PersonMapper::__construct() - Code Metrics - Inspection of "Implement a FileService where to handle common cod..." - matiasdelellis/facerecognition - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — shared-storage-experiments ( 606554...2addb2 )

by Matias

created 2019-12-08 14:26 UTC

PersonMapper::__construct() A

↳ Parent: PersonMapper

Complexity

Conditions	1
Paths	1

Size

Total Lines	2
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	2

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
cc	1
eloc	1
c	1
b	0
f	0
nc	1
nop	1
dl	0
loc	2
ccs	0
cts	2
cp	0
crap	2
rs	10

<?php
/**
 * @copyright Copyright (c) 2017, Matias De lellis <[email protected]>
 * @copyright Copyright (c) 2018, Branko Kokanovic <[email protected]>
 *
 * @author Branko Kokanovic <[email protected]>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
namespace OCA\FaceRecognition\Db;

use OC\DB\QueryBuilder\Literal;
filter:
    dependency_paths: ["lib/*"]

use OCP\IDBConnection;
use OCP\IUser;

use OCP\AppFramework\Db\QBMapper;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\DB\QueryBuilder\IQueryBuilder;

class PersonMapper extends QBMapper {

	public function __construct(IDBConnection $db) {
		parent::__construct($db, 'facerecog_persons', '\OCA\FaceRecognition\Db\Person');
	}

	public function find(string $userId, int $personId): Person {
		$qb = $this->db->getQueryBuilder();
		$qb->select('id', 'name')
			->from($this->getTableName(), 'p')
			->where($qb->expr()->eq('id', $qb->createNamedParameter($personId)))
			->andWhere($qb->expr()->eq('user', $qb->createNamedParameter($userId)));
		$person = $this->findEntity($qb);
		return $person;

	}

	public function findByName(string $userId, string $personName): array {
		$qb = $this->db->getQueryBuilder();
		$qb->select('id', 'name')
			->from($this->getTableName(), 'p')
			->where($qb->expr()->eq('name', $qb->createNamedParameter($personName)))
			->andWhere($qb->expr()->eq('user', $qb->createNamedParameter($userId)));
		return $this->findEntities($qb);
	}

	public function findAll(string $userId): array {
		$qb = $this->db->getQueryBuilder();
		$qb->select('id', 'name', 'is_valid')
			->from($this->getTableName(), 'p')
			->where($qb->expr()->eq('user', $qb->createNamedParameter($userId)));

		$person = $this->findEntities($qb);
		return $person;
	}

	/**
	 * Returns count of persons (clusters) found for a given user.
	 *
	 * @param string $userId ID of the user
	 * @param bool $onlyInvalid True if client wants count of invalid persons only,
	 *  false if client want count of all persons
	 * @return int Count of persons
	 */
	public function countPersons(string $userId, bool $onlyInvalid=false): int {
		$qb = $this->db->getQueryBuilder();
		$qb = $qb
			->select($qb->createFunction('COUNT(' . $qb->getColumnName('id') . ')'))
			->from($this->getTableName())
			->where($qb->expr()->eq('user', $qb->createParameter('user')));
		if ($onlyInvalid) {
			$qb = $qb
				->andWhere($qb->expr()->eq('is_valid', $qb->createParameter('is_valid')))
				->setParameter('is_valid', false, IQueryBuilder::PARAM_BOOL);
		}
		$query = $qb->setParameter('user', $userId);
		$resultStatement = $query->execute();
		$data = $resultStatement->fetch(\PDO::FETCH_NUM);
		$resultStatement->closeCursor();

		return (int)$data[0];
	}

	/**
	 * Based on a given fileId, takes all person that belong to that image
	 * and return an array with that.
	 *
	 * @param string $userId ID of the user that clusters belong to
	 * @param int $fileId ID of file image for which to searh persons.
	 *
	 * @return array of persons
	 */
	public function findFromFile(string $userId, int $fileId): array {
		$qb = $this->db->getQueryBuilder();
		$qb->select('p.id', 'name');
		$qb->from($this->getTableName(), 'p')
			->innerJoin('p', 'facerecog_faces' ,'f', $qb->expr()->eq('p.id', 'f.person'))
			->innerJoin('p', 'facerecog_images' ,'i', $qb->expr()->eq('i.id', 'f.image'))
			->where($qb->expr()->eq('p.user', $qb->createNamedParameter($userId)))
			->andWhere($qb->expr()->eq('i.file', $qb->createNamedParameter($fileId)));
		$persons = $this->findEntities($qb);

		return $persons;
	}

	/**
	 * Based on a given image, takes all faces that belong to that image
	 * and invalidates all person that those faces belongs to.
	 *
	 * @param int $imageId ID of image for which to invalidate persons for
	 */
	public function invalidatePersons(int $imageId) {
		$sub = $this->db->getQueryBuilder();
		$tableNameWithPrefixWithoutQuotes = trim($sub->getTableName($this->getTableName()), '`');
		$sub->select(new Literal('1'));
		$sub->from('facerecog_images', 'i')
			->innerJoin('i', 'facerecog_faces' ,'f', $sub->expr()->eq('i.id', 'f.image'))
			->where($sub->expr()->eq($tableNameWithPrefixWithoutQuotes . '.id', 'f.person'))
			->andWhere($sub->expr()->eq('i.id', $sub->createParameter('image_id')));

		$qb = $this->db->getQueryBuilder();
		$qb->update($this->getTableName())
			->set("is_valid", $qb->createParameter('is_valid'))
			->where('EXISTS (' . $sub->getSQL() . ')')
			->setParameter('image_id', $imageId)
			->setParameter('is_valid', false, IQueryBuilder::PARAM_BOOL)
			->execute();
	}

	/**
	 * Updates one face with $faceId to database to person ID $personId.
	 *
	 * @param int $faceId ID of the face
	 * @param int|null $personId ID of the person
	 */
	private function updateFace(int $faceId, $personId) {
		$qb = $this->db->getQueryBuilder();
		$qb->update('facerecog_faces')
			->set("person", $qb->createNamedParameter($personId))
			->where($qb->expr()->eq('id', $qb->createNamedParameter($faceId)))
			->execute();
	}

	/**
	 * Based on current clusters and new clusters, do database reconciliation.
	 * It tries to do that in minimal number of SQL queries. Operation is atomic.
	 *
	 * Clusters are array, where keys are ID of persons, and values are indexed arrays
	 * with values that are ID of the faces for those persons.
	 *
	 * @param string $userId ID of the user that clusters belong to
	 * @param array $currentClusters Current clusters
	 * @param array $newClusters New clusters
	 */
	public function mergeClusterToDatabase(string $userId, $currentClusters, $newClusters) {
		$this->db->beginTransaction();
		$currentDateTime = new \DateTime();

		try {
			// Delete clusters that do not exist anymore
			foreach($currentClusters as $oldPerson => $oldFaces) {
				if (array_key_exists($oldPerson, $newClusters)) {
					continue;
				}

				// OK, we bumped into cluster that existed and now it does not exist.
				// We need to remove all references to it and to delete it.
				foreach ($oldFaces as $oldFace) {
					$this->updateFace($oldFace, null);
				}

				// todo: this is not very cool. What if user had associated linked user to this. And all lost?
				$qb = $this->db->getQueryBuilder();
				// todo: for extra safety, we should probably add here additional condition, where (user=$userId)
				$qb
					->delete($this->getTableName())
					->where($qb->expr()->eq('id', $qb->createNamedParameter($oldPerson)))
					->execute();
			}

			// Modify existing clusters
			foreach($newClusters as $newPerson=>$newFaces) {
				if (!array_key_exists($newPerson, $currentClusters)) {
					// This cluster didn't exist, there is nothing to modify
					// It will be processed during cluster adding operation
					continue;
				}

				$oldFaces = $currentClusters[$newPerson];
				if ($newFaces === $oldFaces) {
					// Set cluster as valid now
					$qb = $this->db->getQueryBuilder();
					$qb
						->update($this->getTableName())
						->set("is_valid", $qb->createParameter('is_valid'))
						->where($qb->expr()->eq('id', $qb->createNamedParameter($newPerson)))
						->setParameter('is_valid', true, IQueryBuilder::PARAM_BOOL)
						->execute();
					continue;
				}

				// OK, set of faces do differ. Now, we could potentially go into finer grain details
				// and add/remove each individual face, but this seems too detailed. Enough is to
				// reset all existing faces to null and to add new faces to new person. That should
				// take care of both faces that are removed from cluster, as well as for newly added
				// faces to this cluster.

				// First remove all old faces from any cluster (reset them to null)
				foreach ($oldFaces as $oldFace) {
					// Reset face to null only if it wasn't moved to other cluster!
					// (if face is just moved to other cluster, do not reset to null, as some other
					// pass for some other cluster will eventually update it to proper cluster)
					if ($this->isFaceInClusters($oldFace, $newClusters) === false) {
						$this->updateFace($oldFace, null);
					}
				}

				// Then set all new faces to belong to this cluster
				foreach ($newFaces as $newFace) {
					$this->updateFace($newFace, $newPerson);
				}

				// Set cluster as valid now
				$qb = $this->db->getQueryBuilder();
				$qb
					->update($this->getTableName())
					->set("is_valid", $qb->createParameter('is_valid'))
					->where($qb->expr()->eq('id', $qb->createNamedParameter($newPerson)))
					->setParameter('is_valid', true, IQueryBuilder::PARAM_BOOL)
					->execute();
			}

			// Add new clusters
			foreach($newClusters as $newPerson=>$newFaces) {
				if (array_key_exists($newPerson, $currentClusters)) {
					// This cluster already existed, nothing to add
					// It was already processed during modify cluster operation
					continue;
				}

				// Create new cluster and add all faces to it
				$qb = $this->db->getQueryBuilder();
				$qb
					->insert($this->getTableName())
					->values([
						'user' => $qb->createNamedParameter($userId),
						'name' => $qb->createNamedParameter(sprintf("New person %d", $newPerson)),
						'is_valid' => $qb->createNamedParameter(true),
						'last_generation_time' => $qb->createNamedParameter($currentDateTime, IQueryBuilder::PARAM_DATE),
						'linked_user' => $qb->createNamedParameter(null)])
					->execute();
				$insertedPersonId = $this->db->lastInsertId($this->getTableName());
				foreach ($newFaces as $newFace) {
					$this->updateFace($newFace, $insertedPersonId);
				}
			}

			$this->db->commit();
		} catch (\Exception $e) {
			$this->db->rollBack();
			throw $e;
		}
	}

	/**
	 * Deletes all persons from that user.
	 *
	 * @param string $userId User to drop persons from a table.
	 */
	public function deleteUserPersons(string $userId) {
		$qb = $this->db->getQueryBuilder();
		$qb->delete($this->getTableName())
			->where($qb->expr()->eq('user', $qb->createNamedParameter($userId)))
			->execute();
	}

	/**
	 * Deletes person if it is empty (have no faces associated to it)
	 *
	 * @param int $personId Person to check if it should be deleted
	 */
	public function removeIfEmpty(int $personId) {
		$sub = $this->db->getQueryBuilder();
		$sub->select(new Literal('1'));
		$sub->from('facerecog_faces', 'f')
			->where($sub->expr()->eq('f.person', $sub->createParameter('person')));

		$qb = $this->db->getQueryBuilder();
		$qb->delete($this->getTableName())
			->where($qb->expr()->eq('id', $qb->createParameter('person')))
			->andWhere('NOT EXISTS (' . $sub->getSQL() . ')')
			->setParameter('person', $personId)
			->execute();
	}

	/**
	 * Deletes all persons that have no faces associated to them
	 *
	 * @param string $userId ID of user for which we are deleting orphaned persons
	 */
	public function deleteOrphaned(string $userId): int {
		$sub = $this->db->getQueryBuilder();
		$sub->select(new Literal('1'));
		$sub->from('facerecog_faces', 'f')
			->where($sub->expr()->eq('f.person', 'p.id'));

		$qb = $this->db->getQueryBuilder();
		$qb->select('p.id')
			->from($this->getTableName(), 'p')
			->where($qb->expr()->eq('p.user', $qb->createParameter('user')))
			->andWhere('NOT EXISTS (' . $sub->getSQL() . ')')
			->setParameter('user', $userId);
		$orphanedPersons = $this->findEntities($qb);

		$orphaned = 0;
		foreach ($orphanedPersons as $person) {
			$qb = $this->db->getQueryBuilder();
			$orphaned += $qb->delete($this->getTableName())
				->where($qb->expr()->eq('id', $qb->createNamedParameter($person->id)))
				->execute();
		}
		return $orphaned;
	}

	/**
	 * Checks if face with a given ID is in any cluster.
	 *
	 * @param int $faceId ID of the face to check
	 * @param array $cluster All clusters to check into
	 *
	 * @return bool True if face is found in any cluster, false otherwise.
	 */
	private function isFaceInClusters(int $faceId, array $clusters): bool {
		foreach ($clusters as $_=>$faces) {
			if (in_array($faceId, $faces)) {
				return true;
			}
		}
		return false;
	}
}


1		<?php
2		/**
3		* @copyright Copyright (c) 2017, Matias De lellis <[email protected]>
4		* @copyright Copyright (c) 2018, Branko Kokanovic <[email protected]>
5		*
6		* @author Branko Kokanovic <[email protected]>
7		*
8		* @license GNU AGPL version 3 or any later version
9		*
10		* This program is free software: you can redistribute it and/or modify
11		* it under the terms of the GNU Affero General Public License as
12		* published by the Free Software Foundation, either version 3 of the
13		* License, or (at your option) any later version.
14		*
15		* This program is distributed in the hope that it will be useful,
16		* but WITHOUT ANY WARRANTY; without even the implied warranty of
17		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18		* GNU Affero General Public License for more details.
19		*
20		* You should have received a copy of the GNU Affero General Public License
21		* along with this program. If not, see <http://www.gnu.org/licenses/>.
22		*
23		*/
24		namespace OCA\FaceRecognition\Db;
25
26		use OC\DB\QueryBuilder\Literal;
		0 ignored issues – show Bug introduced 2018-11-21 10:16 UTC by Report Bug Copy Issue Report The type `OC\DB\QueryBuilder\Literal` was not found. Maybe you did not declare it correctly or list all dependencies? The issue could also be caused by a filter entry in the build configuration. If the path has been excluded in your configuration, e.g. `excluded_paths: ["lib/"]`, you can move it to the dependency path list as follows: filter: dependency_paths: ["lib/"] For further information see https://scrutinizer-ci.com/docs/tools/php/php-scrutinizer/#list-dependency-paths Loading history...
27
28		use OCP\IDBConnection;
29		use OCP\IUser;
30
31		use OCP\AppFramework\Db\QBMapper;
32		use OCP\AppFramework\Db\DoesNotExistException;
33		use OCP\DB\QueryBuilder\IQueryBuilder;
34
35		class PersonMapper extends QBMapper {
36
37		public function __construct(IDBConnection $db) {
38		parent::__construct($db, 'facerecog_persons', '\OCA\FaceRecognition\Db\Person');
39		}
40
41	8	public function find(string $userId, int $personId): Person {
42	8	$qb = $this->db->getQueryBuilder();
43	8	$qb->select('id', 'name')
44	8	->from($this->getTableName(), 'p')
45	8	->where($qb->expr()->eq('id', $qb->createNamedParameter($personId)))
46	8	->andWhere($qb->expr()->eq('user', $qb->createNamedParameter($userId)));
47	8	$person = $this->findEntity($qb);
48	5	return $person;
		0 ignored issues – show Bug Best Practice introduced 2019-11-28 14:00 UTC by Report Bug Copy Issue Report The expression `return $person` returns the type `OCP\AppFramework\Db\Entity` which includes types incompatible with the type-hinted return `OCA\FaceRecognition\Db\Person`. Loading history...
49		}
50
51		public function findByName(string $userId, string $personName): array {
52		$qb = $this->db->getQueryBuilder();
53		$qb->select('id', 'name')
54		->from($this->getTableName(), 'p')
55		->where($qb->expr()->eq('name', $qb->createNamedParameter($personName)))
56		->andWhere($qb->expr()->eq('user', $qb->createNamedParameter($userId)));
57		return $this->findEntities($qb);
58		}
59
60	13	public function findAll(string $userId): array {
61	13	$qb = $this->db->getQueryBuilder();
62	13	$qb->select('id', 'name', 'is_valid')
63	13	->from($this->getTableName(), 'p')
64	13	->where($qb->expr()->eq('user', $qb->createNamedParameter($userId)));
65
66	13	$person = $this->findEntities($qb);
67	13	return $person;
68		}
69
70		/**
71		* Returns count of persons (clusters) found for a given user.
72		*
73		* @param string $userId ID of the user
74		* @param bool $onlyInvalid True if client wants count of invalid persons only,
75		* false if client want count of all persons
76		* @return int Count of persons
77		*/
78	15	public function countPersons(string $userId, bool $onlyInvalid=false): int {
79	15	$qb = $this->db->getQueryBuilder();
80		$qb = $qb
81	15	->select($qb->createFunction('COUNT(' . $qb->getColumnName('id') . ')'))
82	15	->from($this->getTableName())
83	15	->where($qb->expr()->eq('user', $qb->createParameter('user')));
84	15	if ($onlyInvalid) {
85		$qb = $qb
86		->andWhere($qb->expr()->eq('is_valid', $qb->createParameter('is_valid')))
87		->setParameter('is_valid', false, IQueryBuilder::PARAM_BOOL);
88		}
89	15	$query = $qb->setParameter('user', $userId);
90	15	$resultStatement = $query->execute();
91	15	$data = $resultStatement->fetch(\PDO::FETCH_NUM);
92	15	$resultStatement->closeCursor();
93
94	15	return (int)$data[0];
95		}
96
97		/**
98		* Based on a given fileId, takes all person that belong to that image
99		* and return an array with that.
100		*
101		* @param string $userId ID of the user that clusters belong to
102		* @param int $fileId ID of file image for which to searh persons.
103		*
104		* @return array of persons
105		*/
106		public function findFromFile(string $userId, int $fileId): array {
107		$qb = $this->db->getQueryBuilder();
108		$qb->select('p.id', 'name');
109		$qb->from($this->getTableName(), 'p')
110		->innerJoin('p', 'facerecog_faces' ,'f', $qb->expr()->eq('p.id', 'f.person'))
111		->innerJoin('p', 'facerecog_images' ,'i', $qb->expr()->eq('i.id', 'f.image'))
112		->where($qb->expr()->eq('p.user', $qb->createNamedParameter($userId)))
113		->andWhere($qb->expr()->eq('i.file', $qb->createNamedParameter($fileId)));
114		$persons = $this->findEntities($qb);
115
116		return $persons;
117		}
118
119		/**
120		* Based on a given image, takes all faces that belong to that image
121		* and invalidates all person that those faces belongs to.
122		*
123		* @param int $imageId ID of image for which to invalidate persons for
124		*/
125	10	public function invalidatePersons(int $imageId) {
126	10	$sub = $this->db->getQueryBuilder();
127	10	$tableNameWithPrefixWithoutQuotes = trim($sub->getTableName($this->getTableName()), '`');
128	10	$sub->select(new Literal('1'));
129	10	$sub->from('facerecog_images', 'i')
130	10	->innerJoin('i', 'facerecog_faces' ,'f', $sub->expr()->eq('i.id', 'f.image'))
131	10	->where($sub->expr()->eq($tableNameWithPrefixWithoutQuotes . '.id', 'f.person'))
132	10	->andWhere($sub->expr()->eq('i.id', $sub->createParameter('image_id')));
133
134	10	$qb = $this->db->getQueryBuilder();
135	10	$qb->update($this->getTableName())
136	10	->set("is_valid", $qb->createParameter('is_valid'))
137	10	->where('EXISTS (' . $sub->getSQL() . ')')
138	10	->setParameter('image_id', $imageId)
139	10	->setParameter('is_valid', false, IQueryBuilder::PARAM_BOOL)
140	10	->execute();
141	10	}
142
143		/**
144		* Updates one face with $faceId to database to person ID $personId.
145		*
146		* @param int $faceId ID of the face
147		* @param int\|null $personId ID of the person
148		*/
149	12	private function updateFace(int $faceId, $personId) {
150	12	$qb = $this->db->getQueryBuilder();
151	12	$qb->update('facerecog_faces')
152	12	->set("person", $qb->createNamedParameter($personId))
153	12	->where($qb->expr()->eq('id', $qb->createNamedParameter($faceId)))
154	12	->execute();
155	12	}
156
157		/**
158		* Based on current clusters and new clusters, do database reconciliation.
159		* It tries to do that in minimal number of SQL queries. Operation is atomic.
160		*
161		* Clusters are array, where keys are ID of persons, and values are indexed arrays
162		* with values that are ID of the faces for those persons.
163		*
164		* @param string $userId ID of the user that clusters belong to
165		* @param array $currentClusters Current clusters
166		* @param array $newClusters New clusters
167		*/
168	14	public function mergeClusterToDatabase(string $userId, $currentClusters, $newClusters) {
169	14	$this->db->beginTransaction();
170	14	$currentDateTime = new \DateTime();
171
172		try {
173		// Delete clusters that do not exist anymore
174	14	foreach($currentClusters as $oldPerson => $oldFaces) {
175	11	if (array_key_exists($oldPerson, $newClusters)) {
176	6	continue;
177		}
178
179		// OK, we bumped into cluster that existed and now it does not exist.
180		// We need to remove all references to it and to delete it.
181	7	foreach ($oldFaces as $oldFace) {
182	7	$this->updateFace($oldFace, null);
183		}
184
185		// todo: this is not very cool. What if user had associated linked user to this. And all lost?
186	7	$qb = $this->db->getQueryBuilder();
187		// todo: for extra safety, we should probably add here additional condition, where (user=$userId)
188		$qb
189	7	->delete($this->getTableName())
190	7	->where($qb->expr()->eq('id', $qb->createNamedParameter($oldPerson)))
191	7	->execute();
192		}
193
194		// Modify existing clusters
195	14	foreach($newClusters as $newPerson=>$newFaces) {
196	12	if (!array_key_exists($newPerson, $currentClusters)) {
197		// This cluster didn't exist, there is nothing to modify
198		// It will be processed during cluster adding operation
199	9	continue;
200		}
201
202	6	$oldFaces = $currentClusters[$newPerson];
203	6	if ($newFaces === $oldFaces) {
204		// Set cluster as valid now
205	2	$qb = $this->db->getQueryBuilder();
206		$qb
207	2	->update($this->getTableName())
208	2	->set("is_valid", $qb->createParameter('is_valid'))
209	2	->where($qb->expr()->eq('id', $qb->createNamedParameter($newPerson)))
210	2	->setParameter('is_valid', true, IQueryBuilder::PARAM_BOOL)
211	2	->execute();
212	2	continue;
213		}
214
215		// OK, set of faces do differ. Now, we could potentially go into finer grain details
216		// and add/remove each individual face, but this seems too detailed. Enough is to
217		// reset all existing faces to null and to add new faces to new person. That should
218		// take care of both faces that are removed from cluster, as well as for newly added
219		// faces to this cluster.
220
221		// First remove all old faces from any cluster (reset them to null)
222	5	foreach ($oldFaces as $oldFace) {
223		// Reset face to null only if it wasn't moved to other cluster!
224		// (if face is just moved to other cluster, do not reset to null, as some other
225		// pass for some other cluster will eventually update it to proper cluster)
226	5	if ($this->isFaceInClusters($oldFace, $newClusters) === false) {
227	5	$this->updateFace($oldFace, null);
228		}
229		}
230
231		// Then set all new faces to belong to this cluster
232	5	foreach ($newFaces as $newFace) {
233	5	$this->updateFace($newFace, $newPerson);
234		}
235
236		// Set cluster as valid now
237	5	$qb = $this->db->getQueryBuilder();
238		$qb
239	5	->update($this->getTableName())
240	5	->set("is_valid", $qb->createParameter('is_valid'))
241	5	->where($qb->expr()->eq('id', $qb->createNamedParameter($newPerson)))
242	5	->setParameter('is_valid', true, IQueryBuilder::PARAM_BOOL)
243	5	->execute();
244		}
245
246		// Add new clusters
247	14	foreach($newClusters as $newPerson=>$newFaces) {
248	12	if (array_key_exists($newPerson, $currentClusters)) {
249		// This cluster already existed, nothing to add
250		// It was already processed during modify cluster operation
251	6	continue;
252		}
253
254		// Create new cluster and add all faces to it
255	9	$qb = $this->db->getQueryBuilder();
256		$qb
257	9	->insert($this->getTableName())
258	9	->values([
259	9	'user' => $qb->createNamedParameter($userId),
260	9	'name' => $qb->createNamedParameter(sprintf("New person %d", $newPerson)),
261	9	'is_valid' => $qb->createNamedParameter(true),
262	9	'last_generation_time' => $qb->createNamedParameter($currentDateTime, IQueryBuilder::PARAM_DATE),
263	9	'linked_user' => $qb->createNamedParameter(null)])
264	9	->execute();
265	9	$insertedPersonId = $this->db->lastInsertId($this->getTableName());
266	9	foreach ($newFaces as $newFace) {
267	9	$this->updateFace($newFace, $insertedPersonId);
268		}
269		}
270
271	14	$this->db->commit();
272		} catch (\Exception $e) {
273		$this->db->rollBack();
274		throw $e;
275		}
276	14	}
277
278		/**
279		* Deletes all persons from that user.
280		*
281		* @param string $userId User to drop persons from a table.
282		*/
283	16	public function deleteUserPersons(string $userId) {
284	16	$qb = $this->db->getQueryBuilder();
285	16	$qb->delete($this->getTableName())
286	16	->where($qb->expr()->eq('user', $qb->createNamedParameter($userId)))
287	16	->execute();
288	16	}
289
290		/**
291		* Deletes person if it is empty (have no faces associated to it)
292		*
293		* @param int $personId Person to check if it should be deleted
294		*/
295		public function removeIfEmpty(int $personId) {
296		$sub = $this->db->getQueryBuilder();
297		$sub->select(new Literal('1'));
298		$sub->from('facerecog_faces', 'f')
299		->where($sub->expr()->eq('f.person', $sub->createParameter('person')));
300
301		$qb = $this->db->getQueryBuilder();
302		$qb->delete($this->getTableName())
303		->where($qb->expr()->eq('id', $qb->createParameter('person')))
304		->andWhere('NOT EXISTS (' . $sub->getSQL() . ')')
305		->setParameter('person', $personId)
306		->execute();
307		}
308
309		/**
310		* Deletes all persons that have no faces associated to them
311		*
312		* @param string $userId ID of user for which we are deleting orphaned persons
313		*/
314	1	public function deleteOrphaned(string $userId): int {
315	1	$sub = $this->db->getQueryBuilder();
316	1	$sub->select(new Literal('1'));
317	1	$sub->from('facerecog_faces', 'f')
318	1	->where($sub->expr()->eq('f.person', 'p.id'));
319
320	1	$qb = $this->db->getQueryBuilder();
321	1	$qb->select('p.id')
322	1	->from($this->getTableName(), 'p')
323	1	->where($qb->expr()->eq('p.user', $qb->createParameter('user')))
324	1	->andWhere('NOT EXISTS (' . $sub->getSQL() . ')')
325	1	->setParameter('user', $userId);
326	1	$orphanedPersons = $this->findEntities($qb);
327
328	1	$orphaned = 0;
329	1	foreach ($orphanedPersons as $person) {
330		$qb = $this->db->getQueryBuilder();
331		$orphaned += $qb->delete($this->getTableName())
332		->where($qb->expr()->eq('id', $qb->createNamedParameter($person->id)))
333		->execute();
334		}
335	1	return $orphaned;
336		}
337
338		/**
339		* Checks if face with a given ID is in any cluster.
340		*
341		* @param int $faceId ID of the face to check
342		* @param array $cluster All clusters to check into
343		*
344		* @return bool True if face is found in any cluster, false otherwise.
345		*/
346	5	private function isFaceInClusters(int $faceId, array $clusters): bool {
347	5	foreach ($clusters as $_=>$faces) {
348	5	if (in_array($faceId, $faces)) {
349	5	return true;
350		}
351		}
352	1	return false;
353		}
354		}
355

matiasdelellis / facerecognition

Push — shared-storage-experiments ( 606554...2addb2 )

PersonMapper::__construct() A

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