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contact.php
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contact.php
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<?php
/**
* Class file to handle user requests for contact form
*
* LICENSE:
*
* This source file is subject to the licensing terms that
* is available through the world-wide-web at the following URI:
* http://codecanyon.net/wiki/support/legal-terms/licensing-terms/.
* The buyers have extended license are hence certified to use or
* extend the functionality of this file or re-sell after modification.
*
* This file is licensed to be used with Eventify theme and the
* same can be resold/redistributed with the terms subject to those
* are specified for extended license at Envato marketplace in the above link
*
* PHP version >= 5.3
*
* @category ContactForm
* @package ContactForm
* @author Kirti Kumar Nayak, India <thebestfreelancer.in@gmail.com>
* @copyright 2013 TheBestFreelancer,
* @license http://codecanyon.net/wiki/support/legal-terms/licensing-terms/ CodeCanyon
* @version Release 1.9
* @link http://demos.thebestfreelancer.in/phpcontact/
* @tutorial http://demos.thebestfreelancer.in/phpcontact/documentation/
*/
/**
* Check if Contact class exists or not and define if not
*/
if (!class_exists('Contact')) {
/**
* Class to handle contact form requests handled via url
*
* This is a singleton pattern class and can be called via static methods
*
* @category ContactForm
* @package ContactForm
* @author Kirti Kumar Nayak, India <thebestfreelancer.in@gmail.com>
* @copyright 2013 TheBestFreelancer,
* @license http://codecanyon.net/wiki/support/legal-terms/licensing-terms/ CodeCanyon
* @version Release 1.9
* @link http://demos.thebestfreelancer.in/phpcontact/
* @tutorial http://demos.thebestfreelancer.in/phpcontact/documentation/
*/
class Contact
{
// {{{ properties
/**
* private variable to store any string
* mainly used to store user submitted data
*
* @access private
* @var string The string submitted by user/visitor
*/
private $_str;
/**
* private variable to store a string of allowable HTML tags
* to be used against code / CSFR / XSS attacks by visitors/hackers
*
* @access private
* @var string The allowable html tags for user
*/
private $_allowedHTML;
/**
* private variable to store
* an array of restricted HTML/special characters
* to be used against code / CSFR / XSS attacks by visitors/hackers
*
* @access private
* @var string The restricted special characters/strings for user
*/
private $_restrictedChars;
/**
* private property to store mail receivers/admin
*
* @access private
* @var string The e-mail id(s) who will receive the mail
*/
private $_receiver;
/**
* private property to hold the lowercase letter set
* to be used to generate random string
*
* @access private
* @var string The lowercase character set string
*/
private $_lowerCaseChars;
/**
* private property to hold the uppercase letter set
* to be used to generate random string
*
* @access private
* @var string The uppercase character set string
*/
private $_upperCaseChars;
/**
* private property to hold the numeric character set
* to be used to generate random string
*
* @access private
* @var string The numeric character set string
*/
private $_numericChars;
/**
* private property to hold the special character set
* to be used to generate random string
*
* @access private
* @var string The special character set string
*/
private $_specialChars;
/**
* private variable for random characters used by captcha method
*
* @access private
* @var string The character set from which captcha should be generated
*/
private $_charSet;
/**
* Private variable to store captcha type
* if you have no GD library installed you may switch over to
* Javascript captcha
*
* @access private
* @var string The type of the captcha wanted
*/
private $_captchaType;
/**
* Private variable to store captcha width
*
* @access private
* @var int The height of the captcha image
*/
private $_captchaWidth;
/**
* Private variable to store the captcha height
*
* @access private
* @var int The height of the captcha image
*/
private $_captchaHeight;
/**
* Private variable to store the location of the font to be used in captcha image
*
* @access private
* @var string The path string of the ttf font file
*/
private $_captchaFontLocation;
/**
* Private variable to store the captcha image font size
*
* @access private
* @var float The font size for the captcha image
*/
private $_captchaFontSize;
/**
* Private variable to store the captcha string angle
*
* @access private
* @var float The angle of the captcha string
*/
private $_captchaCharAngle;
/**
* private variable to hold mail type
* expected values 'plain' / 'html'
*
* @access private
* @var string The string describing mail type
*/
private $_mailType;
/**
* private variable to store plain template
*
* @access private
* @var string The plain mail template string
*/
private $_plainMailTemplate;
/**
* private variable to store html template
*
* @access private
* @var string The html mail template string
*/
private $_htmlMailTemplate;
/**
* private variable to store html reply template
*
* @access private
* @var string The html reply mail template string
*/
private $_replyHtmlMailTemplate;
/**
* private variable to contain response and to be converted into json
*
* @access private
* @var mixed Json data object for page responses
*/
private $_response;
/**
* private variable to store system auto response mail id
*
* @access private
* @var string The name and e-mail string of the system
*/
private $_autoResponder;
/**
* private static variable to hold class object
*
* @access private
* @staticvar
* @var object The current class object
*/
private static $_classObject;
// }}}
// {{{ __construct()
/**
* Default constructor class to initialize variables and page data.
* Accoring to singleton class costructor must be private
*
* @return void
* @access private
*/
private function __construct()
{
/*
* set Error Reporting to all
*/
error_reporting(E_ALL | E_STRICT);
/*
* Initialize a session if not started yet
* YOU MUST ENABLE THIS IF WANT TO USE CAPTCHA !!!!!!!!!!!!
*/
/*if (session_id() === '') {
session_start();
}
/*
* Set the receiver e-mail of the mail
* CHANGE IT ACCORDING TO NEEDS
*/
$this->_receiver = 'yourname@yourdomain.com';
/*
* initialize the allowed html tags which user/visitor can
* use to send a html formatted message
* define more if you want
*/
$this->_allowedHTML = '<a><br><div><p><span><strong>';
$this->_allowedHTML .= '<h1><h2><h3><h4><h5><h6><hr>';
$this->_allowedHTML .= '<table><tr><td><th><thead><tfoot>';
/*
* initialize the allowed html tags which user/visitor can
* use to send a html formatted message
* define more if you want
*/
$this->_restrictedChars = array('"', 'javascript', '()', '\\');
/*
* Main user configurations start
* You may edit as per your need from here
* Please refer to documentation if you face problems
* Or you may ask me in the support section
*/
// captcha configurations
/*
* define captcha type as php
* you may use javascript captcha too
* possible values: php, js
*/
$this->_captchaType = 'php';
/*
* initialize captcha image width
* it is defined as per the html design
*/
$this->_captchaWidth = 70;
/*
* initialize the captcha image height
* defined optimum for the design
*/
$this->_captchaHeight = 30;
/*
* initialize the font file location to be used for captcha characters
* it must be a valid ttf font file at the specified location
*/
$this->_captchaFontLocation = './MONOFONT.TTF';
/*
* initialize the font size of the captcha string
* by default the maximum defined i.e. 80% of the image height
*/
$this->_captchaFontSize = $this->_captchaHeight * 0.8;
/*
* initialize the characters angle for the captcha
* it is randomly set between -2 and 2
* as the image height and font size are set
*/
$this->_captchaCharAngle = rand(-2, 2);
/*
* initialize the lowercase character set from a-z
*/
$this->_lowerCaseChars = 'abcdefghijklmopqrstuvwxyz';
/*
* initialize the uppercase character set from A-Z
*/
$this->_upperCaseChars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
/*
* initalize the numeric character set from 0-9
*/
$this->_numericChars = '0123456789';
/*
* initialize the special character set (add more or delete if you like)
*/
$this->_specialChars = '!$%^&*+#~/|';
/*
* initialize the captcha characters as null
*/
$this->_charSet = '';
// mail configurations
/*
* Initialize mail type to catch user preferences
* change it if you want plain mail witout any formatting
*/
$this->_mailType = 'html';
/*
* initiate auto reply system name and e-mail
* Change it accodting to your needs
*/
$this->_autoResponder = 'noreply@yourdomain.com';
/*
* Initialize plain mail content template
*/
$this->_plainMailTemplate = '{userMessage}';
$this->_plainMailTemplate .= "\r\n\r\n\r\n" . 'From';
$this->_plainMailTemplate .= "\r\n" . 'Name : {userFullName}';
$this->_plainMailTemplate .= "\r\n" . 'E-Mail : {userEmail}';
// check for optional fields and add them if they are set
/*if (isset($_POST['phone']) and (trim($_POST['phone']) !== '')) {
$this->_plainMailTemplate .= "\r\n" . 'Phone : {userPhone}';
}
if (isset($_POST['url']) and (trim($_POST['url']) !== '')) {
$this->_plainMailTemplate .= "\r\n" . 'URL : {userUrl}';
}
/*
* define html mail content template
*/
$this->_htmlMailTemplate = '<html><body>';
$this->_htmlMailTemplate .= '<table style="margin:0 auto;padding:20px;width:90%;display:block;color:#000;background-color:#dddfea;font-family:Tahoma;border-radius:10px"><tr>';
$this->_htmlMailTemplate .= '<td style="padding:5px;width:100%;display:block">';
$this->_htmlMailTemplate .= '<p>{userMessage}</p>';
$this->_htmlMailTemplate .= '</td></tr>';
$this->_htmlMailTemplate .= '<tr><td style="margin-top:10px;padding-left:10px;font-weight:700;font-family:seriff;font-style:italic">';
$this->_htmlMailTemplate .= '<h4>From</h4></td></tr>';
$this->_htmlMailTemplate .= '<tr><td><hr />Name : {userFullName}</td></tr>';
$this->_htmlMailTemplate .= '<tr><td>E-Mail : {userEmail}</td></tr>';
// check for optional fields and add them if they are set
/*if (isset($_POST['phone']) and (trim($_POST['phone']) !== '')) {
$this->_htmlMailTemplate .= '<tr><td>Phone : {userPhone}</td></tr>';
}
if (isset($_POST['url']) and (trim($_POST['url']) !== '')) {
$this->_htmlMailTemplate .= '<tr><td>URL : {userUrl}</td></tr>';
}*/
$this->_htmlMailTemplate .= '</table></body></html>';
/*
* define reply html mail content template
*/
$this->_replyHtmlMailTemplate = '<html><body>';
$this->_replyHtmlMailTemplate .= '<table style="margin:0 auto;padding:20px;width:100%;display:block;color:#000;font-family:Tahoma">';
$this->_replyHtmlMailTemplate .= '<tr><td style="padding:10px;width:90%;display:block">';
$this->_replyHtmlMailTemplate .= 'Dear {userName}</td></tr>';
$this->_replyHtmlMailTemplate .= '<tr><td><p>We just received your following mail.<br />We\'ll reach you as soon as possible.</p><br /></td></tr>';
$this->_replyHtmlMailTemplate .= '<tr><td><i style="font-size:10px">This is an auto generated reply. Please <strong>do not reply to this e-mail</strong></i></td></tr>';
$this->_replyHtmlMailTemplate .= '<tr><td style="padding:15px;font-weight:normal;font-size:11px;border:#ccc 1px solid;border-radius:8px">';
$this->_replyHtmlMailTemplate .= '<p>{userMessage}</p></td></tr>';
$this->_replyHtmlMailTemplate .= '<tr><td style="margin-top:10px;padding-left:10px;font-weight:700;font-family:seriff;font-style:italic">';
$this->_replyHtmlMailTemplate .= '<h4>From</h4></td></tr><tr><td>';
$this->_replyHtmlMailTemplate .= $this->_autoResponder;
$this->_replyHtmlMailTemplate .= '</td></tr>';
$this->_replyHtmlMailTemplate .= '</body></html>';
// output configurations
/*
* initialize page contents as null
*/
$this->_pageContents = '';
/*
* set page compression to true
* you may set this false
* if you don't like to compress the page contents
*/
$this->_pageCompression = true;
/*
* Initialize the response variable as null
*/
$this->_response = array(
'status' => '',
'message' => '',
'control' => ''
);
}
// }}}
// {{{ getObject()
/**
* Method to return singleton class object.
* returns current class object if already present
* else creates one
*
* @return object The current class object
* @access public
* @static
*
*/
public static function getObject()
{
/*
* check if class not instantiated
*/
if (self::$_classObject === null) {
/*
* then create a new instance
*/
self::$_classObject = new self();
}
/*
* return the class object to be used
*/
return self::$_classObject;
}
// }}}
// {{{ _getRandomChars
/**
* Generate string of random characters
*
* @param int $length Length of the string to generate
* @param bool $lowerCaseChars Include lower case characters
* @param bool $upperCaseChars Include uppercase characters
* @param bool $numericChars Include numbers
* @param bool $specialChars Include special characters
*
* @access private
* @return string The random character string
*/
private function _getRandomChars (
$length = 5,
$lowerCaseChars = true,
$upperCaseChars = true,
$numericChars = true,
$specialChars = false
) {
/**
* variable to store a random character index every time
* @access private
* @var int The random character index out of character set
*/
$charIndex = '';
/**
* variable to store a random character every time
* @access private
* @var char The random character out of character set
*/
$char = '';
/**
* variable to store a random character set every time
* @access private
* @var int The random character setof length 5 out of character set
*/
$resultChars = '';
/*
* check if user has opted for lowercase characters
* if true, then add it to the character set
*/
if ($lowerCaseChars === true) {
$this->_charSet .= $this->_lowerCaseChars;
}
/*
* Check if user has opted for uppercase characters
* If true, add it to the character set
*/
if ($upperCaseChars === true) {
$this->_charSet .= $this->_upperCaseChars;
}
/*
* Check if user has opted for numeric characters
* If true, add it to the character set
*/
if ($numericChars === true) {
$this->_charSet .= $this->_numericChars;
}
/*
* Check if user has opted for uppercase characters
* If true, add it to the character set
*/
if ($specialChars === true) {
$this->_charSet .= $this->_specialChars;
}
/*
* Check if length has given greater than 0 else return null
*/
if (($length < 0) || ($length == 0)) {
return $resultChars;
}
/*
* create a loop to get random 5 characters from the character set
*
*/
for ($i = 0; $i < $length; $i++) {
/*
* get the character randomly
* by selecting between 0 to length of the charSet
*/
$charIndex = rand(0, strlen($this->_charSet));
$char = substr($this->_charSet, $charIndex, 1);
$resultChars .= $char;
}
return $resultChars;
}
// }}}
// {{{ respondRequest()
/**
* Method to respond to the requests via url
*
* @param bool $pageCompression Option for the output data to be compressed or not
* @param mixed $mapOptions The option to show/hide, logitude, latitude for Google Map
* @param string $companyName The name of your company
* @param string $address The address of your company
* @param string $captchaType The type of captcha wanted, possible values: php, js
* @param string $mailType The type of mail to be sent, possible values: html, text
* @param string $emails The address of mail to send, possible values: as specified
* @param string $autoResponder The address of reply mail to be sent back to the visitor
*
* @return mixed May output page HTML string or JSON validation data
* @access public
*/
public function respondRequest(
$captchaType,
$mailType,
$emails,
$autoResponder
) {
/*
* assign captcha type as user has defined
* you may use javascript captcha too
* possible values: php, js
*/
$this->_captchaType = $captchaType;
/*
* assign mail type to catch user preferences
* change it if you want plain mail witout any formatting
*/
$this->_mailType = $mailType;
/*
* set page compression to user defined
* you may set this false
* if you don't like to compress the page contents
*/
$this->_receiver = $emails;
/*
* set page compression to user defined
* you may set this false
* if you don't like to compress the page contents
*/
$this->_autoResponder = $autoResponder;
/*
* catch the get variable
* if set then act accordingly
*/
if (isset($_GET['req'])) {
/*
* switch over the request and respond accordingly
*/
switch ($_GET['req']) {
case 'captcha':
/*
* call the method to create the captcha image
*/
$this->createCaptcha();
break;
case 'captchaimg':
/*
* check if user has opted php captcha and GD library present
* if user has them both then
* call the method to create the captcha image
* else just return the captcha characters
*/
if (extension_loaded('gd') and ($this->_captchaType==='php')) {
/*
* return an image tag
*/
echo '<img src="' . $_SERVER['PHP_SELF'] . '?req=captcha&tm='.time().'" alt="Captcha Image" title="Click to get new challenge" />';
} else {
/*
* take two variables with random integer values,
* then add them and save in session to verify
* @var int Integers to work as captcha
*/
$a = rand(1, 9);
$b = rand(1, 9);
/*
* Assign the characters to a session variable
*/
$_SESSION['CaptchaChars'] = $a+$b;
/*
* Close the session write buffer to avoid overwriting
*/
session_write_close();
/*
* simply output the characters only
*/
echo '<h5>'.$a.' + '.$b.' =</h5>';
}
break;
default:
/*
* call the method to validate and send the message
*/
$this->sendMail();
break;
}
/*
* validate the name must not be empty
* and send json data
*/
} else {
/*
* call the method to validate and send the message
*/
$this->sendMail();
}
}
// }}}
// {{{ createCaptcha()
/**
* Method to create captcha image for bot verification
*
* @return mixed Image for captcha
* @throws Exception GD or general exceptions
* @access public
*/
public function createCaptcha()
{
try {
/*
* Assign the characters to a session variable
*/
$_SESSION['CaptchaChars'] = $this->_getRandomChars(5, false, true, true, false);
/*
* Close the session write buffer to avoid overwriting
*/
session_write_close();
/*
* Create a 100 X 30 image and assign it to a var
*/
$img = imagecreatetruecolor($this->_captchaWidth, $this->_captchaHeight);
/*
* create a white color
*/
$white = imagecolorallocate($img, 255, 255, 255);
/*
* Create a black color to write the characters prominently
*/
$black = imagecolorallocate($img, 0, 0, 0);
/*
* fill the rectangular image with white background
*/
imagefilledrectangle($img, 0, 0, 399, 30, $white);
/*
* Write the string inside the image
* with black color
*/
imagettftext(
$img,
$this->_captchaFontSize,
$this->_captchaCharAngle,
2,
25,
$black,
$this->_captchaFontLocation,
$_SESSION['CaptchaChars']
);
/*
* generating dots randomly in background
* to make an image noise
* if you want more noise replace the argument 5
* as per your requirement
*/
for ( $i=0; $i<5; $i++ ) {
imagefilledellipse(
$img,
mt_rand(0, $this->_captchaWidth),
mt_rand(0, $this->_captchaHeight),
2,
3,
0
);
}
/*
* generating lines randomly in background of image
* for more noise
* if you want more noise replace the argument 10
* as per your requirement
*/
for ( $i=0; $i<10; $i++ ) {
imageline(
$img,
mt_rand(0, $this->_captchaWidth),
mt_rand(0, $this->_captchaHeight),
mt_rand(0, $this->_captchaWidth),
mt_rand(0, $this->_captchaHeight),
0
);
}
/*
* Output the image
*/
header('Content-Type: image/gif');
/*
* output a gif image
*/
imagegif($img);
/*
* destroy the image to save server space
*/
imagedestroy($img);
}
catch(Exception $ex) {
die('Oh no.. Something gone wrong... Details: ' . $ex->getMessage());
}
}
// }}}
// {{{ _cleanSubmittedData()
/**
* The following method makes a variable safe
* as that may contain unacceptable formats or data
* to prevent security holes those may be a threat
*
* @param mixed $submittedData The data submitted by the user to be filtered
*
* @return mixed Cleaned data submitted by the user
* @access protected
*/
protected function _cleanSubmittedData($submittedData)
{
try {
/*
* check if the data is an array or not
*/
if (!is_array($submittedData)) {
/*
* if that is not an array, treat that as a string
*/
$this->_str = $submittedData;
/*
* trim the spaces if any
*/
$this->_str = trim($this->_str);
/*
* check if magic quotes are on or not
* if on then it must have inserted slashes before quotes and slashes
*/
if (get_magic_quotes_gpc()) {
/*
* if magic quotes are on, it inserts a slash before any quotes, hence remove them
*/
$this->_str = stripslashes($this->_str);
}
/*
* escape the data and insert null where restricted characters found
*/
$this->_str = str_ireplace($this->_restrictedChars, "", $this->_str);
/*
* allow the tags for user and strip off rest of them
*/
$this->_str = strip_tags($this->_str, $this->_allowedHTML);
/*
* now return the cleaned data
*/
return $this->_str;
} else {
/**
* var to keep cleaned data array for a temporary period
* so that they can be returned in cleaned state
* and acceptable format
*
* @var mixed The injection cleaned data array
* @access private
*/
$cleanArr = array();
/*
* if the data is an array
* fetch the array values one by one by the loop
*/
foreach ($submittedData as $pointer=>$str) {
/*
* Recursively call clean function if the data is array
*/
$cleanArr[$pointer]=$this->_cleanSubmittedData($str);
}
/*
* return the cleaned data array
*/
return $cleanArr;
}
}
catch(Exception $ex) {
/*
* Catch any Exceptions occured
*/
die('There seems an error while cleaning user submitted data. Description: '. $ex->getMessage());
}
}
// }}}
// {{{ sendMail()
/**
* Method to send normal mail
*
* @return string JSON data object for success or failure
* @access public
*/
public function sendMail()
{
/*
* clean up the user submitted data with the defined method
*/
$submittedData = $this->_cleanSubmittedData($_POST);
/*
* validate the form data
*/
if (!isset($submittedData['contact_name']) or ($submittedData['contact_name'] === '')) {
/*
* fill out the response array variable
* with alert/error message having bootstrap styles
*/
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable"><button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button>';
$this->_response['message'] .= 'Please Enter your Name'.$submittedData['contact_name'];
$this->_response['message'] .= '</div>';
/*
* output the json data by converting the response array into a json format
*/
echo json_encode($this->_response);
/*
* exit the script
*/
exit(0);
}
/*
* validate email via php predefined (inbuilt) function
*/
if (!isset($submittedData['contact_email']) or (strlen(filter_var($submittedData['contact_email'], FILTER_VALIDATE_EMAIL)) < 1)) {
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable"><button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button>';
$this->_response['message'] .= 'Please Enter your Valid E-Mail';
$this->_response['message'] .= '</div>';
echo json_encode($this->_response);
exit(0);
}
/*
* validate the phone number correct or not if entered
* enable if you want to validate phone number
*/
/*if (isset($submittedData['phone']) and !empty($submittedData['phone']) and (!preg_match('/^(\+[1-9][0-9]*(\([0-9]*\)|-[0-9]*-))?[0]?[1-9][0-9\- ]*$/', $submittedData['phone']))) {
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable">';
$this->_response['message'] .= 'Please Enter a correct phone number';
$this->_response['message'] .= '<button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>';
$this->_response['control'] = 'phone';
echo json_encode($this->_response);
exit(0);
}
/*
* validate the url correct or not if entered
* enable this if you want to validate url
*/
/*if (isset($submittedData['url']) and !empty($submittedData['url']) and (!preg_match('/(http|ftp|https):\/\/[\w-]+(\.[\w-]+)+([\w.,@?^=%&:\/~+#-]*[\w@?^=%&\/~+#-])?/', $submittedData['url']))) {
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable">';
$this->_response['message'] .= 'Please Enter a correct URL';
$this->_response['message'] .= '<button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>';
$this->_response['control'] = 'url';
header("Content-Type: application/json");
echo json_encode($this->_response);
exit(0);
}
/*
* validate subject for empty value
*/
if (!isset($submittedData['contact_subject']) or ($submittedData['contact_subject']==='')) {
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable"><button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button>';
$this->_response['message'] .= 'Please Enter a Subject';
$this->_response['message'] .= '</div>';
echo json_encode($this->_response);
exit(0);
}
/*
* validate the message empty or blank
*/
if (!isset($submittedData['contact_message']) or ($submittedData['contact_message'] === '')) {
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable"><button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button>';
$this->_response['message'] .= 'Please Enter your Message';
$this->_response['message'] .= '</div>';
echo json_encode($this->_response);
exit(0);
}
/*
* Enable this if you want to validate captcha
*/
/*if (!isset($submittedData['captcha']) or !isset($_SESSION['CaptchaChars']) or ($submittedData['captcha'] !== (string)$_SESSION['CaptchaChars'])) {
$this->_response['status'] = 'error';
$this->_response['message'] = '<div class="alert alert-danger alert-dismissable">';
$this->_response['message'] .= 'Please Enter The Captcha Correctly';
$this->_response['message'] .= '<button type="button" class="close" data-dismiss="alert" aria-hidden="true">×</button></div>';
$this->_response['control'] = 'captcha';
echo json_encode($this->_response);
exit(0);
}
/*
* Build up the mail and
* Set headers first, else the mail may be caught as spam
*/
$headers = array();
$headers[] = "MIME-Version: 1.0";
// set content type according to the option supplied
if ($this->_mailType === 'html') {
$headers[] = "Content-type: text/html; charset=iso-8859-1";
} else {
$headers[] = "Content-type: text/plain; charset=iso-8859-1";
}