[英]SharePoint 2013 REST API pass variabile to update list item function doesn't work
[英]PowerShell calling Sharepoint 2013 REST API update list item
在嘗試了幾個不同的示例之后,我無法使用Sharepoint REST API更新列表項。 我從請求中收到400錯誤。
creplace是由於Sharepoint由於某種原因同時發送ID和ID並破壞了我的Get-SPListItems方法中的ConvertFrom-Json。
function Update-SPListItems
{
param
(
$listUpdate
)
$requestDigest = Get-RequestDigest
foreach($item in $listUpdate.Results)
{
$restUrl = $item.__metadata.uri
$item.tsFeedbackStatus = "Open"
$item.Modified = Get-Date -Format s
$updatedItem = $item | ConvertTo-Json
#convert back the duplicate field
$updatedItem = $updatedItem -creplace '"ignoreId":','"Id":'
$itemJsonBytes = [System.Text.Encoding]::ASCII.GetBytes($updatedItem)
try
{
#examples have shown POST/MERGE, POST/PATCH, MERGE/MERGE,
#PATCH/PATCH, none of them in those combinations have worked
$request = [System.Net.WebRequest]::Create($restUrl)
$request.Credentials = $Credential.GetNetworkCredential()
$request.Headers.Add("X-FORMS_BASED_AUTH_ACCEPTED", "f")
$request.Headers.Add("If-Match", "*")
$request.Headers.Add("X-RequestDigest", $requestDigest)
$request.Headers.Add("X-HTTP-Method", "MERGE")
$request.Accept = "application/json;odata=verbose"
$request.Method = "POST"
$request.ContentType = "application/json;odata=verbose"
$request.ContentLength = $itemJsonBytes.Length
$stream = $request.GetRequestStream()
$stream.Write($itemJsonBytes, 0, $itemJsonBytes.Length)
$stream.Close()
$response = $request.GetResponse()
}
catch [System.Exception]
{
Write-Error $_.Exception.ToString()
}
}
}
這是確切的錯誤:
Update-SPListItems:System.Net.WebException:遠程服務器返回錯誤:(400)錯誤的請求。
在System.Net.HttpWebRequest.GetResponse()
在CallSite.Target(Closure,CallSite,Object)
在C:\\ Users \\ user \\ Desktop \\ SPListTest.ps1:120 char:11
$結果= Update-SPListItems $列表
~~~~~~~~~~~~~~~~~~~~~~~~
CategoryInfo:未指定:(:) [Write-Error],WriteErrorException
FullyQualifiedErrorId:Microsoft.PowerShell.Commands.WriteErrorException,Update-SPListItems
為此,請嘗試以下可重復使用的功能。 每次都對我有用。 確保正確傳遞參數。 它內置了身份驗證,甚至可以用於舊版本的PowerShell。
function Request-Rest{
[CmdletBinding()]
PARAM (
[Parameter(Mandatory=$False)]
[String]$Metadata,
[Parameter(Mandatory=$true)]
[String] $URL,
[Parameter(Mandatory=$False)]
[Switch]$listUpdate,
[Parameter(Mandatory=$False)]
[String]$RequestDigest,
[Parameter(Mandatory=$false)]
[Microsoft.SharePoint.Client.SharePointOnlineCredentials] $credentials,
[Parameter(Mandatory=$false)]
[String] $UserAgent = "PowerShell API Client",
[Parameter(Mandatory=$false)]
[Switch] $JSON,
[Parameter(Mandatory=$false)]
[Switch] $Raw
)
#Create a URI instance since the HttpWebRequest.Create Method will escape the URL by default.
#$URL = Fix-Url $Url
$URI = New-Object System.Uri($URL,$true)
#Create a request object using the URI
$request = [System.Net.HttpWebRequest]::Create($URI)
#Build up a User Agent
$request.UserAgent = $(
"{0} (PowerShell {1}; .NET CLR {2}; {3})" -f $UserAgent, $(if($Host.Version){$Host.Version}else{"1.0"}),
[Environment]::Version,
[Environment]::OSVersion.ToString().Replace("Microsoft Windows ", "Win")
)
if ($credentials -eq $null)
{
$request.UseDefaultCredentials = $true
}
else
{
$request.Credentials = $credentials
}
$request.Headers.Add("X-FORMS_BASED_AUTH_ACCEPTED", "f")
#Request Method
$request.Method = "POST"
#Headers
if($listUpdate)
{
$request.Headers.Add("X-RequestDigest", $RequestDigest)
$request.Headers.Add("If-Match", "*")
$request.Headers.Add("X-HTTP-Method", "MERGE")
$request.ContentType = "application/json;odata=verbose"
$request.Accept = "application/json;odata=verbose"
}
#Request Body
if($Metadata) {
$Body = [byte[]][char[]]$Metadata
$request.ContentLength = $Body.Length
$stream = $request.GetRequestStream()
$stream.Write($Body, 0, $Body.Length)
}
else {
$request.ContentLength = 0
}
try
{
[System.Net.HttpWebResponse] $response = [System.Net.HttpWebResponse] $request.GetResponse()
}
catch
{
Throw "Exception occurred in $($MyInvocation.MyCommand): `n$($_.Exception.Message)"
}
$reader = [IO.StreamReader] $response.GetResponseStream()
if (($PSBoundParameters.ContainsKey('JSON')) -or ($PSBoundParameters.ContainsKey('Raw')))
{
$output = $reader.ReadToEnd()
}
else
{
$output = $reader.ReadToEnd()
}
$reader.Close()
if($output.StartsWith("<?xml"))
{
[xml]$outputXML = [xml]$output
}
else
{
[xml]$outputXML = [xml] ("<xml>" + $output + "</xml>")
}
Write-Output $outputXML
$response.Close()
}
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