CiviCRM Shortcode Button Hook Example

civicrm-procedural-hooks.php

<?php
/*
--------------------------------------------------------------------------------
Plugin Name: CiviCRM Shortcode Button Hook Example
Plugin URI: https://gist.github.com/christianwach/291e646c1306a6652a4a
Description: An example plugin showing how to exclude the CiviCRM shortcode button from a custom post type
Author: Christian Wach
Version: 0.1
Author URI: http://haystack.co.uk
--------------------------------------------------------------------------------
*/



/**
 * Register CiviCRM hooks on CiviCRM plugin init.
 *
 * Adding actions and filters that are specific to CiviCRM in this function means
 * that they will only ever be added when CiviCRM is present and loaded.
 *
 * @return void
 */
function csbhe_register_civi_hooks() {

	// kill CiviCRM shortcode button
	add_action( 'admin_head', 'csbhe_kill_civi_button' );

}

// add actions for plugin init on CiviCRM init
add_action( 'civicrm_instance_loaded', 'csbhe_register_civi_hooks' );



/**
 * Do not load the CiviCRM shortcode button unless we explicitly enable it.
 *
 * @return void
 */
function csbhe_kill_civi_button() {

	// sanity check, though this is unlikely ever to be acted upon
	if ( ! function_exists( 'civi_wp' ) ) return;

	// get screen object
	$screen = get_current_screen();

	// is this the post type we want to target?
	if ( $screen->post_type == 'my_cpt_identifier' ) {

		// get Civi object
		$civi = civi_wp();

		// do we have the modal object?
		if ( isset( $civi->modal ) AND is_object( $civi->modal ) ) {

			// remove Civi's button actions in 4.6+
			remove_action( 'media_buttons_context', array( $civi->modal, 'add_form_button' ) );
			remove_action( 'media_buttons', array( $civi->modal, 'add_form_button' ), 100 );
			remove_action( 'admin_enqueue_scripts', array( $civi->modal, 'add_form_button_js' ) );
			remove_action( 'admin_footer', array( $civi->modal, 'add_form_button_html' ) );

		} else {

			// remove Civi's button actions pre-4.6
			remove_action( 'media_buttons_context', array( $civi, 'add_form_button' ) );
			remove_action( 'media_buttons', array( $civi, 'add_form_button' ), 100 );
			remove_action( 'admin_enqueue_scripts', array( $civi, 'add_form_button_js' ) );
			remove_action( 'admin_footer', array( $civi, 'add_form_button_html' ) );

		}

	}

}