Replace Text within multiple Wikipages using PowerShell

Script for Sharepoint 2010 Enterprise Wikis!

$logfile = "c:\logfile.txt"
$web = Get-SPWeb "http://intranet/wikiurl"
$list = $web.GetList(($web.ServerRelativeUrl.TrimEnd("/") + "/Wiki%20Pages"))

$search = "search_text"
$replace = "replace_test"


(get-date).ToString() + " >>> Script Startet >> Parameter: Search = " + $search + " | Replace = "+$replace | add-content $logfile
(get-date).ToString() + " >>> Script Startet >> Parameter: Search = " + $search + " | Replace = "+$replace | add-content $logfile
foreach ($item in $list.items)
{

if ($item["Page Content"].contains($search))
{
$item.file.CheckOut();
(get-date).ToString() + " >>> " + $item.name + " checked out" | add-content $logfile
do {write-host -NoNewline .;Start-Sleep -m 10;} while ($item.file.CheckOutStatus -eq "None")

$item["Page Content"] = $item["Page Content"].replace($search ,$replace );
$item.update();
(get-date).ToString() + " >>> " + $item.name + " modified" | add-content $logfile
(get-date).ToString() + " >>> " + $search + " changed by " + $replace | add-content $logfile
sleep 1
$item.file.CheckIn("checked in by administrator");
(get-date).ToString() + " >>> " + $item.name + " checked in" | add-content $logfile

write-host $item.name "modified" -foregroundcolor red
}
}


_________________________________________________________________________________
Script for migrated SharePoint 2007 Wikis to SP 2010!

["Page Content"] has been replaced by ["ows_WikiField"]



$logfile = "c:\logfile.txt"
$web = Get-SPWeb "http://intranet/wikiurl"
$list = $web.GetList(($web.ServerRelativeUrl.TrimEnd("/") + "/Wiki%20Pages"))

$search = "search_text"
$replace = "replace_test"


(get-date).ToString() + " >>> Script Startet >> Parameter: Search = " + $search + " | Replace = "+$replace   | add-content $logfile
(get-date).ToString() + " >>> Script Startet >> Parameter: Search = " + $search + " | Replace = "+$replace   | add-content $logfile
foreach ($item in $list.items)
{
 
 if ($item["ows_WikiField"].contains($search))
 {
  $item.file.CheckOut();
  (get-date).ToString() + " >>> " +  $item.name + " checked out"   | add-content $logfile
  do {write-host -NoNewline .;Start-Sleep -m 10;} while ($item.file.CheckOutStatus -eq "None")

  $item["ows_WikiField"] = $item["ows_WikiField"].replace($search ,$replace );
  $item.update();
  (get-date).ToString() + " >>> " +  $item.name + " modified"   | add-content $logfile
  (get-date).ToString() + " >>> " +  $search + " changed by " + $replace  | add-content $logfile
  sleep 1
  $item.file.CheckIn("checked in by administrator");
  (get-date).ToString() + " >>> " +  $item.name + " checked in"   | add-content $logfile

  write-host $item.name "modified" -foregroundcolor red
 }
}