xref: /plugin/struct/meta/AggregationValue.php (revision 7234bfb14e712ff548d9266ef32fdcc8eaf2d04e) 
1<?php
2
3namespace dokuwiki\plugin\struct\meta;
4
5/**
6 * Class AggregationValue
7 *
8 * @package dokuwiki\plugin\struct\meta
9 * @license GPL 2 http://www.gnu.org/licenses/gpl-2.0.html
10 * @author  Iain Hallam <iain@nineworlds.net>
11 */
12class AggregationValue extends Aggregation
13{
14    /**
15     * @var Column the column to be displayed
16     */
17    protected $column;
18
19    /** @inheritdoc */
20    public function __construct($id, $mode, \Doku_Renderer $renderer, SearchConfig $searchConfig)
21    {
22        // limit to first result
23        $searchConfig->setLimit(1);
24        $searchConfig->setOffset(0);
25
26        parent::__construct($id, $mode, $renderer, $searchConfig);
27    }
28
29    /**
30     * Create the output on the renderer
31     *
32     * @param int $show_not_found Whether to display the default text for no records
33     */
34    public function render($show_not_found = 0)
35    {
36        // Check that we actually got a result
37        if ($this->resultCount) {
38            $this->renderValue($this->result[0]);
39            // only one result
40        } elseif ($show_not_found) {
41            $this->renderer->cdata($this->helper->getLang('none'));
42        }
43    }
44
45    /**
46     * @param Value[] $resultrow
47     */
48    protected function renderValue($resultrow)
49    {
50        foreach ($resultrow as $value) {
51            if ($value->isEmpty()) {
52                continue;
53            }
54            if ($this->mode == 'xhtml') {
55                $type = 'struct_' . strtolower($value->getColumn()->getType()->getClass());
56                $this->renderer->doc .= '<span class="' . $type . '">';
57            }
58            $value->render($this->renderer, $this->mode);
59            if ($this->mode == 'xhtml') {
60                $this->renderer->doc .= '</span>';
61            }
62        }
63    }
64}
65