sharepointOnline的外接应用创建

#CODE STARTS HERE

$programFiles = [environment]::getfolderpath("programfiles")

add-type -Path $programFiles'\SharePoint Online Management Shell\Microsoft.Online.SharePoint.PowerShell\Microsoft.SharePoint.Client.dll'

Write-Host 'To enable SharePoint app sideLoading, enter Site Url, username and password'

 $siteurl = Read-Host 'Site Url'

 $username = Read-Host "User Name"

 $password = Read-Host -AsSecureString 'Password'

 if ($siteurl -eq '')
 {
     $siteurl = 'https://mytenant.sharepoint.com/sites/mysite'

     $username = 'me@mytenant.onmicrosoft.com'

     $password = ConvertTo-SecureString -String 'mypassword!' -AsPlainText -Force

 }
      $outfilepath = $siteurl -replace ':', '_' -replace '/', '_'

 try
 {
     [Microsoft.SharePoint.Client.ClientContext]$cc = New-Object Microsoft.SharePoint.Client.ClientContext($siteurl)

     [Microsoft.SharePoint.Client.SharePointOnlineCredentials]$spocreds = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($username, $password)

     $cc.Credentials = $spocreds

      Write-Host -ForegroundColor Yellow 'SideLoading feature is not enabled on the site:' $siteurl

      $site = $cc.Site;

         $sideLoadingGuid = new-object System.Guid "AE3A1339-61F5-4f8f-81A7-ABD2DA956A7D"

         $site.Features.Add($sideLoadingGuid, $false, [Microsoft.SharePoint.Client.FeatureDefinitionScope]::None);

         $cc.ExecuteQuery();

         Write-Host -ForegroundColor Green 'SideLoading feature enabled on site' $siteurl
     #Activate the Developer Site feature
 }

 catch

 {
     Write-Host -ForegroundColor Red 'Error encountered when trying to enable SideLoading feature' $siteurl, ':' $Error[0].ToString();
 }

#CODE ENDS HERE

安装sharepointonlinemanagementshell_English_x64.msi
执行以上脚本，按提示输入url,username,password.