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58 lines
1.8 KiB
PowerShell
Executable File
58 lines
1.8 KiB
PowerShell
Executable File
<#
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.SYNOPSIS
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check-weather.ps1 [<location>]
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.DESCRIPTION
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Checks the weather for critical values
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.EXAMPLE
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PS> ./check-weather
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz · License: CC0
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#>
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param([string]$location = "") # empty means determine automatically
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function Check { param([int]$Value, [int]$NormalMin, [int]$NormalMax, [string]$Unit)
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if ($Value -lt $NormalMin) {
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return "$Value $Unit ! "
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}
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if ($Value -gt $NormalMax) {
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return "$Value $Unit ! "
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}
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return ""
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}
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try {
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$Weather = (Invoke-WebRequest http://wttr.in/${location}?format=j1 -UserAgent "curl" ).Content | ConvertFrom-Json
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$Temp = $Weather.current_condition.temp_C
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$Precip = $Weather.current_condition.precipMM
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$Humidity = $Weather.current_condition.humidity
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$Pressure = $Weather.current_condition.pressure
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$WindSpeed = $Weather.current_condition.windspeedKmph
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$WindDir = $Weather.current_condition.winddir16Point
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$UV = $Weather.current_condition.uvIndex
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$Visib = $Weather.current_condition.visibility
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$Clouds = $Weather.current_condition.cloudcover
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$Desc = $Weather.current_condition.weatherDesc.value
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$Area = $Weather.nearest_area.areaName.value
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$Region = $Weather.nearest_area.region.value
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"Now: $($Temp)°C $($Precip)mm $($Humidity)% $($WindSpeed)km/h from $WindDir $($Pressure)hPa UV$($UV) $($Visib)km $($Clouds)% $Desc at $Area ($Region)"
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$Result+=Check $Weather.current_condition.windspeedKmph 0 48 "km/h"
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$Result+=Check $Weather.current_condition.visibility 1 1000 "km visibility"
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$Result+=Check $Weather.current_condition.temp_C -20 40 "°C"
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$Result+=Check $Weather.current_condition.uvIndex 0 6 "UV"
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if ($Result -eq "") {
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"Calm weather"
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} else {
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"WEATHER ALERT: $Result"
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}
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exit 0 # success
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} catch {
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"⚠️ Error: $($Error[0]) ($($MyInvocation.MyCommand.Name):$($_.InvocationInfo.ScriptLineNumber))"
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exit 1
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}
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