xref: /webtrees/app/Module/FamilyTreeNewsModule.php (revision 73df4c545c87012519818766e1a8eb02272a59b5)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2016 webtrees development team
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
16namespace Fisharebest\Webtrees\Module;
17
18use Fisharebest\Webtrees\Auth;
19use Fisharebest\Webtrees\Database;
20use Fisharebest\Webtrees\Filter;
21use Fisharebest\Webtrees\Functions\FunctionsDate;
22use Fisharebest\Webtrees\Functions\FunctionsPrint;
23use Fisharebest\Webtrees\I18N;
24use Fisharebest\Webtrees\Theme;
25
26/**
27 * Class FamilyTreeNewsModule
28 */
29class FamilyTreeNewsModule extends AbstractModule implements ModuleBlockInterface {
30	// How to update the database schema for this module
31	const SCHEMA_TARGET_VERSION   = 3;
32	const SCHEMA_SETTING_NAME     = 'NB_SCHEMA_VERSION';
33	const SCHEMA_MIGRATION_PREFIX = '\Fisharebest\Webtrees\Module\FamilyTreeNews\Schema';
34
35	/**
36	 * Create a new module.
37	 *
38	 * @param string $directory Where is this module installed
39	 */
40	public function __construct($directory) {
41		parent::__construct($directory);
42
43		// Create/update the database tables.
44		// NOTE: if we want to set any module-settings, we'll need to move this.
45		Database::updateSchema(self::SCHEMA_MIGRATION_PREFIX, self::SCHEMA_SETTING_NAME, self::SCHEMA_TARGET_VERSION);
46	}
47
48	/**
49	 * How should this module be labelled on tabs, menus, etc.?
50	 *
51	 * @return string
52	 */
53	public function getTitle() {
54		return /* I18N: Name of a module */ I18N::translate('News');
55	}
56
57	/**
58	 * A sentence describing what this module does.
59	 *
60	 * @return string
61	 */
62	public function getDescription() {
63		return /* I18N: Description of the “GEDCOM News” module */ I18N::translate('Family news and site announcements.');
64	}
65
66	/**
67	 * Generate the HTML content of this block.
68	 *
69	 * @param int      $block_id
70	 * @param bool     $template
71	 * @param string[] $cfg
72	 *
73	 * @return string
74	 */
75	public function getBlock($block_id, $template = true, $cfg = array()) {
76		global $ctype, $WT_TREE;
77
78		switch (Filter::get('action')) {
79		case 'deletenews':
80			$news_id = Filter::get('news_id');
81			if ($news_id) {
82				Database::prepare("DELETE FROM `##news` WHERE news_id = ?")->execute(array($news_id));
83			}
84			break;
85		}
86
87		if (isset($_REQUEST['gedcom_news_archive'])) {
88			$limit = 'nolimit';
89			$flag  = '0';
90		} else {
91			$flag = $this->getBlockSetting($block_id, 'flag', 0);
92			if ($flag === '0') {
93				$limit = 'nolimit';
94			} else {
95				$limit = $this->getBlockSetting($block_id, 'limit', 'nolimit');
96			}
97		}
98		foreach (array('limit', 'flag') as $name) {
99			if (array_key_exists($name, $cfg)) {
100				$$name = $cfg[$name];
101			}
102		}
103		$usernews = Database::prepare(
104			"SELECT SQL_CACHE news_id, user_id, gedcom_id, UNIX_TIMESTAMP(updated) AS updated, subject, body FROM `##news` WHERE gedcom_id=? ORDER BY updated DESC"
105		)->execute(array($WT_TREE->getTreeId()))->fetchAll();
106
107		$id    = $this->getName() . $block_id;
108		$class = $this->getName() . '_block';
109		if ($ctype === 'gedcom' && Auth::isManager($WT_TREE) || $ctype === 'user' && Auth::check()) {
110			$title = '<a class="icon-admin" title="' . I18N::translate('Preferences') . '" href="block_edit.php?block_id=' . $block_id . '&amp;ged=' . $WT_TREE->getNameHtml() . '&amp;ctype=' . $ctype . '"></a>';
111		} else {
112			$title = '';
113		}
114		$title .= $this->getTitle();
115
116		$content = '';
117		if (count($usernews) == 0) {
118			$content .= I18N::translate('No news articles have been submitted.') . '<br>';
119		}
120		$c = 0;
121		foreach ($usernews as $news) {
122			if ($limit == 'count') {
123				if ($c >= $flag) {
124					break;
125				}
126				$c++;
127			}
128			if ($limit == 'date') {
129				if ((int) ((WT_TIMESTAMP - $news->updated) / 86400) > $flag) {
130					break;
131				}
132			}
133			$content .= '<div class="news_box" id="article' . $news->news_id . '">';
134			$content .= '<div class="news_title">' . Filter::escapeHtml($news->subject) . '</div>';
135			$content .= '<div class="news_date">' . FunctionsDate::formatTimestamp($news->updated) . '</div>';
136			if ($news->body == strip_tags($news->body)) {
137				$news->body = nl2br($news->body, false);
138			}
139			$content .= $news->body;
140			// Print Admin options for this News item
141			if (Auth::isManager($WT_TREE)) {
142				$content .= '<hr>' . '<a href="#" onclick="window.open(\'editnews.php?news_id=\'+' . $news->news_id . ', \'_blank\', news_window_specs); return false;">' . I18N::translate('Edit') . '</a> | ' . '<a href="index.php?action=deletenews&amp;news_id=' . $news->news_id . '&amp;ctype=' . $ctype . '&amp;ged=' . $WT_TREE->getNameHtml() . '" onclick="return confirm(\'' . I18N::translate('Are you sure you want to delete “%s”?', Filter::escapeHtml($news->subject)) . "');\">" . I18N::translate('Delete') . '</a><br>';
143			}
144			$content .= '</div>';
145		}
146		$printedAddLink = false;
147		if (Auth::isManager($WT_TREE)) {
148			$content .= "<a href=\"#\" onclick=\"window.open('editnews.php?gedcom_id=" . $WT_TREE->getTreeId() . "', '_blank', news_window_specs); return false;\">" . I18N::translate('Add a news article') . "</a>";
149			$printedAddLink = true;
150		}
151		if ($limit == 'date' || $limit == 'count') {
152			if ($printedAddLink) {
153				$content .= '&nbsp;&nbsp;|&nbsp;&nbsp;';
154			}
155			$content .= '<a href="index.php?gedcom_news_archive=yes&amp;ctype=' . $ctype . '&amp;ged=' . $WT_TREE->getNameHtml() . '">' . I18N::translate('View the archive') . "</a>";
156			$content .= FunctionsPrint::helpLink('gedcom_news_archive') . '<br>';
157		}
158
159		if ($template) {
160			return Theme::theme()->formatBlock($id, $title, $class, $content);
161		} else {
162			return $content;
163		}
164	}
165
166	/** {@inheritdoc} */
167	public function loadAjax() {
168		return false;
169	}
170
171	/** {@inheritdoc} */
172	public function isUserBlock() {
173		return false;
174	}
175
176	/** {@inheritdoc} */
177	public function isGedcomBlock() {
178		return true;
179	}
180
181	/**
182	 * An HTML form to edit block settings
183	 *
184	 * @param int $block_id
185	 */
186	public function configureBlock($block_id) {
187		if (Filter::postBool('save') && Filter::checkCsrf()) {
188			$this->setBlockSetting($block_id, 'limit', Filter::post('limit'));
189			$this->setBlockSetting($block_id, 'flag', Filter::post('flag'));
190		}
191
192		$limit = $this->getBlockSetting($block_id, 'limit', 'nolimit');
193		$flag  = $this->getBlockSetting($block_id, 'flag', 0);
194
195		echo
196			'<tr><td class="descriptionbox wrap width33">',
197			/* I18N: Limit display by [age/number] */ I18N::translate('Limit display by'),
198			'</td><td class="optionbox"><select name="limit"><option value="nolimit" ',
199			($limit == 'nolimit' ? 'selected' : '') . ">",
200			I18N::translate('No limit') . "</option>",
201			'<option value="date" ' . ($limit == 'date' ? 'selected' : '') . ">" . I18N::translate('Age of item') . "</option>",
202			'<option value="count" ' . ($limit == 'count' ? 'selected' : '') . ">" . I18N::translate('Number of items') . "</option>",
203			'</select></td></tr>';
204
205		echo '<tr><td class="descriptionbox wrap width33">';
206		echo I18N::translate('Limit');
207		echo '</td><td class="optionbox"><input type="text" name="flag" size="4" maxlength="4" value="' . $flag . '"></td></tr>';
208	}
209}
210