Добавление дополнительного поля в категории плагина woocommerce. Поле с визуальным редактором от WordPress.
<?php
add_action( 'product_cat_add_form_fields', 'taxonomy_add_meta_field', 10, 2 );
// A callback function to add a custom field to our "presenters" taxonomy
function taxonomy_add_meta_field($tag) {
// Check for existing taxonomy meta for the term you're editing
?>
<div class="form-field">
<label for="term_meta[description_bottom]"><?php _e( 'Description after Products', 'project_wpml' ); ?></label>
<textarea type="text" class="wp-editor-area" name="term_meta[description_bottom]" id="term_meta[description_bottom]" value=""></textarea>
<p class="description"><?php _e( 'Enter a value for this field','project_wpml' ); ?></p>
</div>
<?php
}
add_action( 'product_cat_edit_form_fields', 'taxonomy_edit_meta_field', 10, 2 );
// Edit term page
function taxonomy_edit_meta_field($term) {
// put the term ID into a variable
$t_id = $term->term_id;
// retrieve the existing value(s) for this meta field. This returns an array
$term_meta = get_option( "taxonomy_$t_id" );
$settings = array('textarea_name' => "term_meta[description_bottom]" );
?>
<tr class="form-field">
<th scope="row" valign="top"><label for="term_meta[description_bottom]"><?php _e( 'Description after Products', 'project_wpml' ); ?></label></th>
<td>
<?php wp_editor( $term_meta['description_bottom'], 'description_bottom', $settings ); ?>
<!--<textarea name="term_meta[description_bottom]" id="term_meta[description_bottom]" value="<?php echo esc_attr( $term_meta['description_bottom'] ) ? esc_attr( $term_meta['description_bottom'] ) : ''; ?>"></textarea>-->
<p class="description"><?php _e( 'Enter a value for this field','project_wpml' ); ?></p>
</td>
</tr>
<?php
}
function save_taxonomy_custom_meta( $term_id ) {
if ( isset( $_POST['term_meta'] ) ) {
$t_id = $term_id;
$term_meta = get_option( "taxonomy_$t_id" );
$cat_keys = array_keys( $_POST['term_meta'] );
foreach ( $cat_keys as $key ) {
if ( isset ( $_POST['term_meta'][$key] ) ) {
$term_meta[$key] = $_POST['term_meta'][$key];
}
}
// Save the option array.
update_option( "taxonomy_$t_id", $term_meta );
}
}
add_action( 'edited_product_cat', 'save_taxonomy_custom_meta', 10, 2 );
add_action( 'create_product_cat', 'save_taxonomy_custom_meta', 10, 2 );
?>