/**
* Checks if link should be shown and return the nescessary code.
*
* @param string $type Type of link to display
* @param string $app The name of the current Horde application.
* @param boolean $override Override Horde settings?
* @param boolean $referrer Include the current page as the referrer (url=)?
*
* @return string The HTML to create the link.
*/
function getServiceLink($type, $app, $override = false, $referrer = true)
{
if (!Horde::showService($type, $override)) {
return false;
}
switch ($type) {
case 'help':
if ($GLOBALS['browser']->hasFeature('javascript')) {
Horde::addScriptFile('popup.js', 'horde', true);
}
$url = Horde::url($GLOBALS['registry']->get('webroot', 'horde') . '/services/help/', true);
return Util::addParameter($url, 'module', $app);
case 'problem':
return Horde::url($GLOBALS['registry']->get('webroot', 'horde') . '/services/problem.php?return_url=' . urlencode(Horde::selfUrl(true, true, true)));
case 'logout':
return Horde::url(Auth::addLogoutParameters($GLOBALS['registry']->get('webroot', 'horde') . '/login.php', AUTH_REASON_LOGOUT));
case 'login':
return Auth::getLoginScreen('', $referrer ? Horde::selfUrl(true) : null);
case 'options':
global $conf;
if ($conf['prefs']['driver'] != '' && $conf['prefs']['driver'] != 'none') {
return Horde::url($GLOBALS['registry']->get('webroot', 'horde') . '/services/prefs.php?app=' . $app);
}
break;
}
return false;
}
