Mandrill app mailer driver integration

composer.json

@@ -2,7 +2,8 @@
     "name": "justcoded/form-handler",
     "require": {
         "vlucas/valitron": "^1.4",
-        "phpmailer/phpmailer": "^6.0"
+        "phpmailer/phpmailer": "^6.0",
+        "mandrill/mandrill": "1.0.*"
     },
     "autoload": {
         "files": [

examples/form.php

@@ -40,14 +40,22 @@
 	] // according to Valitron doc.
 ];
 
-$mailerConfig = [
-	'mailer'   => MailHandler::USE_PHPMAILER, // (or USE_POSTMARKAPP, USE_MANDRILL)
+// PhpMailer config.
+/*$mailerConfig = [
+	'mailer'   => MailHandler::USE_MANDRILL, // (or USE_POSTMARKAPP, USE_MANDRILL)
 	'host'     => 'smtp.gmail.com',
 	'user'     => 'YOUR EMAIL',
 	'password' => 'YOUR PASSWORD',
 	'protocol' => 'tls',
 	'port'     => 587,
 	'attachmentsSizeLimit' => 8000000, // around 8MB.
+];*/
+
+// Mandrill config.
+$mailerConfig = [
+	'mailer'   => MailHandler::USE_MANDRILL, // (or USE_POSTMARKAPP, USE_MANDRILL)
+	'password' => '_5mPSvb39BQqnA7G_dOaAA',
+	'attachmentsSizeLimit' => 8000000, // around 8MB.
 ];
 
 $fileManager = new FileManager([

src/DataObjects/File.php

@@ -87,6 +87,16 @@ public function getExtension()
 		return pathinfo($this->name, PATHINFO_EXTENSION);
 	}
 
+	/**
+	 * Represent image in base64 encode format
+	 *
+	 * @return string
+	 */
+	public function getBase64()
+	{
+		return base64_encode(file_get_contents($this->uploadPath));
+	}
+
 	/**
 	 * Magic method for template converting
 	 *

src/Mailer/MailerFactory.php

@@ -12,18 +12,22 @@
 class MailerFactory
 {
 	/**
-	 * Creating Mailer
+	 * Create mailer depends on the type config
 	 *
-	 * @param string $type Type mailer
+	 * @param string $type Type of Mailer
 	 * @param array $config Mailer config
 	 *
-	 * @return PHPMailer
+	 * @return MandrillMailer|PHPMailer
 	 */
-	public static function create(string $type, array $config) {
+	public static function create(string $type, array $config)
+	{
 		switch ($type) {
 			case MailHandler::USE_PHPMAILER:
 				$mailer = new PHPMailer($config);
 				break;
+			case MailHandler::USE_MANDRILL:
+				$mailer = new MandrillMailer($config);
+				break;
 			default:
 				new \Exception("MailerFactory: unable to find mailer for type \"{$type}\"");
 		}

src/Mailer/MandrillMailer.php

@@ -0,0 +1,137 @@
+<?php
+
+namespace JustCoded\FormHandler\Mailer;
+
+use JustCoded\FormHandler\DataObjects\DataObject;
+use JustCoded\FormHandler\DataObjects\EmailAttachment;
+use JustCoded\FormHandler\DataObjects\MailMessage;
+use Mandrill;
+use Mandrill_Error;
+
+/**
+ * Class MandrillMailer
+ *
+ * @package JustCoded\FormHandler\Mailer
+ */
+class MandrillMailer extends DataObject implements MailerInterface
+{
+	/**
+	 * Attachments size limit
+	 *
+	 * @var int
+	 */
+	protected $attachmentsSizeLimit = 8000000;
+
+	/**
+	 * User from user config
+	 *
+	 * @var string
+	 */
+	protected $user;
+
+	/**
+	 * Password from user config
+	 *
+	 * @var string
+	 */
+	protected $password;
+
+	/**
+	 * List of errors
+	 *
+	 * @var array
+	 */
+	protected $errors = array();
+
+	/**
+	 *  Sending form
+	 *
+	 * @param MailMessage $message Mailer message
+	 *
+	 * @return array|bool
+	 */
+	public function send(MailMessage $message)
+	{
+		try {
+			$mandrill = new Mandrill($this->password);
+
+			$mandrillMessage = array(
+				'html' => $message->getBody(),
+				'text' => 'Example text content',
+				'subject' => $message->getSubject(),
+				'from_email' => $message->getFrom()->getEmail(),
+				'from_name' => $message->getFrom()->getName(),
+			);
+
+			// Recipients.
+			if ($to = $message->getTo()) {
+				$toArray = [];
+				foreach ($to as $address) {
+					$toArray[] = [
+						'email' => $address->getEmail(),
+						'name' => $address->getName(),
+						'type' => 'to'
+					];
+				}
+
+				if ($cc = $message->getCc()) {
+					foreach ($cc as $address) {
+						$toArray[] = [
+							'email' => $address->getEmail(),
+							'name' => $address->getName(),
+							'type' => 'cc'
+						];
+					}
+				}
+
+				if ($bcc = $message->getBcc()) {
+					foreach ($bcc as $address) {
+						$toArray[] = [
+							'email' => $address->getEmail(),
+							'name' => $address->getName(),
+							'type' => 'bcc'
+						];
+					}
+				}
+
+				$mandrillMessage['to'] = $toArray;
+			}
+
+			// Attachments.
+			if (0 < $message->getAttachmentsSize() && $message->getAttachmentsSize() < $this->attachmentsSizeLimit
+				&& $attachments = $message->getAttachments()
+			) {
+				$attachmentsArray = [];
+				foreach ($attachments as $attachment) {
+					$attachmentsArray[] = [
+						'type' => $attachment->type,
+						'name' => $attachment->name,
+						'content' => $attachment->getBase64()
+					];
+				}
+
+				$mandrillMessage['attachments'] = $attachmentsArray;
+			}
+
+			$async = false;
+			$ip_pool = 'Main Pool';
+			$send_at = date('Y-m-d h:i:s');
+			$result = $mandrill->messages->send($mandrillMessage, $async, $ip_pool, $send_at);
+
+			return $result;
+		} catch (Mandrill_Error $e) {
+			$this->errors[] = 'A mandrill error occurred: ' . get_class($e) . ' - ' . $e->getMessage();
+			return false;
+		}
+	}
+
+	/**
+	 * Getting list of errors
+	 *
+	 * @return array
+	 */
+	public function getErrors()
+	{
+		return $this->errors;
+	}
+}