DINJ (Do I Need a Jacket) Updated for openweathermap.org

dinaj.ini

[Rainmeter]
 Update=1000
 MiddleMouseUpAction=!Refresh #CURRENTCONFIG#
 DynamicWindowSize=1
 ; spaces prefix formulas in WriteKeyValue so that WKV doesn't try to parse the formula and log a syntax error
 ; http://rainmeter.net/forum/viewtopic.php?f=5&t=9806&p=57507
 ContextTitle="Align left"
 ContextAction=[!WriteKeyValue mainString StringAlign LeftTop][!WriteKeyValue mainString X 0][!WriteKeyValue subString X " (Floor(#*size*# * 0.2))"][!Refresh #CURRENTCONFIG#]
 ContextTitle2="Align center"
 ContextAction2=[!WriteKeyValue mainString StringAlign CenterTop][!WriteKeyValue mainString X " (Floor(#*size*# * 7.5))"][!WriteKeyValue subString X " (Floor(#*size*# * 7.5))"][!Refresh #CURRENTCONFIG#]
 ContextTitle3="Align right"
 ContextAction3=[!WriteKeyValue mainString StringAlign RightTop][!WriteKeyValue mainString X " (Floor(#*size*# * 15))"][!WriteKeyValue subString X " (Floor((#*size*# * 15) - (#*size*# * 0.2)))"][!Refresh #CURRENTCONFIG#]

[Metadata]
 Name=Do I Need a Jacket?
 Author=Flying Hyrax | flyinghyrax.deviantart.com
 Information=Weather, simplified - do you need a jacket?  This skin checks the current temperature and lets you know. | - Options are all in the [Variables] section of the skin file; just edit dinaj.ini, save, and refresh. | - Change the size of the skin by mouse-wheel scrolling on it. | - Change text alignment using the skin context menu
 Version=2.1
 License=Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported

[Variables]

 ; Weather.com location code
 ; Go to weather.com and search for your location.
 ; The location code is in the URL on the page for your location.
 ; e.g. for Chicago:
 ; https://weather.com/weather/today/l/USIL0225:1:US
 ;                                     ^^^^^^^^
 location=c005bbc4fbd44a680fe4a942a9d7872f3f4c701984bd67564363d0c32f24b34b

 ; 'f' for English, 'm' for Metric
 unit=f
 tempUnit=F
 windUnit=mi/hr
 substringLength=1
 substringX=0

 ; temperature thresholds; if you are using Celsius make sure you adjust these
 jacket_temp=65
 coat_temp=40

 ; appearance
 font=Segoe UI Light
 text_color=255,255,255,200

 ; this can be changed manually, or just scroll the mouse over the skin
 size=12

;;====================================================
;;  Measures
;;====================================================
[mWeatherData]
Measure=Plugin
Plugin=WebParser
Url="https://api.openweathermap.org/data/2.5/weather?units=Imperial&id=4623560&appid=<your-api-key>"
RegExp="(?siU)^(.*)$"
UpdateRate=900
ErrorString="DINAJ2: WebParser fail"
ForceReload=1
FinishAction=[!EnableMeasureGroup Weather][!UpdateMeter *][!Redraw]

[MeasureDegree]
Measure=Plugin
Plugin=Plugins\WebParser.dll
UpdateRate=3600
Url="file:///C:/Users/jared/Documents/Rainmeter/Skins/Minimalist%202/Weather/degree.txt"
RegExp=(.*)
StringIndex=1

[mTemperature]
 Measure=Plugin
 Plugin=WebParser
 Group=Weather
 Disabled=1
 Url=[mWeatherData]
 StringIndex2=1
 RegExp=(?siU)\"temp\":.*([0-9]+)[.][0-9]+,

[mFeelsLike]
Measure=Plugin
Plugin=WebParser
Group=Weather
Disabled=1
Url=[mWeatherData]
StringIndex2=1
RegExp=(?siU)\"feels_like\":.*([0-9]+)[.][0-9]+,

[mCondition]
Measure=Plugin
Plugin=WebParser
Group=Weather
Disabled=1
Url=[mWeatherData]
StringIndex2=1
RegExp=(?siU)\"description\":.*\"(.*)\",

[mWindSpeed]
Measure=Plugin
Plugin=WebParser
Group=Weather
Disabled=1
Url=[mWeatherData]
StringIndex2=1
RegExp=(?siU)\"speed\":.*([0-9]+)[.][0-9]+,

[mStringScript]
Measure=Script
ScriptFile=dinaj.lua
Group=Weather
TempMeasureName=mFeelsLike
WindMeasureName=mWindSpeed
FirstString=mainString
SecondString=subString
Unit=#unit#
JacketThreshold=#jacket_temp#
CoatThreshold=#coat_temp#
Disabled=1

;;====================================================
;;  Meters
;;====================================================

[bg]
 Meter=Image
 SolidColor=0,0,0,1
 X=0
 Y=0
 W=(#size# * 15)
 H=(#size# * 3)
 DynamicVariables=1
 MouseScrollUpAction=[!SetVariable size (#size#-1)][!UpdateMeter *][!Redraw][!WriteKeyValue Variables size #size#]
 MouseScrollDownAction=[!SetVariable size (#size#+1)][!UpdateMeter *][!Redraw][!WriteKeyValue Variables size #size#]

[mainString]
 Meter=String
 MeasureName=mCondition
 MeasureName2=mTemperature
 MeasureName3=MeasureDegree
 MeasureName4=mFeelsLike
 FontFace=#font#
 FontColor=#text_color#
 SolidColor=00000001
 FontSize=#size#
 AntiAlias=1
 X=0
 Y=0
 Text="..."
 ToolTipText="%1, %2%3 (Feels like %4%3)"
 DynamicVariables=1
 StringAlign=LeftTop

[subString]
 Meter=String
 MeasureName=mPlaceName
 MeasureName2=mTimestamp
 MeterStyle=mainString
 FontSize=(Floor(#size# * 0.8))
 X= #substringX#
 Y=(Floor(#size# * -0.2))R
 Text="loading..."
 ToolTipText="%1, %2"
 LeftMouseUpAction="https://weather.com/weather/today/l/#location#"

dinaj.lua

--[[
    Lua script to use with dinaj.ini Rainmeter skin
    FlyingHyrax
    2014-11-15
--]]

--[[ LOCAL VARIABLES =========================================================]]

-- lists the options the script measure can take
local Settings_Meta = {
    String_Options = {
        "TempMeasureName",
        "WindMeasureName",
        "FirstString",
        "SecondString",
        "Unit"
    },
    Number_Options = {
        "JacketThreshold",
        "CoatThreshold"
    },
    Defaults = {
        JacketThreshold = 60,
        CoatThreshold = 30,
        Unit = "f"
    }
}

-- things which should not change
local Constants = {
    ADVERBS = {
        "damn cold",
        "darn cold",
        "bone chilling",
        "glacial",
        "frigid",
        "freezing",
        "frosty",
        "pretty cold",
        "chilly",
        "brisk",
        "cool",
        "quite temperate",
        "rather mild",
        "pretty nice",
        "positively balmy",
        "extra warm",
        "kinda hot",
        "roasting",
        "scorching",
        "oven-like",
        "your hair is on FIRE",
    },
    RANGE_MIN = -10,
    RANGE_MAX = 120,
}

-- measure and meter references
local Handles = {}
Handles.init = function(props)
    Handles.Temperature_Measure = SKIN:GetMeasure(props.TempMeasureName)
    Handles.Wind_Measure = SKIN:GetMeasure(props.WindMeasureName)
    Handles.Main_Meter = SKIN:GetMeter(props.FirstString)
    Handles.Sub_Meter = SKIN:GetMeter(props.SecondString)
end

-- script measure settings
local Settings = {}
Settings.init = function(props)
    Settings.Jacket_Limit = SELF:GetNumberOption(props.JacketThreshold, 60)
    Settings.Coat_Limit = SELF:GetNumberOption(props.CoatThreshold, 35)

    local metric = { m = true, c = true }
    local unit = string.lower(string.sub(props.Unit, 1, 1))
    Settings.Unit =  metric[unit] and 'c' or 'f'
end

--[[ LOCAL FUNCTIONS =========================================================]]

--[[ printf shortcut ]]
local function printf(format, ...)
    print(string.format(format, ...))
end

local function print_table( t )
    local str = "[ "
    for k, v in pairs(t) do
        str = str .. string.format("'%s' = %s, ", tostring(k), tostring(v))
    end
    str = str .. "]"
    print(str)
end

--[[ Given a measure handle an metadata about the measures options,
  return a table of Option=Value pairs. ]]
local function getMeasureOptions( measure, meta )
    local options = {}

    local function grabOptions( list, getter )
        for _, v in pairs(list) do
            options[v] = getter(measure, v, meta.Defaults[v])
        end
    end

    grabOptions( meta.String_Options, measure.GetOption)
    grabOptions( meta.Number_Options, measure.GetNumberOption)

    return options
end

--[[ Keeps a value inside the given range ]]
local function clamp( value, min, max )
    local clamped = value
    if value < min then
        clamped = min
    elseif value > max then
        clamped = max
    end
    return clamped
end

--[[ Adjusts a value and its defined range if the value is negative ]]
local function normalize( value, min, max )
    local excess = min < 0 and 0 - min or 0
    return value + excess, min + excess, max + excess
end

--[[ Return a value as a percentage of its range ]]
local function percentOfRange( value, min, max )
    -- normalize
    local value, min, max = normalize( value, min, max)
    -- maths
    local percent = (value / max - min)
    -- clamping
    return clamp( percent, 0.0, 1.0)
end

--[[ Convert a number from fahrenheit to celsius ]]
local function f2c( fahrenheit )
    return (((fahrenheit - 32) * 5) / 9)
end

--[[ Convert a number from celsius to fahrenheit (unused) ]]
local function c2f( celsius )
    return (((celsius * 9) / 5) + 32)
end

--[[ Given the current temperature and its scale,
  return a descriptor for that temperature ]]
local function getTempWord( temp, unit )
    -- convert our range bounds to celsius if necessary
    local unit = unit or 'f'
    local tmin = unit == 'f' and Constants.RANGE_MIN or f2c(Constants.RANGE_MIN)
    local tmax = unit == 'f' and Constants.RANGE_MAX or f2c(Constants.RANGE_MAX)
    -- percentage of our temperature range
    local tempPer = percentOfRange( temp, tmin, tmax )
    -- index in array of descriptors, based on that percentage
    local index = math.ceil( #Constants.ADVERBS * tempPer )
    -- if temp is 0% of our range, index will be off by one
    if index < 1 then index = 1 end
    -- return that word
    return Constants.ADVERBS[index]
end

--[[ Given the current temperature, return the appropriate
  string for the main string meter ]]
local function getMainString( temp )
    local negation = (temp > Settings.Jacket_Limit) and " don't" or ""
    local outerwear = (temp < Settings.Coat_Limit) and "coat" or "jacket"
    return string.format("You%s need a %s", negation, outerwear)
end

--[[ Given the current temperature and its unit, return the appropriate string
  for the secondary string meter ]]
local function getSubString( temp, unit )
    return string.format("It's %s outside", getTempWord(temp, unit))
end

--[[ Sets the Text value of the specified meter with a SetOption bang ]]
local function setMeterText( meter, text )
    SKIN:Bang('!SetOption', meter:GetName(), 'Text', text)
end

--[[ Log the descriptor which is returned for various temperatures ]]
local function test()
    for i = -20, 100, 5 do
        printf("t=%d, s=%s", i, getTempWord(i))
    end
end

--[[ GLOBAL SKIN FUNCTIONS ===================================================]]

--[[ Run on Refresh (or on update if DynamicVariables is set on the script measure)
  Retrieves user specified values from variables and handles to measures and meters ]]
function Initialize()
    -- grab script measure options
    local opts = getMeasureOptions( SELF, Settings_Meta )
    -- read settings
    Settings.init(opts)
    -- get measure/meter refs
    Handles.init(opts)
    -- run some tests
    -- test()
end

--[[ Run on Update - We need to update two different string meters on every tick,
  So we use a bang for both and do not return a value. ]]
function Update()
    -- get current temp
    local temp = tonumber(Handles.Temperature_Measure:GetStringValue())
    -- WebParser will not have returned values for the first few update ticks
    if temp ~= nil then
        local subString = getSubString(temp, Settings.Unit)
        local size = tonumber(SKIN:GetVariable('size', 1))
        local substringLength = string.len(subString)
        setMeterText(Handles.Main_Meter, getMainString(temp))
        setMeterText(Handles.Sub_Meter, subString)
        SKIN:Bang('!SetVariable', 'substringLength', substringLength)
        SKIN:Bang('!SetVariable', 'substringX', substringLength * (size * 0.17))
    end
end