api!: remove Chat.is_protected()

deltachat-repl/src/cmdline.rs

@@ -560,7 +560,7 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
                 for i in (0..cnt).rev() {
                     let chat = Chat::load_from_db(&context, chatlist.get_chat_id(i)?).await?;
                     println!(
-                        "{}#{}: {} [{} fresh] {}{}{}{}",
+                        "{}#{}: {} [{} fresh] {}{}{}",
                         chat_prefix(&chat),
                         chat.get_id(),
                         chat.get_name(),
@@ -571,7 +571,6 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
                             ChatVisibility::Archived => "📦",
                             ChatVisibility::Pinned => "📌",
                         },
-                        if chat.is_protected() { "🛡️" } else { "" },
                         if chat.is_contact_request() {
                             "🆕"
                         } else {
@@ -686,7 +685,7 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
                 format!("{} member(s)", members.len())
             };
             println!(
-                "{}#{}: {} [{}]{}{}{} {}",
+                "{}#{}: {} [{}]{}{}{}",
                 chat_prefix(sel_chat),
                 sel_chat.get_id(),
                 sel_chat.get_name(),
@@ -704,11 +703,6 @@ pub async fn cmdline(context: Context, line: &str, chat_id: &mut ChatId) -> Resu
                     },
                     _ => "".to_string(),
                 },
-                if sel_chat.is_protected() {
-                    "🛡️"
-                } else {
-                    ""
-                },
             );
             log_msglist(&context, &msglist).await?;
             if let Some(draft) = sel_chat.get_id().get_draft(&context).await? {

src/chat.rs

@@ -1219,16 +1219,6 @@ impl ChatId {
         Ok(())
     }
 
-    /// Returns true if the chat is protected.
-    pub(crate) async fn is_protected(self, context: &Context) -> Result<ProtectionStatus> {
-        let protection_status = context
-            .sql
-            .query_get_value("SELECT protected FROM chats WHERE id=?", (self,))
-            .await?
-            .unwrap_or_default();
-        Ok(protection_status)
-    }
-
     /// Returns the sort timestamp for a new message in the chat.
     ///
     /// `message_timestamp` should be either the message "sent" timestamp or a timestamp of the
@@ -1691,53 +1681,38 @@ impl Chat {
         !self.is_unpromoted()
     }
 
-    /// Returns true if chat protection is enabled.
-    ///
-    /// UI should display a green checkmark
-    /// in the chat title,
-    /// in the chat profile title and
-    /// in the chatlist item
-    /// if chat protection is enabled.
-    /// UI should also display a green checkmark
-    /// in the contact profile
-    /// if 1:1 chat with this contact exists and is protected.
-    pub fn is_protected(&self) -> bool {
-        self.protected == ProtectionStatus::Protected
-    }
-
     /// Returns true if the chat is encrypted.
     pub async fn is_encrypted(&self, context: &Context) -> Result<bool> {
-        let is_encrypted = self.is_protected()
+        let is_encrypted = match self.typ {
-            || match self.typ {
+            Chattype::Single => {
-                Chattype::Single => {
+                match context
-                    match context
+                    .sql
-                        .sql
+                    .query_row_optional(
-                        .query_row_optional(
+                        "SELECT cc.contact_id, c.fingerprint<>''
-                            "SELECT cc.contact_id, c.fingerprint<>''
                              FROM chats_contacts cc LEFT JOIN contacts c
                                  ON c.id=cc.contact_id
                              WHERE cc.chat_id=?
                             ",
-                            (self.id,),
+                        (self.id,),
-                            |row| {
+                        |row| {
-                                let id: ContactId = row.get(0)?;
+                            let id: ContactId = row.get(0)?;
-                                let is_key: bool = row.get(1)?;
+                            let is_key: bool = row.get(1)?;
-                                Ok((id, is_key))
+                            Ok((id, is_key))
-                            },
+                        },
-                        )
+                    )
-                        .await?
+                    .await?
-                    {
+                {
-                        Some((id, is_key)) => is_key || id == ContactId::DEVICE,
+                    Some((id, is_key)) => is_key || id == ContactId::DEVICE,
-                        None => true,
+                    None => true,
-                    }
                 }
-                Chattype::Group => {
+            }
-                    // Do not encrypt ad-hoc groups.
+            Chattype::Group => {
-                    !self.grpid.is_empty()
+                // Do not encrypt ad-hoc groups.
-                }
+                !self.grpid.is_empty()
-                Chattype::Mailinglist => false,
+            }
-                Chattype::OutBroadcast | Chattype::InBroadcast => true,
+            Chattype::Mailinglist => false,
-            };
+            Chattype::OutBroadcast | Chattype::InBroadcast => true,
+        };
         Ok(is_encrypted)
     }
 
@@ -3770,13 +3745,6 @@ pub(crate) async fn add_contact_to_chat_ex(
         }
     } else {
         // else continue and send status mail
-        if chat.is_protected() && !contact.is_verified(context).await? {
-            error!(
-                context,
-                "Cannot add non-bidirectionally verified contact {contact_id} to protected chat {chat_id}."
-            );
-            return Ok(false);
-        }
         if is_contact_in_chat(context, chat_id, contact_id).await? {
             return Ok(false);
         }

src/contact/contact_tests.rs

@@ -1,7 +1,7 @@
 use deltachat_contact_tools::{addr_cmp, may_be_valid_addr};
 
 use super::*;
-use crate::chat::{Chat, ProtectionStatus, get_chat_contacts, send_text_msg};
+use crate::chat::{Chat, get_chat_contacts, send_text_msg};
 use crate::chatlist::Chatlist;
 use crate::receive_imf::receive_imf;
 use crate::securejoin::get_securejoin_qr;
@@ -1320,9 +1320,6 @@ async fn test_self_is_verified() -> Result<()> {
     assert!(contact.get_verifier_id(&alice).await?.is_none());
     assert!(contact.is_key_contact());
 
-    let chat_id = ChatId::get_for_contact(&alice, ContactId::SELF).await?;
-    assert!(chat_id.is_protected(&alice).await.unwrap() == ProtectionStatus::Protected);
-
     Ok(())
 }
 

src/context/context_tests.rs

@@ -606,13 +606,10 @@ async fn test_draft_self_report() -> Result<()> {
     let msg = get_chat_msg(&alice, chat_id, 0, 1).await;
     assert_eq!(msg.get_info_type(), SystemMessage::ChatE2ee);
 
-    let chat = Chat::load_from_db(&alice, chat_id).await?;
-    assert!(chat.is_protected());
-
     let mut draft = chat_id.get_draft(&alice).await?.unwrap();
     assert!(draft.text.starts_with("core_version"));
 
-    // Test that sending into the protected chat works:
+    // Test that sending into the chat works:
     let _sent = alice.send_msg(chat_id, &mut draft).await;
 
     Ok(())

src/mimefactory.rs

@@ -1327,20 +1327,6 @@ impl MimeFactory {
         let command = msg.param.get_cmd();
         let mut placeholdertext = None;
 
-        let send_verified_headers = match chat.typ {
-            Chattype::Single => true,
-            Chattype::Group => true,
-            // Mailinglists and broadcast channels can actually never be verified:
-            Chattype::Mailinglist => false,
-            Chattype::OutBroadcast | Chattype::InBroadcast => false,
-        };
-        if chat.is_protected() && send_verified_headers {
-            headers.push((
-                "Chat-Verified",
-                mail_builder::headers::raw::Raw::new("1").into(),
-            ));
-        }
-
         if chat.typ == Chattype::Group {
             // Send group ID unless it is an ad hoc group that has no ID.
             if !chat.grpid.is_empty() {

src/securejoin/bob.rs

@@ -4,7 +4,7 @@ use anyhow::{Context as _, Result};
 
 use super::HandshakeMessage;
 use super::qrinvite::QrInvite;
-use crate::chat::{self, ChatId, ProtectionStatus, is_contact_in_chat};
+use crate::chat::{self, ChatId, is_contact_in_chat};
 use crate::constants::{Blocked, Chattype};
 use crate::contact::Origin;
 use crate::context::Context;
@@ -113,21 +113,19 @@ pub(super) async fn start_protocol(context: &Context, invite: QrInvite) -> Resul
             let ts_sort = chat_id
                 .calc_sort_timestamp(context, 0, sort_to_bottom, received, incoming)
                 .await?;
-            if chat_id.is_protected(context).await? == ProtectionStatus::Unprotected {
+            let ts_start = time();
-                let ts_start = time();
+            chat::add_info_msg_with_cmd(
-                chat::add_info_msg_with_cmd(
+                context,
-                    context,
+                chat_id,
-                    chat_id,
+                &stock_str::securejoin_wait(context).await,
-                    &stock_str::securejoin_wait(context).await,
+                SystemMessage::SecurejoinWait,
-                    SystemMessage::SecurejoinWait,
+                ts_sort,
-                    ts_sort,
+                Some(ts_start),
-                    Some(ts_start),
+                None,
-                    None,
+                None,
-                    None,
+                None,
-                    None,
+            )
-                )
+            .await?;
-                .await?;
-            }
             Ok(chat_id)
         }
     }

src/test_utils.rs

@@ -1013,7 +1013,7 @@ impl TestContext {
         };
         writeln!(
             res,
-            "{}#{}: {} [{}]{}{}{} {}",
+            "{}#{}: {} [{}]{}{}{}",
             sel_chat.typ,
             sel_chat.get_id(),
             sel_chat.get_name(),
@@ -1031,11 +1031,6 @@ impl TestContext {
                 },
                 _ => "".to_string(),
             },
-            if sel_chat.is_protected() {
-                "🛡️"
-            } else {
-                ""
-            },
         )
         .unwrap();
 

src/tests/verified_chats.rs

@@ -129,19 +129,12 @@ async fn test_create_verified_oneonone_chat() -> Result<()> {
     tcm.send_recv(&fiona_new, &alice, "I have a new device")
         .await;
 
-    // Alice gets a new unprotected chat with new Fiona contact.
+    // Alice gets a new chat with new Fiona contact.
     {
         let chat = alice.get_chat(&fiona_new).await;
-        assert!(!chat.is_protected());
 
         let msg = get_chat_msg(&alice, chat.id, 1, E2EE_INFO_MSGS + 1).await;
         assert_eq!(msg.text, "I have a new device");
-
-        // After recreating the chat, it should still be unprotected
-        chat.id.delete(&alice).await?;
-
-        let chat = alice.create_chat(&fiona_new).await;
-        assert!(!chat.is_protected());
     }
 
     Ok(())
@@ -175,41 +168,6 @@ async fn test_missing_key_reexecute_securejoin() -> Result<()> {
     Ok(())
 }
 
-#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
-async fn test_create_unverified_oneonone_chat() -> Result<()> {
-    let mut tcm = TestContextManager::new();
-    let alice = tcm.alice().await;
-    let bob = tcm.bob().await;
-
-    // A chat with an unknown contact should be created unprotected
-    let chat = alice.create_chat(&bob).await;
-    assert!(!chat.is_protected());
-
-    receive_imf(
-        &alice,
-        b"From: Bob <bob@example.net>\n\
-          To: alice@example.org\n\
-          Message-ID: <1234-2@example.org>\n\
-          \n\
-          hello\n",
-        false,
-    )
-    .await?;
-
-    chat.id.delete(&alice).await.unwrap();
-    // Now Bob is a known contact, new chats should still be created unprotected
-    let chat = alice.create_chat(&bob).await;
-    assert!(!chat.is_protected());
-
-    tcm.send_recv(&bob, &alice, "hi").await;
-    chat.id.delete(&alice).await.unwrap();
-    // Now we have a public key, new chats should still be created unprotected
-    let chat = alice.create_chat(&bob).await;
-    assert!(!chat.is_protected());
-
-    Ok(())
-}
-
 /// Tests that receiving unencrypted message
 /// does not disable protection of 1:1 chat.
 ///
@@ -223,7 +181,6 @@ async fn test_degrade_verified_oneonone_chat() -> Result<()> {
     mark_as_verified(&alice, &bob).await;
 
     let alice_chat = alice.create_chat(&bob).await;
-    assert!(alice_chat.is_protected());
 
     receive_imf(
         &alice,
@@ -484,8 +441,6 @@ async fn test_message_from_old_dc_setup() -> Result<()> {
     // The outdated Bob's Autocrypt header isn't applied
     // and the message goes to another chat, so the verification preserves.
     assert!(contact.is_verified(alice).await.unwrap());
-    let chat = alice.get_chat(bob).await;
-    assert!(chat.is_protected());
     Ok(())
 }
 
@@ -587,9 +542,9 @@ async fn test_verified_member_added_reordering() -> Result<()> {
     // "Member added" message, so unverified group is created.
     let fiona_received_message = fiona.recv_msg(&bob_sent_message).await;
     let fiona_chat = Chat::load_from_db(fiona, fiona_received_message.chat_id).await?;
+    assert!(!fiona_chat.can_send(fiona).await?);
 
     assert_eq!(fiona_received_message.get_text(), "Hi");
-    assert_eq!(fiona_chat.is_protected(), false);
 
     // Fiona receives late "Member added" message
     // and the chat becomes protected.

test-data/golden/test_outgoing_encrypted_msg

@@ -1,4 +1,4 @@
-Single#Chat#10: bob@example.net [KEY bob@example.net] 🛡️
+Single#Chat#10: bob@example.net [KEY bob@example.net]
 --------------------------------------------------------------------------------
 Msg#10: info (Contact#Contact#Info): Messages are end-to-end encrypted. [NOTICED][INFO]
 Msg#11🔒: Me (Contact#Contact#Self): Test – This is encrypted, signed, and has an Autocrypt Header without prefer-encrypt=mutual.  √

test-data/golden/test_outgoing_mua_msg_pgp

@@ -1,4 +1,4 @@
-Single#Chat#10: bob@example.net [KEY bob@example.net] 🛡️
+Single#Chat#10: bob@example.net [KEY bob@example.net]
 --------------------------------------------------------------------------------
 Msg#10: info (Contact#Contact#Info): Messages are end-to-end encrypted. [NOTICED][INFO]
 Msg#11🔒:  (Contact#Contact#10): Heyho from DC [FRESH]