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Khác biệt giữa bản sửa đổi của “Mô đun:Weather box/colors”

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←Trang mới: “local w = {} local math_mod = require('Module:Math') local function hex( value ) return string.format("%02X", value) end local function format_line( background…”
 
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Dòng 1: Dòng 1:
local w = {}
local math_mod = require('Module:Math')
local math_mod = require('Module:Math')


local function hex( value )
local traceText
local Value
return string.format("%02X", value)
Value = {
end
lang = mw.getContentLanguage(),
getDisplay = function (self, second)
if not self:isValid() then
return nil
end
local display = self.string
if display == 'trace' then
if second then
-- If a cell displays "cm (inch)", show "trace" not "trace (trace)".
return nil
end
return traceText or 'trace'
end
if math.abs(self.number) >= 1000 then
display = self.lang:formatNum(math.abs(self.number))
if self.number < 0 then
display = '−' .. display
end
elseif self.number < 0 then
display = '−' .. display:sub(2)
end
return display
end,
getPrecision = function (self)
local result = rawget(self, 'precision')
if not result then
if self:isValid() then
result = math.max(0, math_mod._precision(self.string))
else
result = 0
end
rawset(self, 'precision', result)
end
return result
end,
isValid = function (self)
return self.number ~= nil and self.number ~= -9999
end,
new = function (v)
local val, str, precision
if type(v) == 'string' then
if v == 'trace' then
val, str, precision = 0, 'trace', 0
else
val, str = math_mod._cleanNumber(v)
end
elseif type(v) == 'number' then
val, str = v, tostring(v)
end
if not val then
val, str = -9999, ''
end
return setmetatable({
number = val,
string = str,
precision = precision,
}, Value)
end,
converts = {
in2cm = { factor = 2.54 },
in2mm = { factor = 25.4 },
cm2in = { factor = 1/2.54, p2max = 1 },
mm2in = { factor = 1/25.4, p2max = 0 },
},
setConvert = function (self, invalue, units)
-- Use method modified from [[Module:Convert]] to determine precision.
if invalue.string == 'trace' then
self.number, self.string, self.precision = 0, 'trace', 0
return
end
local convert = self.converts[units] or error('Unknown units')
local outnum = invalue.number * convert.factor
local precision = invalue:getPrecision()
if outnum > 0 then
local adjust = math.log10(1/convert.factor) + math.log10(2)
local p1 = math.floor(precision + adjust)
local p2 = 1 - math.floor(math.log10(outnum))
if convert.p2max then
p2 = math.min(p2, convert.p2max)
end
precision = math.max(p1, p2)
end
self:setNumberRounded(outnum, precision)
end,
setNumberRounded = function (self, number, precision)
if precision > 2 then
precision = 2
end
self.number = math_mod._round(number, precision)
if precision < 0 then
self.string = tostring(self.number)
else
local fmt = '%.' .. string.format('%d', precision) .. 'f'
self.string = string.format(fmt, self.number)
end
end,
}
Value.__index = Value


local function format_line( background, text_color )
local function checkFlag(flag, default)
if flag == nil then
return "background: #" .. background .. "; color:#" .. text_color .. ";"
return default
end
elseif type(flag) == 'boolean' then

return flag
local function range_pos( value, start, stop )
if start < stop then
elseif type(flag) == 'string' then
flag = flag:lower()
if value < start then
if flag == '0' or flag == 'false' or
return 0
flag == '' or flag == 'no' or
elseif value > stop then
flag == 'n' then
return 1
return false
else
else
return (value - start) / (stop - start)
return true
end
end
else
else
return error('Flag type not valid')
if value < stop then
end
return 1
end
elseif value > start then

return 0
local function makeLine(label, first_values, second_values, color_values)
local result = {'|- style="text-align: center;"\n! scope="row" style="height: 16px;" | ', label, "\n"}
for i = 1, 13 do
table.insert(result,
'|style="' .. color_values[i] ..
(i == 13 and ' border-left-width:medium"' or '"') ..
' class="notheme"| '
)
local display = first_values[i]:getDisplay()
if display then
table.insert(result, display)
if second_values ~= nil then
display = second_values[i]:getDisplay(true)
if display then
table.insert(result, "<br />(" .. display .. ")")
end
end
else
else
table.insert(result, '—')
return (start - value) / (start - stop)
end
end
table.insert(result, "\n")
end
end
return table.concat(result)
end
end


local function getInputs(args, group_name, suffix, include_space)
function w.color_d( frame )
local month_names = { 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
local val = math_mod._cleanNumber( frame.args[1] )
'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec', 'year' }
return w._days_color( val )
local str
end
local values = {}
function w.color_pastel( frame )
if suffix == nil then
local val = math_mod._cleanNumber( frame.args[1] )
for i, mon in ipairs(month_names) do
return w._pastel_color( val )
if include_space then
end
str = args[ mon .. ' ' .. group_name ] or ''
function w.color_t( frame )
else
local val = math_mod._cleanNumber( frame.args[1] )
str = args[ mon .. group_name ] or ''
return w._temperature_color( val )
end
end
values[i] = Value.new(str)
function w.color_green( frame )
end
local val = math_mod._cleanNumber( frame.args[1] )
return w._green_color( val )
end
function w.color_s( frame )
local val = math_mod._cleanNumber( frame.args[1] )
return w._sunshine_color( val )
end
function w.color_h( frame )
local val = math_mod._cleanNumber( frame.args[1] )
return w._humidity_color( val )
end
function w.color_p( frame )
local val = math_mod._cleanNumber( frame.args[1] )
return w._precipitation_color( val )
end
function w.color_u( frame )
local val = math_mod._cleanNumber( frame.args[1] )
return w._uv_color( val )
end

function w._days_color( val )
local item, background, text_color

if val == nil then
return format_line( "FFFFFF", "000000" )
end

item = hex( range_pos( val, 20, 0 )*255 )
background = item .. item

item = hex( range_pos( val, 40, 20 )*255 )
background = background .. item

if val >= 12 then
text_color = "FFFFFF"
else
else
for i, mon in ipairs(month_names) do
text_color = "000000"
local value, updated
for var, suf in ipairs(suffix) do
if include_space then
str = args[ mon .. ' ' .. group_name .. ' ' .. suf ]
else
str = args[ mon .. group_name .. ' ' .. suf ]
end
if str ~= nil and str ~= '' then
value = Value.new(str)
value.variant = var
updated = true
break
end
end
if not updated then
value = Value.new()
value.variant = 0
end
values[i] = value
end
end
end
return values

return format_line( background, text_color )
end
end


function w._green_color( val )
local function getAnnualValue(values, mode)
if mode == 'avg' or mode == 'sum' then
local item1, item2, background, text_color
local total = 0

local p1, p2, variant
if val == nil then
p1 = 0
return format_line( "FFFFFF", "000000" )
for i = 1, 12 do
end
if not values[i]:isValid() then

return Value.new()
item1 = hex( range_pos( val, 165.6, 0 )*255 )
end
item2 = hex( range_pos( val, 300, 165.61 )*207 + 48 )
if not variant then
background = item1 .. item2 .. item1
local var = values[i].variant
if val >= 200 then
if var and var ~= 0 then
text_color = "FFFFFF"
variant = var
end
end
p2 = values[i]:getPrecision()
if p2 > p1 then
p1 = p2
end
total = total + values[i].number
end
local value = Value.new(total)
if mode == 'avg' then
value:setNumberRounded(total / 12, p1)
end
value.variant = variant
return value
elseif mode == 'min' then
local target
for i = 1, 12 do
if values[i]:isValid() then
if target == nil or values[i].number < target.number then
target = values[i]
end
end
end
return target or Value.new()
elseif mode == 'max' then
local target
for i = 1, 12 do
if values[i]:isValid() then
if target == nil or values[i].number > target.number then
target = values[i]
end
end
end
return target or Value.new()
else
else
error('Unrecognized Annual Mode')
text_color = "000000"
end
end

return format_line( background, text_color )
end
end


function w._temperature_color( val )
local function reconcileTemperature(C_values, F_values)
for i = 1, 13 do
local item, background, text_color
local p

if val == nil then
if C_values[i].string == '' then
if F_values[i]:isValid() then
return format_line( "FFFFFF", "000000" )
p = F_values[i]:getPrecision()
C_values[i]:setNumberRounded((F_values[i].number - 32)*5/9, p)
end
elseif F_values[i].string == '' then
if C_values[i]:isValid() then
p = C_values[i]:getPrecision()
F_values[i]:setNumberRounded(C_values[i].number*9/5 + 32, p)
end
end
end
end
end


local function reconcilePrecipitation(M_values, I_values, prefer_cm)
if val < 4.5 then
local v_class = 0
item = range_pos( val, -42.75, 4.5 )*255
for i = 1, 13 do
background = hex( item )
if M_values[i].variant == 1 then
else
v_class = 1
item = range_pos( val, 60, 41.5 )*255
elseif M_values[i].variant == 2 then
background = hex( item )
v_class = 2
end
end
end
if v_class == 0 then

if val <= 4.5 then
if prefer_cm then
v_class = 1
item = range_pos( val, -42.75, 4.5 )*255
else
background = background .. hex( item )
v_class = 2
else
end
item = range_pos( val, 41.5, 4.5 )*255
background = background .. hex( item )
end
end
for i = 1, 13 do

local units
if val < -42.78 then
if M_values[i].string == '' then
item = range_pos( val, -90, -42.78 )*255
if I_values[i]:isValid() then
background = background .. hex( item )
if v_class == 1 then
else
units = 'in2cm'
item = range_pos( val, 23, 4.5 )*255
else
background = background .. hex( item )
units = 'in2mm'
end
M_values[i]:setConvert(I_values[i], units)
M_values[i].variant = v_class
end
elseif I_values[i].string == '' then
if M_values[i]:isValid() then
if M_values[i].variant == 1 then
units = 'cm2in'
else
units = 'mm2in'
end
I_values[i]:setConvert(M_values[i], units)
end
end
end
end

if val < -23.3 or val >= 37.8 then
text_color = "FFFFFF"
else
text_color = "000000"
end

return format_line( background, text_color )
end
end


function w._precipitation_color( val )
local function _buildRow(definition, args, options)
options = options or {}
local item, background, text_color
local wbc = require('Module:Weather box/colors' .. (options.sandbox or ''))

local mode = (definition.mode or 'basic'):lower()
if val == nil then
local group_name = definition.group_name
return format_line( "FFFFFF", "000000" )
local first_values, second_values
local color_values
local color_scheme = definition.color_scheme or 't'
local scale_factor = math_mod._cleanNumber(definition.scale_factor) or 1
local date_mode = checkFlag(definition.date_mode, false)
local label = definition.label or ''
local annual_mode = (definition.annual_mode or 'avg'):lower()
local include_space = checkFlag(definition.include_space, true)
local second_line = checkFlag(definition.second_line, false)
local prefer_cm = checkFlag(definition.prefer_cm, false)
local imperial_first = checkFlag(args['imperial first'])
local metric_first = checkFlag(args['metric first'])
local wantSingleLine = options.wantSingleLine or checkFlag(args['single line'])
local trace = args.trace
if trace and trace ~= '' then
traceText = trace
end
end
if imperial_first == nil then

imperial_first = metric_first == nil and true or not metric_first
item = hex( range_pos( val, 165.6, 0 )*255 )
background = item .. item

item = hex( range_pos( val, 300, 165.61 )*207 + 48 )
background = background .. item

if val > 90 then
text_color = "FFFFFF"
else
text_color = "000000"
end
end
if mode == 'basic' then

first_values = getInputs(args, group_name, nil, include_space)
return format_line( background, text_color )
second_values = nil
end
elseif mode == 'temperature' then

first_values = getInputs(args, group_name, {'C'}, include_space)
function w._humidity_color( val )
second_values = getInputs(args, group_name, {'F'}, include_space)
local item, background, text_color
reconcileTemperature(first_values, second_values)

if val == nil then
elseif mode == "precipitation" then
first_values = getInputs(args, group_name, {'cm', 'mm'}, include_space)
return format_line( "FFFFFF", "000000" )
second_values = getInputs(args, group_name, {'inch'}, include_space)
end
reconcilePrecipitation(first_values, second_values, prefer_cm)

item = hex( range_pos( val, 66.67, 0 )*255 )
background = item .. item

item = hex( range_pos( val, 133.33, 66.667 )*255 )
background = background .. item

if val >= 40 then
text_color = "FFFFFF"
else
else
error('Requested mode not recognized')
text_color = "000000"
end
end
local good = false

for i = 1, 13 do
return format_line( background, text_color )
if first_values[i].string ~= '' then
end
good = true

break
function w._sunshine_color( val )
end
local item, background, text_color

if val == nil then
return format_line( "FFFFFF", "000000" )
end
end
if not good then

return ''
if val < 90 then
item = hex( range_pos( val, 0, 90 )*170 )
elseif val < 180 then
item = hex( range_pos( val, 90, 180 )*42.5 + 170 )
else
item = hex( range_pos( val, 180, 360 )*42.5 + 212.5 )
end
end
if first_values[13].string == '' then
background = item .. item
first_values[13] = getAnnualValue(first_values, annual_mode)

if val < 90 then
item = hex( range_pos( val, 0, 90 )*170 )
elseif val < 270 then
item = hex( range_pos( val, 150, 90 )*170 )
else
item = hex( range_pos( val, 270, 720 )*255 )
end
end
if second_values ~= nil then
background = background .. item
if second_values[13].string == '' then

second_values[13] = getAnnualValue(second_values, annual_mode)
if val < 80 then
end
text_color = "FFFFFF"
else
text_color = "000000"
end
end
color_scheme = wbc.interpret_color_code(color_scheme)

color_values = {}
return format_line( background, text_color )
local month_adj = { 31/30, 28.25/30, 31/30, 1, 31/30, 1,
end
31/30, 31/30, 1, 31/30, 1, 31/30, 365.25/30 }

for i = 1, 13 do
function w._pastel_color( val )
if first_values[i]:isValid() then
local background, text_color
local adj = scale_factor

if val == nil then
if date_mode then
adj = adj / month_adj[i]
return format_line( "FFFFFF", "000000" )
end
end
if mode == "precipitation" then

if val < -15 or val >= 39 then
if first_values[i].variant == 1 then
text_color = "FFFFFF"
adj = adj * 10
end
else
end
text_color = "000000"
table.insert(color_values, color_scheme(first_values[i].number * adj))
end

if val >= 51 then
background = 'EE2200'
else
val = math_mod._round( (val + 25.5)/3, 0 )
if val == 1 then
background = 'BB00CC'
elseif val == 2 then
background = 'CC00EE'
elseif val == 3 then
background = 'CC33EE'
elseif val == 4 then
background = 'CC55EE'
elseif val == 5 then
background = 'DD66EE'
elseif val == 6 then
background = 'DD77EE'
elseif val == 7 then
background = 'DD99EE'
elseif val == 8 then
background = 'DDAAEE'
elseif val == 9 then
background = 'DDBBEE'
elseif val == 10 then
background = 'EECCFF'
elseif val == 11 then
background = 'FFDDFF'
elseif val == 12 then
background = 'F1F1F1'
elseif val == 13 then
background = 'FFEEBB'
elseif val == 14 then
background = 'FFFFCC'
elseif val == 15 then
background = 'FFFFBB'
elseif val == 16 then
background = 'FFFFAA'
elseif val == 17 then
background = 'FFFF88'
elseif val == 18 then
background = 'FFCC33'
elseif val == 19 then
background = 'FFBB33'
elseif val == 20 then
background = 'FF9900'
elseif val == 21 then
background = 'FF8844'
elseif val == 22 then
background = 'FF6633'
elseif val == 23 then
background = 'FF5522'
elseif val == 24 then
background = 'FF4422'
elseif val == 25 then
background = 'EE4400'
else
else
table.insert(color_values, color_scheme(nil))
background = 'AA00AA'
end
end
end
end
if imperial_first and second_values ~= nil then

first_values, second_values = second_values, first_values
return format_line( background, text_color )
end

function w._uv_color( val )
local background, text_color

if val == nil then
return format_line( "FFFFFF", "000000" )
end
end
if not wantSingleLine then

if val < 3 then
if second_line and second_values ~= nil then
first_values = second_values
background = "3EA72D"
end
elseif val >= 3 and val < 6 then
second_values = nil
background = "FFF300"
elseif val >= 6 and val < 8 then
background = "F18B00"
elseif val >= 8 and val < 11 then
background = "E53210"
else
background = "B567A4"
end
end
return makeLine(label, first_values, second_values, color_values)

if val < 3 then
text_color = "FFFFFF"
elseif val >= 3 and val < 8 then
text_color = "000000"
else
text_color = "FFFFFF"
end

return format_line( background, text_color )
end
end


function w._none_color()
local function buildRow(frame)
return _buildRow(frame.args, frame:getParent().args) -- row definition, template parameters
return format_line( "FAFAFA", "000000" )
end

function w.interpret_color_code( code )
code = code:lower()
if code == 't' then
return w._temperature_color
elseif code == 'pastel' then
return w._pastel_color
elseif code == 'green' then
return w._green_color
elseif code == 'h' then
return w._humidity_color
elseif code == 's' then
return w._sunshine_color
elseif code == 'p' then
return w._precipitation_color
elseif code == 'd' then
return w._days_color
elseif code == 'u' then
return w._uv_color
elseif code == 'none' then
return w._none_color
else
error( 'Unknown color scheme option' )
end
end
end


return w
return {
buildRow = buildRow,
_buildRow = _buildRow,
}

Phiên bản lúc 09:14, ngày 25 tháng 6 năm 2024

Tài liệu mô đun[tạo]
Bạn có thể muốn tạo một trang tài liệu cho mô đun Scribunto này.
Biên tập viên sửa đổi có thể thử nghiệm trong các trang chỗ thử (tạo | sao) và trường hợp kiểm thử (tạo) của mô đun này.
Các trang con của mô đun này.
local math_mod = require('Module:Math')

local traceText
local Value
Value = {
	lang = mw.getContentLanguage(),
	getDisplay = function (self, second)
		if not self:isValid() then
			return nil
		end
		local display = self.string
		if display == 'trace' then
			if second then
				-- If a cell displays "cm (inch)", show "trace" not "trace (trace)".
				return nil
			end
			return traceText or 'trace'
		end
		if math.abs(self.number) >= 1000 then
			display = self.lang:formatNum(math.abs(self.number))
			if self.number < 0 then
				display = '−' .. display
			end
		elseif self.number < 0 then
			display = '−' .. display:sub(2)
		end
		return display
	end,
	getPrecision = function (self)
		local result = rawget(self, 'precision')
		if not result then
			if self:isValid() then
				result = math.max(0, math_mod._precision(self.string))
			else
				result = 0
			end
			rawset(self, 'precision', result)
		end
		return result
	end,
	isValid = function (self)
		return self.number ~= nil and self.number ~= -9999
	end,
	new = function (v)
		local val, str, precision
		if type(v) == 'string' then
			if v == 'trace' then
				val, str, precision = 0, 'trace', 0
			else
				val, str = math_mod._cleanNumber(v)
			end
		elseif type(v) == 'number' then
			val, str = v, tostring(v)
		end
		if not val then
			val, str = -9999, ''
		end
		return setmetatable({
			number = val,
			string = str,
			precision = precision,
		}, Value)
	end,
	converts = {
		in2cm = { factor = 2.54              },
		in2mm = { factor = 25.4              },
		cm2in = { factor = 1/2.54, p2max = 1 },
		mm2in = { factor = 1/25.4, p2max = 0 },
	},
	setConvert = function (self, invalue, units)
		-- Use method modified from [[Module:Convert]] to determine precision.
		if invalue.string == 'trace' then
			self.number, self.string, self.precision = 0, 'trace', 0
			return
		end
		local convert = self.converts[units] or error('Unknown units')
		local outnum = invalue.number * convert.factor
		local precision = invalue:getPrecision()
		if outnum > 0 then
			local adjust = math.log10(1/convert.factor) + math.log10(2)
			local p1 = math.floor(precision + adjust)
			local p2 = 1 - math.floor(math.log10(outnum))
			if convert.p2max then
				p2 = math.min(p2, convert.p2max)
			end
			precision = math.max(p1, p2)
		end
		self:setNumberRounded(outnum, precision)
	end,
	setNumberRounded = function (self, number, precision)
		if precision > 2 then
			precision = 2
		end
		self.number = math_mod._round(number, precision)
		if precision < 0 then
			self.string = tostring(self.number)
		else
			local fmt = '%.' .. string.format('%d', precision) .. 'f'
			self.string = string.format(fmt, self.number)
		end
	end,
}
Value.__index = Value

local function checkFlag(flag, default)
	if flag == nil then
		return default
	elseif type(flag) == 'boolean' then
		return flag
	elseif type(flag) == 'string' then
		flag = flag:lower()
		if flag == '0' or flag == 'false' or
				flag == '' or flag == 'no' or
				flag == 'n' then
			return false
		else
			return true
		end
	else
		return error('Flag type not valid')
	end
end

local function makeLine(label, first_values, second_values, color_values)
	local result = {'|- style="text-align: center;"\n! scope="row" style="height: 16px;" | ', label, "\n"}
	for i = 1, 13 do
		table.insert(result,
			'|style="' .. color_values[i] ..
			(i == 13 and ' border-left-width:medium"' or '"') ..
			' class="notheme"| '
		)
		local display = first_values[i]:getDisplay()
		if display then
			table.insert(result, display)
			if second_values ~= nil then
				display = second_values[i]:getDisplay(true)
				if display then
					table.insert(result, "<br />(" .. display .. ")")
				end
			end
		else
			table.insert(result, '—')
		end
		table.insert(result, "\n")
	end
	return table.concat(result)
end

local function getInputs(args, group_name, suffix, include_space)
	local month_names = { 'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
		'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec', 'year' }
	local str
	local values = {}
	if suffix == nil then
		for i, mon in ipairs(month_names) do
			if include_space then
				str = args[ mon .. ' ' .. group_name ] or ''
			else
				str = args[ mon .. group_name ] or ''
			end
			values[i] = Value.new(str)
		end
	else
		for i, mon in ipairs(month_names) do
			local value, updated
			for var, suf in ipairs(suffix) do
				if include_space then
					str = args[ mon .. ' ' .. group_name .. ' ' .. suf ]
				else
					str = args[ mon .. group_name .. ' ' .. suf ]
				end
				if str ~= nil and str ~= '' then
					value = Value.new(str)
					value.variant = var
					updated = true
					break
				end
			end
			if not updated then
				value = Value.new()
				value.variant = 0
			end
			values[i] = value
		end
	end
	return values
end

local function getAnnualValue(values, mode)
	if mode == 'avg' or mode == 'sum' then
		local total = 0
		local p1, p2, variant
		p1 = 0
		for i = 1, 12 do
			if not values[i]:isValid() then
				return Value.new()
			end
			if not variant then
				local var = values[i].variant
				if var and var ~= 0 then
					variant = var
				end
			end
			p2 = values[i]:getPrecision()
			if p2 > p1 then
				p1 = p2
			end
			total = total + values[i].number
		end
		local value = Value.new(total)
		if mode == 'avg' then
			value:setNumberRounded(total / 12, p1)
		end
		value.variant = variant
		return value
	elseif mode == 'min' then
		local target
		for i = 1, 12 do
			if values[i]:isValid() then
				if target == nil or values[i].number < target.number then
					target = values[i]
				end
			end
		end
		return target or Value.new()
	elseif mode == 'max' then
		local target
		for i = 1, 12 do
			if values[i]:isValid() then
				if target == nil or values[i].number > target.number then
					target = values[i]
				end
			end
		end
		return target or Value.new()
	else
		error('Unrecognized Annual Mode')
	end
end

local function reconcileTemperature(C_values, F_values)
	for i = 1, 13 do
		local p
		if C_values[i].string == '' then
			if F_values[i]:isValid() then
				p = F_values[i]:getPrecision()
				C_values[i]:setNumberRounded((F_values[i].number - 32)*5/9, p)
			end
		elseif F_values[i].string == '' then
			if C_values[i]:isValid() then
				p = C_values[i]:getPrecision()
				F_values[i]:setNumberRounded(C_values[i].number*9/5 + 32, p)
			end
		end
	end
end

local function reconcilePrecipitation(M_values, I_values, prefer_cm)
	local v_class = 0
	for i = 1, 13 do
		if M_values[i].variant == 1 then
			v_class = 1
		elseif M_values[i].variant == 2 then
			v_class = 2
		end
	end
	if v_class == 0 then
		if prefer_cm then
			v_class = 1
		else
			v_class = 2
		end
	end
	for i = 1, 13 do
		local units
		if M_values[i].string == '' then
			if I_values[i]:isValid() then
				if v_class == 1 then
					units = 'in2cm'
				else
					units = 'in2mm'
				end
				M_values[i]:setConvert(I_values[i], units)
				M_values[i].variant = v_class
			end
		elseif I_values[i].string == '' then
			if M_values[i]:isValid() then
				if M_values[i].variant == 1 then
					units = 'cm2in'
				else
					units = 'mm2in'
				end
				I_values[i]:setConvert(M_values[i], units)
			end
		end
	end
end

local function _buildRow(definition, args, options)
	options = options or {}
	local wbc = require('Module:Weather box/colors' .. (options.sandbox or ''))
	local mode = (definition.mode or 'basic'):lower()
	local group_name = definition.group_name
	local first_values, second_values
	local color_values
	local color_scheme = definition.color_scheme or 't'
	local scale_factor = math_mod._cleanNumber(definition.scale_factor) or 1
	local date_mode = checkFlag(definition.date_mode, false)
	local label = definition.label or ''
	local annual_mode = (definition.annual_mode or 'avg'):lower()
	local include_space = checkFlag(definition.include_space, true)
	local second_line = checkFlag(definition.second_line, false)
	local prefer_cm = checkFlag(definition.prefer_cm, false)
	local imperial_first = checkFlag(args['imperial first'])
	local metric_first = checkFlag(args['metric first'])
	local wantSingleLine = options.wantSingleLine or checkFlag(args['single line'])
	local trace = args.trace
	if trace and trace ~= '' then
		traceText = trace
	end
	if imperial_first == nil then
		imperial_first = metric_first == nil and true or not metric_first
	end
	if mode == 'basic' then
		first_values = getInputs(args, group_name, nil, include_space)
		second_values = nil
	elseif mode == 'temperature' then
		first_values = getInputs(args, group_name, {'C'}, include_space)
		second_values = getInputs(args, group_name, {'F'}, include_space)
		reconcileTemperature(first_values, second_values)
	elseif mode == "precipitation" then
		first_values = getInputs(args, group_name, {'cm', 'mm'}, include_space)
		second_values = getInputs(args, group_name, {'inch'}, include_space)
		reconcilePrecipitation(first_values, second_values, prefer_cm)
	else
		error('Requested mode not recognized')
	end
	local good = false
	for i = 1, 13 do
		if first_values[i].string ~= '' then
			good = true
			break
		end
	end
	if not good then
		return ''
	end
	if first_values[13].string == '' then
		first_values[13] = getAnnualValue(first_values, annual_mode)
	end
	if second_values ~= nil then
		if second_values[13].string == '' then
			second_values[13] = getAnnualValue(second_values, annual_mode)
		end
	end
	color_scheme = wbc.interpret_color_code(color_scheme)
	color_values = {}
	local month_adj = { 31/30, 28.25/30, 31/30, 1, 31/30, 1,
		31/30, 31/30, 1, 31/30, 1, 31/30, 365.25/30 }
	for i = 1, 13 do
		if first_values[i]:isValid() then
			local adj = scale_factor
			if date_mode then
				adj = adj / month_adj[i]
			end
			if mode == "precipitation" then
				if first_values[i].variant == 1 then
					adj = adj * 10
				end
			end
			table.insert(color_values, color_scheme(first_values[i].number * adj))
		else
			table.insert(color_values, color_scheme(nil))
		end
	end
	if imperial_first and second_values ~= nil then
		first_values, second_values = second_values, first_values
	end
	if not wantSingleLine then
		if second_line and second_values ~= nil then
			first_values = second_values
		end
		second_values = nil
	end
	return makeLine(label, first_values, second_values, color_values)
end

local function buildRow(frame)
	return _buildRow(frame.args, frame:getParent().args)  -- row definition, template parameters
end

return {
	buildRow = buildRow,
	_buildRow = _buildRow,
}
Lấy từ “https://vi.wikipedia.org/w/index.php?title=Mô_đun:Weather_box/colors&oldid=71472974”