Module:Location map
Documentation for this module may be created at Module:Location map/doc
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)
local success, mapData = pcall(mw.loadData, 'Module:Location map/data/' .. map)
if success then
return function(name, params)
if mapData[name] == nil then
return ''
elseif params then
return mw.message.newRawMessage(mapData[name], unpack(params)):plain()
else
return mapData[name]
end
end
else
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
end
end
local function decdeg(degrees, minutes, seconds, hemisphere, digits, decimal)
if degrees == nil then
return tonumber(decimal)
end
decimal = (degrees or 0) + (minutes or 0)/60 + (seconds or 0)/3600
if hemisphere == 'W' or hemisphere == 'w' or hemisphere == 'S' or hemisphere == 's' then
decimal = -decimal
end
if digits == nil then
digits = 7
end
return round(decimal, digits)
end
function p.top(frame, args)
if not args then
args = getArgs(frame)
end
local map = getMapParams(args[1], frame)
local retval = ''
if args.float == 'center' then
retval = retval .. '<div class="center">'
end
retval = retval .. '<div '
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
if args.caption then
retval = retval .. 'class="thumb '
if args.float == '"left"' or args.float == 'left' then
retval = retval .. 'tleft'
elseif args.float == '"center"' or args.float == 'center' or args.float == '"none"' or args.float == 'none' then
retval = retval .. 'tnone'
else
retval = retval .. 'tright'
end
retval = retval .. '"'
else
retval = retval .. 'style="width:' .. width .. 'px; '
if args.float == '"left"' or args.float == 'left' then
retval = retval .. 'float: left; clear: left'
elseif args.float == '"center"' or args.float == 'center' then
retval = retval .. 'float: none; clear: both; margin-left: auto; margin-right: auto'
elseif args.float == '"none"' or args.float == 'none' then
retval = retval .. 'float: none; clear: none'
else
retval = retval .. 'float: right; clear: right'
end
retval = retval .. '"'
end
retval = retval .. '><div '
if args.caption then
retval = retval .. 'class="thumbinner" style="width:' .. (width + 2) .. 'px; '
if args.border == 'none' then
retval = retval .. 'border: none;'
elseif args.border then
retval = retval .. 'border-color:' .. args.border .. ';'
end
retval = retval .. '"'
else
retval = retval .. 'style="width:' .. width .. 'px; padding:0"'
end
retval = retval .. '><div style="position: relative; '
if args.caption and args.border ~= 'none' then
retval = retval .. 'border: 1px solid lightgray'
end
retval = retval .. '">[[File:'
local AlternativeMap
if args.AlternativeMap then
AlternativeMap = args.AlternativeMap
elseif args.relief and map('image1') ~= '' then
AlternativeMap = map('image1')
else
AlternativeMap = map('image')
end
retval = retval .. AlternativeMap .. '|' .. width .. 'px|'
if args.alt then
retval = retval .. args.alt
else
retval = retval .. (args.label or mw.title.getCurrentTitle().text) .. ' is located in ' .. map('name')
end
retval = retval .. ']]'
if args.overlay_image then
retval = retval .. '<div style="position:absolute; top: 0; left: 0">[[File:' .. args.overlay_image .. '|' .. width .. 'px|link=File:' .. AlternativeMap .. ']]</div>'
end
return retval
end
function p.bottom(frame, args)
if not args then
args = getArgs(frame)
end
local map = getMapParams(args[1], frame)
local retval = ''
retval = retval .. '</div><div ' .. (args.caption and 'class="thumbcaption"' or 'style="font-size: 90%; padding-top:3px"') .. '>'
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 .. '</div></div></div>'
if args.float == 'center' then
retval = retval .. '</div>'
end
return retval
end
function p.container(frame, args)
if not args then
args = getArgs(frame)
end
return p.top(frame, args) .. (args.places or '') .. p.bottom(frame, args)
end
function p.mark(frame, args)
if not args then
args = getArgs(frame)
end
local retval = '<div style="position:absolute;top:'
local map = getMapParams(args[1], frame)
if map('y') ~= '' then
retval = retval .. frame:callParserFunction('#expr', map('y', { decdeg(args.lat_deg, args.lat_min, args.lat_sec, args.lat_dir, nil, args.lat), decdeg(args.lon_deg, args.lon_min, args.lon_sec, args.lon_dir, nil, args.long) }))
else
retval = retval .. round(100 * (map('top') - decdeg(args.lat_deg, args.lat_min, args.lat_sec, args.lat_dir, nil, args.lat) ) / (map('top') - map('bottom')), 1)
end
retval = retval .. '%;left:'
local x
if map('x') ~= '' then
x = frame:callParserFunction('#expr', map('x', { decdeg(args.lat_deg, args.lat_min, args.lat_sec, args.lat_dir, nil, args.lat), decdeg(args.lon_deg, args.lon_min, args.lon_sec, args.lon_dir, nil, args.long) }))
else
local crosses180_correction = map('crosses180') ~= '' and args.lon_dir == 'W' and (-36000/(map('left') - map('right'))) or 0
x = round(crosses180_correction + 100 * (decdeg(args.lon_deg, args.lon_min, args.lon_sec, args.lon_dir, nil, args.long) - map('left')) / (map('right') - map('left')), 1)
end
retval = retval .. x .. '%;height:0;width:0;margin:0;padding:0"><div style="position:relative;text-align:center;'
local marksize = tonumber(args.marksize or map('marksize'))
if marksize == nil then
marksize = 8
end
retval = retval .. 'left:-' .. round(marksize / 2, 0) .. 'px;top:-' .. round(marksize / 2, 0) .. 'px;width:' .. marksize .. 'px;font-size:' .. marksize .. 'px;line-height:0"'
if args[2] then
retval = retval .. ' title="' .. args[2] .. '"'
end
retval = retval .. '>'
local mark = args.mark or map('mark')
if mark == '' then mark = 'Red pog.svg' end
retval = retval .. '[[File:' .. mark .. '|' .. marksize .. 'x' .. marksize .. 'px|' .. (args.label or mw.title.getCurrentTitle().text) .. '|link=' .. (args.link or '')
if args.alt then
retval = retval .. '|alt=' .. args.alt
end
retval = retval .. ']]'
retval = retval .. '</div>'
if args.label and args.position ~= 'none' then
retval = retval .. '<div style="font-size:' .. (args.label_size or 90) .. '%;line-height:110%;position:relative;top:-1.5em;width:' .. (args.label_width or 6) .. 'em;'
if args.position == 'left' then
retval = retval .. 'left:-6.5em;text-align:right'
elseif args.position == 'right' then
retval = retval .. 'left:0.5em;text-align:left'
elseif args.position == 'top' then
retval = retval .. 'top:-2.65em;left:-3em;text-align:center'
elseif args.position == 'bottom' then
retval = retval .. 'top:-0.15em;left:-3em;text-align:center'
elseif tonumber(x) > 70 then
retval = retval .. 'left:-6.5em;text-align:right'
else
retval = retval .. 'left:0.5em;text-align:left'
end
retval = retval .. '"><span style="padding:1px'
if args.background then
retval = retval .. ';background-color:' .. args.background
end
retval = retval .. '">' .. args.label .. '</span></div>'
end
retval = retval .. '</div>'
return retval
end
function p.main(frame, args)
if not args then
args = getArgs(frame)
end
if not args[1] then
args[1] = 'World'
end
return p.top(frame, args) .. p.mark(frame, args) .. p.bottom(frame, args)
end
return p