/**
* 生成表单
*
* @access public
* @param string $action 表单动作
* @return Typecho_Widget_Helper_Form_Element
*/
public function form($action = NULL)
{
/** 构建表格 */
$form = new Typecho_Widget_Helper_Form(Typecho_Common::url('/action/contents-attachment-edit', $this->options->index), Typecho_Widget_Helper_Form::POST_METHOD);
/** 文件名称 */
$name = new Typecho_Widget_Helper_Form_Element_Text('name', NULL, $this->title, _t('标题 *'));
$form->addInput($name);
/** 文件缩略名 */
$slug = new Typecho_Widget_Helper_Form_Element_Text('slug', NULL, $this->slug, _t('缩略名'), _t('文件缩略名用于创建友好的链接形式,建议使用字母,数字,下划线和横杠.'));
$form->addInput($slug);
/** 文件描述 */
$description = new Typecho_Widget_Helper_Form_Element_Textarea('description', NULL, $this->attachment->description, _t('描述'), _t('此文字用于描述文件,在有的主题中它会被显示.'));
$form->addInput($description);
/** 分类动作 */
$do = new Typecho_Widget_Helper_Form_Element_Hidden('do', NULL, 'update');
$form->addInput($do);
/** 分类主键 */
$cid = new Typecho_Widget_Helper_Form_Element_Hidden('cid', NULL, $this->cid);
$form->addInput($cid);
/** 提交按钮 */
$submit = new Typecho_Widget_Helper_Form_Element_Submit(NULL, NULL, _t('提交修改'));
$submit->input->setAttribute('class', 'primary');
$delete = new Typecho_Widget_Helper_Layout('a', array('href' => Typecho_Common::url('/action/contents-attachment-edit?do=delete&cid=' . $this->cid, $this->options->index), 'class' => 'operate-delete', 'lang' => _t('你确认删除文件 %s 吗?', $this->attachment->name)));
$submit->container($delete->html(_t('删除文件')));
$form->addItem($submit);
$name->addRule('required', _t('必须填写文件标题'));
$name->addRule(array($this, 'nameToSlug'), _t('文件标题无法被转换为缩略名'));
$slug->addRule(array($this, 'slugExists'), _t('缩略名已经存在'));
return $form;
}
