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<?php |
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/** |
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* Shortcode Button Class |
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* |
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* @package Give |
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* @subpackage Admin |
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* @author Paul Ryley |
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* @copyright Copyright (c) 2016, GiveWP |
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* @license https://opensource.org/licenses/gpl-license GNU Public License |
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* @version 1.0 |
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* @since 1.3.0 |
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*/ |
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|
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// Exit if accessed directly. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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|
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/** |
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* Class Give_Shortcode_Button |
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*/ |
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final class Give_Shortcode_Button { |
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|
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/** |
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* All shortcode tags |
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* |
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* @since 1.0 |
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*/ |
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public static $shortcodes; |
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|
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/** |
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* Class constructor |
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*/ |
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public function __construct() { |
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add_action( 'current_screen', array( $this, 'init' ), 999 ); |
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add_action( 'admin_init', array( $this, 'ajax_handler' ) ); |
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} |
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|
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/** |
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* Initialize |
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* |
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* @since 2.1.0 |
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* @access public |
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*/ |
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public function init() { |
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if ( $this->is_add_button() ) { |
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add_filter( 'mce_external_plugins', array( $this, 'mce_external_plugins' ), 15 ); |
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|
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add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_assets' ) ); |
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add_action( 'admin_enqueue_scripts', array( $this, 'admin_localize_scripts' ), 13 ); |
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add_action( 'media_buttons', array( $this, 'shortcode_button' ) ); |
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} |
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} |
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|
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|
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/** |
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* Ajax handler for shortcode |
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* |
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* @since 2.3.0 |
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*/ |
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public function ajax_handler() { |
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add_action( 'wp_ajax_give_shortcode', array( $this, 'shortcode_ajax' ) ); |
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} |
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|
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/** |
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* Register any TinyMCE plugins |
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* |
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* @param array $plugin_array |
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* |
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* @return array|bool |
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* |
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* @since 1.0 |
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*/ |
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public function mce_external_plugins( $plugin_array ) { |
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|
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if ( ! current_user_can( 'edit_posts' ) && ! current_user_can( 'edit_pages' ) ) { |
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return false; |
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} |
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|
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$plugin_array['give_shortcode'] = GIVE_PLUGIN_URL . 'includes/admin/shortcodes/mce-plugin.js'; |
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|
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return $plugin_array; |
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} |
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|
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/** |
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* Enqueue the admin assets |
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* |
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* @return void |
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* |
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* @since 1.0 |
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*/ |
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public function admin_enqueue_assets() { |
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$direction = ( is_rtl() || isset( $_GET['d'] ) && 'rtl' === $_GET['d'] ) ? '.rtl' : ''; |
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|
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wp_enqueue_script( |
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'give_shortcode', |
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GIVE_PLUGIN_URL . 'assets/dist/js/admin-shortcodes.js', |
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array( 'jquery' ), |
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GIVE_VERSION, |
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true |
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); |
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|
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wp_enqueue_style( |
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'give-admin-shortcode-button-style', |
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GIVE_PLUGIN_URL . 'assets/dist/css/admin-shortcode-button' . $direction . '.css', |
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array(), |
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GIVE_VERSION |
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); |
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} |
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|
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/** |
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* Localize the admin scripts |
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* |
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* @return void |
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* |
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* @since 1.0 |
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*/ |
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public function admin_localize_scripts() { |
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|
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if ( ! empty( self::$shortcodes ) ) { |
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|
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$variables = array(); |
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|
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foreach ( self::$shortcodes as $shortcode => $values ) { |
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if ( ! empty( $values['required'] ) ) { |
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$variables[ $shortcode ] = $values['required']; |
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} |
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} |
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|
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wp_localize_script( 'give_shortcode', 'scShortcodes', $variables ); |
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} |
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} |
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|
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/** |
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* Adds the "Donation Form" button above the TinyMCE Editor on add/edit screens. |
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* |
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* @return string|bool |
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* |
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* @since 1.0 |
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*/ |
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public function shortcode_button() { |
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|
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$shortcodes = array(); |
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|
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foreach ( self::$shortcodes as $shortcode => $values ) { |
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|
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/** |
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* Filters the condition for including the current shortcode |
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* |
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* @since 1.0 |
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*/ |
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if ( apply_filters( sanitize_title( $shortcode ) . '_condition', true ) ) { |
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|
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$shortcodes[ $shortcode ] = sprintf( |
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'<div class="sc-shortcode mce-menu-item give-shortcode-item-%1$s" data-shortcode="%2$s">%3$s</div>', |
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$shortcode, |
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$shortcode, |
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$values['label'] |
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); |
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} |
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} |
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|
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if ( ! empty( $shortcodes ) ) { |
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|
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// check current WP version |
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$img = ( version_compare( get_bloginfo( 'version' ), '3.5', '<' ) ) |
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? '<img src="' . GIVE_PLUGIN_URL . 'assets/dist/images/give-media.png" />' |
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: '<span class="wp-media-buttons-icon" id="give-media-button" style="background-image: url(' . give_svg_icons( 'give_grey' ) . ');"></span>'; |
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|
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reset( $shortcodes ); |
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|
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if ( 1 === count( $shortcodes ) ) { |
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|
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$shortcode = key( $shortcodes ); |
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|
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printf( |
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'<button type="button" class="button sc-shortcode" data-shortcode="%s">%s</button>', |
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$shortcode, |
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sprintf( |
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'%s %s %s', |
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$img, |
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__( 'Insert', 'give' ), |
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self::$shortcodes[ $shortcode ]['label'] |
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) |
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); |
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} else { |
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printf( |
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'<div class="sc-wrap">' . |
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'<button class="button sc-button" type="button">%s %s</button>' . |
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'<div class="sc-menu mce-menu">%s</div>' . |
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'</div>', |
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$img, |
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__( 'GiveWP Shortcodes', 'give' ), |
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implode( '', array_values( $shortcodes ) ) |
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); |
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} |
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} |
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} |
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|
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/** |
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* Load the shortcode dialog fields via AJAX |
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* |
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* @todo: handle error |
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* |
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* @return void |
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* |
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* @since 1.0 |
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*/ |
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public function shortcode_ajax() { |
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if ( ! current_user_can( 'edit_give_forms' ) ) { |
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wp_die(); |
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} |
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|
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$shortcode = isset( $_POST['shortcode'] ) ? $_POST['shortcode'] : false; |
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$response = false; |
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|
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if ( $shortcode && array_key_exists( $shortcode, self::$shortcodes ) ) { |
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|
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$data = self::$shortcodes[ $shortcode ]; |
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|
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if ( ! empty( $data['errors'] ) ) { |
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$data['btn_okay'] = array( esc_html__( 'Okay', 'give' ) ); |
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} |
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|
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$response = array( |
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'body' => $data['fields'], |
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'close' => $data['btn_close'], |
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'ok' => $data['btn_okay'], |
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'shortcode' => $shortcode, |
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'title' => $data['title'], |
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); |
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} else { |
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error_log( print_r( 'AJAX error!', 1 ) ); |
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} |
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|
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wp_send_json( $response ); |
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} |
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|
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|
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/** |
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* Flag to check add shortcode button to current screen or not |
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* |
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* @since 2.1.0 |
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* @access private |
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* @return bool |
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*/ |
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private function is_add_button() { |
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global $pagenow; |
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|
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$shortcode_button_pages = apply_filters( |
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'give_shortcode_button_pages', |
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array( |
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'post.php', |
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'page.php', |
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'post-new.php', |
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'post-edit.php', |
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'edit.php', |
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) |
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); |
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|
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$exclude_post_types = array( 'give_forms' ); |
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|
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/* @var WP_Screen $current_screen */ |
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$current_screen = get_current_screen(); |
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|
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// Only run in admin post/page creation and edit screens |
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if ( |
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! is_admin() |
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|| ! in_array( $pagenow, $shortcode_button_pages ) |
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|| in_array( $current_screen->post_type, $exclude_post_types ) |
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|
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/** |
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* Fire the filter |
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* Use this filter to show Give Shortcode button on custom pages |
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* |
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* @since 1.0 |
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*/ |
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|| ! apply_filters( 'give_shortcode_button_condition', true ) |
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|| empty( self::$shortcodes ) |
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) { |
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return false; |
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} |
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|
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return true; |
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} |
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} |
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|
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new Give_Shortcode_Button(); |
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|
