xref: /webtrees/app/Place.php (revision 8d68cabe4cf02d6d8507faf4f53889852be0b6aa)
1<?php
2/**
3 * webtrees: online genealogy
4 * Copyright (C) 2017 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;
17
18/**
19 * A GEDCOM place (PLAC) object.
20 */
21class Place {
22	const GEDCOM_SEPARATOR = ', ';
23
24	/** @var string[] e.g. array('Westminster', 'London', 'England') */
25	private $gedcom_place;
26
27	/** @var Tree We may have the same place name in different trees. */
28	private $tree;
29
30	/**
31	 * Create a place.
32	 *
33	 * @param string $gedcom_place
34	 * @param Tree   $tree
35	 */
36	public function __construct($gedcom_place, Tree $tree) {
37		if ($gedcom_place === '') {
38			$this->gedcom_place = [];
39		} else {
40			$this->gedcom_place = explode(self::GEDCOM_SEPARATOR, $gedcom_place);
41		}
42		$this->tree = $tree;
43	}
44
45	/**
46	 * Extract the country (last part) of a place name.
47	 *
48	 * @return string - e.g. "England"
49	 */
50	public function lastPart() {
51		return end($this->gedcom_place);
52	}
53
54	/**
55	 * Get the identifier for a place.
56	 *
57	 * @return int
58	 */
59	public function getPlaceId() {
60		$place_id = 0;
61		foreach (array_reverse($this->gedcom_place) as $place) {
62			$place_id = Database::prepare(
63				"SELECT SQL_CACHE p_id FROM `##places` WHERE p_parent_id = :parent_id AND p_place = :place AND p_file = :tree_id"
64			)->execute([
65				'parent_id' => $place_id,
66				'place'     => $place,
67				'tree_id'   => $this->tree->getTreeId(),
68			])->fetchOne();
69		}
70
71		return $place_id;
72	}
73
74	/**
75	 * Get the higher level place.
76	 *
77	 * @return Place
78	 */
79	public function getParentPlace() {
80		return new self(implode(self::GEDCOM_SEPARATOR, array_slice($this->gedcom_place, 1)), $this->tree);
81	}
82
83	/**
84	 * Get the lower level places.
85	 *
86	 * @return Place[]
87	 */
88	public function getChildPlaces() {
89		$children = [];
90		if ($this->getPlaceId()) {
91			$parent_text = self::GEDCOM_SEPARATOR . $this->getGedcomName();
92		} else {
93			$parent_text = '';
94		}
95
96		$rows = Database::prepare(
97			"SELECT SQL_CACHE p_place FROM `##places`" .
98			" WHERE p_parent_id = :parent_id AND p_file = :tree_id" .
99			" ORDER BY p_place COLLATE :collation"
100		)->execute([
101			'parent_id' => $this->getPlaceId(),
102			'tree_id'   => $this->tree->getTreeId(),
103			'collation' => I18N::collation(),
104		])->fetchOneColumn();
105		foreach ($rows as $row) {
106			$children[] = new self($row . $parent_text, $this->tree);
107		}
108
109		return $children;
110	}
111
112	/**
113	 * Create a URL to the place-hierarchy page.
114	 *
115	 * @return string
116	 */
117	public function getURL() {
118		$url = 'placelist.php';
119		foreach (array_reverse($this->gedcom_place) as $n => $place) {
120			$url .= $n ? '&amp;' : '?';
121			$url .= 'parent%5B%5D=' . rawurlencode($place);
122		}
123		$url .= '&amp;ged=' . $this->tree->getNameUrl();
124
125		return $url;
126	}
127
128	/**
129	 * Format this name for GEDCOM data.
130	 *
131	 * @return string
132	 */
133	public function getGedcomName() {
134		return implode(self::GEDCOM_SEPARATOR, $this->gedcom_place);
135	}
136
137	/**
138	 * Format this place for display on screen.
139	 *
140	 * @return string
141	 */
142	public function getPlaceName() {
143		$place = reset($this->gedcom_place);
144
145		return $place ? '<span dir="auto">' . Html::escape($place) . '</span>' : I18N::translate('unknown');
146	}
147
148	/**
149	 * Is this a null/empty/missing/invalid place?
150	 *
151	 * @return bool
152	 */
153	public function isEmpty() {
154		return empty($this->gedcom_place);
155	}
156
157	/**
158	 * Generate the place name for display, including the full hierarchy.
159	 *
160	 * @return string
161	 */
162	public function getFullName() {
163		if (true) {
164			// If a place hierarchy is a single entity
165			return '<span dir="auto">' . Html::escape(implode(I18N::$list_separator, $this->gedcom_place)) . '</span>';
166		} else {
167			// If a place hierarchy is a list of distinct items
168			$tmp = [];
169			foreach ($this->gedcom_place as $place) {
170				$tmp[] = '<span dir="auto">' . Html::escape($place) . '</span>';
171			}
172
173			return implode(I18N::$list_separator, $tmp);
174		}
175	}
176
177	/**
178	 * For lists and charts, where the full name won’t fit.
179	 *
180	 * @return string
181	 */
182	public function getShortName() {
183		$SHOW_PEDIGREE_PLACES = $this->tree->getPreference('SHOW_PEDIGREE_PLACES');
184
185		if ($SHOW_PEDIGREE_PLACES >= count($this->gedcom_place)) {
186			// A short place name - no need to abbreviate
187			return $this->getFullName();
188		} else {
189			// Abbreviate the place name, for lists
190			if ($this->tree->getPreference('SHOW_PEDIGREE_PLACES_SUFFIX')) {
191				// The *last* $SHOW_PEDIGREE_PLACES components
192				$short_name = implode(self::GEDCOM_SEPARATOR, array_slice($this->gedcom_place, -$SHOW_PEDIGREE_PLACES));
193			} else {
194				// The *first* $SHOW_PEDIGREE_PLACES components
195				$short_name = implode(self::GEDCOM_SEPARATOR, array_slice($this->gedcom_place, 0, $SHOW_PEDIGREE_PLACES));
196			}
197			// Add a tool-tip showing the full name
198			return '<span title="' . Html::escape($this->getGedcomName()) . '" dir="auto">' . Html::escape($short_name) . '</span>';
199		}
200	}
201
202	/**
203	 * For the "view all" option of placelist.phpp
204	 *
205	 * @return string
206	 */
207	public function getReverseName() {
208		$tmp = [];
209		foreach (array_reverse($this->gedcom_place) as $place) {
210			$tmp[] = '<span dir="auto">' . Html::escape($place) . '</span>';
211		}
212
213		return implode(I18N::$list_separator, $tmp);
214	}
215
216	/**
217	 * Fetch all places from the database.
218	 *
219	 * @param Tree $tree
220	 *
221	 * @return Place[]
222	 */
223	public static function allPlaces(Tree $tree) {
224		$places = [];
225		$rows   =
226			Database::prepare(
227				"SELECT SQL_CACHE CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place)" .
228				" FROM      `##places` AS p1" .
229				" LEFT JOIN `##places` AS p2 ON (p1.p_parent_id = p2.p_id)" .
230				" LEFT JOIN `##places` AS p3 ON (p2.p_parent_id = p3.p_id)" .
231				" LEFT JOIN `##places` AS p4 ON (p3.p_parent_id = p4.p_id)" .
232				" LEFT JOIN `##places` AS p5 ON (p4.p_parent_id = p5.p_id)" .
233				" LEFT JOIN `##places` AS p6 ON (p5.p_parent_id = p6.p_id)" .
234				" LEFT JOIN `##places` AS p7 ON (p6.p_parent_id = p7.p_id)" .
235				" LEFT JOIN `##places` AS p8 ON (p7.p_parent_id = p8.p_id)" .
236				" LEFT JOIN `##places` AS p9 ON (p8.p_parent_id = p9.p_id)" .
237				" WHERE p1.p_file = :tree_id" .
238				" ORDER BY CONCAT_WS(', ', p9.p_place, p8.p_place, p7.p_place, p6.p_place, p5.p_place, p4.p_place, p3.p_place, p2.p_place, p1.p_place) COLLATE :collate"
239			)
240			->execute([
241				'tree_id' => $tree->getTreeId(),
242				'collate' => I18N::collation(),
243			])->fetchOneColumn();
244		foreach ($rows as $row) {
245			$places[] = new self($row, $tree);
246		}
247
248		return $places;
249	}
250
251	/**
252	 * Search for a place name.
253	 *
254	 * @param string  $filter
255	 * @param Tree    $tree
256	 *
257	 * @return Place[]
258	 */
259	public static function findPlaces($filter, Tree $tree) {
260		$places = [];
261		$rows   =
262			Database::prepare(
263				"SELECT SQL_CACHE CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place)" .
264				" FROM      `##places` AS p1" .
265				" LEFT JOIN `##places` AS p2 ON (p1.p_parent_id = p2.p_id)" .
266				" LEFT JOIN `##places` AS p3 ON (p2.p_parent_id = p3.p_id)" .
267				" LEFT JOIN `##places` AS p4 ON (p3.p_parent_id = p4.p_id)" .
268				" LEFT JOIN `##places` AS p5 ON (p4.p_parent_id = p5.p_id)" .
269				" LEFT JOIN `##places` AS p6 ON (p5.p_parent_id = p6.p_id)" .
270				" LEFT JOIN `##places` AS p7 ON (p6.p_parent_id = p7.p_id)" .
271				" LEFT JOIN `##places` AS p8 ON (p7.p_parent_id = p8.p_id)" .
272				" LEFT JOIN `##places` AS p9 ON (p8.p_parent_id = p9.p_id)" .
273				" WHERE CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place) LIKE CONCAT('%', :filter_1, '%') AND CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place) NOT LIKE CONCAT('%,%', :filter_2, '%') AND p1.p_file = :tree_id" .
274				" ORDER BY  CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place) COLLATE :collation"
275			)->execute([
276				'filter_1'  => preg_quote($filter),
277				'filter_2'  => preg_quote($filter),
278				'tree_id'   => $tree->getTreeId(),
279				'collation' => I18N::collation(),
280			])->fetchOneColumn();
281		foreach ($rows as $row) {
282			$places[] = new self($row, $tree);
283		}
284
285		return $places;
286	}
287}
288