php教程文件上傳程序
文章提供一款完整理的php文件上傳程序實例代碼，他可以上傳圖片並且把圖片保存到1:按天存入目錄 2:按月存入目錄 ,還可以設置上傳圖片生成水印，
*/
?>
<!doctype html public "-//w3c//dtd xhtml 1.0 transitional//en" "http://www.w3.org/tr/xhtml1/dtd/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="content-type" content="text/html; charset=gb2312" />
<title>上傳文件程序</title>
<style type="text/css教程">
*{
font-size:12px;
margin:0; padding:0;
}
a:link,a:visited{
text-decoration:none;
color: #393
}
a:hover{
text-decoration:underline;
color:#0033cc
}
input.text{
border:1px solid #ccc;height:22px;line-height:22px;padding-left:5px;background:#fff;width:274px;
}
input.button{
background:#fff url(images/button.png);border:1px solid #9ea9c5;padding:2px 2px 0px 2px;margin-left:4px; margin-right:4px;
}
</style>
<script language=網頁特效>
function check()
{
var strfilename=document.myform.upfile.value;
if (strfilename=="")
{
alert("請選擇要上傳的文件");
document.myform.upfile.focus();
return false;
}
}
</script>
</head><body>
<?php
/***********************
程序：上傳文件
功能：上傳文件、縮略圖、加水印
****************************/
include("common/upfiles.class.php");
$path="../upload/coolsite"; //文件上傳路徑
$mix="smallimg"; //縮略圖路徑(在upload下建立)
$mark="markimg"; //加水引的圖片存放路徑(在upload下建立)
$text = array("www.bKjia.c0m"); //水印內容
$oupload= new upfiles($path,$mix,$mark); //實例化類文件if(isset($_post['up'])){
if($_post['urlid']=='1'){ //上傳圖片 參數urlid 1:上傳圖片 2:上傳其他文件..
$oupload->tofile = true; //開啟則只保存縮略圖或者水印圖,刪除原圖
$photo = $oupload->upload("upfile"); //上傳的文件域
$photourl = $oupload->fileurl."/".$photo;
$newsmallimg = $oupload->smallimg($photo); //縮略圖功能
//$newmarkimg = $oupload->watermark($photo,$text); //水印功能//echo $newsmallimg; //輸出縮略圖路徑
//echo $newmark; //輸出水印圖路徑
//echo "<img src='".$newsmallimg."' border='0'>"; //輸出縮略圖
//echo "<img src='".$newmark."' border='0'>"; //輸出水印圖
}else{
$upfilename = $oupload->upload("upfile"); //上傳的文件域
}
$strjs = "<script language=javascript>n";
$strjs .= "parent.document.myform.upfile1.value='".$newsmallimg."'n";
$strjs .= "parent.document.myform.upfile2.value='".$photourl."'n";
$strjs .= "</script>n";
echo $strjs; //把上次文件路徑附在upfile1、upfile2中去
}else{
?>
<form action="upfile.php" method="post" enctype="multipart/form-data" name="myform" onsubmit="return check()">
<input type="file" name="upfile" value="" class="text"><input type="submit" name="up" value="上傳" class="button">
<input type="hidden" name="urlid" value="<?php echo $_get['urlid']?>">
</form>
<?php }?>
</body>
</html><?
//upfiles.class.php/*=========================
上傳類 upfiles.class.php
===========================*/
class upfiles {
/*=========================
//基本參數設置
===========================*/
protected $annexfolder = "upload"; //附件存放點，默認為：upload
protected $dirtype = 2; //1:按天存入目錄 2:按月存入目錄
protected $smallfolder = "smallimg"; //縮略圖存放路徑，注：必須是放在 $upload下的子目錄，默認為：smallimg
protected $markfolder = "markimg"; //水印圖片存放路徑，注：必須是放在 $upload下的子目錄，默認為：markimg
protected $upfiletype = "jpg gif png rar zip"; //上傳的類型，默認為：jpg gif png rar zip
protected $upfilemax = 102400; //上傳大小限制，單位是"kb"，默認為：1024kb
protected $fonttype = "common/equinoxstd.otf"; //水印字體庫
protected $maxwidth = 800; //圖片最大寬度
protected $maxheight = 600; //圖片最大高度
/*=========================
//初始化上傳類
===========================*/
public function __construct($annexfolder,$smallfolder,$includefolder) {
switch($this->dirtype)
{
case 1: $attach_subdir = 'day_'.date('ymd'); break;
case 2: $attach_subdir = 'month_'.date('ym'); break;
}
$attach_dir = $annexfolder.'/'.$attach_subdir;
$attach_dir_small = $attach_dir.'/'.$smallfolder;
$attach_dir_mark = $attach_dir.'/'.$includefolder;
$this->rootfolder = $annexfolder;
$this->annexfolder = $attach_dir;
$this->smallfolder = $attach_dir_small;
$this->markfolder = $attach_dir_mark;
//$this->fonttype = $includefolder."/nasaliza.ttf";
}
public function __get($fileurl){
$fileurl = $this->annexfolder;
return $fileurl;
}
/*=========================
//上傳文件
===========================*/
public function upload($inputname) {
//檢查文件夾是否存在
if(!file_exists($this->annexfolder)){
if(!file_exists($this->rootfolder)) @mkdir($this->rootfolder);
if(!file_exists($this->annexfolder)) @mkdir($this->annexfolder);
if(!file_exists($this->smallfolder)) @mkdir($this->smallfolder);
if(!file_exists($this->markfolder)) @mkdir($this->markfolder);
}
if(!file_exists($this->smallfolder)){
@mkdir($this->smallfolder);
}
if(!file_exists($this->markfolder)){
@mkdir($this->markfolder);
}
$this->uptype = $_files[$inputname]["type"];
$this->upname = $_files[$inputname]["name"];
$this->uptmp_name = $_files[$inputname]["tmp_name"];
$this->ups教程ize = $_files[$inputname]["size"];
$this->uperror = $_files[$inputname]["error"];if($this->uptype){
switch ($this->uptype)///檢查上傳的類型
{
case "image/pjpeg":
$fileextname = "jpg";
break;
case "image/jpeg":
$fileextname = "jpg";
break;
case "image/gif":
$fileextname = "gif";
break;
case "image/x-png":
$fileextname = "png";
break;
case "application/x-shockwave-flash":
$fileextname = "swf";
break;
case "text/plain":
$fileextname = "txt";
break;
case "application/msword":
$fileextname = "doc";
break;
case "application/vnd.ms-excel":
$fileextname = "xls";
break;
case "application/x-zip-compressed":
$fileextname = "zip";
break;
case "audio/mpeg":
$fileextname = "mp3";
break;
case "audio/x-ms-wma":
$fileextname = "wma";
break;
case "application/pdf":
$fileextname = "pdf";
break;
default: //如果不滿足上述類型,那麼上傳文件被判斷為格式不正確!!
//$fileextname =strtolower(substr(strrchr(trim($this->upname), "."),1,4));
//$fileinfo=pathinfo($this->upname);
//$fileextname=$fileinfo['extension'];
$fileextname = "err";
}
}
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