feat: create all contacts from the To field with IncomingUnknownTo origin

Contacts are created with IncomingUnknownTo origin instead of IncomingTo now
even if the message is from a known contact.

Removed IncomingTo, IncomingCc, OutgoingBcc, OutgoingCc, IncomingUnknownCc origins.

src/contact.rs

@@ -501,14 +501,12 @@ pub enum Origin {
     MailinglistAddress = 0x2,
 
     /// Hidden on purpose, e.g. addresses with the word "noreply" in it
+    /// or past members of the groups.
     Hidden = 0x8,
 
     /// From: of incoming messages of unknown sender
     IncomingUnknownFrom = 0x10,
 
-    /// Cc: of incoming messages of unknown sender
-    IncomingUnknownCc = 0x20,
-
     /// To: of incoming messages of unknown sender
     IncomingUnknownTo = 0x40,
 
@@ -522,21 +520,9 @@ pub enum Origin {
     /// Contacts with at least this origin value are shown in the contact list.
     IncomingReplyTo = 0x100,
 
-    /// Cc: of incoming message of known sender
-    IncomingCc = 0x200,
-
-    /// additional To:'s of incoming message of known sender
-    IncomingTo = 0x400,
-
     /// a chat was manually created for this user, but no message yet sent
     CreateChat = 0x800,
 
-    /// message sent by us
-    OutgoingBcc = 0x1000,
-
-    /// message sent by us
-    OutgoingCc = 0x2000,
-
     /// message sent by us
     OutgoingTo = 0x4000,
 

src/imap.rs

@@ -1885,20 +1885,19 @@ async fn should_move_out_of_spam(
             None => return Ok(false),
         };
         // No chat found.
-        let (from_id, blocked_contact, _origin) =
-            match from_field_to_contact_id(context, &from, true)
-                .await
-                .context("from_field_to_contact_id")?
-            {
-                Some(res) => res,
-                None => {
-                    warn!(
-                        context,
-                        "Contact with From address {:?} cannot exist, not moving out of spam", from
-                    );
-                    return Ok(false);
-                }
-            };
+        let (from_id, blocked_contact) = match from_field_to_contact_id(context, &from, true)
+            .await
+            .context("from_field_to_contact_id")?
+        {
+            Some(res) => res,
+            None => {
+                warn!(
+                    context,
+                    "Contact with From address {:?} cannot exist, not moving out of spam", from
+                );
+                return Ok(false);
+            }
+        };
         if blocked_contact {
             // Contact is blocked, leave the message in spam.
             return Ok(false);
@@ -2243,11 +2242,10 @@ pub(crate) async fn prefetch_should_download(
         Some(f) => f,
         None => return Ok(false),
     };
-    let (_from_id, blocked_contact, _origin) =
-        match from_field_to_contact_id(context, &from, true).await? {
-            Some(res) => res,
-            None => return Ok(false),
-        };
+    let (_from_id, blocked_contact) = match from_field_to_contact_id(context, &from, true).await? {
+        Some(res) => res,
+        None => return Ok(false),
+    };
     // prevent_rename=true as this might be a mailing list message and in this case it would be bad if we rename the contact.
     // (prevent_rename is the last argument of from_field_to_contact_id())
 

src/receive_imf.rs

@@ -322,7 +322,7 @@ pub(crate) async fn receive_imf_inner(
     // For example, GitHub sends messages from `notifications@github.com`,
     // but uses display name of the user whose action generated the notification
     // as the display name.
-    let (from_id, _from_id_blocked, incoming_origin) =
+    let (from_id, _from_id_blocked) =
         match from_field_to_contact_id(context, &mime_parser.from, prevent_rename).await? {
             Some(contact_id_res) => contact_id_res,
             None => {
@@ -337,12 +337,10 @@ pub(crate) async fn receive_imf_inner(
     let to_ids = add_or_lookup_contacts_by_address_list(
         context,
         &mime_parser.recipients,
-        if !mime_parser.incoming {
-            Origin::OutgoingTo
-        } else if incoming_origin.is_known() {
-            Origin::IncomingTo
-        } else {
+        if mime_parser.incoming {
             Origin::IncomingUnknownTo
+        } else {
+            Origin::OutgoingTo
         },
     )
     .await?;
@@ -646,7 +644,7 @@ pub(crate) async fn receive_imf_inner(
 
 /// Converts "From" field to contact id.
 ///
-/// Also returns whether it is blocked or not and its origin.
+/// Also returns whether it is blocked or not.
 ///
 /// * `prevent_rename`: if true, the display_name of this contact will not be changed. Useful for
 ///   mailing lists: In some mailing lists, many users write from the same address but with different
@@ -658,7 +656,7 @@ pub async fn from_field_to_contact_id(
     context: &Context,
     from: &SingleInfo,
     prevent_rename: bool,
-) -> Result<Option<(ContactId, bool, Origin)>> {
+) -> Result<Option<(ContactId, bool)>> {
     let display_name = if prevent_rename {
         Some("")
     } else {
@@ -684,12 +682,11 @@ pub async fn from_field_to_contact_id(
     .await?;
 
     if from_id == ContactId::SELF {
-        Ok(Some((ContactId::SELF, false, Origin::OutgoingBcc)))
+        Ok(Some((ContactId::SELF, false)))
     } else {
         let contact = Contact::get_by_id(context, from_id).await?;
         let from_id_blocked = contact.blocked;
-        let incoming_origin = contact.origin;
-        Ok(Some((from_id, from_id_blocked, incoming_origin)))
+        Ok(Some((from_id, from_id_blocked)))
     }
 }
 

src/receive_imf/receive_imf_tests.rs

@@ -137,7 +137,7 @@ async fn test_adhoc_group_outgoing_show_accepted_contact_unaccepted() -> Result<
 #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
 async fn test_adhoc_group_show_accepted_contact_known() {
     let t = TestContext::new_alice().await;
-    t.set_config(Config::ShowEmails, Some("1")).await.unwrap();
+    t.set_config(Config::ShowEmails, Some("2")).await.unwrap();
     Contact::create(&t, "Bob", "bob@example.com").await.unwrap();
     receive_imf(&t, GRP_MAIL, false).await.unwrap();
 
@@ -150,7 +150,7 @@ async fn test_adhoc_group_show_accepted_contact_known() {
 #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
 async fn test_adhoc_group_show_accepted_contact_accepted() {
     let t = TestContext::new_alice().await;
-    t.set_config(Config::ShowEmails, Some("1")).await.unwrap();
+    t.set_config(Config::ShowEmails, Some("2")).await.unwrap();
 
     // accept Bob by accepting a delta-message from Bob
     receive_imf(&t, MSGRMSG, false).await.unwrap();
@@ -2319,7 +2319,7 @@ async fn test_ignore_footer_status_from_mailinglist() -> Result<()> {
         &t,
         "",
         &ContactAddress::new("bob@example.net").unwrap(),
-        Origin::IncomingUnknownCc,
+        Origin::IncomingUnknownTo,
     )
     .await?
     .0;
@@ -3985,7 +3985,7 @@ async fn test_mua_user_adds_recipient_to_single_chat() -> Result<()> {
         chat::get_chat_contacts(&alice, group_chat.id).await?.len(),
         4
     );
-    let fiona = Contact::lookup_id_by_addr(&alice, "fiona@example.net", Origin::IncomingTo)
+    let fiona = Contact::lookup_id_by_addr(&alice, "fiona@example.net", Origin::IncomingUnknownTo)
         .await?
         .unwrap();
     assert!(chat::is_contact_in_chat(&alice, group_chat.id, fiona).await?);