PowerShell/docs/check-apps.md
2024-01-25 13:58:49 +01:00

79 lines
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Markdown

Script: *check-apps.ps1*
========================
This PowerShell script queries the installed applications and prints it.
Parameters
----------
```powershell
PS> ./check-apps.ps1 [<CommonParameters>]
[<CommonParameters>]
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
```
Example
-------
```powershell
PS> ./check-apps.ps1
119 Windows apps installed, 11 upgrades available
```
Notes
-----
Author: Markus Fleschutz | License: CC0
Related Links
-------------
https://github.com/fleschutz/PowerShell
Script Content
--------------
```powershell
<#
.SYNOPSIS
Query the app status
.DESCRIPTION
This PowerShell script queries the installed applications and prints it.
.EXAMPLE
PS> ./check-apps.ps1
✅ 119 Windows apps installed, 11 upgrades available
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
try {
if ($IsLinux) {
Write-Progress "Querying installed applications..."
$numPkgs = (apt list --installed 2>/dev/null).Count
$numSnaps = (snap list).Count - 1
Write-Progress -Completed "."
Write-Host "✅ $numPkgs Debian packages, $numSnaps snaps installed"
} else {
Write-Progress "Querying installed applications..."
$Apps = Get-AppxPackage
Write-Progress -Completed "."
Write-Host "✅ $($Apps.Count) Windows apps installed, " -noNewline
[int]$NumNonOk = 0
foreach($App in $Apps) { if ($App.Status -ne "Ok") { $NumNonOk++ } }
if ($NumNonOk -gt 0) { $Status += ", $NumNonOk non-ok" }
[int]$NumErrors = (Get-AppxLastError)
if ($NumErrors -gt 0) { $Status += ", $NumErrors errors" }
$NumUpdates = (winget upgrade --include-unknown).Count - 5
Write-Host "$NumUpdates upgrades available"
}
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}
```
*(generated by convert-ps2md.ps1 using the comment-based help of check-apps.ps1 as of 01/25/2024 13:58:36)*