lib/thread: rewrite _parent_or_toplevel to use depths

This is part 1/2 of changing the reparenting of alleged toplevel
messages to use a "deep" reference rather than just the first one
found.
This commit is contained in:
David Bremner 2018-08-30 08:29:09 -03:00
parent 0a7181dd16
commit 21803df6ae

View file

@ -416,20 +416,40 @@ _parent_via_in_reply_to (notmuch_thread_t *thread, notmuch_message_t *message) {
static void
_parent_or_toplevel (notmuch_thread_t *thread, notmuch_message_t *message)
{
bool found = false;
size_t max_depth = 0;
notmuch_message_t *new_parent;
notmuch_message_t *parent = NULL;
const notmuch_string_list_t *references =
_notmuch_message_get_references (message);
THREAD_DEBUG("trying to reparent via references: %s\n",
notmuch_message_get_message_id (message));
for (notmuch_string_node_t *ref_node = references->head;
! found && ref_node; ref_node = ref_node->next) {
if ((found = g_hash_table_lookup_extended (thread->message_hash,
ref_node->string, NULL,
(void **) &parent))) {
_notmuch_message_add_reply (parent, message);
ref_node; ref_node = ref_node->next) {
THREAD_DEBUG("checking reference=%s\n", ref_node->string);
if ((g_hash_table_lookup_extended (thread->message_hash,
ref_node->string, NULL,
(void **) &new_parent))) {
size_t new_depth = _notmuch_message_get_thread_depth (new_parent);
THREAD_DEBUG("got depth %lu\n", new_depth);
if (new_depth > max_depth || !parent) {
THREAD_DEBUG("adding at depth %lu parent=%s\n", new_depth, ref_node->string);
max_depth = new_depth;
parent = new_parent;
}
}
}
if (! found)
if (parent) {
THREAD_DEBUG("adding reply %s to parent=%s\n",
notmuch_message_get_message_id (message),
notmuch_message_get_message_id (parent));
_notmuch_message_add_reply (parent, message);
} else {
THREAD_DEBUG("adding as toplevel %s\n",
notmuch_message_get_message_id (message));
_notmuch_message_list_add_message (thread->toplevel_list, message);
}
}
static void