Name thread based on matching msgs instead of first msg.

[notmuch] / lib / thread.cc

diff --git a/lib/thread.cc b/lib/thread.cc
index 3aa9d4807292f873970780092dd7741f2c6bedee..5bf83540d6cf72a9abda4879a06f369f5399b78f 100644 (file)
--- a/lib/thread.cc
+++ b/lib/thread.cc
@@ -129,7 +129,8 @@ _thread_add_message (notmuch_thread_t *thread,
 
 static void
 _thread_add_matched_message (notmuch_thread_t *thread,
-                            notmuch_message_t *message)
+                            notmuch_message_t *message,
+                            notmuch_sort_t sort)
 {
     time_t date;
     notmuch_message_t *hashed_message;
@@ -142,6 +143,28 @@ _thread_add_matched_message (notmuch_thread_t *thread,
     if (date > thread->newest || ! thread->matched_messages)
        thread->newest = date;
 
+    const char *subject;
+    const char *cleaned_subject;
+
+    subject = notmuch_message_get_header (message, "subject");
+
+    if ((strncasecmp (subject, "Re: ", 4) == 0) ||
+       (strncasecmp (subject, "Aw: ", 4) == 0) ||
+       (strncasecmp (subject, "Vs: ", 4) == 0) ||
+       (strncasecmp (subject, "Sv: ", 4) == 0)) {
+
+       cleaned_subject = talloc_strndup (thread,
+                                         subject + 4,
+                                         strlen(subject) - 4);
+    } else {
+       cleaned_subject = talloc_strdup (thread, subject);
+    }
+
+    if ((sort == NOTMUCH_SORT_OLDEST_FIRST && date <= thread->newest) ||
+       (sort != NOTMUCH_SORT_OLDEST_FIRST && date == thread->newest)) {
+       thread->subject = talloc_strdup (thread, cleaned_subject);
+    }
+
     thread->matched_messages++;
 
     if (g_hash_table_lookup_extended (thread->message_hash,
@@ -209,7 +232,8 @@ notmuch_thread_t *
 _notmuch_thread_create (void *ctx,
                        notmuch_database_t *notmuch,
                        const char *thread_id,
-                       const char *query_string)
+                       const char *query_string,
+                       notmuch_sort_t sort)
 {
     notmuch_thread_t *thread;
     const char *thread_id_query_string;
@@ -296,7 +320,7 @@ _notmuch_thread_create (void *ctx,
        _thread_add_message (thread, message);
 
        if (! matched_is_subset_of_thread)
-           _thread_add_matched_message (thread, message);
+           _thread_add_matched_message (thread, message, sort);
 
        _notmuch_message_close (message);
     }
@@ -323,7 +347,7 @@ _notmuch_thread_create (void *ctx,
             notmuch_messages_move_to_next (messages))
        {
            message = notmuch_messages_get (messages);
-           _thread_add_matched_message (thread, message);
+           _thread_add_matched_message (thread, message, sort);
            _notmuch_message_close (message);
        }