Office 365 Roadmap site script

officeroadmap-bloghelper.ps1

## Import a diff file
$d = Import-Clixml .\diff2016-05-20.xml

## Write some Html stuff
$d | ?{$_.SideIndicator -eq "=>"} | % {
  Write-Host "<li><b>$($_.outerText):</b> </li>"
}

officeroadmap.ps1

## Get the Roadmap page
#$r = Invoke-WebRequest http://success.office.com/en-us/roadmap/
$r = Invoke-WebRequest http://fasttrack.office.com/roadmap

## Find all the links
$lines = $r.Links | ?{$_.'data-toggle' -eq "collapse"}| select OuterText, href 

## Create a storage location
mkdir $home\O365Checker -ea 0 | Out-Null

## Check if we have a baseline file
if( -not (Test-Path $home\O365Checker\baseline.xml) ) 
{
    ## Export current data to a baseline file
    $lines | Export-Clixml $home\O365Checker\baseline.xml
} 

## Import the baseline file (first time, they will be the same ones)
$baseline = Import-Clixml $home\O365Checker\baseline.xml

## Compare the baseline and the downloaded one
$diff = Compare-Object -ReferenceObject $baseline -DifferenceObject $lines -Property outerText, href  -PassThru 

## Check for diffs
if($diff -eq $null) {
    Write-host "no diff"
} else {
    ## Write the diff
    $fn = "diff$((get-date).ToString('yyyy-MM-dd')).xml"
    $diff | Export-Clixml $home\O365Checker\$fn

  ## Tell the world about it
    [System.Reflection.Assembly]::LoadWithPartialName(“System.Windows.Forms”) |Out-Null
    [Windows.Forms.MessageBox]::Show(“Found a diff in the Office Roadmap”, “WW's Awesome Office Roadmap script”, [Windows.Forms.MessageBoxButtons]::OK, [Windows.Forms.MessageBoxIcon]::Information) | Out-Null
}