function __construct() {

add_action('init',array($this,'init'),11);

add_action('admin_enqueue_scripts',array($this,'enqueue_scripts'));

//Allow HTML in Term descriptions

remove_filter('pre_term_description','wp_filter_kses');

remove_filter('term_description','wp_kses_data');

}

/**

* Initialize

*/

function init() {

$taxonomies = get_taxonomies();

if($taxonomies) :

foreach($taxonomies as $taxonomy) :

$taxonomy = get_taxonomy($taxonomy);

if(isset($taxonomy->supports) && is_array($taxonomy->supports)) :

if(in_array('editor',$taxonomy->supports)) :

add_action($taxonomy->name.'_edit_form_fields',array($this,'add'),10,2);

add_action('manage_edit-'.$taxonomy->name.'_columns',array($this,'hide_description_column'));

endif;

endif;

endforeach;

endif;

}

/**

* @add the editor

*/

function add($term, $taxonomy) {

?>

<tr class="form-field tp-term-description-editor">

<th scope="row" valign="top"><label for="description"><?php _ex('Description', 'Taxonomy Description'); ?></label></th>

<td><?php wp_editor(html_entity_decode($term->description,null,'UTF-8'),'tp-description',array('textarea_name' => 'description', 'quicktags' => false)); ?></td>

</tr>

<?php

}

/**

* @hide description as a column in the overview, because it's ugly with formatted text

*/

function hide_description_column($columns) {

unset($columns['description']);

return $columns;

}

/**

* @enqueue scripts (admin)

*/

function enqueue_scripts() {

wp_enqueue_script( 'tp-term-description-editor', plugins_url( 'assets/js/admin.js', __FILE__ ), array( 'jquery' ) );

}