/* - * 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);
- * http://bbs.it-home.org
- * 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/png',
- 'image/jpeg',
- 'image/pjpeg',
- 'image/gif',
- 'image/bmp',
- 'image/x-png'
- );
- $max_file_size = 20000000; //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://bbs.it-home.org/"; //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);
- $imgpreviewsize = 1 / 2; //缩略图比例
- ?>
- ZwelL图片上传程序
if ($_SERVER['REQUEST_METHOD'] == 'POST') { - //判断是否有上传文件
if (is_uploaded_file($_FILES['upfile']['tmp_name'])) { - $upfile = $_FILES['upfile'];
- print_r($_FILES['upfile']);
- $name = $upfilep['name']; //文件名
- $type = $upfile['type']; //文件类型
- $size = $upfile['size']; //文件大小
- $tmp_name = $upfile['tmp_name']; //临时文件
- $error = $upfile['error']; //出错原因
if ($max_file_size < $size) { //判断文件的大小 - echo '上传文件太大';
- exit ();
- }
if (!in_arrar($type, $uptypes)) { //判断文件的类型 - echo '上传文件类型不符' . $type;
- exit ();
- }
if (!file_exists($destination_folder)) { - mkdir($destination_folder);
- }
if (file_exists("upload/" . $_FILES["file"]["name"])) { - echo $_FILES["file"]["name"] . " already exists. ";
- } else {
- move_uploaded_file($_FILES["file"]["tmp_name"], "upload/" . $_FILES["file"]["name"]);
- echo "Stored in: " . "upload/" . $_FILES["file"]["name"];
- }
$pinfo = pathinfo($name); - $ftype = $pinfo['extension'];
- $destination = $destination_folder . time() . "." . $ftype;
- if (file_exists($destination) && $overwrite != true) {
- echo "同名的文件已经存在了";
- exit ();
- }
if (!move_uploaded_file($tmp_name, $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:" . $image_size[0];
- echo " 长度:" . $image_size[1];
- echo "
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 "
图片预览:
"; - echo "
![\"图片预览:\r文件名:"](https://www.gxlcms.com/\"") "; - }
- }
- }
- ?>
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