From d5e04ad835f6db036c22489a93694aabf1a3f5e2 Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Fri, 14 Apr 2017 22:45:59 +0100
Subject: mod_pubsub: Fix a few warnings [luacheck]

---
 plugins/mod_pubsub/mod_pubsub.lua | 13 ++++++-------
 plugins/mod_pubsub/pubsub.lib.lua | 10 ++++++----
 2 files changed, 12 insertions(+), 11 deletions(-)

(limited to 'plugins/mod_pubsub')

diff --git a/plugins/mod_pubsub/mod_pubsub.lua b/plugins/mod_pubsub/mod_pubsub.lua
index 8e7bfc53..ae6cfce2 100644
--- a/plugins/mod_pubsub/mod_pubsub.lua
+++ b/plugins/mod_pubsub/mod_pubsub.lua
@@ -16,7 +16,6 @@ local service;
 
 local lib_pubsub = module:require "pubsub";
 local handlers = lib_pubsub.handlers;
-local pubsub_error_reply = lib_pubsub.pubsub_error_reply;
 
 module:depends("disco");
 module:add_identity("pubsub", "service", pubsub_disco_name);
@@ -24,8 +23,8 @@ module:add_feature("http://jabber.org/protocol/pubsub");
 
 function handle_pubsub_iq(event)
 	local origin, stanza = event.origin, event.stanza;
-	local pubsub = stanza.tags[1];
-	local action = pubsub.tags[1];
+	local pubsub_tag = stanza.tags[1];
+	local action = pubsub_tag.tags[1];
 	if not action then
 		origin.send(st.error_reply(stanza, "cancel", "bad-request"));
 		return true;
@@ -90,7 +89,7 @@ local function add_disco_features_from_service(service)
 end
 
 module:hook("host-disco-info-node", function (event)
-	local stanza, origin, reply, node = event.stanza, event.origin, event.reply, event.node;
+	local stanza, reply, node = event.stanza, event.reply, event.node;
 	local ok, ret = service:get_nodes(stanza.attr.from);
 	if not ok or not ret[node] then
 		return;
@@ -100,7 +99,7 @@ module:hook("host-disco-info-node", function (event)
 end);
 
 module:hook("host-disco-items-node", function (event)
-	local stanza, origin, reply, node = event.stanza, event.origin, event.reply, event.node;
+	local stanza, reply, node = event.stanza, event.reply, event.node;
 	local ok, ret = service:get_items(node, stanza.attr.from);
 	if not ok then
 		return;
@@ -114,8 +113,8 @@ end);
 
 
 module:hook("host-disco-items", function (event)
-	local stanza, origin, reply = event.stanza, event.origin, event.reply;
-	local ok, ret = service:get_nodes(event.stanza.attr.from);
+	local stanza, reply = event.stanza, event.reply;
+	local ok, ret = service:get_nodes(stanza.attr.from);
 	if not ok then
 		return;
 	end
diff --git a/plugins/mod_pubsub/pubsub.lib.lua b/plugins/mod_pubsub/pubsub.lib.lua
index 805efc1f..fd1f59d1 100644
--- a/plugins/mod_pubsub/pubsub.lib.lua
+++ b/plugins/mod_pubsub/pubsub.lib.lua
@@ -1,3 +1,5 @@
+local t_unpack = table.unpack or unpack; -- luacheck: ignore 113
+
 local st = require "util.stanza";
 local uuid_generate = require "util.uuid".generate;
 local dataform = require"util.dataforms".new;
@@ -23,7 +25,7 @@ local pubsub_errors = {
 };
 local function pubsub_error_reply(stanza, error)
 	local e = pubsub_errors[error];
-	local reply = st.error_reply(stanza, unpack(e, 1, 3));
+	local reply = st.error_reply(stanza, t_unpack(e, 1, 3));
 	if e[4] then
 		reply:tag(e[4], { xmlns = xmlns_pubsub_errors }):up();
 	end
@@ -47,13 +49,13 @@ local node_config_form = dataform {
 function handlers.get_items(origin, stanza, items, service)
 	local node = items.attr.node;
 	local item = items:get_child("item");
-	local id = item and item.attr.id;
+	local item_id = item and item.attr.id;
 
 	if not node then
 		origin.send(pubsub_error_reply(stanza, "nodeid-required"));
 		return true;
 	end
-	local ok, results = service:get_items(node, stanza.attr.from, id);
+	local ok, results = service:get_items(node, stanza.attr.from, item_id);
 	if not ok then
 		origin.send(pubsub_error_reply(stanza, results));
 		return true;
@@ -122,7 +124,7 @@ end
 function handlers.set_delete(origin, stanza, delete, service)
 	local node = delete.attr.node;
 
-	local reply, notifier;
+	local reply;
 	if not node then
 		origin.send(pubsub_error_reply(stanza, "nodeid-required"));
 		return true;
-- 
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