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This commit is contained in:
Mahmood Reza Sajjadi 2014-02-28 01:37:53 +03:30
parent 540b9aab74
commit 3315068a30
1 changed files with 13 additions and 2 deletions
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15
src/mibew/libs/captcha.php
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@ -15,11 +15,20 @@
* limitations under the License. * limitations under the License.
*/ */
/**
* Check if captcha is loadable or not by cheking captcha requirements
*
* @return bool reqirements are saticfird or not
*/
function can_show_captcha() function can_show_captcha()
{ {
return extension_loaded("gd"); return extension_loaded("gd");
} }
/**
* Using characters and numbers to generate captcha code
*
* @return string captcha code
*/
function gen_captcha() function gen_captcha()
{ {
$symbols = 'abcdefghijkmnpqrstuvwxyz123456789'; $symbols = 'abcdefghijkmnpqrstuvwxyz123456789';
@ -30,7 +39,9 @@ function gen_captcha()
return $string; return $string;
} }
/**
* Send captcha image directly to output
*/
function draw_captcha($security_code) function draw_captcha($security_code)
{ {
//Set the image width and height //Set the image width and height