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Check destinations of a list of links in a document for a string

/ Published in: Windows PowerShell
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  1. param ($url, $tofind, $agilitypackpath="f:\dan\tools\html-agility-pack\HtmlAgilityPack.dll", $xpath="//a")
  2.  
  3. add-type -Path $agilitypackpath
  4. $client = New-Object System.Net.WebClient
  5. $contents = $client.DownloadString($url)
  6.  
  7. $doc = New-Object HtmlAgilityPack.HtmlDocument 
  8. $htmldoc = $doc.LoadHtml($contents)
  9.  
  10. $linknodes = $doc.DocumentNode.SelectNodes($xpath)
  11. foreach ($node in $linknodes)
  12. {
  13. 	$link = $node.GetAttributeValue("href", "")
  14. 	if ($link)
  15. 	{
  16. 		$c = $client.DownloadString($link)
  17. 		if ($c.Contains($tofind))
  18. 		{
  19. 			$isfound = "true";
  20. 		}
  21. 		else 
  22. 		{
  23. 			$isfound = "false";
  24. 		}
  25. 		New-Object PsObject -Property @{Url = $link; IsFound = $isfound;}
  26. 	}
  27. }

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