From 796dcf78bfdd4512a1513d15f1b6aae7474980b4 Mon Sep 17 00:00:00 2001
From: AdminDroid <49208841+admindroid-community@users.noreply.github.com>
Date: Fri, 1 Nov 2019 15:02:23 +0530
Subject: [PATCH] Connect to Exchange Online PowerShell Script

---
 ConnectExchangeOnlinePowerShell.ps1 | 85 +++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 ConnectExchangeOnlinePowerShell.ps1

diff --git a/ConnectExchangeOnlinePowerShell.ps1 b/ConnectExchangeOnlinePowerShell.ps1
new file mode 100644
index 0000000..08a33ab
--- /dev/null
+++ b/ConnectExchangeOnlinePowerShell.ps1
@@ -0,0 +1,85 @@
+#Connect to Exchange Online PowerShell
+ Param
+ (
+    [Parameter(Mandatory = $false)]
+    [switch]$Disconnect,
+    [switch]$MFA,
+    [string]$UserName, 
+    [string]$Password
+ )
+ #Disconnect existing sessions
+ if($Disconnect.IsPresent)
+ {
+  Get-PSSession | Remove-PSSession
+  Write-Host All sessions in the current window has been removed. -ForegroundColor Yellow
+ }
+ #Connect Exchnage Online with MFA
+ elseif($MFA.IsPresent)
+ {
+  #Check for MFA mosule
+  $MFAExchangeModule = ((Get-ChildItem -Path $($env:LOCALAPPDATA+"\Apps\2.0\") -Filter CreateExoPSSession.ps1 -Recurse ).FullName | Select-Object -Last 1)
+  If ($MFAExchangeModule -eq $null)
+  {
+   Write-Host  `nPlease install Exchange Online MFA Module.  -ForegroundColor yellow
+   Write-Host You can install module using below blog : `nLink `nOR you can install module directly by entering "Y"`n
+   $Confirm= Read-Host Are you sure you want to install module directly? [Y] Yes [N] No
+   if($Confirm -match "[yY]")
+   {
+     Write-Host Yes
+     Start-Process "iexplore.exe" "https://cmdletpswmodule.blob.core.windows.net/exopsmodule/Microsoft.Online.CSE.PSModule.Client.application"
+   }
+   else
+   {
+    Start-Process 'https://o365reports.com/2019/04/17/connect-exchange-online-using-mfa/'
+    Exit
+   }
+   $Confirmation= Read-Host Have you installed Exchange Online MFA Module? [Y] Yes [N] No
+   if($Confirmation -match "[yY]")
+   {
+    $MFAExchangeModule = ((Get-ChildItem -Path $($env:LOCALAPPDATA+"\Apps\2.0\") -Filter CreateExoPSSession.ps1 -Recurse ).FullName | Select-Object -Last 1)
+    If ($MFAExchangeModule -eq $null)
+    {
+     Write-Host Exchange Online MFA module is not available -ForegroundColor red
+     Exit
+    }
+   }
+   else
+   { 
+    Write-Host Exchange Online PowerShell Module is required
+    Start-Process 'https://o365reports.com/2019/04/17/connect-exchange-online-using-mfa/'
+    Exit
+   }   
+  }
+  
+  #Importing Exchange MFA Module
+  write-host aaaa
+  . "$MFAExchangeModule"
+  Connect-EXOPSSession -WarningAction SilentlyContinue | Out-Null
+ }
+ #Connect Exchnage Online with Non-MFA
+ else
+ {
+  if(($UserName -ne "") -and ($Password -ne "")) 
+  { 
+   $SecuredPassword = ConvertTo-SecureString -AsPlainText $Password -Force 
+   $Credential  = New-Object System.Management.Automation.PSCredential $UserName,$SecuredPassword 
+  } 
+  else 
+  { 
+   $Credential=Get-Credential -Credential $null
+  } 
+  
+  $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $Credential -Authentication Basic -AllowRedirection
+  Import-PSSession $Session -DisableNameChecking -AllowClobber -WarningAction SilentlyContinue | Out-Null
+ }
+
+ #Check for connectivity
+  if(!($Disconnect.IsPresent)){
+ If ((Get-PSSession | Where-Object { $_.ConfigurationName -like "*Exchange*" }) -ne $null)
+ {
+  Write-Host `nSuccessfully connected to Exchange Online
+ }
+ else
+ {
+  Write-Host `nUnable to connect to Exchange Online. Error occurred -ForegroundColor Red
+ }}