<?
	$captcha = array();

	switch($_GET["action"]):
		case 'createcaptcha' :
		$uniqid = array( uniqid().'0', uniqid().'1', uniqid().'2', uniqid().'3', uniqid().'6', uniqid().'5', uniqid().'7' );
		$captcha["Q"] = $uniqid[0];
		$captcha["A"] = $uniqid[1];
		$randNumber = rand( 0, 2 );
		switch ( $randNumber ) {
			case 0 : {
				$num1 = rand(0,5);
				$num2 = rand(0,4);
				$num3 = $num1 + $num2;
				$text = 'blank  '.$num1.'  blank  plus  blank  '.$num2.'  blank  equal  blank  ';
				$captcha["Ans"] = $num3;
				$captcha[$uniqid[1]] = "image:::".$text.":::".$uniqid[1].":::"."13";
				$captcha[$uniqid[0]] = "text:::"."Resolve this operation.".":::".$uniqid[0].":::"."17";
				echo $randNumber.'/+/'.$captcha[$uniqid[0]].'/+/'.$captcha[$uniqid[1]].'/+/'.$captcha["Ans"];
			} break;

			case 1 : {

				$char1 = "candle  ";
				$char2 = "bubble  ";
				$char3 = "beetle  ";
				$text = '';
				$num1 = 0;
				$num2 = 0;
				$num3 = 0;
				for($i = 0;$i<9;$i++) {
					switch (rand(1,3)) {
						case 1 : {
							$num1 ++;
							$text .= $char1;
						} break;
						case 2 : {
							$num2 ++;
							$text .= $char2;
						} break;
						case 3 : {
							$num3 ++;
							$text .= $char3;
						} break;
					}
				}
				$captcha[$uniqid[1]] = "image:::".$text.":::".$uniqid[1].":::"."0";
				if(rand(0,1)) {
					$captcha[$uniqid[0]] = "image:::".$char1.":::".$uniqid[0].":::"."0";
					$captcha["Ans"] = $num1;
				} else if (rand(0,1)) {
					$captcha[$uniqid[0]] = "image:::".$char2.":::".$uniqid[0].":::"."0";
					$captcha["Ans"] = $num2;
				} else {
					$captcha[$uniqid[0]] = "image:::".$char3.":::".$uniqid[0].":::"."0";
					$captcha["Ans"] = $num3;
				}
				echo $randNumber.'/+/'.$captcha[$uniqid[0]].'/+/'.$captcha[$uniqid[1]].'/+/'.$captcha["Ans"];
			} break;

			case 2 : {

				$numbers = array( "smile1", "smile2", "smile3", "smile4", "smile5", "smile6" );
				shuffle ( $numbers );
				array_splice( $numbers, -2, 2, array( "smile0" ) );
				shuffle ( $numbers );
				$i = 1;
				foreach ( $numbers as $num ) {
					$text .= $num.'  blank  ';
					if( $num == "smile0" )
						$captcha["Ans"] = $i;
					$i++;
				}
				$captcha[$captcha["Q"]] = "image:::"."smile0  ".":::".$captcha["Q"].":::"."0";
				$captcha[$captcha["A"]] = "image:::".$text.":::".$captcha["A"].":::"."0";
				echo $randNumber.'/+/'.$captcha[$captcha["Q"]].'/+/'.$captcha[$captcha["A"]].'/+/'.$captcha["Ans"];
			} break;

		}
		break;

	case 'createimage' :
		$arr =  explode( ':::', urldecode($_GET["img"]));
		if ($arr[0] == 'image')
			createimgimg($arr[1],$arr[2],$arr[3]);
		else
			createtextimg($arr[1],$arr[2],$arr[3]);
	break;
	case 'resetimage' :
		unlink($captcha);
		break;
	case 'checkAnswer' :
		$answer = $_POST["ans"];
		$ans1 = $_GET["ans1"];
		$ans2 = $_GET["ans2"];
		$ans3 = $_GET["ans3"];
		if( ( $ans1==$answer && $ans2=='' && $ans3=='undefined' ) || ( $ans1=='' && $ans2==$answer && $ans3=='undefined' ) || ( $ans1=='' && $ans2=='' && $ans3=='ans4'.$answer ) ) {

			send_contact($_POST["name"], $_POST["mail"], $_POST["subject"], $_POST["message"]);

			echo "Right";
		} else {
			echo "Wrong";
		}
		break;
	endswitch;

function createimgimg( $img, $filename, $num ){
	$allimg = explode ( '  ', $img );
	array_pop($allimg) ;
	$im = imagecreate(360, 60);

	// White background and blue text
	$bg = imagecolorallocate($im, 0x88, 0x88, 0x88);
	$textcolor = imagecolorallocate($im, 0, 0, 255);

	$i = 0;
	foreach ( $allimg as $value ) {
		if ($value!="blank") {
			$src = imagecreatefromjpeg('./captcha_image/'.$value.'.jpg');
			imagecopymerge($im, $src, $i, $num, 0, 0, imagesx ($src), imagesy ($src),100);
		}
		$i += 40;
	}

	imagejpeg($im,"",100);
	imagedestroy($im);
}


function createtextimg($text,$filename, $fontsize ) {
	$im = imagecreate(60, 30);
	$bg = imagecolorallocate($im, 0x88, 0x88, 0x88);
	$textcolor = imagecolorallocate($im, 0xee, 0xee, 0xee);

	$font = './trebuc.ttf';
	imagettftext($im, $fontsize, 0, 4, 23, $textcolor, $font, $text);

	var_dump($im);
	exit();

	imagejpeg($im,"",100);
	imagedestroy($im);
}

function send_contact($sender_name, $sender_email, $subject, $message) {
	include_once('config.inc.php');

	// Send email only if email is confirmed
	if ( EMAIL_CONFIRMED ) {
		include_once('class.phpmailer.php');

		// Filter Mail Components
		$subject      = stripslashes(trim($subject));
		$content      = file_get_contents('./contact_content.tpl', true);
		$header_tpl   = '<strong>'.$sender_name.'</strong> '
			.'&lt;<a href="mailto:'.$sender_email.'">'.$sender_email.'</a>&gt;';
		$header       = str_replace('xxx', $header_tpl, CONTENT);

		$str_search   = array('{sendername}', '{senderemail}', '{sitename}', '{subject}', '{header}', '{message}');
		$str_replace  = array($sender_name, $sender_email, SITE_URL, $subject, $header, $message);

		$subject      = str_replace($str_search, $str_replace, SUBJECT);
		$message      = str_replace($str_search, $str_replace, $content);

		// Set Host to connect to
		$mail = new PHPMailer();
		$mail->isSMTP();
		$mail->Host = HOSTNAME_MTA_PUBLISH;

		// Sender and Return Address
		$mail->setFrom(SENDER_EMAIL, SENDER_NAME);
		$mail->addReplyTo($sender_email, $sender_name);
		$mail->addAddress(RECEIVER_EMAIL, RECEIVER_NAME.' '.RECEIVER_LASTNAME);

		// set intialize of mailer
		$mail->CharSet = 'UTF-8';
		$mail->Encoding = '7bit';

		// set reciever
		$mail->Subject = $subject;
		$mail->msgHTML($message);

		// Actually send the mail
		$mail->send();
	}
}
?>