<?php
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/**
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* PhalApi_Request_Formatter_Enum 格式化枚举类型
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*
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* @package PhalApi\Request
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* @license http://www.phalapi.net/license GPL 协议
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* @link http://www.phalapi.net/
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* @author dogstar <chanzonghuang@gmail.com> 2015-11-07
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*/
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class PhalApi_Request_Formatter_Enum extends PhalApi_Request_Formatter_Base implements PhalApi_Request_Formatter {
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/**
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* 检测枚举类型
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* @param string $value 变量值
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* @param array $rule array('name' => '', 'type' => 'enum', 'default' => '', 'range' => array(...))
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* @return 当不符合时返回$rule
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*/
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public function parse($value, $rule) {
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$this->formatEnumRule($rule);
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$this->formatEnumValue($value, $rule);
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return $value;
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}
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/**
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* 检测枚举规则的合法性
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* @param array $rule array('name' => '', 'type' => 'enum', 'default' => '', 'range' => array(...))
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* @throws PhalApi_Exception_InternalServerError
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*/
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protected function formatEnumRule($rule) {
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if (!isset($rule['range'])) {
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throw new PhalApi_Exception_InternalServerError(
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T("miss {name}'s enum range", array('name' => $rule['name'])));
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}
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if (empty($rule['range']) || !is_array($rule['range'])) {
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throw new PhalApi_Exception_InternalServerError(
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T("{name}'s enum range can not be empty", array('name' => $rule['name'])));
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}
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}
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}
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