509 lines
15 KiB
PHP

<?php
/**
* Inspired by the PHP ActivityPub Library by @Landrok
*
* @link https://github.com/landrok/activitypub
*
* @package Activitypub
*/
namespace Activitypub\Activity;
/**
* Base_Object is an implementation of one of the
* Activity Streams Core Types.
*
* The Object is the primary base type for the Activity Streams
* vocabulary.
*
* Note: Object is a reserved keyword in PHP. It has been suffixed with
* 'Base_' for this reason.
*
* @see https://www.w3.org/TR/activitystreams-core/#object
*
* @method string|null get_actor() Gets one or more entities that performed or are expected to perform the activity.
* @method string|null get_attributed_to() Gets the entity attributed as the original author.
* @method array|null get_attachment() Gets the attachment property of the object.
* @method array|null get_cc() Gets the secondary recipients of the object.
* @method string|null get_content() Gets the content property of the object.
* @method array|null get_icon() Gets the icon property of the object.
* @method string|null get_id() Gets the object's unique global identifier.
* @method array|null get_image() Gets the image property of the object.
* @method array|string|null get_in_reply_to() Gets the objects this object is in reply to.
* @method string|null get_name() Gets the natural language name of the object.
* @method Base_Object|string|null get_object() Gets the direct object of the activity.
* @method string|null get_published() Gets the date and time the object was published in ISO 8601 format.
* @method string|null get_summary() Gets the natural language summary of the object.
* @method array|null get_tag() Gets the tag property of the object.
* @method array|string|null get_to() Gets the primary recipients of the object.
* @method string get_type() Gets the type of the object.
* @method string|null get_updated() Gets the date and time the object was updated in ISO 8601 format.
* @method string|null get_url() Gets the URL of the object.
*
* @method string|array add_cc( string|array $cc ) Adds one or more entities to the secondary audience of the object.
* @method string|array add_to( string|array $to ) Adds one or more entities to the primary audience of the object.
*
* @method Base_Object set_actor( string|array $actor ) Sets one or more entities that performed the activity.
* @method Base_Object set_attachment( array $attachment ) Sets the attachment property of the object.
* @method Base_Object set_attributed_to( string $attributed_to ) Sets the entity attributed as the original author.
* @method Base_Object set_cc( array|string $cc ) Sets the secondary recipients of the object.
* @method Base_Object set_content( string $content ) Sets the content property of the object.
* @method Base_Object set_content_map( array $content_map ) Sets the content property of the object.
* @method Base_Object set_icon( array $icon ) Sets the icon property of the object.
* @method Base_Object set_id( string $id ) Sets the object's unique global identifier.
* @method Base_Object set_image( array $image ) Sets the image property of the object.
* @method Base_Object set_name( string $name ) Sets the natural language name of the object.
* @method Base_Object set_origin( string $origin ) Sets the origin property of the object.
* @method Base_Object set_published( string $published ) Sets the date and time the object was published in ISO 8601 format.
* @method Base_Object set_sensitive( bool $sensitive ) Sets the sensitive property of the object.
* @method Base_Object set_summary( string $summary ) Sets the natural language summary of the object.
* @method Base_Object set_summary_map( array|null $summary_map ) Sets the summary property of the object.
* @method Base_Object set_target( string $target ) Sets the target property of the object.
* @method Base_Object set_to( array|string $to ) Sets the primary recipients of the object.
* @method Base_Object set_type( string $type ) Sets the type of the object.
* @method Base_Object set_updated( string $updated ) Sets the date and time the object was updated in ISO 8601 format.
* @method Base_Object set_url( string $url ) Sets the URL of the object.
*/
class Base_Object extends Generic_Object {
/**
* The JSON-LD context for the object.
*
* @var array
*/
const JSON_LD_CONTEXT = array(
'https://www.w3.org/ns/activitystreams',
array(
'Hashtag' => 'as:Hashtag',
'sensitive' => 'as:sensitive',
),
);
/**
* The default types for Objects.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#object-types
*
* @var array
*/
const TYPES = array(
'Article',
'Audio',
'Document',
'Event',
'Image',
'Note',
'Page',
'Place',
'Profile',
'Relationship',
'Tombstone',
'Video',
);
/**
* The type of the object.
*
* @var string
*/
protected $type = 'Object';
/**
* A resource attached or related to an object that potentially
* requires special handling.
* The intent is to provide a model that is at least semantically
* similar to attachments in email.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-attachment
*
* @var string|null
*/
protected $attachment;
/**
* One or more entities to which this object is attributed.
* The attributed entities might not be Actors. For instance, an
* object might be attributed to the completion of another activity.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-attributedto
*
* @var string|null
*/
protected $attributed_to;
/**
* One or more entities that represent the total population of
* entities for which the object can considered to be relevant.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-audience
*
* @var string|null
*/
protected $audience;
/**
* The content or textual representation of the Object encoded as a
* JSON string. By default, the value of content is HTML.
* The mediaType property can be used in the object to indicate a
* different content type.
*
* The content MAY be expressed using multiple language-tagged
* values.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-content
*
* @var string|null
*/
protected $content;
/**
* The context within which the object exists or an activity was
* performed.
* The notion of "context" used is intentionally vague.
* The intended function is to serve as a means of grouping objects
* and activities that share a common originating context or
* purpose. An example could be all activities relating to a common
* project or event.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-context
*
* @var string|null
*/
protected $context;
/**
* The content MAY be expressed using multiple language-tagged
* values.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-content
*
* @var array|null
*/
protected $content_map;
/**
* A simple, human-readable, plain-text name for the object.
* HTML markup MUST NOT be included.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-name
*
* @var string|null xsd:string
*/
protected $name;
/**
* The name MAY be expressed using multiple language-tagged values.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-name
*
* @var array|null rdf:langString
*/
protected $name_map;
/**
* The date and time describing the actual or expected ending time
* of the object.
* When used with an Activity object, for instance, the endTime
* property specifies the moment the activity concluded or
* is expected to conclude.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-endtime
*
* @var string|null
*/
protected $end_time;
/**
* The entity (e.g. an application) that generated the object.
*
* @var string|null
*/
protected $generator;
/**
* An entity that describes an icon for this object.
* The image should have an aspect ratio of one (horizontal)
* to one (vertical) and should be suitable for presentation
* at a small size.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-icon
*
* @var string|array|null
*/
protected $icon;
/**
* An entity that describes an image for this object.
* Unlike the icon property, there are no aspect ratio
* or display size limitations assumed.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-image-term
*
* @var string|array|null
*/
protected $image;
/**
* One or more entities for which this object is considered a
* response.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-inreplyto
*
* @var string|null
*/
protected $in_reply_to;
/**
* One or more physical or logical locations associated with the
* object.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-location
*
* @var string|null
*/
protected $location;
/**
* An entity that provides a preview of this object.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-preview
*
* @var string|null
*/
protected $preview;
/**
* The date and time at which the object was published
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-published
*
* @var string|null xsd:dateTime
*/
protected $published;
/**
* The date and time describing the actual or expected starting time
* of the object.
* When used with an Activity object, for instance, the startTime
* property specifies the moment the activity began
* or is scheduled to begin.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-starttime
*
* @var string|null xsd:dateTime
*/
protected $start_time;
/**
* A natural language summarization of the object encoded as HTML.
* Multiple language tagged summaries MAY be provided.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-summary
*
* @var string|null
*/
protected $summary;
/**
* The content MAY be expressed using multiple language-tagged
* values.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-summary
*
* @var string[]|null
*/
protected $summary_map;
/**
* One or more "tags" that have been associated with an objects.
* A tag can be any kind of Object.
* The key difference between attachment and tag is that the former
* implies association by inclusion, while the latter implies
* associated by reference.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-tag
*
* @var string|null
*/
protected $tag;
/**
* The date and time at which the object was updated
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-updated
*
* @var string|null xsd:dateTime
*/
protected $updated;
/**
* One or more links to representations of the object.
*
* @var string|null
*/
protected $url;
/**
* An entity considered to be part of the public primary audience
* of an Object
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-to
*
* @var string|array|null
*/
protected $to;
/**
* An Object that is part of the private primary audience of this
* Object.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-bto
*
* @var string|array|null
*/
protected $bto;
/**
* An Object that is part of the public secondary audience of this
* Object.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-cc
*
* @var string|array|null
*/
protected $cc;
/**
* One or more Objects that are part of the private secondary
* audience of this Object.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-bcc
*
* @var string|array|null
*/
protected $bcc;
/**
* The MIME media type of the value of the content property.
* If not specified, the content property is assumed to contain
* text/html content.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-mediatype
*
* @var string|null
*/
protected $media_type;
/**
* When the object describes a time-bound resource, such as an audio
* or video, a meeting, etc, the duration property indicates the
* object's approximate duration.
* The value MUST be expressed as an xsd:duration as defined by
* xmlschema11-2, section 3.3.6 (e.g. a period of 5 seconds is
* represented as "PT5S").
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-duration
*
* @var string|null
*/
protected $duration;
/**
* Intended to convey some sort of source from which the content
* markup was derived, as a form of provenance, or to support
* future editing by clients.
*
* @see https://www.w3.org/TR/activitypub/#source-property
*
* @var array
*/
protected $source;
/**
* A Collection containing objects considered to be responses to
* this object.
*
* @see https://www.w3.org/TR/activitystreams-vocabulary/#dfn-replies
*
* @var string|array|null
*/
protected $replies;
/**
* A Collection containing objects considered to be likes for
* this object.
*
* @see https://www.w3.org/TR/activitypub/#likes
*
* @var array
*/
protected $likes;
/**
* A Collection containing objects considered to be shares for
* this object.
*
* @see https://www.w3.org/TR/activitypub/#shares
*
* @var array
*/
protected $shares;
/**
* Used to mark an object as containing sensitive content.
* Mastodon displays a content warning, requiring users to click
* through to view the content.
*
* @see https://docs.joinmastodon.org/spec/activitypub/#sensitive
*
* @var boolean
*/
protected $sensitive;
/**
* Generic getter.
*
* @param string $key The key to get.
*
* @return mixed The value.
*/
public function get( $key ) {
if ( ! $this->has( $key ) ) {
return new \WP_Error( 'invalid_key', __( 'Invalid key', 'activitypub' ), array( 'status' => 404 ) );
}
return parent::get( $key );
}
/**
* Generic setter.
*
* @param string $key The key to set.
* @param string $value The value to set.
*
* @return mixed The value.
*/
public function set( $key, $value ) {
if ( ! $this->has( $key ) ) {
return new \WP_Error( 'invalid_key', __( 'Invalid key', 'activitypub' ), array( 'status' => 404 ) );
}
return parent::set( $key, $value );
}
/**
* Generic adder.
*
* @param string $key The key to set.
* @param mixed $value The value to add.
*
* @return mixed The value.
*/
public function add( $key, $value ) {
if ( ! $this->has( $key ) ) {
return new \WP_Error( 'invalid_key', __( 'Invalid key', 'activitypub' ), array( 'status' => 404 ) );
}
return parent::add( $key, $value );
}
}