58 lines
1.7 KiB
PHP
58 lines
1.7 KiB
PHP
<?php
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namespace sammo\Event;
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abstract class Condition{
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public abstract function eval($env=null);
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public static function build($conditionChain){
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if(is_bool($conditionChain)){
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return new Condition\ConstBool($conditionChain);
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}
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if(!is_array($conditionChain)){
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return $conditionChain;
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}
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$key = $conditionChain[0];
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if(\array_key_exists(strtolower($key), Condition\Logic::AVAILABLE_LOGIC_NAME)){
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//logic 단축 명령.
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$ref = new \ReflectionClass('sammo\\Event\\Condition\\Logic');
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return $ref->newInstanceArgs($conditionChain);
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}
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$className = 'sammo\\Event\\Condition\\'.$key;
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if(class_exists($className)){
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$args = [];
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reset($conditionChain);
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while (next($conditionChain) !== FALSE)
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{
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$args[] = static::build(current($conditionChain));
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}
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$ref = new \ReflectionClass($className);
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return $ref->newInstanceArgs($args);
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}
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//array의 첫번째 값이 Condition이 아닌 경우에는 그냥 배열로 처리함.
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$result = [];
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foreach($conditionChain as $condition){
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$result[] = static::build($condition);
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}
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return $result;
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}
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protected static function _eval($arg, $env=null){
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if(is_bool($arg)){
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return [
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'value'=>$arg,
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'chain'=>['boolean']
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];
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}
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if($arg instanceof Condition){
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return $arg->eval($env);
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}
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throw new \InvalidArgumentException('평가 인자는 boolean이거나 Condition 클래스여야 합니다.');
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}
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} |