*
* based on w3concepts.form.v1 from Andreas Kummer (2004-08-20)
* modified and adapted to Contenido 4.8 under PHP 5.x by Murat Purc (2013-08-24)
*/
$sFrontEndPath = cRegistry::getClientConfig(cRegistry::getClientId())['path']['frontend'] . 'securimage' . DIRECTORY_SEPARATOR;
$captchaInstalled = false;
if (is_readable($sFrontEndPath)) {
require_once $sFrontEndPath . 'securimage.php';
require_once $sFrontEndPath . 'CaptchaObject.php';
require_once $sFrontEndPath . 'StorageAdapter/AdapterInterface.php';
$captchaInstalled = true;
}
class FormGenerator
{
public $emailAdresses;
private array $email = ['adresses' => '', 'from' => ['name' => '', 'email' => ''], 'message' => '', 'subject' => ''];
private array $unraveled = [];
private array $form = ['form' => '', 'answer' => '', 'colorError' => ''];
public function __construct(private bool $captchaInstalled, private cSession $cSession)
{
}
private function sendEmail(): bool
{
$this->unravel($this->suppress('sent'));
$this->generateEmailMessage();
$phpMailer = new \PHPMailer\PHPMailer\PHPMailer(true);
$phpMailer->isMail();
$phpMailer->isHTML(false);
$phpMailer->CharSet = "UTF-8";
$phpMailer->AddAddress($this->email['adresses']);
$phpMailer->setFrom($this->email['from']['email'], $this->email['from']['name']);
$phpMailer->Subject = $this->email['subject'];
$phpMailer->Body = $this->email['message'];
try {
if ($phpMailer->send()) {
return true;
}
} catch (\PHPMailer\PHPMailer\Exception $e) {
echo $e->errorMessage();
}
return false;
}
private function unravel($toUnravel, $prefix = ''): void
{
foreach ($toUnravel as $key => $value) {
if (is_array($value)) {
$this->unravel($value, $key . ' ');
} else {
$this->unraveled["{$prefix}{$key}"] = $value;
}
}
}
private function add2Message($key, $value): void
{
if (strlen($key) > 25 || strlen($value) > 54) {
$this->email['message'] .= "$key\n$value\n";
} else {
$this->email['message'] .= $key;
$this->email['message'] .= str_repeat(' ', 25 - strlen($key));
$this->email['message'] .= "$value\n";
}
}
private function generateEmailMessage(): void
{
foreach ($this->unraveled as $key => $value) {
$this->add2Message($key, $value);
}
}
private function suppress(...$suppress): array
{
$fields = [];
foreach ($_POST as $key => $value) {
if (!in_array($key, $suppress))
$fields[$key] = $value;
}
return $fields;
}
public function addEmailAdress($email): void
{
if (empty($this->emailAdresses)) {
$this->email['adresses'] .= "$email";
} else {
$this->email['adresses'] .= ", $email";
}
}
public function setEmailSubject($subject): void
{
$this->email['subject'] = $subject;
}
public function setEmailFrom($email, $name): void
{
$this->email['from']['email'] = $email;
$this->email['from']['name'] = $name;
}
public function setForm($form): void
{
$this->form['form'] = $form;
}
public function setAnswer($answer): void
{
$this->form['answer'] = $answer;
}
public function setBackgroundError($color): void
{
$this->form['colorError'] = $color;
}
public function formInterpretation(&$form): array
{
$fields = explode('###', $form);
$field = [];
$fieldsCount = count($fields);
for ($i = 1; $i < $fieldsCount; $i += 2) {
$attribute = explode(';', trim($fields[$i]));
foreach ($attribute as $attribute) {
$nameValue = explode(':', trim($attribute));
if ($nameValue[0] != 'option' && $nameValue[0] != 'optionvalue') {
$field["{$fields[$i]}"]["{$nameValue[0]}"] = $nameValue[1];
} else {
$field["{$fields[$i]}"]["{$nameValue[0]}"][] = $nameValue[1];
}
}
}
return $field;
}
public function formOutput($sent = false): void
{
$form_action = $this->cSession->url('front_content.php?idcat=' . cRegistry::getCategoryId() . '&idart=' . cRegistry::getArticleId());
echo '
';
}
public function formField($attribute, $sent): void
{
$style = '';
$value = '';
$parameter = empty($attribute['id']) ? 'id="' . $attribute['name'] . '"' : 'id="' . $attribute['id'] . '"';
$parameter .= ' name="' . $attribute['name'] . '"';
if ($sent && !$this->formFieldCorrect($attribute)) {
$style = 'style="background-color: ' . $this->form['colorError'] . ';"';
}
if (!empty($attribute['class'])) {
$parameter .= ' class="' . $attribute['class'] . '"';
}
if (!empty($attribute['placeholder'])) {
$parameter .= ' placeholder="' . $attribute['placeholder'] . '"';
}
switch ($attribute['type']) {
case 'textarea':
case 'text':
if (!empty($attribute['size'])) {
$parameter .= ' size="' . $attribute['size'] . '"';
}
if (!empty($attribute['value'])) {
$value = $attribute['value'];
}
if (!empty($_POST["{$attribute['name']}"])) {
$value = $_POST["{$attribute['name']}"];
}
break;
case 'select':
case 'password':
if (!empty($attribute['size'])) {
$parameter .= ' size="' . $attribute['size'] . '"';
}
break;
}
if (isset($attribute['required']) || isset($attribute['mandantory'])) {
$parameter .= ' required';
}
switch ($attribute['type']) {
case 'captcha':
if ($this->captchaInstalled) {
if ($sent) {
$captcha = @$_POST['lets_check'];
$securimage = new Securimage();
if (!$securimage->check($captcha)) {
echo '';
}
}
// show captcha HTML using Securimage::getCaptchaHtml()
$options = [];
$options['show_audio_button'] = false;
$options['input_name'] = 'lets_check'; // change name of input element for form post input_text
$options['input_text'] = mi18n("Zeichen eingeben");
$options['input_required'] = true;
if (!empty($_SESSION['ctform']['captcha_error'])) {
// error html to show in captcha output
$options['error_html'] = $_SESSION['ctform']['captcha_error'];
}
echo "\n";
echo Securimage::getCaptchaHtml($options);
echo "\n
\n";
echo '';
}
break;
case 'text':
case 'email':
case 'password':
echo '';
break;
case 'textarea':
echo "";
break;
case 'select':
echo "";
break;
case 'checkbox':
$formId = preg_split('[\[|\]]', $attribute['name']);
if ($sent) {
if ($_POST["{$formId[0]}"]["{$formId[1]}"] == $attribute['value']) {
echo "";
} else {
echo "";
}
} elseif (!empty($attribute['selected']) && $attribute['selected'] == 'true') {
echo "";
} else {
echo "";
}
break;
case 'radio':
if (!empty($_POST["{$attribute['name']}"])) {
if ($_POST["{$attribute['name']}"] == $attribute['value']) {
echo "";
} else {
echo "";
}
} elseif (!empty($attribute['selected']) && $attribute['selected'] == 'true') {
echo "";
} else {
echo "";
}
break;
}
}
private function formComplete(): bool
{
$form = $this->form['form'];
$fields = $this->formInterpretation($form);
foreach ($fields as $field) {
switch ($field['type']) {
case 'captcha':
if ($this->captchaInstalled) {
$captcha = @$_POST['lets_check'];
$capId = @$_POST['captcha_id'];
$securimage = new Securimage();
if (!$securimage->check($captcha, $capId, true)) {
echo '' . mi18n("Ihr Captcha Code war nicht korrekt. Bitte versuchen Sie es erneut.") . '
';
return false;
}
}
break;
default:
if (!$this->formFieldCorrect($field)) {
return false;
}
}
}
return true;
}
private function success(): void
{
if ($this->sendEmail()) {
$answer = trim($this->form['answer']);
if (mb_strlen($answer) > 0) {
echo $this->form['answer'];
} else {
echo '' . mi18n("Form has been successfully send.") . '';
}
} else {
echo '' . mi18n("Es ist ein Fehler aufgetreten!
Bitte versuchen Sie es später noch einmal.") . '';
}
}
private function formFieldCorrect(&$field): bool
{
$tmp_name = rtrim($field['name'], '[0]');
preg_match('/\[(\d*)\]/', $field['name'], $matches);
$bEmptyPost = false;
$sPostFieldValue = $_POST[$tmp_name];
if (is_array($_POST[$tmp_name])) {
$sPostFieldValue = $_POST[$tmp_name][$matches[1]];
if (empty($_POST[$tmp_name][$matches[1]])) {
$bEmptyPost = true;
}
} elseif (empty($_POST[$tmp_name])) {
$bEmptyPost = true;
}
if (!empty($field['mandatory']) && $field['mandatory'] == 'true' && $bEmptyPost) {
return false;
}
// wenn das formularfeld kein pflichtfeld und nicht vorhanden ist, true zurückgeben
if ($bEmptyPost) {
return true;
}
// regular expression prüfungen
if (!empty($field['valid'])) {
switch ($field['valid']) {
case 'textmitumbruch':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^[\n\r,;:\. ÄÖÜäöüß\-\+\*§$%&\/()=?!\"'\w\d]*$/"]])) {
return false;
}
break;
case 'simpletext':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^[\w]*$/i"]])) {
return false;
}
break;
case 'text':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^[,;:\. ÄÖÜäöüß\-\+\*§$%&\/()=?!\"'\w\d]*$/"]])) {
return false;
}
break;
case 'phone':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^(\(?([\d \-\)\–\+\/\(]+){6,}\)?([ .\-–\/]?)([\d]+))$/"]])) {
return false;
}
break;
case 'integer':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^\d*$/"]])) {
return false;
}
break;
case 'float':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^[+-]?([0-9]*[.])?[0-9]+$/"]])) {
return false;
}
break;
case 'date':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^[0-9]{1,2}.[0-9]{1,2}.[0-9]{2,4}$/"]])) {
return false;
}
break;
case 'email':
if (!filter_var($sPostFieldValue, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => "/^[öäüéàèâêîç_a-z0-9-]+(\.[öäüéàèâêîç_a-z0-9-]+)*@[öäüéàèâêîça-z0-9-]+(\.[öäüéàèâêîça-z0-9-]+)*$/"]])) {
return false;
}
break;
}
}
// grössenbereich bei integer und float prüfen
if (!empty($field['minvalue']) && $sPostFieldValue < $field['minvalue'])
return false;
if (!empty($field['maxvalue']) && $sPostFieldValue > $field['maxvalue'])
return false;
// längenbereich bei allen typen prüfen
if (!empty($field['minlength']) && strlen($sPostFieldValue) < $field['minlength'])
return false;
return !(!empty($field['maxlength']) && strlen($sPostFieldValue) > $field['maxlength']);
}
public function process(): void
{
if (!isset($_POST['sent'])) {
$this->formOutput();
} elseif ($this->formComplete()) {
$this->success();
} else {
$this->formOutput(true);
}
}
}
if (cRegistry::isBackendEditMode()) {
echo "
";
echo "" . mi18n("Formularkonfiguration") . "
";
echo "" . mi18n("Hier ist das Formular sowie der Text einzugeben, der zusammen mit dem Formular ausgegeben werden soll:") . "
";
echo "CMS_HTML[100]";
echo "" . mi18n("Hier ist die Ausgabe einzugeben, die erscheint, wenn das Formular erfolgreich verschickt wurde:") . "
";
echo "CMS_HTML[101]";
echo "
";
} else {
$form = new FormGenerator($captchaInstalled, $sess);
$form->addEmailAdress("CMS_VALUE[0]");
$form->setEmailSubject("CMS_VALUE[1]");
$form->setEmailFrom("CMS_VALUE[2]", "CMS_VALUE[3]");
$form->setBackgroundError("CMS_VALUE[4]");
$form->setForm("CMS_HTML[100]");
$form->setAnswer("CMS_HTML[101]");
$form->process();
}
?>