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-rw-r--r--plugins/mod_smacks.lua10
1 files changed, 6 insertions, 4 deletions
diff --git a/plugins/mod_smacks.lua b/plugins/mod_smacks.lua
index d014f304..4ec83897 100644
--- a/plugins/mod_smacks.lua
+++ b/plugins/mod_smacks.lua
@@ -50,6 +50,8 @@ assert(max_old_sessions > 0, "smacks_max_old_sessions must be greater than 0");
local c2s_sessions = module:shared("/*/c2s/sessions");
+local function format_h(h) if h then return string.format("%d", h) end end
+
local function init_session_cache(max_entries, evict_callback)
-- use per user limited cache for prosody >= 0.10
local stores = {};
@@ -253,7 +255,7 @@ module:hook("pre-session-close", function(event)
if session.smacks and session.conn and session.handled_stanza_count then
(session.sends2s or session.send)(st.stanza("a", {
xmlns = session.smacks;
- h = string.format("%d", session.handled_stanza_count);
+ h = format_h(session.handled_stanza_count);
}));
end
end);
@@ -339,7 +341,7 @@ function handle_r(origin, stanza, xmlns_sm) -- luacheck: ignore 212/stanza
end
module:log("debug", "Received ack request, acking for %d", origin.handled_stanza_count);
-- Reply with <a>
- (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = string.format("%d", origin.handled_stanza_count) }));
+ (origin.sends2s or origin.send)(st.stanza("a", { xmlns = xmlns_sm, h = format_h(origin.handled_stanza_count) }));
-- piggyback our own ack request if needed (see request_ack_if_needed() for explanation of last_requested_h)
request_ack_now_if_needed(origin, false, "piggybacked by handle_r", nil);
return true;
@@ -559,7 +561,7 @@ function handle_resume(session, stanza, xmlns_sm)
if old_session and session.username == old_session.username
and session.host == old_session.host
and old_session.h then
- session.send(st.stanza("failed", { xmlns = xmlns_sm, h = string.format("%d", old_session.h) })
+ session.send(st.stanza("failed", { xmlns = xmlns_sm, h = format_h(old_session.h) })
:tag("item-not-found", { xmlns = xmlns_errors })
);
else
@@ -598,7 +600,7 @@ function handle_resume(session, stanza, xmlns_sm)
c2s_sessions[session.conn] = original_session;
original_session.send(st.stanza("resumed", { xmlns = xmlns_sm,
- h = string.format("%d", original_session.handled_stanza_count), previd = id }));
+ h = format_h(original_session.handled_stanza_count), previd = id }));
-- Fake an <a> with the h of the <resume/> from the client
original_session:dispatch_stanza(st.stanza("a", { xmlns = xmlns_sm,