xref: /webtrees/app/Place.php (revision 6bdf767435631ad1dc27ec1ffd855d43dbdce907)
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 = explode(self::GEDCOM_SEPARATOR, $gedcom_place);
39		} else {
40			// Empty => "Top level"
41			$this->gedcom_place = [];
42		}
43		$this->tree = $tree;
44	}
45
46	/**
47	 * Get the identifier for a place.
48	 *
49	 * @return int
50	 */
51	public function getPlaceId() {
52		$place_id = 0;
53		foreach (array_reverse($this->gedcom_place) as $place) {
54			$place_id = Database::prepare(
55				"SELECT SQL_CACHE p_id FROM `##places` WHERE p_parent_id = :parent_id AND p_place = :place AND p_file = :tree_id"
56			)->execute([
57				'parent_id' => $place_id,
58				'place'     => $place,
59				'tree_id'   => $this->tree->getTreeId(),
60			])->fetchOne();
61		}
62
63		return $place_id;
64	}
65
66	/**
67	 * Get the higher level place.
68	 *
69	 * @return Place
70	 */
71	public function getParentPlace() {
72		return new self(implode(self::GEDCOM_SEPARATOR, array_slice($this->gedcom_place, 1)), $this->tree);
73	}
74
75	/**
76	 * Get the lower level places.
77	 *
78	 * @return Place[]
79	 */
80	public function getChildPlaces() {
81		$children = [];
82		if ($this->getPlaceId()) {
83			$parent_text = self::GEDCOM_SEPARATOR . $this->getGedcomName();
84		} else {
85			$parent_text = '';
86		}
87
88		$rows = Database::prepare(
89			"SELECT SQL_CACHE p_place FROM `##places`" .
90			" WHERE p_parent_id = :parent_id AND p_file = :tree_id" .
91			" ORDER BY p_place COLLATE :collation"
92		)->execute([
93			'parent_id' => $this->getPlaceId(),
94			'tree_id'   => $this->tree->getTreeId(),
95			'collation' => I18N::collation(),
96		])->fetchOneColumn();
97		foreach ($rows as $row) {
98			$children[] = new self($row . $parent_text, $this->tree);
99		}
100
101		return $children;
102	}
103
104	/**
105	 * Create a URL to the place-hierarchy page.
106	 *
107	 * @return string
108	 */
109	public function getURL() {
110		if (Auth::isSearchEngine()) {
111			return '#';
112		} else {
113			$url = 'placelist.php';
114			foreach (array_reverse($this->gedcom_place) as $n => $place) {
115				$url .= $n ? '&amp;' : '?';
116				$url .= 'parent%5B%5D=' . rawurlencode($place);
117			}
118			$url .= '&amp;ged=' . $this->tree->getNameUrl();
119
120			return $url;
121		}
122	}
123
124	/**
125	 * Format this name for GEDCOM data.
126	 *
127	 * @return string
128	 */
129	public function getGedcomName() {
130		return implode(self::GEDCOM_SEPARATOR, $this->gedcom_place);
131	}
132
133	/**
134	 * Format this place for display on screen.
135	 *
136	 * @return string
137	 */
138	public function getPlaceName() {
139		$place = reset($this->gedcom_place);
140
141		return $place ? '<span dir="auto">' . Filter::escapeHtml($place) . '</span>' : I18N::translate('unknown');
142	}
143
144	/**
145	 * Is this a null/empty/missing/invalid place?
146	 *
147	 * @return bool
148	 */
149	public function isEmpty() {
150		return empty($this->gedcom_place);
151	}
152
153	/**
154	 * Generate the place name for display, including the full hierarchy.
155	 *
156	 * @return string
157	 */
158	public function getFullName() {
159		if (true) {
160			// If a place hierarchy is a single entity
161			return '<span dir="auto">' . Filter::escapeHtml(implode(I18N::$list_separator, $this->gedcom_place)) . '</span>';
162		} else {
163			// If a place hierarchy is a list of distinct items
164			$tmp = [];
165			foreach ($this->gedcom_place as $place) {
166				$tmp[] = '<span dir="auto">' . Filter::escapeHtml($place) . '</span>';
167			}
168
169			return implode(I18N::$list_separator, $tmp);
170		}
171	}
172
173	/**
174	 * For lists and charts, where the full name won’t fit.
175	 *
176	 * @return string
177	 */
178	public function getShortName() {
179		$SHOW_PEDIGREE_PLACES = $this->tree->getPreference('SHOW_PEDIGREE_PLACES');
180
181		if ($SHOW_PEDIGREE_PLACES >= count($this->gedcom_place)) {
182			// A short place name - no need to abbreviate
183			return $this->getFullName();
184		} else {
185			// Abbreviate the place name, for lists
186			if ($this->tree->getPreference('SHOW_PEDIGREE_PLACES_SUFFIX')) {
187				// The *last* $SHOW_PEDIGREE_PLACES components
188				$short_name = implode(self::GEDCOM_SEPARATOR, array_slice($this->gedcom_place, -$SHOW_PEDIGREE_PLACES));
189			} else {
190				// The *first* $SHOW_PEDIGREE_PLACES components
191				$short_name = implode(self::GEDCOM_SEPARATOR, array_slice($this->gedcom_place, 0, $SHOW_PEDIGREE_PLACES));
192			}
193			// Add a tool-tip showing the full name
194			return '<span title="' . Filter::escapeHtml($this->getGedcomName()) . '" dir="auto">' . Filter::escapeHtml($short_name) . '</span>';
195		}
196	}
197
198	/**
199	 * For the "view all" option of placelist.php and find.php
200	 *
201	 * @return string
202	 */
203	public function getReverseName() {
204		$tmp = [];
205		foreach (array_reverse($this->gedcom_place) as $place) {
206			$tmp[] = '<span dir="auto">' . Filter::escapeHtml($place) . '</span>';
207		}
208
209		return implode(I18N::$list_separator, $tmp);
210	}
211
212	/**
213	 * Fetch all places from the database.
214	 *
215	 * @param Tree $tree
216	 *
217	 * @return string[]
218	 */
219	public static function allPlaces(Tree $tree) {
220		$places = [];
221		$rows   =
222			Database::prepare(
223				"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)" .
224				" FROM      `##places` AS p1" .
225				" LEFT JOIN `##places` AS p2 ON (p1.p_parent_id = p2.p_id)" .
226				" LEFT JOIN `##places` AS p3 ON (p2.p_parent_id = p3.p_id)" .
227				" LEFT JOIN `##places` AS p4 ON (p3.p_parent_id = p4.p_id)" .
228				" LEFT JOIN `##places` AS p5 ON (p4.p_parent_id = p5.p_id)" .
229				" LEFT JOIN `##places` AS p6 ON (p5.p_parent_id = p6.p_id)" .
230				" LEFT JOIN `##places` AS p7 ON (p6.p_parent_id = p7.p_id)" .
231				" LEFT JOIN `##places` AS p8 ON (p7.p_parent_id = p8.p_id)" .
232				" LEFT JOIN `##places` AS p9 ON (p8.p_parent_id = p9.p_id)" .
233				" WHERE p1.p_file = :tree_id" .
234				" 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"
235			)
236			->execute([
237				'tree_id' => $tree->getTreeId(),
238				'collate' => I18N::collation(),
239			])->fetchOneColumn();
240		foreach ($rows as $row) {
241			$places[] = new self($row, $tree);
242		}
243
244		return $places;
245	}
246
247	/**
248	 * Search for a place name.
249	 *
250	 * @param string  $filter
251	 * @param Tree    $tree
252	 *
253	 * @return Place[]
254	 */
255	public static function findPlaces($filter, Tree $tree) {
256		$places = [];
257		$rows   =
258			Database::prepare(
259				"SELECT SQL_CACHE CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place)" .
260				" FROM      `##places` AS p1" .
261				" LEFT JOIN `##places` AS p2 ON (p1.p_parent_id = p2.p_id)" .
262				" LEFT JOIN `##places` AS p3 ON (p2.p_parent_id = p3.p_id)" .
263				" LEFT JOIN `##places` AS p4 ON (p3.p_parent_id = p4.p_id)" .
264				" LEFT JOIN `##places` AS p5 ON (p4.p_parent_id = p5.p_id)" .
265				" LEFT JOIN `##places` AS p6 ON (p5.p_parent_id = p6.p_id)" .
266				" LEFT JOIN `##places` AS p7 ON (p6.p_parent_id = p7.p_id)" .
267				" LEFT JOIN `##places` AS p8 ON (p7.p_parent_id = p8.p_id)" .
268				" LEFT JOIN `##places` AS p9 ON (p8.p_parent_id = p9.p_id)" .
269				" WHERE CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place) LIKE CONCAT('%', :filter_1, '%') AND CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place) NOT LIKE CONCAT('%,%', :filter_2, '%') AND p1.p_file = :tree_id" .
270				" ORDER BY  CONCAT_WS(', ', p1.p_place, p2.p_place, p3.p_place, p4.p_place, p5.p_place, p6.p_place, p7.p_place, p8.p_place, p9.p_place) COLLATE :collation"
271			)->execute([
272				'filter_1'  => preg_quote($filter),
273				'filter_2'  => preg_quote($filter),
274				'tree_id'   => $tree->getTreeId(),
275				'collation' => I18N::collation(),
276			])->fetchOneColumn();
277		foreach ($rows as $row) {
278			$places[] = new self($row, $tree);
279		}
280
281		return $places;
282	}
283}
284