PowerShell script to Retract & Remove all farm solutions

Question

Hi,
I need the PowerShell script to Retract & Remove all SharePoint farm solutions.
Single solution Retract & Remove
Uninstall-SPSolution -Identity <Solution name.wsp>
ex: Uninstall-SPSolution -Identity Solution.wsp
Remove-SPSolution -Identity <Solution name.wsp>
ex: Remove-SPSolution -Identity Solution.wsp

Answer 1

Install & Uninstall solutions from folder
file name - installwsp.ps1
Add-PsSnapin Microsoft.SharePoint.PowerShell
#Do not modify anything in the script from here onwards
function Get-ScriptDirectory
$Invocation = (Get-Variable MyInvocation -Scope 1).Value
Split-Path $Invocation.MyCommand.Path
function Deploy-Solution{
param(
[string]$physicalPath,
[string]$name)
$SolutionName = $name
$SolutionPath = Join-Path ($physicalPath) $SolutionName
echo "Extracting information from $physicalPath"
#Admin service
$AdminServiceName = "SPAdminV4"
$IsAdminServiceWasRunning = $true;
if ($(Get-Service $AdminServiceName).Status -eq "Stopped")
$IsAdminServiceWasRunning = $false;
Start-Service $AdminServiceName
Write-Host 'SERVICE WAS STOPPED, SO IT IS NOW STARTED'
#Uninstall
Write-Host 'UNINSTALLING SOLUTION ...'
$Solution = Get-SPSolution | ? {($_.Name -eq $SolutionName) -and ($_.Deployed -eq $true)}
if ($Solution -ne $null)
if($Solution.ContainsWebApplicationResource)
Uninstall-SPSolution $SolutionName -AllWebApplications -Confirm:$false
else
Uninstall-SPSolution $SolutionName -Confirm:$false
while ($Solution.JobExists)
Start-Sleep 2
Write-Host 'SOLUTION HAS BEEN UNINSTALLED SUCCESSFULLY.'
Write-Host 'REMOVING SOLUTION ...'
if ($(Get-SPSolution | ? {$_.Name -eq $SolutionName}).Deployed -eq $false)
Remove-SPSolution $SolutionName -Confirm:$false
Write-Host 'SOLUTION HAS BEEN REMOVED SUCCESSFULLY.'
Write-Host 'ADDING SOLUTION ...'
Add-SPSolution $SolutionPath | Out-Null
Write-Host 'SOLUTION HAS BEEN ADDED SUCCESSFULLY.'
Write-Host 'DEPLOYING SOLUTION ...'
$Solution = Get-SPSolution | ? {($_.Name -eq $SolutionName) -and ($_.Deployed -eq $false)}
#use '-force' paramater to install all commands in this if statement
if(($Solution -ne $null) -and ($Solution.ContainsWebApplicationResource))
Install-SPSolution $SolutionName –AllwebApplications -GACDeployment -Force -Confirm:$false
else
Install-SPSolution $SolutionName -GACDeployment -Force -Confirm:$false
while ($Solution.Deployed -eq $false)
Start-Sleep 2
Write-Host 'SOLUTION HAS BEEN DEPLOYED SUCCESSFULLY.'
if (-not $IsAdminServiceWasRunning)
Stop-Service $AdminServiceName
#Get Current Physical Path
$currentPhysicalPath = Get-ScriptDirectory
#Iterate through all .wsp files in the current Physical Path to deploy solution
get-childitem $currentPhysicalPath -include *.wsp -recurse | foreach ($_) {Deploy-Solution $currentPhysicalPath $_.name}
#Remove SharePoint Snapin
Remove-PsSnapin Microsoft.SharePoint.PowerShell
Echo Finish
Usage file name - installwsp.bat
cd /c %~dp0
powershell -noexit -file "installwsp.ps1" "%CD%"
pause
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