<?php
/**************************************************************
參數說明:
$max_file_size : 上傳檔案大小限制, 單位BYTE
$destination_folder : 上傳檔案路徑
$watermark : 是否附加浮水印(1為加浮水印,其他為不加浮水印);
使用說明:
1. 將PHP.INI檔案裡面的"extension=php_gd2.dll"一行前面的;號去掉,因為我們要用到GD庫;
2. 將extension_dir =改為你的php_gd2.dll所在目錄;
**************************************************************/
//上傳檔案類型列表
$uptypes=array(
'image/jpg',
'image/jpeg',
'image/png',
'image/pjpeg',
'image/gif',
'image/bmp',
'image/x-png'
);
$max_file_size=2000000; //上傳檔案大小限制, 單位BYTE
$destination_folder="uploadimg/"; //上傳檔案路徑
$watermark=1; //是否附加浮水印(1為加浮水印,其他為不加浮水印);
$watertype=1; //浮水印類型(1為文字,2為圖片)
$waterposition=1; //浮水印位置(1為左下角,2為右下角,3為左上方,4為右上方,5為置中);
$waterstring="http://www.mop8.com/"; //浮水印字串
$waterimg="xplore.gif"; //浮水印圖片
$imgpreview=1; //是否產生預覽圖(1為產生,其他為不產生);
$imgpreviewsize=1/1; //縮圖比例
?>
<html>
<head>
<title>圖片打浮水印程式示範!WWW.MOP8.COM</title>
<style type="text/css">
<!--
body
{
font-size: 9pt;
}
input
{
background-color: #66CCFF;
border: 1px inset #CCCCCC;
}
-->
</style>
</head>
<body>
<center>
<form enctype="multipart/form-data" method="post" name="upform">
上傳檔案:
<input name="upfile" type="file">
<input type="submit" value="上傳"><P>
允許上傳的檔案類型為:<?=implode(', ',$uptypes)?>
</form>
<FONT COLOR="#FF0000">本示範空間由TuWoo提供,本程式採用文字浮水印的方式.</FONT></CENTER>
<?php
if ($_SERVER['REQUEST_METHOD'] == 'POST')
{
if (!is_uploaded_file($_FILES["upfile"][tmp_name]))
//是否存在檔案
{
echo "圖片不存在!";
exit;
}
$file = $_FILES["upfile"];
if($max_file_size < $file["size"])
//檢查檔案大小
{
echo "檔案太大!";
exit;
}
if(!in_array($file["type"], $uptypes))
//檢查檔案類型
{
echo "檔案類型不符!".$file["type"];
exit;
}
if(!file_exists($destination_folder))
{
mkdir($destination_folder);
}
$filename=$file["tmp_name"];
$image_size = getimagesize($filename);
$pinfo=pathinfo($file["name"]);
$ftype=$pinfo['extension'];
$destination = $destination_folder.time().".".$ftype;
if (file_exists($destination) && $overwrite != true)
{
echo "同名檔案已經存在了";
exit;
}
if(!move_uploaded_file ($filename, $destination))
{
echo "移動檔案出錯";
exit;
}
$pinfo=pathinfo($destination);
$fname=$pinfo[basename];
echo " <font color=red>已經成功上傳</font><br>檔案名稱: <font color=blue>".$destination_folder.$fname."</font><br>";
echo " 寬度:".$image_size[0];
echo " 長度:".$image_size[1];
echo "<br> 大小:".$file["size"]." bytes";
if($watermark==1)
{
$iinfo=getimagesize($destination,$iinfo);
$nimage=imagecreatetruecolor($image_size[0],$image_size[1]);
$white=imagecolorallocate($nimage,255,255,255);
$black=imagecolorallocate($nimage,0,0,0);
$red=imagecolorallocate($nimage,255,0,0);
imagefill($nimage,0,0,$white);
switch ($iinfo[2])
{
case 1:
$simage =imagecreatefromgif($destination);
break;
case 2:
$simage =imagecreatefromjpeg($destination);
break;
case 3:
$simage =imagecreatefrompng($destination);
break;
case 6:
$simage =imagecreatefromwbmp($destination);
break;
default:
die("不支援的檔案類型");
exit;
}
imagecopy($nimage,$simage,0,0,0,0,$image_size[0],$image_size[1]);
imagefilledrectangle($nimage,1,$image_size[1]-15,80,$image_size[1],$white);
switch($watertype)
{
case 1: //加浮水印字串
imagestring($nimage,2,3,$image_size[1]-15,$waterstring,$black);
break;
case 2: //加浮水印圖片
$simage1 =imagecreatefromgif("xplore.gif");
imagecopy($nimage,$simage1,0,0,0,0,85,15);
imagedestroy($simage1);
break;
}
switch ($iinfo[2])
{
case 1:
//imagegif($nimage, $destination);
imagejpeg($nimage, $destination);
break;
case 2:
imagejpeg($nimage, $destination);
break;
case 3:
imagepng($nimage, $destination);
break;
case 6:
imagewbmp($nimage, $destination);
//imagejpeg($nimage, $destination);
break;
}
//覆蓋原上傳檔案
imagedestroy($nimage);
imagedestroy($simage);
}
if($imgpreview==1)
{
echo "<br>圖片預覽:<br>";
echo "<img src="".$destination."" width=".($image_size[0]*$imgpreviewsize)." height=".($image_size[1]*$imgpreviewsize);
echo " alt="圖片預覽:r檔案名稱:".$destination."r上傳時間:">";
}
}
?>
</body>
</html>
