Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/wp-mail-smtp/src/AbstractConnection.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace WPMailSMTP;
+
+use WPMailSMTP\Providers\MailerAbstract;
+
+/**
+ * Abstract class AbstractConnection.
+ *
+ * @since 3.7.0
+ */
+abstract class AbstractConnection implements ConnectionInterface {
+
+	/**
+	 * Get the connection title.
+	 *
+	 * @since 3.7.0
+	 *
+	 * @return string
+	 */
+	public function get_title() {
+
+		return sprintf(
+			'%s (%s)',
+			$this->get_name(),
+			wp_mail_smtp()->get_providers()->get_options( $this->get_mailer_slug(), $this )->get_title()
+		);
+	}
+
+	/**
+	 * Get connection mailer slug.
+	 *
+	 * @since 3.7.0
+	 *
+	 * @return string
+	 */
+	public function get_mailer_slug() {
+
+		return $this->get_options()->get( 'mail', 'mailer' );
+	}
+
+	/**
+	 * Get connection mailer object.
+	 *
+	 * @since 3.7.0
+	 *
+	 * @return MailerAbstract
+	 */
+	public function get_mailer() {
+
+		$phpmailer = wp_mail_smtp()->get_processor()->get_phpmailer();
+
+		return wp_mail_smtp()->get_providers()->get_mailer( $this->get_mailer_slug(), $phpmailer, $this );
+	}
+
+	/**
+	 * Whether the connection is primary or not.
+	 *
+	 * @since 3.7.0
+	 *
+	 * @return bool
+	 */
+	public function is_primary() {
+
+		return false;
+	}
+}