Shawndouglas: Protected "Module:Check for unknown parameters" ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite))

2016-08-18T23:31:14Z

Protected "Module:Check for unknown parameters" ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite))

← Older revision

Revision as of 23:31, 18 August 2016

Shawndouglas: Created as needed.

2016-08-18T23:14:44Z

Created as needed.

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-- This module may be used to compare the arguments passed to the parent
-- with a list of arguments, returning a specified result if an argument is
-- not on the list
local p = {}

local function trim(s)
return s:match('^%s*(.-)%s*$')
end

local function isnotempty(s)
return s and trim(s) ~= ''
end

function p.check (frame)
local args = frame.args
local pargs = frame:getParent().args
local ignoreblank = isnotempty(frame.args['ignoreblank'])
local showblankpos = isnotempty(frame.args['showblankpositional'])
local knownargs = {}
local unknown = frame.args['unknown'] or 'Found _VALUE_, '
local preview = frame.args['preview']

local values = {}
local res = {}
local regexps = {}

-- create the list of known args, regular expressions, and the return string
for k, v in pairs(args) do
if type(k) == 'number' then
v = trim(v)
knownargs[v] = 1
elseif k:find('^regexp[1-9][0-9]*$') then
table.insert(regexps, '^' .. v .. '$')
end
end
if isnotempty(preview) then
preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. preview .. ' (this message is shown only in preview).</div>'
elseif preview == nil then
preview = unknown
end

-- loop over the parent args, and make sure they are on the list
for k, v in pairs(pargs) do
if type(k) == 'string' and knownargs[k] == nil then
local knownflag = false
for i, regexp in ipairs(regexps) do
if mw.ustring.match(k, regexp) then
knownflag = true
break
end
end
if not knownflag and ( not ignoreblank or isnotempty(v) ) then
k = mw.ustring.gsub(k, '[^%w\-_ ]', '?')
table.insert(values, k)
end
elseif type(k) == 'number' and
knownargs[tostring(k)] == nil and
( showblankpos or isnotempty(v) )
then
local vlen = mw.ustring.len(v)
v = mw.ustring.sub(v, 1, (vlen < 25) and vlen or 25)
v = mw.ustring.gsub(v, '[^%w\-_ ]', '?')
table.insert(values, k .. ' = ' .. v .. ((vlen >= 25) and ' ...' or ''))
end
end

-- add resuls to the output tables
if #values > 0 then
if frame:preprocess( "{{REVISIONID}}" ) == "" then
unknown = preview
end
for k, v in pairs(values) do
if v == '' then
-- Fix odd bug for | = which gets stripped to the empty string and
-- breaks category links
v = ' '
end
local r = unknown:gsub('_VALUE_', v)
table.insert(res, r)
end
end

return table.concat(res)
end

return p

Module:Check for unknown parameters - Revision history

Shawndouglas: Protected "Module:Check for unknown parameters" ([Edit=Allow only administrators] (indefinite) [Move=Allow only administrators] (indefinite))

Shawndouglas: Created as needed.