File Content: Graph.php <?php namespace AIOSEO\Plugin\Common\Schema\Graphs; // Exit if accessed directly. if ( ! defined( 'ABSPATH' ) ) { exit; } use AIOSEO\Plugin\Common\Traits as CommonTraits; /** * The base graph class. * * @since 4.0.0 */ abstract class Graph { use Traits\Image; use CommonTraits\SocialProfiles; /** * Returns the graph data. * * @since 4.0.0 */ abstract public function get(); /** * Iterates over a list of functions and sets the results as graph data. * * @since 4.0.13 * * @param array $data The graph data to add to. * @param array $dataFunctions List of functions to loop over, associated with a graph property. * @return array $data The graph data with the results added. */ protected function getData( $data, $dataFunctions ) { foreach ( $dataFunctions as $k => $f ) { if ( ! method_exists( $this, $f ) ) { continue; } $value = $this->$f(); if ( $value || in_array( $k, aioseo()->schema->nullableFields, true ) ) { $data[ $k ] = $value; } } return $data; } } Submit