custom fields woocommerce category

custom_fields_category

// Add term page
function codeagency_taxonomy_add_new_meta_field() {
	// this will add the custom meta field to the add new term page
	?>
	<div class="form-field">
		<label for="term_meta[en_translation]"><?php _e( 'en_translation', 'codagency' ); ?></label>
		<input type="text" name="term_meta[en_translation]" id="term_meta[en_translation]" value="">
	</div>
	<div class="form-field">
		<label for="term_meta[fr_translation]"><?php _e( 'fr_translation', 'codagency' ); ?></label>
		<input type="text" name="term_meta[fr_translation]" id="term_meta[fr_translation]" value="">
	</div>
	<div class="form-field">
		<label for="term_meta[de_translation]"><?php _e( 'de_translation', 'codagency' ); ?></label>
		<input type="text" name="term_meta[de_translation]" id="term_meta[de_translation]" value="">
	</div>
<?php
}
add_action( 'product_cat_add_form_fields', 'codeagency_taxonomy_add_new_meta_field', 10, 2 );


//Product Cat Edit page
function codeagency_taxonomy_edit_meta_field($term) {

    //getting term ID
    $term_id = $term->term_id;

    // retrieve the existing value(s) for this meta field. This returns an array
    $term_meta = get_option("taxonomy_" . $term_id);
    ?>
    <tr class="form-field">
        <th scope="row" valign="top"><label for="term_meta[en_translation]"><?php _e('en_translation', 'codeagency'); ?></label></th>
        <td>
            <input type="text" name="term_meta[en_translation]" id="term_meta[en_translation]" value="<?php echo esc_attr($term_meta['en_translation']) ? esc_attr($term_meta['en_translation']) : ''; ?>">
        </td>
    </tr>
    <tr class="form-field">
        <th scope="row" valign="top"><label for="term_meta[fr_translation]"><?php _e('fr_translation', 'codeagency'); ?></label></th>
        <td>
            <input type="text" name="term_meta[fr_translation]" id="term_meta[fr_translation]" value="<?php echo esc_attr($term_meta['fr_translation']) ? esc_attr($term_meta['fr_translation']) : ''; ?>">
        </td>
    </tr>
    <tr class="form-field">
        <th scope="row" valign="top"><label for="term_meta[de_translation]"><?php _e('de_translation', 'codeagency'); ?></label></th>
        <td>
            <input type="text" name="term_meta[de_translation]" id="term_meta[de_translation]" value="<?php echo esc_attr($term_meta['de_translation']) ? esc_attr($term_meta['de_translation']) : ''; ?>">
        </td>
    </tr>
    <?php
}

add_action('product_cat_edit_form_fields', 'codeagency_taxonomy_edit_meta_field', 10, 2);

// Save extra taxonomy fields callback function.
function save_taxonomy_custom_meta($term_id) {
    if (isset($_POST['term_meta'])) {
        $term_meta = get_option("taxonomy_" . $term_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_" . $term_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);