<?php require '/inc/odbc.php';?>
|
<?php
|
/******************************************************************************
|
|
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(
|
'image/jpg',
|
'image/jpeg',
|
'image/png',
|
'image/pjpeg',
|
'image/gif',
|
'image/bmp',
|
'image/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="966120"; //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);
|
$imgpreviewsize=1/2; //缩略图比例
|
|
if ($_SERVER['REQUEST_METHOD'] == 'POST')
|
{
|
if (!is_uploaded_file($_FILES["file"]["tmp_name"]))
|
//是否存在文件
|
{
|
echo "图片不存在!";
|
exit;
|
}
|
|
$file = $_FILES["file"];
|
if($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"];
|
$image_size = getimagesize($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);
|
|
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("不支持的文件类型");
|
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($watertype)
|
{
|
case 1: //加水印字符串
|
imagestring($nimage,2,3,$image_size[1]-15,$waterstring,$black);
|
break;
|
case 2: //加水印图片
|
$simage1 =imagecreatefromgif("xplore.gif");
|
imagecopy($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, $destination);
|
break;
|
}
|
|
//覆盖原上传文件
|
imagedestroy($nimage);
|
imagedestroy($simage);
|
}
|
|
if($imgpreview==1)
|
{
|
echo "OK|/".$destination;
|
}
|
}
|
?>
|
