diff --git a/module/metric/calc/project/hour/day_of_invested_in_project.php.tmp b/module/metric/calc/project/hour/day_of_invested_in_project.php
similarity index 53%
rename from module/metric/calc/project/hour/day_of_invested_in_project.php.tmp
rename to module/metric/calc/project/hour/day_of_invested_in_project.php
index 0fcec92618..3ab871a0bb 100644
--- a/module/metric/calc/project/hour/day_of_invested_in_project.php.tmp
+++ b/module/metric/calc/project/hour/day_of_invested_in_project.php
@@ -1,7 +1,7 @@
 <?php
 /**
  * 按项目统计的已投入人天。
- * day_of_invested_in_project.
+ * Day of invested in project.
  *
  * 范围：project
  * 对象：effort
@@ -9,7 +9,7 @@
  * 度量名称：按项目统计的已投入人天
  * 单位：人天
  * 描述：按项目统计的已投入人天是指项目总共投入的工作天数。该度量项可以用来评估项目的人力资源投入情况。投入总人天的增加可能意味着项目投入的工作时间和资源的增加。
- * 定义：复用：;按项目统计的日志记录的工时总数;公式：;按项目统计的已投入人天=按项目统计的项目内所有消耗工时数/后台配置的每日可用工时
+ * 定义：复用：;按项目统计的日志记录的工时总数;公式：;按项目统计的已投入人天=按项目统计的项目内所有消耗工时数/后台配置的每日可用工时;
  * 度量库：
  * 收集方式：realtime
  *
@@ -22,21 +22,38 @@
  */
 class day_of_invested_in_project extends baseCalc
 {
-    public $dataset = null;
+    public $result = array();
 
-    public $fieldList = array();
+    public function getStatement()
+    {
+        $defaultHours = $this->dao->select('value')
+            ->from(TABLE_CONFIG)
+            ->where('module')->eq('execution')
+            ->andWhere('key')->eq('defaultWorkhours')
+            ->fetch('value');
 
-    //public funtion getStatement($dao)
-    //{
-    //}
+        return $this->dao->select("t3.id as project, SUM(t1.consumed) as consumed, $defaultHours as defaultHours")
+            ->from(TABLE_EFFORT)->alias('t1')
+            ->leftJoin(TABLE_PROJECT)->alias('t2')->on('t1.execution=t2.id')
+            ->leftJoin(TABLE_PROJECT)->alias('t3')->on('t2.project=t3.id')
+            ->where('t3.deleted')->eq('0')
+            ->andWhere('t3.type')->eq('project')
+            ->groupBy('t3.id')
+            ->query();
+    }
 
     public function calculate($row)
     {
+        $project      = $row->project;
+        $consumed     = $row->consumed;
+        $defaultHours = $row->defaultHours;
+
+        if(!isset($this->result[$project])) $this->result[$project] = round($consumed / $defaultHours, 2);
     }
 
     public function getResult($options = array())
     {
-        $records = $this->getRecords(array('value'));
+        $records = $this->getRecords(array('project', 'value'));
         return $this->filterByOptions($records, $options);
     }
-}
\ No newline at end of file
+}
diff --git a/module/metric/test/calc/project/hour/day_of_invested_in_project.php b/module/metric/test/calc/project/hour/day_of_invested_in_project.php
new file mode 100755
index 0000000000..7969dc8cb7
--- /dev/null
+++ b/module/metric/test/calc/project/hour/day_of_invested_in_project.php
@@ -0,0 +1,23 @@
+#!/usr/bin/env php
+<?php
+include dirname(__FILE__, 7) . '/test/lib/init.php';
+include dirname(__FILE__, 4) . '/calc.class.php';
+
+zdTable('project')->config('project', $useCommon = true, $levels = 4)->gen(10);
+zdTable('project')->config('sprint', $useCommon = true, $levels = 4)->gen(40, false);
+zdTable('effort')->config('effort', $useCommon = true, $levels = 4)->gen(1000);
+
+$metric = new metricTest();
+$calc   = $metric->calcMetric(__FILE__);
+
+/**
+
+title=day_of_invested_in_project
+cid=1
+pid=1
+
+*/
+
+r(count($calc->getResult())) && p('') && e('5'); // 测试分组数。
+
+r($calc->getResult(array('project' => '7'))) && p('0:value') && e('27.87'); // 测试项目7。