php上传图片
<?php
$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 = "image/"; //上传文件路径
$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') //判断是否提交且是要以POST方式提交
{
echo "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\">";
if (!is_uploaded_file($_FILES["upfile"][tmp_name]))
//是否存在文件
{
echo "<script> alert('图片不存在!');</script>";
echo "<script> window.location='SplashAdd.php';</script>";
exit;
}
$file = $_FILES["upfile"];
if ($max_file_size < $file["size"])
//检查文件大小
{
echo "<script> alert('文件太大!');</script>";
echo "<script> window.location='SplashAdd.php';</script>";
exit;
}
if (!in_array($file["type"], $uptypes))
//检查文件类型
{
$message = "文件类型不符!".$file["type"];
echo "<script> alert('$message');</script>";
echo "<script> window.location='SplashAdd.php';</script>";
exit;
}
if (!file_exists($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) && $overwrite != true) {
echo "<script> alert('同名文件已经存在了');</script>";
echo "<script> window.location='SplashAdd.php';</script>";
exit;
}
if (!move_uploaded_file($filename, $destination)) {
echo "<script> alert('移动文件出错');</script>";
echo "<script> window.location='SplashAdd.php';</script>";
exit;
}
$pinfo = pathinfo($destination);
$fname = $pinfo[basename];
}
?>?
