Old category custom meta for options

gistfile1.txt

//Category old fields here
add_action('admin_init', 'category_custom_fields', 1);
if( !function_exists('category_custom_fields') ) {
function category_custom_fields()
    {
        add_action('category_edit_form_fields', 'category_custom_fields_form');
        add_action('edited_category', 'category_custom_fields_save');
        add_action( 'create_category', 'category_custom_fields_save'); 
        add_action( 'category_add_form_fields', 'category_custom_fields_form_new');

    }
}    

if( !function_exists('category_custom_fields_form') ) {
function category_custom_fields_form($tag)
    {
        $t_id = $tag->term_id;
        $cat_meta = get_option("category_$t_id");
        wp_enqueue_script('wp-color-picker');
        wp_enqueue_style( 'wp-color-picker' );
?>
    <?php $settingseditor = array(
        'textarea_name' => 'description',
        'textarea_rows' => 10,
        'editor_class'  => 'i18n-multilingual',
    );

    ?>
    <tr class="form-field">
        <th scope="row" valign="top"><label><?php esc_html_e('Second category description','rehub-framework'); ?></label></th>
        <td>
            <?php
            $meta_content = !empty($cat_meta['cat_second_description']) ? $cat_meta['cat_second_description'] : '';
            wp_editor( $meta_content, 'cat_second_description', array(
                    'wpautop' =>  true,
                    'media_buttons' => false,
                    'textarea_name' => 'Cat_meta[cat_second_description]',
                    'textarea_rows' => 10,
                    'teeny' =>  false
            ));
            ?>
            <span class="description"><?php esc_html_e('Set html for second category description (will be after posts)','rehub-framework'); ?></span>
        </td>
    </tr>
    <tr class="form-field color_cat_grade">
        <th scope="row" valign="top"><label><?php esc_html_e('Cat color','rehub-framework'); ?></label></th>
        <td>
            <input type="text" name="Cat_meta[cat_color]" id="Cat_meta[cat_color]" size="25" style="width:60%;" value="<?php echo (!empty($cat_meta['cat_color'])) ? $cat_meta['cat_color'] : ''; ?>" data-default-color="#E43917"><br />
            <script type="text/javascript">
                jQuery(document).ready(function($) {   
                    $('.color_cat_grade input').wpColorPicker();
                });             
            </script>
            <span class="description"><?php esc_html_e('Set category color. Note, this color will be used under white text','rehub-framework'); ?></span>
        </td>
    </tr>          
    <tr class="form-field">
        <th scope="row" valign="top"><label><?php esc_html_e('Category banner custom html','rehub-framework'); ?></label></th>
        <td>
            <input type="text" name="Cat_meta[cat_image_url]" id="Cat_meta[cat_image_url]" size="25" style="width:60%;" value="<?php echo (!empty($cat_meta['cat_image_url'])) ? $cat_meta['cat_image_url'] : ''; ?>"><br />
            <span class="description"><?php esc_html_e('Set url to image of banner or any custom html, shortcode','rehub-framework'); ?></span>
        </td>
    </tr>          
<?php
    }
}    

if( !function_exists('category_custom_fields_form_new') ) {
function category_custom_fields_form_new($tag)
    {
        wp_enqueue_script('wp-color-picker');
        wp_enqueue_style( 'wp-color-picker' );
?>
        <div class="form-field">
            <label><?php esc_html_e('Second category description','rehub-framework'); ?></label>
            <textarea name="Cat_meta[cat_second_description]" id="Cat_meta[cat_second_description]" rows="5" cols="50"><?php echo (!empty($cat_meta['cat_second_description'])) ? $cat_meta['cat_second_description'] : ''; ?></textarea><br />
            <span class="description"><?php esc_html_e('Set html for second category description (will be after posts)','rehub-framework'); ?></span>
        </div>
        <div class="form-field color_cat_grade">
            <label><?php esc_html_e('Cat color','rehub-framework'); ?></label>          
                <input type="text" name="Cat_meta[cat_color]" id="Cat_meta[cat_color]" size="25" style="width:60%;" value="" data-default-color="#E43917"><br />
                <script type="text/javascript">
                    jQuery(document).ready(function($) {   
                        $('.color_cat_grade input').wpColorPicker();
                    });             
                </script>
                <span class="description"><?php esc_html_e('Set category color. Note, this color will be used under white text','rehub-framework'); ?></span> 
        </div>          
        <div class="form-field">
            <label><?php esc_html_e('Category banner custom html','rehub-framework'); ?></label>
                <input type="text" name="Cat_meta[cat_image_url]" id="Cat_meta[cat_image_url]" size="25" style="width:60%;" value=""><br />
                <span class="description"><?php esc_html_e('Set url to image of banner or any custom html, shortcode','rehub-framework'); ?></span>     
        </div>         
<?php
    }    
}

if( !function_exists('category_custom_fields_save') ) {    
function category_custom_fields_save($term_id)
    {
        if (isset($_POST['Cat_meta'])) {
            $t_id = $term_id;
            $cat_meta = get_option("category_$t_id");
            $cat_keys = array_keys($_POST['Cat_meta']);
            foreach ($cat_keys as $key) {
                if (isset($_POST['Cat_meta'][$key])) {
                    $cat_meta[$key] = stripslashes($_POST['Cat_meta'][$key]);
                }
            }
            //save the option array
            update_option("category_$t_id", $cat_meta);
        }
    }
}