mirror of
https://gitee.com/ShopeX/OMS
synced 2026-03-23 02:45:33 +08:00
80 lines
2.1 KiB
PHP
80 lines
2.1 KiB
PHP
<?php
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/**
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* Copyright © ShopeX （http://www.shopex.cn）. All rights reserved.
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* See LICENSE file for license details.
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*/
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class pam_vcode{
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var $use_gd = false;
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function init($m = 8){
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if(false && function_exists('imagecreatefrompng')){
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$this->use_gd = true;
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$codeDir= DATA_DIR.'/vcode';
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if ($handle = opendir($codeDir)) {
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while (false !== ($file = readdir($handle))) {
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if (substr($file,-4)=='.png') {
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$lib[] = substr($file,0,-4);
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}
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}
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closedir($handle);
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}
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$n = count($lib)-1;
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$str = '';
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for($i=0;$i<$m;$i++){
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$str.=$c = $lib[rand(0,$n)];
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$ret[] = $codeDir.'/'.$c.'.png';
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}
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$this->ret = &$ret;
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}else{
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$this->softGif = new pam_softvcode;
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$str = $this->softGif->init();
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}
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return $str;
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}
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function output(){
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if($this->use_gd){
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$this->gd_merge();
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}else{
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$this->softGif->output();
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}
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}
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function gd_merge(){
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$arr = $this->ret;
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$bg = DATA_DIR.'/vcodebg.png';
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$image = imagecreatefrompng($bg);
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list($w, $baseH) = getimagesize($bg);
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header('Content-type: image/png');
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$x = 1;
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foreach($arr as $i=>$filename){
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list($w, $h) = getimagesize($filename);
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$source = imagecreatefrompng($filename);
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$t_id = imagecolortransparent($source);
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$rotate = imagerotate($source, rand(-20,20),$t_id);
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$w2 = $w*$baseH/$h;
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imagecopyresized($image, $rotate, $x, 0, 0, 0, $w2, $baseH, $w, $h);
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imagedestroy($source);
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imagedestroy($rotate);
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$x+=$w2;
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}
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$x+=1;
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$dst = imagecreatetruecolor($x, $baseH);
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imagecopyresampled($dst, $image, 0, 0, 0, 0, $x, $baseH, $x, $baseH);
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imagepng($dst);
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imagedestroy($image);
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imagedestroy($dst);
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exit();
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}
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}
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?>
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