List all documents with a specific name within a SharePoint site

Author: Veronique Lengelle

This script will retrieve all the files in a site that have a specific word (i.e.: search all documents where the word "CLI" is part of the file name).

PowerShell

param (
    [Parameter(Mandatory = $true, HelpMessage = "URL of the target site", Position = 0)]
    [string]$SiteUrl,
    [Parameter(Mandatory = $true, HelpMessage = "Filename ", Position = 1)]
    [string]$FileName,
    [Parameter(HelpMessage = "Show progress messages", Position = 2)]
    [switch]$ShowProgress
)

$m365Status = m365 status --output text
if ($m365Status -eq "Logged Out") {
  # Connection to Microsoft 365
  m365 login
}

#Declare variables
$site = $SiteUrl
$results = @()
$allLibs = m365 spo list list --webUrl $site --query "[?BaseTemplate == ``101``]" -o json | ConvertFrom-Json

foreach ($lib in $allLibs) {
    # Counters
    $i++
    if ($ShowProgress) { Write-Host "Processing '$($lib.Title)' - ($i/$($allLibs.length))" }

    $allFiles = m365 spo file list --webUrl $site --folder $lib.Url --recursive -o json | ConvertFrom-Json

    foreach ($file in $allFiles) {
        if ($ShowProgress) { Write-Host "Processing file '$($file.ServerRelativeUrl)'" }

        if (($file.name -like "*$($FileName)*")) {
            $results += [pscustomobject]@{
                libraryName      = $lib.Title
                fileName         = $file.Name
                filePath         = $file.ServerRelativeUrl
                normalSize       = $file.Length
                SizeInMB         = ($fileSizeToNum / 1MB).ToString("N")
                LastModifiedDate = [DateTime]$file.TimeLastModified
            }
        }
    }
}
$results