Files-RestSPO.ps1

[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint.Client")
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint.Client.Runtime")
. ".\Invoke-RestSPO.ps1"

<#  
.SYNOPSIS  
    Retieve Files in Folder        
.DESCRIPTION  
    Read Files operation via SharePoint 2013 REST API
    url: http://site url/_api/web/GetFolderByServerRelativeUrl('/Folder Name')/Files
    method: GET
    headers:
       Authorization: "Bearer " + accessToken
       accept: "application/json;odata=verbose" or "application/atom+xml"
.NOTES  
    Prerequisite   : Invoke-RestSPO function     
.EXAMPLE  
    $Files = Get-SPOFiles -WebUrl $WebUrl -UserName $UserName -Password $Password -FolderUrl '/Shared Documents/Folder'     
#>
Function Get-SPOFiles(){
 
Param(
  [Parameter(Mandatory=$True)]
  [String]$WebUrl,
 
  [Parameter(Mandatory=$True)]
  [String]$UserName,
 
  [Parameter(Mandatory=$False)]
  [String]$Password, 
 
  [Parameter(Mandatory=$True)]
  [String]$FolderUrl
 
)
 
   
   $Url = $WebUrl + "/_api/web/GetFolderByServerRelativeUrl('" + $FolderUrl + "')/Files"
   Invoke-RestSPO $Url Get $UserName $Password | % { $_.results }
}




<#  
.SYNOPSIS  
    Delete File         
.DESCRIPTION  
    Delete Files operation via SharePoint 2013 REST API
    url: http://site url/_api/web/GetFileByServerRelativeUrl('/Folder Name/file name')
    method: POST
    headers:
       Authorization: "Bearer " + accessToken
       X-RequestDigest: form digest value
       IF-MATCH: etag or "*"
       X-HTTP-Method:"DELETE"
.NOTES  
    Prerequisite   : Invoke-RestSPO function     
.EXAMPLE  
    Delete-SPOFile -WebUrl $WebUrl -UserName $UserName -Password $Password -FileUrl '/Shared Documents/Folder/File To Delete'     
#>
Function Delete-SPOFile(){
 
Param(
  [Parameter(Mandatory=$True)]
  [String]$WebUrl,
 
  [Parameter(Mandatory=$True)]
  [String]$UserName,
 
  [Parameter(Mandatory=$False)]
  [String]$Password, 
 
  [Parameter(Mandatory=$True)]
  [String]$FileUrl
 
)
 
   
   $Url = $WebUrl + "/_api/web/GetFileByServerRelativeUrl('" + $FileUrl + "')"
   $contextInfo = Get-SPOContextInfo  $WebUrl $UserName $Password
   Invoke-RestSPO -Url $Url -Method Post -UserName $UserName -Password $Password -RequestDigest $contextInfo.GetContextWebInformation.FormDigestValue -ETag "*" -XHTTPMethod "DELETE"
}



<#  
.SYNOPSIS  
    Download File         
.DESCRIPTION  
    Read File operation via SharePoint 2013 REST API
    url: http://site url/_api/web/GetFileByServerRelativeUrl('/Folder Name/file name')/$value
    method: GET
    headers:
       Authorization: "Bearer " + accessToken
.NOTES  
    Prerequisite   : Invoke-RestSPO function     
.EXAMPLE  
    Download-SPOFile -WebUrl $WebUrl -UserName $UserName -Password $Password -FileUrl '/Shared Documents/Folder/File To Download' -DownloadPath 'c:\downloads'     
#>
Function Download-SPOFile(){
 
Param(
  [Parameter(Mandatory=$True)]
  [String]$WebUrl,
 
  [Parameter(Mandatory=$True)]
  [String]$UserName,
 
  [Parameter(Mandatory=$True)]
  [String]$Password, 
 
  [Parameter(Mandatory=$True)]
  [String]$FileUrl,
 
  [Parameter(Mandatory=$True)]
  [String]$DownloadPath
 
)
  
   $Url = $WebUrl + "/_api/web/GetFileByServerRelativeUrl('" + $FileUrl + "')/`$value"
   $fileContent = Invoke-RestSPO -Url $Url -Method Get -UserName $UserName -Password $Password -BinaryStringResponseBody $True

   #Save
   $fileName = [System.IO.Path]::GetFileName($FileUrl)
   $downloadFilePath = [System.IO.Path]::Combine($DownloadPath,$fileName)
   [System.IO.File]::WriteAllBytes($downloadFilePath,$fileContent)
}







<#  
.SYNOPSIS  
    Upload File         
.DESCRIPTION  
    Create File operation via SharePoint 2013 REST API
    url: http://site url/_api/web/GetFileByServerRelativeUrl('/Folder Name/file name')
    method: POST
    headers:
       Authorization: "Bearer " + accessToken
       X-RequestDigest: form digest value
       IF-MATCH: etag or "*"
       X-HTTP-Method:"DELETE"
.NOTES  
    Prerequisite   : Invoke-RestSPO function     
.EXAMPLE  
    Upload-SPOFile -WebUrl $WebUrl -UserName $UserName -Password $Password -FolderUrl '/Shared Documents/Folder' -UploadFilePath 'Physical Path to File'     
#>
Function Upload-SPOFile(){
 
Param(
  [Parameter(Mandatory=$True)]
  [String]$WebUrl,
 
  [Parameter(Mandatory=$True)]
  [String]$UserName,
 
  [Parameter(Mandatory=$True)]
  [String]$Password, 
 
  [Parameter(Mandatory=$True)]
  [String]$FolderUrl,
 
  [Parameter(Mandatory=$True)]
  [String]$UploadFilePath
 
)
   
   $FileInfo = New-Object System.IO.FileInfo($UploadFilePath)
   $Url = $WebUrl + "/_api/web/GetFolderByServerRelativeUrl('" + $FolderUrl + "')/Files/add(url='" + $FileInfo.Name + "',overwrite=true)"
   $FileContent = [System.IO.File]::ReadAllBytes($FileInfo.FullName)

   $contextInfo = Get-SPOContextInfo  $WebUrl $UserName $Password
   Invoke-RestSPO -Url $Url -Method Post -UserName $UserName -Password $Password -Body $FileContent  -RequestDigest $contextInfo.GetContextWebInformation.FormDigestValue
}