Modulo:Slippymap

La documentazione per questo modulo può essere creata in Modulo:Slippymap/man

local p = {}

function p.slippymap(frame)
	local output = {}
	local marker = p.cleanParameter(frame.args[6])
	local alignment = p.cleanParameter(frame.args[7])
	
	output[1] = '<mapframe latitude="'
	output[2] = frame.args[1]
	output[3] = '" longitude="'
	output[4] = frame.args[2]
	output[5] = '" height="'
	output[6] = frame.args[3]
	output[7] = '" width="'
	output[8] = frame.args[4]
	output[9] = '" zoom="'
	output[10] = frame.args[5]
	output[11] = '" '
	output[12] = p.addNonemptyParameter('align', frame.args[7])
	output[13] = p.addNonemptyParameter('text', frame.args[8])
	if marker == "no" then
		output[14] = '/>'
	else
		output[14] = '>\n {\n "type": "Feature",\n "geometry": { "type": "Point", "coordinates": ['
		output[15] = frame.args[2]
		output[16] = ', '
		output[17] = frame.args[1]
		output[18] = '] },\n }\n </mapframe>'
	end
	
	return frame:preprocess(tostring(table.concat(output)))
end

-- cleans input of excessive whitespace typically added by linebreaks and spaces
function p.cleanParameter(input)
	local output = ""
	
	if (input ~= nil) then
		output = string.gsub(input, "%s+", "")
	end
	return output
end

-- returns a parameter and its value if it is not unset or not empty only
function p.addNonemptyParameter(kartographerName, inputValue)
	local output = {}
	
	if (inputValue ~= nil and inputValue ~= '') then
		output[1] = ' '
		output[2] = kartographerName
		output[3] = '="'
		output[4] = inputValue
		output[5] = '" '
	end
	return tostring(table.concat(output))
end

return p