Tuesday, August 30, 2016

Rollback SharePoint WSP deployed as a Farm sollution

Download XML file used as a config file for this script.

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Param([Parameter(Mandatory=$True)]
       [string]$Environment
     )

$snapinName = "Microsoft.SharePoint.PowerShell"
if ((Get-PSSnapin | Where-Object {$_.Name -eq $snapinName }) -eq $NULL) {
  write-host "SharePoint SnapIn not loaded. Loading..."
  Add-PSSnapin $snapinName -ErrorAction SilentlyContinue
  }
#####################################################################

$Envpath=(Get-Location -PSProvider FileSystem).ProviderPath
write-host "Envpath" $Envpath
Write-Host 'Select Current Environment'
Write-Host 'DEV'
Write-Host 'INT'
Write-Host 'QA'
Write-Host 'STAGE'
Write-Host 'PROD'
$Env= $Environment

Write-Host  'Current environment selected' + $Env

if($Env -eq 'DEV')
{
$EnvName='Dev'
}
elseif($Env -eq 'INT')
{
$EnvName='DevInt'
}
elseif($Env -eq 'QA')
{
$EnvName='QA'
}
elseif($Env -eq 'STAGE')
{
$EnvName='Stage'
}
elseif($Env -eq 'PROD')
{
$EnvName='Prod'
}



$Envpath=(Get-Location -PSProvider FileSystem).ProviderPath
write-host "Envpath" $Envpath

#get the Config.xml file from te deployment package
$configpath = $Envpath + "\config.xml"
[xml] $configXml = Get-Content $configpath -ErrorAction SilentlyContinue

#####################################################################

#method to read cofig values from config.xml file -start

#####################################################################
function Get-ConfigValue
{
 Param(
  [string] $key
 )
 Process
 {
  $xpath = "Configuration/$EnvName/param[@key='" + $key + "']" + "/text()"
  $configXml.SelectSingleNode($xpath).Value
 }
}

$SiteCollectionURL=Get-ConfigValue "SiteCollectionUrl"
Write-Host "SiteCollection url:" $SiteCollectionURL

 
$solutionName = "Declaration_Email.wsp"
 
$solution = Get-SPSolution $solutionName
 
Write-Host -ForegroundColor Green "Removing $solutionName"
Write-Host ""
 
if( $solution.Deployed -eq $true) {
 
    if ( $solution.ContainsWebApplicationResource ) {
        Uninstall-SPSolution -Identity $solutionName -Confirm:$false -Webapplication  $SiteCollectionURL
    }
    else {
        Uninstall-SPSolution -Identity $solutionName -Confirm:$false
    }
    $counter = 1
    $maximum = 50
    $sleeptime = 2
    while( $solution.JobExists -and ( $counter -lt $maximum ) ) {
        Write-Host -ForegroundColor yellow "Retracting $solutionName. Please wait..."
        sleep $sleeptime
        $counter++
    }
}
 
Write-Host ""
Write-Host -ForegroundColor Green "$solutionName is retracted."
Write-Host ""
 
Remove-SPSolution -Identity $solutionName -Force -Confirm:$false
 
Write-Host -ForegroundColor Green "$solutionName removed."

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