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Code Issues Releases Wiki Activity

Validate & sanitize formspec fields (#3022)

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Lars Müller
2023-04-08 18:13:45 +02:00
committed by GitHub
parent 4c6e19968a
commit 833ed77620
4 changed files with 16 additions and 9 deletions
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9
mods/creative/inventory.lua
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@ -192,10 +192,13 @@ function creative.register_tab(name, title, items)
inv.start_i = 0
inv.filter = ""
sfinv.set_player_inventory_formspec(player, context)
elseif fields.creative_search or
fields.key_enter_field == "creative_filter" then
elseif (fields.creative_search or
fields.key_enter_field == "creative_filter")
and fields.creative_filter then
inv.start_i = 0
inv.filter = fields.creative_filter:lower()
inv.filter = fields.creative_filter:sub(1, 128) -- truncate to a sane length
:gsub("[%z\1-\8\11-\31\127]", "") -- strip naughty control characters (keeps \t and \n)
:lower() -- search is case insensitive
sfinv.set_player_inventory_formspec(player, context)
elseif not fields.quit then
local start_i = inv.start_i or 0