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EDIT :: class-uael-attachment.php

<?php /** * Attachment Data Extra fields * * @package UAEL */ if ( ! class_exists( 'UAEL_Attachment' ) ) { /** * Class UAEL_Attachment. */ class UAEL_Attachment { /** * Constructor function that initializes required actions and hooks * * @since 1.0 */ public function __construct() { add_filter( 'attachment_fields_to_edit', array( $this, 'custom_attachment_field_link' ), 10, 2 ); add_filter( 'attachment_fields_to_save', array( $this, 'custom_attachment_field_link_save' ), 10, 2 ); } /** * Add CTA Link field to media uploader * * @param array $form_fields fields to include in attachment form. * @param object $post attachment record in database. * @return aaray $form_fields modified form fields */ public function custom_attachment_field_link( $form_fields, $post ) { $form_fields['uael-custom-link'] = array( /* translators: %1$s: uael name. */ 'label' => sprintf( __( '%1s - Custom Link', 'uael' ), UAEL_PLUGIN_SHORT_NAME ), 'input' => 'text', 'value' => get_post_meta( $post->ID, 'uael-custom-link', true ), ); $form_fields['uael-categories'] = array( /* translators: %1$s: uael name. */ 'label' => sprintf( __( '%1s - Categories (Ex: Cat1, Cat2)', 'uael' ), UAEL_PLUGIN_SHORT_NAME ), 'input' => 'text', 'value' => get_post_meta( $post->ID, 'uael-categories', true ), ); return $form_fields; } /** * Save values of CTA Link field in media uploader * * @param array $post the post data for database. * @param array $attachment attachment fields from $_POST form. * @return array $post modified post data. */ public function custom_attachment_field_link_save( $post, $attachment ) { if ( isset( $attachment['uael-categories'] ) ) { update_post_meta( $post['ID'], 'uael-categories', $attachment['uael-categories'] ); } if ( isset( $attachment['uael-custom-link'] ) ) { update_post_meta( $post['ID'], 'uael-custom-link', $attachment['uael-custom-link'] ); } return $post; } } new UAEL_Attachment(); }

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