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new method common::get_referer(), to get an eGW conformat referer from $_SERVER['HTTP_REFERER'], suitable for direct use in the link function

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This commit is contained in:
Ralf Becker 2005-11-09 12:45:48 +00:00
parent c5a6a2bcc0
commit 988b7c1bc5
1 changed files with 22 additions and 0 deletions
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22
phpgwapi/inc/class.common.inc.php
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@ -2085,6 +2085,28 @@
return (int)$id;
}
/**
* gets an eGW conformat referer from $_SERVER['HTTP_REFERER'], suitable for direct use in the link function
*
* @param string $default='' default to use if referer is not set by webserver or not determinable
* @return string
*/
function get_referer($default='')
{
$referer = $_SERVER['HTTP_REFERER'];
$parts = explode($GLOBALS['egw_info']['server']['webserver_url'],$referer);
$referer = array_pop($parts);
if (count($parts) > 1) // eg. URL contains http://egroupware.domain.com/egroupware/... and webserver_url='/egroupware'
{
$referer = array_pop($parts) . $GLOBALS['egw_info']['server']['webserver_url'] . $referer;
}
if (empty($referer)) $referer = $default;
return $referer;
}
// some depricated functions for the migration
function phpgw_exit($call_footer = False)
{