/**
* 处理上传图片和上传文件
* @param string $field
* @param \Lite\DB\Model $model_instance
* @return string
*/
public static function displayField($field, Model $model_instance)
{
$value = $model_instance->{$field};
$define = $model_instance->getPropertiesDefine($field);
if ($define['rel'] == 'upload-image') {
$value = $value ?: Config::get('app/default_image');
//todo merge params
return '<span class="image-thumb">' . self::getImg(Config::get('upload/url') . $value) . '</span>';
} else {
if ($define['rel'] == 'upload-file') {
$value = $value ?: Config::get('app/default_image');
return '<a href="' . Config::get('upload/url') . $value . '" target="_blank" title="' . h($value) . '">下载</a>';
} else {
return parent::displayField($field, $model_instance);
}
}
}
/**
* 获取状态变更按钮
* 如果是最后一个状态，则不扭转
* @param \Lite\DB\Model $model 数据模型
* @param null $field 状态字段名
* @param array $state_options 状态扭转选项（缺省读取options）
* @return string
* @throws \Lite\Exception\Exception
*/
public static function getNextStateBtn(Model $model, $field = null, $state_options = array())
{
if (!$field && $model instanceof ModelInterface) {
$field = $model->getStateKey();
}
if (!$field) {
throw new Exception('next state field not found');
}
$options = $state_options ?: $model->getPropertiesDefine($field)['options'];
$val = $model->{$field};
$pk = $model->getPrimaryKey();
$matched = false;
foreach ($options as $k => $opt_name) {
if ($val == $k) {
$matched = true;
} else {
if ($matched) {
return '<a href="' . self::getUrl(self::getController() . '/state', array($field => $k, $pk => $model->{$pk})) . '" rel="async" class="state-changer btn">' . $opt_name . '</a>';
}
}
}
return '';
}
