public function verifySubmission()
{
if (craft()->httpSession->get('invisibleCaptchaDuplicateId')) {
// If there is a valid unique token set, unset it and return true.
craft()->httpSession->remove('invisibleCaptchaDuplicateId');
return true;
} else {
SproutInvisibleCaptchaPlugin::log("A form submission failed the Duplicate Submission test.", LogLevel::Info, true);
// If there is no token set fail the method to prevent duplicate submission, log in the database, and return false
craft()->sproutInvisibleCaptcha->duplicateMethodFailed = 1;
return false;
}
}
public function verifySubmission()
{
$jsset = craft()->request->getPost('__JSCHK');
if (strlen($jsset) > 0) {
// If there is a valid unique token set, unset it and return true.
// This token was created and set by javascript.
craft()->httpSession->remove('invisibleCaptchaJavascriptId');
return true;
} else {
SproutInvisibleCaptchaPlugin::log("A form submission failed because the user did not have Javascript enabled.", LogLevel::Info, true);
// If there is no token, set to fail; javascript is not present
craft()->sproutInvisibleCaptcha->javascriptMethodFailed = 1;
return false;
}
}
public function verifySubmission()
{
$time = time();
$posted = (int) craft()->request->getPost('__UATIME', time());
// Time operations must be done after values have been properly assigned and casted
$diff = $time - $posted;
$min = (int) $this->getMinElapsedTime();
// Flag it as a spammy submission based on time
// @TODO: May convert the minElapsedTime into a global setting
$verified = (bool) ($diff > $min);
if ($verified) {
return true;
} else {
SproutInvisibleCaptchaPlugin::log("A form submission failed because the form was submitted too quickly. The form requires the user to take a minimum of " . $min . "seconds and the form was submitted in: " . $diff . " seconds", LogLevel::Info, true);
craft()->sproutInvisibleCaptcha->timeMethodFailed = 1;
return false;
}
}
public function verifySubmission()
{
$uahash = craft()->request->getPost('__UAHASH');
$uahome = craft()->request->getPost('__UAHOME');
// Run a user agent check
if (!$uahash || $uahash != $this->getUaHash()) {
SproutInvisibleCaptchaPlugin::log("A form submission failed because the the user agent did not match.", LogLevel::Info, true);
craft()->sproutInvisibleCaptcha->originMethodFailed = 1;
return false;
}
// Run originating domain check
if (!$uahome || $uahome != $this->getDomainHash()) {
SproutInvisibleCaptchaPlugin::log("A form submission failed because the domain did not match.", LogLevel::Info, true);
craft()->sproutInvisibleCaptcha->originMethodFailed = 1;
return false;
}
// Passed
return true;
}
public function verifySubmission()
{
// @TODO - clean up the way we access settings
$honeypotFieldName = craft()->sproutInvisibleCaptcha->getMethodOption('honeypotFieldName');
$honeypotUseDatabase = craft()->sproutInvisibleCaptcha->getMethodOption('honeypotUseDatabase');
$honeypotRequireJavascript = craft()->sproutInvisibleCaptcha->getMethodOption('honeypotRequireJavascript');
if ($honeypotRequireJavascript) {
$length = strlen($honeypotFieldName);
foreach (craft()->request->getPost() as $key => $value) {
if (substr($key, 0, $length) === $honeypotFieldName) {
$honeypotFieldName = $key;
}
}
}
// The honeypot field must be left blank
if ($honeypotValue = craft()->request->getPost($honeypotFieldName)) {
SproutInvisibleCaptchaPlugin::log("A form submission failed the Honeypot test.", LogLevel::Info, true);
craft()->sproutInvisibleCaptcha->honeypotMethodFailed = 1;
return false;
}
return true;
}
