#########################################################################################################################################################################
#########################################################################################################################################################################
##
##     Merge Contact Script
##     ============================================
##
##
##      Purpose:
##
##      Merging the <FIM contacts> contact into the MEU created by PrepareMoveRequest.PS1 script
##
##
##     Funtionality Overview:
##
##     a) Search for an existing contact in the <target Exchange 2010> forest in the FIM Sync OU. 
##     b) If a contact already exists then merge the LegacyExchangeDN value of the Mail Contact in the existing MEU created by PrepareMoveRequest.ps1 and delete the contact.
##
###########################################################################################################################################################################
###########################################################################################################################################################################

$Date=Get-Date
$Logfilepath= "logs\ProgressLog_{0}{1:d2}{2:d2}-{3:d2}{4:d2}{5:d2}" -f $date.year,$date.month,$date.day,$date.hour,$date.minute,$date.second + ".log"
$DirectoryServer1= "Root Domain DC name"
$DirectoryServer2= "Child Domain DC"
$FIMSyncOU= "OU Name"

################################################################################################################################
#
#        Function:	Logging
#	                =======
#
#        Input Parameters: 
#        $logtext: The text string to be written to the console or to a log file
#        $logtype: The type of message to be written: normal, error, or debug
#
#        Purpose: 
#        - Writes a text string to the console and/or to log files depending on the type.
#	 type=cINFO: output goes to console and the normal log file
#	 type=cERROR: Output goes to Console, normal log file, and error log file
#	
#
#
###############################################################################################################################


function logger( $logtext, $logtype )
{

	switch($logtype)
	{
		cINFO	
		{
			write-host $logtext -b black -f green
			$logtext | Out-file $Logfilepath -append
		}		
		
		cERROR
		{
			
			write-host "ERROR: " $logtext -b black -f red	
			"ERROR: " + $logtext | Out-file $logfilepath -append
			
		}
		csv
		{
			write-host $logtext -b black -f green
			$logtext | Out-file $csvfilepath -append
		}
	}
}


## ----------------------------------------- End of Function "Logging" ---------------------------------------------------------


#########################################################################################################################
#
#        Function:	UpdateSMTPforMailbox
#		        ===========================
#
#        
#
#        Purpose: 
#        - Adds LegacyExchangeDN of the contact as X500 addresses of the Mail User
#
#
#########################################################################################################################
 
function UpdateSMTPforMailbox($LDN, $useralias) 
{

	                Get-MailUser -identity:$useralias -domaincontroller:$DirectoryServer2 | foreach-object {

			$MailboxID = $_."Identity"
                        }			 
                        $newx500= "X500:" + $LDN
			$error.clear()
			Set-MailUser -domaincontroller:$DirectoryServer2 -Identity:$MailboxID -EmailAddresses:((Get-MailUser -domaincontroller:$DirectoryServer2 -Identity:$MailboxID).EmailAddresses + $newx500 )
			if($error.count -gt 0)
			{
				logger ( "The LegacyExchangeDN Addresses couldn't be added : " + $newx500 + " : " + $error + " : " + "$useralias" ) cERROR
				
			}
			else
			{
				logger (" The LegacyExchangeDN has been added successfully : " + $newx500 + ": " + "$useralias")  CINFO
                               
			}
		
               }

}
## ----------------------------- End of Function "UpdateSMTPforMailbox"----------------------------------##


##################### Script Start ###################################

import-csv -path "C:\Migration\Mailbox.csv" | foreach-object {
     $useralias=$_."Identity"
     $error.clear()
     Get-MailContact -identity:$useralias -DomainController:$DirectoryServer1 -OrganizationalUnit:$FIMSyncOU | Foreach-object {
     $LDN = $_.LegacyExchangeDN
     $DN = $_.distinguishedName
     $name = $_.name
     Write-host "LegacyExchangeDN :" $LDN
     Write-host "Distinguished Name :" $DN
     Write-host "Name :" $name
     $newname = "CN=" + $name
     Write-host "Updated Display Name :" $newname
     }   
     if($error.count -gt 0)
     {
      	logger ( "ERROR GETTING THE MAIL CONTACT: " + $useralias + " : " + $error ) cERROR
     }
     else
     {
       
        logger (" MAIL CONTACT DN OBTAINED SUCCESSFULLY: " + $useralias + " : " +  $LDN) CINFO
        $error.clear()
        
        ## Remove mail contact by LDAP connection as it is created by FIM ##
         
        $Class = “Contact”
        $strUsrName = “$newname”
 
        $objADSI = [ADSI]“LDAP://$FIMSyncOU”
        $objUser = $objADSI.Delete($Class, $strUsrName)
       
        #$objUser.setInfo                                                                                

        if($error.count -gt 0)
        {
      	logger ( "ERROR REMOVING MAIL CONTACT : " + $useralias + " : " + $error ) cERROR
        }
        else
        {
          logger (" MAIL CONTACT REMOVED SUCCESSFULLY " + $useralias + " : " +  $LDN) CINFO
          Start-Sleep -s 60
          UpdateSMTPforMailbox ($LDN) ($useralias)
        }
            
         Logger ("_____________________________________________________________________________________________________") CINFO
}

}
##################### Script End ######################################