New-UsingBlock
New-UsingBlock.
New-UsingBlock [-InputObject] <IDisposable> [-ScriptBlock] <ScriptBlock>
The
New-UsingBlock command disposes of the provided input object after the specified scriptblock completes execution. You may find the data returned by the scriptblock is contained within the following object System.Collections.ObjectModel.Collection1[[System.Management.Automation.PSObject, System.Management.Automation, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]`. This helps when multiple objects are returned and is known behavior.© 2010-2019 Adam Najmanowicz, Michael West. All rights reserved. Sitecore PowerShell Extensions
Object that should be disposed after the Script block is executed.
Aliases | Text |
|---|---|
Required? | true |
Position? | 1 |
Default Value | |
Accept Pipeline Input? | false |
Accept Wildcard Characters? | false |
Script to be executed within the "Using" context.
Aliases | Text |
|---|---|
Required? | true |
Position? | 2 |
Default Value | |
Accept Pipeline Input? | false |
Accept Wildcard Characters? | false |
The input type is the type of the objects that you can pipe to the cmdlet.
- System.IDisposable
The output type is the type of the objects that the cmdlet emits.
- void
Help Author: Adam Najmanowicz, Michael West
Assuming all items under /sitecore/content/home have both 'Title' and 'MetaTitle' fields... Using New-UsingBlock to bulk update items under /sitecore/Content/ to have their 'MetaTitle' field to be equal to the 'Title' field
New-UsingBlock (New-Object Sitecore.Data.BulkUpdateContext) {
foreach ( $item in (Get-ChildItem -Path master:\Content\Home -Recurse -WithParent) ) {
$item."MetaTitle" = $item.Title
}
}
Using New-UsingBlock to perform a test with UserSwitcher - checking whether an anonymous user can change a field The test should end up showing the error as below and the Title should not be changed!
$anonymous = Get-User -Identity "extranet\Anonymous"
$testItem = Get-Item -Path master:\Content\Home
New-UsingBlock (New-Object Sitecore.Security.Accounts.UserSwitcher $anonymous) {
$testItem.Title = "If you can see this title it means that anonymous users can change this item!"
}
New-UsingBlock : Exception setting "Title": "Exception calling "Modify" with "3" argument(s): "The current user does not have write access to this item. User: extranet\Anonymous, Item: Home ({110D559F-DEA5-42EA-9C1C-8A5DF7E70EF9})""
At line:3 char:1
+ New-UsingBlock (New-Object Sitecore.Security.Accounts.UserSwitcher $a ...
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : NotSpecified: (:) [New-UsingBlock], SetValueInvocationException
+ FullyQualifiedErrorId : ScriptSetValueRuntimeException,Spe.Commands.Data.NewUsingBlockCommand
Last modified 11mo ago