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分享下 我网站注册时候的验证码

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Release: 2016-06-07 11:43:55
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验证码类,放到 util 下的Images.class.php 里,字体见附件,或者改成你的,命名别重复
分享下 我网站注册时候的验证码static function buildImageVerify($length=4, $mode=1, $type='png', $width=80, $height=40, $verifyName='verify') {<br>         import('ORG.Util.String');<br>         $randval = String::randString($length, $mode);<br>         $_SESSION[$verifyName] = md5($randval);<br>         $width = ($length * 10 + 10) > $width ? $length * 10 + 10 : $width;<br>         if ($type != 'gif' && function_exists('imagecreatetruecolor')) {<br>             $im = imagecreatetruecolor($width, $height);<br>         } else {<br>             $im = imagecreate($width, $height);<br>         }<br>         $backColor = imagecolorallocate($im, 255, 255, 255); <br>         imagefill($im,0,0,$backColor); <br>         $borderColor = imagecolorallocate($im,200,200,200);  <br>         imagerectangle($im,0,0,79,39,$borderColor); <br> <br>         for($i=2;$i             $line_color = imagecolorallocate($im,rand(200,255),rand(200,255),rand(200,255)); <br>             imageline($im,2,$i,77,$i,$line_color); <br>         }<br>         $pic=$im;<br>         $fontfiles = THINK_PATH . 'Font/CORBELZ.TTF';<br>         $font_size=10;<br>         $Str[0] = "ABCDEFGHIJKLMNoPQRSTUVWXYZ";<br>         $Str[1] = "abcdefghijklmnopqrstuvwxyz";<br>         $Str[2] = "1234567890123456789ABCDEFG";<br>          <br>         $imstr[0]["s"] = $Str[rand(0,2)][rand(0,25)]; <br>         $imstr[0]["x"] = rand(2,5); <br>         $imstr[0]["y"] = rand(1,2); <br> <br>         $imstr[1]["s"] = $Str[rand(0,2)][rand(0,25)]; <br> <br>         $imstr[1]["x"] = $imstr[0]["x"]+rand(10,22)-1+rand(0,1); <br>         $imstr[1]["y"] = rand(1,3); <br> <br> <br>         $imstr[2]["s"] = $Str[rand(0,2)][rand(0,25)]; <br> <br>         $imstr[2]["x"] = $imstr[1]["x"]+rand(10,22)-1+rand(0,1); <br>         $imstr[2]["y"] = rand(1,2); <br> <br>          <br>         $imstr[3]["s"] = $Str[rand(0,2)][rand(0,25)]; <br>         $imstr[3]["x"] = $imstr[2]["x"]+rand(10,22)-1+rand(0,1); <br>         $imstr[3]["y"] = rand(1,3); <br> <br>         for ($i = 0; $i              $text_color = imagecolorallocate($im,rand(1,255),rand(1,255),rand(1,255)); <br>             imagettftext($pic,rand(20,50),$imstr[3]["y"],$imstr[$i]["x"],rand(30,40),$text_color, $fontfiles, $randval{$i}); <br>         }<br>         Image::output($im, $type);<br>     }演示地址 http://www.52zjk.cn/Index/reg

附件 CORBELZ.rar ( 74 KB 下载:171 次 )

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