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Adding -UseWebLogin option to the sample code. #8

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9859f23
Adding -UseWebLogin option to the sample code.
soocho-MSFT Dec 9, 2019
23b7ab0
Fix username.
soocho-MSFT Dec 9, 2019
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187 changes: 105 additions & 82 deletions ReST.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -7,49 +7,67 @@
$global:fedAuthTicket = ''
$global:digestValue = ''

function Set-SPOAuthenticationTicket([string] $siteUrl)
Add-Type -Path "$($PSScriptRoot)\WebLogin.cs" -ReferencedAssemblies System.Windows.Forms

function Get-AuthCookieWebLogin([Uri] $Uri)
{
$username = "admin@contoso.microsoft.com"
Write-Host 'Enter password for user' $username 'on site' $siteUrl
$password = Read-Host -AsSecureString

# load the SP client runtime code
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint.Client.Runtime")
$onlineCredentials = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($username, $password)
if ($onlineCredentials -ne $null)
{
$global:fedAuthTicket = $onlineCredentials.GetAuthenticationCookie($SiteUrl, $true).TrimStart('SPOIDCRL=')
}

if ([String]::IsNullOrEmpty($global:fedAuthTicket))
{
throw 'Could not obtain authentication ticket based on provided credentials for specified site'
}
$cookieStr = [WebLogin.WebLogin]::GetWebLoginCookie($Uri)
if ([System.String]::IsNullOrEmpty($cookieStr))
{
throw "Authentication failed"
}

return $cookieStr
}

function Set-SPOAuthenticationTicket([string] $siteUrl, $useWebLogin = $false)
{
if ($useWebLogin)
{
$global:fedAuthTicket = Get-AuthCookieWebLogin($siteUrl)
}
else
{
$username = "admin@contoso.onmicrosoft.com"
Write-Host 'Enter password for user' $username 'on site' $siteUrl
$password = Read-Host -AsSecureString

# load the SP client runtime code
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SharePoint.Client.Runtime")
$onlineCredentials = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($username, $password)
if ($onlineCredentials -ne $null)
{
$global:fedAuthTicket = $onlineCredentials.GetAuthenticationCookie($siteUrl, $true);
}

if ([String]::IsNullOrEmpty($global:fedAuthTicket))
{
throw 'Could not obtain authentication ticket based on provided credentials for specified site'
}
}
}

function Build-ReSTRequest([string] $siteUrl, [string]$endpoint, [string]$method, [string]$body = $null)
{
$url = ([string]$siteUrl).TrimEnd("/") + "/_api/" + $endpoint
$req = [System.Net.WebRequest]::Create($url)
$req.Method = $method

[bool]$isReadOnly = (('GET','HEAD') -contains $req.Method)
[bool]$isDigestRequest = $endpoint -contains 'contextinfo'

if ([String]::IsNullOrEmpty($body))
{
$req.ContentLength = 0;
}
else
{
$req.ContentLength = $body.Length
$req.ContentType = "application/json"
}

$domain = (New-Object System.Uri($url)).Authority
$url = ([string]$siteUrl).TrimEnd("/") + "/_api/" + $endpoint
$req = [System.Net.WebRequest]::Create($url)
$req.Method = $method

[bool]$isReadOnly = (('GET','HEAD') -contains $req.Method)
[bool]$isDigestRequest = $endpoint -contains 'contextinfo'

if ([String]::IsNullOrEmpty($body))
{
$req.ContentLength = 0;
}
else
{
$req.ContentLength = $body.Length
$req.ContentType = "application/json"
}

$cookies = New-Object System.Net.CookieContainer
$fedCookie = New-Object System.Net.Cookie 'SPOIDCRL', $global:fedAuthTicket, "", $domain
$cookies.Add($fedCookie)
$cookies.SetCookies($siteUrl, $global:fedAuthTicket)

$req.CookieContainer = $cookies

Expand All @@ -58,59 +76,64 @@ function Build-ReSTRequest([string] $siteUrl, [string]$endpoint, [string]$method
if (-not $isReadOnly)
{
$req.Headers.Add("X-RequestDigest", $global:digestValue)

if ($method -eq "PATCH")
{
$req.Headers.Add("If-Match", "*");
}
}
}
if (-not [String]::IsNullOrEmpty($body))
{
$writer = New-Object System.IO.StreamWriter $req.GetRequestStream()
$writer.Write($body)
$writer.Close()

if (-not [String]::IsNullOrEmpty($body))
{
$writer = New-Object System.IO.StreamWriter $req.GetRequestStream()
$writer.Write($body)
$writer.Close()
$writer.Dispose()
}
return $req
}
return $req
}

function Set-DigestValue([string]$siteUrl)
{
$request = Build-ReSTRequest $siteUrl 'contextinfo' 'POST' $null
if ($request -eq $null)
{
throw 'Could not obtain a request digest value based on provided credentials for specified site'
}
try
{
$resp = $request.GetResponse()
$reader = [System.Xml.XmlReader]::Create($resp.GetResponseStream())
if ($reader.ReadToDescendant("d:FormDigestValue"))
{
$global:digestValue = $reader.ReadElementContentAsString()
}
else
{
throw 'Could not obtain a request digest value based on provided credentials for specified site'
}
}
finally
{
if ($reader -ne $null)
{
$reader.Close()
$reader.Dispose()
}
if ($resp -ne $null)
{
$resp.Close()
$resp.Dispose()
}
}
$request = Build-ReSTRequest $siteUrl 'contextinfo' 'POST' $null
if ($request -eq $null)
{
throw 'Could not obtain a request digest value based on provided credentials for specified site'
}
try
{
$resp = $request.GetResponse()
$reader = [System.Xml.XmlReader]::Create($resp.GetResponseStream())
if ($reader.ReadToDescendant("d:FormDigestValue"))
{
$global:digestValue = $reader.ReadElementContentAsString()
}
else
{
throw 'Could not obtain a request digest value based on provided credentials for specified site'
}
}
finally
{
if ($reader -ne $null)
{
$reader.Close()
$reader.Dispose()
}
if ($resp -ne $null)
{
$resp.Close()
$resp.Dispose()
}
}
}

function Post-ReSTRequest([string]$siteUrl, [string]$endpoint, [string]$body = $null)
{
$request = Build-ReSTRequest $siteUrl $endpoint 'POST' $body
$request = Build-ReSTRequest $siteUrl $endpoint 'POST' $body
$resp = $request.GetResponse()
if ($resp -ne $null)
{
Expand All @@ -122,7 +145,7 @@ function Post-ReSTRequest([string]$siteUrl, [string]$endpoint, [string]$body = $

function Patch-ReSTRequest([string]$siteUrl, [string]$endpoint, [string]$body)
{
$request = Build-ReSTRequest $siteUrl $endpoint 'PATCH' $body
$request = Build-ReSTRequest $siteUrl $endpoint 'PATCH' $body
$resp = $request.GetResponse()
if ($resp -ne $null)
{
Expand All @@ -134,12 +157,12 @@ function Patch-ReSTRequest([string]$siteUrl, [string]$endpoint, [string]$body)

function Get-ReSTRequest([string]$siteUrl, [string]$endpoint)
{
$request = Build-ReSTRequest $siteUrl $endpoint 'GET'
$request = Build-ReSTRequest $siteUrl $endpoint 'GET'
$resp = $request.GetResponse()
if ($resp -ne $null)
{
$reader = New-Object System.IO.StreamReader $resp.GetResponseStream()
$reader.ReadToEnd()
$reader.Dispose()
$reader.Dispose()
}
}
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