xref: /plugin/struct/helper/config.php (revision fc6ac2e560a8d00924bd642434731ce9aa18206d) 
1<?php
2
3/**
4 * DokuWiki Plugin struct (Helper Component)
5 *
6 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
7 * @author  Andreas Gohr, Michael Große <dokuwiki@cosmocode.de>
8 */
9
10class helper_plugin_struct_config extends DokuWiki_Plugin
11{
12    /**
13     * @param string $val
14     *
15     * @return array
16     */
17    public function parseSort($val)
18    {
19        if (substr($val, 0, 1) == '^') {
20            return array(substr($val, 1), false);
21        }
22        return array($val, true);
23    }
24
25    /**
26     * @param $logic
27     * @param $val
28     *
29     * @return array|bool
30     */
31    public function parseFilterLine($logic, $val)
32    {
33        $flt = $this->parseFilter($val);
34        if ($flt) {
35            $flt[] = $logic;
36            return $flt;
37        }
38        return false;
39    }
40
41    /**
42     * Parse a filter
43     *
44     * @param string $val
45     *
46     * @return array ($col, $comp, $value)
47     * @throws dokuwiki\plugin\struct\meta\StructException
48     */
49    protected function parseFilter($val)
50    {
51
52        $comps = dokuwiki\plugin\struct\meta\Search::$COMPARATORS;
53        $comps[] = '*~';
54        array_unshift($comps, '<>');
55        $comps = array_map('preg_quote_cb', $comps);
56        $comps = join('|', $comps);
57
58        if (!preg_match('/^(.*?)(' . $comps . ')(.*)$/', $val, $match)) {
59            throw new dokuwiki\plugin\struct\meta\StructException('Invalid search filter %s', hsc($val));
60        }
61        array_shift($match); // we don't need the zeroth match
62        $match[0] = trim($match[0]);
63        $match[2] = trim($match[2]);
64        return $match;
65    }
66}
67
68// vim:ts=4:sw=4:et:
69