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73 lines
2.2 KiB
73 lines
2.2 KiB
5 years ago
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<?php
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/**
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* WPSEO plugin file.
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*
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* @package WPSEO\Frontend
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*/
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/**
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* Class WPSEO_OpenGraph_OEmbed.
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*/
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class WPSEO_OpenGraph_OEmbed implements WPSEO_WordPress_Integration {
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/**
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* Registers the hooks.
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*/
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public function register_hooks() {
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// Check to make sure opengraph is enabled before adding filter.
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if ( WPSEO_Options::get( 'opengraph' ) ) {
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add_filter( 'oembed_response_data', array( $this, 'set_oembed_data' ), 10, 2 );
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}
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}
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/**
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* Callback function to pass to the oEmbed's response data that will enable
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* support for using the image and title set by the WordPress SEO plugin's fields. This
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* address the concern where some social channels/subscribed use oEmebed data over OpenGraph data
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* if both are present.
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*
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* @param array $data The oEmbed data.
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* @param WP_Post $post The current Post object.
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*
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* @link https://developer.wordpress.org/reference/hooks/oembed_response_data/ for hook info.
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*
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* @return array $filter_data - An array of oEmbed data with modified values where appropriate.
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*/
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public function set_oembed_data( $data, $post ) {
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// Data to be returned.
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$filter_data = $data;
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// Look for the Yoast meta values (image and title)...
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$opengraph_title = WPSEO_Meta::get_value( 'opengraph-title', $post->ID );
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$opengraph_image = WPSEO_Meta::get_value( 'opengraph-image', $post->ID );
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// If yoast has a title set, update oEmbed with Yoast's title.
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if ( ! empty( $opengraph_title ) ) {
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$filter_data['title'] = $opengraph_title;
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}
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// If WPSEO Image was _not_ set, return the `$filter_data` as it currently is.
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if ( empty( $opengraph_image ) ) {
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return $filter_data;
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}
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// Since the a WPSEO Image was set, update the oEmbed data with the Yoast Image's info.
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// Get the image's ID from a URL.
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$image_id = WPSEO_Image_Utils::get_attachment_by_url( $opengraph_image );
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// Get the image's info from it's ID.
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$image_info = wp_get_attachment_metadata( $image_id );
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// Update the oEmbed data.
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$filter_data['thumbnail_url'] = $opengraph_image;
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if ( ! empty( $image_info['height'] ) ) {
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$filter_data['thumbnail_height'] = $image_info['height'];
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}
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if ( ! empty( $image_info['width'] ) ) {
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$filter_data['thumbnail_width'] = $image_info['width'];
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}
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return $filter_data;
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}
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}
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