Viewing file:  class-opengraph-admin.php (5.72 KB) -rw-rw-rw-
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<?php
/**
* @package WPSEO\Admin
*/
/**
* This class adds the Social tab to the WP SEO metabox and makes sure the settings are saved.
*/
class WPSEO_Social_Admin extends WPSEO_Metabox {
/**
* Class constructor
*/
public function __construct() {
add_action( 'wpseo_tab_translate', array( $this, 'translate_meta_boxes' ) );
add_action( 'wpseo_tab_header', array( $this, 'tab_header' ), 60 );
add_action( 'wpseo_tab_content', array( $this, 'tab_content' ) );
add_filter( 'wpseo_save_metaboxes', array( $this, 'save_meta_boxes' ), 10, 1 );
add_action( 'wpseo_save_compare_data', array( $this, 'og_data_compare' ), 10, 1 );
}
/**
* Translate text strings for use in the meta box
*
* IMPORTANT: if you want to add a new string (option) somewhere, make sure you add that array key to
* the main meta box definition array in the class WPSEO_Meta() as well!!!!
*/
public static function translate_meta_boxes() {
/* translators: %s expands to the social network's name */
$title_text = __( 'If you don\'t want to use the post title for sharing the post on %s but instead want another title there, write it here.', 'wordpress-seo' );
/* translators: %s expands to the social network's name */
$description_text = __( 'If you don\'t want to use the meta description for sharing the post on %s but want another description there, write it here.', 'wordpress-seo' );
/* translators: %s expands to the social network's name */
$image_text = __( 'If you want to override the image used on %s for this post, upload / choose an image or add the URL here.', 'wordpress-seo' );
/* translators: %1$s expands to the social network, %2$s to the recommended image size */
$image_size_text = __( 'The recommended image size for %1$s is %2$spx.', 'wordpress-seo' );
$options = WPSEO_Options::get_all();
$social_networks = array(
'opengraph' => __( 'Facebook', 'wordpress-seo' ),
'twitter' => __( 'Twitter', 'wordpress-seo' ),
'googleplus' => __( 'Google+', 'wordpress-seo' ),
);
// Source: https://blog.bufferapp.com/ideal-image-sizes-social-media-posts
$recommended_image_sizes = array(
'opengraph' => '1200 x 628',
'twitter' => '1024 x 512',
'google-plus' => '800 x 1200',
);
foreach ( $social_networks as $network => $label ) {
if ( true === $options[ $network ] ) {
if ( 'googleplus' == $network ) {
$network = 'google-plus'; // Yuck, I know.
}
self::$meta_fields['social'][ $network . '-title' ]['title'] = sprintf( __( '%s Title', 'wordpress-seo' ), $label );
self::$meta_fields['social'][ $network . '-title' ]['description'] = sprintf( $title_text, $label );
self::$meta_fields['social'][ $network . '-description' ]['title'] = sprintf( __( '%s Description', 'wordpress-seo' ), $label );
self::$meta_fields['social'][ $network . '-description' ]['description'] = sprintf( $description_text, $label );
self::$meta_fields['social'][ $network . '-image' ]['title'] = sprintf( __( '%s Image', 'wordpress-seo' ), $label );
self::$meta_fields['social'][ $network . '-image' ]['description'] = sprintf( $image_text, $label ) . ' ' . sprintf( $image_size_text, $label, $recommended_image_sizes[ $network ] );
}
}
}
/**
* Output the tab header for the Social tab
*/
public function tab_header() {
echo '<li class="social"><a class="wpseo_tablink" href="#wpseo_social">', __( 'Social', 'wordpress-seo' ), '</a></li>';
}
/**
* Output the tab content
*/
public function tab_content() {
$content = '';
foreach ( $this->get_meta_field_defs( 'social' ) as $meta_key => $meta_field ) {
$content .= $this->do_meta_box( $meta_field, $meta_key );
}
$this->do_tab( 'social', __( 'Social', 'wordpress-seo' ), $content );
}
/**
* Filter over the meta boxes to save, this function adds the Social meta boxes.
*
* @param array $field_defs Array of metaboxes to save.
*
* @return array
*/
public function save_meta_boxes( $field_defs ) {
return array_merge( $field_defs, $this->get_meta_field_defs( 'social' ) );
}
/**
* This method will compare opengraph fields with the posted values.
*
* When fields are changed, the facebook cache will be purge.
*
* @param object $post
*/
public function og_data_compare( $post ) {
// Check if post data is available, if post_id is set and if original post_status is publish
if (
! empty( $_POST ) && ! empty( $post->ID ) && $post->post_status == 'publish' &&
isset ( $_POST['original_post_status'] ) && $_POST['original_post_status'] === 'publish'
) {
$fields_to_compare = array(
'opengraph-title',
'opengraph-description',
'opengraph-image',
);
$reset_facebook_cache = false;
foreach ( $fields_to_compare as $field_to_compare ) {
$old_value = self::get_value( $field_to_compare, $post->ID );
$new_value = self::get_post_value( self::$form_prefix . $field_to_compare );
if ( $old_value !== $new_value ) {
$reset_facebook_cache = true;
break;
}
}
unset( $field_to_compare, $old_value, $new_value );
if ( $reset_facebook_cache ) {
wp_remote_get(
'https://graph.facebook.com/?id=' . get_permalink( $post->ID ) . '&scrape=true&method=post'
);
}
}
}
/********************** DEPRECATED METHODS **********************/
/**
* Define the meta boxes for the Social tab
*
* @deprecated 1.5.0
* @deprecated use WPSEO_Meta::get_meta_field_defs()
* @see WPSEO_Meta::get_meta_field_defs()
*
* @param string $post_type
*
* @return array Array containing the meta boxes
*/
public function get_meta_boxes( $post_type = 'post' ) {
_deprecated_function( __METHOD__, 'WPSEO 1.5.0', 'WPSEO_Meta::get_meta_field_defs()' );
return $this->get_meta_field_defs( 'social' );
}
} /* End of class */
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