Module:Header/attribution data

local function anon(text)
	text = text or 'Anonymous'
	local cat = ''
	if mw.title.getCurrentTitle():inNamespaces(0, 114) then
		cat = '[[Category:' .. 'Works by unknown authors' .. ']]'
	end
	return '[[Portal:Anonymous texts|' .. text .. ']]' .. cat
end

local function anon_nocat(text)
	return '[[Portal:Anonymous texts|' .. (text or 'Anonymous') .. ']]'
end

local contrib_types = {
	{noun = 'author', prefix = 'by'},
	{noun = 'attributed to', prefix = 'attributed to', special_cases = {}},
	{noun = 'adapter', prefix = 'adapted by'},
	{noun = 'abridger', prefix = 'abridged by'},
	{noun = 'illustrator', prefix = 'illustrated by'},
	{noun = 'director', prefix = 'directed by'},
	{noun = 'lyricist', prefix = 'lyrics by'},
	{noun = 'librettist', prefix = 'libretto by'},
	{
		noun = 'book by',
		prefix = 'book by',
		special_cases = {
			['?'] = 'unknown author',
			['unknown'] = 'unknown author',
			['not mentioned'] = 'unknown author',
			['anon'] = anon,
			['anonymous'] = anon,
			['various'] = 'various authors'
		}
	},
	{noun = 'composer', prefix = 'composed by'},
	{noun = 'arranger', prefix = 'arranged by'},
	{
		noun = 'translator',
		prefix = 'translated by',
		special_cases = {
			['?'] = 'unknown translator',
			['unknown'] = 'unknown translator',
			['not mentioned'] = 'unknown translator',
			['anon'] = anon,
			['anonymous'] = anon,
			['various'] = 'various translators',
			['wikisource'] = '[[Wikisource:Translations|Wikisource]]'
		}
	},
	{
		noun = 'editor',
		prefix = 'edited by',
		special_cases = {
			['?'] = 'unknown editor',
			['unknown'] = 'unknown editor',
			['not mentioned'] = 'unknown editor',
			['anon'] = anon_nocat,
			['anonymous'] = anon_nocat,
			['various'] = 'various editors'
		}
	}
}

for i = 1, #contrib_types do
	local noun = contrib_types[i]['noun']
	contrib_types[i]['param_name'] = contrib_types[i]['param_name'] or string.gsub(noun, ' ', '-')
	contrib_types[i]['special_cases'] = contrib_types[i]['special_cases'] or {
		['?'] = 'unknown ' .. noun,
		['unknown'] = 'unknown ' .. noun,
		['not mentioned'] = 'unknown ' .. noun,
		['anon'] = anon,
		['anonymous'] = anon,
		['various'] = 'various ' .. noun .. 's'
	}
	contrib_types[i]['index'] = i
end

return contrib_types