Index: hadoop-register/check_activate_code.php
===================================================================
--- hadoop-register/check_activate_code.php	(revision 58)
+++ hadoop-register/check_activate_code.php	(revision 85)
@@ -1,62 +1,68 @@
 <?
-	/* 
-	 * 驗證使用者身份及信箱是否正確 
-	 */
+    /* 
+     * 驗證使用者身份及信箱是否正確 
+     */
 
-	require_once ("./etc/init.php");
-	include_once ("./etc/funs.php");
+    require_once ("./etc/init.php");
+    include_once ("./etc/funs.php");
 
     $receiver_user = $_GET["user"];
     $receiver_act = $_GET["act"];
 
-	// 連結資料庫
-	$link = mysql_connect($mysql_host, $mysql_user, $mysql_password) or die(mysql_error() );
-	mysql_select_db($mysql_database, $link) or die(mysql_error() );
-	mysql_query("SET NAMES 'utf8'");
+    // 連結資料庫
+    $link = mysql_connect($mysql_host, $mysql_user, $mysql_password) or die(mysql_error() );
+    mysql_select_db($mysql_database, $link) or die(mysql_error() );
+    mysql_query("SET NAMES 'utf8'");
 
-	// 抓取使用者認證碼
-    $str = sprintf("SELECT `activate_code`, `email` FROM `%s` WHERE `user` LIKE '%s' limit 1", $mysql_table, $receiver_user);
+    // 抓取使用者認證碼
+    $str = sprintf("SELECT `activate_code`, `is_activate`, `email` FROM `%s` WHERE `user` LIKE '%s' limit 1", $mysql_table, $receiver_user);
     $result = mysql_query($str , $link);
-
     $row = mysql_fetch_assoc($result);
 
-	$my_user = new W_user;
+    $my_user = new W_user;
 
-	// 如果通過驗證
-	if ( ($row["activate_code"] == $receiver_act) &&  ($receiver_act != null) )
-	{
-		$my_user->email = $row["email"];
-		// 分配一組 hadoop 帳號密碼給 user
-		$str = sprintf("SELECT `hadoop_user` , `hadoop_password` 
-						FROM `%s` 
-						WHERE `hadoop_owner` LIKE '' 
-						LIMIT 1 ",$mysql_table_owner );
-		$result = mysql_query($str, $link) or die(mysql_error() );
-		$row = mysql_fetch_assoc($result);
-		$my_user->hadoop_user = $row["hadoop_user"];
-		$my_user->hadoop_password = $row["hadoop_password"];
-		// 更新 hadoop 帳號擁有者資料庫
-		$str = sprintf("UPDATE `%s` SET `hadoop_owner` = '%s' 
-						WHERE `hadoop_user` LIKE '%s' limit 1", 
-						$mysql_table_owner, $receiver_user, $my_user->hadoop_user); 
+    // 如果已認證就不再寄認證信
+    if ($row["is_activate"] == 1)
+    {
+	$my_user->redirect_to("$w_localhost", "你已經通過驗證"); 
+    }
+    // 如果通過驗證
+    else if ( ($row["activate_code"] == $receiver_act) &&  ($receiver_act != null) )
+    {
+	$my_user->email = $row["email"];
+	// 分配一組 hadoop 帳號密碼給 user
+	$str = sprintf("SELECT `hadoop_user` , `hadoop_password` 
+			FROM `%s` 
+			WHERE `hadoop_owner` LIKE '' 
+			LIMIT 1 ",$mysql_table_owner );
+	$result = mysql_query($str, $link) or die(mysql_error() );
+	$row = mysql_fetch_assoc($result);
+	$my_user->hadoop_user = $row["hadoop_user"];
+	$my_user->hadoop_password = $row["hadoop_password"];
+	// 更新 hadoop 帳號擁有者資料庫
+	$str = sprintf("UPDATE `%s` SET `hadoop_owner` = '%s' 
+			WHERE `hadoop_user` LIKE '%s' limit 1", 
+			$mysql_table_owner, $receiver_user, $my_user->hadoop_user); 
         mysql_query($str, $link) or die(mysql_error() );
-		// 寄送 hadoop 帳號密碼信至使用者信箱
-		$my_user->operator = "hadoop_user_password";
-		include ("smtp_mail.php");
+	
+	// 寄送 hadoop 帳號密碼信至使用者信箱
+	$my_user->operator = "hadoop_user_password";
+	include ("smtp_mail.php");
 
-		// 將使用者設為已認證
-		$str = sprintf("UPDATE `%s` SET `is_activate` = 1 
-						WHERE `user` LIKE '%s' limit 1", $mysql_table, $receiver_user); 
-		mysql_query($str, $link) or die(mysql_error() );
-		
-		// 重新導向 localhost
-		$my_user->redirect_to("http://$w_localhost", "驗證成功"); 
-	}
-	// 沒有通過驗證
-	else 
-	{
-       	// 重新導向 localhost
-        $my_user->redirect_to("http://$w_localhost", "驗證碼錯誤");
-	}
-	mysql_close($link); 	
+	// 將使用者設為已認證
+	$str = sprintf("UPDATE `%s` SET `is_activate` = 1 
+			WHERE `user` LIKE '%s' limit 1", $mysql_table, $receiver_user); 
+	mysql_query($str, $link) or die(mysql_error() );
+	
+	// 重新導向 localhost
+	$my_user->redirect_to("$w_localhost", "驗證成功"); 
+    }
+    // 沒有通過驗證
+    else 
+    {
+	// 重新導向 localhost
+	$my_user->redirect_to("$w_localhost", "驗證碼錯誤");
+    }
+
+    mysql_close($link); 	
 ?>