Author Topic: Roundcube Webmail 1.1.4 ---- Captcha issue  (Read 327 times)

Offline amolmeghe

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  • Posts: 5
Roundcube Webmail 1.1.4 ---- Captcha issue
« on: November 03, 2016, 01:30:27 AM »
Hello,

i am using Roundcube Webmail 1.1.4, i have configured the captcha , however size of the captcha is very small, request you to please update me how to increase the CAPTCHA SIZE.

PFA....

please find the below code for the same.

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$im = @imagecreate(150,20);
   $back = imagecolorallocatealpha($im,255,255,255,127);
   $text = imagecolorallocate($im,233,14,91);
   imagestring($im,20,40,2,$rand,$text);
   imagepng($im);
   $bimg = base64_encode(ob_get_contents());
   imagedestroy($im);      
   ob_end_clean();
   $attr['src'] = 'data:image/gif;base64,'.$bimg;
   $img_captcha = html::img($attr);
   $input_captcha   = new html_inputfield(array('name' => '_captcha', 'id' => 'rcmlogincaptcha'));
   $table->add('title', html::label('captcha', html::quote($this->app->gettext('captcha'))));
   $table->add('captcha',$img_captcha);
   $table->add('title', html::label('rcmlogincaptcha', html::quote($this->app->gettext('captcha'))));

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Thanks in Advance!

Offline amolmeghe

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  • Posts: 5
Re: Roundcube Webmail 1.1.4 ---- Captcha issue
« Reply #1 on: November 07, 2016, 06:41:24 AM »
I have sorted out the  issue at my level using imagettftext function.

as below,

$font = '/usr/share/fonts/dejavu/DejaVuSerif-BoldItalic.ttf';

 imagettftext($im,20,0,100,20,$text,$font,$random_text);
$text==color
$random_text==random alphanumeric value
$font== local font type
« Last Edit: November 07, 2016, 06:45:26 AM by amolmeghe »