<?php
global $texonomy_slug_tags;
$texonomy_slug_tags='book'; //此处改为你的自定义分类名称，post文章分类就是 category
add_action($texonomy_slug_tags.'_add_form_fields','categorykeywords');
function categorykeywords($taxonomy){ ?>
<div>
<label for="tag-keywords">分类关键词</label>
<input type="text" name="tag-keywords" id="tag-keywords" value="" /><br />
<span>请在此输入分类关键词。</span>
</div>
<?php }
add_action($texonomy_slug_tags.'_edit_form_fields','categorykeywordsedit');
function categorykeywordsedit($taxonomy){ ?>
<tr class="form-field">
<th scope="row" valign="top"><label for="tag-keywords">小说标签</label></th>
<td><input type="text" name="tag-keywords" id="tag-keywords" value="<?php echo get_option('_category_keywords'.$taxonomy->term_id); ?>" /><br /></td>
</tr>
<?php }
add_action('edit_term','categorykeywordssave');
add_action('create_term','categorykeywordssave');
function categorykeywordssave($term_id){
if(isset($_POST['tag-keywords'])){
if(isset($_POST['tag-keywords']))
update_option('_category_keywords'.$term_id,$_POST['tag-keywords'] );
}
}
?>