From f8c62fe2102c28e9a59bf4cf14ad6b893753a8d3 Mon Sep 17 00:00:00 2001
From: default <nobody@localhost>
Date: Mon, 18 Sep 2023 22:52:27 +0200
Subject: [PATCH] Pinned posts are never purged.

---
 data.c | 8 +++++++-
 html.c | 2 +-
 snac.h | 1 +
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/data.c b/data.c
index 2e9f3b7..3b22114 100644
--- a/data.c
+++ b/data.c
@@ -1343,6 +1343,13 @@ int is_pinned(snac *user, const char *id)
 }
 
 
+int is_pinned_by_md5(snac *user, const char *md5)
+{
+    xs *fn = xs_fmt("%s/pinned/%s.json", user->basedir, md5);
+    return !!(mtime(fn) != 0.0);
+}
+
+
 int pin(snac *user, const char *id)
 /* pins a message */
 {
@@ -2436,7 +2443,6 @@ void purge_user(snac *snac)
     _purge_user_subdir(snac, "hidden",  priv_days);
     _purge_user_subdir(snac, "private", priv_days);
 
-    _purge_user_subdir(snac, "pinned",  pub_days);
     _purge_user_subdir(snac, "public",  pub_days);
 
     const char *idxs[] = { "followers.idx", "private.idx", "public.idx", "pinned.idx", NULL };
diff --git a/html.c b/html.c
index f967a1e..e8d31a3 100644
--- a/html.c
+++ b/html.c
@@ -1563,7 +1563,7 @@ xs_str *html_timeline(snac *user, const xs_list *list, int local, int skip, int
         xs *msg = NULL;
         int status;
 
-        if (user)
+        if (user && !is_pinned_by_md5(user, v))
             status = timeline_get_by_md5(user, v, &msg);
         else
             status = object_get_by_md5(v, &msg);
diff --git a/snac.h b/snac.h
index e0d9fcc..9b7f37a 100644
--- a/snac.h
+++ b/snac.h
@@ -130,6 +130,7 @@ int is_muted(snac *snac, const char *actor);
 int pin(snac *user, const char *id);
 int unpin(snac *user, const char *id);
 int is_pinned(snac *user, const char *id);
+int is_pinned_by_md5(snac *user, const char *md5);
 xs_list *pinned_list(snac *user);
 
 int limited(snac *user, const char *id, int cmd);