add DC_EVENT_SECUREJOIN_SUCCEEDED

deltachat-ffi/deltachat.h

@@ -4387,6 +4387,16 @@ int64_t          dc_lot_get_timestamp     (const dc_lot_t* lot);
 #define DC_EVENT_SECUREJOIN_JOINER_PROGRESS       2061
 
 
+/**
+ * This event is sent out to the inviter when a joiner successfully joined a group.
+ *
+ * @param data1 (int) chat_id
+ * @param data2 (int) contact_id
+ * @return 0
+ */
+#define DC_EVENT_SECUREJOIN_SUCCEEDED             2062
+
+
 /**
  * @}
  */

deltachat-ffi/src/lib.rs

@@ -175,6 +175,15 @@ impl ContextWrapper {
                         contact_id as uintptr_t,
                         progress as uintptr_t,
                     ),
+                    Event::SecurejoinSucceeded {
+                        chat_id,
+                        contact_id,
+                    } => ffi_cb(
+                        self,
+                        event_id,
+                        chat_id as uintptr_t,
+                        contact_id as uintptr_t,
+                    ),
                 }
             }
             None => 0,

python/src/deltachat/const.py

@@ -98,6 +98,7 @@ DC_EVENT_IMEX_PROGRESS = 2051
 DC_EVENT_IMEX_FILE_WRITTEN = 2052
 DC_EVENT_SECUREJOIN_INVITER_PROGRESS = 2060
 DC_EVENT_SECUREJOIN_JOINER_PROGRESS = 2061
+DC_EVENT_SECUREJOIN_SUCCEEDED = 2062
 DC_EVENT_FILE_COPIED = 2055
 DC_EVENT_IS_OFFLINE = 2081
 DC_EVENT_GET_STRING = 2091

src/events.rs

@@ -243,4 +243,11 @@ pub enum Event {
     /// @return 0
     #[strum(props(id = "2061"))]
     SecurejoinJoinerProgress { contact_id: u32, progress: usize },
+
+    /// This event is sent out to the inviter when a joiner successfully joined a group.
+    /// @param data1 (int) chat_id
+    /// @param data2 (int) contact_id
+    /// @return 0
+    #[strum(props(id = "2062"))]
+    SecurejoinSucceeded { chat_id: u32, contact_id: u32 },
 }

src/securejoin.rs

@@ -611,6 +611,14 @@ pub fn handle_securejoin_handshake(
                 }
                 inviter_progress!(context, contact_id, 800);
                 inviter_progress!(context, contact_id, 1000);
+                let field_grpid = mimeparser
+                    .lookup_optional_field("Secure-Join-Group")
+                    .unwrap_or_default();
+                let (group_chat_id, _, _) = chat::get_chat_id_by_grpid(context, &field_grpid);
+                context.call_cb(Event::SecurejoinSucceeded {
+                    chat_id: group_chat_id,
+                    contact_id: contact_id,
+                });
             } else {
                 warn!(context, "vg-member-added-received invalid.",);
                 return ret;