#Parameters
$SiteURL = "<URL of the site>"
$ListName = "ABCLibraryName"
#Connect to the Site
Connect-PnPOnline -URL $SiteURL -UseWebLogin
#Get the web & document Library
$Web = Get-PnPWeb
$List = Get-PnPList -Identity $ListName
#Function to delete all items in a folder - and sub-folders recursively
Function Delete-AllFilesFromFolder($Folder)
{
#Get the site relative path of the Folder
If($Folder.Context.web.ServerRelativeURL -eq "/")
{
$FolderSiteRelativeURL = $Folder.ServerRelativeUrl
}
Else
{
$FolderSiteRelativeURL = $Folder.ServerRelativeUrl.Replace($Folder.Context.web.ServerRelativeURL,"")
}
#Get All files in the folder
$Files = Get-PnPFolderItem -FolderSiteRelativeUrl $FolderSiteRelativeURL -ItemType File
#Delete all files
ForEach ($File in $Files)
{
If ($File.TimeCreated -gt (Get-Date 2017-12-31))
{
Write-Host ("Deleting File: '{0}' at '{1}' {2}" -f $File.Name, $File.ServerRelativeURL,$File.TimeCreated)
#Delete Item
Remove-PnPFile -ServerRelativeUrl $File.ServerRelativeURL -Force -Recycle
}
}
#Process all Sub-Folders
$SubFolders = Get-PnPFolderItem -FolderSiteRelativeUrl $FolderSiteRelativeURL -ItemType Folder
Foreach($Folder in $SubFolders)
{
#Exclude "Forms" and Hidden folders
If( ($Folder.Name -ne "Forms") -and (-Not($Folder.Name.StartsWith("_"))))
{
#Call the function recursively
Delete-AllFilesFromFolder -Folder $Folder
}
}
}
#Get the Root Folder of the Document Library and call the function
Delete-AllFilesFromFolder -Folder $List.RootFolder
