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Jul 25, 2016 am 09:08 AM

//-------------------------- -----------
// ?? ??: ?? ??? ?? ???
// ?? ???: Jesse Lee
//------------ --------------------------
??? ??? {
var $dir; //?? ??? ???? ??? ????
var $time ; //??? ?? ?? ??? ??
var $allow_types; //??? ?? ?? ?? ??
var $field; //??? ?? ??
var $maxsize; ??? KB???.
var $thumb_width; //??? ??
var $thumb_height; //??? ??
var $watermark_file; //???? ??? ??
//???? ??
var $watermark_trans;//???? ???
//???
//$types: ???? ???? ?? ??, $maxsize: ?? ??, $field: ??? ?? ??, $time: ??? ?? ??? ??
?? ???($types = 'jpg|png', $maxsize = 1024, $field = 'attach', $time = '') {
$this->allow_types =explore('|',$ ??);
$this->maxsize = $maxsize * 1024;
$this->field = $field;
$this->time = $time : time() ;
}
//??? ????? ???? ???? ?? ? ??
//$basedir: ?? ????, ?? ???? ?
//$filedir: ??? ?? ?? ????, ?? ??? ???? { y }, {m}, 377j5v51b
function set_dir($basedir,$filedir = '') {
$dir = $basedir;
!is_dir($dir) && @mkdir($dir , 0777);
if (!empty($filedir)) {
$filedir = str_replace(array('{y}','{m}','{y}'),array(date( ' Y',$this->time),date('m',$this->time),date('d',$this->time)),strtolower($filedir));
$dirs = ??('/',$filedir);
foreach ($dirs? $d?) {
!empty($d) && $dir .= $d.'/';
! is_dir($dir) && @mkdir($dir,0777);
}
}
$this->dir = $dir;
}
//?? ??? ??, ???? ???? ??? ??? ??? ????.
//$width: ??? ??, $height: ??? ??
function set_thumb ($width = 0, $height = 0) {
$this -> ;thumb_width = $width;
$this->thumb_height = $height;
}
//?? ???? ??, ????? ???? ??? ?? ?? ??
//$file : ???? ?? , $pos: ???? ??, $trans: ???? ???
function set_watermark ($file, $pos = 6, $trans = 80) {
$this->watermark_file = $file;
$this ->watermark_pos = $pos;
$this->watermark_trans = $trans;
}
/*----------------- --------- --------------- ---------
?? ??? ??, ?? ? ??? ?? ?? ??? ???? ?? ?? ??? ?????.
???: name? ?? ????, ???? ???? ? ??? ???? ?? ????, ??? ?? ? ?? ?? ?????.
dir? ??? ?? ??? ??? ?? ?????.
size? ???? ??? ?? ? ?? ???? ????.
???? ?? ?????, 1? ??? ????, -1? ?? ??? ???? ??? ????, - 2? ?? ??? ------------------- ---- ------ */
function excute() {
$files = array() //?? ?? ??? ??
$field = $this->field;
$keys = array_keys($_FILES[$field]['name']);
foreach ($keys? $key?) {
if (!$_FILES[ $field]['name'][$key]) ??;
$fileext = $this->fileext($_FILES[$field]['name'][$key ]) // ?? ??? ????
$filename = $this->time.mt_rand(100,999).'.'.$fileext; //?? ?? ??
$filedir = $this-> ?? ?? ?? ????
$filesize = $_FILES[$field]['size'][$key] //?? ??
//?? ??? ???? ??
if (!in_array( $fileext,$this->allow_types)) {
$files[$key]['name'] = $_FILES[$field]['name'][$key];
$files[$ key]['flag'] = -1;
continue;
}
//?? ??? ?????
if ($filesize > $this->maxsize) {
$files [$key]['name'] = $_FILES[$field]['name'][$key];
$files[$key]['flag'] = -2;
??;
}
$files[$key]['name'] = $filename;
$files[$key]['dir'] = $filedir;
$files[$key]['size'] = $filesize;
//???? ??? ???? ?? ??? ?????
if (is_uploaded_file($_FILES[$field]['tmp_name'][$key])) {
move_uploaded_file($_FILES [$ ??]['tmp_name'][$key],$filedir.$filename);
@unlink($_FILES[$field]['tmp_name'][$key]);
$files[ $key ]['flag'] = 1;
//??? ???? ? ??? ??
if (in_array($fileext,array('jpg','png','gif'))) {
if ($this->thumb_width) {
if ($this->create_thumb($filedir.$filename,$filedir.'thumb_'.$filename)) {
$files[$ key] ['thumb'] = 'thumb_'.$filename; //??? ?? ??
}
}
$this->create_watermark($filedir.$filename);
}
}
}
return $files;
}
//??? ??, ??? ???? ?? ??? ??
//Php.aspx_file: ?? ??? ??, $ Thumb_file : ??? ??
function create_thumb (Php.aspx_file,$thumb_file) {
$t_width = $this->thumb_width;
$t_height = $this->thumb_height;
if ( !file_exists(Php.aspx_file) ) return false;
Php.aspx_info = getImageSize(Php.aspx_file);
//?? ???? ????? ??? ??? ?? ???? ???? ??
if ( Php. aspx_info[0] <= $t_width && Php.aspx_info[1] <= $t_height) {
if (!copy(Php.aspx_file,$thumb_file)) {
return false;
}
return true;
}
//??? ??? ????? ??
if (Php.aspx_info[0] - $t_width > Php.aspx_info[1] - $t_height) {
$ t_height = ($t_width / Php.aspx_info[0]) * Php.aspx_info[1];
} else {
$t_width = ($t_height / Php.aspx_info[1]) * Php .aspx_info[0 ];
}
//?? ??? ????
$fileext = $this->fileext(Php.aspx_file);
???($fileext) {
??? 'jpg' :
Php.aspx_img = ImageCreateFromJPEG(Php.aspx_file); break;
??? 'png' :
Php.aspx_img = ImageCreateFromPNG(Php.aspx_file) break;
??? 'gif' :
Php.aspx_img = ImageCreateFromGIF(Php.aspx_file); break;
}
//?? ?? ??? ??? ??
$thumb_img = @ImageCreateTrueColor($t_width,$t_height) ;
//The ImageCopyResampled ??? ??? ???? ????? ? ??? ????? ?????
if (function_exists('imagecopyresampled')) {
@ImageCopyResampled($thumb_img,Php.aspx_img,0,0,0, 0,$t_width, $t_height,Php.aspx_info[0],Php.aspx_info[1]);
} else {
@ImageCopyReised($thumb_img,Php.aspx_img,0,0,0,0, $t_width,$t_height ,Php.aspx_info[0],Php.aspx_info[1]);
}
//??? ??
switch ($fileext) {
case 'jpg' :
ImageJPEG($ Thumb_img,$thumb_file); break;
case 'gif' :
ImageGIF($thumb_img,$thumb_file); break;
case 'png' :
ImagePNG($ Thumb_img,$thumb_file); break;
}
//?? ??? ??
@ImageDestroy(Php.aspx_img);
@ImageDestroy($thumb_img);
return true;
}
//??? ???? ??
//$file: ????? ??
function create_watermark($file) {
//??? ???
? ?????. (!file_exists( $this->watermark_file) || !file_exists($file)) return;
if (!function_exists('getImageSize')) return;
//???? ?? ?? ?? by GD
$gd_allow_types = array();
if (function_exists('ImageCreateFromGIF')) $gd_allow_types['image/gif'] = 'ImageCreateFromGIF';
if (function_exists('ImageCreateFromPNG')) $gd_allow_types['image /png'] = 'ImageCreateFromPNG';
if (function_exists('ImageCreateFromJPEG')) $gd_allow_types['image/jpeg'] = 'ImageCreateFromJPEG';
//?? ?? ????
$fileinfo = getImageSize ($file);
$wminfo = getImageSize($this->watermark_file);
if ($fileinfo[0] < $wminfo[0] || $fileinfo[1] < $wminfo[ 1]) ??;
if (array_key_exists($fileinfo['mime'],$gd_allow_types)) {
if (array_key_exists($wminfo['mime'],$gd_allow_types)) {
//???? ??? ??
$temp = $gd_allow_types[$fileinfo['mime']]($file);
$temp_wm = $gd_allow_types[$wminfo['mime'] ]($this- >watermark_file);
//???? ??
??? ($this->watermark_pos) {
?? 1 : //?? ??
$dst_x = 0; = 0; ??;
?? 2: //?? ??
$dst_x = ($fileinfo[0] - $wminfo[0]) / 2; $dst_y = 0; //??? ?
$dst_x = $fileinfo[0]; $dst_y = 0; break;
?? 4: //?? ??
$dst_y = $fileinfo[1]; break;
?? 5: //??? ??? ???
$dst_x = ($fileinfo[0] - $wminfo[0]) / 2; $dst_y = $fileinfo[1] break;
?? 6: //??? ??
$dst_x = $fileinfo[0]-$wminfo[0] $dst_y = $fileinfo[1]-$wminfo[1] break;
???: // ???
$dst_x = mt_rand(0,$fileinfo[0]-$wminfo[0]) $dst_y = mt_rand(0,$fileinfo[1]-$wminfo[1]);
}
if (function_exists(' ImageAlphaBlending')) ImageAlphaBlending($temp_wm,True); //??? ??? ?? ??
if (function_exists('ImageSaveAlpha')) ImageSaveAlpha($temp_wm,True); ?? ?? ??
//???? ???? ??
if (function_exists('imageCopyMerge')) {
ImageCopyMerge($temp,$temp_wm,$dst_x,$dst_y,0,0,$wminfo[ 0],$wminfo[ 1],$this->watermark_trans);
} else {
ImageCopyMerge($temp,$temp_wm,$dst_x,$dst_y,0,0,$wminfo[0], $wminfo[1]) ;
}
//??? ??
switch ($fileinfo['mime']) {
case 'image/jpeg' :
@imageJPEG($ temp,$file);
break;
case 'image/png' :
@imagePNG($temp,$file);
break;
case 'image/gif' :
@imageGIF($temp ,$file);
break;
}
//???? ??? ??
@imageDestroy($temp);
@imageDestroy($temp_wm );
}
}
}
//?? ??? ????
function fileext($filename) {
return strtolower(substr(strrchr($filename,'.')), 1,10));
}
}
?>

?? ??

?? ?:

if ($_GET['action'] == 'save') {
$up = new upload();
$up->set_dir(dirname(__FILE__).'/upload/','{y}/{m}');
$up->set_thumb(100,80 );
$up->set_watermark(dirname(__FILE__).'/jblog/images/watermark.png',6,90);
$fs = $up->execute();
var_dump($fs);
}
?>
test

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