xref: /plugin/elasticsearch/helper/form.php (revision b30042c1e1ed4d5dd7667d1d25fccd0363de335f) ! 
1<?php
2/**
3 * DokuWiki Plugin elasticsearch (Form Helper Component)
4 *
5 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
6 * @author  Andreas Gohr <gohr@cosmocode.de>
7 * @author  Anna Dabrowska <dabrowska@cosmocode.de>
8 */
9
10use dokuwiki\Form\Form;
11
12class helper_plugin_elasticsearch_form extends DokuWiki_Plugin
13{
14
15    /**
16     * Replacement for the standard search form
17     *
18     * @param array $aggregations
19     */
20    public function tpl($aggregations)
21    {
22        global $lang;
23        global $QUERY;
24
25        $searchForm = (new Form(['method' => 'get'], true))->addClass('search-results-form');
26        $searchForm->setHiddenField('do', 'search');
27
28        $searchForm->addFieldsetOpen()->addClass('search-form');
29        $searchForm->addTextInput('q')->val($QUERY)->useInput(false);
30        $searchForm->addButton('', $lang['btn_search'])->attr('type', 'submit');
31
32        $this->addAdvancedSearch($searchForm, $aggregations);
33
34        $searchForm->addFieldsetClose();
35
36        echo $searchForm->toHTML();
37    }
38
39    /**
40     * Advanced search
41     *
42     * @param Form $searchForm
43     * @param array $aggregations
44     */
45    protected function addAdvancedSearch(Form $searchForm, array $aggregations)
46    {
47        $searchForm->addTagOpen('div')
48            ->addClass('advancedOptions')
49            ->attr('style', 'display: none;')
50            ->attr('aria-hidden', 'true');
51
52        $this->addNamespaceSelector($searchForm, $aggregations);
53        $this->addDateSelector($searchForm);
54        $searchForm->addTagClose('div');
55    }
56
57    /**
58     * Namespace filter
59     *
60     * @param Form $searchForm
61     * @param array $aggregations Namespace aggregations
62     */
63    protected function addNamespaceSelector(Form $searchForm, array $aggregations)
64    {
65        if (!empty($aggregations)) {
66            $searchForm->addTagOpen('div')->addClass('toggle')->attr('aria-haspopup', 'true');
67
68            // popup toggler
69            $searchForm->addTagOpen('div')->addClass('current');
70            $searchForm->addHTML($this->getLang('nsp'));
71            $searchForm->addTagClose('div');
72
73            // options
74            $i = 0;
75            $searchForm->addTagOpen('ul')->attr('aria-expanded', 'false');
76            foreach ($aggregations as $agg) {
77                $searchForm->addTagOpen('li');
78                $searchForm->addCheckbox('ns[]')->val($agg['key'])->id('__ns-' . $i);
79                $searchForm->addLabel(shorten('', $agg['key'], 25) . ' (' . $agg['doc_count'] . ')', '__ns-' . $i)
80                    ->attr('title', $agg['key']);
81                $searchForm->addTagClose('li');
82                $i++;
83            }
84            $searchForm->addTagClose('ul');
85
86            $searchForm->addTagClose('div');
87        }
88    }
89
90    /**
91     * Date range filter
92     *
93     * @param Form $searchForm
94     */
95    protected function addDateSelector(Form $searchForm)
96    {
97        global $lang;
98
99        $options = [
100            'any' => $lang['search_any_time'],
101            'week' =>  $lang['search_past_7_days'],
102            'month' => $lang['search_past_month'],
103            'year' => $lang['search_past_year'],
104        ];
105
106        $searchForm->addTagOpen('div')->addClass('toggle')->attr('aria-haspopup', 'true');
107
108        // popup toggler
109        $searchForm->addTagOpen('div')->addClass('current');
110        $searchForm->addHTML($this->getLang('lastmod'));
111        $searchForm->addTagClose('div');
112
113        // options
114        $i = 0;
115        $searchForm->addTagOpen('ul')->attr('aria-expanded', 'false');
116        foreach ($options as $opt => $label) {
117            $searchForm->addTagOpen('li');
118            $searchForm->addRadioButton('min')->val($opt)->id('__min-' . $i);
119            $searchForm->addLabel($label, '__min-' . $i);
120            $searchForm->addTagClose('li');
121            $i++;
122        }
123        $searchForm->addTagClose('ul');
124
125        $searchForm->addTagClose('div');
126    }
127}
128