Module:Location map
local p = {}
local getArgs = require('Module:Arguments').getArgs
local function round(n, digits) local mult = math.pow(10, digits) return math.floor(n * mult + 0.5) / mult end
local function getMapParams(map, frame) if not map then error('The name of the location map definition to use must be specified', 2) end local moduletitle = mw.title.new('Module:Location map/data/' .. map) if not moduletitle then error('"' .. map .. '" is not a valid name for a location map definition', 2) elseif moduletitle.exists then local mapData = mw.loadData('Module:Location map/data/' .. map) return function(name, params) if mapData[name] == nil then return elseif params and params[1] then return mw.message.newRawMessage(tostring(mapData[name]), unpack(params)):plain() else return mapData[name] end end elseif mw.title.new('Template:Location map ' .. map).exists then local cache = {} return function(name, params) if params then return frame:expandTemplate{title = 'Location map ' .. map, args = { name, unpack(params) }} else if cache[name] == nil then cache[name] = frame:expandTemplate{title = 'Location map ' .. map, args = { name }} end return cache[name] end end else error('Unable to find the specified location map definition. Neither "Module:Location map/data/' .. map .. '" nor "Template:Location map ' .. map .. '" exists', 2) end end
function p.data(frame, args, map) if not args then args = getArgs(frame) end if not map then map = getMapParams(args[1], frame) end local params = {} for k,v in ipairs(args) do if k > 2 then params[k-2] = v end end return map(args[2], params) end
local hemisphereMultipliers = { longitude = { W = -1, w = -1, E = 1, e = 1 }, latitude = { S = -1, s = -1, N = 1, n = 1 } }
local function decdeg(degrees, minutes, seconds, hemisphere, digits, decimal, direction) if not degrees then if not decimal then error('No value was provided for ' .. direction, 2) end local retval = tonumber(decimal) if retval then return retval end error('The value "' .. decimal .. '" provided for ' .. direction .. ' is not valid', 2) end decimal = tonumber(degrees) if not decimal then error('The degree value "' .. degrees .. '" provided for ' .. direction .. ' is not valid', 2) end if minutes and not tonumber(minutes) then error('The minute value "' .. minutes .. '" provided for ' .. direction .. ' is not valid', 2) end if seconds and not tonumber(seconds) then error('The second value "' .. seconds .. '" provided for ' .. direction .. ' is not valid', 2) end decimal = decimal + (minutes or 0)/60 + (seconds or 0)/3600 if hemisphere then local multiplier = hemisphereMultipliers[direction][hemisphere] if not multiplier then error('The hemisphere "' .. hemisphere .. '" provided for ' .. direction .. ' is not valid', 2) end decimal = decimal * multiplier end if not digits then digits = 7 elseif not tonumber(digits) then error('The value "' .. digits .. '" provided for number of digits in ' .. direction .. ' is not valid', 2) end return round(decimal, digits) end
function p.top(frame, args, map) if not args then args = getArgs(frame) end if not map then map = getMapParams(args[1], frame) end local width if args.width then width = mw.ustring.gsub(args.width, 'px', ) else width = round((args.default_width or 240) * (tonumber(map('defaultscale')) or 1), 0) end local retval = if args.float == 'center' then
retval = retval .. '
end if args.caption then
retval = retval .. 'else
retval = retval .. 'end local image if args.AlternativeMap then image = args.AlternativeMap elseif args.relief and map('image1') ~= then image = map('image1') else image = map('image') end retval = retval .. '' .. (args.alt or ((args.label or mw.title.getCurrentTitle().text) .. ' is located in ' .. map('name'))) .. '' if args.overlay_image then
retval = retval .. ''end return retval end
function p.bottom(frame, args, map) if not args then args = getArgs(frame) end if not map then map = getMapParams(args[1], frame) end local retval =
retval = retval .. 'local caption = frame.args.caption or frame:getParent().args.caption if caption and not args.caption_undefined then retval = retval .. mw.text.trim(caption) else retval = retval .. (args.label or mw.title.getCurrentTitle().text) .. ' (' .. map('name') .. ')' end
retval = retval .. 'if args.float == 'center' then
retval = retval .. 'end return retval end
function p.container(frame, args, map) if not args then args = getArgs(frame) end if not map then map = getMapParams(args[1], frame) end return p.top(frame, args, map) .. (args.places or ) .. p.bottom(frame, args, map) end
local function markOuterDiv(x, y, content)
return 'end
local function markImageDiv(mark, marksize, label, link, alt, title)
local retval = 'if marksize ~= 0 then retval = retval .. 'alt=' .. alt end retval = retval .. '' end
return retval .. 'end
local function markLabelDiv(label, label_size, label_width, position, background, x)
local retval = 'retval = retval .. 'left:-6.5em;text-align:right' else -- specified right or autodetected to right retval = retval .. 'left:0.5em;text-align:left' end
retval = retval .. '">' .. label .. 'end
local function getX(longitude, left, right, latitude, top, bottom, skew, lon_shift) if skew then local lat_ratio = (top - latitude)/(top - bottom) local skew_factor = (1 - skew) * lat_ratio + skew longitude = (longitude - 0.5 * (right + left) + lon_shift) * skew_factor + 0.5 * (right + left) - lon_shift end local width = (right - left) % 360 if width == 0 then width = 360 end return round(100 * ((longitude - left) % 360) / width, 1) end
local function getY(latitude, top, bottom) return round(100 * (top - latitude) / (top - bottom), 1) end
function p.mark(frame, args, map) if not args then args = getArgs(frame) end if not map then map = getMapParams(args[1], frame) end local x, y, longitude, latitude longitude = decdeg(args.lon_deg, args.lon_min, args.lon_sec, args.lon_dir, nil, args.long, 'longitude') latitude = decdeg(args.lat_deg, args.lat_min, args.lat_sec, args.lat_dir, nil, args.lat, 'latitude') local retval = if args.skew or args.lon_shift or (map('skew') ~= ) or (map('lat_skew') ~= ) or (map('crosses180') ~= ) then retval = retval .. end if map('x') ~= then x = frame:callParserFunction('#expr', map('x', { latitude, longitude })) else x = getX(longitude, map('left'), map('right'), latitude, map('top'), map('bottom'), tonumber(args.skew or map('skew')), args.lon_shift or 0) end if map('y') ~= then y = frame:callParserFunction('#expr', map('y', { latitude, longitude })) else y = getY(latitude, map('top'), map('bottom')) end local mark = args.mark or map('mark') if mark == then mark = 'Red pog.svg' end local divContent = markImageDiv(mark, tonumber(args.marksize) or tonumber(map('marksize')) or 8, args.label or mw.title.getCurrentTitle().text, args.link or , args.alt, args[2]) if args.label and args.position ~= 'none' then divContent = divContent .. markLabelDiv(args.label, args.label_size or 90, args.label_width or 6, args.position, args.background, x) end return retval .. markOuterDiv(x, y, divContent) end
function p.main(frame, args, map) if not args then args = getArgs(frame) end if not args[1] then args[1] = 'World' end if not map then map = getMapParams(args[1], frame) end return p.top(frame, args, map) .. p.mark(frame, args, map) .. p.bottom(frame, args, map) end
local function manyMakeArgs(fullArgs, n) if n == 1 then return { fullArgs[1], lat = fullArgs.lat1 or fullArgs.lat, long = fullArgs.long1 or fullArgs.long, lat_deg = fullArgs.lat1_deg or fullArgs.lat_deg, lat_min = fullArgs.lat1_min or fullArgs.lat_min, lat_sec = fullArgs.lat1_sec or fullArgs.lat_sec, lat_dir = fullArgs.lat1_dir or fullArgs.lat_dir, lon_deg = fullArgs.lon1_deg or fullArgs.lon_deg, lon_min = fullArgs.lon1_min or fullArgs.lon_min, lon_sec = fullArgs.lon1_sec or fullArgs.lon_sec, lon_dir = fullArgs.lon1_dir or fullArgs.lon_dir, mark = fullArgs.mark1 or fullArgs.mark, marksize = fullArgs.mark1size or fullArgs.marksize, link = fullArgs.link1 or fullArgs.link, label = fullArgs.label1 or fullArgs.label, label_size = fullArgs.label1_size or fullArgs.label_size, position = fullArgs.position1 or fullArgs.pos1 or fullArgs.position or fullArgs.pos, background = fullArgs.background1 or fullArgs.bg1 or fullArgs.background or fullArgs.bg } else return { fullArgs[1], lat = fullArgs['lat' .. n], long = fullArgs['long' .. n], lat_deg = fullArgs['lat' .. n .. '_deg'], lat_min = fullArgs['lat' .. n .. '_min'], lat_sec = fullArgs['lat' .. n .. '_sec'], lat_dir = fullArgs['lat' .. n .. '_dir'], lon_deg = fullArgs['lon' .. n .. '_deg'], lon_min = fullArgs['lon' .. n .. '_min'], lon_sec = fullArgs['lon' .. n .. '_sec'], lon_dir = fullArgs['lon' .. n .. '_dir'], mark = fullArgs['mark' .. n], marksize = fullArgs['mark' .. n .. 'size'], link = fullArgs['link' .. n], label = fullArgs['label' .. n], label_size = fullArgs['label' .. n .. '_size'], position = fullArgs['position' .. n] or fullArgs['pos' .. n], background = fullArgs['background' .. n] or fullArgs['bg' .. n] } end end
function p.many(frame, args, map) if not args then args = getArgs(frame) end if not args[1] then args[1] = 'World' end if not map then map = getMapParams(args[1], frame) end local marks = {} local markhigh = args.markhigh for k, v in pairs(args) do -- @todo change to uargs once we have that if v then if string.sub(k, -4) == '_deg' then k = string.sub(k, 1, -5) end if string.sub(k, 1, 3) == 'lat' then k = tonumber(string.sub(k, 4)) if k then table.insert(marks, k) end end end end table.sort(marks) if marks[1] ~= 1 and (args.lat or args.lat_deg) then table.insert(marks, 1, 1) end local body = for _, v in ipairs(marks) do -- don't try to consolidate this into the above loop. ordering of elements from pairs() is unspecified body = body .. p.mark(frame, manyMakeArgs(args, v), map) if args['mark' .. v .. 'high'] then markhigh = true end end args.label = nil -- there is no global label return p.top(frame, args, map) .. body .. p.bottom(frame, args, map) .. (markhigh and or ) end
return p