Module:Road data
Documentation for this module may be created at Module:Road data/doc
local p = {}
-- Change to "" upon deployment.
local moduleSuffix = ""
local parserModuleName = "Module:Road data/parser" .. moduleSuffix
local statenameModuleName = "Module:Jct/statename" .. moduleSuffix -- TODO transition
local concat = table.concat
local insert = table.insert
local format = mw.ustring.format
local trim = mw.text.trim
local parserModule = require(parserModuleName)
local parser = parserModule.parser
local util = require("Module:Road data/util")
-- Shields
local defaultShieldSize = 20
local function addContextBanner(route, name, suffix, bannerSpec)
local bannerModule = 'Module:Road data/banners/' .. string.upper(route.country)
local shieldfield = name .. 'shield'
local shield = parser(route, shieldfield)
if shield == nil then
-- This route type does not define shield.
-- Find shield in the default banner table.
shield = parser(route, 'shield', name, bannerModule)
if shield and shield ~= '' then
if suffix == nil then
suffix = parser(route, 'shield', 'suffix', bannerModule)
end
if suffix and suffix ~= '' then
shield = shield .. " " .. suffix
end
shield = shield .. ".svg"
end
end
if shield and shield ~= '' then
local shieldsizefield = name .. 'shieldsize'
local shieldSize = parser(route, shieldsizefield)
if shieldSize == nil then
-- This route type does not define shield size.
-- Find shield size in the default banner table.
shieldSize = parser(route, 'shieldsize', name, bannerModule)
end
if shieldSize == nil then shieldSize = "20" end
-- Add banner plate.
insert(bannerSpec, {shield, shieldSize})
end
end
local function bannerSpec(banner, bannerSize, bannerSuffix, route)
local banners = {}
if type(banner) == "table" then
local bannerSizeIsNotTable = type(bannerSize) ~= "table"
for i,filename in ipairs(banner) do
local bannersize = bannerSizeIsNotTable and bannerSize or bannerSize[i] or defaultShieldSize
insert(banners, {filename, bannersize})
end
elseif banner ~= '' then
insert(banners, {banner, bannerSize})
end
if route.dir then
addContextBanner(route, 'dir', bannerSuffix, banners)
end
if route.to then
addContextBanner(route, 'to', bannerSuffix, banners)
end
return banners
end
local function shieldSpec(route, mainShield)
local shieldSpec = {}
local shield
if mainShield then shield = parser(route, "shieldmain") end
if not shield then shield = parser(route, 'shield') or '' end
if shield == '' then return shieldSpec end
local shieldsize
if mainShield then shieldsize = parser(route, "shieldmainsize") end
if not shieldsize then shieldsize = parser(route, "shieldsize") or "" end
local shieldsizeIsNotTable = type(shieldsize) ~= "table"
local banner = parser(route, 'banner') or {}
local bannersize = parser(route, 'bannersize') or defaultShieldSize
local bannersuffix = parser(route, 'bannersuffix')
local bannerIsNotTable = type(banner) ~= "table"
local bannersizeIsNotTable = type(bannersize) ~= "table"
local bannersuffixIsNotTable = type(bannersuffix) ~= "table"
if type(shield) == "table" then
for i,filename in ipairs(shield) do
local size = shieldsizeIsNotTable and shieldsize or shieldsize[i]
if size == "" then size = nil end
-- banner.all describes banners that apply to all multiple shields.
local shieldBanner = bannerIsNotTable and banner or (banner[i] or banner.all or {})
-- Banner size is default if the corresponding entry
-- in bannerSize table is not set.
local shieldBannerSize =
bannersizeIsNotTable and bannersize
or (bannersize[i] or bannersize.all or defaultShieldSize)
local shieldBannerSuffix = bannersuffix and (bannersuffixIsNotTable and bannersuffix or bannersuffix[i])
insert(shieldSpec, {
shield = {filename, size},
banners = bannerSpec(shieldBanner, shieldBannerSize, shieldBannerSuffix, route)
})
end
elseif shield ~= '' then
if shieldsize == "" then shieldsize = nil end
insert(shieldSpec, {
shield = {shield, shieldsize},
banners = bannerSpec(banner, bannersize, bannersuffix, route)
})
end
return shieldSpec
end
local missingShields
local shieldExistsCache = {}
-- Return up to two booleans.
-- The first boolean is false if `shield` does not exist, and true otherwise.
-- If the first boolean is true, the second boolean is true if the shield is
-- landscape (width >= height), and false otherwise.
local function shieldExists(shield)
local result = shieldExistsCache[shield]
if result == nil then
local file = mw.title.new(shield, 'Media').file
-- Cache result.
local exists = file.exists
result = {exists}
if exists then result[2] = file.width >= file.height end
shieldExistsCache[shield] = result
end
if result[1] then return true, result[2] end
insert(missingShields, shield)
return false
end
local function render(shieldEntry, scale, showLink)
local shield = shieldEntry.shield
local banners = shieldEntry.banners
local exists, landscape = shieldExists(shield[1])
if not exists then return '' end
local size
if shield[2] then
local width, height = mw.ustring.match(shield[2], "(%d*)x?(%d*)")
width = tonumber(width)
height = tonumber(height)
local sizeparts = {}
if width then
insert(sizeparts, format("%d", width * scale))
end
if height then
insert(sizeparts, format("x%d", height * scale))
end
size = concat(sizeparts)
else
size = format("%s%d", landscape and "x" or "", defaultShieldSize * scale)
end
local link = showLink and "" or "|link="
local shieldCode = format("[[File:%s|%spx%s|%s]]", shield[1], size, link, shield[1])
if not banners[1] then return shieldCode end
for _,banner in ipairs(banners) do
if shieldExists(banner[1]) then
shieldCode = format("[[File:%s|%dpx%s|%s]]<br>%s",
banner[1],
banner[2] * scale,
link,
banner[1],
shieldCode)
end
end
return '<span style="display: inline-block; vertical-align: baseline; line-height: 0; text-align: center;">' .. shieldCode .. '</span>'
end
function p.shield(route, scale, showLink, mainShield)
missingShields = {}
if route.rdt then
local shieldSize = mw.ustring.match(route.rdt, '^(%d+)$') or 17
scale = shieldSize/defaultShieldSize
end
scale = scale or 1
local rendered = {}
for _,entry in ipairs(shieldSpec(route, mainShield)) do
insert(rendered, render(entry, scale, showLink))
end
return concat(rendered), missingShields
end
function p.link(route)
local abbr, errMsg = parser(route, 'abbr')
if not abbr then
route.typeerror = true
return util.err(errMsg or format("Invalid type: %s", route.type or "(nil)"))
end
if route.nolink then return abbr, abbr end
local link = parser(route, 'link') or ''
if link == '' then return abbr, abbr end
return format("[[%s|%s]]", link, abbr), abbr
end
local function stateName(args)
-- TODO transition
local data = mw.loadData(statenameModuleName)
local abbr = args.state or args.province or args.prefecture
local countryData = data[args.country]
return countryData and countryData[abbr]
end
function p.locations(args, module, group)
module = module or ""
local modulearticle = module .. "article"
local moduleprefix = module .. "prefix"
local modulenameprefix = module .. "nameprefix"
local modulenamesuffix = module .. "namesuffix"
local warnings = {}
-- Region, for disambiguation
local region = parserModule.parser(args, "region", " common ")
if not region then
-- TODO transition
if args.region then
warnings.region = "region parameter is deprecated"
region = args.region
elseif args.country and (args.state or args.province) then
warnings.region = "Inferring region from country and state/province"
region = stateName(args)
end
end
local regionName
local regionText
if type(region) == "table" then
regionName = region.name
regionText = format("[[%s|%s]]", region.link, regionName)
elseif region then
regionName = region
regionText = format("[[%s]]", regionName)
end
args.region = regionName
local locations = parserModule.parser(args, "locations", " common ") or {}
-- Primary topic requires no specialization to supplied locations.
local primaryTopic = not locations and module == "jctint" and args.primary_topic ~= 'no'
if args.primary_topic then
-- TODO transition
warnings.primary_topic = "primary_topic parameter is deprecated"
end
-- Independent city
local indepCityText
if args.indep_city_special then
indepCityText = args.indep_city_special -- Overrides `indep_city` argument.
elseif args.indep_city then
local indepCity = args.indep_city
local spec = locations.indep_city
if spec then
local link = format("%s%s%s",
spec.linkprefix or "", indepCity, spec.linksuffix or "")
local name = format("%s%s%s",
spec[modulenameprefix] or spec.nameprefix or "",
indepCity,
spec[modulenamesuffix] or spec.namesuffix or "")
indepCityText = format("%s%s[[%s|%s]]",
spec[modulearticle] or spec.article or "",
spec[moduleprefix] or spec.prefix or "",
link, name)
else
-- TODO transition
warnings.indep_city = "Spec for indep_city parameter undefined in road data module"
local cityLink -- Wikilink for independent city
if primaryTopic then
cityLink = format('[[%s]]', indepCity)
else
-- Specialize independent city to the region.
cityLink = format('[[%s, %s|%s]]', indepCity, region, indepCity)
end
indepCityText = "[[Independent city|City]] of " .. cityLink
end
end
if indepCityText then
return {region = regionText, indep_city = indepCityText, warnings = warnings}
end
-- First-level subdivision, e.g., county
-- Name of the type of subdivision, e.g., "County" and "Parish"
local sub1name = args.sub1name -- TODO transition
local sub1Text
if args.sub1_special then
sub1Text = args.sub1_special -- Overrides `sub1` argument.
elseif args.sub1 then
local sub1 = args.sub1
local article
local link = sub1
local name = sub1
-- Type of first-level subdivision area, as a form of disambiguation
local sub1area = args.sub1area
if sub1area then
local sub1areaSpec = locations.sub1areas and locations.sub1areas[sub1area]
if sub1areaSpec then
article = sub1areaSpec[modulearticle] or sub1areaSpec.article or ""
link = format("%s%s%s",
sub1areaSpec.linkprefix or "", link, sub1areaSpec.linksuffix or "")
name = format("%s%s%s",
group and "" or sub1areaSpec[modulenameprefix] or sub1areaSpec.nameprefix or "",
name,
group and "" or sub1areaSpec[modulenamesuffix] or sub1areaSpec.namesuffix or "")
else
-- TODO report error
local errMsg = util.err(format("Undefined sub1area: %s", sub1area))
name = format("%s%s", name, errMsg)
end
end
if locations.sub1 then
local spec = locations.sub1
-- Prepend and append text from spec.
link = format("%s%s%s",
spec.linkprefix or "", link, spec.linksuffix or "")
name = format("%s%s%s",
spec[modulenameprefix] or spec.nameprefix or "",
name,
spec[modulenamesuffix] or spec.namesuffix or "")
sub1Text = format("%s[[%s|%s]]", article or "", link, name)
else
-- TODO transition
warnings.sub1 = "Spec for sub1 parameter undefined in road data module"
-- Add type (if specified) to wikilink for first-level subdivision.
local sub1Link = sub1name and trim(format("%s %s", sub1, sub1name)) or sub1
local sub1Name = module == "jcttop" and sub1Link or sub1
if primaryTopic then
sub1Text = format('[[%s|%s]]', sub1Link, sub1Name)
else
-- Specialize first-level subdivision, with type added, to the region.
sub1Text = format('[[%s, %s|%s]]', sub1Link, region, sub1Name)
end
end
end
-- Second-level subdivision, e.g., city and town
local sub2Text
if args.sub2_special then
sub2Text = args.sub2_special -- Overrides `sub2` argument.
elseif args.sub2 then
local sub2 = args.sub2
if sub2 == "none" then
sub2Text = "​" -- Zero-width space
elseif sub2 == " " then
-- TODO transition
warnings.sub2 = " argument for sub2 parameter is deprecated"
sub2Text = "​" -- Zero-width space
elseif primaryTopic then
-- TODO transition
sub2Text = format("[[%s]]", sub2)
else
local article
local link = sub2
local name = sub2
-- Type of area, e.g., city and village, as a form of disambiguation
local sub2area = args.sub2area --[[TODO transition]] or args.area
if sub2area then
local sub2areaSpec = locations.sub2areas and locations.sub2areas[sub2area]
if not sub2areaSpec then
-- TODO transition
warnings.sub2 =
format("Spec for area parameter '%s' undefined in road data module", sub2area)
local sub2areas = { -- table of different area types
city = {
linksuffix = " (city)",
jcttoparticle = "the ",
nameprefix = "City of "
},
town = {
linksuffix = " (town)",
jcttoparticle = "the ",
nameprefix = "Town of "
},
village = {
linksuffix = " (village)",
jcttoparticle = "the ",
nameprefix = "Village of "
},
community = {
linksuffix = " (community)",
jcttoparticle = "the ",
nameprefix = "Community of "
},
CDP = {
linksuffix = " (CDP)",
jcttoparticle = "the ",
nameprefix = "Community of "
},
hamlet = {
linksuffix = " (hamlet)",
jcttoparticle = "the ",
nameprefix = "Hamlet of "
},
["unorganized territory"] = {
linksuffix = " (unorganized territory)",
jcttoparticle = "the ",
nameprefix = "Unorganized Territory of "
},
township = {
linksuffix = " Township",
namesuffix = " Township",
}
}
sub2areaSpec = sub2areas[sub2area]
end
if sub2areaSpec then
article = sub2areaSpec[modulearticle] or sub2areaSpec.article or ""
link = format("%s%s%s",
sub2areaSpec.linkprefix or "", link, sub2areaSpec.linksuffix or "")
name = format("%s%s%s",
group and "" or sub2areaSpec[modulenameprefix] or sub2areaSpec.nameprefix or "",
name,
group and "" or sub2areaSpec[modulenamesuffix] or sub2areaSpec.namesuffix or "")
else
-- TODO report error
local errMsg = util.err(format("Undefined sub2area: %s", sub2area))
name = format("%s%s", name, errMsg)
end
end
if locations.sub2 then
local spec = locations.sub2
-- Prepend and append text from spec.
link = format("%s%s%s",
spec.linkprefix or "", link, spec.linksuffix or "")
name = format("%s%s%s",
spec[modulenameprefix] or spec.nameprefix or "",
name,
spec[modulenamesuffix] or spec.namesuffix or "")
else
-- TODO transition
warnings.sub2 = "Spec for sub2 parameter undefined in road data module"
-- Some second-level subdivisions are not unique in a given region.
-- `sub1dab` is the first-level subdivision to be used for disambiguation.
local sub1dab = args.sub1dab
if sub1dab then
sub1dab = sub1name and trim(format("%s %s", sub1dab, sub1name)) or sub1dab
link = format("%s, %s", link, sub1dab)
end
link = format("%s, %s", link, region) -- Add region to wikilink
end
sub2Text = format("%s[[%s|%s]]", article or "", link, name)
end
end
return {region = regionText, sub1 = sub1Text, sub2 = sub2Text, warnings = warnings}
end
return p