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en>Gonnym
(Added entry point for modules per talk page discussion. Report any errors on talk page.)
Line 9: Line 9:
  
 
local function isnotempty(s)
 
local function isnotempty(s)
return s and trim(s) ~= ''
+
return s and s:match('%S')
 
end
 
end
  
function p.check (frame)
+
local function clean(text)
local args = frame.args
+
-- Return text cleaned for display and truncated if too long.
local pargs = frame:getParent().args
+
-- Strip markers are replaced with dummy text representing the original wikitext.
local ignoreblank = isnotempty(frame.args['ignoreblank'])
+
local pos, truncated
local checkpos = isnotempty(frame.args['checkpositional'])
+
local function truncate(text)
 +
if truncated then
 +
return ''
 +
end
 +
if mw.ustring.len(text) > 25 then
 +
truncated = true
 +
text = mw.ustring.sub(text, 1, 25) .. '...'
 +
end
 +
return mw.text.nowiki(text)
 +
end
 +
local parts = {}
 +
for before, tag, remainder in text:gmatch('([^\127]*)\127[^\127]*%-(%l+)%-[^\127]*\127()') do
 +
pos = remainder
 +
table.insert(parts, truncate(before) .. '<' .. tag .. '>...</' .. tag .. '>')
 +
end
 +
table.insert(parts, truncate(text:sub(pos or 1)))
 +
return table.concat(parts)
 +
end
 +
 
 +
function p._check(args, pargs)
 +
if type(args) ~= "table" or type(pargs) ~= "table" then
 +
-- TODO: error handling
 +
return
 +
end
 +
 
 +
local ignoreblank = isnotempty(args['ignoreblank'])
 +
local showblankpos = isnotempty(args['showblankpositional'])
 
local knownargs = {}
 
local knownargs = {}
local unknown = frame.args['unknown'] or 'Found _VALUE_, '
+
local unknown = args['unknown'] or 'Found _VALUE_, '
local preview = frame.args['preview'] or unknown
+
local preview = args['preview']
  
 +
local values = {}
 
local res = {}
 
local res = {}
 
local regexps = {}
 
local regexps = {}
local comments = {}
 
local commentstr = ''
 
 
local ispreview = frame:preprocess( "{{REVISIONID}}" ) == "" and 1 or 0
 
  
 
-- create the list of known args, regular expressions, and the return string
 
-- create the list of known args, regular expressions, and the return string
Line 37: Line 60:
 
end
 
end
 
end
 
end
if isnotempty(frame.args['preview']) then  
+
if isnotempty(preview) then
preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. frame.args['preview'] .. ' (this message is shown only in preview).</div>'
+
preview = '<div class="hatnote" style="color:red"><strong>Warning:</strong> ' .. preview .. ' (this message is shown only in preview).</div>'
elseif frame.args['preview'] then
+
elseif preview == nil then
preview = frame.args['preview']
 
else
 
 
preview = unknown
 
preview = unknown
end
 
if ispreview == 1 then unknown = preview end
 
 
-- adds one result to the output tables
 
local function addresult(k)
 
if k == '' then
 
-- Fix odd bug for | = which gets stripped to the empty string and
 
-- breaks category links
 
k = ' '
 
end
 
local r = unknown:gsub('_VALUE_', k)
 
table.insert(res, r)
 
table.insert(comments, '"' .. k .. '"')
 
 
end
 
end
  
Line 62: Line 70:
 
if type(k) == 'string' and knownargs[k] == nil then
 
if type(k) == 'string' and knownargs[k] == nil then
 
local knownflag = false
 
local knownflag = false
for i, regexp in ipairs(regexps) do
+
for _, regexp in ipairs(regexps) do
 
if mw.ustring.match(k, regexp) then
 
if mw.ustring.match(k, regexp) then
 
knownflag = true
 
knownflag = true
Line 69: Line 77:
 
end
 
end
 
if not knownflag and ( not ignoreblank or isnotempty(v) )  then
 
if not knownflag and ( not ignoreblank or isnotempty(v) )  then
k = mw.ustring.gsub(k, '[^%w\-_ ]', '?')
+
table.insert(values, clean(k))
addresult(k)
 
 
end
 
end
elseif checkpos and
+
elseif type(k) == 'number' and
type(k) == 'number' and  
 
 
knownargs[tostring(k)] == nil and
 
knownargs[tostring(k)] == nil and
( not ignoreblank or isnotempty(v) )
+
( showblankpos or isnotempty(v) )
 
then
 
then
addresult(k)
+
table.insert(values, k .. ' = ' .. clean(v))
 
end
 
end
 
end
 
end
  
if #comments > 0 then
+
-- add results to the output tables
commentstr = '<!-- Module:Check for unknown parameters results: ' ..
+
if #values > 0 then
table.concat(comments, ', ') .. '-->'
+
if mw.getCurrentFrame():preprocess( "{{REVISIONID}}" ) == "" then
 +
unknown = preview
 +
end
 +
for _, 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
 +
-- avoid error with v = 'example%2' ("invalid capture index")
 +
local r =  unknown:gsub('_VALUE_', {_VALUE_ = v})
 +
table.insert(res, r)
 +
end
 
end
 
end
+
 
return table.concat(res) .. commentstr
+
return table.concat(res)
 +
end
 +
 
 +
function p.check(frame)
 +
local args = frame.args
 +
local pargs = frame:getParent().args
 +
return p._check(args, pargs)
 
end
 
end
  
 
return p
 
return p

Revision as of 17:25, 7 January 2020

Documentation for this module may be created at Module:Check for unknown parameters/doc

-- 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 s:match('%S')
end

local function clean(text)
	-- Return text cleaned for display and truncated if too long.
	-- Strip markers are replaced with dummy text representing the original wikitext.
	local pos, truncated
	local function truncate(text)
		if truncated then
			return ''
		end
		if mw.ustring.len(text) > 25 then
			truncated = true
			text = mw.ustring.sub(text, 1, 25) .. '...'
		end
		return mw.text.nowiki(text)
	end
	local parts = {}
	for before, tag, remainder in text:gmatch('([^\127]*)\127[^\127]*%-(%l+)%-[^\127]*\127()') do
		pos = remainder
		table.insert(parts, truncate(before) .. '&lt;' .. tag .. '&gt;...&lt;/' .. tag .. '&gt;')
	end
	table.insert(parts, truncate(text:sub(pos or 1)))
	return table.concat(parts)
end

function p._check(args, pargs)
	if type(args) ~= "table" or type(pargs) ~= "table" then
		-- TODO: error handling
		return
	end

	local ignoreblank = isnotempty(args['ignoreblank'])
	local showblankpos = isnotempty(args['showblankpositional'])
	local knownargs = {}
	local unknown = args['unknown'] or 'Found _VALUE_, '
	local preview = 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 _, 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
				table.insert(values, clean(k))
			end
		elseif type(k) == 'number' and
			knownargs[tostring(k)] == nil and
			( showblankpos or isnotempty(v) )
		then
			table.insert(values, k .. ' = ' .. clean(v))
		end
	end

	-- add results to the output tables
	if #values > 0 then
		if mw.getCurrentFrame():preprocess( "{{REVISIONID}}" ) == "" then
			unknown = preview
		end
		for _, 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
			-- avoid error with v = 'example%2' ("invalid capture index")
			local r =  unknown:gsub('_VALUE_', {_VALUE_ = v})
			table.insert(res, r)
		end
	end

	return table.concat(res)
end

function p.check(frame)
	local args = frame.args
	local pargs = frame:getParent().args
	return p._check(args, pargs)
end

return p