為何我用這做好PHP_upload.mxp檔案上傳的功能,卻不能檔案上傳呢?
<?php
// ---------------------------------------------
// Pure PHP Upload version 1.1
// -------------------------------------------
if (phpversion() > "4.0.6") {
$HTTP_POST_FILES = &$_FILES;
}
define("MAX_SIZE",300000);
define("DESTINATION_FOLDER", "./images");
define("no_error", "upload_success.php");
define("yes_error", "upload_error.php");
$_accepted_extensions_ = "jpg";
if(strlen($_accepted_extensions_) > 0){
$_accepted_extensions_ = @explode(",",$_accepted_extensions_);
} else {
$_accepted_extensions_ = array();
}
$_file_ = $HTTP_POST_FILES['file'];
if(is_uploaded_file($_file_['tmp_name']) && $HTTP_POST_FILES['file']['error'] == 0){
$errStr = "";
$_name_ = $_file_['name'];
$_type_ = $_file_['type'];
$_tmp_name_ = $_file_['tmp_name'];
$_size_ = $_file_['size'];
if($_size_ > MAX_SIZE && MAX_SIZE > 0){
$errStr = "File troppo pesante";
}
$_ext_ = explode(".", $_name_);
$_ext_ = strtolower($_ext_[count($_ext_)-1]);
if(!in_array($_ext_, $_accepted_extensions_) && count($_accepted_extensions_) > 0){
$errStr = "Estensione non valida";
}
if(!is_dir(DESTINATION_FOLDER) && is_writeable(DESTINATION_FOLDER)){
$errStr = "Cartella di destinazione non valida";
}
if(empty($errStr)){
if(@copy($_tmp_name_,DESTINATION_FOLDER . "/" . $_name_)){
header("Location: " . no_error);
} else {
header("Location: " . yes_error);
}
} else {
header("Location: " . yes_error);
}
}
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=big5">
<title>無標題文件</title>
</head>
<body>
<form name="form1" enctype="multipart/form-data" method="post" action="">
<p>
<input type="file" name="file">
</p>
<p>
<input type="submit" name="Submit" value="送出">
</p>
</form>
</body>
</html>
