* Adjust the style of the prompt in multi-user task

* Add unique key to team table.

db/update9.8.2.sql

@@ -1,3 +1,3 @@
 ALTER TABLE `zt_team` DROP PRIMARY KEY;
-ALTER TABLE `zt_team` ADD PRIMARY KEY (`root`, `type`, `account`);
+ALTER TABLE `zt_team` ADD `id` mediumint(8) unsigned NOT NULL PRIMARY KEY AUTO_INCREMENT FIRST;
 ALTER TABLE `zt_project` CHANGE `team` `team` varchar(90) NOT NULL;

module/task/lang/zh-cn.php

@@ -108,7 +108,7 @@ $lang->task->parent           = '父任务';
 $lang->task->parentAB         = '父';
 $lang->task->lblPri           = 'P';
 $lang->task->lblHour          = '(h)';
-$lang->task->deniedNotice     = '当前任务只有%s才可以%s';
+$lang->task->deniedNotice     = '当前任务只有%s才可以%s。';
 
 $lang->task->ditto         = '同上';
 $lang->task->dittoNotice   = "该任务与上一任务不属于同一项目！";

module/upgrade/model.php

@@ -214,6 +214,7 @@ class upgradeModel extends model
                 $this->resetProductLine();
              case '9_8_2':
                 $this->execSQL($this->getUpgradeFile('9.8.2'));   
+                $this->addUniqueKeyToTeam();
        }
 
         $this->deletePatch();
@@ -2244,4 +2245,33 @@ class upgradeModel extends model
         $this->dao->update(TABLE_PRODUCT)->set('line')->eq(0)->where('line')->in($deletedLines)->exec();
         return !dao::isError();
     }
+    
+    /**
+     * Add unique key to team table. 
+     * 
+     * @access public
+     * @return bool
+     */
+    public function  addUniqueKeyToTeam()
+    {
+        $members = $this->dao->select('root, type, account')->from(TABLE_TEAM)->groupBy('root, type, account')->having('count(*)')->gt(1)->fetchAll();
+
+        foreach($members as $member)
+        {
+            $maxID = $this->dao->select('MAX(id) id')
+                ->from(TABLE_TEAM)
+                ->where('root')->eq($member->root)
+                ->andWhere('`type`')->eq($member->type)
+                ->andWhere('account')->eq($member->account)
+                ->fetch('id');
+            $this->dao->delete()->from(TABLE_TEAM)
+                ->where('root')->eq($member->root)
+                ->andWhere('`type`')->eq($member->type)
+                ->andWhere('account')->eq($member->account)
+                ->andWhere('id')->ne($maxID)
+                ->exec();
+        }
+        $this->dao->exec("ALTER TABLE `zt_team` ADD UNIQUE `team` (`root`, `type`, `account`)");
+        return !dao::isError();
+    }
 }