Module: CargoQuery

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Documentation for this module may be created at Module:CargoQuery/doc

local p = {}
function p.main(frame)
	if frame == mw.getCurrentFrame() then
		args = require('Module:ProcessArgs').merge(true)
	else
		frame = mw.getCurrentFrame()
	end
	
	local query = {}
	for k, v in pairs(args) do
		if string.sub(k, 0, 2) == 'q?' then
			query[string.sub(k, 3)] = v
		end
	end
	
	local result = mw.ext.cargo.query(query.tables, query.fields, query)
	if not next(result) then
		return frame:preprocess(args.default or '')
	end
	local tbl = {}
	for _, row in ipairs(result) do
		tbl[#tbl+1] = frame:expandTemplate{ title = args.template, args = row }
	end
	local intro = frame:preprocess(args.intro or '')
	local outro = frame:preprocess(args.outro or '')
	return intro .. table.concat(tbl,args.delimiter or '') .. outro
	
end
return p