根据数据库自动生成INSERT/UPDATE更新语句

在编写程序中，写添加和更新SQL语句是一个比较烦琐的过程，特别是在表结构比较复杂的时候
这个程序主要是根据数据表格式自动生成添加/更新的SQL语句，然后由程序员直接加入到程序中，方便编程

下面是文件，方法建立一个单独的文件，按照下面的说明建立相关文件，运行即可
index.php     索引文件
config.php    配置文件，转换get/post数据
addxxx.php    根据提交表格数据生成SQL语句
addxxx2.php    根据数据库表信息生成SQL语句，配置数据库在文件内部

@author bluemaple<[email protected]>
----------------------------------------------------------
index.php文件
----------------------------------------------------------
自动生成模版
<br><br>
<a href=addxxx.php>自动生成添加表格，并产生相关sql添加语句，生成UPDATE语句（简单版）</a>
<br><br>
<a href=addxxx2.php>更数据表生成相关添加页面</a>
----------------------------------------------------------

config.php文件
----------------------------------------------------------
<?
/* 转换get和post数据 */
if (!defined('PMA_GRAB_GLOBALS_INCLUDED'))
{
define('PMA_GRAB_GLOBALS_INCLUDED', 1);

if (!empty($_GET))
{
extract($_GET);
}
else if (!empty($HTTP_GET_VARS))
{
extract($HTTP_GET_VARS);
} // end if

if (!empty($_POST))
{
extract($_POST);
}
else if (!empty($HTTP_POST_VARS))
{
extract($HTTP_POST_VARS);
} // end if

if (!empty($_FILES))
{
while (list($name, $value) = each($_FILES))
{
$$name = $value['tmp_name'];
}
}
else if (!empty($HTTP_POST_FILES))
{
while (list($name, $value) = each($HTTP_POST_FILES))
{
$$name = $value['tmp_name'];
}
} // end if
}

?>
----------------------------------------------------------
addxxx.php
----------------------------------------------------------
<?
include("config.php");

if($action == "")
{
echo "<form action=addxxx.php method=get onSubmit="if(n.value==''){alert('请输入数字');return false;}else return true;">
添加的表数目：<input type=text name=n value=1><br>
<input type=hidden name=action value='c'>
<input type=submit name=createSubmit value='生成'>
</form>";
exit();
}

if($action == "c")
{
echo "<form method=post action=addxxx.php>";
echo "    添加到数据表：<input type=text name=t><br>
方法（METHOD）：<input type=text name=m value=post><br>
提交表到(ACTION)：<input type=text name=a value='<? echo $HTTP_SERVER_VARS[PHP_SELF] ?>'><br><br>";
echo "<table border=1>";
echo "<tr><td>编号</td><td>说明</td><td>表名（TableName）</td><td>值（VALUE）</td></tr>";
for($i = 1; $i<=$n; $i++)
{
echo "<tr>";
echo "<td>$i</td>";
echo "<td><input name=e$i type=text></td>";
echo "<td><input name=n$i type=text></td>";
echo "<td><input name=v$i type=text></td>";
echo "</tr>";
}
echo "<tr><td colspan=3 align=center><input type=submit name=submit value='确　定'></td></tr>";
echo "</table>";
echo "<input type=hidden name=n value='$n'>";
echo "<input type=hidden name=action value='a'>";
echo "</form>";
}

if($action == "a")
{
echo "<h3>生成的插入SQL语句</h3>";
if($submit)
{
if($t == "") $t = "TABLE";
$tName = "";
$tValue= "";

// table ...
for($i = 1; $i <= $n; $i++)
{
$temp = "n".$i;
$tName .= $$temp;
if($i != $n)
{
$tName .= ", ";    
}

$tempi = "n".$i;
$tValue .= "'$".$$tempi."'";
if($i != $n)
{
$tValue .= ", ";    
}

$usqli .= $$temp."='$".$$tempi."'";
if($i != $n)
{
$usqli .= ", ";    
}
}

$sql = "INSERT INTO $t ($tName) VALUES ($tValue);";
echo $sql;

echo "<br><br>";
$usql = "UPDATE $t SET ".$usqli." WHERE ***";
echo $usql;

echo "<pre>";
echo "<b>生成表格</b>　点右键查看源文件";
echo "<table width="700" border="0" cellspacing="0" cellpadding="0" align="center" bgcolor="">
<form action='$a' method='$m'>
<tr>
<td width=""></td>
<td width=""></td>
</tr>";

for($i = 1; $i <= $n; $i++)
{
$etemp = "e".$i;
$ntemp = "n".$i;
$vtemp = "v".$i;
echo "<tr>
<td>".$$etemp."</td>
<td><input type=text class="" name="".$$ntemp."" value="".$$vtemp.""></td>
</tr>";
}
echo "<tr>
<td></td>
<td><input type=submit value='添加' class=""><input type=reset value='重置' class=""></td>
</tr>
</form>
</table>";

echo "</pre>";
}
}
?>
----------------------------------------------------------
addxxx2.php
----------------------------------------------------------
<?
include("config.php");

if($action == "") $action = "d";
$mysqlServer = "localhost";
$mysqlPort = 3306;
$mysqlUser = "root";
$mysqlPwd = "";

if($action == 'd')
{
$mysql_id = mysql_pconnect($mysqlServer.":".$mysqlPort, $mysqlUser, $mysqlPwd);

if($db == "")
{
$db_list = mysql_list_dbs();
echo "选择数据库<br>";
while ($row = mysql_fetch_object($db_list))
{
echo "<a href=addxxx2.php?action=d&db=".$row->Database.">".$row->Database ."</a><br>";
}
}

if($db != "")    
{
mysql_select_db($db);    

$tresult = mysql_list_tables($db);

if (!$tresult)
{
echo "DB Error, could not list tablesn";
echo 'MySQL Error: ' . mysql_error();
exit;
}
echo "数据库<b>$db</b>列表<br>";
while ($row = mysql_fetch_row($tresult))
{
print "<a href=addxxx2.php?db=$db&tname=$row[0]>$row[0]</a><br>";
}

if($tname != "")
{
$fields = mysql_list_fields($db, $tname);
$n = mysql_num_fields($fields);

echo "<br><b>$tname</b>表中：";
for ($i = 0; $i <$n; $i++)
{
$name = mysql_field_name($fields, $i);
echo $name." ";

$tName .= $name;
$vName .= "'$".$name."'";
$usqli .= $name."='$".$name."'";
if($i != $n-1)
{
$tName .= ", ";    
$vName .= ", ";    
$usqli .=" and ";
}

//create table...
$table .= "<tr>
<td>".$name."</td>
<td><input type=text class="" name="".$name."" value=""></td>
</tr>n";

}

echo "生成表：<br><br>";
echo "INSERT INTO $tname ($tName) VALUES ($vName);";

echo "<br><br>";
$usql = "UPDATE $tname SET ".$usqli." WHERE ***";
echo $usql;

echo "<pre>";
echo "<b>生成表格</b>　点右键查看源文件<br>n";
echo "<table width="700" border="0" cellspacing="0" cellpadding="0" align="center" bgcolor="">
<form action='$a' method='$m'>
<tr>
<td width=""></td>
<td width=""></td>
</tr>";

echo "$table";

echo "<tr>
<td></td>
<td><input type=submit value='添加' class=""><input type=reset value='重置' class=""></td>
</tr>
</form>
</table>";

echo "</pre>";                    

}
}
}
?>