/usr/share/doc/php-dompdf/examples/functions.inc.php is in php-dompdf 0.6.1+dfsg-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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function auth_ok(){
return isset($_SESSION["authenticated"]) && $_SESSION["authenticated"] === true;
}
function auth_get_link(){
return '<a href="'.get_php_self().'?login=1">Authenticate to access this section</a>';
}
function get_php_self(){
return isset($_SERVER['PHP_SELF']) ? htmlentities(strip_tags($_SERVER['PHP_SELF'],''), ENT_QUOTES, 'UTF-8') : '';
}
// From apc.php
function auth_check() {
if ( isset($_GET["login"]) && DOMPDF_ADMIN_PASSWORD == "password" ) {
$_SESSION["auth_message"] = "The password must be changed in 'dompdf_config.custom.inc.php'";
return false;
}
else {
$_SESSION["auth_message"] = null;
}
if ( isset($_GET["login"]) || isset($_SERVER["PHP_AUTH_USER"]) ) {
if (!isset($_SERVER["PHP_AUTH_USER"]) ||
!isset($_SERVER["PHP_AUTH_PW"]) ||
$_SERVER["PHP_AUTH_USER"] != DOMPDF_ADMIN_USERNAME ||
$_SERVER["PHP_AUTH_PW"] != DOMPDF_ADMIN_PASSWORD) {
$PHP_SELF = get_php_self();
header('WWW-Authenticate: Basic realm="DOMPDF Login"');
header('HTTP/1.0 401 Unauthorized');
echo <<<EOB
<html><body>
<h1>Rejected!</h1>
<big>Wrong Username or Password!</big><br/> <br/>
<big><a href='$PHP_SELF'>Continue...</a></big>
</body></html>
EOB;
exit;
}
else {
$_SESSION["auth_message"] = null;
$_SESSION["authenticated"] = true;
return true;
}
}
}
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