224 lines
6.7 KiB
PHP
224 lines
6.7 KiB
PHP
<?php
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/**
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* @copyright Copyright (C) 2020, Friendica
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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namespace Friendica\Protocol;
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use Friendica\Protocol\ActivityNamespace;
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/**
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* Base class for the Activity Verbs
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*/
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final class Activity
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{
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/**
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* Indicates that the actor marked the object as an item of special interest.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const LIKE = ActivityNamespace::ACTIVITY_SCHEMA . 'like';
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/**
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* Dislike a message ("I don't like the post")
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*
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* @see http://purl.org/macgirvin/dfrn/1.0/dislike
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* @var string
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*/
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const DISLIKE = ActivityNamespace::DFRN . '/dislike';
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/**
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* Attend an event
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*
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* @see https://github.com/friendica/friendica/wiki/ActivityStreams#activity_attend
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* @var string
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*/
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const ATTEND = ActivityNamespace::ZOT . '/activity/attendyes';
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/**
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* Don't attend an event
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*
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* @see https://github.com/friendica/friendica/wiki/ActivityStreams#activity_attendno
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* @var string
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*/
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const ATTENDNO = ActivityNamespace::ZOT . '/activity/attendno';
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/**
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* Attend maybe an event
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*
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* @see https://github.com/friendica/friendica/wiki/ActivityStreams#activity_attendmaybe
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* @var string
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*/
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const ATTENDMAYBE = ActivityNamespace::ZOT . '/activity/attendmaybe';
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/**
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* Indicates the creation of a friendship that is reciprocated by the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const FRIEND = ActivityNamespace::ACTIVITY_SCHEMA . 'make-friend';
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/**
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* Indicates the creation of a friendship that has not yet been reciprocated by the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const REQ_FRIEND = ActivityNamespace::ACTIVITY_SCHEMA . 'request-friend';
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/**
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* Indicates that the actor has removed the object from the collection of friends.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const UNFRIEND = ActivityNamespace::ACTIVITY_SCHEMA . 'remove-friend';
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/**
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* Indicates that the actor began following the activity of the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const FOLLOW = ActivityNamespace::ACTIVITY_SCHEMA . 'follow';
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/**
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* Indicates that the actor has stopped following the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const UNFOLLOW = ActivityNamespace::ACTIVITY_SCHEMA . 'stop-following';
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/**
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* Indicates that the actor has become a member of the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const JOIN = ActivityNamespace::ACTIVITY_SCHEMA . 'join';
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/**
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* Implementors SHOULD use verbs such as post where the actor is adding new items to a collection or similar.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const POST = ActivityNamespace::ACTIVITY_SCHEMA . 'post';
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/**
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* The "update" verb indicates that the actor has modified the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const UPDATE = ActivityNamespace::ACTIVITY_SCHEMA . 'update';
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/**
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* Indicates that the actor has identified the presence of a target inside another object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const TAG = ActivityNamespace::ACTIVITY_SCHEMA . 'tag';
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/**
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* Indicates that the actor marked the object as an item of special interest.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const FAVORITE = ActivityNamespace::ACTIVITY_SCHEMA . 'favorite';
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/**
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* Indicates that the actor has removed the object from the collection of favorited items.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const UNFAVORITE = ActivityNamespace::ACTIVITY_SCHEMA . 'unfavorite';
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/**
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* Indicates that the actor has called out the object to readers.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const SHARE = ActivityNamespace::ACTIVITY_SCHEMA . 'share';
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/**
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* Indicates that the actor has deleted the object.
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*
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* @see http://activitystrea.ms/head/activity-schema.html#verbs
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* @var string
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*/
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const DELETE = ActivityNamespace::ACTIVITY_SCHEMA . 'delete';
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/**
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* Indicates that the actor is calling the target's attention the object.
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*
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* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-announce
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* @var string
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*/
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const ANNOUNCE = ActivityNamespace::ACTIVITY2 . 'Announce';
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/**
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* Pokes an user.
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*
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* @see https://github.com/friendica/friendica/wiki/ActivityStreams#activity_poke
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* @var string
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*/
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const POKE = ActivityNamespace::ZOT . '/activity/poke';
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const O_UNFOLLOW = ActivityNamespace::OSTATUS . '/unfollow';
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const O_UNFAVOURITE = ActivityNamespace::OSTATUS . '/unfavorite';
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/**
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* likes (etc.) can apply to other things besides posts. Check if they are post children,
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* in which case we handle them specially
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*
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* Hidden activities, which doesn't need to be shown
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*/
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const HIDDEN_ACTIVITIES = [
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Activity::LIKE, Activity::DISLIKE,
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Activity::ATTEND, Activity::ATTENDNO, Activity::ATTENDMAYBE,
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Activity::FOLLOW,
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Activity::ANNOUNCE,
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];
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/**
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* Checks if the given activity is a hidden activity
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*
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* @param string $activity The current activity
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*
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* @return bool True, if the activity is hidden
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*/
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public function isHidden(string $activity)
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{
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foreach (self::HIDDEN_ACTIVITIES as $hiddenActivity) {
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if ($this->match($activity, $hiddenActivity)) {
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return true;
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}
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}
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return false;
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}
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/**
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* Compare activity uri. Knows about activity namespace.
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*
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* @param string $haystack
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* @param string $needle
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*
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* @return boolean
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*/
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public function match(string $haystack, string $needle)
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{
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return (($haystack === $needle) ||
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((basename($needle) === $haystack) &&
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strstr($needle, ActivityNamespace::ACTIVITY_SCHEMA)));
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}
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}
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