functions/SPClientListItemAttachment/Remove-SPClientListItemAttachment.ps1
#Requires -Version 3.0 <# Remove-SPClientListItemAttachment.ps1 Copyright (c) 2017 karamem0 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. #> function Remove-SPClientListItemAttachment { <# .SYNOPSIS Deletes the attachment. .DESCRIPTION The Remove-SPClientListItemAttachment function deletes the attachment from the list item. .PARAMETER ClientContext Indicates the client context. If not specified, uses default context. .PARAMETER ClientObject Indicates the attachment to delete. .PARAMETER ParentListItem Indicates the list item which the attachment is contained. .PARAMETER FileName Indicates the attachment file name. .EXAMPLE Remove-SPClientListItemAttachment $attachment .EXAMPLE Remove-SPClientListItemAttachment $item -FileName "CustomAttachment.xlsx" .INPUTS None or Microsoft.SharePoint.Client.Attachment or Microsoft.SharePoint.Client.ListItem .OUTPUTS None .LINK https://github.com/karamem0/SPClient/blob/master/doc/Remove-SPClientListItemAttachment.md #> [CmdletBinding(DefaultParameterSetName = 'ClientObject')] param ( [Parameter(Mandatory = $false)] [Microsoft.SharePoint.Client.ClientContext] $ClientContext = $SPClient.ClientContext, [Parameter(Mandatory = $true, Position = 0, ValueFromPipeline = $true, ParameterSetName = 'ClientObject')] [Microsoft.SharePoint.Client.Attachment] $ClientObject, [Parameter(Mandatory = $true, Position = 0, ValueFromPipeline = $true, ParameterSetName = 'FileName')] [Microsoft.SharePoint.Client.ListItem] $ParentListItem, [Parameter(Mandatory = $true, ParameterSetName = 'FileName')] [string] $FileName ) process { if ($ClientContext -eq $null) { throw "Cannot bind argument to parameter 'ClientContext' because it is null." } if ($PSCmdlet.ParameterSetName -eq 'ClientObject') { if (-not $ClientObject.IsPropertyAvailable('FileName')) { Invoke-SPClientLoadQuery ` -ClientContext $ClientContext ` -ClientObject $ClientObject ` -Retrievals 'FileName' } } else { $ClientObjectCollection = $ParentListItem.AttachmentFiles if ($PSCmdlet.ParameterSetName -eq 'FileName') { $PathMethod = New-Object Microsoft.SharePoint.Client.ObjectPathMethod( ` $ClientContext, ` $ClientObjectCollection.Path, ` 'GetByFileName', ` [object[]]$FileName) $ClientObject = New-Object Microsoft.SharePoint.Client.Attachment($ClientContext, $PathMethod) Invoke-SPClientLoadQuery ` -ClientContext $ClientContext ` -ClientObject $ClientObject ` -Retrievals 'FileName' trap { throw 'The specified attachment could not be found.' } } } $ClientObject.DeleteObject() $ClientContext.ExecuteQuery() } } |