Schaffenburg/abrechenbarkeit
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invalidate usernames comprised entirely of whitespace

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Riley L. 2024-11-04 14:14:23 +01:00
parent 2b5aa684f1
commit 373242c40a
1 changed files with 2 additions and 1 deletions
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abrechenbarkeit.lua
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@ -427,7 +427,8 @@ end
local function r_create_user()
local username = query.create_user
if username:match("^([%w_ -]+)$") == nil then
-- gsub to remove whitespace. disallows username made up entirely of whitespace
if username:gsub("%s+", ""):match("^([%w_ -]+)$") == nil then
return respond_error("invalid username " .. username)
end
return redirect(string.format("/%s", urlencode(username)))