Modulis:VietasKarte

Moduļa dokumentācija[skatīt] [labot] [hronoloģija] [pārlādēt]

TODO:

• Border
• Komatu pārbaude

--[[ Iekļautie veidi
longitude
lon_deg | longd  | gar_d
lon_min | longm  | gar_m
lon_sec | longs  | gar_s
lon_dir | longEW | gar_EW

latitude
lat_deg | latd  | plat_d
lat_min | latm  | plat_m
lat_sec | lats  | plat_s
lat_dir | latNS | plat_NS
]]--
require('Module:No globals')

local p = {}
local yesno = require('Module:Yesno')

local getArgs = require('Module:Arguments').getArgs

local function round(n, decimals)
	local pow = 10^(decimals or 0)
	return math.floor(n * pow + 0.5) / pow
end

function p.getMapParams(map, frame)
	if not map then
		error('Jābūt norādītam vietaskartes nosaukumam', 2)
	end
	local moduletitle = mw.title.new('Modulis:VietasKarte/dati/' .. map)
	if not moduletitle then
		error('"' .. map .. '" nav derīgs nosaukums', 2)
	elseif moduletitle.exists then
		local mapData = mw.loadData('Modulis:VietasKarte/dati/' .. map)
		return function(name, params)
			if name == nil then
				return 'Modulis:VietasKarte/dati/' .. map
			elseif mapData[name] == nil then
				return ''
			elseif params then
				return mw.message.newRawMessage(tostring(mapData[name]), unpack(params)):plain()
			else
				return mapData[name]
			end
		end
	elseif mw.title.new('Veidne:VietasKarte ' .. map).exists then
		local cache = {}
		if type(frame) ~= 'table' or type(frame.expandTemplate) ~= 'function' then
			error('A frame must be provided when using a legacy location map')
		end
		return function(name, params)
			if params then
				return frame:expandTemplate{title = 'VietasKarte ' .. map, args = { name, unpack(params) }}
			else
				if name == nil then
					return 'Veidne:VietasKarte ' .. map
				elseif cache[name] == nil then
					cache[name] = frame:expandTemplate{title = 'VietasKarte ' .. map, args = { name }}
				end
				return cache[name]
			end
		end
	else
		error('Netika atrasta vietaskarte. Neeksistē ne "Modulis:VietasKarte/dati/' .. map .. '", ne "Veidne:VietasKarte ' .. map .. '"', 2)
	end
end

function p.data(frame, args, map)
	if not args then
		args = getArgs(frame, {frameOnly = true})
	end
	if not map then
		map = p.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 ~= 0 and 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, decimal, direction)
	if decimal then
		if degrees then
			error('Decimal and DMS degrees cannot both be provided for ' .. direction, 2)
		elseif minutes then
			error('Minutes can only be provided with DMS degrees for ' .. direction, 2)
		elseif seconds then
			error('Seconds can only be provided with DMS degrees for ' .. direction, 2)
		elseif hemisphere then
			error('A hemisphere can only be provided with DMS degrees for ' .. direction, 2)
		end
		local retval = tonumber(decimal)
		if retval then
			return retval
		end
		error('Nav derīga ' .. direction .. ' norādītā ' .. decimal .. ' vērtība', 2)
	elseif seconds and not minutes then
		error('Tika norādītas sekundes bez minūtēm', 2)
	elseif not degrees then
		if minutes then
			error('Tika norādītas sekundes bez grādiem', 2)
		elseif hemisphere then
			error('Tika norādīta puslode bez grādiem', 2)
		end
		return nil
	end
	decimal = tonumber(degrees)
	if not decimal then
		error('Nav derīga ' .. direction .. ' norādītā ' .. degrees .. ' grādu vērtība', 2)
	elseif minutes and not tonumber(minutes) then
		error('Nav derīga ' .. direction .. ' norādītā ' .. minutes .. ' minūšu vērtība', 2)
	elseif seconds and not tonumber(seconds) then
		error('Nav derīga ' .. direction .. ' norādītā ' .. seconds .. ' sekunžu vērtība', 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('Nav derīga ' .. direction .. ' norādītā ' .. hemisphere .. ' puslodes vērtība', 2)
		end
		decimal = decimal * multiplier
	end
	return decimal
end

-- effectively make removeBlanks false for caption and maplink, and true for everything else
-- if useWikidata is present but blank, convert it to false instead of nil
-- p.top, p.bottom, and their callers need to use this
function p.valueFunc(key, value)
	if value then
		value = mw.text.trim(value)
	end
	if value ~= '' or key == 'caption' or key == 'maplink' then
		return value
	elseif key == 'useWikidata' then
		return false
	end
end

local function getContainerImage(args, map)
	if args.AlternativeMap then
		return args.AlternativeMap
	elseif yesno(args.relief) and map('image1') ~= '' then
		return map('image1')
	else
		return map('image')
	end
end

function p.top(frame, args, map)
	if not args then
		args = getArgs(frame, {frameOnly = true, valueFunc = p.valueFunc})
	end
	if not map then
		map = p.getMapParams(args[1], frame)
	end
	local width
	if not args.width then
		width = round((args.default_width or 240) * (tonumber(map('defaultscale')) or 1))
	elseif mw.ustring.sub(args.width, -2) == 'px' then
		width = mw.ustring.sub(args.width, 1, -3)
	else
		width = args.width
	end
	local retval = args.float == 'center' and '<div class="center">' or ''
	if args.caption and args.caption ~= '' and args.border ~= 'infobox' then
		retval = retval .. '<div class="noviewer 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 .. '"><div 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 .. '"><div style="position:relative;width:' .. width .. 'px' .. (args.border ~= 'none' and ';border:1px solid lightgray">' or '">')
	else
		retval = retval .. '<div 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 .. '"><div style="width:' .. width .. 'px;padding:0"><div style="position:relative;width:' .. width .. 'px">'
	end
	local image = getContainerImage(args, map)
	retval = string.format(
		'%s[[Attēls:%s|%spx|%s%s]]',
		retval,
		image,
		width,
		args.alt or ((args.label or mw.title.getCurrentTitle().text) .. ' (' .. map('name') .. ')'),
		args.maplink and ('|link=' .. args.maplink) or ''
	)
	if args.overlay_image then
		return retval .. '<div style="position:absolute;top:0;left:0">[[Attēls:' .. args.overlay_image .. '|' .. width .. 'px]]</div>'
	else
		return retval
	end
end

function p.bottom(frame, args, map)
	if not args then
		args = getArgs(frame, {frameOnly = true, valueFunc = p.valueFunc})
	end
	if not map then
		map = p.getMapParams(args[1], frame)
	end
	local retval = '</div>'
	
	if not args.caption or args.border == 'infobox' then
		if args.border then
			retval = retval .. '<div>'
		else
			retval = retval .. '<div style="font-size:90%;padding-top:3px">'
		end
		retval = retval
		.. (args.caption or '')
		.. '</div>'
	elseif args.caption ~= ''  then
		-- This is not the pipe trick. We're creating a link with no text on purpose, so that CSS can give us a nice image
		retval = retval .. '<div class="thumbcaption"><div class="magnify">[[:Attēls:' .. getContainerImage(args, map) .. '| ]]</div>' .. args.caption .. '</div>'
	end

	if args.switcherLabel then
		retval = retval .. '<span class="switcher-label" style="display:none">' .. args.switcherLabel .. '</span>'
	elseif args.autoSwitcherLabel then
		retval = retval .. '<span class="switcher-label" style="display:none">Rādīt kartē "' .. map('name') .. '"</span>'
	end
	
	retval = retval .. '</div></div>'
	if args.caption_undefined then
		mw.log('Removed parameter caption_undefined used.')
		local parent = frame:getParent()
		if parent then
			mw.log('Parent is ' .. parent:getTitle())
		end
		mw.logObject(args, 'args')
		retval = retval .. '[[Kategorija:Vietas kartes ar iespējamām kļūdām]]'
	end
	if map('skew') ~= '' or map('lat_skew') ~= '' or map('crosses180') ~= '' or map('type') ~= '' then
		mw.log('Removed parameter used in map definition ' .. map())
		retval = retval .. '[[Kategorija:Vietas kartes ar iespējamām kļūdām]]'
	end
	if string.find(map('name'), '|', 1, true) then
		mw.log('Pipe used in name of map definition ' .. map())
		retval = retval .. '[[Kategorija:Vietas kartes ar iespējamām kļūdām]]'
	end
	if args.float == 'center' then
		retval = retval .. '</div>'
	end
	return retval
end

local function markOuterDiv(x, y, imageDiv, labelDiv)
	return mw.html.create('div')
		:cssText('position:absolute;top:' .. round(y, 3) .. '%;left:' .. round(x, 3) .. '%')
		:node(imageDiv)
		:node(labelDiv)
end

local function markImageDiv(mark, marksize, label, link, alt, title)
	local builder = mw.html.create('div')
		:cssText('position:absolute;left:-' .. round(marksize / 2) .. 'px;top:-' .. round(marksize / 2) .. 'px;line-height:0')
		:attr('title', title)
	if marksize ~= 0 then
		builder:wikitext(string.format(
			'[[Attēls:%s|%dx%dpx|%s|link=%s%s]]',
			mark,
			marksize,
			marksize,
			label,
			link,
			alt and ('|alt=' .. alt) or ''
		))
	end
	return builder
end

local function markLabelDiv(label, label_size, label_width, position, background, x, marksize)
	if tonumber(label_size) == 0 then
		return mw.html.create('div'):cssText('font-size:0%;position:absolute'):wikitext(label)
	end
	local builder = mw.html.create('div')
		:cssText('font-size:' .. label_size .. '%;line-height:110%;position:absolute;width:' .. label_width .. 'em')
	local distance = round(marksize / 2 + 1)
	local spanCss
	if position == 'top' then -- specified top
		builder:cssText('bottom:' .. distance .. 'px;left:' .. (-label_width / 2) .. 'em;text-align:center')
	elseif position == 'bottom' then -- specified bottom
		builder:cssText('top:' .. distance .. 'px;left:' .. (-label_width / 2) .. 'em;text-align:center')
	elseif position == 'left' or (tonumber(x) > 70 and position ~= 'right') then -- specified left or autodetected to left
		builder:cssText('top:-0.75em;right:' .. distance .. 'px;text-align:right')
		spanCss = 'float:right'
	else -- specified right or autodetected to right
		builder:cssText('top:-0.75em;left:' .. distance .. 'px;text-align:left')
		spanCss = 'float:left'
	end
	builder = builder:tag('span')
		:cssText('padding:1px')
		:cssText(spanCss)
		:wikitext(label)
	if background then
		builder:cssText('background-color:' .. background)
	end
	return builder:done()
end

local function getX(longitude, left, right)
	local width = (right - left) % 360
	if width == 0 then
		width = 360
	end
	local distanceFromLeft = (longitude - left) % 360
	-- the distance needed past the map to the right equals distanceFromLeft - width. the distance needed past the map to the left equals 360 - distanceFromLeft. to minimize page stretching, go whichever way is shorter
	if distanceFromLeft - width / 2 >= 180 then
		distanceFromLeft = distanceFromLeft - 360
	end
	return 100 * distanceFromLeft / width
end

local function getY(latitude, top, bottom)
	return 100 * (top - latitude) / (top - bottom)
end

function p.mark(frame, args, map)
	if not args then
		args = getArgs(frame, {wrappers = 'Veidne:VietasKarte~'})
	end
	if not map then
		map = p.getMapParams(args[1], frame)
	end
	local x, y, longitude, latitude
	longitude = decdeg(args.lon_deg or args.longd or args.gar_d, args.lon_min or args.longm or args.gar_m, args.lon_sec or args.longs or args.gar_s, args.lon_dir or args.longEW or args.gar_EW, args.long, 'longitude')
	latitude = decdeg(args.lat_deg or args.latd or args.plat_d, args.lat_min or args.latm or args.plat_m, args.lat_sec or args.lats or args.plat_s, args.lat_dir or args.latNS or args.plat_NS, args.lat, 'latitude')
	if not longitude and not latitude and args.useWikidata then
		-- If they didn't provide either coordinate, try Wikidata. If they provided one but not the other, don't.
		local entity = mw.wikibase.getEntity()
		if entity and entity.claims and entity.claims.P625 and entity.claims.P625[1].mainsnak.snaktype == 'value' then
			local value = entity.claims.P625[1].mainsnak.datavalue.value
			longitude, latitude = value.longitude, value.latitude
		end
	end
	if not longitude then
		error('Netika norādīta garuma vērtība')
	end
	if not latitude then
		error('Netika norādīta platuma vērtība')
	end
	local builder = mw.html.create()
	if (not args.lon_deg) ~= (not args.lat_deg) then
		builder:wikitext('[[Kategorija:Vietas kartes ar dažādu platuma un garuma precizitāti|Grādi]]')
	elseif (not args.lon_min) ~= (not args.lat_min) then
		builder:wikitext('[[Kategorija:Vietas kartes ar dažādu platuma un garuma precizitāti|Minūtes]]')
	elseif (not args.lon_sec) ~= (not args.lat_sec) then
		builder:wikitext('[[Kategorija:Vietas kartes ar dažādu platuma un garuma precizitāti|Sekundes]]')
	elseif (not args.lon_dir) ~= (not args.lat_dir) then
		builder:wikitext('[[Kategorija:Vietas kartes ar dažādu platuma un garuma precizitāti|Puslode]]')
	elseif (not args.long) ~= (not args.lat) then
		builder:wikitext('[[Kategorija:Vietas kartes ar dažādu platuma un garuma precizitāti|Decimālā]]')
	end
	if args.skew or args.lon_shift or args.markhigh then
		mw.log('Removed parameter used in invocation.')
		local parent = frame:getParent()
		if parent then
			mw.log('Parent is ' .. parent:getTitle())
		end
		mw.logObject(args, 'args')
		builder:wikitext('[[Kategorija:Vietas kartes ar iespējamām kļūdām]]')
	end
	if map('x') ~= '' then
		x = tonumber(mw.ext.ParserFunctions.expr(map('x', { latitude, longitude })))
	else
		x = tonumber(getX(longitude, map('left'), map('right')))
	end
	if map('y') ~= '' then
		y = tonumber(mw.ext.ParserFunctions.expr(map('y', { latitude, longitude })))
	else
		y = tonumber(getY(latitude, map('top'), map('bottom')))
	end
	if (x < 0 or x > 100 or y < 0 or y > 100) and not args.outside then
		mw.log('Marķieris atrodas ārpus definētās kartes robežām. x = ' .. x .. ', y = ' .. y)
		local parent = frame:getParent()
		if parent then
			mw.log('Parent is ' .. parent:getTitle())
		end
		mw.logObject(args, 'args')
		builder:wikitext('[[Kategorija:Vietas kartes ar iespējamām kļūdām]]')
	end
	local mark = args.mark or map('mark')
	if mark == '' then
		mark = 'Red pog.svg'
	end
	local marksize = tonumber(args.marksize) or tonumber(map('marksize')) or 9
	local imageDiv = markImageDiv(mark, marksize, args.label or mw.title.getCurrentTitle().text, args.link or '', args.alt, args[2])
	local labelDiv
	if args.label and args.position ~= 'none' then
		labelDiv = markLabelDiv(args.label, args.label_size or 90, args.label_width or 6, args.position, args.background, x, marksize)
	end
	return builder:node(markOuterDiv(x, y, imageDiv, labelDiv))
end

function p.main(frame, args, map)
	if not args then
		args = getArgs(frame, {wrappers = 'Veidne:VietasKarte', valueFunc = p.valueFunc})
	end
	if args.useWikidata == nil then
		args.useWikidata = true
	end
	if not map then
		if args[1] then
			map = {}
			for mapname in string.gmatch(args[1], '[^#]+') do
				map[#map + 1] = p.getMapParams(mapname, frame)
			end
			if #map == 1 then map = map[1] end
		else
			map = p.getMapParams('Pasaule', frame)
		end
	end
	if type(map) == 'table' then
		local outputs = {}
		args.autoSwitcherLabel = true
		for k,v in ipairs(map) do
			outputs[k] = p.main(frame, args, v)
		end
		return '<div class="switcher-container" align="left">' .. table.concat(outputs) .. '</div>'
	else
		return p.top(frame, args, map) .. tostring( p.mark(frame, args, map) ) .. p.bottom(frame, args, map)
	end
end

return p