xref: /webtrees/app/Module/DescendancyModule.php (revision a817de9264419c8f14054e836a4ded95a8e1800a)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2018 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\Database;
19use Fisharebest\Webtrees\Family;
20use Fisharebest\Webtrees\Filter;
21use Fisharebest\Webtrees\FontAwesome;
22use Fisharebest\Webtrees\I18N;
23use Fisharebest\Webtrees\Individual;
24use Fisharebest\Webtrees\Tree;
25
26/**
27 * Class DescendancyModule
28 */
29class DescendancyModule extends AbstractModule implements ModuleSidebarInterface {
30	/** {@inheritdoc} */
31	public function getTitle() {
32		return /* I18N: Name of a module/sidebar */
33			I18N::translate('Descendants');
34	}
35
36	/** {@inheritdoc} */
37	public function getDescription() {
38		return /* I18N: Description of the “Descendants” module */
39			I18N::translate('A sidebar showing the descendants of an individual.');
40	}
41
42	/**
43	 * This is a general purpose hook, allowing modules to respond to routes
44	 * of the form module.php?mod=FOO&mod_action=BAR
45	 *
46	 * @param string $mod_action
47	 */
48	public function modAction($mod_action) {
49		global $WT_TREE;
50
51		header('Content-Type: text/html; charset=UTF-8');
52
53		switch ($mod_action) {
54			case 'search':
55				$search = Filter::get('search');
56				echo $this->search($search, $WT_TREE);
57				break;
58			case 'descendants':
59				$individual = Individual::getInstance(Filter::get('xref', WT_REGEX_XREF), $WT_TREE);
60				if ($individual) {
61					echo $this->loadSpouses($individual, 1);
62				}
63				break;
64			default:
65				http_response_code(404);
66				break;
67		}
68	}
69
70	/** {@inheritdoc} */
71	public function defaultSidebarOrder() {
72		return 30;
73	}
74
75	/** {@inheritdoc} */
76	public function hasSidebarContent(Individual $individual) {
77		return true;
78	}
79
80	/** {@inheritdoc} */
81	public function getSidebarAjaxContent() {
82		return '';
83	}
84
85	/**
86	 * Load this sidebar synchronously.
87	 *
88	 * @param Individual $individual
89	 *
90	 * @return string
91	 */
92	public function getSidebarContent(Individual $individual) {
93		return view('modules/descendancy', [
94			'individual_list' => $this->getPersonLi($individual, 1),
95		]);
96
97		echo
98			'<form method="post" action="module.php?mod=' . $this->getName() . '&amp;mod_action=search" onsubmit="return false;">' .
99			'<input type="search" name="sb_desc_name" id="sb_desc_name" placeholder="' . I18N::translate('Search') . '">' .
100			'</form>' .
101			'<div id="sb_desc_content">' .
102			'<ul>' . $this->getPersonLi($individual, 1) . '</ul>' .
103			'</div>
104				<script>
105						function dsearchQ() {
106				var query = $("#sb_desc_name").val();
107				if (query.length>1) {
108					$("#sb_desc_content").load("module.php?mod=' . $this->getName() . '&mod_action=search&search="+query);
109				}
110			}
111
112			$("#sb_desc_name").focus(function(){this.select();});
113			$("#sb_desc_name").blur(function(){if (this.value === "") this.value="' . I18N::translate('Search') . '";});
114			var dtimerid = null;
115			$("#sb_desc_name").keyup(function(e) {
116				if (dtimerid) window.clearTimeout(dtimerid);
117				dtimerid = window.setTimeout("dsearchQ()", 500);
118			});
119
120			$("#sb_desc_content").on("click", ".sb_desc_indi", function() {
121				var self = $(this),
122					state = self.children(".plusminus"),
123					target = self.siblings("div");
124				if(state.hasClass("icon-plus")) {
125					if (jQuery.trim(target.html())) {
126						target.show("fast"); // already got content so just show it
127					} else {
128						target
129							.hide()
130							.load(self.attr("href"), function(response, status, xhr) {
131								if(status === "success" && response !== "") {
132									target.show("fast");
133								}
134							})
135					}
136				} else {
137					target.hide("fast");
138				}
139				state.toggleClass("icon-minus icon-plus");
140				return false;
141			});
142			</script>';
143	}
144
145	/**
146	 * Format an individual in a list.
147	 *
148	 * @param Individual $person
149	 * @param int        $generations
150	 *
151	 * @return string
152	 */
153	public function getPersonLi(Individual $person, $generations = 0) {
154		$icon     = $generations > 0 ? 'icon-minus' : 'icon-plus';
155		$lifespan = $person->canShow() ? '(' . $person->getLifeSpan() . ')' : '';
156		$spouses  = $generations > 0 ? $this->loadSpouses($person, 0) : '';
157
158		return
159			'<li class="sb_desc_indi_li">' .
160			'<a class="sb_desc_indi" href="module.php?mod=' . $this->getName() . '&amp;mod_action=descendants&amp;xref=' . $person->getXref() . '">' .
161			'<i class="plusminus ' . $icon . '"></i>' .
162			$person->getSexImage() . $person->getFullName() . $lifespan .
163			'</a>' .
164			FontAwesome::linkIcon('individual', $person->getFullName(), ['href' => $person->url()]) .
165			'<div>' . $spouses . '</div>' .
166			'</li>';
167	}
168
169	/**
170	 * Format a family in a list.
171	 *
172	 * @param Family     $family
173	 * @param Individual $person
174	 * @param int        $generations
175	 *
176	 * @return string
177	 */
178	public function getFamilyLi(Family $family, Individual $person, $generations = 0) {
179		$spouse = $family->getSpouse($person);
180		if ($spouse) {
181			$spouse_name = $spouse->getSexImage() . $spouse->getFullName();
182			$spouse_link = FontAwesome::linkIcon('individual', $spouse->getFullName(), ['href' => $person->url()]);
183		} else {
184			$spouse_name = '';
185			$spouse_link = '';
186		}
187
188		$marryear = $family->getMarriageYear();
189		$marr     = $marryear ? '<i class="icon-rings"></i>' . $marryear : '';
190
191		return
192			'<li class="sb_desc_indi_li">' .
193			'<a class="sb_desc_indi" href="#"><i class="plusminus icon-minus"></i>' . $spouse_name . $marr . '</a>' .
194			$spouse_link .
195			FontAwesome::linkIcon('family', $family->getFullName(), ['href' => $family->url()]) .
196		 '<div>' . $this->loadChildren($family, $generations) . '</div>' .
197			'</li>';
198	}
199
200	/**
201	 * Respond to an autocomplete search request.
202	 *
203	 * @param string $query Search for this term
204	 * @param Tree   $tree  Search in this tree
205	 *
206	 * @return string
207	 */
208	public function search($query, Tree $tree) {
209		if (strlen($query) < 2) {
210			return '';
211		}
212
213		$rows = Database::prepare(
214			"SELECT i_id AS xref" .
215			" FROM `##individuals`" .
216			" JOIN `##name` ON i_id = n_id AND i_file = n_file" .
217			" WHERE n_sort LIKE CONCAT('%', :query, '%') AND i_file = :tree_id" .
218			" ORDER BY n_sort"
219		)->execute([
220			'query'   => $query,
221			'tree_id' => $tree->getTreeId(),
222		])->fetchAll();
223
224		$out = '';
225		foreach ($rows as $row) {
226			$person = Individual::getInstance($row->xref, $tree);
227			if ($person && $person->canShowName()) {
228				$out .= $this->getPersonLi($person);
229			}
230		}
231		if ($out) {
232			return '<ul>' . $out . '</ul>';
233		} else {
234			return '';
235		}
236	}
237
238	/**
239	 * Display spouses.
240	 *
241	 * @param Individual $person
242	 * @param int        $generations
243	 *
244	 * @return string
245	 */
246	public function loadSpouses(Individual $person, $generations) {
247		$out = '';
248		if ($person && $person->canShow()) {
249			foreach ($person->getSpouseFamilies() as $family) {
250				$out .= $this->getFamilyLi($family, $person, $generations - 1);
251			}
252		}
253		if ($out) {
254			return '<ul>' . $out . '</ul>';
255		} else {
256			return '';
257		}
258	}
259
260	/**
261	 * Display descendants.
262	 *
263	 * @param Family $family
264	 * @param int    $generations
265	 *
266	 * @return string
267	 */
268	public function loadChildren(Family $family, $generations) {
269		$out = '';
270		if ($family->canShow()) {
271			$children = $family->getChildren();
272			if ($children) {
273				foreach ($children as $child) {
274					$out .= $this->getPersonLi($child, $generations - 1);
275				}
276			} else {
277				$out .= '<li class="sb_desc_none">' . I18N::translate('No children') . '</li>';
278			}
279		}
280		if ($out) {
281			return '<ul>' . $out . '</ul>';
282		} else {
283			return '';
284		}
285	}
286}
287