PowerShell/docs/list-earthquakes.md
2024-11-20 11:52:20 +01:00

97 lines
2.7 KiB
Markdown

The *list-earthquakes.ps1* Script
===========================
This PowerShell script lists major earthquakes for the last 30 days.
Parameters
----------
```powershell
/home/markus/Repos/PowerShell/scripts/list-earthquakes.ps1 [[-minMagnitude] <Single>] [<CommonParameters>]
-minMagnitude <Single>
Specifies the minimum magnitude to list (5.5 by default)
Required? false
Position? 1
Default value 5.5
Accept pipeline input? false
Accept wildcard characters? false
[<CommonParameters>]
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
```
Example
-------
```powershell
PS> ./list-earthquakes.ps1
Mag Location Depth Time UTC
--- -------- ----- --------
7.2 98 km S of Sand Point, Alaska 33 km 2023-07-16T06:48:22.606Z
...
```
Notes
-----
Author: Markus Fleschutz | License: CC0
Related Links
-------------
https://github.com/fleschutz/PowerShell
Script Content
--------------
```powershell
<#
.SYNOPSIS
Lists major earthquakes
.DESCRIPTION
This PowerShell script lists major earthquakes for the last 30 days.
.PARAMETER minMagnitude
Specifies the minimum magnitude to list (5.5 by default)
.EXAMPLE
PS> ./list-earthquakes.ps1
Mag Location Depth Time UTC
--- -------- ----- --------
7.2 98 km S of Sand Point, Alaska 33 km 2023-07-16T06:48:22.606Z
...
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([float]$minMagnitude=5.5)
$Format="csv" # cap, csv, geojson, kml, kmlraw, quakeml, text, xml
$OrderBy="magnitude" # time, time-asc, magnitude, magnitude-asc
function ListEarthquakes {
Write-Progress "Loading data from earthquake.usgs.gov..."
$quakes = (Invoke-WebRequest -URI "https://earthquake.usgs.gov/fdsnws/event/1/query?format=$Format&minmagnitude=$minMagnitude&orderby=$OrderBy" -userAgent "curl" -useBasicParsing).Content | ConvertFrom-CSV
Write-Progress -completed "done."
foreach($quake in $quakes) {
[int]$depth = $quake.depth
New-Object PSObject -Property @{ Mag=$quake.mag; Depth="$depth km"; Location=$quake.place; 'Time UTC'=$quake.time }
}
}
try {
ListEarthquakes | Format-Table -property @{e='Mag';width=5},@{e='Location';width=42},@{e='Depth';width=12},'Time UTC'
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}
```
*(generated by convert-ps2md.ps1 as of 11/20/2024 11:51:55)*