else
val = mw.getCurrentFrame:expandTemplate{title = "cvt", args = {lowb, "to", upb, unit}}
end
elseif unit == "$" or unit == "£" then
val = unit .. amount .. range .. i18n.multipliers[scale]
else
val = amount .. range .. i18n.multipliers[scale] .. usep .. unit
end
---
-- datatypes which are global coordinates:
elseif dtype == "globe-coordinate" then
-- 'display' parameter defaults to "inline, title" *** unused for now ***
-- local disp = args.display or ""
-- if disp == "" then disp = "inline, title" end
---
-- format parameter switches from deg/min/sec to decimal degrees
-- default is deg/min/sec -- decimal degrees needs |format = dec
local form = (args.format or ""):lower:sub(1,3)
if form ~= "dec" then form = "dms" end -- not needed for now
---
-- show parameter allows just the latitude, or just the longitude, or both
-- to be returned as a signed decimal, ignoring the format parameter.
local show = (args.show or ""):lower
if show ~= "longlat" then show = show:sub(1,3) end
---
local lat, long, prec = dv.latitude, dv.longitude, dv.precision
if show == "lat" then
val = decimalPrecision(lat, prec)
elseif show == "lon" then
val = decimalPrecision(long, prec)
elseif show == "longlat" then
val = decimalPrecision(long, prec) .. ", " .. decimalPrecision(lat, prec)
else
local ns = "N"
local ew = "E"
if lat < 0 then
ns = "S"
lat = - lat
end
if long < 0 then
ew = "W"
long = - long
end
if form == "dec" then
lat = decimalPrecision(lat, prec)
long = decimalPrecision(long, prec)
val = lat .. "°" .. ns .. " " .. long .. "°" .. ew
else
local latdeg, latmin, latsec = decimalToDMS(lat, prec)
local longdeg, longmin, longsec = decimalToDMS(long, prec)  
if latsec == 0 and longsec == 0 then
if latmin == 0 and longmin == 0 then
val = latdeg .. "°" .. ns .. " " .. longdeg .. "°" .. ew
else
val = latdeg .. "°" .. latmin .. "′" .. ns .. " "
val = val .. longdeg .. "°".. longmin .. "′" .. ew
end
else
val = latdeg .. "°" .. latmin .. "′" .. latsec .. "″" .. ns .. " "
val = val .. longdeg .. "°" .. longmin .. "′" .. longsec .. "″" .. ew
end
end
end
---
elseif dtype == "monolingualtext" then -- data type is Monolingual text:
-- has mainsnak.datavalue.value as a table containing language/text pairs
-- collect all the values in 'out' and languages in 'mlt' and process them later
val = pre .. dv.text .. post
mlt = dv.language
---
else
-- some other data type so write a specific handler
val = "unknown data type: " .. dtype
end -- of datatype/unknown value/sourced check
return val, mlt
end  
---
-- propertyvalueandquals takes a property object, the arguments passed from ,
-- and a qualifier propertyID.
-- It returns a sequence (table) of values representing the values of that property
-- and qualifiers that match the qualifierID if supplied.
---
-- Dependencies: parseParam; sourced; labelOrId; i18n.latestdatequalifier; format_Date;
-- makeOrdinal; roundto; decimalPrecision; decimalToDMS; assembleoutput;
---
local function propertyvalueandquals(objproperty, args, qualID)
-- needs this style of declaration because it's re-entrant  
-- onlysourced is a boolean passed to return only values sourced to other than Wikipedia
-- if nothing or an empty string is passed set it true
local onlysrc = parseParam(args.onlysourced or args.osd, true)  
-- linked is a a boolean that enables the link to a local page via sitelink
-- if nothing or an empty string is passed set it true
local linked = parseParam(args.linked, true)  
-- prefix is a string that may be nil, empty (""), or a string of characters
-- this is prefixed to each value
-- useful when when multiple values are returned
-- any double-quotes " are stripped out, so that spaces may be passed
local prefix = (args.prefix or ""):gsub('"', '')  
-- postfix is a string that may be nil, empty (""), or a string of characters
-- this is postfixed to each value
-- useful when when multiple values are returned
-- any double-quotes " are stripped out, so that spaces may be passed
local postfix = (args.postfix or ""):gsub('"', '')  
-- linkprefix is a string that may be nil, empty (""), or a string of characters
-- this creates a link and is then prefixed to each value
-- useful when when multiple values are returned and indirect links are needed
-- any double-quotes " are stripped out, so that spaces may be passed
local lprefix = (args.linkprefix or args.lp or ""):gsub('"', '')  
-- linkpostfix is a string that may be nil, empty (""), or a string of characters
-- this is postfixed to each value when linking is enabled with lprefix
-- useful when when multiple values are returned
-- any double-quotes " are stripped out, so that spaces may be passed
local lpostfix = (args.linkpostfix or ""):gsub('"', '')  
-- wdlinks is a boolean passed to enable links to Wikidata when no article exists
-- if nothing or an empty string is passed set it false
local wdl = parseParam(args.wdlinks or args.wdl, false)  
-- unitabbr is a boolean passed to enable unit abbreviations for common units
-- if nothing or an empty string is passed set it false
local uabbr = parseParam(args.unitabbr or args.uabbr, false)  
-- qualsonly is a boolean passed to return just the qualifiers
-- if nothing or an empty string is passed set it false
local qualsonly = parseParam(args.qualsonly or args.qo, false)  
-- maxvals is a string that may be nil, empty (""), or a number
-- this determines how many items may be returned when multiple values are available
-- setting it = 1 is useful where the returned string is used within another call, e.g. image
local maxvals = tonumber(args.maxvals) or 0  
-- pd (plain date) is a string: yes/true/1 | no/false/0 | adj
-- to disable/enable "sourcing cirumstances" or use adjectival form for the plain date
local pd = args.plaindate or args.pd or "no"
args.pd = pd  
-- allow qualifiers to have a different date format; default to year unless qualsonly is set
args.qdf = args.qdf or args.qualifierdateformat or args.df or (not qualsonly and "y")  
local lang = args.lang or findLang.code  
-- qualID is a string list of wanted qualifiers or "ALL"
qualID = qualID or ""
-- capitalise list of wanted qualifiers and substitute "DATES"
qualID = qualID:upper:gsub("DATES", "P580, P582")
local allflag = (qualID == "ALL")
-- create table of wanted qualifiers as key
local qwanted = {}
-- create sequence of wanted qualifiers
local qorder = {}
for q in mw.text.gsplit(qualID, "%p") do -- split at punctuation and iterate
local qtrim = mw.text.trim(q)
if qtrim ~= "" then
qwanted[mw.text.trim(q)] = true
qorder[#qorder+1] = qtrim
end
end
-- qsep is the output separator for rendering qualifier list
local qsep = (args.qsep or ""):gsub('"', '')
-- qargs are the arguments to supply to assembleoutput
local qargs = {
["osd"] = "false",
["linked"] = tostring(linked),
["prefix"] = args.qprefix,
["postfix"] = args.qpostfix,
["linkprefix"] = args.qlinkprefix or args.qlp,
["linkpostfix"] = args.qlinkpostfix,
["wdl"] = "false",
["unitabbr"] = tostring(uabbr),
["maxvals"] = 0,
["sorted"] = tostring(args.qsorted),
["noicon"] = "true",
["list"] = args.qlist,
["sep"] = qsep,
["langobj"] = args.langobj,
["lang"] = args.langobj.code,
["df"] = args.qdf,
["sn"] = parseParam(args.qsn or args.qshortname, false),
}  
-- all proper values of a Wikidata property will be the same type as the first
-- qualifiers don't have a mainsnak, properties do
local datatype = objproperty[1].datatype or objproperty[1].mainsnak.datatype  
-- out[] holds the a list of returned values for this property
-- mlt[] holds the language code if the datatype is monolingual text
local out = {}
local mlt = {}  
for k, v in ipairs(objproperty) do
local hasvalue = true
if (onlysrc and not sourced(v)) then
-- no value: it isn't sourced when onlysourced=true
hasvalue = false
else
local val, lcode = rendersnak(v, args, linked, lprefix, lpostfix, prefix, postfix, uabbr)
if not val then
hasvalue = false -- rank doesn't match
elseif qualsonly and qualID then
-- suppress value returned: only qualifiers are requested
else