【www.bbyears.com--Action】
$action = $_GET["action"];
require_once("auc.main.class.inc.php");
$auc = new auc();
if ($action == "uploadfile") {
$auc = new auc();
$result = $auc->upload("file");
if (is_array($result)) {
echo "Something Went Wrong";
echo "
";";
var_dump($result);
echo "
} else {
echo "All OK";
}
} else {
?>
类文件
class auc {
public $errors = array(); //array used to store any errors that occur.
public $upload_dir = ""; //the upload_dir being used by the script
public $make_safe = false; //default don"t modify the file name to safe version
public $max_file_size = 1048576; //Max File Size in Bytes, 1MB
public $overwrite = false; //default don"t overwrite files that already exsist
public $check_file_type = false; //don"t check for file type by default but can check for allowed and denied files.
public $allowed_mime_types = array("image/jpeg", "image/png", "image/gif", "image/tiff"); //array of allowed mime types used when check_file_type is set to allowed
public $denied_mime_types = array("application/x-php", "text/html"); //array of denied mime types used when check_file_type is set to denied
/**
* Check if the upload dir is valid, if it is not valid attempt to make the dir, if dir is succesfully created chmod it to 0777.
* If any elments fail return false else set upload_dir and return true.
* @param string $dir
* @param boolean $mkdir
* @return true or false
*/
public function upload_dir($dir, $mkdir = false) {
$errors =& $this->errors;
$status = true;
if (!is_dir($dir)) {
if ($mkdir) {
if (!mkdir($dir)) {
$status = false;
} else {
if (!chmod($dir, 0777)) $status = false;
}
} else {
$status = false;
}
}
if ($status) {
$this->upload_dir = $dir;
return true;
} else {
$errors["general"][] = "Upload Dir is Not Valid and/or a dir could not be created/chmod.";
return false;
}
}
/**
* check that the upload dir is valid and that it is writeable
*
* @param string $dir
* @return true or false
*/
public function check_dir($dir) {
if (!is_dir($dir) || !is_writable($dir)) return false;
return true;
}
/**
* make the uploaded file name safe
*
* @param string $file_name
* @return safe file name
*/
public function make_safe($file_name) {
return str_replace(" ", "_", $file_name);
}
/**
* Check the Attemted Uploads for errors etc if everything goes good move the file, to the upload_dir.
*
* @param array $object
* @return unknown
*/
public function upload($object) {
$errors =& $this->errors;
if (empty($errors["general"])) {
if (empty($this->upload_dir)) $this->upload_dir = dirname(__FILE__)."/"; //if no default upload_dir has been specified used the current dir.
if ($this->check_dir($this->upload_dir)) {
$files = $_FILES[$object];
$count = count($files["name"]) - 1;
echo "
";";
var_dump($files);
echo "
for ($current = 0; $current <= $count; $current++) {
$error = "";
try {
//check for $_FILES Errors
switch ($files["error"][$current]) {
case 0 : break;
case 1 : $error = $files["name"][$current]." exceeds the upload_max_filesize directive in php.ini"; break;
case 2 : $error = $files["name"][$current]." exceeds the MAX_FILE_SIZE directive that was specified in the HTML form"; break;
case 3 : $error = $files["name"][$current]." was only partially uploaded"; break;
case 4 : $error = "No file was uploaded"; break;
case 6 : $error = "Missing a temporary folder"; break;
case 7 : $error = "Failed to write ".$files["name"][$current]." to disk"; break;
case 8 : $error = $files["name"][$current]." stopped by extension"; break;
default : $error = "Unidentified Error, caused by ".$files["name"][$current]; break;
}
if ($error)
throw new TrigerErrorException($error, $files["name"][$current]);
//check that the file is not empty
if ($files["size"][$current] <= 0)
throw new TrigerErrorException($files["name"][$current]." is empty", $files["name"][$current]);
//check that the file does not exceed the defined max_file_size
if ($this->max_file_size) {
if ($files["size"][$current] >= $this->max_file_size)
throw new TrigerErrorException($files["name"][$current]." exceeds defined max_file_size", $files["name"][$current]);
}
if ($this->check_file_type == "allowed" && !in_array($files["type"][$current], $this->allowed_mime_types)) {
throw new TrigerErrorException($files["name"][$current]." is not an allowed type", $files["name"][$current]);
} elseif ($this->check_file_type == "denied" && in_array($files["type"][$current], $this->denied_mime_types)) {
throw new TrigerErrorException($files["name"][$current]." is a denied type", $files["name"][$current]);
}
//if make_safe is true call make safe function
if ($this->make_safe)
$files["name"][$current] = $this->make_safe($files["name"][$current]);
//if overwrite is false and the file exists error
if (!$this->overwrite && file_exists($this->upload_dir.$files["name"][$current]))
throw new TrigerErrorException($files["name"][$current]." already exsists", $files["name"][$current]);
//move the uploaded file, error if anything goes wrong.
if (!move_uploaded_file($files["tmp_name"][$current], $this->upload_dir.$files["name"][$current]))
throw new TrigerErrorException($files["name"][$current]." could not be moved", $files["name"][$current]);
} catch (TrigerErrorException $e) {
$errors[$files["name"][$current]][] = $e->Message();
}
}
if (empty($errors)) {
//return true if there where no errors
return true;
} else {
//return the errors array if there where any errros
return $errors;
}
} else {
//return false as dir is not valid
$errors["general"][] = "The Specified Dir is Not Valid or is Not Writeable";
return false;
}
}
}
}
/**
* Handle the Exceptions trigered by errors within upload code.
*
*/
class TrigerErrorException extends Exception {
protected $file = "";
public function __construct($message, $file = "", $code = 0) {
$this->file = $file;
parent::__construct($message, $code);
}
public function Message() {
return "{$this->message}";
}
}
?>