functions/SPClientWeb/Remove-SPClientWeb.ps1

#Requires -Version 3.0

<#
  Remove-SPClientWeb.ps1
 
  Copyright (c) 2017 karamem0
 
  This software is released under the MIT License.
  https://github.com/karamem0/SPClient/blob/master/LICENSE
#>


function Remove-SPClientWeb {

<#
.SYNOPSIS
  Deletes the site.
.DESCRIPTION
  The Remove-SPClientWeb function removes the subsite from the site.
.PARAMETER ClientContext
  Indicates the client context. If not specified, uses default context.
.PARAMETER ClientObject
  Indicates the site to delete.
.PARAMETER Identity
  Indicates the site GUID.
.PARAMETER Url
  Indicates the site URL.
.EXAMPLE
  Remove-SPClientWeb $web
.EXAMPLE
  Remove-SPClientWeb -Identity "B7FB9B8D-A815-496F-B16B-CC1B26CCAC33"
.EXAMPLE
  Remove-SPClientWeb -Url "/CustomWeb"
.INPUTS
  None or Microsoft.SharePoint.Client.Web
.OUTPUTS
  None
.LINK
  https://github.com/karamem0/SPClient/blob/master/doc/Remove-SPClientWeb.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.Web]
        $ClientObject,
        [Parameter(Mandatory = $true, ParameterSetName = 'Identity')]
        [Alias('Id')]
        [guid]
        $Identity,
        [Parameter(Mandatory = $true, ParameterSetName = 'Url')]
        [string]
        $Url
    )

    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('Id')) {
                Invoke-ClientContextLoad `
                    -ClientContext $ClientContext `
                    -ClientObject $ClientObject `
                    -Retrieval 'Id'
            }
            $ClientContext.ExecuteQuery()
        } else {
            if ($PSCmdlet.ParameterSetName -eq 'Identity') {
                $PathMethod = New-Object Microsoft.SharePoint.Client.ObjectPathMethod( `
                    $ClientContext, `
                    $ClientContext.Site.Path, `
                    'OpenWebById', `
                    [object[]]$Identity)
                $ClientObject = New-Object Microsoft.SharePoint.Client.Web($ClientContext, $PathMethod)
                Invoke-ClientContextLoad `
                    -ClientContext $ClientContext `
                    -ClientObject $ClientObject `
                    -Retrieval 'Id'
            }
            if ($PSCmdlet.ParameterSetName -eq 'Url') {
                $PathMethod = New-Object Microsoft.SharePoint.Client.ObjectPathMethod( `
                    $ClientContext, `
                    $ClientContext.Site.Path, `
                    'OpenWeb', `
                    [object[]]$Url)
                $ClientObject = New-Object Microsoft.SharePoint.Client.Web($ClientContext, $PathMethod)
                Invoke-ClientContextLoad `
                    -ClientContext $ClientContext `
                    -ClientObject $ClientObject `
                    -Retrieval 'Id'
            }
            trap {
                throw 'The specified site could not be found.'
            }
        }
        $ClientObject.DeleteObject()
        $ClientContext.ExecuteQuery()
    }

}