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✏️ Editing: tinyMCE-shortcodes.php

<?php

if ( ! class_exists( 'Polo_TinyMCE_Shortcode' ) ) {

class Polo_TinyMCE_Shortcode {

public function __construct() {
			add_action( 'admin_init', array( $this, 'polo_shortcode_button' ) );
			add_action( 'admin_footer', array( $this, 'polo_get_shortcodes' ) );
		}

public function polo_shortcode_button() {
			if ( current_user_can( 'edit_posts' ) && current_user_can( 'edit_pages' ) ) {
				add_filter( 'mce_external_plugins', array( $this, 'polo_add_buttons' ) );
				add_filter( 'mce_buttons', array( $this, 'polo_register_buttons' ) );
			}
		}

public function polo_add_buttons( $plugin_array ) {
			$plugin_array['crumshortcodes'] = POLO_ROOT_URL . '/library/inc/shortcodes/js/shortcode-tinymce-button.js';

return $plugin_array;
		}

public function polo_register_buttons( $buttons ) {
			array_push( $buttons, 'separator', 'crumshortcodes' );

return $buttons;
		}

public function polo_get_shortcodes() {
			global $shortcode_tags;

$alowed_shortcodes = array(
				'1' => 'chapter',
				'2' => 'gallery'
			);

echo '<script type="text/javascript">
       		 var shortcodes_button = new Array();';

$count = 0;

foreach ( $shortcode_tags as $tag => $code ) {
				if ( in_array( $tag, $alowed_shortcodes ) ) {
					echo "shortcodes_button[{$count}] = '{$tag}';";
					$count ++;
				}
			}

echo '</script>';
		}

}

if ( class_exists( 'Polo_TinyMCE_Shortcode' ) ) {

$Polo_TinyMCE_Shortcode = new Polo_TinyMCE_Shortcode;

}

if (!class_exists('MCE_Table_Buttons')) {
	/**
	 * Plugin Name: MCE Table Buttons
	 * Plugin URI: http://10up.com/plugins-modules/wordpress-mce-table-buttons/
	 * Description: Add <strong>controls for table editing</strong> to the visual content editor with this <strong>light weight</strong> plug-in.
	 * Version: 3.2
	 * Author: Jake Goldman, 10up, Oomph
	 * Author URI: http://10up.com
	 * License: GPLv2 or later
	 */
	class MCE_Table_Buttons {

/**
		 * Handles initializing this class and returning the singleton instance after it's been cached.
		 *
		 * @return null|MCE_Table_Buttons
		 */
		public static function get_instance() {
			// Store the instance locally to avoid private static replication
			static $instance = null;

if ( null === $instance ) {
				$instance = new self();
				self::_setup_plugin();
			}

return $instance;
		}

/**
		 * An empty constructor
		 */
		public function __construct() { /* Purposely do nothing here */
		}

/**
		 * Handles registering hooks that initialize this plugin.
		 */
		public static function _setup_plugin() {
			add_filter( 'mce_external_plugins', array( __CLASS__, 'mce_external_plugins' ) );
			add_filter( 'mce_buttons_2', array( __CLASS__, 'mce_buttons_2' ) );
			add_filter( 'content_save_pre', array( __CLASS__, 'content_save_pre' ), 20 );
		}

/**
		 * Initialize TinyMCE table plugin and custom TinyMCE plugin
		 *
		 * @param array $plugin_array Array of TinyMCE plugins
		 *
		 * @return array Array of TinyMCE plugins
		 */
		public static function mce_external_plugins( $plugin_array ) {
			global $tinymce_version;
			$variant = ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? '' : '.min';

if ( version_compare( $tinymce_version, '400', '>' ) ) {

$plugin_array['table'] = POLO_ROOT_URL . '/library/inc/shortcodes/js/plugin' . $variant . '.js';

}

return $plugin_array;
		}

/**
		 * Add TinyMCE table control buttons
		 *
		 * @param array $buttons Buttons for the second row
		 *
		 * @return array Buttons for the second row
		 */
		public static function mce_buttons_2( $buttons ) {
			global $tinymce_version;

if ( version_compare( $tinymce_version, '4100', '>' ) ) {

// in case someone is manipulating other buttons, drop table controls at the end of the row
				if ( ! $pos = array_search( 'undo', $buttons ) ) {
					array_push( $buttons, 'table' );

return $buttons;
				}

$buttons = array_merge( array_slice( $buttons, 0, $pos ), array( 'table' ), array_slice( $buttons, $pos ) );

}

return $buttons;
		}

/**
		 * Add TinyMCE 3.x table control to the second row, after other formatting controls
		 *
		 * @param array $buttons Buttons for the second row
		 *
		 * @return array Buttons for the second row
		 */
		public static function mce_buttons_3( $buttons ) {
			array_push( $buttons, 'tablecontrols' );

return $buttons;
		}

/**
		 * Fixes weirdness resulting from wpautop and formatting clean up not built for tables
		 *
		 * @param string $content Editor content before WordPress massaging
		 *
		 * @return string Editor content before WordPress massaging
		 */
		public static function content_save_pre( $content ) {
			if ( false !== strpos( $content, '<table' ) ) {
				// paragraphed content inside of a td requires first paragraph to have extra line breaks (or else autop breaks)
				$content = preg_replace( "/<td([^>]*)>(.+\r?\n\r?\n)/m", "<td$1>\n\n$2", $content );

// make sure there's space around the table
				if ( substr( $content, - 8 ) == '</table>' ) {
					$content .= "\n<br />";
				}
			}

return $content;
		}
	}

MCE_Table_Buttons::get_instance();
}

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