api!: Remove unused config smtp_certificate_checks, deprecate old transport configs

deltachat-ffi/deltachat.h

@@ -406,7 +406,6 @@ char*           dc_get_blobdir               (const dc_context_t* context);
  * - `proxy_enabled` = Proxy enabled. Disabled by default.
  * - `proxy_url` = Proxy URL. May contain multiple URLs separated by newline, but only the first one is used.
  * - `imap_certificate_checks` = how to check IMAP certificates, one of the @ref DC_CERTCK flags, defaults to #DC_CERTCK_AUTO (0)
- * - `smtp_certificate_checks` = deprecated option, should be set to the same value as `imap_certificate_checks` but ignored by the new core
  * - `displayname`  = Own name to use when sending messages. MUAs are allowed to spread this way e.g. using CC, defaults to empty
  * - `selfstatus`   = Own status to display, e.g. in e-mail footers, defaults to empty
  * - `selfavatar`   = File containing avatar. Will immediately be copied to the 
@@ -5802,7 +5801,7 @@ int64_t         dc_lot_get_timestamp     (const dc_lot_t* lot);
  * These constants configure TLS certificate checks for IMAP and SMTP connections.
  *
  * These constants are set via dc_set_config()
- * using keys "imap_certificate_checks" and "smtp_certificate_checks".
+ * using the key "imap_certificate_checks".
  *
  * @addtogroup DC_CERTCK
  * @{

deltachat-jsonrpc/src/lib.rs

@@ -85,7 +85,7 @@ mod tests {
             assert_eq!(result, response.to_owned());
         }
         {
-            let request = r#"{"jsonrpc":"2.0","method":"batch_set_config","id":2,"params":[1,{"addr":"","mail_user":"","mail_pw":"","mail_server":"","mail_port":"","mail_security":"","imap_certificate_checks":"","send_user":"","send_pw":"","send_server":"","send_port":"","send_security":"","smtp_certificate_checks":""}]}"#;
+            let request = r#"{"jsonrpc":"2.0","method":"batch_set_config","id":2,"params":[1,{"addr":"","mail_user":"","mail_pw":"","mail_server":"","mail_port":"","mail_security":"","imap_certificate_checks":"","send_user":"","send_pw":"","send_server":"","send_port":"","send_security":""}]}"#;
             let response = r#"{"jsonrpc":"2.0","id":2,"result":null}"#;
             session.handle_incoming(request).await;
             let result = receiver.recv().await?;

python/src/deltachat/testplugin.py

@@ -427,7 +427,6 @@ def get_next_liveconfig(self):
         if self.pytestconfig.getoption("--strict-tls"):
             # Enable strict certificate checks for online accounts
             configdict["imap_certificate_checks"] = str(const.DC_CERTCK_STRICT)
-            configdict["smtp_certificate_checks"] = str(const.DC_CERTCK_STRICT)
 
         assert "addr" in configdict and "mail_pw" in configdict
         return configdict
@@ -499,7 +498,6 @@ def new_online_configuring_account(self, cloned_from=None, cache=False, **kwargs
                 "addr": cloned_from.get_config("addr"),
                 "mail_pw": cloned_from.get_config("mail_pw"),
                 "imap_certificate_checks": cloned_from.get_config("imap_certificate_checks"),
-                "smtp_certificate_checks": cloned_from.get_config("smtp_certificate_checks"),
             }
         configdict.update(kwargs)
         ac = self._get_cached_account(addr=configdict["addr"]) if cache else None

src/config.rs

@@ -43,50 +43,84 @@ use crate::tools::get_abs_path;
 )]
 #[strum(serialize_all = "snake_case")]
 pub enum Config {
+    /// Deprecated(2025-04).
+    /// Use ConfiguredAddr, EnteredLoginParam, or add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Email address, used in the `From:` field.
     Addr,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// IMAP server hostname.
     MailServer,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// IMAP server username.
     MailUser,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// IMAP server password.
     MailPw,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// IMAP server port.
     MailPort,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// IMAP server security (e.g. TLS, STARTTLS).
     MailSecurity,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// How to check TLS certificates.
     ///
     /// "IMAP" in the name is for compatibility,
     /// this actually applies to both IMAP and SMTP connections.
     ImapCertificateChecks,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// SMTP server hostname.
     SendServer,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// SMTP server username.
     SendUser,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// SMTP server password.
     SendPw,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// SMTP server port.
     SendPort,
 
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// SMTP server security (e.g. TLS, STARTTLS).
     SendSecurity,
 
-    /// Deprecated option for backwards compatibility.
+    /// Deprecated(2025-04).
+    /// Use EnteredLoginParam, and add_transport{from_qr}()/list_transports() instead.
     ///
-    /// Certificate checks for SMTP are actually controlled by `imap_certificate_checks` config.
-    SmtpCertificateChecks,
-
     /// Whether to use OAuth 2.
     ///
     /// Historically contained other bitflags, which are now deprecated.
@@ -215,32 +249,47 @@ pub enum Config {
     /// The primary email address. Also see `SecondaryAddrs`.
     ConfiguredAddr,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// List of configured IMAP servers as a JSON array.
     ConfiguredImapServers,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured IMAP server hostname.
     ///
     /// This is replaced by `configured_imap_servers` for new configurations.
     ConfiguredMailServer,
 
-    /// Configured IMAP server port.
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
     ///
-    /// This is replaced by `configured_imap_servers` for new configurations.
+    /// Configured IMAP server port.
     ConfiguredMailPort,
 
-    /// Configured IMAP server security (e.g. TLS, STARTTLS).
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
     ///
-    /// This is replaced by `configured_imap_servers` for new configurations.
+    /// Configured IMAP server security (e.g. TLS, STARTTLS).
     ConfiguredMailSecurity,
 
-    /// Configured IMAP server username.
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
     ///
-    /// This is set if user has configured username manually.
+    /// Configured IMAP server username.
     ConfiguredMailUser,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured IMAP server password.
     ConfiguredMailPw,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured TLS certificate checks.
     /// This option is saved on successful configuration
     /// and should not be modified manually.
@@ -249,29 +298,47 @@ pub enum Config {
     /// but has "IMAP" in the name for backwards compatibility.
     ConfiguredImapCertificateChecks,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// List of configured SMTP servers as a JSON array.
     ConfiguredSmtpServers,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured SMTP server hostname.
     ///
     /// This is replaced by `configured_smtp_servers` for new configurations.
     ConfiguredSendServer,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured SMTP server port.
     ///
     /// This is replaced by `configured_smtp_servers` for new configurations.
     ConfiguredSendPort,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured SMTP server security (e.g. TLS, STARTTLS).
     ///
     /// This is replaced by `configured_smtp_servers` for new configurations.
     ConfiguredSendSecurity,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured SMTP server username.
     ///
     /// This is set if user has configured username manually.
     ConfiguredSendUser,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Configured SMTP server password.
     ConfiguredSendPw,
 
@@ -280,6 +347,9 @@ pub enum Config {
     /// ConfiguredImapCertificateChecks is actually used.
     ConfiguredSmtpCertificateChecks,
 
+    /// Deprecated(2025-04).
+    /// Use ConfiguredLoginParam and add_transport{from_qr}()/list_transports() instead.
+    ///
     /// Whether OAuth 2 is used with configured provider.
     ConfiguredServerFlags,
 
@@ -301,6 +371,9 @@ pub enum Config {
     /// ID of the configured provider from the provider database.
     ConfiguredProvider,
 
+    /// Deprecated(2025-04).
+    /// Use [`Context::is_configured()`] instead.
+    ///
     /// True if account is configured.
     Configured,
 

src/configure.rs

@@ -71,7 +71,7 @@ impl Context {
     /// Deprecated since 2025-02; use `add_transport_from_qr()`
     /// or `add_transport()` instead.
     pub async fn configure(&self) -> Result<()> {
-        let param = EnteredLoginParam::load(self).await?;
+        let param = EnteredLoginParam::load_legacy(self).await?;
 
         self.add_transport_inner(&param).await
     }
@@ -147,7 +147,7 @@ impl Context {
             progress!(self, 0, Some(error_msg.clone()));
             bail!(error_msg);
         } else {
-            param.save(self).await?;
+            param.save_legacy(self).await?;
             progress!(self, 1000);
         }
 

src/context.rs

@@ -28,7 +28,7 @@ use crate::download::DownloadState;
 use crate::events::{Event, EventEmitter, EventType, Events};
 use crate::imap::{FolderMeaning, Imap, ServerMetadata};
 use crate::key::{load_self_public_key, load_self_secret_key, DcKey as _};
-use crate::login_param::{ConfiguredLoginParam, EnteredLoginParam};
+use crate::login_param::ConfiguredLoginParam;
 use crate::message::{self, Message, MessageState, MsgId};
 use crate::param::{Param, Params};
 use crate::peer_channels::Iroh;
@@ -774,7 +774,7 @@ impl Context {
     /// Returns information about the context as key-value pairs.
     pub async fn get_info(&self) -> Result<BTreeMap<&'static str, String>> {
         let unset = "0";
-        let l = EnteredLoginParam::load(self).await?;
+        let l = self.list_transports().await?;
         let l2 = ConfiguredLoginParam::load(self)
             .await?
             .map_or_else(|| "Not configured".to_string(), |param| param.to_string());
@@ -867,7 +867,13 @@ impl Context {
         );
         res.insert("is_configured", is_configured.to_string());
         res.insert("proxy_enabled", proxy_enabled.to_string());
-        res.insert("entered_account_settings", l.to_string());
+        res.insert(
+            "entered_account_settings",
+            l.iter()
+                .map(|l| l.to_string())
+                .collect::<Vec<_>>()
+                .join("; "),
+        );
         res.insert("used_account_settings", l2);
 
         if let Some(server_id) = &*self.server_id.read().await {

src/context/context_tests.rs

@@ -285,7 +285,6 @@ async fn test_get_info_completeness() {
         "send_security",
         "server_flags",
         "skip_start_messages",
-        "smtp_certificate_checks",
         "proxy_url",      // May contain passwords, don't leak it to the logs.
         "socks5_enabled", // SOCKS5 options are deprecated.
         "socks5_host",
@@ -313,6 +312,22 @@ async fn test_get_info_completeness() {
     }
 }
 
+#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+async fn test_get_info_configured() -> Result<()> {
+    let alice = TestContext::new_alice().await;
+    let info = alice.get_info().await?;
+    let entered_account_settings = &info["entered_account_settings"];
+    assert_eq!(entered_account_settings, "unset imap:unset:0:unset:0:Automatic:AUTH_NORMAL smtp:unset:0:unset:0:Automatic:AUTH_NORMAL cert_automatic");
+
+    let used_account_settings = &info["used_account_settings"];
+    assert_eq!(
+        used_account_settings,
+        "[email protected] imap:[] smtp:[] provider:none cert_automatic"
+    );
+
+    Ok(())
+}
+
 #[tokio::test(flavor = "multi_thread", worker_threads = 2)]
 async fn test_search_msgs() -> Result<()> {
     let alice = TestContext::new_alice().await;