A class for creating and validating secure CAPTCHA images and audio.
The class contains many options regarding appearance, security, storage of
captcha data and image/audio generation options.
public static function show($captcha_name, $width = 300, $height = 100)
{
$options = array('send_headers' => FALSE, 'no_exit' => TRUE);
$img = new Securimage($options);
//Change some settings
$img->namespace = $captcha_name;
$img->image_width = $width;
$img->image_height = $height;
$img->perturbation = 0.85;
$img->image_bg_color = new Securimage_Color("#f6f6f6");
$img->use_transparent_text = true;
$img->text_transparency_percentage = 10;
// 100 = completely transparent
$img->num_lines = 7;
$img->line_color = new Securimage_Color("#eaeaea");
$img->signature_color = new Securimage_Color(rand(0, 64), rand(64, 128), rand(128, 255));
ob_start();
// start the output buffer
$img->show(BASEPATH . '../application/third_party/securimage/backgrounds/bg6.jpg');
// alternate use: $img->show('/path/to/background_image.jpg');
$imgBinary = ob_get_contents();
// get contents of the buffer
ob_end_clean();
// turn off buffering and clear the buffer
header('Content-Type: image/png');
header('Content-Length: ' . strlen($imgBinary));
echo $imgBinary;
}
/**
* 画像作成。
*/
public function captcha()
{
App::import('Vendor', 'Securimage', array('file' => 'securimage/securimage.php'));
$securimage = new Securimage();
$securimage->ttf_file = ROOT . '/vendors/securimage/AHGBold.ttf';
$securimage->show();
}
public function run($form)
{
$img = new Securimage();
try {
$code = $form->get('code');
if (!$img->check($code)) {
throw new CaptchaIncorretoException();
}
$nome = $form->get('nome');
$empresa = $form->get('empresa');
$telefone = $form->get('telefone');
$assunto = $form->get('assunto');
$mensagem = $form->get('mensagem');
$msg = new Mensagem(null, $nome, $empresa, $telefone, $assunto, $mensagem, Constants::$_ATIVO);
$fachada = Fachada::getInstance();
$fachada->cadastroMensagem()->cadastrar($msg);
$this->setMessage("Mensagem cadastrada com sucesso.", Constants::$_MSG_SUCCESS);
$this->load('100%');
$this->setForward(Forward::go(FaleConoscoPage::$NM_PAGINA . '&msg_cadastro=sucesso'));
} catch (CaptchaIncorretoException $e) {
$this->setMessage("As letras não foram digitadas corretamente! Por favor, tente novamente...", Constants::$_MSG_ERROR);
$this->load('100%');
$this->setForward(Forward::$_BACK);
}
}
function process_si_contact_form()
{
if ($_SERVER['REQUEST_METHOD'] == 'POST' && @$_POST['do'] == 'contact') {
// if the form has been submitted
/*foreach($_POST as $key => $value) {
if (!is_array($key)) {
// sanitize the input data
if ($key != 'ct_message') $value = strip_tags($value);
$_POST[$key] = htmlspecialchars(stripslashes(trim($value)));
}
}*/
$captcha = @$_POST['ct_captcha'];
// the user's entry for the captcha code
//$name = substr($name, 0, 64); // limit name to 64 characters
// Only try to validate the captcha if the form has no errors
// This is especially important for ajax calls
require_once dirname(__FILE__) . '/securimage.php';
$securimage = new Securimage();
if ($securimage->check($captcha) == false) {
echo 'denaied123';
} else {
echo 'success123';
}
}
// POST
}
public function test(&$element, $value, $group = null, &$input = null, &$form = null)
{
// If the field is empty and not required, the field is valid.
require_once JPATH_ROOT . DIRECTORY_SEPARATOR . 'components' . DIRECTORY_SEPARATOR . 'com_mightytouch' . DIRECTORY_SEPARATOR . 'assets' . DIRECTORY_SEPARATOR . 'securimage.php';
$img = new Securimage();
return $img->check($value);
}
function findpassword()
{
if (strtoupper($_SERVER['REQUEST_METHOD']) === 'POST') {
$this->load->helper(array('server'));
include_once FCPATH . 'resource/securimage/securimage.php';
$securimage = new Securimage();
if ($securimage->check($this->input->post('captcha_code')) === false) {
json_response(array('success' => FALSE, 'msg' => 'Error Captcha'));
} else {
$this->form_validation->set_rules('username', 'Username Or Email', 'trim|required');
if ($this->form_validation->run() === FALSE) {
json_response(array('success' => FALSE, 'msg' => validation_errors()));
} else {
$username = trim($this->input->post('username'));
$this->db->where('username', $username);
$this->db->or_where('email', $username);
$row = $this->db->get('users')->row();
if ($row) {
// send change password link email to user
json_response(array('success' => TRUE, 'msg' => 'Send Success Info'));
} else {
json_response(array('success' => FALSE, 'msg' => 'Invalid User'));
}
}
}
} else {
$this->load->view('findpassword');
}
}
public function postRegistro()
{
include_once public_path() . '/securimage/securimage.php';
$securimage = new Securimage();
$captcha_sesion = strtoupper($securimage->getCode());
include app_path() . "/include/cifrado.php";
$usuario = new Usuario();
$data = Input::all();
$data['captcha_sesion'] = $captcha_sesion;
$data['captcha_code'] = strtoupper($data['captcha_code']);
$data['fecha_nacimiento'] = $data['anyo'] . "-" . $data['mes'] . "-" . $data['dia'];
foreach ($data as $key => $value) {
if ($key != 'password' && $key != 'email') {
$data[$key] = mb_strtoupper($value, 'UTF-8');
}
}
$data['password'] = encriptar($data['password']);
$data['cod_verif'] = rand(111111, 999999);
if (!$usuario->isValid($data)) {
return Redirect::action('Usuario_UsuarioController@getRegistro')->withInput(Input::except('password'))->withErrors($usuario->errors)->with('id_municipio', $data['municipio']);
}
$usuario->fill($data);
$usuario->save();
return Redirect::action('Usuario_UsuarioController@getVerificar', array($usuario->id))->with('message_ok', 'Registro Completado.
Por favor, inserte el código de verificación que le hemos enviado a su correo electrónico. Gracias');
}
function createNew()
{
$this->load->library('form_validation');
$this->form_validation->set_rules('username', 'Username', 'required|is_unique[user.login]');
$this->form_validation->set_rules('password', 'Password', 'required');
$this->form_validation->set_rules('first', 'First', "required");
$this->form_validation->set_rules('last', 'last', "required");
$this->form_validation->set_rules('email', 'Email', "required|is_unique[user.email]");
if ($this->form_validation->run() == FALSE) {
$this->load->view('account/newForm');
} else {
include_once $_SERVER['DOCUMENT_ROOT'] . '/securimage/securimage.php';
$securimage = new Securimage();
if ($securimage->check($_POST['captcha_code']) == false) {
echo "The security code entered was incorrect.<br /><br />";
echo "Please go <a href='javascript:history.go(-1)'>back</a> and try again.";
exit;
}
$user = new User();
$user->login = $this->input->post('username');
$user->first = $this->input->post('first');
$user->last = $this->input->post('last');
$clearPassword = $this->input->post('password');
$user->encryptPassword($clearPassword);
$user->email = $this->input->post('email');
$this->load->model('user_model');
$error = $this->user_model->insert($user);
$this->load->view('account/loginForm');
}
}
function createNew()
{
include_once $_SERVER['DOCUMENT_ROOT'] . '/tanks/securimage/securimage.php';
$securimage = new Securimage();
if ($securimage->check($_POST['captcha_code']) == false) {
// the code was incorrect
// you should handle the error so that the form processor doesn't continue
// or you can use the following code if there is no validation
echo "The security code entered was incorrect.<br /><br />";
echo "Please go <a href='javascript:history.go(-1)'>back</a> and try again.";
exit;
}
$this->load->library('form_validation');
$this->form_validation->set_rules('username', 'Username', 'required|is_unique[user.login]');
$this->form_validation->set_rules('password', 'Password', 'required');
$this->form_validation->set_rules('first', 'First', "required");
$this->form_validation->set_rules('last', 'last', "required");
$this->form_validation->set_rules('email', 'Email', "required|is_unique[user.email]");
if ($this->form_validation->run() == FALSE) {
$this->load->view('account/newForm');
} else {
//FIXME: notify user on success
$user = new User();
$user->login = $this->input->post('username');
$user->first = $this->input->post('first');
$user->last = $this->input->post('last');
$clearPassword = $this->input->post('password');
$user->encryptPassword($clearPassword);
$user->email = $this->input->post('email');
$this->load->model('user_model');
$this->user_model->insert($user);
$this->load->view('account/loginForm');
}
}
/**
* 检查验证码(会使验证码失效)
*
* @param string $code 被检测的验证码
*/
public function getCheckCaptchaAction($code)
{
require APP_PATH . 'libraries/securimage/securimage.php';
$img = new \Securimage(array('session' => $this->session));
$data = array('name' => 'captcha', 'result' => (bool) (strtolower($img->getCode()) === strtolower($code)));
$this->responseJson('200', 'OK', $data);
}
public function actionCaptcha()
{
require_once dirname(__FILE__) . '/../widget/secureimage/assets/securimage.php';
$img = new \Securimage();
// You can customize the image by making changes below, some examples are included - remove the "//" to uncomment
//$img->ttf_file = dirname(__FILE__) . '/../widget/secureimage/assets/AHGBold.ttf';
//$img->captcha_type = \Securimage::SI_CAPTCHA_WORDS; // show a simple math problem instead of text
//$img->case_sensitive = true; // true to use case sensitve codes - not recommended
//$img->image_height = 90; // height in pixels of the image
//$img->image_width = $img->image_height * M_E *1.5; // a good formula for image size based on the height
//$img->perturbation = .75; // 1.0 = high distortion, higher numbers = more distortion
$img->image_bg_color = new \Securimage_Color("#f1f3f4");
// image background color
//$img->text_color = new \Securimage_Color("#000"); // captcha text color
//$img->num_lines = 8; // how many lines to draw over the image
//$img->line_color = new Securimage_Color("#0000CC"); // color of lines over the image
//$img->image_type = SI_IMAGE_JPEG; // render as a jpeg image
//$img->signature_color = new Securimage_Color(rand(0, 64),
// rand(64, 128),
// rand(128, 255)); // random signature color
if (!empty($_GET['namespace'])) {
$img->setNamespace($_GET['namespace']);
}
$img->show();
}
public static function captchaCheck()
{
$_POST['captcha_code'] = empty($_POST['captcha_code']) ? '' : $_POST['captcha_code'];
if (include public_path(config('coaster::admin.public') . '/securimage/securimage.php')) {
$secure_image = new \Securimage();
}
return isset($secure_image) ? $secure_image->check($_POST['captcha_code']) : false;
}
function check_captha($captcha = "")
{
$securimage = new Securimage();
if ($securimage->check($captcha) == false) {
return false;
} else {
return true;
}
}
public function validate(AF_Element $element) {
if (class_exists('Securimage')) {
$securimage = new Securimage();
return $securimage->check($element->value);
}
else {
die('AF_SecurimageValidator ERROR! Class Securimage not found.');
}
}
function is_validate_captcha($code)
{
// CAPTCHA Class
include_once dirname(__FILE__) . '/lib/securimage/securimage.php';
$securimage = new Securimage();
if (false == $securimage->check($code)) {
return 0;
}
return 1;
}
public function securimage()
{
$this->load->config('csecurimage');
$active = $this->config->item('si_active');
$allsettings = array_merge($this->config->item($active), $this->config->item('si_general'));
$this->load->library('securimage/securimage');
$img = new Securimage($allsettings);
//$img->captcha_type = Securimage::SI_CAPTCHA_MATHEMATIC;
$img->show(APPPATH . 'libraries/securimage/backgrounds/bg6.png');
}
/**
* キャプチャコードチェック。
*/
public function checkCaptcha($check)
{
App::import('Vendor', 'Securimage', array('file' => 'securimage/securimage.php'));
$securimage = new Securimage();
foreach ($check as $key => $value) {
if ($securimage->check($value) === false) {
return false;
}
}
return true;
}
function validateCaptcha($captchacode, $errorMsg)
{
$result = "";
include_once 'lib/securimage/securimage.php';
$securimage = new Securimage();
if ($securimage->check($captchacode) == false) {
// the code was incorrect
$result = $errorMsg . "<br />";
}
return $result;
}
public function _valid_captcha($captcha)
{
/*Captcha*/
$this->load->library('securimage');
$securimage = new Securimage();
if (!$securimage->check($captcha)) {
return FALSE;
} else {
return TRUE;
}
}
function verifyCaptcha($captcha)
{
$this->load->library('securimage/securimage');
$securimage = new Securimage();
// set error message if the captcha code is incorrect
if ($securimage->check($captcha) == false) {
$this->form_validation->set_message('verifyCaptcha', 'Verification code does not match the displayed image');
return false;
}
return true;
}
function securimage_check()
{
require_once "packages/securimage/securimage.php";
$securimage = new Securimage();
$sickrs = $securimage->check($_POST['securimages']);
unset($_POST['securimage']);
if (!$sickrs) {
return false;
} else {
return true;
}
}
/**
*
*/
public function outputAudioFile()
{
/**
* @var $lng ilLanguage
*/
global $lng;
chdir(ilSecurImageUtil::getDirectory());
if ($lng->lang_key != 'en' && in_array($lng->lang_key, self::$supported_audio_languages)) {
$this->securimage->audio_path = $this->securimage->securimage_path . '/audio/' . $lng->lang_key . '/';
}
$this->securimage->outputAudioFile();
}
function captchacheck($usercode)
{
global $error, $error_die;
include_once 'functions/securimage/securimage.php';
$securimage = new Securimage();
if ($securimage->check($usercode) == false) {
$error[] = 'The Validation Code Entered Is Not Correct.';
return false;
} else {
return true;
}
}
public function generate()
{
$config = configHelper::getConfig()['securimageConfig'];
$si = new \Securimage($config);
//securimage write the image data to output buffer, we should get it and clean output buffer and encode image data to a base64 string.
$si->show();
$imageData = ob_get_contents();
ob_get_clean();
$imageStr = base64_encode($imageData);
$imageCode = $si->getCode(false, true);
return ['data' => $imageStr, 'code' => $imageCode];
}
public function getCaptcha(Request $request)
{
$config = Config::get('securimage');
$captcha = new \Securimage();
$captcha->code_length = $config['length'];
$captcha->image_width = $config['width'];
$captcha->image_height = $config['height'];
$captcha->perturbation = $config['perturbation'];
$captcha->case_sensitive = $config['case_sensitive'];
$captcha->num_lines = $config['num_lines'];
$captcha->charset = $config['charset'];
$captcha->show();
}
public function action_index()
{
// load language
\Lang::load('account');
// form submitted
if (\Input::method() == 'POST') {
$data['account_email'] = \Security::strip_tags(trim(\Input::post('account_email')));
// validate form.
$validate = \Validation::forge();
$validate->add('account_email', \Lang::get('account_email'), array(), array('required', 'valid_email'));
if (!\Extension\NoCsrf::check()) {
// validate token failed
$output['form_status'] = 'error';
$output['form_status_message'] = \Lang::get('fslang_invalid_csrf_token');
} elseif (!$validate->run()) {
// validate failed
$output['form_status'] = 'error';
$output['form_status_message'] = $validate->show_errors();
} else {
// validate pass
include APPPATH . 'vendor' . DS . 'securimage' . DS . 'securimage.php';
$securimage = new \Securimage();
if ($securimage->check(\Input::post('captcha')) == false) {
$output['form_status'] = 'error';
$output['form_status_message'] = \Lang::get('account_wrong_captcha_code');
} else {
$continue_form = true;
}
if (isset($continue_form) && $continue_form === true) {
// try to send reset password email
$result = \Model_Accounts::sendResetPasswordEmail($data);
if ($result === true) {
$output['hide_form'] = true;
$output['form_status'] = 'success';
$output['form_status_message'] = \Lang::get('account_please_check_your_email_to_confirm_reset_password');
} else {
if (is_string($result)) {
$output['form_status'] = 'error';
$output['form_status_message'] = $result;
}
}
}
}
// re-populate form
$output['account_email'] = trim(\Input::post('account_email'));
}
// <head> output ----------------------------------------------------------------------------------------------
$output['page_title'] = $this->generateTitle(\Lang::get('account_forgot_username_or_password'));
// <head> output ----------------------------------------------------------------------------------------------
return $this->generatePage('front/templates/account/forgotpw_v', $output, false);
}
function add($s) {
if (empty($_POST)) {
if (isset($_COOKIE['contacts'])) {
$errors['val']['contacts'] = $_COOKIE['contacts'];
}
else {
$errors = NULL;
}
$block_html = Html::pageCommercialAdd($errors);
$s->assign("block_html",$block_html);
$s->assign("YANDEX_KEY",YANDEX_KEY);
$s->assign("LAT_CENTER_REGION",LAT_CENTER_REGION);
$s->assign("LON_CENTER_REGION",LON_CENTER_REGION);
$s->display("commercial_add.tpl");
}
else {
$errors = Commercial::checkForm($_REQUEST,'');
require_once './libs/securimage/securimage.php';
$securimage = new Securimage();
if ($securimage->check($_POST['captcha_code']) == false) {
$errors['captcha']['is_error'] = 1;
}
if (!isset($errors['is_error'])&&!isset($errors['captcha']['is_error'])) {
//Дом уже есть в бд
if (isset($_POST['tenement_id']) && $_POST['tenement_id']>0) {
$tenement_id = intval($_POST['tenement_id']);
$tenement = new Tenement();
$tenement->find($tenement_id);
if (!$tenement->id) {
echo "Дом не найден";
exit();
}
}
$commercial_id = Commercial::addStatic($_POST);
setcookie('contacts',stripslashes($_POST['contacts']));
$_SESSION['last_commercial_id'] = $commercial_id;
if ($commercial_id > 0) header("Location: /commercial.html?action=view&id=".$commercial_id);
exit();
}
else {
//echo "Error:".print_r($errors);
$block_html = Html::pageCommercialAdd($errors);
$s->assign("YANDEX_KEY",YANDEX_KEY);
if (isset($_SESSION['admin'])) $s->assign("is_admin",$_SESSION['admin']);
$s->assign("block_html",$block_html);
$s->display("commercial_add.tpl");
}
}
}
public function __construct($Ethna_Backend)
{
$appid = $Ethna_Backend->getAppId();
session_save_path($Ethna_Backend->getTmpdir());
session_name($appid . 'SESSID');
return parent::__construct(array('session_name' => $appid . 'SESSID'));
}
function _process()
{
global $osC_Language, $messageStack;
if (isset($_POST['department_email']) && !empty($_POST['department_email'])) {
$department_email = osc_sanitize_string($_POST['department_email']);
if (!osc_validate_email_address($department_email)) {
$messageStack->add('contact', $osC_Language->get('field_departments_email_error'));
}
} else {
$department_email = STORE_OWNER_EMAIL_ADDRESS;
}
if (isset($_POST['name']) && !empty($_POST['name'])) {
$name = osc_sanitize_string($_POST['name']);
} else {
$messageStack->add('contact', $osC_Language->get('field_customer_name_error'));
}
if (isset($_POST['email']) && !empty($_POST['email'])) {
$email_address = osc_sanitize_string($_POST['email']);
if (!osc_validate_email_address($email_address)) {
$messageStack->add('contact', $osC_Language->get('field_customer_concat_email_error'));
}
} else {
$messageStack->add('contact', $osC_Language->get('field_customer_concat_email_error'));
}
if (isset($_POST['telephone']) && !empty($_POST['telephone'])) {
$telephone = osc_sanitize_string($_POST['telephone']);
}
if (isset($_POST['enquiry']) && !empty($_POST['enquiry'])) {
$enquiry = osc_sanitize_string($_POST['enquiry']);
} else {
$messageStack->add('contact', $osC_Language->get('field_enquiry_error'));
}
if (ACTIVATE_CAPTCHA == '1') {
if (isset($_POST['captcha_code']) && !empty($_POST['captcha_code'])) {
$securimage = new Securimage();
if ($securimage->check($_POST['captcha_code']) == false) {
$messageStack->add('contact', $osC_Language->get('field_concat_captcha_check_error'));
}
} else {
$messageStack->add('contact', $osC_Language->get('field_concat_captcha_check_error'));
}
}
if ($messageStack->size('contact') === 0) {
osc_email(STORE_OWNER, $department_email, $osC_Language->get('contact_email_subject'), $enquiry . '<br /><br /><br />' . $osC_Language->get('contact_telephone_title') . $telephone, $name, $email_address);
osc_redirect(osc_href_link(FILENAME_INFO, 'contact=success', 'AUTO', true, false));
}
}
function captcha_check($code = "", $auto = true)
{
session_start();
if ($code == "") {
$code = @$_POST['captcha'];
}
$securimage = new Securimage();
if ($securimage->check($code) == false) {
if ($auto) {
echo '-44';
exit;
} else {
return -1;
}
} else {
return 0;
}
}
