65 lines
2.0 KiB
PHP
65 lines
2.0 KiB
PHP
<?php
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/**
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* AJAX autocompletion code for group names.
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*
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* @author Jan Dittberner <jan@dittberner.info>
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* @version $Id$
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* @license GPL
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* @package DAVAdmin
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*
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* Copyright (c) 2007, 2008 Jan Dittberner
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*
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* This file is part of DAVAdmin.
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*
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* DAVAdmin is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* DAVAdmin is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DAVAdmin; if not, see <http://www.gnu.org/licenses/>.
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*/
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/** Include the code shared between normal pages and AJAX. */
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require_once("shared.inc.php");
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// output is plain text (JSON or an error message)
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header("Content-Type: text/plain; charset=UTF-8");
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/**
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* Gets group names for autocompletion.
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*
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* @param string $part Comma separated list of groups and beginning of
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* a new group entry
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* @return list of Comma separated lists of groups
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*/
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function getGroups($part) {
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$regexp = '%(?:^|,\ *)("(?>[^"]*)(?>""[^"]* )*"|(?: [^",]*))%x';
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preg_match_all($regexp, $part, $matches);
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$array = $matches[1];
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$last_string = trim(array_pop($array));
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$retval = array();
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if ($last_string != '') {
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$prefix = count($array) ? implode(",", $array) . ", ": '';
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$groups = file($GLOBALS['davconfig']['group.file']);
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foreach ($groups as $line) {
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list($group, $users) = explode(":", $line);
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$group = trim($group);
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if (!in_array($group, $array) &&
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(stripos($group, $last_string) === 0)) {
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$retval[$prefix . $group] = $group;
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}
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}
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}
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return json_encode($retval);
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}
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// split group list part from requested URL.
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$parts = substr($_SERVER['PHP_SELF'], strrpos($_SERVER['PHP_SELF'], "/") + 1);
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print getGroups($parts);
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?>
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