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Groups > comp.lang.javascript > #26527

Re: Removing scripts

From Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups comp.lang.javascript
Subject Re: Removing scripts
Date 2015-01-10 22:32 +0100
Organization PointedEars Software (PES)
Message-ID <8264719.4vhzObLhlZ@PointedEars.de> (permalink)
References <100120151843135093%timstreater@greenbee.net>

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Tim Streater wrote:

> I have some untrusted HTML, so I want to de-activate any <scripts> it
> contains before shoving it into an iframe. Is there any reason not to
> do the following?
> 
> newdoc  = new DOMParser().parseFromString (untrustedHTML, 'text/html');
> scripts = newdoc.querySelectorAll ('script');
> num     = scripts.length;
> 
> for  (i=0;  i<num;  i++)
>      {
>      newdoc.removeChild (scripts[i]);
>      }
> 
> iframePtr.open ();
> iframePtr.write (new XMLSerializer().serializeToString (newdoc));
> iframePtr.close ();

Yes.

-- 
PointedEars
FAQ: <http://PointedEars.de/faq> | SVN: <http://PointedEars.de/wsvn/>
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Thread

Removing scripts Tim Streater <timstreater@greenbee.net> - 2015-01-10 18:43 +0000
  Re: Removing scripts Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-10 22:32 +0100
  Re: Removing scripts Richard Damon <Richard@Damon-Family.org> - 2015-01-10 22:07 -0500
    Re: Removing scripts Tim Streater <timstreater@greenbee.net> - 2015-01-11 09:16 +0000
  Re: Removing scripts "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-01-11 12:56 +0100
    Re: Removing scripts Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2015-01-11 14:23 +0100
      Re: Removing scripts "Christoph M. Becker" <cmbecker69@arcor.de> - 2015-01-11 14:47 +0100
    Re: Removing scripts Tim Streater <timstreater@greenbee.net> - 2015-01-11 15:08 +0000

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