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74 lines
2.3 KiB
74 lines
2.3 KiB
<?php
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// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
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//
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// All Rights Reserved. See copyright.txt for details and a complete list of authors.
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// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
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// $Id$
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/**
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* Smarty plugin
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* @package Smarty
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* @subpackage plugins
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*
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* \brief Smarty plugin to display content only to some groups, friends or combination of all per specified user(s)
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* (if user is not specified, current user is used)
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* ex.: {display groups='Anonymous,-Registered,foo' friends=$f_42[ error='You may not see this item']}$f_1...$f_9///else///Become friend with $_42 first{/display}
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* TODO : Re-implement friend filter
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*/
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function smarty_block_display($params, $content, $smarty, &$repeat)
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{
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global $prefs, $user;
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$userlib = TikiLib::lib('user');
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if ($repeat) {
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return;
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}
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$ok = true;
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if (! empty($params['groups'])) {
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$groups = explode(',', $params['groups']);
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$userGroups = $userlib->get_user_groups($user);
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}
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$content = explode('///else///', $content);
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if (! empty($params['error'])) {
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$errmsg = $params['error'];
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} elseif (empty($params['error']) && isset($groups)) {
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$errmsg = '';
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} else {
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$errmsg = 'Smarty block.display.php: Missing error param';
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}
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$anon = false; // see the workaround to exclude Registered below
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foreach ($groups as $gr) {
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$gr = trim($gr);
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if ($gr == 'Anonymous') {
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$anon = true;
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}
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if (substr($gr, 0, 1) == '-') {
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$nogr = substr($gr, 1);
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if ((in_array($nogr, $userGroups) && $nogr != 'Registered') or (in_array($nogr, $userGroups) && $nogr == 'Registered' && $anon == true)) {
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// workaround to display to Anonymous only if Registered excluded (because Registered includes Anonymous always)
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$ok = false;
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$anon = false;
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}
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} elseif (! in_array($gr, $userGroups) && $anon == false) {
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$ok = false;
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} else {
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$ok = true;
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}
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}
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/* is it ok ? */
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if (! $ok) {
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if (isset($content[1])) {
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return $content[1];
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} else {
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return $errmsg;
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}
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} else {
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return $content[0];
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}
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}
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