집합, 귀환 추가

hwe/sammo/Constraint/MustBeTroopLeader.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace sammo\Constraint;
+use sammo\DB;
+//TODO: DB 사용하지 않도록 변경
+
+class MustBeTroopLeader extends Constraint{
+    const REQ_VALUES = Constraint::REQ_GENERAL;
+
+    public function checkInputValues(bool $throwExeception=true){
+        if(!parent::checkInputValues($throwExeception) && !$throwException){
+            return false;
+        }
+
+        if(!key_exists('troop', $this->general)){
+            if(!$throwExeception){return false; }
+            throw new \InvalidArgumentException("require troop in general");
+        }
+
+        return true;
+    }
+
+    public function test():bool{
+        $this->checkInputValues();
+        $this->tested = true;
+
+        //XXX: 부대장인지 알 수가 없음
+        $db = DB::db();
+        $troopLeader = $db->queryFirstField('SELECT no FROM troop WHERE troop = %i', $this->general['troop']);
+
+        if($troopLeader == $this->general['no']){
+            return true;
+        }
+
+        $this->reason = "부대장이 아닙니다.";
+        return false;
+    }
+}