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PHP class to add watermark, date, thumbnail to multi-file upload

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PHP class to add watermark, date, thumbnail to multi-file upload

<?php
class upload {
var $dir;            //附件存放物理目錄
var $time;           //自定義文件上傳時(shí)間
var $allow_types;    //允許上傳附件類型
var $field;          //上傳控件名稱
var $maxsize;        //最大允許文件大小，單位為KB
var $thumb_width;    //縮略圖寬度
var $thumb_height;   //縮略圖高度
var $watermark_file; //水印圖片地址
var $watermark_pos;  //水印位置
var $watermark_trans;//水印透明度
//構(gòu)造函數(shù)
//$types : 允許上傳的文件類型 , $maxsize : 允許大小 ,  $field : 上傳控件名稱 , $time : 自定義上傳時(shí)間
function upload($types = 'jpg|png', $maxsize = 1024, $field = 'attach', $time = '') {
$this->allow_types = explode('|',$types);
$this->maxsize = $maxsize * 1024;
$this->field = $field;
$this->time = $time ? $time : time();
}
//設(shè)置并創(chuàng)建文件具體存放的目錄
//$basedir  : 基目錄，必須為物理路徑
//$filedir  : 自定義子目錄，可用參數(shù){y}、{m}、377j5v51b
function set_dir($basedir,$filedir = '') {
$dir = $basedir;
!is_dir($dir) && @mkdir($dir,0777);
if (!empty($filedir)) {
$filedir = str_replace(array('{y}','{m}','377j5v51b'),array(date('Y',$this->time),date('m',$this->time),date('d',$this->time)),strtolower($filedir));//用string_replace把{y} {m} 377j5v51b幾個(gè)標(biāo)簽進(jìn)行替換
$dirs = explode('/',$filedir);
foreach ($dirs as $d) {
!empty($d) && $dir .= $d.'/';
!is_dir($dir) && @mkdir($dir,0777);
}
}
$th

PHP multi-file upload class that supports watermarks, dates, and thumbnails. Set and create the directory where the files are stored. Picture thumbnail settings. If thumbnails are not generated, no settings are needed. Picture watermark settings. If no watermarks are generated, add watermarks. There is no need to set it, file upload is performed, and after processing, an array of file information containing successful or failed upload is returned.

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