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<?php
interface phpbb_captcha_plugin
{
/**
* Initiates the CAPTCHA to validate codes.
* @param int $type the type as defined in constants.php
*/
function init($type);
/**
* Returns true if the captcha will work on the current install
*/
static function is_available();
/**
* Returns the translated pretty name of the captcha.
*/
static function get_name();
/**
* Returns the class name of the captcha.
*/
static function get_class_name();
/**
* Returns an instance; does not have to be the same instance twice.
*/
static function get_instance();
/**
* Returns the HTML needed to embed the captcha in another template
*/
function get_template();
/**
* Delivers the image of image based captchas; not required for text/remote etc CAPTCHAs
*/
function execute();
/**
* Returns the HTML needed to display a demo of the captcha
*/
function get_demo_template($id);
/**
* Delivers the demo image of image based captchas; not required for text/remote etc CAPTCHAs
*/
function execute_demo();
/**
* Clears leftover entries in the database.
*/
static function garbage_collect($type);
/**
* Clears all entries from the database if the CAPTCHA is replaced
*/
function uninstall();
/**
* Sets up the CAPTCHA when it is selected in the ACP.
*/
function install();
/**
* Checks the captcha; returns false if the code was correct; a translated error string otherwise
*/
function validate();
/**
* Prepares the captcha to ask a new question; required call on failed answers
*/
function reset();
/**
* Displays the configuration options in the ACP
*/
function acp_page($id, &$module);
/**
* Returns the entries for the hidden field array needed to preserve the current state.
*/
function get_hidden_fields();
/**
* Returns the number of solving attempts of the current user
*/
function get_attempt_count();
}
?>
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