Migrations powershell functions for psake that wrap Migratordotnet SharePoint migrations

migrations-tasks.ps1

<#
	Basic migration tasks for SharePoint. 
	
	$framework = '3.5x64'
	. .\scripts\migrations-tasks.ps1

	Properties {	
		$application = "http://mysites"
		$migrationsAssembly = "$base_dir\lib\migratordotnet\Infrastructure.dll"
		$to = -1
	}

	Task Migrate -Description "Apply migrations to a specific version - default is latest" {
		Migrate-Up $application $migrationsAssembly
	}

	Task Migrate-To -Description "Removes all migrations" {
		Migrate-To $application $migrationsAssembly $to
	}
#>

$provider = "SharePoint"
$log = ".\migrate.log"

function Migrate-To($application, $migrationsAssembly, $to){
  Migrate-Setup
  write-output "Migrating to application $application" > $log
  write-output "Using dll $migrationsAssembly" >> $log
  exec { .\lib\migratordotnet\Migrator.Console.exe $provider $application $migrationsAssembly -version $to >> $log }
  get-content $log | write-host
}

function Migrate-Up($application, $migrationsAssembly){
	Migrate-To $application $migrationsAssembly -1
}

function Migrate-Down($application, $migrationsAssembly){
	Migrate-To $application $migrationsAssembly 0
}

function Migrate-Reset($application, $migrationsAssembly){
	Migrate-Down $application $migrationsAssembly
	Migrate-Up $application $migrationsAssembly
}

function Migrate-Setup() {
  write-host "Ensuring that this is remote access to administration database introduced in SP2010"
  Add-PsSnapin Microsoft.SharePoint.PowerShell -ErrorAction "SilentlyContinue"
  $contentService = [Microsoft.SharePoint.Administration.SPWebService]::ContentService
  $contentService.RemoteAdministratorAccessDenied = $false
  $contentService.Update()
}

function Migrate-Clobber($application){
  Write-Host "You are very desparate if you are using Site-Version-Reset - good luck with you fixing!"
  Add-PsSnapin Microsoft.SharePoint.PowerShell -ErrorAction "SilentlyContinue"
  $version = Get-SPWebApplication($application)
  $version.Properties.Remove("version")
  $version.Update()
}