- **uid** (input): the user to return the contact data for (can be empty for public contacts).
- **result** (output): Set by the hook function to indicate a successful detection.
+### support_follow
+
+Called to assert whether a connector addon provides follow capabilities.
+
+Hook data:
+- **protocol** (input): shorthand for the protocol. List of values is available in `src/Core/Protocol.php`.
+- **result** (output): should be true if the connector provides follow capabilities, left alone otherwise.
+
+### support_revoke_follow
+
+Called to assert whether a connector addon provides follow revocation capabilities.
+
+Hook data:
+- **protocol** (input): shorthand for the protocol. List of values is available in `src/Core/Protocol.php`.
+- **result** (output): should be true if the connector provides follow revocation capabilities, left alone otherwise.
+
+### follow
+
+Called before adding a new contact for a user to handle non-native network remote contact (like Twitter).
+
+Hook data:
+
+- **url** (input): URL of the remote contact.
+- **contact** (output): should be filled with the contact (with uid = user creating the contact) array if follow was successful.
+
+### unfollow
+
+Called when unfollowing a remote contact on a non-native network (like Twitter)
+
+Hook data:
+- **contact** (input): the remote contact (uid = local unfollowing user id) array.
+- **result** (output): wether the unfollowing is successful or not.
+
+### revoke_follow
+
+Called when making a remote contact on a non-native network (like Twitter) unfollow you.
+
+Hook data:
+- **contact** (input): the remote contact (uid = local revoking user id) array.
+- **result** (output): a boolean value indicating wether the operation was successful or not.
+
+### block
+
+Called when blocking a remote contact on a non-native network (like Twitter).
+
+Hook data:
+- **contact** (input): the remote contact (uid = 0) array.
+- **uid** (input): the user id to issue the block for.
+- **result** (output): a boolean value indicating wether the operation was successful or not.
+
+### unblock
+
+Called when unblocking a remote contact on a non-native network (like Twitter).
+
+Hook data:
+- **contact** (input): the remote contact (uid = 0) array.
+- **uid** (input): the user id to revoke the block for.
+- **result** (output): a boolean value indicating wether the operation was successful or not.
+
+### storage_instance
+
+Called when a custom storage is used (e.g. webdav_storage)
+
+Hook data:
+- **name** (input): the name of the used storage backend
+- **data['storage']** (output): the storage instance to use (**must** implement `\Friendica\Model\Storage\IWritableStorage`)
+
+### storage_config
+
+Called when the admin of the node wants to configure a custom storage (e.g. webdav_storage)
+
+Hook data:
+- **name** (input): the name of the used storage backend
+- **data['storage_config']** (output): the storage configuration instance to use (**must** implement `\Friendica\Model\Storage\IStorageConfiguration`)
+
## Complete list of hook callbacks
Here is a complete list of all hook callbacks with file locations (as of 24-Sep-2018). Please see the source for details of any hooks not documented above.
Hook::callAll('enotify_mail', $datarray);
Hook::callAll('check_item_notification', $notification_data);
-### include/conversation.php
+### src/Content/Conversation.php
Hook::callAll('conversation_start', $cb);
Hook::callAll('render_location', $locate);
Hook::callAll('logged_in', $a->user);
+### src/Core/Protocol.php
+
+ Hook::callAll('support_follow', $hook_data);
+ Hook::callAll('support_revoke_follow', $hook_data);
+ Hook::callAll('unfollow', $hook_data);
+ Hook::callAll('revoke_follow', $hook_data);
+ Hook::callAll('block', $hook_data);
+ Hook::callAll('unblock', $hook_data);
+
### src/Core/StorageManager
Hook::callAll('storage_instance', $data);
+ Hook::callAll('storage_config', $data);
### src/Worker/Directory.php