Adds IAR Check and message to Content Editor

IAR-Content-Editor-Warning.ps1

### Adds IAR Check and message to Content Editor ###

#IARs method for GetItemLocations() are only available in 10.2 an above - so return if Sitecore 9 -> 10.1
$sitecoreversion = [Sitecore.Configuration.About]::Version
if ($sitecoreversion.StartsWith('9') -or $sitecoreversion.StartsWith('10.0') -or $sitecoreversion.StartsWith('10.1'))
{
 #Sorry this is only for Sitecore 10.2+ and XMCloud
 exit
}

#set message up as info message type first
$title = "Item as resource (IAR) info"
$iconUrl = [Sitecore.Resources.Images]::GetThemedImageSource("/~/icon/applications/16x16/document_check.png")
$text = "<img src='$($iconUrl)' alt='iar' style='vertical-align: bottom; margin-top: 5px; margin-right: 5px;'/>This item is from an item as resource file."
$icon = "Office/32x32/information.png"
 
#check if item is overwritten
$item = Get-Item -Path .
$aItemLocation = $item.Database.DataManager.DataSource.GetItemLocations($item.ID)
$isResource = [Sitecore.Data.DataProviders.ItemLocations.AggregatedItemLocationsExtensions]::IsResource($aItemLocation)
$isOverridden = [Sitecore.Data.DataProviders.ItemLocations.AggregatedItemLocationsExtensions]::IsOverridden($aItemLocation)
 
#if overritten then change the icon and message type to an warning instead
if ( $isOverridden ) 
{
    $title = "Item as resource (IAR) warning"
    $iconUrl = [Sitecore.Resources.Images]::GetThemedImageSource("/~/icon/business/16x16/data_warning.png")
    $text = "<img src='$($iconUrl)' alt='iar' style='vertical-align: bottom; margin-top: 5px; margin-right: 5px;float: none;'/>This item is from an item as resource file and has been over-written."
    $icon = "Office/32x32/warning.png"
}

#show the message only for IAR items
if ($isResource) {
 $warning = $pipelineArgs.Add()
 $warning.Title = $title
 $warning.Text = $text
 $warning.Icon = $icon
}