feat: list custom attributes

Author: JohnDuprey

Modules/CIPPCore/Public/Entrypoints/HTTP Functions/CIPP/Settings/Invoke-ExecCustomData.ps1

@@ -334,6 +334,13 @@ function Invoke-ExecCustomData {
                 }
             }
         }
+        'ListAvailableAttributes' {
+            $TargetObject = $Request.Query.targetObject ?? 'All'
+            $AvailableAttributes = Get-CippCustomDataAttributes -TargetObject $TargetObject
+            $Body = @{
+                Results = @($AvailableAttributes)
+            }
+        }
         default {
             $Body = @{
                 Results = @(

Modules/CIPPCore/Public/Get-CippCustomDataAttributes.ps1

@@ -0,0 +1,44 @@
+function Get-CippCustomDataAttributes {
+    <#
+    .SYNOPSIS
+        Get the custom data attributes for CIPP
+    .DESCRIPTION
+        This function is used to get the custom data attributes for CIPP
+    #>
+    [CmdletBinding()]
+    param(
+        $TargetObject = 'All'
+    )
+    $CustomDataTable = Get-CippTable -tablename 'CustomData'
+    $CustomDataEntities = Get-CIPPAzDataTableEntity @CustomDataTable
+    $AvailableAttributes = foreach ($CustomDataEntity in $CustomDataEntities) {
+        $Type = $CustomDataEntity.PartitionKey
+        $CustomData = $CustomDataEntity.JSON | ConvertFrom-Json
+        if ($CustomData) {
+            if ($Type -eq 'SchemaExtension') {
+                $Name = $CustomData.id
+                foreach ($TargetObject in $CustomData.targetTypes) {
+                    [PSCustomObject]@{
+                        name         = $Name
+                        targetObject = $TargetObject.ToLower()
+                        properties   = $CustomData.properties
+                    }
+                }
+            } elseif ($Type -eq 'DirectoryExtension') {
+                $Name = $CustomData.RowKey
+                foreach ($TargetObject in $CustomData.targetObjects) {
+                    [PSCustomObject]@{
+                        name         = $Name
+                        targetObject = $TargetObject
+                    }
+                }
+            }
+        }
+    }
+
+    if ($TargetObject -eq 'All') {
+        return $AvailableAttributes
+    } else {
+        return $AvailableAttributes | Where-Object { $_.targetObject -eq $TargetObject }
+    }
+}