user_guide.php

<?php

$title = _("User Guide");
$html = "";
$print = iget("print");

$htmlfile = 'locale/' . getSessionLocale() . '/LC_MESSAGES/user_guide.html';

if (is_file('cust/' . CUSTOMIZATIONS . '/' . $htmlfile)) {
  $html .= file_get_contents('cust/' . CUSTOMIZATIONS . '/' . $htmlfile);
} else {
  $html .= file_get_contents($htmlfile);
}

$querystring = $_SERVER['QUERY_STRING'];
$querystring = preg_replace("/&Print=[0-1]/", "", $querystring);
if ($print) {
  $html .= "<hr/><div style='text-align:right'><a href='?" . utf8entities($querystring) . "'>" . _("Return") . "</a></div>";
} else {
  $html .= "<hr/><div style='text-align:right'><a href='?" . utf8entities($querystring) . "&amp;print=1'>" . _("Printable version") . "</a></div>";
}
if ($print) {
  showPrintablePage($title, $html);
} else {
  showPage($title, $html);
}