/core.php

<?php 
/** 
 * Plugin Name: Caldera Custom Fields 
 * Plugin URI:  https://calderaforms.com/downloads/caldera-form-custom-fields 
 * Description: Create custom fields with powerful conditionals and processors using a Caldera Forms as the metabox designer. 
 * Version:    2.1.4 
 * Author:      Caldera Labs 
 * Author URI:  https://CalderaLabs.org 
 * License:     GPL-2.0+ 
 * License URI: http://www.gnu.org/licenses/gpl-2.0.txt 
 */ 
 
define( 'CCF_PATH', plugin_dir_path( __FILE__ ) ); 
define( 'CCF_URL', plugin_dir_url( __FILE__ ) ); 
define( 'CCF_VER', '2.1.4' ); 
define( 'CCF_CORE', __FILE__ ); 
 
 
/** 
 * Load plugin 
 */ 
add_action( 'init', 'cf_custom_fields_init' ); 
function cf_custom_fields_init() { 
  if( class_exists( 'Caldera_Forms_Fields' ) ) { 
      include_once( CCF_PATH . '/includes/metabox.php' ); 
      include_once( CCF_PATH . '/includes/to-post-type.php' ); 
  }else{ 
      add_action( 'admin_notices', 'cf_custom_fields_need_cf_update_notice' ); 
  } 
 
} 
 
/** 
 * Adds an admin notice if plugin has wrong Caldera Forms core version 
 * 
 * @since 1.5.0 
 * 
 * @uses "admin_notices" action 
 */ 
function cf_custom_fields_need_cf_update_notice() { 
  ?> 
  <div class="notice notice-error"> 
      <p> 
          <?php esc_html_e( 'Caldera Forms Custom Fields Requires Caldera Forms 1.5 or later. Please update Caldera Forms or disable this add-on.', 'caldera-form-metabox' ); ?> 
      </p> 
  </div> 
  <?php 
} 
 
 
/** 
 * Get Caldera Forms 
 * 
 * Includes backwards compat for pre-Caldera Forms 1.3.4 
 * 
 * @since 2.0.5 
 * 
 * @deprecated 2.1.3 
 * 
 * @return array|void 
 */ 
function cf_custom_fields_get_forms() { 
  _deprecated_function( __FUNCTION__, '2.1.3', 'Caldera_Forms_Forms::get_forms( true )' ); 
  if ( class_exists( 'Caldera_Forms_Forms' ) ) { 
      $forms = Caldera_Forms_Forms::get_forms( true ); 
  } else { 
      $forms = Caldera_Forms::get_forms(); 
  } 
 
  return $forms; 
} 
 
/** 
 * Get Caldera Forms 
 * 
 * Includes backwards compat for pre-Caldera Forms 1.3.4 
 * 
 * @since 2.0.5 
 * @deprecated 2.1.3 
 * 
 * 
 * @param string $id_name ID or name of form 
 * 
 * @return array|void 
 */ 
function cf_custom_fields_get_form( $id_name ) { 
  _deprecated_function( __FUNCTION__, '2.1.3', 'Caldera_Forms_Forms::get_form()' ); 
 
  $form = Caldera_Forms_Forms::get_form( $id_name ); 
 
 
  if( isset( $form[ 'ID' ] ) && ! isset( $form[ 'id' ] ) ) { 
      $form[ 'id' ] = $form[ 'ID' ]; 
  } 
 
  return $form; 
 
}