[PATCH 8/9] lib/thread: rewrite _parent_or_toplevel to use depths
David Bremner
david at tethera.net
Fri Jul 20 16:37:45 PDT 2018
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.
---
lib/thread.cc | 34 +++++++++++++++++++++++++++-------
1 file changed, 27 insertions(+), 7 deletions(-)
diff --git a/lib/thread.cc b/lib/thread.cc
index 417235ea..2eed724b 100644
--- a/lib/thread.cc
+++ b/lib/thread.cc
@@ -409,20 +409,40 @@ _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);
+
+ DEBUG_PRINTF("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) {
+ DEBUG_PRINTF("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);
+ DEBUG_PRINTF("got depth %lu\n", new_depth);
+ if (new_depth > max_depth || !parent) {
+ DEBUG_PRINTF("adding at depth %lu parent=%s\n", new_depth, ref_node->string);
+ max_depth = new_depth;
+ parent = new_parent;
+ }
}
}
- if (! found)
+ if (parent) {
+ DEBUG_PRINTF("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 {
+ DEBUG_PRINTF("adding as toplevel %s\n",
+ notmuch_message_get_message_id (message));
_notmuch_message_list_add_message (thread->toplevel_list, message);
+ }
}
static void
--
2.18.0
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