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<?php |
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namespace suda\orm\middleware; |
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use ReflectionClass; |
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use ReflectionProperty; |
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use suda\orm\TableStruct; |
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use suda\orm\middleware\NullMiddleware; |
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use suda\orm\struct\TableStructBuilder; |
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/** |
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* 结构中间件 |
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*/ |
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class ObjectMiddleware extends NullMiddleware |
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{ |
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/** |
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* 处理方式 |
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* |
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* @var array |
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*/ |
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protected $processor; |
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/** |
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* 数据对象 |
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* |
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* @var string |
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*/ |
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protected $object; |
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/** |
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* 字段映射处理 |
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* |
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* @var array |
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*/ |
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protected $nameAlias; |
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const RAW = 0; |
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const SERIALIZE = 2; |
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/** |
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* 创建中间件 |
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* |
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* @param string $object |
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*/ |
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public function __construct(string $object) |
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{ |
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$this->prepareProcessorSet($object); |
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$this->object = $object; |
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} |
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/** |
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* 处理输入数据 |
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* |
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* @param string $name |
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* @param mixed $data |
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* @return mixed |
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*/ |
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public function input(string $name, $data) |
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{ |
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if ($this->processor[$name] === ObjectMiddleware::SERIALIZE) { |
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return \serialize($data); |
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} |
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return $data; |
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} |
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/** |
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* 处理输出数据 |
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* |
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* @param string $name |
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* @param mixed $data |
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* @return mixed |
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*/ |
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public function output(string $name, $data) |
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{ |
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if ($this->processor[$name] === ObjectMiddleware::SERIALIZE) { |
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return \unserialize($data); |
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} |
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return $data; |
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} |
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/** |
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* 创建处理集合 |
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* |
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* @param string $object |
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* @return void |
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*/ |
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protected function prepareProcessorSet(string $object) |
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{ |
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$reflectObject = new ReflectionClass($object); |
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$this->processor = []; |
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foreach ($reflectObject->getProperties(ReflectionProperty::IS_PUBLIC | ReflectionProperty::IS_PROTECTED | ReflectionProperty::IS_PRIVATE) as $property) { |
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$name = $this->getFieldName($property); |
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$this->processor[$name] = $this->getProcessorType($property); |
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$this->nameAlias[$name] = $property->getName(); |
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} |
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} |
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/** |
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* 获取字段名 |
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* |
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* @param ReflectionProperty $property |
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* @return string |
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*/ |
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protected function getFieldName(ReflectionProperty $property) |
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{ |
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return $property->getName(); |
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} |
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/** |
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* 处理输入字段名 |
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*/ |
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public function inputName(string $name):string |
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{ |
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return TableStructBuilder::getTableFieldName($this->object, $name); |
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} |
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/** |
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* 处理输出字段名 |
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* |
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* @param string $name |
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* @param mixed $data |
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* @return mixed |
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*/ |
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public function outputName(string $name):string |
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{ |
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return $this->nameAlias[$name] ?? $name; |
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} |
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/** |
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* 获取处理方式 |
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* |
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* @param ReflectionProperty $property |
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* @return integer |
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*/ |
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protected function getProcessorType(ReflectionProperty $property):int { |
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if ($doc = $property->getDocComment()) { |
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if (is_string($doc) && preg_match('/@var\s+(\w+)/i', $doc, $match)) { |
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$type = \strtolower($match[1]); |
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if (\in_array($type, ['boolean', 'bool', 'integer', 'int' , 'float' , 'double', 'string'])) { |
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return ObjectMiddleware::RAW; |
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} |
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} |
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} |
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return ObjectMiddleware::SERIALIZE; |
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} |
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} |
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dxkite /
suda
