Alfie: 1 revision imported

2026-03-19T10:05:39Z

1 revision imported

← Older revision	Revision as of 06:05, 19 March 2026
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en>Krinkle: Maintenance: Fix Lua error "Lua error in Module:Gadgets at line 74: attempt to index a nil value." on Wikibooks where Wikipedia:GUS2Wiki is an interwiki prefix instead of a namespace. Use the "Project" alias instead, which should work everywhere. Ref discussion on Meta-Wiki

2025-10-01T22:38:19Z

Maintenance: Fix Lua error "Lua error in Module:Gadgets at line 74: attempt to index a nil value." on Wikibooks where Wikipedia:GUS2Wiki is an interwiki prefix instead of a namespace. Use the "Project" alias instead, which should work everywhere. Ref discussion on Meta-Wiki

New page

local p = {}

p.parse = function()
local text = mw.title.new('MediaWiki:Gadgets-definition'):getContent()
local lines = mw.text.split(text, '\n', false)

local repo = {}
for _, line in ipairs(lines) do
if line:sub(1, 1) == '*' then
local name, options, pages = p.parse_line(line)
if name and #pages ~= 0 then
repo[name] = { options = options, pages = pages }
end
end
end
return repo
end

p.parse_line = function(def)
local pattern = "^%*%s*(.+)%s*(%b[])%s*(.-)$"
local name, opts, pageList = string.match(def, pattern)

if name then
name = mw.text.trim(name)
end

-- Process options string into a Lua table
local options = {}
if opts then
-- Extracting the options without square brackets and trimming spaces
opts = opts:sub(2, -2):gsub("%s+", "")

for pair in opts:gmatch("%s*([^|]+)%s*|?") do
local key, value = pair:match("%s*([^=]+)%s*=%s*([^=|]+)%s*")
if key and value then
options[key:match("%s*(.-)%s*$")] = value:match("^%s*(.-)%s*$")
else
key = pair:match("%s*(.-)%s*$")
options[key] = true
end
end
end

-- Process page list into an array
local pages = {}
if pageList then
for page in pageList:gmatch("[^|]+") do
table.insert(pages, mw.text.trim(page))
end
end
return name, options, pages
end

p.get_type = function(def)
if def.options.type == 'general' or def.options.type == 'styles' then
return def.options.type
end
if def.options.dependencies ~= nil then
return 'general'
end
for _, page in ipairs(def.pages) do
if not string.match(page, '%.css$') then
return 'general'
end
end
return 'styles'
end

p.get_usage = function(name)
-- escape name for use in pattern
name = name:gsub("[%-%.%+%[%]%(%)%$%^%%%?%*]", "%%%1"):gsub("_", " ")

-- rely on [[Project:GUS2Wiki]] until [[phab:T354890]] is implemented
local _, _, count = mw.title.new('Project:GUS2Wiki'):getContent():find('\n'..name..',(%d+)')
return tonumber(count) or -1
end

return p

Module:Gadgets - Revision history

Alfie: 1 revision imported

en>Krinkle: Maintenance: Fix Lua error "Lua error in Module:Gadgets at line 74: attempt to index a nil value." on Wikibooks where Wikipedia:GUS2Wiki is an interwiki prefix instead of a namespace. Use the "Project" alias instead, which should work everywhere. Ref discussion on Meta-Wiki