauth_providers
 
-config :pleroma, :auth, oauth_consumer_strategies: oauth_consumer_strategies
+config :pleroma,
+       :auth,
+       enforce_oauth_admin_scope_usage: false,
+       oauth_consumer_strategies: oauth_consumer_strategies
 
 config :pleroma, Pleroma.Emails.Mailer, adapter: Swoosh.Adapters.Sendmail, enabled: false
 

config/description.exs

@@ -2094,6 +2094,15 @@
     type: :group,
     description: "Authentication / authorization settings",
     children: [
+      %{
+        key: :enforce_oauth_admin_scope_usage,
+        type: :boolean,
+        description:
+          "OAuth admin scope requirement toggle. " <>
+            "If `true`, admin actions explicitly demand admin OAuth scope(s) presence in OAuth token " <>
+            "(client app must support admin scopes). If `false` and token doesn't have admin scope(s)," <>
+            "`is_admin` user flag grants access to admin-specific actions."
+      },
       %{
         key: :auth_template,
         type: :string,

docs/API/admin_api.md

@@ -2,6 +2,13 @@
 
 Authentication is required and the user must be an admin.
 
+Configuration options:
+ 
+* `[:auth, :enforce_oauth_admin_scope_usage]` — OAuth admin scope requirement toggle.
+    If `true`, admin actions explicitly demand admin OAuth scope(s) presence in OAuth token (client app must support admin scopes).
+    If `false` and token doesn't have admin scope(s), `is_admin` user flag grants access to admin-specific actions.
+    Note that client app needs to explicitly support admin scopes and request them when obtaining auth token.
+
 ## `GET /api/pleroma/admin/users`
 
 ### List users

docs/API/differences_in_mastoapi_responses.md

@@ -57,6 +57,7 @@ Has these additional fields under the `pleroma` object:
 - `settings_store`: A generic map of settings for frontends. Opaque to the backend. Only returned in `verify_credentials` and `update_credentials`
 - `chat_token`: The token needed for Pleroma chat. Only returned in `verify_credentials`
 - `deactivated`: boolean, true when the user is deactivated
+- `allow_following_move`: boolean, true when the user allows automatically follow moved following accounts
 - `unread_conversation_count`: The count of unread conversations. Only returned to the account owner.
 
 ### Source
@@ -65,6 +66,8 @@ Has these additional fields under the `pleroma` object:
 
 - `show_role`: boolean, nullable, true when the user wants his role (e.g admin, moderator) to be shown
 - `no_rich_text` - boolean, nullable, true when html tags are stripped from all statuses requested from the API
+- `discoverable`: boolean, true when the user allows discovery of the account in search results and other services.
+- `actor_type`: string, the type of this account.
 
 ## Conversations
 
@@ -91,11 +94,18 @@ Has these additional fields under the `pleroma` object:
 
 - `is_seen`: true if the notification was read by the user
 
+### Move Notification
+
+The `type` value is `move`. Has an additional field:
+
+- `target`: new account
+
 ## GET `/api/v1/notifications`
 
 Accepts additional parameters:
 
 - `exclude_visibilities`: will exclude the notifications for activities with the given visibilities. The parameter accepts an array of visibility types (`public`, `unlisted`, `private`, `direct`). Usage example: `GET /api/v1/notifications?exclude_visibilities[]=direct&exclude_visibilities[]=private`.
+- `with_move`: boolean, when set to `true` will include Move notifications. `false` by default.
 
 ## POST `/api/v1/statuses`
 
@@ -136,7 +146,10 @@ Additional parameters can be added to the JSON body/Form data:
 - `default_scope` - the scope returned under `privacy` key in Source subentity
 - `pleroma_settings_store` - Opaque user settings to be saved on the backend.
 - `skip_thread_containment` - if true, skip filtering out broken threads
+- `allow_following_move` - if true, allows automatically follow moved following accounts
 - `pleroma_background_image` - sets the background image of the user.
+- `discoverable` - if true, discovery of this account in search results and other services is allowed.
+- `actor_type` - the type of this account.
 
 ### Pleroma Settings Store
 Pleroma has mechanism that allows frontends to save blobs of json for each user on the backend. This can be used to save frontend-specific settings for a user that the backend does not need to know about.

docs/API/pleroma_api.md

@@ -302,6 +302,7 @@ See [Admin-API](admin_api.md)
     * `follows`: BOOLEAN field, receives notifications from people the user follows
     * `remote`: BOOLEAN field, receives notifications from people on remote instances
     * `local`: BOOLEAN field, receives notifications from people on the local instance
+    * `privacy_option`: BOOLEAN field. When set to true, it removes the contents of a message from the push notification.
 * Response: JSON. Returns `{"status": "success"}` if the update was successful, otherwise returns `{"error": "error_msg"}`
 
 ## `/api/pleroma/healthcheck`

docs/administration/CLI_tasks/config.md

@@ -3,17 +3,26 @@
 !!! danger
     This is a Work In Progress, not usable just yet.
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl config` and in case of source installs it's
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
-`mix pleroma.config`.
 
 ## Transfer config from file to DB.
 
-```sh
+```sh tab="OTP"
-$PREFIX migrate_to_db
+ ./bin/pleroma_ctl config migrate_to_db
 ```
 
+```sh tab="From Source"
+mix pleroma.config migrate_to_db
+```
+
+
 ## Transfer config from DB to `config/env.exported_from_db.secret.exs`
 
-```sh
+```sh tab="OTP"
-$PREFIX migrate_from_db <env>
+ ./bin/pleroma_ctl config migrate_from_db <env>
 ```
+
+```sh tab="From Source"
+mix pleroma.config migrate_from_db <env>
+```
+

docs/administration/CLI_tasks/database.md

@@ -1,6 +1,6 @@
 # Database maintenance tasks
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl database` and in case of source installs it's `mix pleroma.database`.
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 !!! danger
     These mix tasks can take a long time to complete. Many of them were written to address specific database issues that happened because of bugs in migrations or other specific scenarios. Do not run these tasks "just in case" if everything is fine your instance.
@@ -9,8 +9,12 @@ Every command should be ran with a prefix, in case of OTP releases it is `./bin/
 
 Replaces embedded objects with references to them in the `objects` table. Only needs to be ran once if the instance was created before Pleroma 1.0.5. The reason why this is not a migration is because it could significantly increase the database size after being ran, however after this `VACUUM FULL` will be able to reclaim about 20% (really depends on what is in the database, your mileage may vary) of the db size before the migration.
 
-```sh
+```sh tab="OTP"
-$PREFIX remove_embedded_objects [<options>]
+./bin/pleroma_ctl database remove_embedded_objects [<options>]
+```
+
+```sh tab="From Source"
+mix pleroma.database remove_embedded_objects [<options>]
 ```
 
 ### Options
@@ -20,11 +24,15 @@ $PREFIX remove_embedded_objects [<options>]
 
 This will prune remote posts older than 90 days (configurable with [`config :pleroma, :instance, remote_post_retention_days`](../../configuration/cheatsheet.md#instance)) from the database, they will be refetched from source when accessed.
 
-!!! note
+!!! danger
-    The disk space will only be reclaimed after `VACUUM FULL`
+    The disk space will only be reclaimed after `VACUUM FULL`. You may run out of disk space during the execution of the task or vacuuming if you don't have about 1/3rds of the database size free.
 
-```sh
+```sh tab="OTP"
-$PREFIX pleroma.database prune_objects [<options>]
+./bin/pleroma_ctl database prune_objects [<options>]
+```
+
+```sh tab="From Source"
+mix pleroma.database prune_objects [<options>]
 ```
 
 ### Options
@@ -34,18 +42,30 @@ $PREFIX pleroma.database prune_objects [<options>]
 
 Can be safely re-run
 
-```sh
+```sh tab="OTP"
-$PREFIX bump_all_conversations
+./bin/pleroma_ctl database bump_all_conversations
+```
+
+```sh tab="From Source"
+mix pleroma.database bump_all_conversations
 ```
 
 ## Remove duplicated items from following and update followers count for all users
 
-```sh
+```sh tab="OTP"
-$PREFIX update_users_following_followers_counts
+./bin/pleroma_ctl database update_users_following_followers_counts
+```
+
+```sh tab="From Source"
+mix pleroma.database update_users_following_followers_counts
 ```
 
 ## Fix the pre-existing "likes" collections for all objects
 
-```sh
+```sh tab="OTP"
-$PREFIX fix_likes_collections
+./bin/pleroma_ctl database fix_likes_collections
+```
+
+```sh tab="From Source"
+mix pleroma.database fix_likes_collections
 ```

docs/administration/CLI_tasks/digest.md

@@ -1,13 +1,24 @@
 # Managing digest emails
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl digest` and in case of source installs it's `mix pleroma.digest`.
+
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 ## Send digest email since given date (user registration date by default) ignoring user activity status.
 
-```sh
+```sh tab="OTP"
-$PREFIX test <nickname> [<since_date>]
+ ./bin/pleroma_ctl digest test <nickname> [<since_date>]
 ```
 
-Example: 
+```sh tab="From Source"
-```sh
+mix pleroma.digest test <nickname> [<since_date>]
-$PREFIX test donaldtheduck 2019-05-20
 ```
+
+
+Example: 
+```sh tab="OTP"
+ ./bin/pleroma_ctl digest test donaldtheduck 2019-05-20
+```
+
+```sh tab="From Source"
+mix pleroma.digest test donaldtheduck 2019-05-20
+```
+

docs/administration/CLI_tasks/emoji.md

@@ -1,28 +1,44 @@
 # Managing emoji packs
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl emoji` and in case of source installs it's `mix pleroma.emoji`.
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 ## Lists emoji packs and metadata specified in the manifest
 
-```sh
+```sh tab="OTP"
-$PREFIX ls-packs [<options>]
+./bin/pleroma_ctl emoji ls-packs [<options>]
 ```
 
+```sh tab="From Source"
+mix pleroma.emoji ls-packs [<options>]
+```
+
+
 ### Options
 - `-m, --manifest PATH/URL` - path to a custom manifest, it can either be an URL starting with `http`, in that case the manifest will be fetched from that address, or a local path
 
 ## Fetch, verify and install the specified packs from the manifest into `STATIC-DIR/emoji/PACK-NAME`
-```sh
+
-$PREFIX get-packs [<options>] <packs>
+```sh tab="OTP"
+./bin/pleroma_ctl emoji get-packs [<options>] <packs>
+```
+
+```sh tab="From Source"
+mix pleroma.emoji get-packs [<options>] <packs>
 ```
 
 ### Options
 - `-m, --manifest PATH/URL` - same as [`ls-packs`](#ls-packs)
 
 ## Create a new manifest entry and a file list from the specified remote pack file
-```sh
+
-$PREFIX gen-pack PACK-URL
+```sh tab="OTP"
+./bin/pleroma_ctl emoji gen-pack PACK-URL
 ```
+
+```sh tab="From Source"
+mix pleroma.emoji gen-pack PACK-URL
+```
+
 Currently, only .zip archives are recognized as remote pack files and packs are therefore assumed to be zip archives. This command is intended to run interactively and will first ask you some basic questions about the pack, then download the remote file and generate an SHA256 checksum for it, then generate an emoji file list for you. 
 
   The manifest entry will either be written to a newly created `index.json` file or appended to the existing one, *replacing* the old pack with the same name if it was in the file previously.

docs/administration/CLI_tasks/general_cli_task_info.include

@@ -0,0 +1,5 @@
+Every command should be ran as the `pleroma` user from it's home directory. For example if you are superuser, you would have to wrap the command in `su pleroma -s $SHELL -lc "$COMMAND"`.
+
+??? note "From source note about `MIX_ENV`"
+
+     The `mix` command should be prefixed with the name of environment your Pleroma server is running in, usually it's `MIX_ENV=prod`

docs/administration/CLI_tasks/instance.md

@@ -1,12 +1,17 @@
 # Managing instance configuration
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl instance` and in case of source installs it's `mix pleroma.instance`.
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 ## Generate a new configuration file
-```sh
+```sh tab="OTP"
-$PREFIX gen [<options>]
+ ./bin/pleroma_ctl instance gen [<options>]
 ```
 
+```sh tab="From Source"
+mix pleroma.instance gen [<options>]
+```
+
+
 If any of the options are left unspecified, you will be prompted interactively.
 
 ### Options

docs/administration/CLI_tasks/relay.md

@@ -1,30 +1,33 @@
 # Managing relays
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl relay` and in case of source installs it's `mix pleroma.relay`.
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 ## Follow a relay
-```sh
+
-$PREFIX follow <relay_url>
+```sh tab="OTP"
+./bin/pleroma_ctl relay follow <relay_url>
 ```
 
-Example:
+```sh tab="From Source"
-```sh
+mix pleroma.relay follow <relay_url>
-$PREFIX follow https://example.org/relay
 ```
 
 ## Unfollow a remote relay
 
-```sh
+```sh tab="OTP"
-$PREFIX unfollow <relay_url>
+./bin/pleroma_ctl relay unfollow <relay_url>
 ```
 
-Example:
+```sh tab="From Source"
-```sh
+mix pleroma.relay unfollow <relay_url>
-$PREFIX unfollow https://example.org/relay
 ```
 
 ## List relay subscriptions
 
-```sh
+```sh tab="OTP"
-$PREFIX list
+./bin/pleroma_ctl relay list
+```
+
+```sh tab="From Source"
+mix pleroma.relay list
 ```

docs/administration/CLI_tasks/uploads.md

@@ -1,11 +1,16 @@
 # Managing uploads
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl uploads` and in case of source installs it's `mix pleroma.uploads`.
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 ## Migrate uploads from local to remote storage
-```sh
+```sh tab="OTP"
-$PREFIX migrate_local <target_uploader> [<options>]
+ ./bin/pleroma_ctl uploads migrate_local <target_uploader> [<options>]
 ```
+
+```sh tab="From Source"
+mix pleroma.uploads migrate_local <target_uploader> [<options>]
+```
+
 ### Options
 - `--delete` - delete local uploads after migrating them to the target uploader
 

docs/administration/CLI_tasks/user.md

@@ -1,12 +1,18 @@
 # Managing users
 
-Every command should be ran with a prefix, in case of OTP releases it is `./bin/pleroma_ctl user` and in case of source installs it's `mix pleroma.user`.
+{! backend/administration/CLI_tasks/general_cli_task_info.include !}
 
 ## Create a user
-```sh
+
-$PREFIX new <nickname> <email> [<options>]
+```sh tab="OTP"
+./bin/pleroma_ctl user new <email> [<options>]
 ```
 
+```sh tab="From Source"
+mix pleroma.user new <email> [<options>]
+```
+
+
 ### Options
 - `--name <name>` - the user's display name
 - `--bio <bio>` - the user's bio
@@ -16,84 +22,159 @@ $PREFIX new <nickname> <email> [<options>]
 - `-y`, `--assume-yes`/`--no-assume-yes` - whether to assume yes to all questions
 
 ## List local users
-```sh
+```sh tab="OTP"
-$PREFIX list
+ ./bin/pleroma_ctl user list
 ```
 
-## Generate an invite link
+```sh tab="From Source"
-```sh
+mix pleroma.user list
-$PREFIX invite [<options>]
 ```
 
+
+## Generate an invite link
+```sh tab="OTP"
+ ./bin/pleroma_ctl user invite [<options>]
+```
+
+```sh tab="From Source"
+mix pleroma.user invite [<options>]
+```
+
+
 ### Options
 - `--expires-at DATE` - last day on which token is active (e.g. "2019-04-05")
 - `--max-use NUMBER` - maximum numbers of token uses
 
 ## List generated invites
-```sh
+```sh tab="OTP"
-$PREFIX invites
+ ./bin/pleroma_ctl user invites
 ```
 
+```sh tab="From Source"
+mix pleroma.user invites
+```
+
+
 ## Revoke invite
-```sh
+```sh tab="OTP"
-$PREFIX revoke_invite <token_or_id>
+ ./bin/pleroma_ctl user revoke_invite <token_or_id>
 ```
 
+```sh tab="From Source"
+mix pleroma.user revoke_invite <token_or_id>
+```
+
+
 ## Delete a user
-```sh
+```sh tab="OTP"
-$PREFIX rm <nickname>
+ ./bin/pleroma_ctl user rm <nickname>
 ```
 
+```sh tab="From Source"
+mix pleroma.user rm <nickname>
+```
+
+
 ## Delete user's posts and interactions
-```sh
+```sh tab="OTP"
-$PREFIX delete_activities <nickname>
+ ./bin/pleroma_ctl user delete_activities <nickname>
 ```
 
+```sh tab="From Source"
+mix pleroma.user delete_activities <nickname>
+```
+
+
 ## Sign user out from all applications (delete user's OAuth tokens and authorizations)
-```sh
+```sh tab="OTP"
-$PREFIX sign_out <nickname>
+ ./bin/pleroma_ctl user sign_out <nickname>
 ```
 
+```sh tab="From Source"
+mix pleroma.user sign_out <nickname>
+```
+
+
 ## Deactivate or activate a user 
-```sh
+```sh tab="OTP"
-$PREFIX toggle_activated <nickname> 
+ ./bin/pleroma_ctl user toggle_activated <nickname> 
 ```
 
+```sh tab="From Source"
+mix pleroma.user toggle_activated <nickname> 
+```
+
+
 ## Unsubscribe local users from a user and deactivate the user
-```sh
+```sh tab="OTP"
-$PREFIX unsubscribe NICKNAME
+ ./bin/pleroma_ctl user unsubscribe NICKNAME
 ```
 
+```sh tab="From Source"
+mix pleroma.user unsubscribe NICKNAME
+```
+
+
 ## Unsubscribe local users from an instance and deactivate all accounts on it
-```sh
+```sh tab="OTP"
-$PREFIX unsubscribe_all_from_instance <instance>
+ ./bin/pleroma_ctl user unsubscribe_all_from_instance <instance>
 ```
 
+```sh tab="From Source"
+mix pleroma.user unsubscribe_all_from_instance <instance>
+```
+
+
 ## Create a password reset link for user
-```sh
+```sh tab="OTP"
-$PREFIX reset_password <nickname>
+ ./bin/pleroma_ctl user reset_password <nickname>
 ```
 
-## Set the value of the given user's settings
+```sh tab="From Source"
-```sh
+mix pleroma.user reset_password <nickname>
-$PREFIX set <nickname> [<options>]
 ```
+
+
+## Set the value of the given user's settings
+```sh tab="OTP"
+ ./bin/pleroma_ctl user set <nickname> [<options>]
+```
+
+```sh tab="From Source"
+mix pleroma.user set <nickname> [<options>]
+```
+
 ### Options
 - `--locked`/`--no-locked` - whether the user should be locked
 - `--moderator`/`--no-moderator` - whether the user should be a moderator
 - `--admin`/`--no-admin` - whether the user should be an admin
 
 ## Add tags to a user
-```sh
+```sh tab="OTP"
-$PREFIX tag <nickname> <tags>
+ ./bin/pleroma_ctl user tag <nickname> <tags>
 ```
 
+```sh tab="From Source"
+mix pleroma.user tag <nickname> <tags>
+```
+
+
 ## Delete tags from a user
-```sh
+```sh tab="OTP"
-$PREFIX untag <nickname> <tags>
+ ./bin/pleroma_ctl user untag <nickname> <tags>
 ```
 
-## Toggle confirmation status of the user
+```sh tab="From Source"
-```sh
+mix pleroma.user untag <nickname> <tags>
-$PREFIX toggle_confirmed <nickname>
 ```
+
+
+## Toggle confirmation status of the user
+```sh tab="OTP"
+ ./bin/pleroma_ctl user toggle_confirmed <nickname>
+```
+
+```sh tab="From Source"
+mix pleroma.user toggle_confirmed <nickname>
+```
+

docs/configuration/cheatsheet.md

@@ -12,6 +12,7 @@ You shouldn't edit the base config directly to avoid breakages and merge conflic
 * `notify_email`: Email used for notifications.
 * `description`: The instance’s description, can be seen in nodeinfo and ``/api/v1/instance``.
 * `limit`: Posts character limit (CW/Subject included in the counter).
+* `chat_limit`: Character limit of the instance chat messages.
 * `remote_limit`: Hard character limit beyond which remote posts will be dropped.
 * `upload_limit`: File size limit of uploads (except for avatar, background, banner).
 * `avatar_upload_limit`: File size limit of user’s profile avatars.

lib/mix/tasks/pleroma/config.ex

@@ -52,7 +52,9 @@ def run(["migrate_from_db", env, delete?]) do
       |> Enum.each(fn config ->
         IO.write(
           file,
-          "config :#{config.group}, #{config.key}, #{inspect(Config.from_binary(config.value))}\r\n\r\n"
+          "config :#{config.group}, #{config.key}, #{
+            inspect(Config.from_binary(config.value), limit: :infinity)
+          }\r\n\r\n"
         )
 
         if delete? do

lib/mix/tasks/pleroma/notification_settings.ex

@@ -0,0 +1,83 @@
+defmodule Mix.Tasks.Pleroma.NotificationSettings do
+  @shortdoc "Enable&Disable privacy option for push notifications"
+  @moduledoc """
+  Example:
+
+  > mix pleroma.notification_settings --privacy-option=false --nickname-users="parallel588"  # set false only for parallel588 user
+  > mix pleroma.notification_settings --privacy-option=true # set true for all users
+
+  """
+
+  use Mix.Task
+  import Mix.Pleroma
+  import Ecto.Query
+
+  def run(args) do
+    start_pleroma()
+
+    {options, _, _} =
+      OptionParser.parse(
+        args,
+        strict: [
+          privacy_option: :boolean,
+          email_users: :string,
+          nickname_users: :string
+        ]
+      )
+
+    privacy_option = Keyword.get(options, :privacy_option)
+
+    if not is_nil(privacy_option) do
+      privacy_option
+      |> build_query(options)
+      |> Pleroma.Repo.update_all([])
+    end
+
+    shell_info("Done")
+  end
+
+  defp build_query(privacy_option, options) do
+    query =
+      from(u in Pleroma.User,
+        update: [
+          set: [
+            notification_settings:
+              fragment(
+                "jsonb_set(notification_settings, '{privacy_option}', ?)",
+                ^privacy_option
+              )
+          ]
+        ]
+      )
+
+    user_emails =
+      options
+      |> Keyword.get(:email_users, "")
+      |> String.split(",")
+      |> Enum.map(&String.trim(&1))
+      |> Enum.reject(&(&1 == ""))
+
+    query =
+      if length(user_emails) > 0 do
+        where(query, [u], u.email in ^user_emails)
+      else
+        query
+      end
+
+    user_nicknames =
+      options
+      |> Keyword.get(:nickname_users, "")
+      |> String.split(",")
+      |> Enum.map(&String.trim(&1))
+      |> Enum.reject(&(&1 == ""))
+
+    query =
+      if length(user_nicknames) > 0 do
+        where(query, [u], u.nickname in ^user_nicknames)
+      else
+        query
+      end
+
+    query
+  end
+end

lib/mix/tasks/pleroma/user.ex

@@ -8,7 +8,6 @@ defmodule Mix.Tasks.Pleroma.User do
   alias Ecto.Changeset
   alias Pleroma.User
   alias Pleroma.UserInviteToken
-  alias Pleroma.Web.OAuth
 
   @shortdoc "Manages Pleroma users"
   @moduledoc File.read!("docs/administration/CLI_tasks/user.md")
@@ -354,8 +353,7 @@ def run(["sign_out", nickname]) do
     start_pleroma()
 
     with %User{local: true} = user <- User.get_cached_by_nickname(nickname) do
-      OAuth.Token.delete_user_tokens(user)
+      User.global_sign_out(user)
-      OAuth.Authorization.delete_user_authorizations(user)
 
       shell_info("#{nickname} signed out from all apps.")
     else
@@ -373,9 +371,9 @@ def run(["list"]) do
       users
       |> Enum.each(fn user ->
         shell_info(
-          "#{user.nickname} moderator: #{user.info.is_moderator}, admin: #{user.info.is_admin}, locked: #{
+          "#{user.nickname} moderator: #{user.is_moderator}, admin: #{user.is_admin}, locked: #{
-            user.info.locked
+            user.locked
-          }, deactivated: #{user.info.deactivated}"
+          }, deactivated: #{user.deactivated}"
         )
       end)
     end)
@@ -393,10 +391,7 @@ defp set_moderator(user, value) do
   end
 
   defp set_admin(user, value) do
-    {:ok, user} =
+    {:ok, user} = User.admin_api_update(user, %{is_admin: value})
-      user
-      |> Changeset.change(%{is_admin: value})
-      |> User.update_and_set_cache()
 
     shell_info("Admin status of #{user.nickname}: #{user.is_admin}")
     user

lib/pleroma/activity.ex

@@ -29,7 +29,8 @@ defmodule Pleroma.Activity do
     "Create" => "mention",
     "Follow" => "follow",
     "Announce" => "reblog",
-    "Like" => "favourite"
+    "Like" => "favourite",
+    "Move" => "move"
   }
 
   @mastodon_to_ap_notification_types for {k, v} <- @mastodon_notification_types,
@@ -253,9 +254,10 @@ def normalize(obj) when is_map(obj), do: get_by_ap_id_with_object(obj["id"])
   def normalize(ap_id) when is_binary(ap_id), do: get_by_ap_id_with_object(ap_id)
   def normalize(_), do: nil
 
-  def delete_by_ap_id(id) when is_binary(id) do
+  def delete_all_by_object_ap_id(id) when is_binary(id) do
     id
     |> Queries.by_object_id()
+    |> Queries.exclude_type("Delete")
     |> select([u], u)
     |> Repo.delete_all()
     |> elem(1)
@@ -267,7 +269,7 @@ def delete_by_ap_id(id) when is_binary(id) do
     |> purge_web_resp_cache()
   end
 
-  def delete_by_ap_id(_), do: nil
+  def delete_all_by_object_ap_id(_), do: nil
 
   defp purge_web_resp_cache(%Activity{} = activity) do
     %{path: path} = URI.parse(activity.data["id"])

lib/pleroma/activity/queries.ex

@@ -64,4 +64,12 @@ def by_type(query \\ Activity, activity_type) do
       where: fragment("(?)->>'type' = ?", activity.data, ^activity_type)
     )
   end
+
+  @spec exclude_type(query, String.t()) :: query
+  def exclude_type(query \\ Activity, activity_type) do
+    from(
+      activity in query,
+      where: fragment("(?)->>'type' != ?", activity.data, ^activity_type)
+    )
+  end
 end

lib/pleroma/activity/search.ex

@@ -86,7 +86,7 @@ defp maybe_fetch(activities, user, search_query) do
          {:ok, object} <- Fetcher.fetch_object_from_id(search_query),
          %Activity{} = activity <- Activity.get_create_by_object_ap_id(object.data["id"]),
          true <- Visibility.visible_for_user?(activity, user) do
-      activities ++ [activity]
+      [activity | activities]
     else
       _ -> activities
     end

lib/pleroma/application.ex

@@ -30,6 +30,7 @@ def user_agent do
   # See http://elixir-lang.org/docs/stable/elixir/Application.html
   # for more information on OTP Applications
   def start(_type, _args) do
+    Pleroma.HTML.compile_scrubbers()
     Pleroma.Config.DeprecationWarnings.warn()
     setup_instrumenters()
 
@@ -147,8 +148,6 @@ defp oauth_cleanup_child(true),
 
   defp oauth_cleanup_child(_), do: []
 
-  defp chat_child(:test, _), do: []
-
   defp chat_child(_env, true) do
     [Pleroma.Web.ChatChannel.ChatChannelState]
   end

lib/pleroma/clippy.ex

@@ -4,6 +4,7 @@
 
 defmodule Pleroma.Clippy do
   @moduledoc false
+
   # No software is complete until they have a Clippy implementation.
   # A ballmer peak _may_ be required to change this module.
 

lib/pleroma/config.ex

@@ -65,4 +65,16 @@ def delete(key) do
   def oauth_consumer_strategies, do: get([:auth, :oauth_consumer_strategies], [])
 
   def oauth_consumer_enabled?, do: oauth_consumer_strategies() != []
+
+  def enforce_oauth_admin_scope_usage?, do: !!get([:auth, :enforce_oauth_admin_scope_usage])
+
+  def oauth_admin_scopes(scopes) when is_list(scopes) do
+    Enum.flat_map(
+      scopes,
+      fn scope ->
+        ["admin:#{scope}"] ++
+          if enforce_oauth_admin_scope_usage?(), do: [], else: [scope]
+      end
+    )
+  end
 end

lib/pleroma/ecto_enums.ex

@@ -0,0 +1,13 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+import EctoEnum
+
+defenum(UserRelationshipTypeEnum,
+  block: 1,
+  mute: 2,
+  reblog_mute: 3,
+  notification_mute: 4,
+  inverse_subscription: 5
+)

lib/pleroma/following_relationship.ex

@@ -107,4 +107,26 @@ def following(%User{} = user) do
       [user.follower_address | following]
     end
   end
+
+  def move_following(origin, target) do
+    __MODULE__
+    |> join(:inner, [r], f in assoc(r, :follower))
+    |> where(following_id: ^origin.id)
+    |> where([r, f], f.allow_following_move == true)
+    |> limit(50)
+    |> preload([:follower])
+    |> Repo.all()
+    |> Enum.map(fn following_relationship ->
+      Repo.delete(following_relationship)
+      Pleroma.Web.CommonAPI.follow(following_relationship.follower, target)
+    end)
+    |> case do
+      [] ->
+        User.update_follower_count(origin)
+        :ok
+
+      _ ->
+        move_following(origin, target)
+    end
+  end
 end

lib/pleroma/html.ex

@@ -3,6 +3,25 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.HTML do
+  # Scrubbers are compiled on boot so they can be configured in OTP releases
+  #  @on_load :compile_scrubbers
+
+  def compile_scrubbers do
+    dir = Path.join(:code.priv_dir(:pleroma), "scrubbers")
+
+    dir
+    |> File.ls!()
+    |> Enum.map(&Path.join(dir, &1))
+    |> Kernel.ParallelCompiler.compile()
+    |> case do
+      {:error, _errors, _warnings} ->
+        raise "Compiling scrubbers failed"
+
+      {:ok, _modules, _warnings} ->
+        :ok
+    end
+  end
+
   defp get_scrubbers(scrubber) when is_atom(scrubber), do: [scrubber]
   defp get_scrubbers(scrubbers) when is_list(scrubbers), do: scrubbers
   defp get_scrubbers(_), do: [Pleroma.HTML.Scrubber.Default]
@@ -99,215 +118,3 @@ def extract_first_external_url(object, content) do
     end)
   end
 end
-
-defmodule Pleroma.HTML.Scrubber.TwitterText do
-  @moduledoc """
-  An HTML scrubbing policy which limits to twitter-style text.  Only
-  paragraphs, breaks and links are allowed through the filter.
-  """
-
-  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
-
-  require FastSanitize.Sanitizer.Meta
-  alias FastSanitize.Sanitizer.Meta
-
-  Meta.strip_comments()
-
-  # links
-  Meta.allow_tag_with_uri_attributes(:a, ["href", "data-user", "data-tag"], @valid_schemes)
-
-  Meta.allow_tag_with_this_attribute_values(:a, "class", [
-    "hashtag",
-    "u-url",
-    "mention",
-    "u-url mention",
-    "mention u-url"
-  ])
-
-  Meta.allow_tag_with_this_attribute_values(:a, "rel", [
-    "tag",
-    "nofollow",
-    "noopener",
-    "noreferrer"
-  ])
-
-  Meta.allow_tag_with_these_attributes(:a, ["name", "title"])
-
-  # paragraphs and linebreaks
-  Meta.allow_tag_with_these_attributes(:br, [])
-  Meta.allow_tag_with_these_attributes(:p, [])
-
-  # microformats
-  Meta.allow_tag_with_this_attribute_values(:span, "class", ["h-card"])
-  Meta.allow_tag_with_these_attributes(:span, [])
-
-  # allow inline images for custom emoji
-  if Pleroma.Config.get([:markup, :allow_inline_images]) do
-    # restrict img tags to http/https only, because of MediaProxy.
-    Meta.allow_tag_with_uri_attributes(:img, ["src"], ["http", "https"])
-
-    Meta.allow_tag_with_these_attributes(:img, [
-      "width",
-      "height",
-      "class",
-      "title",
-      "alt"
-    ])
-  end
-
-  Meta.strip_everything_not_covered()
-end
-
-defmodule Pleroma.HTML.Scrubber.Default do
-  @doc "The default HTML scrubbing policy: no "
-
-  require FastSanitize.Sanitizer.Meta
-  alias FastSanitize.Sanitizer.Meta
-  # credo:disable-for-previous-line
-  # No idea how to fix this one…
-
-  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
-
-  Meta.strip_comments()
-
-  Meta.allow_tag_with_uri_attributes(:a, ["href", "data-user", "data-tag"], @valid_schemes)
-
-  Meta.allow_tag_with_this_attribute_values(:a, "class", [
-    "hashtag",
-    "u-url",
-    "mention",
-    "u-url mention",
-    "mention u-url"
-  ])
-
-  Meta.allow_tag_with_this_attribute_values(:a, "rel", [
-    "tag",
-    "nofollow",
-    "noopener",
-    "noreferrer",
-    "ugc"
-  ])
-
-  Meta.allow_tag_with_these_attributes(:a, ["name", "title"])
-
-  Meta.allow_tag_with_these_attributes(:abbr, ["title"])
-
-  Meta.allow_tag_with_these_attributes(:b, [])
-  Meta.allow_tag_with_these_attributes(:blockquote, [])
-  Meta.allow_tag_with_these_attributes(:br, [])
-  Meta.allow_tag_with_these_attributes(:code, [])
-  Meta.allow_tag_with_these_attributes(:del, [])
-  Meta.allow_tag_with_these_attributes(:em, [])
-  Meta.allow_tag_with_these_attributes(:i, [])
-  Meta.allow_tag_with_these_attributes(:li, [])
-  Meta.allow_tag_with_these_attributes(:ol, [])
-  Meta.allow_tag_with_these_attributes(:p, [])
-  Meta.allow_tag_with_these_attributes(:pre, [])
-  Meta.allow_tag_with_these_attributes(:strong, [])
-  Meta.allow_tag_with_these_attributes(:sub, [])
-  Meta.allow_tag_with_these_attributes(:sup, [])
-  Meta.allow_tag_with_these_attributes(:u, [])
-  Meta.allow_tag_with_these_attributes(:ul, [])
-
-  Meta.allow_tag_with_this_attribute_values(:span, "class", ["h-card"])
-  Meta.allow_tag_with_these_attributes(:span, [])
-
-  @allow_inline_images Pleroma.Config.get([:markup, :allow_inline_images])
-
-  if @allow_inline_images do
-    # restrict img tags to http/https only, because of MediaProxy.
-    Meta.allow_tag_with_uri_attributes(:img, ["src"], ["http", "https"])
-
-    Meta.allow_tag_with_these_attributes(:img, [
-      "width",
-      "height",
-      "class",
-      "title",
-      "alt"
-    ])
-  end
-
-  if Pleroma.Config.get([:markup, :allow_tables]) do
-    Meta.allow_tag_with_these_attributes(:table, [])
-    Meta.allow_tag_with_these_attributes(:tbody, [])
-    Meta.allow_tag_with_these_attributes(:td, [])
-    Meta.allow_tag_with_these_attributes(:th, [])
-    Meta.allow_tag_with_these_attributes(:thead, [])
-    Meta.allow_tag_with_these_attributes(:tr, [])
-  end
-
-  if Pleroma.Config.get([:markup, :allow_headings]) do
-    Meta.allow_tag_with_these_attributes(:h1, [])
-    Meta.allow_tag_with_these_attributes(:h2, [])
-    Meta.allow_tag_with_these_attributes(:h3, [])
-    Meta.allow_tag_with_these_attributes(:h4, [])
-    Meta.allow_tag_with_these_attributes(:h5, [])
-  end
-
-  if Pleroma.Config.get([:markup, :allow_fonts]) do
-    Meta.allow_tag_with_these_attributes(:font, ["face"])
-  end
-
-  Meta.strip_everything_not_covered()
-end
-
-defmodule Pleroma.HTML.Transform.MediaProxy do
-  @moduledoc "Transforms inline image URIs to use MediaProxy."
-
-  alias Pleroma.Web.MediaProxy
-
-  def before_scrub(html), do: html
-
-  def scrub_attribute(:img, {"src", "http" <> target}) do
-    media_url =
-      ("http" <> target)
-      |> MediaProxy.url()
-
-    {"src", media_url}
-  end
-
-  def scrub_attribute(_tag, attribute), do: attribute
-
-  def scrub({:img, attributes, children}) do
-    attributes =
-      attributes
-      |> Enum.map(fn attr -> scrub_attribute(:img, attr) end)
-      |> Enum.reject(&is_nil(&1))
-
-    {:img, attributes, children}
-  end
-
-  def scrub({:comment, _text, _children}), do: ""
-
-  def scrub({tag, attributes, children}), do: {tag, attributes, children}
-  def scrub({_tag, children}), do: children
-  def scrub(text), do: text
-end
-
-defmodule Pleroma.HTML.Scrubber.LinksOnly do
-  @moduledoc """
-  An HTML scrubbing policy which limits to links only.
-  """
-
-  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
-
-  require FastSanitize.Sanitizer.Meta
-  alias FastSanitize.Sanitizer.Meta
-
-  Meta.strip_comments()
-
-  # links
-  Meta.allow_tag_with_uri_attributes(:a, ["href"], @valid_schemes)
-
-  Meta.allow_tag_with_this_attribute_values(:a, "rel", [
-    "tag",
-    "nofollow",
-    "noopener",
-    "noreferrer",
-    "me",
-    "ugc"
-  ])
-
-  Meta.allow_tag_with_these_attributes(:a, ["name", "title"])
-  Meta.strip_everything_not_covered()
-end

lib/pleroma/notification.ex

@@ -21,6 +21,8 @@ defmodule Pleroma.Notification do
 
   @type t :: %__MODULE__{}
 
+  @include_muted_option :with_muted
+
   schema "notifications" do
     field(:seen, :boolean, default: false)
     belongs_to(:user, User, type: FlakeId.Ecto.CompatType)
@@ -34,7 +36,25 @@ def changeset(%Notification{} = notification, attrs) do
     |> cast(attrs, [:seen])
   end
 
-  def for_user_query(user, opts \\ []) do
+  defp for_user_query_ap_id_opts(user, opts) do
+    ap_id_relations =
+      [:block] ++
+        if opts[@include_muted_option], do: [], else: [:notification_mute]
+
+    preloaded_ap_ids = User.outgoing_relations_ap_ids(user, ap_id_relations)
+
+    exclude_blocked_opts = Map.merge(%{blocked_users_ap_ids: preloaded_ap_ids[:block]}, opts)
+
+    exclude_notification_muted_opts =
+      Map.merge(%{notification_muted_users_ap_ids: preloaded_ap_ids[:notification_mute]}, opts)
+
+    {exclude_blocked_opts, exclude_notification_muted_opts}
+  end
+
+  def for_user_query(user, opts \\ %{}) do
+    {exclude_blocked_opts, exclude_notification_muted_opts} =
+      for_user_query_ap_id_opts(user, opts)
+
     Notification
     |> where(user_id: ^user.id)
     |> where(
@@ -54,43 +74,75 @@ def for_user_query(user, opts \\ []) do
         )
     )
     |> preload([n, a, o], activity: {a, object: o})
-    |> exclude_muted(user, opts)
+    |> exclude_notification_muted(user, exclude_notification_muted_opts)
-    |> exclude_blocked(user)
+    |> exclude_blocked(user, exclude_blocked_opts)
     |> exclude_visibility(opts)
+    |> exclude_move(opts)
   end
 
-  defp exclude_blocked(query, user) do
+  defp exclude_blocked(query, user, opts) do
+    blocked_ap_ids = opts[:blocked_users_ap_ids] || User.blocked_users_ap_ids(user)
+
     query
-    |> where([n, a], a.actor not in ^user.blocks)
+    |> where([n, a], a.actor not in ^blocked_ap_ids)
     |> where(
       [n, a],
       fragment("substring(? from '.*://([^/]*)')", a.actor) not in ^user.domain_blocks
     )
   end
 
-  defp exclude_muted(query, _, %{with_muted: true}) do
+  defp exclude_notification_muted(query, _, %{@include_muted_option => true}) do
     query
   end
 
-  defp exclude_muted(query, user, _opts) do
+  defp exclude_notification_muted(query, user, opts) do
+    notification_muted_ap_ids =
+      opts[:notification_muted_users_ap_ids] || User.notification_muted_users_ap_ids(user)
+
     query
-    |> where([n, a], a.actor not in ^user.muted_notifications)
+    |> where([n, a], a.actor not in ^notification_muted_ap_ids)
     |> join(:left, [n, a], tm in Pleroma.ThreadMute,
       on: tm.user_id == ^user.id and tm.context == fragment("?->>'context'", a.data)
     )
     |> where([n, a, o, tm], is_nil(tm.user_id))
   end
 
+  defp exclude_move(query, %{with_move: true}) do
+    query
+  end
+
+  defp exclude_move(query, _opts) do
+    where(query, [n, a], fragment("?->>'type' != 'Move'", a.data))
+  end
+
   @valid_visibilities ~w[direct unlisted public private]
 
   defp exclude_visibility(query, %{exclude_visibilities: visibility})
        when is_list(visibility) do
     if Enum.all?(visibility, &(&1 in @valid_visibilities)) do
       query
+      |> join(:left, [n, a], mutated_activity in Pleroma.Activity,
+        on:
+          fragment("?->>'context'", a.data) ==
+            fragment("?->>'context'", mutated_activity.data) and
+            fragment("(?->>'type' = 'Like' or ?->>'type' = 'Announce')", a.data, a.data) and
+            fragment("?->>'type'", mutated_activity.data) == "Create",
+        as: :mutated_activity
+      )
       |> where(
-        [n, a],
+        [n, a, mutated_activity: mutated_activity],
         not fragment(
-          "activity_visibility(?, ?, ?) = ANY (?)",
+          """
+          CASE WHEN (?->>'type') = 'Like' or (?->>'type') = 'Announce'
+            THEN (activity_visibility(?, ?, ?) = ANY (?))
+            ELSE (activity_visibility(?, ?, ?) = ANY (?)) END
+          """,
+          a.data,
+          a.data,
+          mutated_activity.actor,
+          mutated_activity.recipients,
+          mutated_activity.data,
+          ^visibility,
           a.actor,
           a.recipients,
           a.data,
@@ -105,17 +157,7 @@ defp exclude_visibility(query, %{exclude_visibilities: visibility})
 
   defp exclude_visibility(query, %{exclude_visibilities: visibility})
        when visibility in @valid_visibilities do
-    query
+    exclude_visibility(query, [visibility])
-    |> where(
-      [n, a],
-      not fragment(
-        "activity_visibility(?, ?, ?) = (?)",
-        a.actor,
-        a.recipients,
-        a.data,
-        ^visibility
-      )
-    )
   end
 
   defp exclude_visibility(query, %{exclude_visibilities: visibility})
@@ -251,10 +293,13 @@ def create_notifications(%Activity{data: %{"to" => _, "type" => "Create"}} = act
     end
   end
 
-  def create_notifications(%Activity{data: %{"to" => _, "type" => type}} = activity)
+  def create_notifications(%Activity{data: %{"type" => type}} = activity)
-      when type in ["Like", "Announce", "Follow"] do
+      when type in ["Like", "Announce", "Follow", "Move"] do
-    users = get_notified_from_activity(activity)
+    notifications =
-    notifications = Enum.map(users, fn user -> create_notification(activity, user) end)
+      activity
+      |> get_notified_from_activity()
+      |> Enum.map(&create_notification(activity, &1))
+
     {:ok, notifications}
   end
 
@@ -276,19 +321,15 @@ def create_notification(%Activity{} = activity, %User{} = user) do
 
   def get_notified_from_activity(activity, local_only \\ true)
 
-  def get_notified_from_activity(
+  def get_notified_from_activity(%Activity{data: %{"type" => type}} = activity, local_only)
-        %Activity{data: %{"to" => _, "type" => type} = _data} = activity,
+      when type in ["Create", "Like", "Announce", "Follow", "Move"] do
-        local_only
+    []
-      )
+    |> Utils.maybe_notify_to_recipients(activity)
-      when type in ["Create", "Like", "Announce", "Follow"] do
+    |> Utils.maybe_notify_mentioned_recipients(activity)
-    recipients =
+    |> Utils.maybe_notify_subscribers(activity)
-      []
+    |> Utils.maybe_notify_followers(activity)
-      |> Utils.maybe_notify_to_recipients(activity)
+    |> Enum.uniq()
-      |> Utils.maybe_notify_mentioned_recipients(activity)
+    |> User.get_users_from_set(local_only)
-      |> Utils.maybe_notify_subscribers(activity)
-      |> Enum.uniq()
-
-    User.get_users_from_set(recipients, local_only)
   end
 
   def get_notified_from_activity(_, _local_only), do: []
@@ -314,7 +355,7 @@ def skip?(:self, activity, user) do
   def skip?(
         :followers,
         activity,
-        %{notification_settings: %{"followers" => false}} = user
+        %{notification_settings: %{followers: false}} = user
       ) do
     actor = activity.data["actor"]
     follower = User.get_cached_by_ap_id(actor)
@@ -324,14 +365,14 @@ def skip?(
   def skip?(
         :non_followers,
         activity,
-        %{notification_settings: %{"non_followers" => false}} = user
+        %{notification_settings: %{non_followers: false}} = user
       ) do
     actor = activity.data["actor"]
     follower = User.get_cached_by_ap_id(actor)
     !User.following?(follower, user)
   end
 
-  def skip?(:follows, activity, %{notification_settings: %{"follows" => false}} = user) do
+  def skip?(:follows, activity, %{notification_settings: %{follows: false}} = user) do
     actor = activity.data["actor"]
     followed = User.get_cached_by_ap_id(actor)
     User.following?(user, followed)
@@ -340,7 +381,7 @@ def skip?(:follows, activity, %{notification_settings: %{"follows" => false}} =
   def skip?(
         :non_follows,
         activity,
-        %{notification_settings: %{"non_follows" => false}} = user
+        %{notification_settings: %{non_follows: false}} = user
       ) do
     actor = activity.data["actor"]
     followed = User.get_cached_by_ap_id(actor)

lib/pleroma/object.ex

@@ -23,6 +23,23 @@ defmodule Pleroma.Object do
     timestamps()
   end
 
+  def with_joined_activity(query, activity_type \\ "Create", join_type \\ :inner) do
+    object_position = Map.get(query.aliases, :object, 0)
+
+    join(query, join_type, [{object, object_position}], a in Activity,
+      on:
+        fragment(
+          "COALESCE(?->'object'->>'id', ?->>'object') = (? ->> 'id') AND (?->>'type' = ?) ",
+          a.data,
+          a.data,
+          object.data,
+          a.data,
+          ^activity_type
+        ),
+      as: :object_activity
+    )
+  end
+
   def create(data) do
     Object.change(%Object{}, %{data: data})
     |> Repo.insert()
@@ -147,7 +164,7 @@ def swap_object_with_tombstone(object) do
 
   def delete(%Object{data: %{"id" => id}} = object) do
     with {:ok, _obj} = swap_object_with_tombstone(object),
-         deleted_activity = Activity.delete_by_ap_id(id),
+         deleted_activity = Activity.delete_all_by_object_ap_id(id),
          {:ok, true} <- Cachex.del(:object_cache, "object:#{id}"),
          {:ok, _} <- Cachex.del(:web_resp_cache, URI.parse(id).path) do
       {:ok, object, deleted_activity}

lib/pleroma/pagination.ex

@@ -13,28 +13,31 @@ defmodule Pleroma.Pagination do
   alias Pleroma.Repo
 
   @default_limit 20
+  @page_keys ["max_id", "min_id", "limit", "since_id", "order"]
 
-  def fetch_paginated(query, params, type \\ :keyset)
+  def page_keys, do: @page_keys
 
-  def fetch_paginated(query, %{"total" => true} = params, :keyset) do
+  def fetch_paginated(query, params, type \\ :keyset, table_binding \\ nil)
+
+  def fetch_paginated(query, %{"total" => true} = params, :keyset, table_binding) do
     total = Repo.aggregate(query, :count, :id)
 
     %{
       total: total,
-      items: fetch_paginated(query, Map.drop(params, ["total"]), :keyset)
+      items: fetch_paginated(query, Map.drop(params, ["total"]), :keyset, table_binding)
     }
   end
 
-  def fetch_paginated(query, params, :keyset) do
+  def fetch_paginated(query, params, :keyset, table_binding) do
     options = cast_params(params)
 
     query
-    |> paginate(options, :keyset)
+    |> paginate(options, :keyset, table_binding)
     |> Repo.all()
     |> enforce_order(options)
   end
 
-  def fetch_paginated(query, %{"total" => true} = params, :offset) do
+  def fetch_paginated(query, %{"total" => true} = params, :offset, table_binding) do
     total =
       query
       |> Ecto.Query.exclude(:left_join)
@@ -42,34 +45,34 @@ def fetch_paginated(query, %{"total" => true} = params, :offset) do
 
     %{
       total: total,
-      items: fetch_paginated(query, Map.drop(params, ["total"]), :offset)
+      items: fetch_paginated(query, Map.drop(params, ["total"]), :offset, table_binding)
     }
   end
 
-  def fetch_paginated(query, params, :offset) do
+  def fetch_paginated(query, params, :offset, table_binding) do
     options = cast_params(params)
 
     query
-    |> paginate(options, :offset)
+    |> paginate(options, :offset, table_binding)
     |> Repo.all()
   end
 
-  def paginate(query, options, method \\ :keyset)
+  def paginate(query, options, method \\ :keyset, table_binding \\ nil)
 
-  def paginate(query, options, :keyset) do
+  def paginate(query, options, :keyset, table_binding) do
     query
-    |> restrict(:min_id, options)
+    |> restrict(:min_id, options, table_binding)
-    |> restrict(:since_id, options)
+    |> restrict(:since_id, options, table_binding)
-    |> restrict(:max_id, options)
+    |> restrict(:max_id, options, table_binding)
-    |> restrict(:order, options)
+    |> restrict(:order, options, table_binding)
-    |> restrict(:limit, options)
+    |> restrict(:limit, options, table_binding)
   end
 
-  def paginate(query, options, :offset) do
+  def paginate(query, options, :offset, table_binding) do
     query
-    |> restrict(:order, options)
+    |> restrict(:order, options, table_binding)
-    |> restrict(:offset, options)
+    |> restrict(:offset, options, table_binding)
-    |> restrict(:limit, options)
+    |> restrict(:limit, options, table_binding)
   end
 
   defp cast_params(params) do
@@ -78,7 +81,8 @@ defp cast_params(params) do
       since_id: :string,
       max_id: :string,
       offset: :integer,
-      limit: :integer
+      limit: :integer,
+      skip_order: :boolean
     }
 
     params =
@@ -91,38 +95,48 @@ defp cast_params(params) do
     changeset.changes
   end
 
-  defp restrict(query, :min_id, %{min_id: min_id}) do
+  defp restrict(query, :min_id, %{min_id: min_id}, table_binding) do
-    where(query, [q], q.id > ^min_id)
+    where(query, [{q, table_position(query, table_binding)}], q.id > ^min_id)
   end
 
-  defp restrict(query, :since_id, %{since_id: since_id}) do
+  defp restrict(query, :since_id, %{since_id: since_id}, table_binding) do
-    where(query, [q], q.id > ^since_id)
+    where(query, [{q, table_position(query, table_binding)}], q.id > ^since_id)
   end
 
-  defp restrict(query, :max_id, %{max_id: max_id}) do
+  defp restrict(query, :max_id, %{max_id: max_id}, table_binding) do
-    where(query, [q], q.id < ^max_id)
+    where(query, [{q, table_position(query, table_binding)}], q.id < ^max_id)
   end
 
-  defp restrict(query, :order, %{min_id: _}) do
+  defp restrict(query, :order, %{skip_order: true}, _), do: query
-    order_by(query, [u], fragment("? asc nulls last", u.id))
+
+  defp restrict(query, :order, %{min_id: _}, table_binding) do
+    order_by(
+      query,
+      [{u, table_position(query, table_binding)}],
+      fragment("? asc nulls last", u.id)
+    )
   end
 
-  defp restrict(query, :order, _options) do
+  defp restrict(query, :order, _options, table_binding) do
-    order_by(query, [u], fragment("? desc nulls last", u.id))
+    order_by(
+      query,
+      [{u, table_position(query, table_binding)}],
+      fragment("? desc nulls last", u.id)
+    )
   end
 
-  defp restrict(query, :offset, %{offset: offset}) do
+  defp restrict(query, :offset, %{offset: offset}, _table_binding) do
     offset(query, ^offset)
   end
 
-  defp restrict(query, :limit, options) do
+  defp restrict(query, :limit, options, _table_binding) do
     limit = Map.get(options, :limit, @default_limit)
 
     query
     |> limit(^limit)
   end
 
-  defp restrict(query, _, _), do: query
+  defp restrict(query, _, _, _), do: query
 
   defp enforce_order(result, %{min_id: _}) do
     result
@@ -130,4 +144,10 @@ defp enforce_order(result, %{min_id: _}) do
   end
 
   defp enforce_order(result, _), do: result
+
+  defp table_position(%Ecto.Query{} = query, binding_name) do
+    Map.get(query.aliases, binding_name, 0)
+  end
+
+  defp table_position(_, _), do: 0
 end

lib/pleroma/plugs/oauth_scopes_plug.ex

@@ -6,6 +6,7 @@ defmodule Pleroma.Plugs.OAuthScopesPlug do
   import Plug.Conn
   import Pleroma.Web.Gettext
 
+  alias Pleroma.Config
   alias Pleroma.Plugs.EnsurePublicOrAuthenticatedPlug
 
   @behaviour Plug
@@ -15,6 +16,8 @@ def init(%{scopes: _} = options), do: options
   def call(%Plug.Conn{assigns: assigns} = conn, %{scopes: scopes} = options) do
     op = options[:op] || :|
     token = assigns[:token]
+
+    scopes = transform_scopes(scopes, options)
     matched_scopes = token && filter_descendants(scopes, token.scopes)
 
     cond do
@@ -60,6 +63,15 @@ def filter_descendants(scopes, supported_scopes) do
     )
   end
 
+  @doc "Transforms scopes by applying supported options (e.g. :admin)"
+  def transform_scopes(scopes, options) do
+    if options[:admin] do
+      Config.oauth_admin_scopes(scopes)
+    else
+      scopes
+    end
+  end
+
   defp maybe_perform_instance_privacy_check(%Plug.Conn{} = conn, options) do
     if options[:skip_instance_privacy_check] do
       conn

lib/pleroma/plugs/parsers_plug.ex

@@ -0,0 +1,21 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Plugs.Parsers do
+  @moduledoc "Initializes Plug.Parsers with upload limit set at boot time"
+
+  @behaviour Plug
+
+  def init(_opts) do
+    Plug.Parsers.init(
+      parsers: [:urlencoded, :multipart, :json],
+      pass: ["*/*"],
+      json_decoder: Jason,
+      length: Pleroma.Config.get([:instance, :upload_limit]),
+      body_reader: {Pleroma.Web.Plugs.DigestPlug, :read_body, []}
+    )
+  end
+
+  defdelegate call(conn, opts), to: Plug.Parsers
+end

lib/pleroma/plugs/user_is_admin_plug.ex

@@ -5,19 +5,38 @@
 defmodule Pleroma.Plugs.UserIsAdminPlug do
   import Pleroma.Web.TranslationHelpers
   import Plug.Conn
+
   alias Pleroma.User
+  alias Pleroma.Web.OAuth
 
   def init(options) do
     options
   end
 
-  def call(%{assigns: %{user: %User{is_admin: true}}} = conn, _) do
+  def call(%{assigns: %{user: %User{is_admin: true}} = assigns} = conn, _) do
-    conn
+    token = assigns[:token]
+
+    cond do
+      not Pleroma.Config.enforce_oauth_admin_scope_usage?() ->
+        conn
+
+      token && OAuth.Scopes.contains_admin_scopes?(token.scopes) ->
+        # Note: checking for _any_ admin scope presence, not necessarily fitting requested action.
+        #   Thus, controller must explicitly invoke OAuthScopesPlug to verify scope requirements.
+        conn
+
+      true ->
+        fail(conn)
+    end
   end
 
   def call(conn, _) do
+    fail(conn)
+  end
+
+  defp fail(conn) do
     conn
-    |> render_error(:forbidden, "User is not admin.")
+    |> render_error(:forbidden, "User is not an admin or OAuth admin scope is not granted.")
-    |> halt
+    |> halt()
   end
 end

lib/pleroma/user.ex

@@ -7,6 +7,7 @@ defmodule Pleroma.User do
 
   import Ecto.Changeset
   import Ecto.Query
+  import Ecto, only: [assoc: 2]
 
   alias Comeonin.Pbkdf2
   alias Ecto.Multi
@@ -21,6 +22,7 @@ defmodule Pleroma.User do
   alias Pleroma.Repo
   alias Pleroma.RepoStreamer
   alias Pleroma.User
+  alias Pleroma.UserRelationship
   alias Pleroma.Web
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Utils
@@ -42,6 +44,32 @@ defmodule Pleroma.User do
   @strict_local_nickname_regex ~r/^[a-zA-Z\d]+$/
   @extended_local_nickname_regex ~r/^[a-zA-Z\d_-]+$/
 
+  # AP ID user relationships (blocks, mutes etc.)
+  # Format: [rel_type: [outgoing_rel: :outgoing_rel_target, incoming_rel: :incoming_rel_source]]
+  @user_relationships_config [
+    block: [
+      blocker_blocks: :blocked_users,
+      blockee_blocks: :blocker_users
+    ],
+    mute: [
+      muter_mutes: :muted_users,
+      mutee_mutes: :muter_users
+    ],
+    reblog_mute: [
+      reblog_muter_mutes: :reblog_muted_users,
+      reblog_mutee_mutes: :reblog_muter_users
+    ],
+    notification_mute: [
+      notification_muter_mutes: :notification_muted_users,
+      notification_mutee_mutes: :notification_muter_users
+    ],
+    # Note: `inverse_subscription` relationship is inverse: subscriber acts as relationship target
+    inverse_subscription: [
+      subscribee_subscriptions: :subscriber_users,
+      subscriber_subscriptions: :subscribee_users
+    ]
+  ]
+
   schema "users" do
     field(:bio, :string)
     field(:email, :string)
@@ -61,7 +89,6 @@ defmodule Pleroma.User do
     field(:tags, {:array, :string}, default: [])
     field(:last_refreshed_at, :naive_datetime_usec)
     field(:last_digest_emailed_at, :naive_datetime)
-
     field(:banner, :map, default: %{})
     field(:background, :map, default: %{})
     field(:source_data, :map, default: %{})
@@ -73,12 +100,7 @@ defmodule Pleroma.User do
     field(:password_reset_pending, :boolean, default: false)
     field(:confirmation_token, :string, default: nil)
     field(:default_scope, :string, default: "public")
-    field(:blocks, {:array, :string}, default: [])
     field(:domain_blocks, {:array, :string}, default: [])
-    field(:mutes, {:array, :string}, default: [])
-    field(:muted_reblogs, {:array, :string}, default: [])
-    field(:muted_notifications, {:array, :string}, default: [])
-    field(:subscribers, {:array, :string}, default: [])
     field(:deactivated, :boolean, default: false)
     field(:no_rich_text, :boolean, default: false)
     field(:ap_enabled, :boolean, default: false)
@@ -103,24 +125,97 @@ defmodule Pleroma.User do
     field(:raw_fields, {:array, :map}, default: [])
     field(:discoverable, :boolean, default: false)
     field(:invisible, :boolean, default: false)
+    field(:allow_following_move, :boolean, default: true)
     field(:skip_thread_containment, :boolean, default: false)
+    field(:actor_type, :string, default: "Person")
+    field(:also_known_as, {:array, :string}, default: [])
 
-    field(:notification_settings, :map,
+    embeds_one(
-      default: %{
+      :notification_settings,
-        "followers" => true,
+      Pleroma.User.NotificationSetting,
-        "follows" => true,
+      on_replace: :update
-        "non_follows" => true,
-        "non_followers" => true
-      }
     )
 
     has_many(:notifications, Notification)
     has_many(:registrations, Registration)
     has_many(:deliveries, Delivery)
 
+    has_many(:outgoing_relationships, UserRelationship, foreign_key: :source_id)
+    has_many(:incoming_relationships, UserRelationship, foreign_key: :target_id)
+
+    for {relationship_type,
+         [
+           {outgoing_relation, outgoing_relation_target},
+           {incoming_relation, incoming_relation_source}
+         ]} <- @user_relationships_config do
+      # Definitions of `has_many :blocker_blocks`, `has_many :muter_mutes` etc.
+      has_many(outgoing_relation, UserRelationship,
+        foreign_key: :source_id,
+        where: [relationship_type: relationship_type]
+      )
+
+      # Definitions of `has_many :blockee_blocks`, `has_many :mutee_mutes` etc.
+      has_many(incoming_relation, UserRelationship,
+        foreign_key: :target_id,
+        where: [relationship_type: relationship_type]
+      )
+
+      # Definitions of `has_many :blocked_users`, `has_many :muted_users` etc.
+      has_many(outgoing_relation_target, through: [outgoing_relation, :target])
+
+      # Definitions of `has_many :blocker_users`, `has_many :muter_users` etc.
+      has_many(incoming_relation_source, through: [incoming_relation, :source])
+    end
+
+    # `:blocks` is deprecated (replaced with `blocked_users` relation)
+    field(:blocks, {:array, :string}, default: [])
+    # `:mutes` is deprecated (replaced with `muted_users` relation)
+    field(:mutes, {:array, :string}, default: [])
+    # `:muted_reblogs` is deprecated (replaced with `reblog_muted_users` relation)
+    field(:muted_reblogs, {:array, :string}, default: [])
+    # `:muted_notifications` is deprecated (replaced with `notification_muted_users` relation)
+    field(:muted_notifications, {:array, :string}, default: [])
+    # `:subscribers` is deprecated (replaced with `subscriber_users` relation)
+    field(:subscribers, {:array, :string}, default: [])
+
     timestamps()
   end
 
+  for {_relationship_type, [{_outgoing_relation, outgoing_relation_target}, _]} <-
+        @user_relationships_config do
+    # Definitions of `blocked_users_relation/1`, `muted_users_relation/1`, etc.
+    def unquote(:"#{outgoing_relation_target}_relation")(user, restrict_deactivated? \\ false) do
+      target_users_query = assoc(user, unquote(outgoing_relation_target))
+
+      if restrict_deactivated? do
+        restrict_deactivated(target_users_query)
+      else
+        target_users_query
+      end
+    end
+
+    # Definitions of `blocked_users/1`, `muted_users/1`, etc.
+    def unquote(outgoing_relation_target)(user, restrict_deactivated? \\ false) do
+      __MODULE__
+      |> apply(unquote(:"#{outgoing_relation_target}_relation"), [
+        user,
+        restrict_deactivated?
+      ])
+      |> Repo.all()
+    end
+
+    # Definitions of `blocked_users_ap_ids/1`, `muted_users_ap_ids/1`, etc.
+    def unquote(:"#{outgoing_relation_target}_ap_ids")(user, restrict_deactivated? \\ false) do
+      __MODULE__
+      |> apply(unquote(:"#{outgoing_relation_target}_relation"), [
+        user,
+        restrict_deactivated?
+      ])
+      |> select([u], u.ap_id)
+      |> Repo.all()
+    end
+  end
+
   @doc "Returns if the user should be allowed to authenticate"
   def auth_active?(%User{deactivated: true}), do: false
 
@@ -251,7 +346,9 @@ def remote_user_creation(params) do
           :fields,
           :following_count,
           :discoverable,
-          :invisible
+          :invisible,
+          :actor_type,
+          :also_known_as
         ]
       )
       |> validate_required([:name, :ap_id])
@@ -293,13 +390,16 @@ def update_changeset(struct, params \\ %{}) do
         :hide_followers_count,
         :hide_follows_count,
         :hide_favorites,
+        :allow_following_move,
         :background,
         :show_role,
         :skip_thread_containment,
         :fields,
         :raw_fields,
         :pleroma_settings_store,
-        :discoverable
+        :discoverable,
+        :actor_type,
+        :also_known_as
       ]
     )
     |> unique_constraint(:nickname)
@@ -337,9 +437,12 @@ def upgrade_changeset(struct, params \\ %{}, remote? \\ false) do
         :hide_follows,
         :fields,
         :hide_followers,
+        :allow_following_move,
         :discoverable,
         :hide_followers_count,
-        :hide_follows_count
+        :hide_follows_count,
+        :actor_type,
+        :also_known_as
       ]
     )
     |> unique_constraint(:nickname)
@@ -759,6 +862,13 @@ def get_friends(user, page \\ nil) do
     |> Repo.all()
   end
 
+  def get_friends_ap_ids(user) do
+    user
+    |> get_friends_query(nil)
+    |> select([u], u.ap_id)
+    |> Repo.all()
+  end
+
   def get_friends_ids(user, page \\ nil) do
     user
     |> get_friends_query(page)
@@ -939,34 +1049,45 @@ def get_recipients_from_activity(%Activity{recipients: to}) do
     |> Repo.all()
   end
 
-  @spec mute(User.t(), User.t(), boolean()) :: {:ok, User.t()} | {:error, String.t()}
+  @spec mute(User.t(), User.t(), boolean()) ::
-  def mute(muter, %User{ap_id: ap_id}, notifications? \\ true) do
+          {:ok, list(UserRelationship.t())} | {:error, String.t()}
-    add_to_mutes(muter, ap_id, notifications?)
+  def mute(%User{} = muter, %User{} = mutee, notifications? \\ true) do
+    add_to_mutes(muter, mutee, notifications?)
   end
 
-  def unmute(muter, %{ap_id: ap_id}) do
+  def unmute(%User{} = muter, %User{} = mutee) do
-    remove_from_mutes(muter, ap_id)
+    remove_from_mutes(muter, mutee)
   end
 
-  def subscribe(subscriber, %{ap_id: ap_id}) do
+  def subscribe(%User{} = subscriber, %User{} = target) do
-    with %User{} = subscribed <- get_cached_by_ap_id(ap_id) do
+    deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
-      deny_follow_blocked = Pleroma.Config.get([:user, :deny_follow_blocked])
 
-      if blocks?(subscribed, subscriber) and deny_follow_blocked do
+    if blocks?(target, subscriber) and deny_follow_blocked do
-        {:error, "Could not subscribe: #{subscribed.nickname} is blocking you"}
+      {:error, "Could not subscribe: #{target.nickname} is blocking you"}
-      else
+    else
-        User.add_to_subscribers(subscribed, subscriber.ap_id)
+      # Note: the relationship is inverse: subscriber acts as relationship target
-      end
+      UserRelationship.create_inverse_subscription(target, subscriber)
     end
   end
 
-  def unsubscribe(unsubscriber, %{ap_id: ap_id}) do
+  def subscribe(%User{} = subscriber, %{ap_id: ap_id}) do
+    with %User{} = subscribee <- get_cached_by_ap_id(ap_id) do
+      subscribe(subscriber, subscribee)
+    end
+  end
+
+  def unsubscribe(%User{} = unsubscriber, %User{} = target) do
+    # Note: the relationship is inverse: subscriber acts as relationship target
+    UserRelationship.delete_inverse_subscription(target, unsubscriber)
+  end
+
+  def unsubscribe(%User{} = unsubscriber, %{ap_id: ap_id}) do
     with %User{} = user <- get_cached_by_ap_id(ap_id) do
-      User.remove_from_subscribers(user, unsubscriber.ap_id)
+      unsubscribe(unsubscriber, user)
     end
   end
 
-  def block(blocker, %User{ap_id: ap_id} = blocked) do
+  def block(%User{} = blocker, %User{} = blocked) do
     # sever any follow relationships to prevent leaks per activitypub (Pleroma issue #213)
     blocker =
       if following?(blocker, blocked) do
@@ -983,50 +1104,54 @@ def block(blocker, %User{ap_id: ap_id} = blocked) do
         nil -> blocked
       end
 
-    blocker =
+    unsubscribe(blocked, blocker)
-      if subscribed_to?(blocked, blocker) do
-        {:ok, blocker} = unsubscribe(blocked, blocker)
-        blocker
-      else
-        blocker
-      end
 
     if following?(blocked, blocker), do: unfollow(blocked, blocker)
 
     {:ok, blocker} = update_follower_count(blocker)
     {:ok, blocker, _} = Participation.mark_all_as_read(blocker, blocked)
-    add_to_block(blocker, ap_id)
+    add_to_block(blocker, blocked)
   end
 
   # helper to handle the block given only an actor's AP id
-  def block(blocker, %{ap_id: ap_id}) do
+  def block(%User{} = blocker, %{ap_id: ap_id}) do
     block(blocker, get_cached_by_ap_id(ap_id))
   end
 
-  def unblock(blocker, %{ap_id: ap_id}) do
+  def unblock(%User{} = blocker, %User{} = blocked) do
-    remove_from_block(blocker, ap_id)
+    remove_from_block(blocker, blocked)
+  end
+
+  # helper to handle the block given only an actor's AP id
+  def unblock(%User{} = blocker, %{ap_id: ap_id}) do
+    unblock(blocker, get_cached_by_ap_id(ap_id))
   end
 
   def mutes?(nil, _), do: false
-  def mutes?(user, %{ap_id: ap_id}), do: Enum.member?(user.mutes, ap_id)
+  def mutes?(%User{} = user, %User{} = target), do: mutes_user?(user, target)
+
+  def mutes_user?(%User{} = user, %User{} = target) do
+    UserRelationship.mute_exists?(user, target)
+  end
 
   @spec muted_notifications?(User.t() | nil, User.t() | map()) :: boolean()
   def muted_notifications?(nil, _), do: false
 
-  def muted_notifications?(user, %{ap_id: ap_id}),
+  def muted_notifications?(%User{} = user, %User{} = target),
-    do: Enum.member?(user.muted_notifications, ap_id)
+    do: UserRelationship.notification_mute_exists?(user, target)
-
-  def blocks?(%User{} = user, %User{} = target) do
-    blocks_ap_id?(user, target) || blocks_domain?(user, target)
-  end
 
   def blocks?(nil, _), do: false
 
-  def blocks_ap_id?(%User{} = user, %User{} = target) do
+  def blocks?(%User{} = user, %User{} = target) do
-    Enum.member?(user.blocks, target.ap_id)
+    blocks_user?(user, target) ||
+      (!User.following?(user, target) && blocks_domain?(user, target))
   end
 
-  def blocks_ap_id?(_, _), do: false
+  def blocks_user?(%User{} = user, %User{} = target) do
+    UserRelationship.block_exists?(user, target)
+  end
+
+  def blocks_user?(_, _), do: false
 
   def blocks_domain?(%User{} = user, %User{} = target) do
     domain_blocks = Pleroma.Web.ActivityPub.MRF.subdomains_regex(user.domain_blocks)
@@ -1036,28 +1161,41 @@ def blocks_domain?(%User{} = user, %User{} = target) do
 
   def blocks_domain?(_, _), do: false
 
-  def subscribed_to?(user, %{ap_id: ap_id}) do
+  def subscribed_to?(%User{} = user, %User{} = target) do
+    # Note: the relationship is inverse: subscriber acts as relationship target
+    UserRelationship.inverse_subscription_exists?(target, user)
+  end
+
+  def subscribed_to?(%User{} = user, %{ap_id: ap_id}) do
     with %User{} = target <- get_cached_by_ap_id(ap_id) do
-      Enum.member?(target.subscribers, user.ap_id)
+      subscribed_to?(user, target)
     end
   end
 
-  @spec muted_users(User.t()) :: [User.t()]
+  @doc """
-  def muted_users(user) do
+  Returns map of outgoing (blocked, muted etc.) relations' user AP IDs by relation type.
-    User.Query.build(%{ap_id: user.mutes, deactivated: false})
+  E.g. `outgoing_relations_ap_ids(user, [:block])` -> `%{block: ["https://some.site/users/userapid"]}`
-    |> Repo.all()
+  """
-  end
+  @spec outgoing_relations_ap_ids(User.t(), list(atom())) :: %{atom() => list(String.t())}
+  def outgoing_relations_ap_ids(_, []), do: %{}
 
-  @spec blocked_users(User.t()) :: [User.t()]
+  def outgoing_relations_ap_ids(%User{} = user, relationship_types)
-  def blocked_users(user) do
+      when is_list(relationship_types) do
-    User.Query.build(%{ap_id: user.blocks, deactivated: false})
+    db_result =
-    |> Repo.all()
+      user
-  end
+      |> assoc(:outgoing_relationships)
+      |> join(:inner, [user_rel], u in assoc(user_rel, :target))
+      |> where([user_rel, u], user_rel.relationship_type in ^relationship_types)
+      |> select([user_rel, u], [user_rel.relationship_type, fragment("array_agg(?)", u.ap_id)])
+      |> group_by([user_rel, u], user_rel.relationship_type)
+      |> Repo.all()
+      |> Enum.into(%{}, fn [k, v] -> {k, v} end)
 
-  @spec subscribers(User.t()) :: [User.t()]
+    Enum.into(
-  def subscribers(user) do
+      relationship_types,
-    User.Query.build(%{ap_id: user.subscribers, deactivated: false})
+      %{},
-    |> Repo.all()
+      fn rel_type -> {rel_type, db_result[rel_type] || []} end
+    )
   end
 
   def deactivate_async(user, status \\ true) do
@@ -1092,20 +1230,9 @@ def deactivate(%User{} = user, status) do
   end
 
   def update_notification_settings(%User{} = user, settings) do
-    settings =
-      settings
-      |> Enum.map(fn {k, v} -> {k, v in [true, "true", "True", "1"]} end)
-      |> Map.new()
-
-    notification_settings =
-      user.notification_settings
-      |> Map.merge(settings)
-      |> Map.take(["followers", "follows", "non_follows", "non_followers"])
-
-    params = %{notification_settings: notification_settings}
-
     user
-    |> cast(params, [:notification_settings])
+    |> cast(%{notification_settings: settings}, [])
+    |> cast_embed(:notification_settings)
     |> validate_required([:notification_settings])
     |> update_and_set_cache()
   end
@@ -1164,7 +1291,7 @@ def perform(:blocks_import, %User{} = blocker, blocked_identifiers)
       blocked_identifiers,
       fn blocked_identifier ->
         with {:ok, %User{} = blocked} <- get_or_fetch(blocked_identifier),
-             {:ok, blocker} <- block(blocker, blocked),
+             {:ok, _user_block} <- block(blocker, blocked),
              {:ok, _} <- ActivityPub.block(blocker, blocked) do
           blocked
         else
@@ -1478,7 +1605,7 @@ def all_superusers do
   end
 
   def showing_reblogs?(%User{} = user, %User{} = target) do
-    target.ap_id not in user.muted_reblogs
+    not UserRelationship.reblog_mute_exists?(user, target)
   end
 
   @doc """
@@ -1720,13 +1847,28 @@ defp truncate_field(%{"name" => name, "value" => value}) do
   end
 
   def admin_api_update(user, params) do
-    user
+    changeset =
-    |> cast(params, [
+      cast(user, params, [
-      :is_moderator,
+        :is_moderator,
-      :is_admin,
+        :is_admin,
-      :show_role
+        :show_role
-    ])
+      ])
-    |> update_and_set_cache()
+
+    with {:ok, updated_user} <- update_and_set_cache(changeset) do
+      if user.is_admin && !updated_user.is_admin do
+        # Tokens & authorizations containing any admin scopes must be revoked (revoking all).
+        # This is an extra safety measure (tokens' admin scopes won't be accepted for non-admins).
+        global_sign_out(user)
+      end
+
+      {:ok, updated_user}
+    end
+  end
+
+  @doc "Signs user out of all applications"
+  def global_sign_out(user) do
+    OAuth.Authorization.delete_user_authorizations(user)
+    OAuth.Token.delete_user_tokens(user)
   end
 
   def mascot_update(user, url) do
@@ -1801,23 +1943,6 @@ def update_email_notifications(user, settings) do
     |> update_and_set_cache()
   end
 
-  defp set_subscribers(user, subscribers) do
-    params = %{subscribers: subscribers}
-
-    user
-    |> cast(params, [:subscribers])
-    |> validate_required([:subscribers])
-    |> update_and_set_cache()
-  end
-
-  def add_to_subscribers(user, subscribed) do
-    set_subscribers(user, Enum.uniq([subscribed | user.subscribers]))
-  end
-
-  def remove_from_subscribers(user, subscribed) do
-    set_subscribers(user, List.delete(user.subscribers, subscribed))
-  end
-
   defp set_domain_blocks(user, domain_blocks) do
     params = %{domain_blocks: domain_blocks}
 
@@ -1835,81 +1960,35 @@ def unblock_domain(user, domain_blocked) do
     set_domain_blocks(user, List.delete(user.domain_blocks, domain_blocked))
   end
 
-  defp set_blocks(user, blocks) do
+  @spec add_to_block(User.t(), User.t()) ::
-    params = %{blocks: blocks}
+          {:ok, UserRelationship.t()} | {:error, Ecto.Changeset.t()}
-
+  defp add_to_block(%User{} = user, %User{} = blocked) do
-    user
+    UserRelationship.create_block(user, blocked)
-    |> cast(params, [:blocks])
-    |> validate_required([:blocks])
-    |> update_and_set_cache()
   end
 
-  def add_to_block(user, blocked) do
+  @spec add_to_block(User.t(), User.t()) ::
-    set_blocks(user, Enum.uniq([blocked | user.blocks]))
+          {:ok, UserRelationship.t()} | {:ok, nil} | {:error, Ecto.Changeset.t()}
+  defp remove_from_block(%User{} = user, %User{} = blocked) do
+    UserRelationship.delete_block(user, blocked)
   end
 
-  def remove_from_block(user, blocked) do
+  defp add_to_mutes(%User{} = user, %User{} = muted_user, notifications?) do
-    set_blocks(user, List.delete(user.blocks, blocked))
+    with {:ok, user_mute} <- UserRelationship.create_mute(user, muted_user),
-  end
+         {:ok, user_notification_mute} <-
-
+           (notifications? && UserRelationship.create_notification_mute(user, muted_user)) ||
-  defp set_mutes(user, mutes) do
+             {:ok, nil} do
-    params = %{mutes: mutes}
+      {:ok, Enum.filter([user_mute, user_notification_mute], & &1)}
-
-    user
-    |> cast(params, [:mutes])
-    |> validate_required([:mutes])
-    |> update_and_set_cache()
-  end
-
-  def add_to_mutes(user, muted, notifications?) do
-    with {:ok, user} <- set_mutes(user, Enum.uniq([muted | user.mutes])) do
-      set_notification_mutes(
-        user,
-        Enum.uniq([muted | user.muted_notifications]),
-        notifications?
-      )
     end
   end
 
-  def remove_from_mutes(user, muted) do
+  defp remove_from_mutes(user, %User{} = muted_user) do
-    with {:ok, user} <- set_mutes(user, List.delete(user.mutes, muted)) do
+    with {:ok, user_mute} <- UserRelationship.delete_mute(user, muted_user),
-      set_notification_mutes(
+         {:ok, user_notification_mute} <-
-        user,
+           UserRelationship.delete_notification_mute(user, muted_user) do
-        List.delete(user.muted_notifications, muted),
+      {:ok, [user_mute, user_notification_mute]}
-        true
-      )
     end
   end
 
-  defp set_notification_mutes(user, _muted_notifications, false = _notifications?) do
-    {:ok, user}
-  end
-
-  defp set_notification_mutes(user, muted_notifications, true = _notifications?) do
-    params = %{muted_notifications: muted_notifications}
-
-    user
-    |> cast(params, [:muted_notifications])
-    |> validate_required([:muted_notifications])
-    |> update_and_set_cache()
-  end
-
-  def add_reblog_mute(user, ap_id) do
-    params = %{muted_reblogs: user.muted_reblogs ++ [ap_id]}
-
-    user
-    |> cast(params, [:muted_reblogs])
-    |> update_and_set_cache()
-  end
-
-  def remove_reblog_mute(user, ap_id) do
-    params = %{muted_reblogs: List.delete(user.muted_reblogs, ap_id)}
-
-    user
-    |> cast(params, [:muted_reblogs])
-    |> update_and_set_cache()
-  end
-
   def set_invisible(user, invisible) do
     params = %{invisible: invisible}
 

lib/pleroma/user/notification_setting.ex

@@ -0,0 +1,40 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.User.NotificationSetting do
+  use Ecto.Schema
+  import Ecto.Changeset
+
+  @derive Jason.Encoder
+  @primary_key false
+
+  embedded_schema do
+    field(:followers, :boolean, default: true)
+    field(:follows, :boolean, default: true)
+    field(:non_follows, :boolean, default: true)
+    field(:non_followers, :boolean, default: true)
+    field(:privacy_option, :boolean, default: false)
+  end
+
+  def changeset(schema, params) do
+    schema
+    |> cast(prepare_attrs(params), [
+      :followers,
+      :follows,
+      :non_follows,
+      :non_followers,
+      :privacy_option
+    ])
+  end
+
+  defp prepare_attrs(params) do
+    Enum.reduce(params, %{}, fn
+      {k, v}, acc when is_binary(v) ->
+        Map.put(acc, k, String.downcase(v))
+
+      {k, v}, acc ->
+        Map.put(acc, k, v)
+    end)
+  end
+end

lib/pleroma/user/search.ex

@@ -103,9 +103,13 @@ defp filter_invisible_users(query) do
     from(q in query, where: q.invisible == false)
   end
 
-  defp filter_blocked_user(query, %User{blocks: blocks})
+  defp filter_blocked_user(query, %User{} = blocker) do
-       when length(blocks) > 0 do
+    query
-    from(q in query, where: not (q.ap_id in ^blocks))
+    |> join(:left, [u], b in Pleroma.UserRelationship,
+      as: :blocks,
+      on: b.relationship_type == ^:block and b.source_id == ^blocker.id and u.id == b.target_id
+    )
+    |> where([blocks: b], is_nil(b.target_id))
   end
 
   defp filter_blocked_user(query, _), do: query

lib/pleroma/user_relationship.ex

@@ -0,0 +1,92 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.UserRelationship do
+  use Ecto.Schema
+
+  import Ecto.Changeset
+  import Ecto.Query
+
+  alias Pleroma.Repo
+  alias Pleroma.User
+  alias Pleroma.UserRelationship
+
+  schema "user_relationships" do
+    belongs_to(:source, User, type: FlakeId.Ecto.CompatType)
+    belongs_to(:target, User, type: FlakeId.Ecto.CompatType)
+    field(:relationship_type, UserRelationshipTypeEnum)
+
+    timestamps(updated_at: false)
+  end
+
+  for relationship_type <- Keyword.keys(UserRelationshipTypeEnum.__enum_map__()) do
+    # Definitions of `create_block/2`, `create_mute/2` etc.
+    def unquote(:"create_#{relationship_type}")(source, target),
+      do: create(unquote(relationship_type), source, target)
+
+    # Definitions of `delete_block/2`, `delete_mute/2` etc.
+    def unquote(:"delete_#{relationship_type}")(source, target),
+      do: delete(unquote(relationship_type), source, target)
+
+    # Definitions of `block_exists?/2`, `mute_exists?/2` etc.
+    def unquote(:"#{relationship_type}_exists?")(source, target),
+      do: exists?(unquote(relationship_type), source, target)
+  end
+
+  def changeset(%UserRelationship{} = user_relationship, params \\ %{}) do
+    user_relationship
+    |> cast(params, [:relationship_type, :source_id, :target_id])
+    |> validate_required([:relationship_type, :source_id, :target_id])
+    |> unique_constraint(:relationship_type,
+      name: :user_relationships_source_id_relationship_type_target_id_index
+    )
+    |> validate_not_self_relationship()
+  end
+
+  def exists?(relationship_type, %User{} = source, %User{} = target) do
+    UserRelationship
+    |> where(relationship_type: ^relationship_type, source_id: ^source.id, target_id: ^target.id)
+    |> Repo.exists?()
+  end
+
+  def create(relationship_type, %User{} = source, %User{} = target) do
+    %UserRelationship{}
+    |> changeset(%{
+      relationship_type: relationship_type,
+      source_id: source.id,
+      target_id: target.id
+    })
+    |> Repo.insert(
+      on_conflict: :replace_all_except_primary_key,
+      conflict_target: [:source_id, :relationship_type, :target_id]
+    )
+  end
+
+  def delete(relationship_type, %User{} = source, %User{} = target) do
+    attrs = %{relationship_type: relationship_type, source_id: source.id, target_id: target.id}
+
+    case Repo.get_by(UserRelationship, attrs) do
+      %UserRelationship{} = existing_record -> Repo.delete(existing_record)
+      nil -> {:ok, nil}
+    end
+  end
+
+  defp validate_not_self_relationship(%Ecto.Changeset{} = changeset) do
+    changeset
+    |> validate_change(:target_id, fn _, target_id ->
+      if target_id == get_field(changeset, :source_id) do
+        [target_id: "can't be equal to source_id"]
+      else
+        []
+      end
+    end)
+    |> validate_change(:source_id, fn _, source_id ->
+      if source_id == get_field(changeset, :target_id) do
+        [source_id: "can't be equal to target_id"]
+      else
+        []
+      end
+    end)
+  end
+end

lib/pleroma/web/activity_pub/activity_pub.ex

@@ -456,17 +456,18 @@ def delete(%Object{data: %{"id" => id, "actor" => actor}} = object, options \\ [
     user = User.get_cached_by_ap_id(actor)
     to = (object.data["to"] || []) ++ (object.data["cc"] || [])
 
-    with {:ok, object, activity} <- Object.delete(object),
+    with create_activity <- Activity.get_create_by_object_ap_id(id),
          data <-
            %{
              "type" => "Delete",
              "actor" => actor,
              "object" => id,
              "to" => to,
-             "deleted_activity_id" => activity && activity.id
+             "deleted_activity_id" => create_activity && create_activity.id
            }
            |> maybe_put("id", activity_id),
          {:ok, activity} <- insert(data, local, false),
+         {:ok, object, _create_activity} <- Object.delete(object),
          stream_out_participations(object, user),
          _ <- decrease_replies_count_if_reply(object),
          {:ok, _actor} <- decrease_note_count_if_public(user, object),
@@ -541,6 +542,30 @@ def flag(
     end
   end
 
+  def move(%User{} = origin, %User{} = target, local \\ true) do
+    params = %{
+      "type" => "Move",
+      "actor" => origin.ap_id,
+      "object" => origin.ap_id,
+      "target" => target.ap_id
+    }
+
+    with true <- origin.ap_id in target.also_known_as,
+         {:ok, activity} <- insert(params, local) do
+      maybe_federate(activity)
+
+      BackgroundWorker.enqueue("move_following", %{
+        "origin_id" => origin.id,
+        "target_id" => target.id
+      })
+
+      {:ok, activity}
+    else
+      false -> {:error, "Target account must have the origin in `alsoKnownAs`"}
+      err -> err
+    end
+  end
+
   defp fetch_activities_for_context_query(context, opts) do
     public = [Pleroma.Constants.as_public()]
 
@@ -724,6 +749,15 @@ def fetch_user_activities(user, reading_user, params \\ %{}) do
       |> Map.put("whole_db", true)
       |> Map.put("pinned_activity_ids", user.pinned_activities)
 
+    params =
+      if User.blocks?(reading_user, user) do
+        params
+      else
+        params
+        |> Map.put("blocking_user", reading_user)
+        |> Map.put("muting_user", reading_user)
+      end
+
     recipients =
       user_activities_recipients(%{
         "godmode" => params["godmode"],
@@ -895,7 +929,7 @@ defp restrict_reblogs(query, _), do: query
   defp restrict_muted(query, %{"with_muted" => val}) when val in [true, "true", "1"], do: query
 
   defp restrict_muted(query, %{"muting_user" => %User{} = user} = opts) do
-    mutes = user.mutes
+    mutes = opts["muted_users_ap_ids"] || User.muted_users_ap_ids(user)
 
     query =
       from([activity] in query,
@@ -912,26 +946,42 @@ defp restrict_muted(query, %{"muting_user" => %User{} = user} = opts) do
 
   defp restrict_muted(query, _), do: query
 
-  defp restrict_blocked(query, %{"blocking_user" => %User{} = user}) do
+  defp restrict_blocked(query, %{"blocking_user" => %User{} = user} = opts) do
-    blocks = user.blocks || []
+    blocked_ap_ids = opts["blocked_users_ap_ids"] || User.blocked_users_ap_ids(user)
     domain_blocks = user.domain_blocks || []
 
+    following_ap_ids = User.get_friends_ap_ids(user)
+
     query =
       if has_named_binding?(query, :object), do: query, else: Activity.with_joined_object(query)
 
     from(
       [activity, object: o] in query,
-      where: fragment("not (? = ANY(?))", activity.actor, ^blocks),
+      where: fragment("not (? = ANY(?))", activity.actor, ^blocked_ap_ids),
-      where: fragment("not (? && ?)", activity.recipients, ^blocks),
+      where: fragment("not (? && ?)", activity.recipients, ^blocked_ap_ids),
       where:
         fragment(
           "not (?->>'type' = 'Announce' and ?->'to' \\?| ?)",
           activity.data,
           activity.data,
-          ^blocks
+          ^blocked_ap_ids
         ),
-      where: fragment("not (split_part(?, '/', 3) = ANY(?))", activity.actor, ^domain_blocks),
+      where:
-      where: fragment("not (split_part(?->>'actor', '/', 3) = ANY(?))", o.data, ^domain_blocks)
+        fragment(
+          "(not (split_part(?, '/', 3) = ANY(?))) or ? = ANY(?)",
+          activity.actor,
+          ^domain_blocks,
+          activity.actor,
+          ^following_ap_ids
+        ),
+      where:
+        fragment(
+          "(not (split_part(?->>'actor', '/', 3) = ANY(?))) or (?->>'actor') = ANY(?)",
+          o.data,
+          ^domain_blocks,
+          o.data,
+          ^following_ap_ids
+        )
     )
   end
 
@@ -955,8 +1005,8 @@ defp restrict_pinned(query, %{"pinned" => "true", "pinned_activity_ids" => ids})
 
   defp restrict_pinned(query, _), do: query
 
-  defp restrict_muted_reblogs(query, %{"muting_user" => %User{} = user}) do
+  defp restrict_muted_reblogs(query, %{"muting_user" => %User{} = user} = opts) do
-    muted_reblogs = user.muted_reblogs || []
+    muted_reblogs = opts["reblog_muted_users_ap_ids"] || User.reblog_muted_users_ap_ids(user)
 
     from(
       activity in query,
@@ -1044,7 +1094,33 @@ defp maybe_order(query, %{order: :asc}) do
 
   defp maybe_order(query, _), do: query
 
+  defp fetch_activities_query_ap_ids_ops(opts) do
+    source_user = opts["muting_user"]
+    ap_id_relations = if source_user, do: [:mute, :reblog_mute], else: []
+
+    ap_id_relations =
+      ap_id_relations ++
+        if opts["blocking_user"] && opts["blocking_user"] == source_user do
+          [:block]
+        else
+          []
+        end
+
+    preloaded_ap_ids = User.outgoing_relations_ap_ids(source_user, ap_id_relations)
+
+    restrict_blocked_opts = Map.merge(%{"blocked_users_ap_ids" => preloaded_ap_ids[:block]}, opts)
+    restrict_muted_opts = Map.merge(%{"muted_users_ap_ids" => preloaded_ap_ids[:mute]}, opts)
+
+    restrict_muted_reblogs_opts =
+      Map.merge(%{"reblog_muted_users_ap_ids" => preloaded_ap_ids[:reblog_mute]}, opts)
+
+    {restrict_blocked_opts, restrict_muted_opts, restrict_muted_reblogs_opts}
+  end
+
   def fetch_activities_query(recipients, opts \\ %{}) do
+    {restrict_blocked_opts, restrict_muted_opts, restrict_muted_reblogs_opts} =
+      fetch_activities_query_ap_ids_ops(opts)
+
     config = %{
       skip_thread_containment: Config.get([:instance, :skip_thread_containment])
     }
@@ -1065,15 +1141,15 @@ def fetch_activities_query(recipients, opts \\ %{}) do
     |> restrict_type(opts)
     |> restrict_state(opts)
     |> restrict_favorited_by(opts)
-    |> restrict_blocked(opts)
+    |> restrict_blocked(restrict_blocked_opts)
-    |> restrict_muted(opts)
+    |> restrict_muted(restrict_muted_opts)
     |> restrict_media(opts)
     |> restrict_visibility(opts)
     |> restrict_thread_visibility(opts, config)
     |> restrict_replies(opts)
     |> restrict_reblogs(opts)
     |> restrict_pinned(opts)
-    |> restrict_muted_reblogs(opts)
+    |> restrict_muted_reblogs(restrict_muted_reblogs_opts)
     |> restrict_instance(opts)
     |> Activity.restrict_deactivated_users()
     |> exclude_poll_votes(opts)
@@ -1089,6 +1165,25 @@ def fetch_activities(recipients, opts \\ %{}, pagination \\ :keyset) do
     |> maybe_update_cc(list_memberships, opts["user"])
   end
 
+  @doc """
+  Fetch favorites activities of user with order by sort adds to favorites
+  """
+  @spec fetch_favourites(User.t(), map(), atom()) :: list(Activity.t())
+  def fetch_favourites(user, params \\ %{}, pagination \\ :keyset) do
+    user.ap_id
+    |> Activity.Queries.by_actor()
+    |> Activity.Queries.by_type("Like")
+    |> Activity.with_joined_object()
+    |> Object.with_joined_activity()
+    |> select([_like, object, activity], %{activity | object: object})
+    |> order_by([like, _, _], desc: like.id)
+    |> Pagination.fetch_paginated(
+      Map.merge(params, %{"skip_order" => true}),
+      pagination,
+      :object_activity
+    )
+  end
+
   defp maybe_update_cc(activities, list_memberships, %User{ap_id: user_ap_id})
        when is_list(list_memberships) and length(list_memberships) > 0 do
     Enum.map(activities, fn
@@ -1165,6 +1260,7 @@ defp object_to_user_data(data) do
     data = Transmogrifier.maybe_fix_user_object(data)
     discoverable = data["discoverable"] || false
     invisible = data["invisible"] || false
+    actor_type = data["type"] || "Person"
 
     user_data = %{
       ap_id: data["id"],
@@ -1179,7 +1275,9 @@ defp object_to_user_data(data) do
       name: data["name"],
       follower_address: data["followers"],
       following_address: data["following"],
-      bio: data["summary"]
+      bio: data["summary"],
+      actor_type: actor_type,
+      also_known_as: Map.get(data, "alsoKnownAs", [])
     }
 
     # nickname can be nil because of virtual actors

lib/pleroma/web/activity_pub/transmogrifier.ex

@@ -387,7 +387,7 @@ def handle_incoming(%{"type" => "Flag", "object" => objects, "actor" => actor} =
   def handle_incoming(%{"id" => nil}, _options), do: :error
   def handle_incoming(%{"id" => ""}, _options), do: :error
   # length of https:// = 8, should validate better, but good enough for now.
-  def handle_incoming(%{"id" => id}, _options) when not (is_binary(id) and length(id) > 8),
+  def handle_incoming(%{"id" => id}, _options) when is_binary(id) and byte_size(id) < 8,
     do: :error
 
   # TODO: validate those with a Ecto scheme
@@ -669,7 +669,7 @@ def handle_incoming(
 
       update_data =
         new_user_data
-        |> Map.take([:avatar, :banner, :bio, :name])
+        |> Map.take([:avatar, :banner, :bio, :name, :also_known_as])
         |> Map.put(:fields, fields)
         |> Map.put(:locked, locked)
         |> Map.put(:invisible, invisible)
@@ -857,6 +857,24 @@ def handle_incoming(
     end
   end
 
+  def handle_incoming(
+        %{
+          "type" => "Move",
+          "actor" => origin_actor,
+          "object" => origin_actor,
+          "target" => target_actor
+        },
+        _options
+      ) do
+    with %User{} = origin_user <- User.get_cached_by_ap_id(origin_actor),
+         {:ok, %User{} = target_user} <- User.get_or_fetch_by_ap_id(target_actor),
+         true <- origin_actor in target_user.also_known_as do
+      ActivityPub.move(origin_user, target_user, false)
+    else
+      _e -> :error
+    end
+  end
+
   def handle_incoming(_, _), do: :error
 
   @spec get_obj_helper(String.t(), Keyword.t()) :: {:ok, Object.t()} | nil

lib/pleroma/web/activity_pub/utils.ex

@@ -722,16 +722,22 @@ defp build_flag_object(act) when is_map(act) or is_binary(act) do
         act when is_binary(act) -> act
       end
 
-    activity = Activity.get_by_ap_id_with_object(id)
+    case Activity.get_by_ap_id_with_object(id) do
-    actor = User.get_by_ap_id(activity.object.data["actor"])
+      %Activity{} = activity ->
+        %{
+          "type" => "Note",
+          "id" => activity.data["id"],
+          "content" => activity.object.data["content"],
+          "published" => activity.object.data["published"],
+          "actor" =>
+            AccountView.render("show.json", %{
+              user: User.get_by_ap_id(activity.object.data["actor"])
+            })
+        }
 
-    %{
+      _ ->
-      "type" => "Note",
+        %{"id" => id, "deleted" => true}
-      "id" => activity.data["id"],
+    end
-      "content" => activity.object.data["content"],
-      "published" => activity.object.data["published"],
-      "actor" => AccountView.render("show.json", %{user: actor})
-    }
   end
 
   defp build_flag_object(_), do: []
@@ -789,7 +795,52 @@ def get_reports(params, page, page_size) do
     ActivityPub.fetch_activities([], params, :offset)
   end
 
-  @spec get_reports_grouped_by_status(%{required(:activity) => String.t()}) :: %{
+  def parse_report_group(activity) do
+    reports = get_reports_by_status_id(activity["id"])
+    max_date = Enum.max_by(reports, &NaiveDateTime.from_iso8601!(&1.data["published"]))
+    actors = Enum.map(reports, & &1.user_actor)
+    [%{data: %{"object" => [account_id | _]}} | _] = reports
+
+    account =
+      AccountView.render("show.json", %{
+        user: User.get_by_ap_id(account_id)
+      })
+
+    status = get_status_data(activity)
+
+    %{
+      date: max_date.data["published"],
+      account: account,
+      status: status,
+      actors: Enum.uniq(actors),
+      reports: reports
+    }
+  end
+
+  defp get_status_data(status) do
+    case status["deleted"] do
+      true ->
+        %{
+          "id" => status["id"],
+          "deleted" => true
+        }
+
+      _ ->
+        Activity.get_by_ap_id(status["id"])
+    end
+  end
+
+  def get_reports_by_status_id(ap_id) do
+    from(a in Activity,
+      where: fragment("(?)->>'type' = 'Flag'", a.data),
+      where: fragment("(?)->'object' @> ?", a.data, ^[%{id: ap_id}]),
+      or_where: fragment("(?)->'object' @> ?", a.data, ^[ap_id])
+    )
+    |> Activity.with_preloaded_user_actor()
+    |> Repo.all()
+  end
+
+  @spec get_reports_grouped_by_status([String.t()]) :: %{
           required(:groups) => [
             %{
               required(:date) => String.t(),
@@ -798,20 +849,15 @@ def get_reports(params, page, page_size) do
               required(:actors) => [%User{}],
               required(:reports) => [%Activity{}]
             }
-          ],
+          ]
-          required(:total) => integer
         }
-  def get_reports_grouped_by_status(groups) do
+  def get_reports_grouped_by_status(activity_ids) do
     parsed_groups =
-      groups
+      activity_ids
-      |> Enum.map(fn entry ->
+      |> Enum.map(fn id ->
-        activity =
+        id
-          case Jason.decode(entry.activity) do
+        |> build_flag_object()
-            {:ok, activity} -> activity
+        |> parse_report_group()
-            _ -> build_flag_object(entry.activity)
-          end
-
-        parse_report_group(activity)
       end)
 
     %{
@@ -819,33 +865,6 @@ def get_reports_grouped_by_status(groups) do
     }
   end
 
-  def parse_report_group(activity) do
-    reports = get_reports_by_status_id(activity["id"])
-    max_date = Enum.max_by(reports, &NaiveDateTime.from_iso8601!(&1.data["published"]))
-    actors = Enum.map(reports, & &1.user_actor)
-
-    %{
-      date: max_date.data["published"],
-      account: activity["actor"],
-      status: %{
-        id: activity["id"],
-        content: activity["content"],
-        published: activity["published"]
-      },
-      actors: Enum.uniq(actors),
-      reports: reports
-    }
-  end
-
-  def get_reports_by_status_id(ap_id) do
-    from(a in Activity,
-      where: fragment("(?)->>'type' = 'Flag'", a.data),
-      where: fragment("(?)->'object' @> ?", a.data, ^[%{id: ap_id}])
-    )
-    |> Activity.with_preloaded_user_actor()
-    |> Repo.all()
-  end
-
   @spec get_reported_activities() :: [
           %{
             required(:activity) => String.t(),
@@ -853,17 +872,23 @@ def get_reports_by_status_id(ap_id) do
           }
         ]
   def get_reported_activities do
-    from(a in Activity,
+    reported_activities_query =
-      where: fragment("(?)->>'type' = 'Flag'", a.data),
+      from(a in Activity,
+        where: fragment("(?)->>'type' = 'Flag'", a.data),
+        select: %{
+          activity: fragment("jsonb_array_elements((? #- '{object,0}')->'object')", a.data)
+        },
+        group_by: fragment("activity")
+      )
+
+    from(a in subquery(reported_activities_query),
+      distinct: true,
       select: %{
-        date: fragment("max(?->>'published') date", a.data),
+        id: fragment("COALESCE(?->>'id'::text, ? #>> '{}')", a.activity, a.activity)
-        activity:
+      }
-          fragment("jsonb_array_elements_text((? #- '{object,0}')->'object') activity", a.data)
-      },
-      group_by: fragment("activity"),
-      order_by: fragment("date DESC")
     )
     |> Repo.all()
+    |> Enum.map(& &1.id)
   end
 
   def update_report_state(%Activity{} = activity, state)

lib/pleroma/web/activity_pub/views/user_view.ex

@@ -91,7 +91,7 @@ def render("user.json", %{user: user}) do
 
     %{
       "id" => user.ap_id,
-      "type" => "Person",
+      "type" => user.actor_type,
       "following" => "#{user.ap_id}/following",
       "followers" => "#{user.ap_id}/followers",
       "inbox" => "#{user.ap_id}/inbox",

lib/pleroma/web/activity_pub/visibility.ex

@@ -14,6 +14,7 @@ defmodule Pleroma.Web.ActivityPub.Visibility do
   @spec is_public?(Object.t() | Activity.t() | map()) :: boolean()
   def is_public?(%Object{data: %{"type" => "Tombstone"}}), do: false
   def is_public?(%Object{data: data}), do: is_public?(data)
+  def is_public?(%Activity{data: %{"type" => "Move"}}), do: true
   def is_public?(%Activity{data: data}), do: is_public?(data)
   def is_public?(%{"directMessage" => true}), do: false
   def is_public?(data), do: Utils.label_in_message?(Pleroma.Constants.as_public(), data)

lib/pleroma/web/admin_api/admin_api_controller.ex

@@ -31,13 +31,13 @@ defmodule Pleroma.Web.AdminAPI.AdminAPIController do
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["read:accounts"]}
+    %{scopes: ["read:accounts"], admin: true}
     when action in [:list_users, :user_show, :right_get, :invites]
   )
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["write:accounts"]}
+    %{scopes: ["write:accounts"], admin: true}
     when action in [
            :get_invite_token,
            :revoke_invite,
@@ -59,35 +59,37 @@ defmodule Pleroma.Web.AdminAPI.AdminAPIController do
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["read:reports"]} when action in [:list_reports, :report_show]
+    %{scopes: ["read:reports"], admin: true}
+    when action in [:list_reports, :report_show]
   )
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["write:reports"]}
+    %{scopes: ["write:reports"], admin: true}
     when action in [:report_update_state, :report_respond]
   )
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["read:statuses"]} when action == :list_user_statuses
+    %{scopes: ["read:statuses"], admin: true}
+    when action == :list_user_statuses
   )
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["write:statuses"]}
+    %{scopes: ["write:statuses"], admin: true}
     when action in [:status_update, :status_delete]
   )
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["read"]}
+    %{scopes: ["read"], admin: true}
     when action in [:config_show, :migrate_to_db, :migrate_from_db, :list_log]
   )
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["write"]}
+    %{scopes: ["write"], admin: true}
     when action in [:relay_follow, :relay_unfollow, :config_update]
   )
 
@@ -650,11 +652,11 @@ def list_reports(conn, params) do
   end
 
   def list_grouped_reports(conn, _params) do
-    reports = Utils.get_reported_activities()
+    statuses = Utils.get_reported_activities()
 
     conn
     |> put_view(ReportView)
-    |> render("index_grouped.json", Utils.get_reports_grouped_by_status(reports))
+    |> render("index_grouped.json", Utils.get_reports_grouped_by_status(statuses))
   end
 
   def report_show(conn, %{"id" => id}) do

lib/pleroma/web/admin_api/views/report_view.ex

@@ -4,6 +4,7 @@
 
 defmodule Pleroma.Web.AdminAPI.ReportView do
   use Pleroma.Web, :view
+  alias Pleroma.Activity
   alias Pleroma.HTML
   alias Pleroma.User
   alias Pleroma.Web.AdminAPI.Report
@@ -46,10 +47,16 @@ def render("show.json", %{report: report, user: user, account: account, statuses
   def render("index_grouped.json", %{groups: groups}) do
     reports =
       Enum.map(groups, fn group ->
+        status =
+          case group.status do
+            %Activity{} = activity -> StatusView.render("show.json", %{activity: activity})
+            _ -> group.status
+          end
+
         %{
           date: group[:date],
           account: group[:account],
-          status: group[:status],
+          status: Map.put_new(status, "deleted", false),
           actors: Enum.map(group[:actors], &merge_account_views/1),
           reports:
             group[:reports]

lib/pleroma/web/chat_channel.ex

@@ -20,7 +20,7 @@ def handle_info(:after_join, socket) do
   def handle_in("new_msg", %{"text" => text}, %{assigns: %{user_name: user_name}} = socket) do
     text = String.trim(text)
 
-    if String.length(text) > 0 do
+    if String.length(text) in 1..Pleroma.Config.get([:instance, :chat_limit]) do
       author = User.get_cached_by_nickname(user_name)
       author = Pleroma.Web.MastodonAPI.AccountView.render("show.json", user: author)
       message = ChatChannelState.add_message(%{text: text, author: author})

lib/pleroma/web/common_api/common_api.ex

@@ -10,6 +10,7 @@ defmodule Pleroma.Web.CommonAPI do
   alias Pleroma.Object
   alias Pleroma.ThreadMute
   alias Pleroma.User
+  alias Pleroma.UserRelationship
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.ActivityPub.Utils
   alias Pleroma.Web.ActivityPub.Visibility
@@ -32,7 +33,7 @@ def follow(follower, followed) do
   def unfollow(follower, unfollowed) do
     with {:ok, follower, _follow_activity} <- User.unfollow(follower, unfollowed),
          {:ok, _activity} <- ActivityPub.unfollow(follower, unfollowed),
-         {:ok, _unfollowed} <- User.unsubscribe(follower, unfollowed) do
+         {:ok, _subscription} <- User.unsubscribe(follower, unfollowed) do
       {:ok, follower}
     end
   end
@@ -420,15 +421,11 @@ defp set_visibility(activity, %{"visibility" => visibility}) do
 
   defp set_visibility(activity, _), do: {:ok, activity}
 
-  def hide_reblogs(user, %{ap_id: ap_id} = _muted) do
+  def hide_reblogs(%User{} = user, %User{} = target) do
-    if ap_id not in user.muted_reblogs do
+    UserRelationship.create_reblog_mute(user, target)
-      User.add_reblog_mute(user, ap_id)
-    end
   end
 
-  def show_reblogs(user, %{ap_id: ap_id} = _muted) do
+  def show_reblogs(%User{} = user, %User{} = target) do
-    if ap_id in user.muted_reblogs do
+    UserRelationship.delete_reblog_mute(user, target)
-      User.remove_reblog_mute(user, ap_id)
-    end
   end
 end

lib/pleroma/web/common_api/utils.ex

@@ -451,6 +451,8 @@ def maybe_notify_to_recipients(
     recipients ++ to
   end
 
+  def maybe_notify_to_recipients(recipients, _), do: recipients
+
   def maybe_notify_mentioned_recipients(
         recipients,
         %Activity{data: %{"to" => _to, "type" => type} = data} = activity
@@ -492,7 +494,7 @@ def maybe_notify_subscribers(
     with %User{} = user <- User.get_cached_by_ap_id(actor) do
       subscriber_ids =
         user
-        |> User.subscribers()
+        |> User.subscriber_users()
         |> Enum.filter(&Visibility.visible_for_user?(activity, &1))
         |> Enum.map(& &1.ap_id)
 
@@ -502,6 +504,17 @@ def maybe_notify_subscribers(
 
   def maybe_notify_subscribers(recipients, _), do: recipients
 
+  def maybe_notify_followers(recipients, %Activity{data: %{"type" => "Move"}} = activity) do
+    with %User{} = user <- User.get_cached_by_ap_id(activity.actor) do
+      user
+      |> User.get_followers()
+      |> Enum.map(& &1.ap_id)
+      |> Enum.concat(recipients)
+    end
+  end
+
+  def maybe_notify_followers(recipients, _), do: recipients
+
   def maybe_extract_mentions(%{"tag" => tag}) do
     tag
     |> Enum.filter(fn x -> is_map(x) && x["type"] == "Mention" end)

lib/pleroma/web/endpoint.ex

@@ -61,14 +61,7 @@ defmodule Pleroma.Web.Endpoint do
   plug(Plug.RequestId)
   plug(Plug.Logger)
 
-  plug(
+  plug(Pleroma.Plugs.Parsers)
-    Plug.Parsers,
-    parsers: [:urlencoded, :multipart, :json],
-    pass: ["*/*"],
-    json_decoder: Jason,
-    length: Pleroma.Config.get([:instance, :upload_limit]),
-    body_reader: {Pleroma.Web.Plugs.DigestPlug, :read_body, []}
-  )
 
   plug(Plug.MethodOverride)
   plug(Plug.Head)

lib/pleroma/web/mastodon_api/controllers/account_controller.ex

@@ -152,6 +152,7 @@ def update_credentials(%{assigns: %{user: original_user}} = conn, params) do
         :hide_favorites,
         :show_role,
         :skip_thread_containment,
+        :allow_following_move,
         :discoverable
       ]
       |> Enum.reduce(%{}, fn key, acc ->
@@ -187,6 +188,7 @@ def update_credentials(%{assigns: %{user: original_user}} = conn, params) do
         {:ok, Map.merge(user.pleroma_settings_store, value)}
       end)
       |> add_if_present(params, "default_scope", :default_scope)
+      |> add_if_present(params, "actor_type", :actor_type)
 
     emojis_text = (user_params["display_name"] || "") <> (user_params["note"] || "")
 
@@ -248,7 +250,11 @@ def show(%{assigns: %{user: for_user}} = conn, %{"id" => nickname_or_id}) do
   @doc "GET /api/v1/accounts/:id/statuses"
   def statuses(%{assigns: %{user: reading_user}} = conn, params) do
     with %User{} = user <- User.get_cached_by_nickname_or_id(params["id"], for: reading_user) do
-      params = Map.put(params, "tag", params["tagged"])
+      params =
+        params
+        |> Map.put("tag", params["tagged"])
+        |> Map.delete("godmode")
+
       activities = ActivityPub.fetch_user_activities(user, reading_user, params)
 
       conn
@@ -323,7 +329,7 @@ def unfollow(%{assigns: %{user: follower, account: followed}} = conn, _params) d
   def mute(%{assigns: %{user: muter, account: muted}} = conn, params) do
     notifications? = params |> Map.get("notifications", true) |> truthy_param?()
 
-    with {:ok, muter} <- User.mute(muter, muted, notifications?) do
+    with {:ok, _user_relationships} <- User.mute(muter, muted, notifications?) do
       render(conn, "relationship.json", user: muter, target: muted)
     else
       {:error, message} -> json_response(conn, :forbidden, %{error: message})
@@ -332,7 +338,7 @@ def mute(%{assigns: %{user: muter, account: muted}} = conn, params) do
 
   @doc "POST /api/v1/accounts/:id/unmute"
   def unmute(%{assigns: %{user: muter, account: muted}} = conn, _params) do
-    with {:ok, muter} <- User.unmute(muter, muted) do
+    with {:ok, _user_relationships} <- User.unmute(muter, muted) do
       render(conn, "relationship.json", user: muter, target: muted)
     else
       {:error, message} -> json_response(conn, :forbidden, %{error: message})
@@ -341,7 +347,7 @@ def unmute(%{assigns: %{user: muter, account: muted}} = conn, _params) do
 
   @doc "POST /api/v1/accounts/:id/block"
   def block(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
-    with {:ok, blocker} <- User.block(blocker, blocked),
+    with {:ok, _user_block} <- User.block(blocker, blocked),
          {:ok, _activity} <- ActivityPub.block(blocker, blocked) do
       render(conn, "relationship.json", user: blocker, target: blocked)
     else
@@ -351,7 +357,7 @@ def block(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
 
   @doc "POST /api/v1/accounts/:id/unblock"
   def unblock(%{assigns: %{user: blocker, account: blocked}} = conn, _params) do
-    with {:ok, blocker} <- User.unblock(blocker, blocked),
+    with {:ok, _user_block} <- User.unblock(blocker, blocked),
          {:ok, _activity} <- ActivityPub.unblock(blocker, blocked) do
       render(conn, "relationship.json", user: blocker, target: blocked)
     else
@@ -373,12 +379,14 @@ def follows(%{assigns: %{user: follower}} = conn, %{"uri" => uri}) do
 
   @doc "GET /api/v1/mutes"
   def mutes(%{assigns: %{user: user}} = conn, _) do
-    render(conn, "index.json", users: User.muted_users(user), for: user, as: :user)
+    users = User.muted_users(user, _restrict_deactivated = true)
+    render(conn, "index.json", users: users, for: user, as: :user)
   end
 
   @doc "GET /api/v1/blocks"
   def blocks(%{assigns: %{user: user}} = conn, _) do
-    render(conn, "index.json", users: User.blocked_users(user), for: user, as: :user)
+    users = User.blocked_users(user, _restrict_deactivated = true)
+    render(conn, "index.json", users: users, for: user, as: :user)
   end
 
   @doc "GET /api/v1/endorsements"

lib/pleroma/web/mastodon_api/controllers/status_controller.ex

@@ -346,15 +346,11 @@ def context(%{assigns: %{user: user}} = conn, %{"id" => id}) do
 
   @doc "GET /api/v1/favourites"
   def favourites(%{assigns: %{user: user}} = conn, params) do
-    params =
-      params
-      |> Map.put("type", "Create")
-      |> Map.put("favorited_by", user.ap_id)
-      |> Map.put("blocking_user", user)
-
     activities =
-      ActivityPub.fetch_activities([], params)
+      ActivityPub.fetch_favourites(
-      |> Enum.reverse()
+        user,
+        Map.take(params, Pleroma.Pagination.page_keys())
+      )
 
     conn
     |> add_link_headers(activities)

lib/pleroma/web/mastodon_api/mastodon_api.ex

@@ -24,19 +24,16 @@ def follow(follower, followed, params \\ %{}) do
 
     with {:ok, follower, _followed, _} <- result do
       options = cast_params(params)
-
+      set_reblogs_visibility(options[:reblogs], result)
-      case reblogs_visibility(options[:reblogs], result) do
+      {:ok, follower}
-        {:ok, follower} -> {:ok, follower}
-        _ -> {:ok, follower}
-      end
     end
   end
 
-  defp reblogs_visibility(false, {:ok, follower, followed, _}) do
+  defp set_reblogs_visibility(false, {:ok, follower, followed, _}) do
     CommonAPI.hide_reblogs(follower, followed)
   end
 
-  defp reblogs_visibility(_, {:ok, follower, followed, _}) do
+  defp set_reblogs_visibility(_, {:ok, follower, followed, _}) do
     CommonAPI.show_reblogs(follower, followed)
   end
 
@@ -73,7 +70,8 @@ defp cast_params(params) do
       exclude_types: {:array, :string},
       exclude_visibilities: {:array, :string},
       reblogs: :boolean,
-      with_muted: :boolean
+      with_muted: :boolean,
+      with_move: :boolean
     }
 
     changeset = cast({%{}, param_types}, params, Map.keys(param_types))

lib/pleroma/web/mastodon_api/views/account_view.ex

@@ -50,8 +50,8 @@ def render("relationship.json", %{user: %User{} = user, target: %User{} = target
       id: to_string(target.id),
       following: User.following?(user, target),
       followed_by: User.following?(target, user),
-      blocking: User.blocks_ap_id?(user, target),
+      blocking: User.blocks_user?(user, target),
-      blocked_by: User.blocks_ap_id?(target, user),
+      blocked_by: User.blocks_user?(target, user),
       muting: User.mutes?(user, target),
       muting_notifications: User.muted_notifications?(user, target),
       subscribing: User.subscribed_to?(user, target),
@@ -86,7 +86,7 @@ defp do_render("show.json", %{user: user} = opts) do
         0
       end
 
-    bot = (user.source_data["type"] || "Person") in ["Application", "Service"]
+    bot = user.actor_type in ["Application", "Service"]
 
     emojis =
       (user.source_data["tag"] || [])
@@ -137,7 +137,8 @@ defp do_render("show.json", %{user: user} = opts) do
         sensitive: false,
         fields: user.raw_fields,
         pleroma: %{
-          discoverable: user.discoverable
+          discoverable: user.discoverable,
+          actor_type: user.actor_type
         }
       },
 
@@ -162,6 +163,7 @@ defp do_render("show.json", %{user: user} = opts) do
     |> maybe_put_chat_token(user, opts[:for], opts)
     |> maybe_put_activation_status(user, opts[:for])
     |> maybe_put_follow_requests_count(user, opts[:for])
+    |> maybe_put_allow_following_move(user, opts[:for])
     |> maybe_put_unread_conversation_count(user, opts[:for])
   end
 
@@ -238,6 +240,12 @@ defp maybe_put_notification_settings(data, %User{id: user_id} = user, %User{id:
 
   defp maybe_put_notification_settings(data, _, _), do: data
 
+  defp maybe_put_allow_following_move(data, %User{id: user_id} = user, %User{id: user_id}) do
+    Kernel.put_in(data, [:pleroma, :allow_following_move], user.allow_following_move)
+  end
+
+  defp maybe_put_allow_following_move(data, _, _), do: data
+
   defp maybe_put_activation_status(data, user, %User{is_admin: true}) do
     Kernel.put_in(data, [:pleroma, :deactivated], user.deactivated)
   end

lib/pleroma/web/mastodon_api/views/notification_view.ex

@@ -37,32 +37,24 @@ def render("show.json", %{
       }
 
       case mastodon_type do
-        "mention" ->
+        "mention" -> put_status(response, activity, user)
-          response
+        "favourite" -> put_status(response, parent_activity, user)
-          |> Map.merge(%{
+        "reblog" -> put_status(response, parent_activity, user)
-            status: StatusView.render("show.json", %{activity: activity, for: user})
+        "move" -> put_target(response, activity, user)
-          })
+        "follow" -> response
-
+        _ -> nil
-        "favourite" ->
-          response
-          |> Map.merge(%{
-            status: StatusView.render("show.json", %{activity: parent_activity, for: user})
-          })
-
-        "reblog" ->
-          response
-          |> Map.merge(%{
-            status: StatusView.render("show.json", %{activity: parent_activity, for: user})
-          })
-
-        "follow" ->
-          response
-
-        _ ->
-          nil
       end
     else
       _ -> nil
     end
   end
+
+  defp put_status(response, activity, user) do
+    Map.put(response, :status, StatusView.render("show.json", %{activity: activity, for: user}))
+  end
+
+  defp put_target(response, activity, user) do
+    target = User.get_cached_by_ap_id(activity.data["target"])
+    Map.put(response, :target, AccountView.render("show.json", %{user: target, for: user}))
+  end
 end

lib/pleroma/web/oauth/oauth_controller.ex

@@ -222,7 +222,7 @@ def token_exchange(
          {:user_active, true} <- {:user_active, !user.deactivated},
          {:password_reset_pending, false} <-
            {:password_reset_pending, user.password_reset_pending},
-         {:ok, scopes} <- validate_scopes(app, params),
+         {:ok, scopes} <- validate_scopes(app, params, user),
          {:ok, auth} <- Authorization.create_authorization(app, user, scopes),
          {:ok, token} <- Token.exchange_token(app, auth) do
       json(conn, Token.Response.build(user, token))
@@ -471,7 +471,7 @@ defp do_create_authorization(
            {:get_user, (user && {:ok, user}) || Authenticator.get_user(conn)},
          %App{} = app <- Repo.get_by(App, client_id: client_id),
          true <- redirect_uri in String.split(app.redirect_uris),
-         {:ok, scopes} <- validate_scopes(app, auth_attrs),
+         {:ok, scopes} <- validate_scopes(app, auth_attrs, user),
          {:auth_active, true} <- {:auth_active, User.auth_active?(user)} do
       Authorization.create_authorization(app, user, scopes)
     end
@@ -487,12 +487,12 @@ defp get_session_registration_id(%Plug.Conn{} = conn), do: get_session(conn, :re
   defp put_session_registration_id(%Plug.Conn{} = conn, registration_id),
     do: put_session(conn, :registration_id, registration_id)
 
-  @spec validate_scopes(App.t(), map()) ::
+  @spec validate_scopes(App.t(), map(), User.t()) ::
           {:ok, list()} | {:error, :missing_scopes | :unsupported_scopes}
-  defp validate_scopes(app, params) do
+  defp validate_scopes(%App{} = app, params, %User{} = user) do
     params
     |> Scopes.fetch_scopes(app.scopes)
-    |> Scopes.validate(app.scopes)
+    |> Scopes.validate(app.scopes, user)
   end
 
   def default_redirect_uri(%App{} = app) do

lib/pleroma/web/oauth/scopes.ex

@@ -7,6 +7,9 @@ defmodule Pleroma.Web.OAuth.Scopes do
   Functions for dealing with scopes.
   """
 
+  alias Pleroma.Plugs.OAuthScopesPlug
+  alias Pleroma.User
+
   @doc """
   Fetch scopes from request params.
 
@@ -53,15 +56,36 @@ def to_string(scopes), do: Enum.join(scopes, " ")
   @doc """
   Validates scopes.
   """
-  @spec validate(list() | nil, list()) ::
+  @spec validate(list() | nil, list(), User.t()) ::
           {:ok, list()} | {:error, :missing_scopes | :unsupported_scopes}
-  def validate([], _app_scopes), do: {:error, :missing_scopes}
+  def validate(blank_scopes, _app_scopes, _user) when blank_scopes in [nil, []],
-  def validate(nil, _app_scopes), do: {:error, :missing_scopes}
+    do: {:error, :missing_scopes}
 
-  def validate(scopes, app_scopes) do
+  def validate(scopes, app_scopes, %User{} = user) do
-    case Pleroma.Plugs.OAuthScopesPlug.filter_descendants(scopes, app_scopes) do
+    with {:ok, _} <- ensure_scopes_support(scopes, app_scopes),
+         {:ok, scopes} <- authorize_admin_scopes(scopes, app_scopes, user) do
+      {:ok, scopes}
+    end
+  end
+
+  defp ensure_scopes_support(scopes, app_scopes) do
+    case OAuthScopesPlug.filter_descendants(scopes, app_scopes) do
       ^scopes -> {:ok, scopes}
       _ -> {:error, :unsupported_scopes}
     end
   end
+
+  defp authorize_admin_scopes(scopes, app_scopes, %User{} = user) do
+    if user.is_admin || !contains_admin_scopes?(scopes) || !contains_admin_scopes?(app_scopes) do
+      {:ok, scopes}
+    else
+      {:error, :unsupported_scopes}
+    end
+  end
+
+  def contains_admin_scopes?(scopes) do
+    scopes
+    |> OAuthScopesPlug.filter_descendants(["admin"])
+    |> Enum.any?()
+  end
 end

lib/pleroma/web/oauth/token/clean_worker.ex

@@ -11,11 +11,6 @@ defmodule Pleroma.Web.OAuth.Token.CleanWorker do
   @ten_seconds 10_000
   @one_day 86_400_000
 
-  @interval Pleroma.Config.get(
-              [:oauth2, :clean_expired_tokens_interval],
-              @one_day
-            )
-
   alias Pleroma.Web.OAuth.Token
   alias Pleroma.Workers.BackgroundWorker
 
@@ -29,8 +24,9 @@ def init(_) do
   @doc false
   def handle_info(:perform, state) do
     BackgroundWorker.enqueue("clean_expired_tokens", %{})
+    interval = Pleroma.Config.get([:oauth2, :clean_expired_tokens_interval], @one_day)
 
-    Process.send_after(self(), :perform, @interval)
+    Process.send_after(self(), :perform, interval)
     {:noreply, state}
   end
 

lib/pleroma/web/pleroma_api/controllers/account_controller.ex

@@ -144,7 +144,7 @@ def favourites(%{assigns: %{user: for_user, account: user}} = conn, params) do
 
   @doc "POST /api/v1/pleroma/accounts/:id/subscribe"
   def subscribe(%{assigns: %{user: user, account: subscription_target}} = conn, _params) do
-    with {:ok, subscription_target} <- User.subscribe(user, subscription_target) do
+    with {:ok, _subscription} <- User.subscribe(user, subscription_target) do
       render(conn, "relationship.json", user: user, target: subscription_target)
     else
       {:error, message} -> json_response(conn, :forbidden, %{error: message})
@@ -153,7 +153,7 @@ def subscribe(%{assigns: %{user: user, account: subscription_target}} = conn, _p
 
   @doc "POST /api/v1/pleroma/accounts/:id/unsubscribe"
   def unsubscribe(%{assigns: %{user: user, account: subscription_target}} = conn, _params) do
-    with {:ok, subscription_target} <- User.unsubscribe(user, subscription_target) do
+    with {:ok, _subscription} <- User.unsubscribe(user, subscription_target) do
       render(conn, "relationship.json", user: user, target: subscription_target)
     else
       {:error, message} -> json_response(conn, :forbidden, %{error: message})

lib/pleroma/web/pleroma_api/controllers/emoji_api_controller.ex

@@ -7,7 +7,7 @@ defmodule Pleroma.Web.PleromaAPI.EmojiAPIController do
 
   plug(
     OAuthScopesPlug,
-    %{scopes: ["write"]}
+    %{scopes: ["write"], admin: true}
     when action in [
            :create,
            :delete,

lib/pleroma/web/push/impl.ex

@@ -16,14 +16,14 @@ defmodule Pleroma.Web.Push.Impl do
   require Logger
   import Ecto.Query
 
-  @types ["Create", "Follow", "Announce", "Like"]
+  @types ["Create", "Follow", "Announce", "Like", "Move"]
 
   @doc "Performs sending notifications for user subscriptions"
   @spec perform(Notification.t()) :: list(any) | :error
   def perform(
         %{
-          activity: %{data: %{"type" => activity_type}, id: activity_id} = activity,
+          activity: %{data: %{"type" => activity_type}} = activity,
-          user_id: user_id
+          user: %User{id: user_id}
         } = notif
       )
       when activity_type in @types do
@@ -39,18 +39,17 @@ def perform(
     for subscription <- fetch_subsriptions(user_id),
         get_in(subscription.data, ["alerts", type]) do
       %{
-        title: format_title(notif),
         access_token: subscription.token.token,
-        body: format_body(notif, actor, object),
         notification_id: notif.id,
         notification_type: type,
         icon: avatar_url,
         preferred_locale: "en",
         pleroma: %{
-          activity_id: activity_id,
+          activity_id: notif.activity.id,
           direct_conversation_id: direct_conversation_id
         }
       }
+      |> Map.merge(build_content(notif, actor, object))
       |> Jason.encode!()
       |> push_message(build_sub(subscription), gcm_api_key, subscription)
     end
@@ -100,6 +99,24 @@ def build_sub(subscription) do
     }
   end
 
+  def build_content(
+        %{
+          activity: %{data: %{"directMessage" => true}},
+          user: %{notification_settings: %{privacy_option: true}}
+        },
+        actor,
+        _
+      ) do
+    %{title: "New Direct Message", body: "@#{actor.nickname}"}
+  end
+
+  def build_content(notif, actor, object) do
+    %{
+      title: format_title(notif),
+      body: format_body(notif, actor, object)
+    }
+  end
+
   def format_body(
         %{activity: %{data: %{"type" => "Create"}}},
         actor,

lib/pleroma/web/router.ex

@@ -529,7 +529,10 @@ defmodule Pleroma.Web.Router do
 
     get("/users/:nickname/feed", Feed.FeedController, :feed)
     get("/users/:nickname", Feed.FeedController, :feed_redirect)
+  end
 
+  scope "/", Pleroma.Web do
+    pipe_through(:browser)
     get("/mailer/unsubscribe/:token", Mailer.SubscriptionController, :unsubscribe)
   end
 

lib/pleroma/web/streamer/worker.ex

@@ -129,16 +129,17 @@ defp do_stream(%{topic: topic, item: item}) do
   end
 
   defp should_send?(%User{} = user, %Activity{} = item) do
-    blocks = user.blocks || []
+    %{block: blocked_ap_ids, mute: muted_ap_ids, reblog_mute: reblog_muted_ap_ids} =
-    mutes = user.mutes || []
+      User.outgoing_relations_ap_ids(user, [:block, :mute, :reblog_mute])
-    reblog_mutes = user.muted_reblogs || []
+
-    recipient_blocks = MapSet.new(blocks ++ mutes)
+    recipient_blocks = MapSet.new(blocked_ap_ids ++ muted_ap_ids)
     recipients = MapSet.new(item.recipients)
     domain_blocks = Pleroma.Web.ActivityPub.MRF.subdomains_regex(user.domain_blocks)
 
     with parent <- Object.normalize(item) || item,
-         true <- Enum.all?([blocks, mutes, reblog_mutes], &(item.actor not in &1)),
+         true <-
-         true <- Enum.all?([blocks, mutes], &(parent.data["actor"] not in &1)),
+           Enum.all?([blocked_ap_ids, muted_ap_ids, reblog_muted_ap_ids], &(item.actor not in &1)),
+         true <- Enum.all?([blocked_ap_ids, muted_ap_ids], &(parent.data["actor"] not in &1)),
          true <- MapSet.disjoint?(recipients, recipient_blocks),
          %{host: item_host} <- URI.parse(item.actor),
          %{host: parent_host} <- URI.parse(parent.data["actor"]),

lib/pleroma/workers/background_worker.ex

@@ -71,4 +71,11 @@ def perform(%{"op" => "fetch_data_for_activity", "activity_id" => activity_id},
     activity = Activity.get_by_id(activity_id)
     Pleroma.Web.RichMedia.Helpers.perform(:fetch, activity)
   end
+
+  def perform(%{"op" => "move_following", "origin_id" => origin_id, "target_id" => target_id}, _) do
+    origin = User.get_cached_by_id(origin_id)
+    target = User.get_cached_by_id(target_id)
+
+    Pleroma.FollowingRelationship.move_following(origin, target)
+  end
 end

lib/pleroma/workers/web_pusher_worker.ex

@@ -13,7 +13,7 @@ def perform(%{"op" => "web_push", "notification_id" => notification_id}, _job) d
     notification =
       Notification
       |> Repo.get(notification_id)
-      |> Repo.preload([:activity])
+      |> Repo.preload([:activity, :user])
 
     Pleroma.Web.Push.Impl.perform(notification)
   end

mix.exs

@@ -100,6 +100,7 @@ defp deps do
       {:plug_cowboy, "~> 2.0"},
       {:phoenix_pubsub, "~> 1.1"},
       {:phoenix_ecto, "~> 4.0"},
+      {:ecto_enum, "~> 1.4"},
       {:ecto_sql, "~> 3.2"},
       {:postgrex, ">= 0.13.5"},
       {:oban, "~> 0.12.0"},

mix.lock

@@ -24,6 +24,7 @@
   "deep_merge": {:hex, :deep_merge, "1.0.0", "b4aa1a0d1acac393bdf38b2291af38cb1d4a52806cf7a4906f718e1feb5ee961", [:mix], [], "hexpm"},
   "earmark": {:hex, :earmark, "1.4.2", "3aa0bd23bc4c61cf2f1e5d752d1bb470560a6f8539974f767a38923bb20e1d7f", [:mix], [], "hexpm"},
   "ecto": {:hex, :ecto, "3.2.5", "76c864b77948a479e18e69cc1d0f0f4ee7cced1148ffe6a093ff91eba644f0b5", [:mix], [{:decimal, "~> 1.6", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}], "hexpm"},
+  "ecto_enum": {:hex, :ecto_enum, "1.4.0", "d14b00e04b974afc69c251632d1e49594d899067ee2b376277efd8233027aec8", [:mix], [{:ecto, ">= 3.0.0", [hex: :ecto, repo: "hexpm", optional: false]}, {:ecto_sql, "> 3.0.0", [hex: :ecto_sql, repo: "hexpm", optional: false]}, {:mariaex, ">= 0.0.0", [hex: :mariaex, repo: "hexpm", optional: true]}, {:postgrex, ">= 0.0.0", [hex: :postgrex, repo: "hexpm", optional: true]}], "hexpm"},
   "ecto_sql": {:hex, :ecto_sql, "3.2.2", "d10845bc147b9f61ef485cbf0973c0a337237199bd9bd30dd9542db00aadc26b", [:mix], [{:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:ecto, "~> 3.2.0", [hex: :ecto, repo: "hexpm", optional: false]}, {:myxql, "~> 0.2.0 or ~> 0.3.0", [hex: :myxql, repo: "hexpm", optional: true]}, {:postgrex, "~> 0.15.0", [hex: :postgrex, repo: "hexpm", optional: true]}, {:telemetry, "~> 0.4.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm"},
   "esshd": {:hex, :esshd, "0.1.0", "6f93a2062adb43637edad0ea7357db2702a4b80dd9683482fe00f5134e97f4c1", [:mix], [], "hexpm"},
   "eternal": {:hex, :eternal, "1.2.1", "d5b6b2499ba876c57be2581b5b999ee9bdf861c647401066d3eeed111d096bc4", [:mix], [], "hexpm"},
@@ -35,8 +36,8 @@
   "ex_machina": {:hex, :ex_machina, "2.3.0", "92a5ad0a8b10ea6314b876a99c8c9e3f25f4dde71a2a835845b136b9adaf199a", [:mix], [{:ecto, "~> 2.2 or ~> 3.0", [hex: :ecto, repo: "hexpm", optional: true]}, {:ecto_sql, "~> 3.0", [hex: :ecto_sql, repo: "hexpm", optional: true]}], "hexpm"},
   "ex_syslogger": {:git, "https://github.com/slashmili/ex_syslogger.git", "f3963399047af17e038897c69e20d552e6899e1d", [tag: "1.4.0"]},
   "excoveralls": {:hex, :excoveralls, "0.11.2", "0c6f2c8db7683b0caa9d490fb8125709c54580b4255ffa7ad35f3264b075a643", [:mix], [{:hackney, "~> 1.0", [hex: :hackney, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: false]}], "hexpm"},
-  "fast_html": {:hex, :fast_html, "0.99.4", "d80812664f0429607e1d880fba0ef04da87a2e4fa596701bcaae17953535695c", [:make, :mix], [], "hexpm"},
+  "fast_html": {:hex, :fast_html, "1.0.1", "5bc7df4dc4607ec2c314c16414e4111d79a209956c4f5df96602d194c61197f9", [:make, :mix], [], "hexpm"},
-  "fast_sanitize": {:hex, :fast_sanitize, "0.1.4", "6c2e7203ca2f8275527a3021ba6e9d5d4ee213a47dc214a97c128737c9e56df1", [:mix], [{:fast_html, "~> 0.99", [hex: :fast_html, repo: "hexpm", optional: false]}, {:plug, "~> 1.8", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm"},
+  "fast_sanitize": {:hex, :fast_sanitize, "0.1.6", "60a5ae96879956dea409a91a77f5dd2994c24cc10f80eefd8f9892ee4c0c7b25", [:mix], [{:fast_html, "~> 1.0", [hex: :fast_html, repo: "hexpm", optional: false]}, {:plug, "~> 1.8", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm"},
   "flake_id": {:hex, :flake_id, "0.1.0", "7716b086d2e405d09b647121a166498a0d93d1a623bead243e1f74216079ccb3", [:mix], [{:base62, "~> 1.2", [hex: :base62, repo: "hexpm", optional: false]}, {:ecto, ">= 2.0.0", [hex: :ecto, repo: "hexpm", optional: true]}], "hexpm"},
   "floki": {:hex, :floki, "0.23.1", "e100306ce7d8841d70a559748e5091542e2cfc67ffb3ade92b89a8435034dab1", [:mix], [{:html_entities, "~> 0.5.0", [hex: :html_entities, repo: "hexpm", optional: false]}], "hexpm"},
   "gen_smtp": {:hex, :gen_smtp, "0.15.0", "9f51960c17769b26833b50df0b96123605a8024738b62db747fece14eb2fbfcc", [:rebar3], [], "hexpm"},

priv/repo/migrations/20191025081729_add_move_support_to_users.exs

@@ -0,0 +1,10 @@
+defmodule Pleroma.Repo.Migrations.AddMoveSupportToUsers do
+  use Ecto.Migration
+
+  def change do
+    alter table(:users) do
+      add(:also_known_as, {:array, :string}, default: [], null: false)
+      add(:allow_following_move, :boolean, default: true, null: false)
+    end
+  end
+end

priv/repo/migrations/20191118084425_create_user_relationships.exs

@@ -0,0 +1,17 @@
+defmodule Pleroma.Repo.Migrations.CreateUserRelationships do
+  use Ecto.Migration
+
+  def change do
+    create_if_not_exists table(:user_relationships) do
+      add(:source_id, references(:users, type: :uuid, on_delete: :delete_all))
+      add(:target_id, references(:users, type: :uuid, on_delete: :delete_all))
+      add(:relationship_type, :integer, null: false)
+
+      timestamps(updated_at: false)
+    end
+
+    create_if_not_exists(
+      unique_index(:user_relationships, [:source_id, :relationship_type, :target_id])
+    )
+  end
+end

priv/repo/migrations/20191118084500_data_migration_populate_user_relationships.exs

@@ -0,0 +1,68 @@
+defmodule Pleroma.Repo.Migrations.DataMigrationPopulateUserRelationships do
+  use Ecto.Migration
+
+  alias Ecto.Adapters.SQL
+  alias Pleroma.Repo
+
+  require Logger
+
+  def up do
+    Enum.each(
+      [blocks: 1, mutes: 2, muted_reblogs: 3, muted_notifications: 4, subscribers: 5],
+      fn {field, relationship_type_code} ->
+        migrate(field, relationship_type_code)
+
+        if field == :subscribers do
+          drop_if_exists(index(:users, [:subscribers]))
+        end
+      end
+    )
+  end
+
+  def down, do: :noop
+
+  defp migrate(field, relationship_type_code) do
+    Logger.info("Processing users.#{field}...")
+
+    {:ok, %{rows: field_rows}} =
+      SQL.query(Repo, "SELECT id, #{field} FROM users WHERE #{field} != '{}'")
+
+    target_ap_ids =
+      Enum.flat_map(
+        field_rows,
+        fn [_, ap_ids] -> ap_ids end
+      )
+      |> Enum.uniq()
+
+    # Selecting ids of all targets at once in order to reduce the number of SELECT queries
+    {:ok, %{rows: target_ap_id_id}} =
+      SQL.query(Repo, "SELECT ap_id, id FROM users WHERE ap_id = ANY($1)", [target_ap_ids])
+
+    target_id_by_ap_id = Enum.into(target_ap_id_id, %{}, fn [k, v] -> {k, v} end)
+
+    Enum.each(
+      field_rows,
+      fn [source_id, target_ap_ids] ->
+        source_uuid = Ecto.UUID.cast!(source_id)
+
+        for target_ap_id <- target_ap_ids do
+          target_id = target_id_by_ap_id[target_ap_id]
+
+          with {:ok, target_uuid} <- target_id && Ecto.UUID.cast(target_id) do
+            execute("""
+            INSERT INTO user_relationships(
+              source_id, target_id, relationship_type, inserted_at
+            )
+            VALUES(
+              '#{source_uuid}'::uuid, '#{target_uuid}'::uuid, #{relationship_type_code}, now()
+            )
+            ON CONFLICT (source_id, relationship_type, target_id) DO NOTHING
+            """)
+          else
+            _ -> Logger.warn("Unresolved #{field} reference: (#{source_uuid}, #{target_id})")
+          end
+        end
+      end
+    )
+  end
+end

priv/repo/migrations/20191123030554_add_activitypub_actor_type.exs

@@ -0,0 +1,9 @@
+defmodule Pleroma.Repo.Migrations.AddActivitypubActorType do
+  use Ecto.Migration
+
+  def change do
+    alter table("users") do
+      add(:actor_type, :string, null: false, default: "Person")
+    end
+  end
+end

priv/scrubbers/default.ex

@@ -0,0 +1,93 @@
+defmodule Pleroma.HTML.Scrubber.Default do
+  @doc "The default HTML scrubbing policy: no "
+
+  require FastSanitize.Sanitizer.Meta
+  alias FastSanitize.Sanitizer.Meta
+
+  # credo:disable-for-previous-line
+  # No idea how to fix this one…
+
+  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
+
+  Meta.strip_comments()
+
+  Meta.allow_tag_with_uri_attributes(:a, ["href", "data-user", "data-tag"], @valid_schemes)
+
+  Meta.allow_tag_with_this_attribute_values(:a, "class", [
+    "hashtag",
+    "u-url",
+    "mention",
+    "u-url mention",
+    "mention u-url"
+  ])
+
+  Meta.allow_tag_with_this_attribute_values(:a, "rel", [
+    "tag",
+    "nofollow",
+    "noopener",
+    "noreferrer",
+    "ugc"
+  ])
+
+  Meta.allow_tag_with_these_attributes(:a, ["name", "title"])
+
+  Meta.allow_tag_with_these_attributes(:abbr, ["title"])
+
+  Meta.allow_tag_with_these_attributes(:b, [])
+  Meta.allow_tag_with_these_attributes(:blockquote, [])
+  Meta.allow_tag_with_these_attributes(:br, [])
+  Meta.allow_tag_with_these_attributes(:code, [])
+  Meta.allow_tag_with_these_attributes(:del, [])
+  Meta.allow_tag_with_these_attributes(:em, [])
+  Meta.allow_tag_with_these_attributes(:i, [])
+  Meta.allow_tag_with_these_attributes(:li, [])
+  Meta.allow_tag_with_these_attributes(:ol, [])
+  Meta.allow_tag_with_these_attributes(:p, [])
+  Meta.allow_tag_with_these_attributes(:pre, [])
+  Meta.allow_tag_with_these_attributes(:strong, [])
+  Meta.allow_tag_with_these_attributes(:sub, [])
+  Meta.allow_tag_with_these_attributes(:sup, [])
+  Meta.allow_tag_with_these_attributes(:u, [])
+  Meta.allow_tag_with_these_attributes(:ul, [])
+
+  Meta.allow_tag_with_this_attribute_values(:span, "class", ["h-card"])
+  Meta.allow_tag_with_these_attributes(:span, [])
+
+  @allow_inline_images Pleroma.Config.get([:markup, :allow_inline_images])
+
+  if @allow_inline_images do
+    # restrict img tags to http/https only, because of MediaProxy.
+    Meta.allow_tag_with_uri_attributes(:img, ["src"], ["http", "https"])
+
+    Meta.allow_tag_with_these_attributes(:img, [
+      "width",
+      "height",
+      "class",
+      "title",
+      "alt"
+    ])
+  end
+
+  if Pleroma.Config.get([:markup, :allow_tables]) do
+    Meta.allow_tag_with_these_attributes(:table, [])
+    Meta.allow_tag_with_these_attributes(:tbody, [])
+    Meta.allow_tag_with_these_attributes(:td, [])
+    Meta.allow_tag_with_these_attributes(:th, [])
+    Meta.allow_tag_with_these_attributes(:thead, [])
+    Meta.allow_tag_with_these_attributes(:tr, [])
+  end
+
+  if Pleroma.Config.get([:markup, :allow_headings]) do
+    Meta.allow_tag_with_these_attributes(:h1, [])
+    Meta.allow_tag_with_these_attributes(:h2, [])
+    Meta.allow_tag_with_these_attributes(:h3, [])
+    Meta.allow_tag_with_these_attributes(:h4, [])
+    Meta.allow_tag_with_these_attributes(:h5, [])
+  end
+
+  if Pleroma.Config.get([:markup, :allow_fonts]) do
+    Meta.allow_tag_with_these_attributes(:font, ["face"])
+  end
+
+  Meta.strip_everything_not_covered()
+end

priv/scrubbers/links_only.ex

@@ -0,0 +1,27 @@
+defmodule Pleroma.HTML.Scrubber.LinksOnly do
+  @moduledoc """
+  An HTML scrubbing policy which limits to links only.
+  """
+
+  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
+
+  require FastSanitize.Sanitizer.Meta
+  alias FastSanitize.Sanitizer.Meta
+
+  Meta.strip_comments()
+
+  # links
+  Meta.allow_tag_with_uri_attributes(:a, ["href"], @valid_schemes)
+
+  Meta.allow_tag_with_this_attribute_values(:a, "rel", [
+    "tag",
+    "nofollow",
+    "noopener",
+    "noreferrer",
+    "me",
+    "ugc"
+  ])
+
+  Meta.allow_tag_with_these_attributes(:a, ["name", "title"])
+  Meta.strip_everything_not_covered()
+end

priv/scrubbers/media_proxy.ex

@@ -0,0 +1,32 @@
+defmodule Pleroma.HTML.Transform.MediaProxy do
+  @moduledoc "Transforms inline image URIs to use MediaProxy."
+
+  alias Pleroma.Web.MediaProxy
+
+  def before_scrub(html), do: html
+
+  def scrub_attribute(:img, {"src", "http" <> target}) do
+    media_url =
+      ("http" <> target)
+      |> MediaProxy.url()
+
+    {"src", media_url}
+  end
+
+  def scrub_attribute(_tag, attribute), do: attribute
+
+  def scrub({:img, attributes, children}) do
+    attributes =
+      attributes
+      |> Enum.map(fn attr -> scrub_attribute(:img, attr) end)
+      |> Enum.reject(&is_nil(&1))
+
+    {:img, attributes, children}
+  end
+
+  def scrub({:comment, _text, _children}), do: ""
+
+  def scrub({tag, attributes, children}), do: {tag, attributes, children}
+  def scrub({_tag, children}), do: children
+  def scrub(text), do: text
+end

priv/scrubbers/twitter_text.ex

@@ -0,0 +1,57 @@
+defmodule Pleroma.HTML.Scrubber.TwitterText do
+  @moduledoc """
+  An HTML scrubbing policy which limits to twitter-style text.  Only
+  paragraphs, breaks and links are allowed through the filter.
+  """
+
+  @valid_schemes Pleroma.Config.get([:uri_schemes, :valid_schemes], [])
+
+  require FastSanitize.Sanitizer.Meta
+  alias FastSanitize.Sanitizer.Meta
+
+  Meta.strip_comments()
+
+  # links
+  Meta.allow_tag_with_uri_attributes(:a, ["href", "data-user", "data-tag"], @valid_schemes)
+
+  Meta.allow_tag_with_this_attribute_values(:a, "class", [
+    "hashtag",
+    "u-url",
+    "mention",
+    "u-url mention",
+    "mention u-url"
+  ])
+
+  Meta.allow_tag_with_this_attribute_values(:a, "rel", [
+    "tag",
+    "nofollow",
+    "noopener",
+    "noreferrer"
+  ])
+
+  Meta.allow_tag_with_these_attributes(:a, ["name", "title"])
+
+  # paragraphs and linebreaks
+  Meta.allow_tag_with_these_attributes(:br, [])
+  Meta.allow_tag_with_these_attributes(:p, [])
+
+  # microformats
+  Meta.allow_tag_with_this_attribute_values(:span, "class", ["h-card"])
+  Meta.allow_tag_with_these_attributes(:span, [])
+
+  # allow inline images for custom emoji
+  if Pleroma.Config.get([:markup, :allow_inline_images]) do
+    # restrict img tags to http/https only, because of MediaProxy.
+    Meta.allow_tag_with_uri_attributes(:img, ["src"], ["http", "https"])
+
+    Meta.allow_tag_with_these_attributes(:img, [
+      "width",
+      "height",
+      "class",
+      "title",
+      "alt"
+    ])
+  end
+
+  Meta.strip_everything_not_covered()
+end

priv/static/adminfe/index.html

@@ -1 +1 @@
-<!DOCTYPE html><html><head><meta charset=utf-8><meta http-equiv=X-UA-Compatible content="IE=edge,chrome=1"><meta name=renderer content=webkit><meta name=viewport content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no"><title>Admin FE</title><link rel="shortcut icon" href=favicon.ico><link href=chunk-elementUI.a842fb0a.css rel=stylesheet><link href=chunk-libs.57fe98a3.css rel=stylesheet><link href=app.8589ec81.css rel=stylesheet></head><body><script src=/pleroma/admin/static/tinymce4.7.5/tinymce.min.js></script><div id=app></div><script type=text/javascript src=static/js/runtime.46db235c.js></script><script type=text/javascript src=static/js/chunk-elementUI.fa319e7b.js></script><script type=text/javascript src=static/js/chunk-libs.35c18287.js></script><script type=text/javascript src=static/js/app.9c4316f1.js></script></body></html>
+<!DOCTYPE html><html><head><meta charset=utf-8><meta http-equiv=X-UA-Compatible content="IE=edge,chrome=1"><meta name=renderer content=webkit><meta name=viewport content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no"><title>Admin FE</title><link rel="shortcut icon" href=favicon.ico><link href=chunk-elementUI.fbcb853d.css rel=stylesheet><link href=chunk-libs.74279b9a.css rel=stylesheet><link href=app.2d7d6c47.css rel=stylesheet></head><body><div id=app></div><script type=text/javascript src=static/js/runtime.5485cb1b.js></script><script type=text/javascript src=static/js/chunk-elementUI.adb56751.js></script><script type=text/javascript src=static/js/chunk-libs.16bdd178.js></script><script type=text/javascript src=static/js/app.9abe83aa.js></script></body></html>