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<?php |
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namespace Activitypub; |
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|
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/** |
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* ActivityPub Post Class |
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* |
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* @author Matthias Pfefferle |
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* |
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* @see https://www.w3.org/TR/activitypub/ |
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*/ |
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class Activity { |
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private $context = array( 'https://www.w3.org/ns/activitystreams' ); |
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private $published = ''; |
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private $id = ''; |
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private $type = 'Create'; |
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private $actor = ''; |
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private $to = array( 'https://www.w3.org/ns/activitystreams#Public' ); |
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private $cc = array( 'https://www.w3.org/ns/activitystreams#Public' ); |
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private $object = null; |
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|
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const TYPE_SIMPLE = 'simple'; |
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const TYPE_FULL = 'full'; |
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const TYPE_NONE = 'none'; |
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|
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public function __construct( $type = 'Create', $context = self::TYPE_SIMPLE ) { |
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if ( 'none' === $context ) { |
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$this->context = null; |
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} elseif ( 'full' === $context ) { |
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$this->context = \Activitypub\get_context(); |
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} |
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|
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$this->type = ucfirst( $type ); |
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$this->published = date( 'Y-m-d\TH:i:s\Z', strtotime( 'now' ) ); |
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} |
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|
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public function __call( $method, $params ) { |
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$var = strtolower( substr( $method, 4 ) ); |
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|
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if ( strncasecmp( $method, 'get', 3 ) === 0 ) { |
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return $this->$var; |
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} |
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|
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if ( strncasecmp( $method, 'set', 3 ) === 0 ) { |
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$this->$var = $params[0]; |
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} |
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} |
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|
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public function from_post( $object ) { |
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$this->object = $object; |
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$this->published = $object['published']; |
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$this->actor = $object['attributedTo']; |
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$this->id = $object['id']; |
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} |
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|
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public function from_comment( $object ) { |
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|
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} |
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|
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public function to_array() { |
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$array = get_object_vars( $this ); |
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|
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if ( $this->context ) { |
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$array = array( '@context' => $this->context ) + $array; |
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} |
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|
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unset( $array['context'] ); |
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|
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return $array; |
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} |
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|
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public function to_json() { |
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return wp_json_encode( $this->to_array(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT ); |
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} |
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|
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public function to_simple_array() { |
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$activity = array( |
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'@context' => $this->context, |
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'type' => $this->type, |
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'actor' => $this->actor, |
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'object' => $this->object, |
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'to' => $this->to, |
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'cc' => $this->cc, |
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); |
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|
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if ( $this->id ) { |
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$activity['id'] = $this->id; |
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} |
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|
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return $activity; |
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} |
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|
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public function to_simple_json() { |
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return wp_json_encode( $this->to_simple_array(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT ); |
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} |
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} |
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|
