Record the verified email of the version publisher

If there is one, because we're still in the optional stage, but we can
start recording them now if possible.

src/bin/update-downloads.rs

@@ -147,6 +147,7 @@ mod test {
             None,
             0,
             user_id,
+            Some("someone@example.com".into()),
         )
         .unwrap();
         let version = version.save(conn, &[]).unwrap();

src/controllers/krate/publish.rs

@@ -66,7 +66,8 @@ pub fn publish(req: &mut dyn Request) -> CargoResult<Response> {
     let conn = app.diesel_database.get()?;
 
     let mut other_warnings = vec![];
-    if !user.has_verified_email(&conn)? {
+    let verified_email_address = user.verified_email(&conn)?;
+    if verified_email_address.is_none() {
         other_warnings.push(String::from(
             "You do not currently have a verified email address associated with your crates.io \
              account. Starting 2019-02-28, a verified email will be required to publish crates. \
@@ -147,6 +148,7 @@ pub fn publish(req: &mut dyn Request) -> CargoResult<Response> {
             // to get here, and max upload sizes are way less than i32 max
             file_length as i32,
             user.id,
+            verified_email_address,
         )?
         .save(&conn, &new_crate.authors)?;
 

src/models/user.rs

@@ -5,7 +5,7 @@ use std::borrow::Cow;
 use crate::app::App;
 use crate::util::CargoResult;
 
-use crate::models::{Crate, CrateOwner, NewEmail, Owner, OwnerKind, Rights};
+use crate::models::{Crate, CrateOwner, Email, NewEmail, Owner, OwnerKind, Rights};
 use crate::schema::{crate_owners, emails, users};
 use crate::views::{EncodablePrivateUser, EncodablePublicUser};
 
@@ -162,15 +162,12 @@ impl User {
         Ok(best)
     }
 
-    pub fn has_verified_email(&self, conn: &PgConnection) -> CargoResult<bool> {
-        use diesel::dsl::exists;
-        let email_exists = diesel::select(exists(
-            emails::table
-                .filter(emails::user_id.eq(self.id))
-                .filter(emails::verified.eq(true)),
-        ))
-        .get_result(&*conn)?;
-        Ok(email_exists)
+    pub fn verified_email(&self, conn: &PgConnection) -> CargoResult<Option<String>> {
+        Ok(Email::belonging_to(self)
+            .select(emails::email)
+            .filter(emails::verified.eq(true))
+            .first::<String>(&*conn)
+            .optional()?)
     }
 
     /// Converts this `User` model into an `EncodablePrivateUser` for JSON serialization.

src/models/version.rs

@@ -70,6 +70,7 @@ pub struct NewVersion {
     license: Option<String>,
     crate_size: Option<i32>,
     published_by: i32,
+    published_by_email: Option<String>,
 }
 
 impl Version {
@@ -160,6 +161,7 @@ impl Version {
 
 impl NewVersion {
     #[allow(clippy::new_ret_no_self)]
+    #[allow(clippy::too_many_arguments)]
     pub fn new(
         crate_id: i32,
         num: &semver::Version,
@@ -168,6 +170,7 @@ impl NewVersion {
         license_file: Option<&str>,
         crate_size: i32,
         published_by: i32,
+        verified_email_address: Option<String>, // TODO: change to just `String` after 2019-02-28
     ) -> CargoResult<Self> {
         let features = serde_json::to_value(features)?;
 
@@ -178,6 +181,8 @@ impl NewVersion {
             license,
             crate_size: Some(crate_size),
             published_by,
+            // TODO: wrap `String` in `Some` after 2019-02-28
+            published_by_email: verified_email_address,
         };
 
         new_version.validate_license(license_file)?;

src/tests/builders.rs

@@ -89,6 +89,7 @@ impl<'a> VersionBuilder<'a> {
             self.license_file,
             self.size,
             published_by,
+            Some("someone@example.com".into()),
         )?
         .save(connection, &[])?;
 

src/tests/krate.rs

@@ -1077,7 +1077,7 @@ fn new_krate_with_readme() {
 // See https://github.com/rust-lang/crates-io-cargo-teams/issues/8
 #[test]
 fn new_krate_without_any_email_warns() {
-    let (_, _, _, token) = TestApp::with_proxy().with_token();
+    let (app, _, _, token) = TestApp::with_proxy().with_token();
 
     let crate_to_publish = PublishBuilder::new("foo_no_email");
 
@@ -1086,6 +1086,15 @@ fn new_krate_without_any_email_warns() {
     assert_eq!(json.warnings.other[0], "You do not currently have a verified email address \
     associated with your crates.io account. Starting 2019-02-28, a verified email will be required \
     to publish crates. Visit https://crates.io/me to set and verify your email address.");
+
+    // Don't record a verified email if there isn't one
+    app.db(|conn| {
+        let email = versions::table
+            .select(versions::published_by_email)
+            .first::<Option<String>>(conn)
+            .unwrap();
+        assert!(email.is_none());
+    });
 }
 
 // This warning will soon become a hard error.
@@ -1112,6 +1121,15 @@ fn new_krate_with_unverified_email_warns() {
     assert_eq!(json.warnings.other[0], "You do not currently have a verified email address \
     associated with your crates.io account. Starting 2019-02-28, a verified email will be required \
     to publish crates. Visit https://crates.io/me to set and verify your email address.");
+
+    // Don't record a verified email if there isn't one
+    app.db(|conn| {
+        let email = versions::table
+            .select(versions::published_by_email)
+            .first::<Option<String>>(conn)
+            .unwrap();
+        assert!(email.is_none());
+    });
 }
 
 #[test]
@@ -1137,6 +1155,15 @@ fn new_krate_with_verified_email_doesnt_warn() {
 
     let json = token.publish(crate_to_publish).good();
     assert_eq!(json.warnings.other.len(), 0);
+
+    // Record a verified email because there is one
+    app.db(|conn| {
+        let email = versions::table
+            .select(versions::published_by_email)
+            .first::<Option<String>>(conn)
+            .unwrap();
+        assert_eq!(email.unwrap(), "something@example.com");
+    });
 }
 
 #[test]