From: Dessalines <dessalines@users.noreply.github.com>
Date: Tue, 12 Oct 2021 11:38:55 +0000 (-0400)
Subject: Adding a message_id to emails. Fixes #1807 (#1826)
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Adding a message_id to emails. Fixes #1807 (#1826)
---

diff --git a/Cargo.lock b/Cargo.lock
index 8dff7b27..d8204367 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2004,6 +2004,7 @@ dependencies = [
  "thiserror",
  "tokio",
  "url",
+ "uuid",
  "webpage",
 ]
 
diff --git a/crates/utils/Cargo.toml b/crates/utils/Cargo.toml
index 9671b885..1a9d9465 100644
--- a/crates/utils/Cargo.toml
+++ b/crates/utils/Cargo.toml
@@ -40,3 +40,4 @@ smart-default = "0.6.0"
 webpage = { version = "1.3.0", default-features = false, features = ["serde"] }
 jsonwebtoken = "7.2.0"
 doku = "0.10.1"
+uuid = { version = "0.8.2", features = ["serde", "v4"] }
diff --git a/crates/utils/src/email.rs b/crates/utils/src/email.rs
index 77f83d02..eb5e0d1c 100644
--- a/crates/utils/src/email.rs
+++ b/crates/utils/src/email.rs
@@ -12,6 +12,7 @@ use lettre::{
   Transport,
 };
 use std::str::FromStr;
+use uuid::Uuid;
 
 pub fn send_email(
   subject: &str,
@@ -44,6 +45,7 @@ pub fn send_email(
       Some(to_username.to_string()),
       Address::from_str(to_email).expect("email to address isn't valid"),
     ))
+    .message_id(Some(format!("{}@{}", Uuid::new_v4(), settings.hostname)))
     .subject(subject)
     .multipart(
       MultiPart::mixed().multipart(