[SPS] Extract all of the documents and their versions from a site using PS

So here is a way to do it:

# This script will extract all of the documents and their versions from a site. It will also
# download all of the list data and document library metadata as a CSV file.

Add-PSSnapin Microsoft.SharePoint.PowerShell -erroraction SilentlyContinue
# 
# $destination: Where the files will be downloaded to
# $webUrl: The URL of the website containing the document library for download
# $listUrl: The URL of the document library to download

#Where to Download the files to. Sub-folders will be created for the documents and lists, respectively.
$destination = "C:\Export"

#The site to extract from. Make sure there is no trailing slash.
$site = "http://2013.pbnet.pbnet.local"
$listTitle = "My Test Doclib"
# Function: HTTPDownloadFile
# Description: Downloads a file using webclient
# Variables
# $ServerFileLocation: Where the source file is located on the web
# $DownloadPath: The destination to download to

function HTTPDownloadFile($ServerFileLocation, $DownloadPath)
{
                $webclient = New-Object System.Net.WebClient
                $webClient.UseDefaultCredentials = $true
                $webclient.DownloadFile($ServerFileLocation,$DownloadPath)
}

function DownloadMetadata($sourceweb, $metadatadestination)
{
                Write-Host "Creating Lists and Metadata"
                $sourceSPweb = Get-SPWeb -Identity $sourceweb
                $metadataFolder = $destination+"\"+$sourceSPweb.Title+" Lists and Metadata"
                $createMetaDataFolder = New-Item $metadataFolder -type directory 
                $metadatadestination = $metadataFolder

                foreach($list in $sourceSPweb.Lists)
                {
                                Write-Host "Exporting List MetaData: " $list.Title
                                $ListItems = $list.Items 
                                $Listlocation = $metadatadestination+"\"+$list.Title+".csv"
                                $ListItems | Select * | Export-Csv $Listlocation  -Force
                }
}

# Function: GetFileVersions
# Description: Downloads all versions of every file in a document library
# Variables
# $WebURL: The URL of the website that contains the document library
# $DocLibURL: The location of the document Library in the site
# $DownloadLocation: The path to download the files to

function GetFileVersions($file)
{
                foreach($version in $file.Versions)
                {
                                #Add version label to file in format: [Filename]_v[version#].[extension]
                                $filesplit = $file.Name.split(".") 
                                $fullname = $filesplit[0] 
                                $fileext = $filesplit[1] 
                                $FullFileName = $fullname+"_v"+$version.VersionLabel+"."+$fileext                                     

                                #Can't create an SPFile object from historical versions, but CAN download via HTTP
                                #Create the full File URL using the Website URL and version's URL
                                $fileURL = $webUrl+"/"+$version.Url

                                #Full Download path including filename
                                $DownloadPath = $destinationfolder+"\"+$FullFileName

                                #Download the file from the version's URL, download to the $DownloadPath location
                                HTTPDownloadFile "$fileURL" "$DownloadPath"
                }
}

# Function: DownloadDocLib
# Description: Downloads a document library's files; called GetGileVersions to download versions.
# Credit 
# Used Varun Malhotra's script to download a document library
# as a starting point: http://blogs.msdn.com/b/varun_malhotra/archive/2012/02/13/10265370.aspx
# Variables
# $folderUrl: The Document Library to Download
# $DownloadPath: The destination to download to
function DownloadDocLib($folderUrl)
{
    $folder = $web.GetFolder($folderUrl)
    foreach ($file in $folder.Files) 
                {
        #Ensure destination directory
                                $destinationfolder = $destination + "\" + $folder.Url 
        if (!(Test-Path -path $destinationfolder))
        {
            $dest = New-Item $destinationfolder -type directory 
        }

        #Download file
        $binary = $file.OpenBinary()
        $stream = New-Object System.IO.FileStream($destinationfolder + "\" + $file.Name), Create
        $writer = New-Object System.IO.BinaryWriter($stream)
        $writer.write($binary)
        $writer.Close()

                                #Download file versions. If you don't need versions, comment the line below.
                                GetFileVersions $file
                }
}

# Function: DownloadSite
# Description: Calls DownloadDocLib recursiveley to download all document libraries in a site.
# Variables
# $webUrl: The URL of the site to download all document libraries
function DownloadSite($webUrl)
{
                $web = Get-SPWeb -Identity $webUrl

                #Create a folder using the site's name
                $siteFolder = $destination + "\" +$web.Title+" Documents"
                $createSiteFolder = New-Item $siteFolder -type directory 
                $destination = $siteFolder

                foreach($list in $web.Lists)
                {
                                if($list.BaseType -eq "DocumentLibrary" -and $list.Title -eq $listTitle)
                                {
                                                Write-Host "Downloading Document Library: " $list.Title
                                                $listUrl = $web.Url +"/"+ $list.RootFolder.Url
                                                #Download root files
                                                DownloadDocLib $list.RootFolder.Url
                                                #Download files in folders
                                                foreach ($folder in $list.Folders) 
                                                {
                                                DownloadDocLib $folder.Url
                                                }
                                }
                }
}

#Download Site Documents + Versions
DownloadSite "$site"

#Download Site Lists and Document Library Metadata
DownloadMetadata $site $destination

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# This script will extract all of the documents and their versions from a site. It will also

# download all of the list data and document library metadata as a CSV file.

Add-PSSnapin Microsoft.SharePoint.PowerShell -erroraction SilentlyContinue

# $destination: Where the files will be downloaded to

# $webUrl: The URL of the website containing the document library for download

# $listUrl: The URL of the document library to download

#Where to Download the files to. Sub-folders will be created for the documents and lists, respectively.

$destination = "C:\Export"

#The site to extract from. Make sure there is no trailing slash.

$site = "http://2013.pbnet.pbnet.local"

$listTitle = "My Test Doclib"

# Function: HTTPDownloadFile

# Description: Downloads a file using webclient

# Variables

# $ServerFileLocation: Where the source file is located on the web

# $DownloadPath: The destination to download to

function HTTPDownloadFile($ServerFileLocation, $DownloadPath)

{

$webclient = New-Object System.Net.WebClient

$webClient.UseDefaultCredentials = $true

$webclient.DownloadFile($ServerFileLocation,$DownloadPath)

}

function DownloadMetadata($sourceweb, $metadatadestination)

{

Write-Host "Creating Lists and Metadata"

$sourceSPweb = Get-SPWeb -Identity $sourceweb

$metadataFolder = $destination+"\"+$sourceSPweb.Title+" Lists and Metadata"

$createMetaDataFolder = New-Item $metadataFolder -type directory

$metadatadestination = $metadataFolder

foreach($list in $sourceSPweb.Lists)

{

Write-Host "Exporting List MetaData: " $list.Title

$ListItems = $list.Items

$Listlocation = $metadatadestination+"\"+$list.Title+".csv"

$ListItems | Select * | Export-Csv $Listlocation -Force

}

# Function: GetFileVersions

# Description: Downloads all versions of every file in a document library

# Variables

# $WebURL: The URL of the website that contains the document library

# $DocLibURL: The location of the document Library in the site

# $DownloadLocation: The path to download the files to

function GetFileVersions($file)

{

foreach($version in $file.Versions)

{

#Add version label to file in format: [Filename]_v[version#].[extension]

$filesplit = $file.Name.split(".")

$fullname = $filesplit[0]

$fileext = $filesplit[1]

$FullFileName = $fullname+"_v"+$version.VersionLabel+"."+$fileext

#Can't create an SPFile object from historical versions, but CAN download via HTTP

#Create the full File URL using the Website URL and version's URL

$fileURL = $webUrl+"/"+$version.Url

#Full Download path including filename

$DownloadPath = $destinationfolder+"\"+$FullFileName

#Download the file from the version's URL, download to the $DownloadPath location

HTTPDownloadFile "$fileURL" "$DownloadPath"

}

# Function: DownloadDocLib

# Description: Downloads a document library's files; called GetGileVersions to download versions.

# Credit

# Used Varun Malhotra's script to download a document library

# as a starting point: http://blogs.msdn.com/b/varun_malhotra/archive/2012/02/13/10265370.aspx

# Variables

# $folderUrl: The Document Library to Download

# $DownloadPath: The destination to download to

function DownloadDocLib($folderUrl)

{

$folder = $web.GetFolder($folderUrl)

foreach ($file in $folder.Files)

{

#Ensure destination directory

$destinationfolder = $destination + "\" + $folder.Url

if (!(Test-Path -path $destinationfolder))

{

$dest = New-Item $destinationfolder -type directory

}

#Download file

$binary = $file.OpenBinary()

$stream = New-Object System.IO.FileStream($destinationfolder + "\" + $file.Name), Create

$writer = New-Object System.IO.BinaryWriter($stream)

$writer.write($binary)

$writer.Close()

#Download file versions. If you don't need versions, comment the line below.

GetFileVersions $file

}

# Function: DownloadSite

# Description: Calls DownloadDocLib recursiveley to download all document libraries in a site.

# Variables

# $webUrl: The URL of the site to download all document libraries

function DownloadSite($webUrl)

{

$web = Get-SPWeb -Identity $webUrl

#Create a folder using the site's name

$siteFolder = $destination + "\" +$web.Title+" Documents"

$createSiteFolder = New-Item $siteFolder -type directory

$destination = $siteFolder

foreach($list in $web.Lists)

{

if($list.BaseType -eq "DocumentLibrary" -and $list.Title -eq $listTitle)

{

Write-Host "Downloading Document Library: " $list.Title

$listUrl = $web.Url +"/"+ $list.RootFolder.Url

#Download root files

DownloadDocLib $list.RootFolder.Url

#Download files in folders

foreach ($folder in $list.Folders)

{

DownloadDocLib $folder.Url

}

#Download Site Documents + Versions

DownloadSite "$site"

#Download Site Lists and Document Library Metadata

DownloadMetadata $site $destination

[SPS] Extract all of the documents and their versions from a site using PS

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