function Present()
{
//only update the csrf token on the session when outputting the field.
$this->Token = jf::$Security->RandomToken();
jf::SaveSessionSetting(jFormCsrf::SettingNamePrefix . $this->Name(), $this->Token);
echo "<input class='jWidget jFormCSRF' type='hidden' name='{$this->Name()}' value='{$this->Token}' />\n";
}
/**
* Generates the token for this instance. If already generated, removes and makes another,
* so it should be called inside dumpImage
*/
function Generate()
{
$settingName = jFormCaptcha::SettingNamePrefix . $this->Name();
// $list="abcdefghijkmnopqrstuvwxyz";
$list = "ABDEHJKMNOPQRSTUWXYZ";
$text = "";
for ($j = 0; $j < 5; ++$j) {
$text .= $list[jf::rand(0, strlen($list) - 1)];
}
$this->Token = $text;
jf::SaveSessionSetting($settingName, $this->Token, \jf\Timeout::MINUTE * 15);
return $text;
}
/**
* Store some data in the session
*
* @param string|int $key The key associated with the value
* @param mixed $value The actual value to be stored
*
* @throws ArgumentMissingException If $key or $value is missing
*/
protected function saveSessionData($key = null, $value = null)
{
if ($key == null || $value == null) {
throw new ArgumentMissingException('Missing key/value for saving session data');
}
\jf::SaveSessionSetting($key, $value);
}
/**
* @depends testSaveSession
*/
function testDeleteSession()
{
jf::SaveSessionSetting("some_name", "some_value");
$this->assertTrue(jf::DeleteSessionSetting("some_name"));
}
