Module:Person length

-- This module implements Template:Infobox person/length

local p = {}

local function clean_length(s) s = mw.ustring.gsub(s, 'centimetre', 'cm') s = mw.ustring.gsub(s, 'centimeter', 'cm') s = mw.ustring.gsub(s, 'cms', 'cm') s = mw.ustring.gsub(s, 'cm%.', 'cm') s = mw.ustring.gsub(s, 'metre', 'm') s = mw.ustring.gsub(s, 'meter', 'm') s = mw.ustring.gsub(s, 'ms', 'm') s = mw.ustring.gsub(s, 'm%.', 'm') s = mw.ustring.gsub(s, 'inches', 'in') s = mw.ustring.gsub(s, 'inch', 'in') s = mw.ustring.gsub(s, 'ins', 'in') s = mw.ustring.gsub(s, 'in%.', 'in') s = mw.ustring.gsub(s, '%[%cm%]%]', '[[Wikipedia:Centimetre|cm')	s = mw.ustring.gsub(s, '%[%[cm%]%]s', 'cm')	s = mw.ustring.gsub(s, '%[%[m%]%]s', 'm')	s = mw.ustring.gsub(s, '%[%[in|in%]%]', 'in')	return s end

local function isnumber(s) if s then s = mw.ustring.gsub(s, '%+%s*%d+%s*/%s*%d+%s*$', '') return tonumber(s) end return nil end

local function get_convert_length_args(s, prefer, enforce) local prefer_m = (prefer or ) == 'm'	local force_m = (enforce or ) == 'm'	local prefer_cm = (prefer or '') == 'cm' local force_cm = (enforce or '') == 'cm' unconverted = clean_length(s or '') -- basic unit cleaning s = mw.ustring.gsub(unconverted, '&[Nn][Bb][Ss][Pp];', ' ') local m = mw.ustring.find(s, 'm') local c = mw.ustring.find(s, 'cm') local i = mw.ustring.find(s, 'in') if m == nil and i == nil then return '', unconverted end if c ~= nil and i == nil then local n = mw.ustring.sub(s, 1, c - 1) if isnumber(n) then return force_m and {n/100,'m','in',0,['abbr']='on'} or {n,'cm','in',0,['abbr']='on'}, mw.ustring.sub(s, c+2) end return '', unconverted end if m ~= nil and c == nil and i == nil then local n = mw.ustring.sub(s, 1, m - 1) if isnumber(n) then return force_cm and {n*100,'cm','in',0,['abbr']='on'} or {n,'m','in',0,['abbr']='on'}, mw.ustring.sub(s, m+1) end return '', unconverted end if i ~= nil and m == nil then local n = mw.ustring.sub(s, 1, i - 1) if isnumber(n) then return (force_m or prefer_m) and {n,'in','m',2,['abbr']='on'} or {n,'in','cm',0,['abbr']='on'}, mw.ustring.sub(s, i+2) end return '', unconverted end return '', unconverted end

function convert_length(frame, args) local targs, str = get_convert_length_args(args[1], args['prefer'] or , args['enforce'] or )

if type(targs) == 'table' then return frame:expandTemplate{ title = 'convert', args = targs} .. str else return str end end

function p.length(frame) return convert_length(frame, frame.args[1] and frame.args or frame:getParent.args) end

return p