1304 lines
35 KiB
PHP
1304 lines
35 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Daniel Kesselberg <mail@danielkesselberg.de>
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* @author J0WI <J0WI@users.noreply.github.com>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Vincent Petry <vincent@nextcloud.com>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\DB\QueryBuilder;
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use Doctrine\DBAL\Platforms\MySQLPlatform;
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use Doctrine\DBAL\Platforms\OraclePlatform;
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use Doctrine\DBAL\Platforms\PostgreSQL94Platform;
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use Doctrine\DBAL\Platforms\SqlitePlatform;
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use Doctrine\DBAL\Query\QueryException;
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use OC\DB\ConnectionAdapter;
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use OC\DB\QueryBuilder\ExpressionBuilder\ExpressionBuilder;
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use OC\DB\QueryBuilder\ExpressionBuilder\MySqlExpressionBuilder;
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use OC\DB\QueryBuilder\ExpressionBuilder\OCIExpressionBuilder;
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use OC\DB\QueryBuilder\ExpressionBuilder\PgSqlExpressionBuilder;
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use OC\DB\QueryBuilder\ExpressionBuilder\SqliteExpressionBuilder;
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use OC\DB\QueryBuilder\FunctionBuilder\FunctionBuilder;
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use OC\DB\QueryBuilder\FunctionBuilder\OCIFunctionBuilder;
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use OC\DB\QueryBuilder\FunctionBuilder\PgSqlFunctionBuilder;
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use OC\DB\QueryBuilder\FunctionBuilder\SqliteFunctionBuilder;
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use OC\DB\ResultAdapter;
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use OC\SystemConfig;
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use OCP\DB\IResult;
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use OCP\DB\QueryBuilder\ILiteral;
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use OCP\DB\QueryBuilder\IParameter;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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use OCP\DB\QueryBuilder\IQueryFunction;
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use OCP\ILogger;
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class QueryBuilder implements IQueryBuilder {
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/** @var ConnectionAdapter */
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private $connection;
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/** @var SystemConfig */
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private $systemConfig;
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/** @var ILogger */
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private $logger;
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/** @var \Doctrine\DBAL\Query\QueryBuilder */
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private $queryBuilder;
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/** @var QuoteHelper */
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private $helper;
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/** @var bool */
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private $automaticTablePrefix = true;
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/** @var string */
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protected $lastInsertedTable;
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/**
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* Initializes a new QueryBuilder.
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*
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* @param ConnectionAdapter $connection
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* @param SystemConfig $systemConfig
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* @param ILogger $logger
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*/
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public function __construct(ConnectionAdapter $connection, SystemConfig $systemConfig, ILogger $logger) {
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$this->connection = $connection;
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$this->systemConfig = $systemConfig;
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$this->logger = $logger;
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$this->queryBuilder = new \Doctrine\DBAL\Query\QueryBuilder($this->connection->getInner());
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$this->helper = new QuoteHelper();
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}
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/**
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* Enable/disable automatic prefixing of table names with the oc_ prefix
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*
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* @param bool $enabled If set to true table names will be prefixed with the
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* owncloud database prefix automatically.
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* @since 8.2.0
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*/
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public function automaticTablePrefix($enabled) {
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$this->automaticTablePrefix = (bool) $enabled;
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}
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/**
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* Gets an ExpressionBuilder used for object-oriented construction of query expressions.
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* This producer method is intended for convenient inline usage. Example:
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u')
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* ->from('users', 'u')
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* ->where($qb->expr()->eq('u.id', 1));
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* </code>
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*
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* For more complex expression construction, consider storing the expression
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* builder object in a local variable.
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*
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* @return \OCP\DB\QueryBuilder\IExpressionBuilder
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*/
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public function expr() {
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if ($this->connection->getDatabasePlatform() instanceof OraclePlatform) {
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return new OCIExpressionBuilder($this->connection, $this);
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}
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if ($this->connection->getDatabasePlatform() instanceof PostgreSQL94Platform) {
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return new PgSqlExpressionBuilder($this->connection, $this);
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}
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if ($this->connection->getDatabasePlatform() instanceof MySQLPlatform) {
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return new MySqlExpressionBuilder($this->connection, $this);
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}
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if ($this->connection->getDatabasePlatform() instanceof SqlitePlatform) {
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return new SqliteExpressionBuilder($this->connection, $this);
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}
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return new ExpressionBuilder($this->connection, $this);
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}
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/**
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* Gets an FunctionBuilder used for object-oriented construction of query functions.
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* This producer method is intended for convenient inline usage. Example:
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u')
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* ->from('users', 'u')
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* ->where($qb->fun()->md5('u.id'));
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* </code>
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*
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* For more complex function construction, consider storing the function
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* builder object in a local variable.
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*
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* @return \OCP\DB\QueryBuilder\IFunctionBuilder
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*/
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public function func() {
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if ($this->connection->getDatabasePlatform() instanceof OraclePlatform) {
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return new OCIFunctionBuilder($this->helper);
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}
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if ($this->connection->getDatabasePlatform() instanceof SqlitePlatform) {
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return new SqliteFunctionBuilder($this->helper);
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}
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if ($this->connection->getDatabasePlatform() instanceof PostgreSQL94Platform) {
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return new PgSqlFunctionBuilder($this->helper);
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}
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return new FunctionBuilder($this->helper);
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}
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/**
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* Gets the type of the currently built query.
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*
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* @return integer
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*/
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public function getType() {
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return $this->queryBuilder->getType();
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}
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/**
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* Gets the associated DBAL Connection for this query builder.
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*
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* @return \OCP\IDBConnection
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*/
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public function getConnection() {
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return $this->connection;
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}
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/**
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* Gets the state of this query builder instance.
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*
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* @return integer Either QueryBuilder::STATE_DIRTY or QueryBuilder::STATE_CLEAN.
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*/
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public function getState() {
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return $this->queryBuilder->getState();
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}
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/**
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* Executes this query using the bound parameters and their types.
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*
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* Uses {@see Connection::executeQuery} for select statements and {@see Connection::executeUpdate}
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* for insert, update and delete statements.
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*
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* @return IResult|int
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*/
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public function execute() {
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if ($this->systemConfig->getValue('log_query', false)) {
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try {
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$params = [];
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foreach ($this->getParameters() as $placeholder => $value) {
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if ($value instanceof \DateTime) {
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$params[] = $placeholder . ' => DateTime:\'' . $value->format('c') . '\'';
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} elseif (is_array($value)) {
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$params[] = $placeholder . ' => (\'' . implode('\', \'', $value) . '\')';
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} else {
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$params[] = $placeholder . ' => \'' . $value . '\'';
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}
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}
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if (empty($params)) {
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$this->logger->debug('DB QueryBuilder: \'{query}\'', [
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'query' => $this->getSQL(),
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'app' => 'core',
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]);
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} else {
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$this->logger->debug('DB QueryBuilder: \'{query}\' with parameters: {params}', [
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'query' => $this->getSQL(),
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'params' => implode(', ', $params),
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'app' => 'core',
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]);
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}
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} catch (\Error $e) {
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// likely an error during conversion of $value to string
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$this->logger->debug('DB QueryBuilder: error trying to log SQL query');
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$this->logger->logException($e);
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}
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}
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if (!empty($this->getQueryPart('select'))) {
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$select = $this->getQueryPart('select');
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$hasSelectAll = array_filter($select, static function ($s) {
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return $s === '*';
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});
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$hasSelectSpecific = array_filter($select, static function ($s) {
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return $s !== '*';
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});
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if (empty($hasSelectAll) === empty($hasSelectSpecific)) {
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$exception = new QueryException('Query is selecting * and specific values in the same query. This is not supported in Oracle.');
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$this->logger->logException($exception, [
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'message' => 'Query is selecting * and specific values in the same query. This is not supported in Oracle.',
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'query' => $this->getSQL(),
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'level' => ILogger::ERROR,
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'app' => 'core',
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]);
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}
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}
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$numberOfParameters = 0;
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$hasTooLargeArrayParameter = false;
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foreach ($this->getParameters() as $parameter) {
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if (is_array($parameter)) {
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$count = count($parameter);
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$numberOfParameters += $count;
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$hasTooLargeArrayParameter = $hasTooLargeArrayParameter || ($count > 1000);
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}
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}
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if ($hasTooLargeArrayParameter) {
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$exception = new QueryException('More than 1000 expressions in a list are not allowed on Oracle.');
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$this->logger->logException($exception, [
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'message' => 'More than 1000 expressions in a list are not allowed on Oracle.',
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'query' => $this->getSQL(),
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'level' => ILogger::ERROR,
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'app' => 'core',
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]);
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}
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if ($numberOfParameters > 65535) {
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$exception = new QueryException('The number of parameters must not exceed 65535. Restriction by PostgreSQL.');
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$this->logger->logException($exception, [
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'message' => 'The number of parameters must not exceed 65535. Restriction by PostgreSQL.',
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'query' => $this->getSQL(),
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'level' => ILogger::ERROR,
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'app' => 'core',
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]);
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}
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$result = $this->queryBuilder->execute();
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if (is_int($result)) {
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return $result;
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}
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return new ResultAdapter($result);
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}
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/**
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* Gets the complete SQL string formed by the current specifications of this QueryBuilder.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u')
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* ->from('User', 'u')
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* echo $qb->getSQL(); // SELECT u FROM User u
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* </code>
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*
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* @return string The SQL query string.
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*/
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public function getSQL() {
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return $this->queryBuilder->getSQL();
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}
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/**
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* Sets a query parameter for the query being constructed.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u')
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* ->from('users', 'u')
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* ->where('u.id = :user_id')
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* ->setParameter(':user_id', 1);
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* </code>
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*
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* @param string|integer $key The parameter position or name.
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* @param mixed $value The parameter value.
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* @param string|null|int $type One of the IQueryBuilder::PARAM_* constants.
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*
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* @return $this This QueryBuilder instance.
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*/
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public function setParameter($key, $value, $type = null) {
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$this->queryBuilder->setParameter($key, $value, $type);
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return $this;
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}
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/**
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* Sets a collection of query parameters for the query being constructed.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u')
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* ->from('users', 'u')
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* ->where('u.id = :user_id1 OR u.id = :user_id2')
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* ->setParameters(array(
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* ':user_id1' => 1,
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* ':user_id2' => 2
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* ));
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* </code>
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*
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* @param array $params The query parameters to set.
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* @param array $types The query parameters types to set.
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*
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* @return $this This QueryBuilder instance.
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*/
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public function setParameters(array $params, array $types = []) {
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$this->queryBuilder->setParameters($params, $types);
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return $this;
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}
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/**
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* Gets all defined query parameters for the query being constructed indexed by parameter index or name.
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*
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* @return array The currently defined query parameters indexed by parameter index or name.
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*/
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public function getParameters() {
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return $this->queryBuilder->getParameters();
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}
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/**
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* Gets a (previously set) query parameter of the query being constructed.
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*
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* @param mixed $key The key (index or name) of the bound parameter.
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*
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* @return mixed The value of the bound parameter.
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*/
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public function getParameter($key) {
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return $this->queryBuilder->getParameter($key);
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}
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/**
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* Gets all defined query parameter types for the query being constructed indexed by parameter index or name.
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*
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* @return array The currently defined query parameter types indexed by parameter index or name.
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*/
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public function getParameterTypes() {
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return $this->queryBuilder->getParameterTypes();
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}
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/**
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* Gets a (previously set) query parameter type of the query being constructed.
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*
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* @param mixed $key The key (index or name) of the bound parameter type.
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*
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* @return mixed The value of the bound parameter type.
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*/
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public function getParameterType($key) {
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return $this->queryBuilder->getParameterType($key);
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}
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/**
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* Sets the position of the first result to retrieve (the "offset").
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*
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* @param integer $firstResult The first result to return.
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*
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* @return $this This QueryBuilder instance.
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*/
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public function setFirstResult($firstResult) {
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$this->queryBuilder->setFirstResult($firstResult);
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return $this;
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}
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/**
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* Gets the position of the first result the query object was set to retrieve (the "offset").
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* Returns NULL if {@link setFirstResult} was not applied to this QueryBuilder.
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*
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* @return integer The position of the first result.
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*/
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public function getFirstResult() {
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return $this->queryBuilder->getFirstResult();
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}
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/**
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* Sets the maximum number of results to retrieve (the "limit").
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*
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* NOTE: Setting max results to "0" will cause mixed behaviour. While most
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* of the databases will just return an empty result set, Oracle will return
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* all entries.
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*
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* @param integer $maxResults The maximum number of results to retrieve.
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*
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* @return $this This QueryBuilder instance.
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*/
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public function setMaxResults($maxResults) {
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$this->queryBuilder->setMaxResults($maxResults);
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return $this;
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}
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/**
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* Gets the maximum number of results the query object was set to retrieve (the "limit").
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* Returns NULL if {@link setMaxResults} was not applied to this query builder.
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*
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* @return int|null The maximum number of results.
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*/
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public function getMaxResults() {
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return $this->queryBuilder->getMaxResults();
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}
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/**
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* Specifies an item that is to be returned in the query result.
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* Replaces any previously specified selections, if any.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u.id', 'p.id')
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* ->from('users', 'u')
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* ->leftJoin('u', 'phonenumbers', 'p', 'u.id = p.user_id');
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* </code>
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*
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* @param mixed ...$selects The selection expressions.
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*
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* '@return $this This QueryBuilder instance.
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*/
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public function select(...$selects) {
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if (count($selects) === 1 && is_array($selects[0])) {
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$selects = $selects[0];
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}
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$this->queryBuilder->select(
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$this->helper->quoteColumnNames($selects)
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);
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return $this;
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}
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/**
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* Specifies an item that is to be returned with a different name in the query result.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->selectAlias('u.id', 'user_id')
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* ->from('users', 'u')
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* ->leftJoin('u', 'phonenumbers', 'p', 'u.id = p.user_id');
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* </code>
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*
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* @param mixed $select The selection expressions.
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* @param string $alias The column alias used in the constructed query.
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*
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* @return $this This QueryBuilder instance.
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*/
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public function selectAlias($select, $alias) {
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$this->queryBuilder->addSelect(
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$this->helper->quoteColumnName($select) . ' AS ' . $this->helper->quoteColumnName($alias)
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);
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return $this;
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}
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/**
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* Specifies an item that is to be returned uniquely in the query result.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->selectDistinct('type')
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* ->from('users');
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* </code>
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*
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* @param mixed $select The selection expressions.
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*
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* @return $this This QueryBuilder instance.
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*/
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public function selectDistinct($select) {
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if (!is_array($select)) {
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$select = [$select];
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}
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$quotedSelect = $this->helper->quoteColumnNames($select);
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$this->queryBuilder->addSelect(
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'DISTINCT ' . implode(', ', $quotedSelect)
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);
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return $this;
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}
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|
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/**
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* Adds an item that is to be returned in the query result.
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*
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* <code>
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* $qb = $conn->getQueryBuilder()
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* ->select('u.id')
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* ->addSelect('p.id')
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* ->from('users', 'u')
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* ->leftJoin('u', 'phonenumbers', 'u.id = p.user_id');
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* </code>
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*
|
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* @param mixed ...$selects The selection expression.
|
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*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function addSelect(...$selects) {
|
|
if (count($selects) === 1 && is_array($selects[0])) {
|
|
$selects = $selects[0];
|
|
}
|
|
|
|
$this->queryBuilder->addSelect(
|
|
$this->helper->quoteColumnNames($selects)
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Turns the query being built into a bulk delete query that ranges over
|
|
* a certain table.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->delete('users', 'u')
|
|
* ->where('u.id = :user_id');
|
|
* ->setParameter(':user_id', 1);
|
|
* </code>
|
|
*
|
|
* @param string $delete The table whose rows are subject to the deletion.
|
|
* @param string $alias The table alias used in the constructed query.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function delete($delete = null, $alias = null) {
|
|
$this->queryBuilder->delete(
|
|
$this->getTableName($delete),
|
|
$alias
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Turns the query being built into a bulk update query that ranges over
|
|
* a certain table
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->update('users', 'u')
|
|
* ->set('u.password', md5('password'))
|
|
* ->where('u.id = ?');
|
|
* </code>
|
|
*
|
|
* @param string $update The table whose rows are subject to the update.
|
|
* @param string $alias The table alias used in the constructed query.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function update($update = null, $alias = null) {
|
|
$this->queryBuilder->update(
|
|
$this->getTableName($update),
|
|
$alias
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Turns the query being built into an insert query that inserts into
|
|
* a certain table
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->insert('users')
|
|
* ->values(
|
|
* array(
|
|
* 'name' => '?',
|
|
* 'password' => '?'
|
|
* )
|
|
* );
|
|
* </code>
|
|
*
|
|
* @param string $insert The table into which the rows should be inserted.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function insert($insert = null) {
|
|
$this->queryBuilder->insert(
|
|
$this->getTableName($insert)
|
|
);
|
|
|
|
$this->lastInsertedTable = $insert;
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Creates and adds a query root corresponding to the table identified by the
|
|
* given alias, forming a cartesian product with any existing query roots.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.id')
|
|
* ->from('users', 'u')
|
|
* </code>
|
|
*
|
|
* @param string $from The table.
|
|
* @param string|null $alias The alias of the table.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function from($from, $alias = null) {
|
|
$this->queryBuilder->from(
|
|
$this->getTableName($from),
|
|
$this->quoteAlias($alias)
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Creates and adds a join to the query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->join('u', 'phonenumbers', 'p', 'p.is_primary = 1');
|
|
* </code>
|
|
*
|
|
* @param string $fromAlias The alias that points to a from clause.
|
|
* @param string $join The table name to join.
|
|
* @param string $alias The alias of the join table.
|
|
* @param string $condition The condition for the join.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function join($fromAlias, $join, $alias, $condition = null) {
|
|
$this->queryBuilder->join(
|
|
$this->quoteAlias($fromAlias),
|
|
$this->getTableName($join),
|
|
$this->quoteAlias($alias),
|
|
$condition
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Creates and adds a join to the query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->innerJoin('u', 'phonenumbers', 'p', 'p.is_primary = 1');
|
|
* </code>
|
|
*
|
|
* @param string $fromAlias The alias that points to a from clause.
|
|
* @param string $join The table name to join.
|
|
* @param string $alias The alias of the join table.
|
|
* @param string $condition The condition for the join.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function innerJoin($fromAlias, $join, $alias, $condition = null) {
|
|
$this->queryBuilder->innerJoin(
|
|
$this->quoteAlias($fromAlias),
|
|
$this->getTableName($join),
|
|
$this->quoteAlias($alias),
|
|
$condition
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Creates and adds a left join to the query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->leftJoin('u', 'phonenumbers', 'p', 'p.is_primary = 1');
|
|
* </code>
|
|
*
|
|
* @param string $fromAlias The alias that points to a from clause.
|
|
* @param string $join The table name to join.
|
|
* @param string $alias The alias of the join table.
|
|
* @param string $condition The condition for the join.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function leftJoin($fromAlias, $join, $alias, $condition = null) {
|
|
$this->queryBuilder->leftJoin(
|
|
$this->quoteAlias($fromAlias),
|
|
$this->getTableName($join),
|
|
$this->quoteAlias($alias),
|
|
$condition
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Creates and adds a right join to the query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->rightJoin('u', 'phonenumbers', 'p', 'p.is_primary = 1');
|
|
* </code>
|
|
*
|
|
* @param string $fromAlias The alias that points to a from clause.
|
|
* @param string $join The table name to join.
|
|
* @param string $alias The alias of the join table.
|
|
* @param string $condition The condition for the join.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function rightJoin($fromAlias, $join, $alias, $condition = null) {
|
|
$this->queryBuilder->rightJoin(
|
|
$this->quoteAlias($fromAlias),
|
|
$this->getTableName($join),
|
|
$this->quoteAlias($alias),
|
|
$condition
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Sets a new value for a column in a bulk update query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->update('users', 'u')
|
|
* ->set('u.password', md5('password'))
|
|
* ->where('u.id = ?');
|
|
* </code>
|
|
*
|
|
* @param string $key The column to set.
|
|
* @param ILiteral|IParameter|IQueryFunction|string $value The value, expression, placeholder, etc.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function set($key, $value) {
|
|
$this->queryBuilder->set(
|
|
$this->helper->quoteColumnName($key),
|
|
$this->helper->quoteColumnName($value)
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Specifies one or more restrictions to the query result.
|
|
* Replaces any previously specified restrictions, if any.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->where('u.id = ?');
|
|
*
|
|
* // You can optionally programatically build and/or expressions
|
|
* $qb = $conn->getQueryBuilder();
|
|
*
|
|
* $or = $qb->expr()->orx();
|
|
* $or->add($qb->expr()->eq('u.id', 1));
|
|
* $or->add($qb->expr()->eq('u.id', 2));
|
|
*
|
|
* $qb->update('users', 'u')
|
|
* ->set('u.password', md5('password'))
|
|
* ->where($or);
|
|
* </code>
|
|
*
|
|
* @param mixed ...$predicates The restriction predicates.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function where(...$predicates) {
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'where'],
|
|
$predicates
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Adds one or more restrictions to the query results, forming a logical
|
|
* conjunction with any previously specified restrictions.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u')
|
|
* ->from('users', 'u')
|
|
* ->where('u.username LIKE ?')
|
|
* ->andWhere('u.is_active = 1');
|
|
* </code>
|
|
*
|
|
* @param mixed ...$where The query restrictions.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*
|
|
* @see where()
|
|
*/
|
|
public function andWhere(...$where) {
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'andWhere'],
|
|
$where
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Adds one or more restrictions to the query results, forming a logical
|
|
* disjunction with any previously specified restrictions.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->where('u.id = 1')
|
|
* ->orWhere('u.id = 2');
|
|
* </code>
|
|
*
|
|
* @param mixed ...$where The WHERE statement.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*
|
|
* @see where()
|
|
*/
|
|
public function orWhere(...$where) {
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'orWhere'],
|
|
$where
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Specifies a grouping over the results of the query.
|
|
* Replaces any previously specified groupings, if any.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->groupBy('u.id');
|
|
* </code>
|
|
*
|
|
* @param mixed ...$groupBys The grouping expression.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function groupBy(...$groupBys) {
|
|
if (count($groupBys) === 1 && is_array($groupBys[0])) {
|
|
$groupBys = $groupBys[0];
|
|
}
|
|
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'groupBy'],
|
|
$this->helper->quoteColumnNames($groupBys)
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Adds a grouping expression to the query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->select('u.name')
|
|
* ->from('users', 'u')
|
|
* ->groupBy('u.lastLogin');
|
|
* ->addGroupBy('u.createdAt')
|
|
* </code>
|
|
*
|
|
* @param mixed ...$groupBy The grouping expression.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function addGroupBy(...$groupBys) {
|
|
if (count($groupBys) === 1 && is_array($groupBys[0])) {
|
|
$$groupBys = $groupBys[0];
|
|
}
|
|
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'addGroupBy'],
|
|
$this->helper->quoteColumnNames($groupBys)
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Sets a value for a column in an insert query.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->insert('users')
|
|
* ->values(
|
|
* array(
|
|
* 'name' => '?'
|
|
* )
|
|
* )
|
|
* ->setValue('password', '?');
|
|
* </code>
|
|
*
|
|
* @param string $column The column into which the value should be inserted.
|
|
* @param IParameter|string $value The value that should be inserted into the column.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function setValue($column, $value) {
|
|
$this->queryBuilder->setValue(
|
|
$this->helper->quoteColumnName($column),
|
|
(string) $value
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Specifies values for an insert query indexed by column names.
|
|
* Replaces any previous values, if any.
|
|
*
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder()
|
|
* ->insert('users')
|
|
* ->values(
|
|
* array(
|
|
* 'name' => '?',
|
|
* 'password' => '?'
|
|
* )
|
|
* );
|
|
* </code>
|
|
*
|
|
* @param array $values The values to specify for the insert query indexed by column names.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function values(array $values) {
|
|
$quotedValues = [];
|
|
foreach ($values as $key => $value) {
|
|
$quotedValues[$this->helper->quoteColumnName($key)] = $value;
|
|
}
|
|
|
|
$this->queryBuilder->values($quotedValues);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Specifies a restriction over the groups of the query.
|
|
* Replaces any previous having restrictions, if any.
|
|
*
|
|
* @param mixed ...$having The restriction over the groups.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function having(...$having) {
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'having'],
|
|
$having
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Adds a restriction over the groups of the query, forming a logical
|
|
* conjunction with any existing having restrictions.
|
|
*
|
|
* @param mixed ...$having The restriction to append.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function andHaving(...$having) {
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'andHaving'],
|
|
$having
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Adds a restriction over the groups of the query, forming a logical
|
|
* disjunction with any existing having restrictions.
|
|
*
|
|
* @param mixed ...$having The restriction to add.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function orHaving(...$having) {
|
|
call_user_func_array(
|
|
[$this->queryBuilder, 'orHaving'],
|
|
$having
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Specifies an ordering for the query results.
|
|
* Replaces any previously specified orderings, if any.
|
|
*
|
|
* @param string $sort The ordering expression.
|
|
* @param string $order The ordering direction.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function orderBy($sort, $order = null) {
|
|
$this->queryBuilder->orderBy(
|
|
$this->helper->quoteColumnName($sort),
|
|
$order
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Adds an ordering to the query results.
|
|
*
|
|
* @param string $sort The ordering expression.
|
|
* @param string $order The ordering direction.
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function addOrderBy($sort, $order = null) {
|
|
$this->queryBuilder->addOrderBy(
|
|
$this->helper->quoteColumnName($sort),
|
|
$order
|
|
);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Gets a query part by its name.
|
|
*
|
|
* @param string $queryPartName
|
|
*
|
|
* @return mixed
|
|
*/
|
|
public function getQueryPart($queryPartName) {
|
|
return $this->queryBuilder->getQueryPart($queryPartName);
|
|
}
|
|
|
|
/**
|
|
* Gets all query parts.
|
|
*
|
|
* @return array
|
|
*/
|
|
public function getQueryParts() {
|
|
return $this->queryBuilder->getQueryParts();
|
|
}
|
|
|
|
/**
|
|
* Resets SQL parts.
|
|
*
|
|
* @param array|null $queryPartNames
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function resetQueryParts($queryPartNames = null) {
|
|
$this->queryBuilder->resetQueryParts($queryPartNames);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Resets a single SQL part.
|
|
*
|
|
* @param string $queryPartName
|
|
*
|
|
* @return $this This QueryBuilder instance.
|
|
*/
|
|
public function resetQueryPart($queryPartName) {
|
|
$this->queryBuilder->resetQueryPart($queryPartName);
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* Creates a new named parameter and bind the value $value to it.
|
|
*
|
|
* This method provides a shortcut for PDOStatement::bindValue
|
|
* when using prepared statements.
|
|
*
|
|
* The parameter $value specifies the value that you want to bind. If
|
|
* $placeholder is not provided bindValue() will automatically create a
|
|
* placeholder for you. An automatic placeholder will be of the name
|
|
* ':dcValue1', ':dcValue2' etc.
|
|
*
|
|
* For more information see {@link https://www.php.net/pdostatement-bindparam}
|
|
*
|
|
* Example:
|
|
* <code>
|
|
* $value = 2;
|
|
* $q->eq( 'id', $q->bindValue( $value ) );
|
|
* $stmt = $q->executeQuery(); // executed with 'id = 2'
|
|
* </code>
|
|
*
|
|
* @license New BSD License
|
|
* @link http://www.zetacomponents.org
|
|
*
|
|
* @param mixed $value
|
|
* @param mixed $type
|
|
* @param string $placeHolder The name to bind with. The string must start with a colon ':'.
|
|
*
|
|
* @return IParameter the placeholder name used.
|
|
*/
|
|
public function createNamedParameter($value, $type = IQueryBuilder::PARAM_STR, $placeHolder = null) {
|
|
return new Parameter($this->queryBuilder->createNamedParameter($value, $type, $placeHolder));
|
|
}
|
|
|
|
/**
|
|
* Creates a new positional parameter and bind the given value to it.
|
|
*
|
|
* Attention: If you are using positional parameters with the query builder you have
|
|
* to be very careful to bind all parameters in the order they appear in the SQL
|
|
* statement , otherwise they get bound in the wrong order which can lead to serious
|
|
* bugs in your code.
|
|
*
|
|
* Example:
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder();
|
|
* $qb->select('u.*')
|
|
* ->from('users', 'u')
|
|
* ->where('u.username = ' . $qb->createPositionalParameter('Foo', IQueryBuilder::PARAM_STR))
|
|
* ->orWhere('u.username = ' . $qb->createPositionalParameter('Bar', IQueryBuilder::PARAM_STR))
|
|
* </code>
|
|
*
|
|
* @param mixed $value
|
|
* @param integer $type
|
|
*
|
|
* @return IParameter
|
|
*/
|
|
public function createPositionalParameter($value, $type = IQueryBuilder::PARAM_STR) {
|
|
return new Parameter($this->queryBuilder->createPositionalParameter($value, $type));
|
|
}
|
|
|
|
/**
|
|
* Creates a new parameter
|
|
*
|
|
* Example:
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder();
|
|
* $qb->select('u.*')
|
|
* ->from('users', 'u')
|
|
* ->where('u.username = ' . $qb->createParameter('name'))
|
|
* ->setParameter('name', 'Bar', IQueryBuilder::PARAM_STR))
|
|
* </code>
|
|
*
|
|
* @param string $name
|
|
*
|
|
* @return IParameter
|
|
*/
|
|
public function createParameter($name) {
|
|
return new Parameter(':' . $name);
|
|
}
|
|
|
|
/**
|
|
* Creates a new function
|
|
*
|
|
* Attention: Column names inside the call have to be quoted before hand
|
|
*
|
|
* Example:
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder();
|
|
* $qb->select($qb->createFunction('COUNT(*)'))
|
|
* ->from('users', 'u')
|
|
* echo $qb->getSQL(); // SELECT COUNT(*) FROM `users` u
|
|
* </code>
|
|
* <code>
|
|
* $qb = $conn->getQueryBuilder();
|
|
* $qb->select($qb->createFunction('COUNT(`column`)'))
|
|
* ->from('users', 'u')
|
|
* echo $qb->getSQL(); // SELECT COUNT(`column`) FROM `users` u
|
|
* </code>
|
|
*
|
|
* @param string $call
|
|
*
|
|
* @return IQueryFunction
|
|
*/
|
|
public function createFunction($call) {
|
|
return new QueryFunction($call);
|
|
}
|
|
|
|
/**
|
|
* Used to get the id of the last inserted element
|
|
* @return int
|
|
* @throws \BadMethodCallException When being called before an insert query has been run.
|
|
*/
|
|
public function getLastInsertId() {
|
|
if ($this->getType() === \Doctrine\DBAL\Query\QueryBuilder::INSERT && $this->lastInsertedTable) {
|
|
// lastInsertId() needs the prefix but no quotes
|
|
$table = $this->prefixTableName($this->lastInsertedTable);
|
|
return (int) $this->connection->lastInsertId($table);
|
|
}
|
|
|
|
throw new \BadMethodCallException('Invalid call to getLastInsertId without using insert() before.');
|
|
}
|
|
|
|
/**
|
|
* Returns the table name quoted and with database prefix as needed by the implementation
|
|
*
|
|
* @param string $table
|
|
* @return string
|
|
*/
|
|
public function getTableName($table) {
|
|
if ($table instanceof IQueryFunction) {
|
|
return (string) $table;
|
|
}
|
|
|
|
$table = $this->prefixTableName($table);
|
|
return $this->helper->quoteColumnName($table);
|
|
}
|
|
|
|
/**
|
|
* Returns the table name with database prefix as needed by the implementation
|
|
*
|
|
* @param string $table
|
|
* @return string
|
|
*/
|
|
protected function prefixTableName($table) {
|
|
if ($this->automaticTablePrefix === false || strpos($table, '*PREFIX*') === 0) {
|
|
return $table;
|
|
}
|
|
|
|
return '*PREFIX*' . $table;
|
|
}
|
|
|
|
/**
|
|
* Returns the column name quoted and with table alias prefix as needed by the implementation
|
|
*
|
|
* @param string $column
|
|
* @param string $tableAlias
|
|
* @return string
|
|
*/
|
|
public function getColumnName($column, $tableAlias = '') {
|
|
if ($tableAlias !== '') {
|
|
$tableAlias .= '.';
|
|
}
|
|
|
|
return $this->helper->quoteColumnName($tableAlias . $column);
|
|
}
|
|
|
|
/**
|
|
* Returns the column name quoted and with table alias prefix as needed by the implementation
|
|
*
|
|
* @param string $alias
|
|
* @return string
|
|
*/
|
|
public function quoteAlias($alias) {
|
|
if ($alias === '' || $alias === null) {
|
|
return $alias;
|
|
}
|
|
|
|
return $this->helper->quoteColumnName($alias);
|
|
}
|
|
}
|