* @param string $baseuri : relative or absolute path to folder containing this file on web
* @return IMG Tag
*/
- function generateImgTags($baseuri)
+ static function generateImgTags($baseuri)
{
return "<a class=\"ptitcaptcha\" href=\"#\"><img alt=\"???\" title=\"?\"".
" src=\"".$baseuri."ptitcaptcha.php?pck=".$GLOBALS['ptitcaptcha_akey']."\"".
*
* @return input hidden tag
*/
- function generateHiddenTags()
+ static function generateHiddenTags()
{
return "<input type=\"hidden\" name=\"ptitcaptcha_key\" value=\"".$GLOBALS['ptitcaptcha_akey']."\"/>";
}
*
* @return input tag
*/
- function generateInputTags()
+ static function generateInputTags()
{
return "<input type=\"text\" name=\"ptitcaptcha_entry\" id=\"ptitcaptcha_entry\" value=\"\"/>";
}
*
* @return boolean (true=correct, false=incorrect)
*/
- function checkCaptcha()
+ static function checkCaptcha()
{
if( isset($_POST['ptitcaptcha_entry']) &&
$_POST['ptitcaptcha_entry'] == PtitCaptchaHelper::_getDisplayText($_POST['ptitcaptcha_key']))
* @param string $pck
* @return string
*/
- function _getDisplayText($pck) // internal function
+ static function _getDisplayText($pck) // internal function
{
$src=md5(PTITCAPTCHA_ENTROPY.$pck);
$txt="";