function nvweb_contact($vars = array())
{
global $website;
global $DB;
global $current;
global $webgets;
global $dictionary;
global $webuser;
global $theme;
global $events;
$webget = 'contact';
if (!isset($webgets[$webget])) {
$webgets[$webget] = array();
global $lang;
if (empty($lang)) {
$lang = new language();
$lang->load($current['lang']);
}
// default translations
$webgets[$webget]['translations'] = array('name' => t(159, 'Name'), 'email' => t(44, 'E-Mail'), 'message' => t(380, 'Message'), 'fields_blank' => t(444, 'You left some required fields blank.'), 'contact_request_sent' => t(445, 'Your contact request has been sent. We will contact you shortly.'), 'contact_request_failed' => t(446, 'We\'re sorry. Your contact request could not be sent. Please try again or find another way to contact us.'), 'receipt_confirmation' => t(650, 'Receipt confirmation'));
// theme translations
// if the web theme has custom translations for this string subtypes, use it (for the user selected language)
/* just add the following translations to your json theme dictionary:
"name": "Name",
"email": "E-Mail",
"message": "Message",
"fields_blank": "You left some required fields blank.",
"contact_request_sent": "Your contact request has been sent. We will contact you shortly.",
"contact_request_failed": "We're sorry. Your contact request could not be sent. Please try again or find another way to contact us.",
"receipt_confirmation": "Receipt confirmation"
*/
if (!empty($website->theme) && method_exists($theme, 't')) {
foreach ($webgets[$webget]['translations'] as $code => $text) {
$theme_translation = $theme->t($code);
if (!empty($theme_translation) && $code != $theme_translation) {
$webgets[$webget]['translations'][$code] = $theme_translation;
}
}
}
}
if (empty($vars['notify'])) {
$vars['notify'] = 'alert';
}
$out = '';
switch (@$vars['mode']) {
case 'send':
if (!empty($_POST)) {
// a page may have several forms, which one do we have to check?
if (!empty($vars['form'])) {
list($field_name, $field_value) = explode('=', $vars['form']);
$field_name = trim($field_name);
$field_value = trim($field_value);
if ($_POST[$field_name] != $field_value) {
return;
}
}
// try to check if this send request really comes from the website and not from a spambot
if (parse_url($_SERVER['HTTP_REFERER'], PHP_URL_HOST) != $website->subdomain . '.' . $website->domain && parse_url($_SERVER['HTTP_REFERER'], PHP_URL_HOST) != $website->domain) {
return;
}
// prepare fields and labels
$fields = explode(',', @$vars['fields']);
$labels = explode(',', @$vars['labels']);
if (empty($labels)) {
$labels = $fields;
}
$labels = array_map(function ($key) {
global $webgets;
global $theme;
$key = trim($key);
$tmp = $theme->t($key);
if (!empty($tmp)) {
return $tmp;
} else {
return $webgets['contact']['translations'][$key];
}
}, $labels);
$fields = array_combine($fields, $labels);
// $fields = array( 'field_name' => 'field_label', ... )
// check required fields
$errors = array();
$required = array();
if (!empty($vars['required'])) {
$required = explode(',', $vars['required']);
}
if (!empty($required)) {
foreach ($required as $field) {
$field = trim($field);
$value = trim($_POST[$field]);
if (empty($value)) {
$errors[] = $fields[$field];
}
}
if (!empty($errors)) {
return nvweb_contact_notify($vars, true, $webgets[$webget]['translations']['fields_blank'] . ' (' . implode(", ", $errors) . ')');
}
}
// create e-mail message and send it
$message = nvweb_contact_generate($fields);
// prepare any attachment to be sent
$attachments = array();
foreach ($fields as $field => $label) {
if (isset($_FILES[$field]) && $_FILES[$field]['error'] == 0) {
$attachments[] = array('file' => $_FILES[$field]['tmp_name'], 'name' => $_FILES[$field]['name']);
}
}
$subject = $vars['subject'];
if (!empty($subject)) {
$subject = ' | ' . $theme->t($subject);
}
$subject = $website->name . $subject;
$sent = nvweb_send_email($subject, $message, $website->contact_emails, $attachments);
if ($sent) {
if (!empty($vars['receipt_confirmation_email'])) {
$confirmation_email = '';
if ($vars['receipt_confirmation_email'] == 'webuser') {
$confirmation_email = $webuser->email;
} else {
$confirmation_email = $_POST[$vars['receipt_confirmation_email']];
}
if (!empty($confirmation_email)) {
nvweb_send_email($subject . ' (' . $webgets[$webget]['translations']['receipt_confirmation'] . ')', $message, $confirmation_email, $attachments);
}
}
$events->trigger('contact', 'sent', array('subject' => $subject, 'message' => $message, 'form' => @$vars['form'], 'emails' => $website->contact_emails));
$out = nvweb_contact_notify($vars, false, $webgets[$webget]['translations']['contact_request_sent']);
} else {
$out = nvweb_contact_notify($vars, true, $webgets[$webget]['translations']['contact_request_failed']);
}
}
}
return $out;
}
