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Source View: attachment_fields_to_save

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Source View

Line Code
659            * Filter the attachment fields to be saved.
660            *
661            * @since 2.5.0
662            *
663            * @see wp_get_attachment_metadata()
664            *
665            * @param array $post       An array of post data.
666            * @param array $attachment An array of attachment metadata.
667            */
668           $post = apply_filters( 'attachment_fields_to_save', $post, $attachment );
669
670           if ( isset($attachment['image_alt']) ) {
671                $image_alt = wp_unslash( $attachment['image_alt'] );
672                if ( $image_alt != get_post_meta($attachment_id, '_wp_attachment_image_alt', true) ) {
673                     $image_alt = wp_strip_all_tags( $image_alt, true );
674
675                     // Update_meta expects slashed.
676                     update_post_meta( $attachment_id, '_wp_attachment_image_alt', wp_slash( $image_alt ) );
677                }