<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>php教程 文件圖片上傳類程序</title>
</head><body>
<form enctype="multipart/form-data" action="upx.php" method="post">
<input name="swfile" type="file">
<input type="submit" value="上傳">
</form>
</body>
</html>
upx.php文件
<?php
//上傳操作
require_once './libs/uploadx.php';
$upx = new uploadx();
$upx->uploadx_form = 'swfile';
$upx->uploadx_save = "upload";
$upx->uploadx_size = "1024";
$upx->uploadx_name = time();
$upx->file();
print_r($upx->file);?>
uploadx.php類文件
<?php
/*使用方法:
html表單頁
-------------------------------------------------------------------------
<form enctype="multipart/form-data" action="upload.php" method="post">
<input name="swfile" type="file">
<input type="submit" value="上傳">
</form>
-------------------------------------------------------------------------
upload.php處理頁
-------------------------------------------------------------------------
<?php
require_once './uploadx.php';
$upx = new uploadx();
$upx->uploadx_form = 'swfile'; //表單控件名稱(表單上傳控件的名稱<input name="swfile" type="file" />)
$upx->uploadx_save = "temp"; //保存文件目錄(上傳文件保存目錄可以是相對路徑也可以是絕對路徑)
$upx->uploadx_type = 'jpg|gif|png|swf'; //允許上傳類型(根據後綴限制上傳類型,每個後綴用"|"隔開)
$upx->uploadx_size = "1024"; //允許上傳大小(單位是kb。例:1024=1024kb)
$upx->uploadx_name = time(); //上傳後文件名(可自定義。例:date("y-m-d",time()))if($upx->file()){
echo "上傳成功<br />";
echo "名稱->".$upx->file['name']."<br />";
echo "路徑->".$upx->file['path']."<br />";
echo "大小->".$upx->file['size']."<br />";
echo "類型->".$upx->file['type']."<br />";
echo "時間->".$upx->file['time']."<br />";
echo "結果->".$upx->file['info']."<br />";
}else{
echo $upx->file['info'];
}
-------------------------------------------------------------------------
*/
class uploadx {
public $uploadx_form; //表單控件名稱
public $uploadx_save; //保存文件目錄
public $uploadx_type; //允許上傳類型
public $uploadx_size; //允許上傳大小
public $uploadx_name; //上傳後文件名
function __construct(){//初始化函數
$this->uploadx_form = 'attach';
$this->uploadx_save = 'temp';
$this->uploadx_type = 'jpg|gif|png|swf|flv|rar|7z|zip|doc|docx|ppt|pptx|xls|xlsx|txt|pdf|wav|mp3|wma|rm|rmvb|wmv';
$this->uploadx_size = '1024';
$this->uploadx_info = false;
}
function mkdirs($path , $mode = 0777){
$rootdir = '';
if(substr($path,0,1)=='/') $rootdir = $_server['document_root'];
$path = $rootdir . $path;
if(!is_dir($path)){
$this->mkdirs(dirname($path),$mode);
mkdir($path,$mode);
}
return true;
}
function file(){
if(!isset($_files[$this->uploadx_form])){
$this->file = array('file'=>false,'info' => '上傳錯誤!請檢查表單上傳控件名稱['.$this->uploadx_form.']是否正確!');
return false;
}
switch($_files[$this->uploadx_form]['error']){
case 1:
$this->file = array('file'=>false,'info' => '指定上傳的文件大小超出服務器限制!');
return false;
break;
case 2:
$this->file = array('file'=>false,'info' => '指定上傳的文件大小超出表單限制!');
return false;
break;
case 3:
$this->file = array('file'=>false,'info' => '只有部份文件被上傳,文件不完整!');
return false;
break;
case 4:
$this->file = array('file'=>false,'info' => '您沒有選擇上傳任何文件!');
return false;
}
$postfix = pathinfo($_files[$this->uploadx_form]['name'], pathinfo_extension);
if(stripos($this->uploadx_type,$postfix)===false){
$this->file = array('file'=>false,'info' => '指定上傳的文件類型超出限制,允許上傳文件類型：'.$this->uploadx_type);
return false;
}
if(round($_files[$this->uploadx_form]['size']/1024)>$this->uploadx_size){
$this->file = array('file'=>false,'info' => '指定上傳的文件超出大小限制,文件上傳限制范圍：'.$this->uploadx_size.'kb');
return false;
}
if($this->mkdirs($this->uploadx_save)){
$this->uploadx_name = isset($this->uploadx_name) ? $this->uploadx_name.'.'.$postfix : $_files[$this->uploadx_form]['name'];
if(!@move_uploaded_file($_files[$this->uploadx_form]['tmp_name'],$this->uploadx_save.'/'.$this->uploadx_name)){
$this->file = array('file'=>false,'info' => '上傳文件保存過程中出現錯誤,請檢查路徑或目錄權限.');
return false;
}
}else{
$this->file = array('file'=>false,'info' => '服務器目錄不存在,自動創建目錄失敗,請檢查是否有權限!');
return false;
}
@chmod($this->uploadx_save.'/'.$this->uploadx_name,0777);
$this->file = array(
'file' => true,
'name' => $this->uploadx_name,
'path' => $this->uploadx_save.'/'.$this->uploadx_name,
'size' => $_files[$this->uploadx_form]['size'],
'type' => $postfix,
'time' => time(),
'info' => '上傳成功!'
);
return true;
}
}
