Page History

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• $prefix - This function enhances the $frontend function just like $import but gives the ability to choose a prefix (unlike a constant @import in case of $import) e.g.

  Code Block
  <rewrite template="{$prefix[&#39;,url]}/zeppelin/components/{**}?{**}"/>

  • $prefix[PREFIX, url] - Adds a supplied PREFIX to the frontend url, e.g. in above case the rewritten url would be 'https://localhost:8443/

    zeppelin/components/navbar/navbar.html?v=1498928142479' (mind the single tick ' )

$postfix

• $postfix - Just like prefix, postfix function is used to append a character or string to the gateway url (including topology path)

• usage - {$postfix[url,<customString>]}

  Code Block
  <rewrite template="{scheme}://{host}:{port}/{gateway}/{knoxsso}/{api}/{v1}/{websso}?originalUrl={$postfix[url,/sparkhistory/]}"/>

$infix

• $infix - This function is used to used to append custom prefix and postfix

• usage - {$infix[<customString>,url,<customString>]}

  Code Block
  <rewrite template="{scheme}://{host}:{port}/{gateway}/{sandbox}/?query={$infix[&#39;,url,/sparkhistory/&#39;]}"/>

  
  

Rules Filter

Sometimes you want the ability to rewrite the *.js, *.css and other non-html pages. FIlters are a way to rewrite these non-html files. FIlters are based on the content-type of the page.

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