<?php
/**
 * MailSender
 * Per utilitzar PHPMailer de forma molt més senzilla i
 * utilitzant plantilles HTML.
 *
 * Dependencies:
 *    - PHPMailer
 *
 * @version 0.24
 * @license MIT
 * @author Mario M. <gameofender@gmail.com>
 */
class MailSender {

	var $mailer;
	var $template;
	var $body = '';
	var $body_alt = '';

	public function __construct($host, $username, $password, $isHTML = true) {
		$mail = new PHPMailer;
		$mail->isSMTP();                // Set mailer to use SMTP
		$mail->Host = $host;  			    // Specify main and backup SMTP servers
		$mail->SMTPAuth = true;         // Enable SMTP authentication
		$mail->Username = $username;    // SMTP username
		$mail->Password = $password;    // SMTP password
		$mail->isHTML($isHTML);         // Set email format to HTML
		$mail->CharSet = 'UTF-8';
		// Save PHPMailer Instance
		$this->mailer = $mail;
	}

	/**
	 * Template .html path
	 * @param String $path
	 */
	public function setTemplateURL($path) {
		$this->template = $path;
		$this->body = file_get_contents($this->template);
	}

	public function setBodyAlt($string) {
		$this->body_alt = $string;
	}

	/**
	 * Remplace mail variables inside template with {{var}} notation.
	 * @return Array
	 */
	public function compose($args) {
		if(is_array($args)) {
			foreach($args as $key => $value){
				if(!is_array($value)) $this->body = preg_replace('/{{'.$key.'}}/', $value, $this->body);
			}
		}
	}

	/**
	 * Send!
	 * @param  [type] $from    [description]
	 * @param  [type] $to      [description]
	 * @param  [type] $subject [description]
	 * @return [type]          [description]
	 */
	function send($from, $to, $subject) {

		$this->mailer->Subject = $subject;
		$this->mailer->Body = $this->body;

		if(!empty($this->body_alt)) $this->mailer->AltBody = $this->body_alt;
		if(is_array($from)) $this->mailer->setFrom($from[0], $from[1]);
		else $this->mailer->setFrom($from);

		if(!is_array($to)) $this->mailer->addAddress($to);
		else {
			foreach ($to as $email => $name) {
				$this->mailer->addBcc($email, $name);
			}
		}

		return $this->mailer->send();
	}
}
?>


<?php
//////////////////////////////////////////////////////////////////////////////////////
// How to use:
$mailer = new MailSender('localhost', 'smtp_user', 'smtp_password');

// Set .html template
$mailer->setTemplateURL('views/mails/message.html');

// Remplace strings patterns {{var}} on HTML template
// ex.: `<h2>{{name}}</h2>` ===> `<h2>Mario M.</h2>`
$mailer->compose(array(
  name => 'Mario M.',
  sex => 'Mr.',
  email => 'gameofender@gmail.com'
));

// Send email with from, to and Subject.
$sended = $mailer->send(
  array('from@email.com', 'From name'),
  'to@email.com',
  'subject'
);
/////////////////////////////////////////////////////////////////////////////////////////
?>