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Extensions/Branding.psm1

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+########################################################
+#
+# Common module functions
+#
+########################################################
+function Add-ModuleMenuItems
+{
+    Add-MenuItem (New-Object PSObject -Property @{
+            Title = (Get-IntuneBrandingName)
+            MenuID = "IntuneGraphAPI"
+            Script = [ScriptBlock]{Get-IntuneBrandings}
+    })
+}
+
+function Get-SupportedImportObjects
+{
+    $global:importObjects += (New-Object PSObject -Property @{
+            Selected = $true
+            Title = (Get-IntuneBrandingName)
+            Script = [ScriptBlock]{
+                param($rootFolder)
+
+                Write-Status "Import all Intune branding objects"
+                Import-AllIntuneBrandingObjects (Join-Path $rootFolder (Get-IntuneBrandingFolderName))
+            }
+    })
+}
+
+function Get-SupportedExportObjects
+{
+    $global:exportObjects += (New-Object PSObject -Property @{
+            Selected = $true
+            Title = (Get-IntuneBrandingName)
+            Script = [ScriptBlock]{
+                param($rootFolder)
+
+                    Write-Status "Export all Intune branding objects"
+                    Get-IntuneBrandingObjects | ForEach-Object { Export-SingleIntuneBranding $PSItem.Object (Join-Path $rootFolder (Get-IntuneBrandingFolderName)) }                    
+            }
+    })
+}
+
+function Export-AllObjects
+{
+    param($addObjectSubfolder)
+
+    $subFolder = ""
+    if($addObjectSubfolder) { $subFolder = Get-IntuneBrandingFolderName } 
+}
+
+########################################################
+#
+# Object specific functions
+#
+########################################################
+function Get-IntuneBrandingName
+{
+    return "Intune Branding"
+}
+
+function Get-IntuneBrandingFolderName
+{
+    return "IntuneBranding"
+}
+
+function Get-IntuneBrandings
+{
+    Write-Status "Loading banding profiles" 
+    $dgObjects.ItemsSource = @(Get-IntuneBrandingObjects)
+
+    #Scriptblocks that will perform the export tasks. empty by default
+    $script:exportParams = @{}
+    $script:exportParams.Add("ExportAllScript", [ScriptBlock]{
+            Export-AllIntuneBrandings $global:txtExportPath.Text            
+            Set-ObjectGrid
+            Write-Status ""
+        })
+
+    # Same as ExportAllScript since only one object is supported
+    $script:exportParams.Add("ExportSelectedScript", [ScriptBlock]{
+            Export-AllIntuneBrandings $global:txtExportPath.Text            
+            Set-ObjectGrid
+            Write-Status ""
+        })
+
+    #Scriptblock that will perform the import all files
+    $script:importAll = [ScriptBlock]{
+        Import-AllIntuneBrandingObjects $global:txtImportPath.Text        
+        Set-ObjectGrid
+    }
+
+    #Scriptblock that will perform the import of selected files
+    $script:importSelected = [ScriptBlock]{
+        Import-IntuneBrandingObjects $global:lstFiles.ItemsSource -Selected        
+        Set-ObjectGrid
+    }
+
+    #Scriptblock that will read json files
+    $script:getImportFiles = [ScriptBlock]{
+        Show-FileListBox
+        $global:lstFiles.ItemsSource = @(Get-JsonFileObjects $global:txtImportPath.Text -Exclude "*_Settings.json")        
+    }
+    
+    Add-DefaultObjectButtons -export ([scriptblock]{Show-DefaultExportGrid @script:exportParams}) -import ([scriptblock]{Show-DefaultImportGrid -ImportAll $script:importAll -ImportSelected $script:importSelected -GetFiles $script:getImportFiles})             
+}
+
+function Get-IntuneBrandingObjects
+{
+    Get-GraphObjects -Url "/deviceManagement/intuneBrand" -property @("displayName")
+}
+
+function Export-AllIntuneBrandings
+{
+    param($path = "$env:Temp")
+
+    if(-not (Test-Path $path)) { mkdir -Path $path -Force -ErrorAction SilentlyContinue | Out-Null }
+
+    if(Test-Path $path)
+    {
+        foreach($objTmp in ($global:dgObjects.ItemsSource))
+        {
+            Export-SingleIntuneBranding $objTmp.Object $path            
+        }
+    }
+}
+
+function Export-SingleIntuneBranding
+{
+    param($psObj, $path = "$env:Temp")
+
+    if(-not $psObj) { return }
+
+    if($global:runningBulkExport -ne $true)
+    {
+        if($global:chkAddCompanyName.IsChecked) { $path = Join-Path $path $global:organization.displayName }
+        if($global:chkAddObjectType.IsChecked) { $path = Join-Path $path (Get-IntuneBrandingFolderName) }
+    }
+
+    if(-not (Test-Path $path)) { mkdir -Path $path -Force -ErrorAction SilentlyContinue | Out-Null }
+
+    if(Test-Path $path)
+    {
+        Write-Status "Export $($psObj.displayName)"
+
+        $obj = $psObj
+        if($obj)
+        {            
+            $fileName = "$path\$((Remove-InvalidFileNameChars $obj.displayName)).json"
+            ConvertTo-Json $obj -Depth 5 | Out-File $fileName -Force
+            Save-IntuneBrandingFile $obj "lightBackgroundLogo" $path
+            Save-IntuneBrandingFile $obj "darkBackgroundLogo" $path
+            Save-IntuneBrandingFile $obj "landingPageCustomizedImage" $path
+        }
+        $global:exportedObjects++
+    }
+}
+
+function Save-IntuneBrandingFile
+{
+    param($obj, $prop, $path)
+
+    if(-not $obj.$prop.type) { return }
+
+    $arr=$obj.$prop.type.Split('/')
+    if($arr.Length -gt 1)
+    {
+        $fileType = $arr[1]
+    }
+    else
+    {
+        $fileType = ".jpg" # assume...
+    }
+
+    $fileName = "$path\$((Remove-InvalidFileNameChars "$($obj.displayName).$prop.$fileType"))"
+    try
+    {
+        if(Test-Path $fileName)
+        {
+            Remove-Item -Path $fileName -Force
+        }
+        [IO.File]::WriteAllBytes($fileName, [System.Convert]::FromBase64String($obj.$prop.value))
+    }
+    catch {}
+}
+
+
+function Import-IntuneBranding
+{
+    param($obj)
+
+    Remove-ObjectProperty $obj "@odata.context"
+    
+    $newObject = @"
+{
+    "intuneBrand":$((ConvertTo-Json $obj -Depth 5))
+}
+
+"@
+    Write-Status "Import $($obj.displayName)"
+
+    # Note: Branding is imported to deviceManagement with JSON parent object intuneBrand
+    Invoke-GraphRequest -Url "$URL/deviceManagement" -Content $newObject -HttpMethod PATCH
+}
+
+function Import-AllIntuneBrandingObjects
+{
+    param($path = "$env:Temp")    
+
+    Import-IntuneBrandingObjects (Get-JsonFileObjects $path)
+}
+
+function Import-IntuneBrandingObjects
+{
+    param(        
+        $Objects,
+
+        [switch]   
+        $Selected
+    )    
+
+    Write-Status "Import Intune branding"
+
+    foreach($obj in $objects)
+    {
+        if($Selected -and $obj.Selected -ne $true) { continue }
+
+        Write-Log "Import Intune branding"
+        
+        $response = Import-IntuneBranding $obj.Object
+
+        # Note: No assignments for branding. This is default branding for everyone
+
+    }
+    $dgObjects.ItemsSource = @(Get-IntuneBrandingObjects)
+    Write-Status ""
+}