www.gusucode.com > MetInfo PHP企业网站系统 v5.3.6源码程序 > MetInfo_v5.3.6/admin/include/upfile.class.php
<?php
class upfile {
var $filename;
// name
var $savename;
// Path
var $savepath = '../../upload';
//Watermark Save Path
var $waterpath = '../../upload/watermark';
// File format defined for the space-time format does not limit
var $format = "";
// Overwrite mode
var $overwrite = 1;
/* $overwrite = 0 not Overwrite
* $overwrite = 1 Overwrite
*/
//Maximum file size bytes
var $maxsize = 210000000;
//File extension
var $ext;
//error
var $errnotype = 0;
var $error= 0;
var $errorcode;
//separator
var $separator;
/* function
* $path save path
* $format file fromat
* $maxsize file max size
* $over Overwrite parameter
*/
function upfile($format = '',$path = '',$maxsize = 0, $over = 0 ,$errno = 0,$separator =',') {
global $lang_upfileFail,$lang_upfileFail1,$lang_upfileFail2,$depth;
if(stristr($_SERVER['PHP_SELF'],'include/thumb.php') !== false){
$this->savepath = '../upload';
}
$this->errnotype=$errno;
$this->savepath=$depth.$this->savepath;
if (empty($path)) {
$path = $this->savepath.'/'.date('Ym').'/';
$water = $this->savepath.'/'.date('Ym').'/watermark/';
$thumb = $this->savepath.'/'.date('Ym').'/thumb/';
$thumb_dis = $this->savepath.'/'.date('Ym').'/thumb_dis/';
if (!file_exists($water)){
if(!$this->make_dir($water)){ return $this->halt($lang_upfileFail);}
}
if (!file_exists($thumb)) {
if(!$this->make_dir($thumb)){ return $this->halt($lang_upfileFail1);}
}
if (!file_exists($thumb_dis)) {
if(!$this->make_dir($thumb_dis)){ return $this->halt($lang_upfileFail1);}
}
$this->waterpath = $water;
} else {
$this->savepath = substr($path, - 1) == "/" ? $path : $path."/";
}
if (!file_exists($path)) {
if (!$this->make_dir($path)) {
return $this->halt($lang_upfileFail2);
}
}
$this->savepath = $path;
$this->overwrite = $over; //Whether it covers the same name file
$this->maxsize = $maxsize?$maxsize:$this->maxsize; //Maximum file size bytes
$this->format = $format;
$this->separator = $separator;
}
/*
* Functions: to detect and organize your files
* $form file name
* $file fave file name
*/
function upload($form, $file = "") {
global $lang_upfileFail3,$met_img_rename;
if (is_array($form)) {
$filear = $form;
} else {
$filear = $_FILES[$form];
}
if (!is_writable($this->savepath)) {
return $this->halt($lang_upfileFail3);
}
$this->getext($filear["name"]); //Get extension
if($met_img_rename||$file){
$this->set_savename($file); //Save the settings file name
}else{
$name_verification = explode('.',$filear["name"]);
$verification_mun = count($name_verification);
if($verification_mun>2){
$verification_mun1 = $verification_mun-1;
$name_verification1 = $name_verification[0];
for($i=0;$i<$verification_mun1;$i++){
$name_verification1 .= '_'.$name_verification[$i];
}
$name_verification1 .= '.'.$name_verification[$verification_mun1];
$filear["name"] = $name_verification1;
}
$this->savename = str_replace(array(":", "*", "?", "|", "/" , "\\" , "\"" , "<" , ">" , "——" , " " ),'_',$filear["name"]);
}
if(stristr(PHP_OS,"WIN")){
$this->savename = @iconv("utf-8","GBK",$this->savename);
}
$paths=explode("../",$this->savepath);
$paths='../'.$paths[2];
if(!$file){
$i=1;
$savename_temp=str_replace('.'.$this->ext,'',$this->savename);
while(file_exists('../'.$paths.$this->savename)){
$this->savename=$savename_temp.'('.$i.')'.'.'.$this->ext;
$i++;
}
}
$this->copyfile($filear);
if(stristr(PHP_OS,"WIN")){
$this->savename = @iconv("GBK","utf-8",$this->savename);
}
return $paths.$this->savename;
}
/*
* Function: To detect and copy uploaded file
* $filear Upload an array of documents
*/
function copyfile($filear) {
global $lang_upfileFile,$lang_upfileMax,$lang_upfileByte,$lang_upfileTip1,$lang_upfileTip2,$lang_upfileTip3,
$lang_upfileOK,$lang_upfileOver,$lang_upfileOver1,$lang_upfileOver2,$lang_upfileOver3,$lang_upfileOver4,$lang_upfileOver5;
if ($filear["size"] > $this->maxsize) {
return $this->halt("$lang_upfileFile ".$filear["name"]." $lang_upfileMax [".$this->maxsize." $lang_upfileByte] $lang_upfileTip1");
}
if (!$this->overwrite && file_exists($this->savename)) {
return $this->halt($this->savename." $lang_upfileTip2");
}
if(!$this->format)$this->format.='|';
if ($this->format != "" && !in_array(strtolower($this->ext), explode($this->separator,
strtolower($this->format))) && $filear) {
return $this->halt($this->ext." $lang_upfileTip3");
}
if(strtolower($this->ext)=='php'||strtolower($this->ext)=='aspx'||strtolower($this->ext)=='asp'||strtolower($this->ext)=='jsp'||strtolower($this->ext)=='js'||strtolower($this->ext)=='asa'||strtolower($this->ext)=='cer'){
return $this->halt($this->ext." $lang_upfileTip3");
}
$upfileok=0;
$file_tmp=$filear["tmp_name"];
$file_name=$this->savepath.$this->savename;
if (function_exists("move_uploaded_file")){
if (move_uploaded_file($file_tmp, $file_name)){
$upfileok=1;
}
else if (copy($file_tmp, $file_name)){
$upfileok=1;
}
}
elseif (copy($file_tmp, $file_name)){
$upfileok=1;
}
if (!$upfileok) {
if(file_put_contents($this->savepath.'test.txt','metinfo')){
$lang_upfileOver4=$lang_upfileOver5;
}
unlink($this->savepath.'test.txt');
$errors = array(0 => $lang_upfileOver4, 1 =>$lang_upfileOver, 2 => $lang_upfileOver1, 3 => $lang_upfileOver2, 4 => $lang_upfileOver3, 6=> $lang_upfileOver5, 7=> $lang_upfileOver5);
$filear["error"]=$filear["error"]?$filear["error"]:0;
return $this->halt($errors[$filear["error"]]);
} else {
@unlink($filear["tmp_name"]); //Delete temporary files
}
}
/*
* Function: get the file extension
* $filename file name
*/
function getext($filename) {
if ($filename == "") {
return ;
}
$ext = explode(".", $filename);
return $this->ext = $ext[count($ext)-1];
}
/*
* Function: Set the file name
* $savename Save the name, if it is empty, then the system automatically generates a random file name
*/
function set_savename($savename = "") {
if ($savename == "")
{ // If you do not set the file name, then generate a random file name
srand((double)microtime() * 1000000);
$rnd = rand(100, 999);
$name = date('U') + $rnd;
$name = $name.".".$this->ext;
} else {
$name = $savename.".".$this->ext;
}
return $this->savename = $name;
}
/*
* Function: error
* $msg output
*/
function halt($msg) {
global $lang_upfileNotice;
if($this->errnotype==0){
//错误信息
return $lang_upfileNotice.$msg;
exit;
}
else{
$this->error=1;
$this->errorcode=$lang_upfileNotice.$msg;
return $lang_upfileNotice.$msg;
}
}
/**Thumbnail image width and height to determine treatment**/
function setWidthHeight($width, $height, $maxwidth, $maxheight) {
if ($width > $height) {
if ($width > $maxwidth) {
$difinwidth = $width / $maxwidth;
$height = intval($height / $difinwidth);
$width = $maxwidth;
if ($height > $maxheight) {
$difinheight = $height / $maxheight;
$width = intval($width / $difinheight);
$height = $maxheight;
}
} else {
if ($height > $maxheight) {
$difinheight = $height / $maxheight;
$width = intval($width / $difinheight);
$height = $maxheight;
}
}
} else {
if ($height > $maxheight) {
$difinheight = $height / $maxheight;
$width = intval($width / $difinheight);
$height = $maxheight;
if ($width > $maxwidth) {
$difinwidth = $width / $maxwidth;
$height = intval($height / $difinwidth);
$width = $maxwidth;
}
} else {
if ($width > $maxwidth) {
//Rescale it.
$difinwidth = $width / $maxwidth;
$height = intval($height / $difinwidth);
$width = $maxwidth;
}
}
}
$widthheightarr = array("$width", "$height");
return $widthheightarr;
}
/**
*
* @access public
* @param string $img Path
* @param int $thumb_width
* @param int $thumb_height
* @param strint $path
* @return mix
*/
function createthumb($img, $thumb_width = 0, $thumb_height = 0, $path = '', $bgcolor='')
{
global $met_img_x,$met_img_y,$met_productimg_x,$lang_upfileFail4,$lang_upfileFail5,$lang_upfileFail6,$met_thumb_kind,$lang_upfileFail7,$lang_upfileFail8,$lang_upfileFail9,$lang_upfileFail10,$lang_upfileFail11;
if(stristr(PHP_OS,"WIN")){
$img = @iconv("utf-8","GBK",$img);
}
$thumb_width=$thumb_width?$thumb_width:$met_img_x;
$thumb_height=$thumb_height?$thumb_height:$met_img_y;
$gd = $this->gd_version();
/* Check the original file exists and get the original file information */
$org_info = @getimagesize($img);//返回图片大小
//$this->halt($org_info[2]);
if ($org_info[mime]=='image/bmp')//bmp图无法压缩
{
return $this->halt($lang_upfileFail5);
}
if (!$this->check_img_function($org_info[2]))
{
return $this->halt($lang_upfileFail6);
}
$img_org = $this->img_resource($img, $org_info[2]);
/* The original image and the thumbnail size ratio */
$scale_org = $org_info[0] / $org_info[1];
$scale_tumnb = $thumb_width / $thumb_height;
/* Processing only the thumbnail width and height have a case for the 0, then as large as the background and thumbnail */
if ($thumb_width == 0)
{
$thumb_width = $thumb_height * $scale_org;
}
if ($thumb_height == 0)
{
$thumb_height = $thumb_width / $scale_org;
}
/* Identifier to create thumbnails */
if ($gd == 2)//创建一张缩略图（黑色）
{
$img_thumb = imagecreatetruecolor($thumb_width, $thumb_height);
}
else
{
$img_thumb = imagecreate($thumb_width, $thumb_height);
}
/* Background Color */
if (empty($bgcolor))$bgcolor = "#FFFFFF";
$bgcolor = trim($bgcolor,"#");
sscanf($bgcolor, "%2x%2x%2x", $red, $green, $blue);
$clr = imagecolorallocate($img_thumb, $red, $green, $blue);
imagefilledrectangle($img_thumb, 0, 0, $thumb_width, $thumb_height, $clr);//创建背景色，默认为白色
/*
$img_org_size = getimagesize($img);
$img_org_scale=$img_org_size[1]/$img_org_size[0];
$thumb_scale=$thumb_height/$thumb_width;
$scale=$thumb_scale/$img_org_scale;
$met_thumb_kind_liubai=0.75;
$met_thumb_kind_lashen=0.9;
if($scale>=$met_thumb_kind_lashen&&$scale<=(1/$met_thumb_kind_lashen)){
$met_thumb_kind=1;
}else if($scale<=$met_thumb_kind_liubai||$scale>=(1/$met_thumb_kind_liubai)){
$met_thumb_kind=2;
}else{
$met_thumb_kind=3;
}
*/
switch($met_thumb_kind){
case 1:
$dst_x=0;
$dst_y=0;
$lessen_width=$thumb_width;
$lessen_height=$thumb_height;
$scr_x=0;
$scr_y=0;
$scr_w=$org_info[0];
$scr_h=$org_info[1];
break;
case 2:
if ($org_info[0] / $thumb_width > $org_info[1] / $thumb_height)
{//上下留白
$lessen_width = $thumb_width;
$lessen_height = $thumb_width / $scale_org;
}
else
{//左右留白
/* Original image is relatively high, with a high degree of subject */
$lessen_width = $thumb_height * $scale_org;
$lessen_height = $thumb_height;
}
$dst_x = ($thumb_width - $lessen_width) / 2;
$dst_y = ($thumb_height - $lessen_height) / 2;
$scr_x=0;
$scr_y=0;
$scr_w=$org_info[0];
$scr_h=$org_info[1];
break;
case 3:
$dst_x=0;
$dst_y=0;
$lessen_width=$thumb_width;
$lessen_height=$thumb_height;
if ($org_info[0] / $thumb_width > $org_info[1] / $thumb_height)
{//上下留白,截左右
$scr_w = $org_info[1] * $scale_tumnb;
$scr_h = $org_info[1];
}
else
{//左右留白,截上下
/* Original image is relatively high, with a high degree of subject */
$scr_w = $org_info[0];
$scr_h = $org_info[0] / $scale_tumnb;
}
$scr_x = ($org_info[0] - $scr_w) / 2;
$scr_y = ($org_info[1] - $scr_h) / 2;
break;
}
/* Processing the original image to zoom */
if ($gd == 2)
{
imagecopyresampled($img_thumb, $img_org, $dst_x, $dst_y, $scr_x, $scr_y, $lessen_width, $lessen_height, $scr_w, $scr_h);
}
else
{
imagecopyresized($img_thumb, $img_org, $dst_x, $dst_y, $scr_x, $scr_y, $lessen_width, $lessen_height, $scr_w, $scr_h);
}
$path = $path?$this->savepath.$path:$this->savepath.'thumb/';
/*
if(stristr($_SERVER['PHP_SELF'],'include/thumb.php') !== false){
if(stristr(PHP_OS,"WIN")){
$this->savename = @iconv("GBK","utf-8",$this->savename);
}
$ext1 = explode("/", $img);
$count = count($ext1);
$count1 = $ext1[$count-1];
$ext2 = explode(".", $count1);
$ext3 = $ext2[1];
$path1 = $ext2[0];
/* $last = strrpos($img,'/');
$path2 = substr($img,0,$last); *//*
$path = '../upload/thumb_src/'.$thumb_width.'_'.$thumb_height.'/';
$this->savename = $path1.'.'.$this->getext($img);
$thumbname1 = $path.$this->savename;
if(file_exists($thumbname1)){
return $thumbname1;
}
}
*/
if (!file_exists($path)) {
if (!$this->make_dir($path)) {
return $this->halt($lang_upfileFail4);
}
}
if(stristr(PHP_OS,"WIN")){
$this->savename = @iconv("utf-8","GBK",$this->savename);
}
$thumbname = $path.$this->savename;
switch ($org_info[mime])
{
case 'image/gif':
if(function_exists('imagegif')){
$re=imagegif($img_thumb, $thumbname);
}else{
return $this->halt($lang_upfileFail9);
}
break;
case 'image/pjpeg':
case 'image/jpeg':
if(function_exists('imagejpeg')){
$re=imagejpeg($img_thumb, $thumbname,100);
}else{
return $this->halt($lang_upfileFail10);
}
break;
case 'image/x-png':
case 'image/png':
if(function_exists('imagejpeg')){
$re=imagepng($img_thumb, $thumbname);
}else{
return $this->halt($lang_upfileFail11);
}
break;
default:
return $this->halt($lang_upfileFail7);
}
if(!$re){
return $this->halt($lang_upfileFail8);
}
if(stristr(PHP_OS,"WIN")){
$this->savename = @iconv("GBK","utf-8",$this->savename);
}
$thumbname=$path.$this->savename;
imagedestroy($img_thumb);
imagedestroy($img_org);
return $thumbname;
}
/**
* According to the source file type identifier to create an image manipulation
*
* @access public
* @param string $img_file path of images
* @param string $mime_type tyoe of images
* @return resource
*/
function img_resource($img_file, $mime_type)
{
switch ($mime_type)
{
case 1:
case 'image/gif':
$res = imagecreatefromgif($img_file);
break;
case 2:
case 'image/pjpeg':
case 'image/jpeg':
$res = imagecreatefromjpeg($img_file);
break;
case 3:
case 'image/x-png':
case 'image/png':
$res = imagecreatefrompng($img_file);
break;
default:
return false;
}
return $res;
}
/**
* Get the server version of GD
*
* @access public
* @return int Value may be 0，1，2
*/
function gd_version()
{
static $version = -1;
if ($version >= 0)
{
return $version;
}
if (!extension_loaded('gd'))
{
$version = 0;
}
else
{
// Try gd_info function
if (PHP_VERSION >= '4.3')
{
if (function_exists('gd_info'))
{
$ver_info = gd_info();
preg_match('/\d/', $ver_info['GD Version'], $match);
$version = $match[0];
}
else
{
if (function_exists('imagecreatetruecolor'))
{
$version = 2;
}
elseif (function_exists('imagecreate'))
{
$version = 1;
}
}
}
else
{
if (preg_match('/phpinfo/', ini_get('disable_functions')))
{
$version = 1;
}
else
{
// use phpinfo function
ob_start();
phpinfo(8);
$info = ob_get_contents();
ob_end_clean();
$info = stristr($info, 'gd version');
preg_match('/\d/', $info, $match);
$version = $match[0];
}
}
}
return $version;
}
/**
* Check image processing
*
* @access public
* @param string $img_type type of image
* @return void
*/
function check_img_function($img_type)
{
switch ($img_type)
{
case 'image/gif':
case 1:
if (PHP_VERSION >= '4.3')
{
return function_exists('imagecreatefromgif');
}
else
{
return (imagetypes() & IMG_GIF) > 0;
}
break;
case 'image/pjpeg':
case 'image/jpeg':
case 2:
if (PHP_VERSION >= '4.3')
{
return function_exists('imagecreatefromjpeg');
}
else
{
return (imagetypes() & IMG_JPG) > 0;
}
break;
case 'image/x-png':
case 'image/png':
case 3:
if (PHP_VERSION >= '4.3')
{
return function_exists('imagecreatefrompng');
}
else
{
return (imagetypes() & IMG_PNG) > 0;
}
break;
default:
return false;
}
}
function make_dir($folder) {
$reval = false;
if (!file_exists($folder)) {
@umask(0);
preg_match_all('/([^\/]*)\/?/i', $folder, $atmp);
$base = ($atmp[0][0] == '/') ? '/' : '';
foreach($atmp[1]AS $val) {
if ('' != $val) {
$base .= $val;
if ('..' == $val || '.' == $val) {
$base .= '/';
continue;
}
} else {
continue;
}
$base .= '/';
if (!file_exists($base)) {
if (@mkdir($base, 0777)) {
//@chmod($base, 0777);
$reval = true;
}
}
}
} else {
$reval = is_dir($folder);
}
clearstatcache();
return $reval;
}
function get_error(){
$geterror=$this->error;
$this->error=0;
return $geterror;
}
function get_errorcode(){
return $this->errorcode;
}
}
?>