/******************************************************************************
参数说明:
$max_file_size : 上传文件大小限制, 单位BYTE
$destination_folder : 上传文件路径
$watermark : 是否附加水印(1为加水印,其他为不加水印);
使用说明:
1. 将PHP.INI文件里面的"extension=php_gd2.dll"一行前面的;号去掉,因为我们要用到GD库;
2. 将extension_dir =改为你的php_gd2.dll所在目录;
******************************************************************************/
//上传文件类型列表
$uptypes=array(
'p_w_picpath/jpg',
'p_w_picpath/jpeg',
'p_w_picpath/png',
'p_w_picpath/pjpeg',
'p_w_picpath/gif',
'p_w_picpath/bmp',
'p_w_picpath/x-png'
);
$max_file_size=2000000; //上传文件大小限制, 单位BYTE
$destination_folder="uploadimg/"; //上传文件路径
$watermark=1; //是否附加水印(1为加水印,其他为不加水印);
$watertype=1; //水印类型(1为文字,2为图片)
$waterposition=1; //水印位置(1为左下角,2为右下角,3为左上角,4为右上角,5为居中);
$waterstring="http://www.xplore.cn/"; //水印字符串
$waterimg="xplore.gif"; //水印图片
$imgpreview=1; //是否生成预览图(1为生成,其他为不生成);
$imgpreviewsize=1/2; //缩略图比例
?>
ZwelL图片上传程序上传文件:
允许上传的文件类型为:=implode(', ',$uptypes)?>
if ($_SERVER['REQUEST_METHOD'] == 'POST')
{
if (!is_uploaded_file($_FILES["upfile"][tmp_name]))
//是否存在文件
{
echo "图片不存在!";
exit;
}
$file = $_FILES["upfile"];
if($max_file_size < $file["size"])
//检查文件大小
{
echo "文件太大!";
exit;
}
if(!in_array($file["type"], $uptypes))
//检查文件类型
{
echo "文件类型不符!".$file["type"];
exit;
}
if(!file_exists($destination_folder))
{
mkdir($destination_folder);
}
$filename=$file["tmp_name"];
$p_w_picpath_size = getp_w_picpathsize($filename);
$pinfo=pathinfo($file["name"]);
$ftype=$pinfo['extension'];
$destination = $destination_folder.time().".".$ftype;
if (file_exists($destination) && $overwrite != true)
{
echo "同名文件已经存在了";
exit;
}
if(!move_uploaded_file ($filename, $destination))
{
echo "移动文件出错";
exit;
}
$pinfo=pathinfo($destination);
$fname=$pinfo[basename];
echo " 已经成功上传
文件名: ".$destination_folder.$fname."
";
echo " 宽度:".$p_w_picpath_size[0];
echo " 长度:".$p_w_picpath_size[1];
echo "
大小:".$file["size"]." bytes";
if($watermark==1)
{
$iinfo=getp_w_picpathsize($destination,$iinfo);
$np_w_picpath=p_w_picpathcreatetruecolor($p_w_picpath_size[0],$p_w_picpath_size[1]);
$white=p_w_picpathcolorallocate($np_w_picpath,255,255,255);
$black=p_w_picpathcolorallocate($np_w_picpath,0,0,0);
$red=p_w_picpathcolorallocate($np_w_picpath,255,0,0);
p_w_picpathfill($np_w_picpath,0,0,$white);
switch ($iinfo[2])
{
case 1:
$sp_w_picpath =p_w_picpathcreatefromgif($destination);
break;
case 2:
$sp_w_picpath =p_w_picpathcreatefromjpeg($destination);
break;
case 3:
$sp_w_picpath =p_w_picpathcreatefrompng($destination);
break;
case 6:
$sp_w_picpath =p_w_picpathcreatefromwbmp($destination);
break;
default:
die("不支持的文件类型");
exit;
}
p_w_picpathcopy($np_w_picpath,$sp_w_picpath,0,0,0,0,$p_w_picpath_size[0],$p_w_picpath_size[1]);
p_w_picpathfilledrectangle($np_w_picpath,1,$p_w_picpath_size[1]-15,80,$p_w_picpath_size[1],$white);
switch($watertype)
{
case 1: //加水印字符串
p_w_picpathstring($np_w_picpath,2,3,$p_w_picpath_size[1]-15,$waterstring,$black);
break;
case 2: //加水印图片
$sp_w_picpath1 =p_w_picpathcreatefromgif("xplore.gif");
p_w_picpathcopy($np_w_picpath,$sp_w_picpath1,0,0,0,0,85,15);
p_w_picpathdestroy($sp_w_picpath1);
break;
}
switch ($iinfo[2])
{
case 1:
//p_w_picpathgif($np_w_picpath, $destination);
p_w_picpathjpeg($np_w_picpath, $destination);
break;
case 2:
p_w_picpathjpeg($np_w_picpath, $destination);
break;
case 3:
p_w_picpathpng($np_w_picpath, $destination);
break;
case 6:
p_w_picpathwbmp($np_w_picpath, $destination);
//p_w_picpathjpeg($np_w_picpath, $destination);
break;
}
//覆盖原上传文件
p_w_picpathdestroy($np_w_picpath);
p_w_picpathdestroy($sp_w_picpath);
}
if($imgpreview==1)
{
echo "
图片预览:
";
echo "";
}
}
?>
从PHP100上搜刮来的，功能很强大。几乎考虑到了每个细节，与大家分享！~~~
