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<?php $QUERYSTRING = "test.eps"; do {$a = $QUERYSTRING; $QUERYSTRING = str_replace(array('..', '~', chr(0), ':', '?'), '', $QUERYSTRING); } while ($a != $QUERYSTRING); echo $QUERYSTRING . "\n"; if( (substr(strtolower($QUERYSTRING), -3) == ".ai") || (substr(strtolower($QUERYSTRING), -4) == ".eps")) { echo "allowed"; } else { echo "not allowed"; }
Output for git.master, git.master_jit, rfc.property-hooks
test.eps allowed

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