add support for smtp authentication

1 files changed, 17 insertions, 10 deletions

diff --git a/src/mailer.rs b/src/mailer.rs
index 7f7ad9f..8e48db0 100644
--- a/src/mailer.rs
+++ b/src/mailer.rs
@@ -2,7 +2,10 @@ use std::time::Duration;
 
 use lettre::{
     message::Mailbox,
-    transport::smtp::client::{Tls, TlsParameters},
+    transport::smtp::{
+        authentication::Credentials,
+        client::{Tls, TlsParameters},
+    },
     AsyncSmtpTransport, Message, Tokio1Executor,
 };
 use rocket::http::uri::Absolute;
@@ -22,20 +25,24 @@ impl Mailer {
         host: &str,
         port: u16,
         starttls: bool,
+        credentials: Option<Credentials>,
         verify_base: Absolute<'static>,
     ) -> anyhow::Result<Self> {
+        let transport = AsyncSmtpTransport::<Tokio1Executor>::builder_dangerous(host)
+            .port(port)
+            .tls(if starttls {
+                Tls::Required(TlsParameters::new(host.to_string())?)
+            } else {
+                Tls::None
+            })
+            .timeout(Some(Duration::from_secs(5)));
         Ok(Mailer {
             from,
             verify_base,
-            transport: AsyncSmtpTransport::<Tokio1Executor>::builder_dangerous(host)
-                .port(port)
-                .tls(if starttls {
-                    Tls::Required(TlsParameters::new(host.to_string())?)
-                } else {
-                    Tls::None
-                })
-                .timeout(Some(Duration::from_secs(5)))
-                .build(),
+            transport: match credentials {
+                None => transport.build(),
+                Some(c) => transport.credentials(c).build(),
+            },
         })
     }