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<?php |
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/** |
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* Attachment Transformer Class file. |
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* |
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* @package Activitypub |
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*/ |
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|
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namespace Activitypub\Transformer; |
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|
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/** |
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* WordPress Attachment Transformer. |
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* |
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* The Attachment Transformer is responsible for transforming a WP_Post object into different other |
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* Object-Types. |
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* |
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* Currently supported are: |
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* |
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* - Activitypub\Activity\Base_Object |
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* |
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* Redaction is inherited from {@see Post::is_redacted()}: `is_post_publicly_queryable()` |
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* already resolves an attachment's own visibility, password, post-type support, and — for |
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* attached media — its parent's visibility, so no attachment-specific override is needed. |
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*/ |
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class Attachment extends Post { |
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/** |
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* Generates all Media Attachments for a Post. |
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* |
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* @return array The Attachments. |
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*/ |
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protected function get_attachment() { |
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$mime_type = \get_post_mime_type( $this->item->ID ); |
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$mime_type_parts = \explode( '/', $mime_type ); |
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$type = ''; |
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|
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switch ( $mime_type_parts[0] ) { |
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case 'audio': |
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$type = 'Audio'; |
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break; |
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case 'video': |
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$type = 'Video'; |
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break; |
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case 'image': |
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$type = 'Image'; |
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break; |
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} |
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|
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$attachment = array( |
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'type' => $type, |
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'url' => \wp_get_attachment_url( $this->item->ID ), |
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'mediaType' => $mime_type, |
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); |
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|
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$alt = \get_post_meta( $this->item->ID, '_wp_attachment_image_alt', true ); |
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if ( $alt ) { |
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// `name` is plain text in the JSON. |
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$attachment['name'] = \wp_strip_all_tags( \html_entity_decode( $alt, ENT_QUOTES, 'UTF-8' ) ); |
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} |
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|
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return $attachment; |
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} |
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|
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/** |
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* Returns the ActivityStreams 2.0 Object-Type for a Post based on the |
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* settings and the Post-Type. |
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* |
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* @see https://www.w3.org/TR/activitystreams-vocabulary/#activity-types |
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* |
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* @return string The Object-Type. |
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*/ |
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protected function get_type() { |
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return 'Note'; |
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} |
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} |
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|
