xref: /webtrees/app/Note.php (revision cbc1590a8c715aa2d88bd745610b899587bd9563)
1<?php
2namespace Fisharebest\Webtrees;
3
4/**
5 * webtrees: online genealogy
6 * Copyright (C) 2015 webtrees development team
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 */
18
19/**
20 * Class Note - Class file for a Shared Note (NOTE) object
21 */
22class Note extends GedcomRecord {
23	const RECORD_TYPE = 'NOTE';
24	const URL_PREFIX  = 'note.php?nid=';
25
26	/**
27	 * Get an instance of a note object.  For single records,
28	 * we just receive the XREF.  For bulk records (such as lists
29	 * and search results) we can receive the GEDCOM data as well.
30	 *
31	 * @param string      $xref
32	 * @param Tree        $tree
33	 * @param string|null $gedcom
34	 *
35	 * @return Note|null
36	 */
37	public static function getInstance($xref, Tree $tree, $gedcom = null) {
38		$record = parent::getInstance($xref, $tree, $gedcom);
39
40		if ($record instanceof Note) {
41			return $record;
42		} else {
43			return null;
44		}
45	}
46
47	/**
48	 * Get the text contents of the note
49	 *
50	 * @return string|null
51	 */
52	public function getNote() {
53		if (preg_match('/^0 @' . WT_REGEX_XREF . '@ NOTE ?(.*(?:\n1 CONT ?.*)*)/', $this->gedcom . $this->pending, $match)) {
54			return preg_replace("/\n1 CONT ?/", "\n", $match[1]);
55		} else {
56			return null;
57		}
58	}
59
60	/** {@inheritdoc} */
61	protected function canShowByType($access_level) {
62		// Hide notes if they are attached to private records
63		$linked_ids = Database::prepare(
64			"SELECT l_from FROM `##link` WHERE l_to=? AND l_file=?"
65		)->execute(array(
66			$this->xref, $this->tree->getTreeId(),
67		))->fetchOneColumn();
68		foreach ($linked_ids as $linked_id) {
69			$linked_record = GedcomRecord::getInstance($linked_id, $this->tree);
70			if ($linked_record && !$linked_record->canShow($access_level)) {
71				return false;
72			}
73		}
74
75		// Apply default behaviour
76		return parent::canShowByType($access_level);
77	}
78
79	/** {@inheritdoc} */
80	protected function createPrivateGedcomRecord($access_level) {
81		return '0 @' . $this->xref . '@ NOTE ' . I18N::translate('Private');
82	}
83
84	/** {@inheritdoc} */
85	protected static function fetchGedcomRecord($xref, $tree_id) {
86		return Database::prepare(
87			"SELECT o_gedcom FROM `##other` WHERE o_id = :xref AND o_file = :tree_id AND o_type = 'NOTE'"
88		)->execute(array(
89			'xref'    => $xref,
90			'tree_id' => $tree_id,
91		))->fetchOne();
92	}
93
94	/**
95	 * Create a name for this note - apply (and remove) markup, then take
96	 * a maximum of 100 characters from the first line.
97	 *
98	 * {@inheritdoc}
99	 */
100	public function extractNames() {
101		$text = $this->getNote();
102
103		if ($text) {
104			switch ($this->getTree()->getPreference('FORMAT_TEXT')) {
105			case 'markdown':
106				$text = Filter::markdown($text);
107				$text = Filter::unescapeHtml($text);
108				break;
109			}
110
111			list($text) = explode("\n", $text);
112			$this->addName('NOTE', strlen($text) > 100 ? mb_substr($text, 0, 100) . I18N::translate('…') : $text, $this->getGedcom());
113		}
114	}
115}
116