CoreRequestBuilder::limitToId() - Code Metrics - Inspection of "Merge pull request #326 from nextcloud/bugfix/noid..." - nextcloud/circles - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 5a6198...a64e14 )

by Maxence

created 2019-08-21 20:02 UTC

CoreRequestBuilder::limitToId() A

↳ Parent: CoreRequestBuilder

Complexity

Conditions	1
Paths	1

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	3
rs	10
cc	1
nc	1
nop	2

<?php
/**
 * Created by PhpStorm.
 * User: maxence
 * Date: 7/4/17
 * Time: 5:01 PM
 */

namespace OCA\Circles\Db;


use Doctrine\DBAL\Query\QueryBuilder;
use OCA\Circles\Model\Circle;
use OCA\Circles\Model\Member;
use OCA\Circles\Service\ConfigService;
use OCA\Circles\Service\MiscService;
use OCA\Circles\Service\TimezoneService;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\IDBConnection;
use OCP\IL10N;

class CoreRequestBuilder {

	const TABLE_FILE_SHARES = 'share';
	const SHARE_TYPE = 7;

	const TABLE_CIRCLES = 'circles_circles';
	const TABLE_MEMBERS = 'circles_members';
	const TABLE_GROUPS = 'circles_groups';
	const TABLE_SHARES = 'circles_shares';
	const TABLE_LINKS = 'circles_links';
	const TABLE_TOKENS = 'circles_tokens';

	const NC_TABLE_GROUP_USER = 'group_user';

	/** @var IDBConnection */
	protected $dbConnection;

	/** @var IL10N */
	protected $l10n;

	/** @var ConfigService */
	protected $configService;

	/** @var TimezoneService */
	protected $timezoneService;

	/** @var MiscService */
	protected $miscService;

	/** @var string */
	protected $default_select_alias;

	/** @var bool */
	protected $leftJoinedNCGroupAndUser = false;

	/**
	 * RequestBuilder constructor.
	 *
	 * @param IL10N $l10n
	 * @param IDBConnection $connection
	 * @param ConfigService $configService
	 * @param TimezoneService $timezoneService
	 * @param MiscService $miscService
	 */
	public function __construct(
		IL10N $l10n, IDBConnection $connection, ConfigService $configService,
		TimezoneService $timezoneService, MiscService $miscService
	) {
		$this->l10n = $l10n;
		$this->dbConnection = $connection;
		$this->configService = $configService;
		$this->timezoneService = $timezoneService;
		$this->miscService = $miscService;
	}


	/**
	 * Limit the request by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param int $id
	 */
	protected function limitToId(IQueryBuilder &$qb, $id) {
		$this->limitToDBField($qb, 'id', $id);
	}


	/**
	 * Limit the request by its UniqueId.
	 *
	 * @param IQueryBuilder $qb
	 * @param int $uniqueId
	 */
	protected function limitToUniqueId(IQueryBuilder &$qb, $uniqueId) {
		$this->limitToDBField($qb, 'unique_id', $uniqueId);
	}


	/**
	 * Limit the request by its Token.
	 *
	 * @param IQueryBuilder $qb
	 * @param string $token
	 */
	protected function limitToToken(IQueryBuilder &$qb, $token) {
		$this->limitToDBField($qb, 'token', $token);
	}


	/**
	 * Limit the request to the User by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param $userId
	 */
	protected function limitToUserId(IQueryBuilder &$qb, $userId) {
		$this->limitToDBField($qb, 'user_id', $userId);
	}


	/**
	 * Limit the request to the Type entry.
	 *
	 * @param IQueryBuilder $qb
	 * @param int $type
	 */
	protected function limitToUserType(IQueryBuilder &$qb, $type) {
		$this->limitToDBField($qb, 'user_type', $type);
	}


	/**
	 * Limit the request to the Circle by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param string $circleUniqueId
	 */
	protected function limitToCircleId(IQueryBuilder &$qb, $circleUniqueId) {
		$this->limitToDBField($qb, 'circle_id', $circleUniqueId);
	}


	/**
	 * Limit the request to the Circle by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param int $shareId
	 */
	protected function limitToShareId(IQueryBuilder &$qb, int $shareId) {
		$this->limitToDBField($qb, 'share_id', $shareId);
	}


	/**
	 * Limit the request to the Circle by its Shorten Unique Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param string $circleUniqueId
	 * @param $length
	 */
	protected function limitToShortenUniqueId(IQueryBuilder &$qb, $circleUniqueId, $length) {
		$expr = $qb->expr();
		$pf = ($qb->getType() === QueryBuilder::SELECT) ? '`' . $this->default_select_alias . '`.' : '';

		$qb->andWhere(
			$expr->eq(
				$qb->createNamedParameter($circleUniqueId),
				$qb->createFunction('SUBSTR(' . $pf . '`unique_id`' . ', 1, ' . $length . ')')
			)
		);

	}


	/**
	 * Limit the request to the Group by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param int $groupId
	 */
	protected function limitToGroupId(IQueryBuilder &$qb, $groupId) {
		$this->limitToDBField($qb, 'group_id', $groupId);
	}


	/**
	 * Limit the search by its Name
	 *
	 * @param IQueryBuilder $qb
	 * @param string $name
	 */
	protected function limitToName(IQueryBuilder &$qb, $name) {
		$this->limitToDBField($qb, 'name', $name);
	}


	/**
	 * Limit the search by its Status (or greater)
	 *
	 * @param IQueryBuilder $qb
	 * @param string $name
	 */
	protected function limitToStatus(IQueryBuilder &$qb, $name) {
		$this->limitToDBFieldOrGreater($qb, 'status', $name);
	}


	/**
	 * Limit the request by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param string $type
	 */
	protected function limitToShareType(IQueryBuilder &$qb, string $type) {
		$this->limitToDBField($qb, 'share_type', $type);
	}


	/**
	 * Limit the request by its Id.
	 *
	 * @param IQueryBuilder $qb
	 * @param string $with
	 */
	protected function limitToShareWith(IQueryBuilder &$qb, string $with) {
		$this->limitToDBField($qb, 'share_with', $with);
	}


	/**
	 * Limit the request to a minimum member level.
	 *
	 * if $pf is an array, will generate an SQL OR request to limit level in multiple tables
	 *
	 * @param IQueryBuilder $qb
	 * @param int $level
	 * @param string|array $pf
	 */
	protected function limitToLevel(IQueryBuilder &$qb, $level, $pf = '') {
		$expr = $qb->expr();

		if ($pf === '') {
			$p = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
			$qb->andWhere($expr->gte($p . 'level', $qb->createNamedParameter($level)));

			return;
		}

		if (!is_array($pf)) {
			$pf = [$pf];
		}

		$orX = $this->generateLimitToLevelMultipleTableRequest($qb, $level, $pf);
		$qb->andWhere($orX);
	}


	/**
	 * @param IQueryBuilder $qb
	 * @param array $pf
	 *
	 * @return mixed
	 */
	private function generateLimitToLevelMultipleTableRequest(IQueryBuilder $qb, $level, $pf) {
		$expr = $qb->expr();
		$orX = $expr->orX();

		foreach ($pf as $p) {
			if ($p === 'g' && !$this->leftJoinedNCGroupAndUser) {
				continue;
			}
			$orX->add($expr->gte($p . '.level', $qb->createNamedParameter($level)));
		}

		return $orX;
	}


	/**
	 * Limit the search to Members and Almost members
	 *
	 * @param IQueryBuilder $qb
	 */
	protected function limitToMembersAndAlmost(IQueryBuilder &$qb) {
		$expr = $qb->expr();

		$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';

		$orX = $expr->orX();
		$orX->add($expr->eq($pf . 'status', $qb->createNamedParameter(Member::STATUS_MEMBER)));
		$orX->add($expr->eq($pf . 'status', $qb->createNamedParameter(Member::STATUS_INVITED)));
		$orX->add($expr->eq($pf . 'status', $qb->createNamedParameter(Member::STATUS_REQUEST)));

		$qb->andWhere($orX);
	}


	/**
	 * @param IQueryBuilder $qb
	 * @param string $field
	 * @param string|integer $value
	 */
	private function limitToDBField(IQueryBuilder &$qb, $field, $value) {
		$expr = $qb->expr();
		$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
		$qb->andWhere($expr->eq($pf . $field, $qb->createNamedParameter($value)));
	}


	/**
	 * @param IQueryBuilder $qb
	 * @param string $field
	 * @param string|integer $value
	 */
	private function limitToDBFieldOrGreater(IQueryBuilder &$qb, $field, $value) {
		$expr = $qb->expr();
		$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
		$qb->andWhere($expr->gte($pf . $field, $qb->createNamedParameter($value)));
	}


	/**
	 * link to the groupId/UserId of the NC DB.
	 * If userId is empty, we add the uid of the NCGroup Table in the select list with 'user_id'
	 * alias
	 *
	 * @param IQueryBuilder $qb
	 * @param string $userId
	 */
	protected function limitToNCGroupUser(IQueryBuilder $qb, $userId = '') {
		$expr = $qb->expr();

		$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';

		$and = $expr->andX($expr->eq($pf . 'group_id', 'ncgu.gid'));
		if ($userId !== '') {
			$and->add($expr->eq('ncgu.uid', $qb->createNamedParameter($userId)));
		} else {
			$qb->selectAlias('ncgu.uid', 'user_id');
		}

		$qb->from(self::NC_TABLE_GROUP_USER, 'ncgu');
		$qb->andWhere($and);
	}


	/**
	 * Right Join the Circles table
	 *
	 * @param IQueryBuilder $qb
	 *
	 * @deprecated not used (14/07/17)
	 */
	protected function rightJoinCircles(IQueryBuilder &$qb) {
		$expr = $qb->expr();
		$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';

		$qb->from(self::TABLE_CIRCLES, 'c')
		   ->andWhere(
			   $expr->eq(
				   $pf . 'circle_id',
				   $qb->createFunction(
					   'SUBSTR(`c`.`unique_id`, 1, ' . Circle::SHORT_UNIQUE_ID_LENGTH . ')'
				   )
			   )
		   );
	}


	/**
	 * Left Join circle table to get more information about the circle.
	 *
	 * @param IQueryBuilder $qb
	 */
	protected function leftJoinCircle(IQueryBuilder &$qb) {

		if ($qb->getType() !== QueryBuilder::SELECT) {
			return;
		}

		$expr = $qb->expr();
		$pf = $this->default_select_alias . '.';

		/** @noinspection PhpMethodParametersCountMismatchInspection */
		$qb->selectAlias('lc.type', 'circle_type')
		   ->selectAlias('lc.name', 'circle_name')
		   ->leftJoin(
			   $this->default_select_alias, CoreRequestBuilder::TABLE_CIRCLES, 'lc',
			   $expr->eq(
				   $pf . 'circle_id',
				   $qb->createFunction(
					   'SUBSTR(`lc`.`unique_id`, 1, ' . Circle::SHORT_UNIQUE_ID_LENGTH . ')'
				   )
			   )
		   );
	}


	/**
	 * link to the groupId/UserId of the NC DB.
	 *
	 * @param IQueryBuilder $qb
	 * @param string $userId
	 * @param string $field
	 */
	protected function leftJoinNCGroupAndUser(IQueryBuilder $qb, $userId, $field) {
		if (!$this->configService->isLinkedGroupsAllowed()) {
			return;
		}

		$expr = $qb->expr();
		$qb->leftJoin(
			$this->default_select_alias, self::NC_TABLE_GROUP_USER, 'ncgu',
			$expr->eq('ncgu.uid', $qb->createNamedParameter($userId))
		);

		/** @noinspection PhpMethodParametersCountMismatchInspection */
		$qb->leftJoin(
			$this->default_select_alias, CoreRequestBuilder::TABLE_GROUPS, 'g',
			$expr->andX(
				$expr->eq('ncgu.gid', 'g.group_id'),
				$expr->eq(
					'g.circle_id', $qb->createFunction(
					'SUBSTR(' . $field . ', 1, ' . Circle::SHORT_UNIQUE_ID_LENGTH . ')'
				)
				)
			)
		);

		$this->leftJoinedNCGroupAndUser = true;
	}
}





1			<?php
2			/**
3			* Created by PhpStorm.
4			* User: maxence
5			* Date: 7/4/17
6			* Time: 5:01 PM
7			*/
8
9			namespace OCA\Circles\Db;
10
11
12			use Doctrine\DBAL\Query\QueryBuilder;
13			use OCA\Circles\Model\Circle;
14			use OCA\Circles\Model\Member;
15			use OCA\Circles\Service\ConfigService;
16			use OCA\Circles\Service\MiscService;
17			use OCA\Circles\Service\TimezoneService;
18			use OCP\DB\QueryBuilder\IQueryBuilder;
19			use OCP\IDBConnection;
20			use OCP\IL10N;
21
22			class CoreRequestBuilder {
23
24			const TABLE_FILE_SHARES = 'share';
25			const SHARE_TYPE = 7;
26
27			const TABLE_CIRCLES = 'circles_circles';
28			const TABLE_MEMBERS = 'circles_members';
29			const TABLE_GROUPS = 'circles_groups';
30			const TABLE_SHARES = 'circles_shares';
31			const TABLE_LINKS = 'circles_links';
32			const TABLE_TOKENS = 'circles_tokens';
33
34			const NC_TABLE_GROUP_USER = 'group_user';
35
36			/** @var IDBConnection */
37			protected $dbConnection;
38
39			/** @var IL10N */
40			protected $l10n;
41
42			/** @var ConfigService */
43			protected $configService;
44
45			/** @var TimezoneService */
46			protected $timezoneService;
47
48			/** @var MiscService */
49			protected $miscService;
50
51			/** @var string */
52			protected $default_select_alias;
53
54			/** @var bool */
55			protected $leftJoinedNCGroupAndUser = false;
56
57			/**
58			* RequestBuilder constructor.
59			*
60			* @param IL10N $l10n
61			* @param IDBConnection $connection
62			* @param ConfigService $configService
63			* @param TimezoneService $timezoneService
64			* @param MiscService $miscService
65			*/
66			public function __construct(
67			IL10N $l10n, IDBConnection $connection, ConfigService $configService,
68			TimezoneService $timezoneService, MiscService $miscService
69			) {
70			$this->l10n = $l10n;
71			$this->dbConnection = $connection;
72			$this->configService = $configService;
73			$this->timezoneService = $timezoneService;
74			$this->miscService = $miscService;
75			}
76
77
78			/**
79			* Limit the request by its Id.
80			*
81			* @param IQueryBuilder $qb
82			* @param int $id
83			*/
84			protected function limitToId(IQueryBuilder &$qb, $id) {
85			$this->limitToDBField($qb, 'id', $id);
86			}
87
88
89			/**
90			* Limit the request by its UniqueId.
91			*
92			* @param IQueryBuilder $qb
93			* @param int $uniqueId
94			*/
95			protected function limitToUniqueId(IQueryBuilder &$qb, $uniqueId) {
96			$this->limitToDBField($qb, 'unique_id', $uniqueId);
97			}
98
99
100			/**
101			* Limit the request by its Token.
102			*
103			* @param IQueryBuilder $qb
104			* @param string $token
105			*/
106			protected function limitToToken(IQueryBuilder &$qb, $token) {
107			$this->limitToDBField($qb, 'token', $token);
108			}
109
110
111			/**
112			* Limit the request to the User by its Id.
113			*
114			* @param IQueryBuilder $qb
115			* @param $userId
116			*/
117			protected function limitToUserId(IQueryBuilder &$qb, $userId) {
118			$this->limitToDBField($qb, 'user_id', $userId);
119			}
120
121
122			/**
123			* Limit the request to the Type entry.
124			*
125			* @param IQueryBuilder $qb
126			* @param int $type
127			*/
128			protected function limitToUserType(IQueryBuilder &$qb, $type) {
129			$this->limitToDBField($qb, 'user_type', $type);
130			}
131
132
133			/**
134			* Limit the request to the Circle by its Id.
135			*
136			* @param IQueryBuilder $qb
137			* @param string $circleUniqueId
138			*/
139			protected function limitToCircleId(IQueryBuilder &$qb, $circleUniqueId) {
140			$this->limitToDBField($qb, 'circle_id', $circleUniqueId);
141			}
142
143
144			/**
145			* Limit the request to the Circle by its Id.
146			*
147			* @param IQueryBuilder $qb
148			* @param int $shareId
149			*/
150			protected function limitToShareId(IQueryBuilder &$qb, int $shareId) {
151			$this->limitToDBField($qb, 'share_id', $shareId);
152			}
153
154
155			/**
156			* Limit the request to the Circle by its Shorten Unique Id.
157			*
158			* @param IQueryBuilder $qb
159			* @param string $circleUniqueId
160			* @param $length
161			*/
162			protected function limitToShortenUniqueId(IQueryBuilder &$qb, $circleUniqueId, $length) {
163			$expr = $qb->expr();
164			$pf = ($qb->getType() === QueryBuilder::SELECT) ? '`' . $this->default_select_alias . '`.' : '';
165
166			$qb->andWhere(
167			$expr->eq(
168			$qb->createNamedParameter($circleUniqueId),
169			$qb->createFunction('SUBSTR(' . $pf . '`unique_id`' . ', 1, ' . $length . ')')
170			)
171			);
172
173			}
174
175
176			/**
177			* Limit the request to the Group by its Id.
178			*
179			* @param IQueryBuilder $qb
180			* @param int $groupId
181			*/
182			protected function limitToGroupId(IQueryBuilder &$qb, $groupId) {
183			$this->limitToDBField($qb, 'group_id', $groupId);
184			}
185
186
187			/**
188			* Limit the search by its Name
189			*
190			* @param IQueryBuilder $qb
191			* @param string $name
192			*/
193			protected function limitToName(IQueryBuilder &$qb, $name) {
194			$this->limitToDBField($qb, 'name', $name);
195			}
196
197
198			/**
199			* Limit the search by its Status (or greater)
200			*
201			* @param IQueryBuilder $qb
202			* @param string $name
203			*/
204			protected function limitToStatus(IQueryBuilder &$qb, $name) {
205			$this->limitToDBFieldOrGreater($qb, 'status', $name);
206			}
207
208
209			/**
210			* Limit the request by its Id.
211			*
212			* @param IQueryBuilder $qb
213			* @param string $type
214			*/
215			protected function limitToShareType(IQueryBuilder &$qb, string $type) {
216			$this->limitToDBField($qb, 'share_type', $type);
217			}
218
219
220			/**
221			* Limit the request by its Id.
222			*
223			* @param IQueryBuilder $qb
224			* @param string $with
225			*/
226			protected function limitToShareWith(IQueryBuilder &$qb, string $with) {
227			$this->limitToDBField($qb, 'share_with', $with);
228			}
229
230
231			/**
232			* Limit the request to a minimum member level.
233			*
234			* if $pf is an array, will generate an SQL OR request to limit level in multiple tables
235			*
236			* @param IQueryBuilder $qb
237			* @param int $level
238			* @param string\|array $pf
239			*/
240			protected function limitToLevel(IQueryBuilder &$qb, $level, $pf = '') {
241			$expr = $qb->expr();
242
243			if ($pf === '') {
244			$p = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
245			$qb->andWhere($expr->gte($p . 'level', $qb->createNamedParameter($level)));
246
247			return;
248			}
249
250			if (!is_array($pf)) {
251			$pf = [$pf];
252			}
253
254			$orX = $this->generateLimitToLevelMultipleTableRequest($qb, $level, $pf);
255			$qb->andWhere($orX);
256			}
257
258
259			/**
260			* @param IQueryBuilder $qb
261			* @param array $pf
262			*
263			* @return mixed
264			*/
265			private function generateLimitToLevelMultipleTableRequest(IQueryBuilder $qb, $level, $pf) {
266			$expr = $qb->expr();
267			$orX = $expr->orX();
268
269			foreach ($pf as $p) {
270			if ($p === 'g' && !$this->leftJoinedNCGroupAndUser) {
271			continue;
272			}
273			$orX->add($expr->gte($p . '.level', $qb->createNamedParameter($level)));
274			}
275
276			return $orX;
277			}
278
279
280			/**
281			* Limit the search to Members and Almost members
282			*
283			* @param IQueryBuilder $qb
284			*/
285			protected function limitToMembersAndAlmost(IQueryBuilder &$qb) {
286			$expr = $qb->expr();
287
288			$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
289
290			$orX = $expr->orX();
291			$orX->add($expr->eq($pf . 'status', $qb->createNamedParameter(Member::STATUS_MEMBER)));
292			$orX->add($expr->eq($pf . 'status', $qb->createNamedParameter(Member::STATUS_INVITED)));
293			$orX->add($expr->eq($pf . 'status', $qb->createNamedParameter(Member::STATUS_REQUEST)));
294
295			$qb->andWhere($orX);
296			}
297
298
299			/**
300			* @param IQueryBuilder $qb
301			* @param string $field
302			* @param string\|integer $value
303			*/
304			private function limitToDBField(IQueryBuilder &$qb, $field, $value) {
305			$expr = $qb->expr();
306			$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
307			$qb->andWhere($expr->eq($pf . $field, $qb->createNamedParameter($value)));
308			}
309
310
311			/**
312			* @param IQueryBuilder $qb
313			* @param string $field
314			* @param string\|integer $value
315			*/
316			private function limitToDBFieldOrGreater(IQueryBuilder &$qb, $field, $value) {
317			$expr = $qb->expr();
318			$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
319			$qb->andWhere($expr->gte($pf . $field, $qb->createNamedParameter($value)));
320			}
321
322
323			/**
324			* link to the groupId/UserId of the NC DB.
325			* If userId is empty, we add the uid of the NCGroup Table in the select list with 'user_id'
326			* alias
327			*
328			* @param IQueryBuilder $qb
329			* @param string $userId
330			*/
331			protected function limitToNCGroupUser(IQueryBuilder $qb, $userId = '') {
332			$expr = $qb->expr();
333
334			$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
335
336			$and = $expr->andX($expr->eq($pf . 'group_id', 'ncgu.gid'));
337			if ($userId !== '') {
338			$and->add($expr->eq('ncgu.uid', $qb->createNamedParameter($userId)));
339			} else {
340			$qb->selectAlias('ncgu.uid', 'user_id');
341			}
342
343			$qb->from(self::NC_TABLE_GROUP_USER, 'ncgu');
344			$qb->andWhere($and);
345			}
346
347
348			/**
349			* Right Join the Circles table
350			*
351			* @param IQueryBuilder $qb
352			*
353			* @deprecated not used (14/07/17)
354			*/
355			protected function rightJoinCircles(IQueryBuilder &$qb) {
356			$expr = $qb->expr();
357			$pf = ($qb->getType() === QueryBuilder::SELECT) ? $this->default_select_alias . '.' : '';
358
359			$qb->from(self::TABLE_CIRCLES, 'c')
360			->andWhere(
361			$expr->eq(
362			$pf . 'circle_id',
363			$qb->createFunction(
364			'SUBSTR(`c`.`unique_id`, 1, ' . Circle::SHORT_UNIQUE_ID_LENGTH . ')'
365			)
366			)
367			);
368			}
369
370
371			/**
372			* Left Join circle table to get more information about the circle.
373			*
374			* @param IQueryBuilder $qb
375			*/
376			protected function leftJoinCircle(IQueryBuilder &$qb) {
377
378			if ($qb->getType() !== QueryBuilder::SELECT) {
379			return;
380			}
381
382			$expr = $qb->expr();
383			$pf = $this->default_select_alias . '.';
384
385			/** @noinspection PhpMethodParametersCountMismatchInspection */
386			$qb->selectAlias('lc.type', 'circle_type')
387			->selectAlias('lc.name', 'circle_name')
388			->leftJoin(
389			$this->default_select_alias, CoreRequestBuilder::TABLE_CIRCLES, 'lc',
390			$expr->eq(
391			$pf . 'circle_id',
392			$qb->createFunction(
393			'SUBSTR(`lc`.`unique_id`, 1, ' . Circle::SHORT_UNIQUE_ID_LENGTH . ')'
394			)
395			)
396			);
397			}
398
399
400			/**
401			* link to the groupId/UserId of the NC DB.
402			*
403			* @param IQueryBuilder $qb
404			* @param string $userId
405			* @param string $field
406			*/
407			protected function leftJoinNCGroupAndUser(IQueryBuilder $qb, $userId, $field) {
408			if (!$this->configService->isLinkedGroupsAllowed()) {
409			return;
410			}
411
412			$expr = $qb->expr();
413			$qb->leftJoin(
414			$this->default_select_alias, self::NC_TABLE_GROUP_USER, 'ncgu',
415			$expr->eq('ncgu.uid', $qb->createNamedParameter($userId))
416			);
417
418			/** @noinspection PhpMethodParametersCountMismatchInspection */
419			$qb->leftJoin(
420			$this->default_select_alias, CoreRequestBuilder::TABLE_GROUPS, 'g',
421			$expr->andX(
422			$expr->eq('ncgu.gid', 'g.group_id'),
423			$expr->eq(
424			'g.circle_id', $qb->createFunction(
425			'SUBSTR(' . $field . ', 1, ' . Circle::SHORT_UNIQUE_ID_LENGTH . ')'
426			)
427			)
428			)
429			);
430
431			$this->leftJoinedNCGroupAndUser = true;
432			}
433			}
434
435
436
437

nextcloud / circles

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CoreRequestBuilder::limitToId() A

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