Connection::count() - Code Metrics - platine-php/database - Measure and Improve Code Quality continuously with Scrutinizer

Connection::count() A
last analyzed 2025-06-27 08:23 UTC

↳ Parent: Connection

Complexity

Conditions	1
Paths	1

Size

Total Lines	9
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
eloc	5
c	1
b	0
f	0
dl	0
loc	9
rs	10
cc	1
nc	1
nop	2

<?php

/**
 * Platine Database
 *
 * Platine Database is the abstraction layer using PDO with support of query and schema builder
 *
 * This content is released under the MIT License (MIT)
 *
 * Copyright (c) 2020 Platine Database
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

/**
 *  @file Connection.php
 *
 *  The Database Connection class
 *
 *  @package    Platine\Database
 *  @author Platine Developers Team
 *  @copyright  Copyright (c) 2020
 *  @license    http://opensource.org/licenses/MIT  MIT License
 *  @link   https://www.platine-php.com
 *  @version 1.0.0
 *  @filesource
 */
declare(strict_types=1);

namespace Platine\Database;

use InvalidArgumentException;
use PDO;
use PDOException;
use PDOStatement;
use Platine\Database\Driver\Driver;
use Platine\Database\Exception\ConnectionException;
use Platine\Database\Exception\QueryException;
use Platine\Database\Exception\QueryPrepareException;
use Platine\Database\Exception\TransactionException;
use Platine\Logger\Logger;
use Platine\Logger\LoggerInterface;

/**
 * @class Connection
 * @package Platine\Database
 */
class Connection
{
    /**
     * The PDO instance
     * @var PDO
     */
    protected PDO $pdo;

    /**
     * The PDO data source name
     * @var string
     */
    protected string $dsn = '';

    /**
     * The list of execution query logs
     * @var array<int, array<string, mixed>>
     */
    protected array $logs = [];

    /**
     * The driver to use
     * @var Driver
     */
    protected Driver $driver;

    /**
     * The Schema instance to use
     * @var Schema
     */
    protected Schema $schema;

    /**
     * The connection configuration
     * @var Configuration
     */
    protected Configuration $config;

    /**
     * The connection parameters
     * @var array<int|string, mixed>
     */
    protected array $params = [];

    /**
     * The logger interface test
     * @var LoggerInterface
     */
    protected LoggerInterface $logger;

    /**
     * The last execution SQL queries
     * @var array<int, string>
     */
    protected array $sql = [];

    /**
     * The last execution query parameters values
     * @var array<int, array<mixed>>
     */
    protected array $values = [];

    /**
     * Emulate instead of execute the query
     * @var bool
     */
    protected bool $emulate = false;

    /**
     * Connection constructor.
     * @param Configuration $config
     * @param LoggerInterface|null $logger
     * @throws ConnectionException
     */
    public function __construct(
        Configuration $config,
        ?LoggerInterface $logger = null
    ) {
        $this->config = $config;

        $this->logger = $logger ?? new Logger();
        if ($this->logger instanceof Logger) {
            $this->logger->setChannel('db');
        }

        $this->createDriver();

        $this->schema = new Schema($this);

        $this->connect();
    }

    /**
     * Create database driver
     * @return $this
     */
    public function createDriver(): self
    {
        /** @var class-string<Driver> $driverClass */
        $driverClass = $this->config->getDriverClassName();

        $this->driver = new $driverClass($this);

        return $this;
    }

    /**
     * Start the database transaction
     * @param string $name
     * @return bool
     */
    public function startTransaction(string $name = 'default'): bool
    {
        $this->logger->info('Start transaction [{name}]', ['name' => $name]);
        if ($this->pdo->inTransaction()) {
            $this->logger->warning(
                'Can not start transaction [{name}], there is an active transaction',
                ['name' => $name]
            );
            return false;
        }

        return $this->pdo->beginTransaction();
    }

    /**
     * Commit database transaction
     * @param string $name
     * @return bool
     */
    public function commit(string $name = 'default'): bool
    {
        $this->logger->info('Commit transaction [{name}]', ['name' => $name]);

        if ($this->pdo->inTransaction() === false) {
            $this->logger->warning(
                'Can not commit transaction [{name}], there is no active transaction',
                ['name' => $name]
            );
            return false;
        }

        return $this->pdo->commit();
    }

    /**
     * Rollback the database transaction
     * @param string $name
     * @return bool
     */
    public function rollback(string $name = 'default'): bool
    {
        $this->logger->info('Rollback transaction [{name}]', ['name' => $name]);
        if ($this->pdo->inTransaction() === false) {
            $this->logger->warning(
                'Can not rollback transaction [{name}], there is no active transaction',
                ['name' => $name]
            );
            return false;
        }

        return $this->pdo->rollBack();
    }

    /**
     * Connect to the database
     * @return void
     */
    public function connect(): void
    {
        $this->setConnectionParams();

        if ($this->config->isPersistent()) {
            $this->persistent(true);
        }

        $attr = $this->params;

        if (count($attr) === 0) {
            throw new InvalidArgumentException('Invalid database options supplied');
        }

        $driver = $attr['driver'];
        unset($attr['driver']);

        $params = [];
        foreach ($attr as $key => $value) {
            $params[] = is_int($key) ? $value : $key . '=' . $value;
        }

        $dsn = $driver . ':' . implode(';', $params);
        if (in_array($driver, ['mysql', 'pgsql', 'sqlsrv'])) {
            $charset = $this->config->getCharset();
            $this->config->addCommand('SET NAMES "' . $charset . '"' . (
                    $this->config->getDriverName() === 'mysql'
                            ? ' COLLATE "' . $this->config->getCollation() . '"'
                            : ''
                    ));
        }

        $this->dsn = $dsn;

        $this->createPDO();
    }

    /**
     *
     * @param LoggerInterface $logger
     * @return $this
     */
    public function setLogger(LoggerInterface $logger): self
    {
        $this->logger = $logger;

        return $this;
    }

    /**
     * Return the query execution logs
     * @return array<int, array<string, mixed>>
     */
    public function getLogs(): array
    {
        return $this->logs;
    }

    /**
     * Return the current connection parameters
     * @return array<int|string, mixed>
     */
    public function getParams(): array
    {
        return $this->params;
    }

    /**
     * Return the current connection configuration
     * @return Configuration
     */
    public function getConfig(): Configuration
    {
        return $this->config;
    }

    /**
     * Return the current driver instance
     * @return Driver
     */
    public function getDriver(): Driver
    {
        return $this->driver;
    }

    /**
     * Return the current Schema instance
     * @return Schema
     */
    public function getSchema(): Schema
    {
        return $this->schema;
    }

    /**
     * Set connection to be persistent
     * @param bool $value
     * @return $this
     */
    public function persistent(bool $value = true): self
    {
        $this->config->setOption(PDO::ATTR_PERSISTENT, $value);

        return $this;
    }

    /**
     * @return string
     */
    public function getDsn(): string
    {
        return $this->dsn;
    }

    /**
     * Return the instance of the PDO
     * @return PDO
     */
    public function getPDO(): PDO
    {
        return $this->pdo;
    }

    /**
     * Execute the SQL query and return the result
     * @param string $sql
     * @param array<int, mixed> $params the query parameters
     * @return ResultSet
     * @throws QueryException
     */
    public function query(string $sql, array $params = []): ResultSet
    {
        $prepared = $this->prepare($sql, $params);
        $this->execute($prepared);

        return new ResultSet($prepared['statement']);
    }

    /**
     * Direct execute the SQL query
     * @param string $sql
     * @param array<int, mixed> $params the query parameters
     * @return bool
     * @throws QueryException
     */
    public function exec(string $sql, array $params = []): bool
    {
        return $this->execute($this->prepare($sql, $params));
    }

    /**
     *  Execute the SQL query and return the number
     * of affected rows
     * @param string $sql
     * @param array<int, mixed> $params the query parameters
     * @return int
     * @throws QueryException
     */
    public function count(string $sql, array $params = []): int
    {
        $prepared = $this->prepare($sql, $params);
        $this->execute($prepared);

        $result = $prepared['statement']->rowCount();
        $prepared['statement']->closeCursor();

        return $result;
    }

    /**
     *  Execute the SQL query and return the first column result
     * @param string $sql
     * @param array<int, mixed> $params the query parameters
     * @return mixed
     * @throws QueryException
     */
    public function column(string $sql, array $params = []): mixed
    {
        $prepared = $this->prepare($sql, $params);
        $this->execute($prepared);

        $result = $prepared['statement']->fetchColumn();
        $prepared['statement']->closeCursor();

        return $result;
    }

    /**
     * @param callable $callback
     * @param mixed $that
     *
     * @return mixed
     *
     * @throws ConnectionException
     */
    public function transaction(
        callable $callback,
        mixed $that = null
    ): mixed {
        if ($that === null) {
            $that = $this;
        }

        if ($this->pdo->inTransaction()) {
            return $callback($that);
        }

        try {
            $this->pdo->beginTransaction();
            $result = $callback($that);
            $this->pdo->commit();
        } catch (PDOException $exception) {
            $this->pdo->rollBack();
            $this->logger->error('Database transaction error. Error message: {error}', [
                'error' => $exception->getMessage()
            ]);
            throw new TransactionException(
                $exception->getMessage(),
                (int) $exception->getCode(),
                $exception->getPrevious()
            );
        }

        return $result;
    }

    /**
     * {@inheritdoc}
     */
    public function __sleep(): array
    {
        return [
            'dsn',
            'driver',
            'schema',
            'config',
            'params',
            'logger',
        ];
    }

    /**
     * {@inheritdoc}
     */
    public function __wakeup(): void
    {
        $this->createPDO();
    }

    /**
     * Return the last SQL queries
     * @return array<string>
     */
    public function getSql(): array
    {
        return $this->sql;
    }

    /**
     * Return the last query parameters values
     * @return array<int, array<mixed>>
     */
    public function getValues(): array
    {
        return $this->values;
    }

    /**
     * Reset the last query SQL and parameters
     * @return $this
     */
    public function resetSqlValues(): self
    {
        $this->sql    = [];
        $this->values = [];

        return $this;
    }

    /**
     * Return the emulation status
     * @return bool
     */
    public function isEmulate(): bool
    {
        return $this->emulate;
    }

    /**
     * Set the emulation status
     * @param bool $emulate
     * @return $this
     */
    public function setEmulate(bool $emulate): self
    {
        $this->emulate = $emulate;
        return $this;
    }


    /**
     * Create PDO connection
     * @return void
     * @throws ConnectionException
     */
    protected function createPDO(): void
    {
        try {
            $this->pdo = new PDO(
                $this->dsn,
                $this->config->getUsername(),
                $this->config->getPassword(),
                $this->config->getOptions()
            );

            foreach ($this->config->getCommands() as $command) {
                $this->pdo->exec($command);
            }
        } catch (PDOException $exception) {
            $this->logger->emergency('Can not connect to database. Error message: {error}', [
                'error' => $exception->getMessage()
            ]);

            throw new ConnectionException(
                'Can not connect to database',
                (int) $exception->getCode(),
                $exception->getPrevious()
            );
        }
    }

     /**
     * Change the query parameters placeholder with the value
     * @param string $query
     * @param array<int, mixed> $params
     * @return string
     */
    protected function replaceParameters(string $query, array $params): string
    {
        $driver = $this->driver;

        return (string) preg_replace_callback(
            '/\?/',
            function () use ($driver, &$params) {
                $param = array_shift($params);

                $value = is_object($param) ? get_class($param) : $param;
                if (is_int($value) || is_float($value)) {
                    return $value;
                }
                if ($value === null) {
                    return 'NULL';
                }
                if (is_bool($value)) {
                    return $value ? 'TRUE' : 'FALSE';
                }
                return $driver->quote($value);
            },
            $query
        );
    }

    /**
     * Prepare the query
     * @param string $query
     * @param array<mixed> $params
     * @return array<string, mixed>
     * @throws QueryException
     */
    protected function prepare(string $query, array $params): array
    {
        $this->sql[] = $query;
        $this->values[] = $params;
        if ($this->emulate) {
            return [
                'statement' => new ConnectionStatement(),
                'query' => $query,
                'params' => $params
            ];
        }

        try {
            $statement = $this->pdo->prepare($query);
        } catch (PDOException $exception) {
            $this->logger->error('Error when prepare query [{query}]. Error message: {error}', [
                'error' => $exception->getMessage(),
                'query' => $query
            ]);
            throw new QueryPrepareException(
                $exception->getMessage() . ' [' . $query . ']',
                (int) $exception->getCode(),
                $exception->getPrevious()
            );
        }

        return [
            'statement' => $statement,
            'query' => $query,
            'params' => $params
        ];
    }

    /**
     * Execute the prepared query
     * @param array<string, mixed> $prepared
     * @return bool the status of the execution
     * @throws QueryException
     */
    protected function execute(array $prepared): bool
    {
        if ($this->emulate) {
            return true;
        }

        $sql = $this->replaceParameters($prepared['query'], $prepared['params']);
        $sqlLog = [
            'query' => $prepared['query'],
            'parameters' => implode(', ', $prepared['params']),
        ];

        try {
            if ($prepared['params']) {
                $this->bindValues($prepared['statement'], $prepared['params']);
            }
            $start = microtime(true);
            $result = $prepared['statement']->execute();
            $executionTime = microtime(true) - $start;
            $sqlLog['time'] = number_format($executionTime, 6);

            $this->logs[] = $sqlLog;

            $this->logger->info(
                'Execute Query: [{query}], parameters: [{parameters}], time: [{time}]',
                $sqlLog
            );

            $slowQueryTime = $this->config->getSlowQueryTime();

            if ($executionTime >= $slowQueryTime) {
                $this->logger->warning(
                    'Query: [{query}], parameters: [{parameters}] cost too much time: [{time}]',
                    $sqlLog
                );
            }
        } catch (PDOException $exception) {
            $this->logger->error('Error when execute query [{sql}]. Error message: {error}', [
                'error' => $exception->getMessage(),
                'sql' => $sql
            ]);
            throw new QueryException(
                $exception->getMessage() . ' [' . $sql . ']',
                (int) $exception->getCode(),
                $exception->getPrevious()
            );
        }

        return $result;
    }

    /**
     * Bind the parameters values
     * @param PDOStatement $statement
     * @param array<int, mixed> $values
     *
     * @return void
     */
    protected function bindValues(PDOStatement $statement, array $values): void
    {
        foreach ($values as $key => $value) {
            $param = PDO::PARAM_STR;
            if (is_null($value)) {
                $param = PDO::PARAM_NULL;
            } elseif (is_int($value) || is_float($value)) {
                $param = PDO::PARAM_INT;
            } elseif (is_bool($value)) {
                $param = PDO::PARAM_BOOL;
            }

            $statement->bindValue($key + 1, $value, $param);
        }
    }

    /**
     * Set the PDO connection parameters to use
     * @return void
     */
    protected function setConnectionParams(): void
    {
        $port = $this->config->getPort();
        $database = $this->config->getDatabase();
        $hostname = $this->config->getHostname();
        $attr = [];

        $driverName = $this->config->getDriverName();
        switch ($driverName) {
            case 'mysql':
            case 'pgsql':
                $attr = [
                    'driver' => $driverName,
                    'dbname' => $database,
                    'host' => $hostname,
                ];

                if ($port > 0) {
                    $attr['port'] = $port;
                }

                if ($driverName === 'mysql') {
                    //Make MySQL using standard quoted identifier
                    $this->config->addCommand('SET SQL_MODE=ANSI_QUOTES');
                    $this->config->addCommand('SET CHARACTER SET "' . $this->config->getCharset() . '"');

                    $socket = $this->config->getSocket();
                    if (!empty($socket)) {
                        $attr['unix_socket'] = $socket;
                    }
                }
                break;
            case 'sqlsrv':
                //Keep MSSQL QUOTED_IDENTIFIER is ON for standard quoting
                $this->config->addCommand('SET QUOTED_IDENTIFIER ON');

                //Make ANSI_NULLS is ON for NULL value
                $this->config->addCommand('SET ANSI_NULLS ON');

                $attr = [
                    'driver' => 'sqlsrv',
                    'Server' => $hostname
                        . ($port > 0 ? ':' . $port : ''),
                    'Database' => $database
                ];

                $appName = $this->config->getAppname();
                if (!empty($appName)) {
                    $attr['APP'] = $appName;
                }

                $attributes = [
                    'ApplicationIntent',
                    'AttachDBFileName',
                    'Authentication',
                    'ColumnEncryption',
                    'ConnectionPooling',
                    'Encrypt',
                    'Failover_Partner',
                    'KeyStoreAuthentication',
                    'KeyStorePrincipalId',
                    'KeyStoreSecret',
                    'LoginTimeout',
                    'MultipleActiveResultSets',
                    'MultiSubnetFailover',
                    'Scrollable',
                    'TraceFile',
                    'TraceOn',
                    'TransactionIsolation',
                    'TransparentNetworkIPResolution',
                    'TrustServerCertificate',
                    'WSID',
                ];

                foreach ($attributes as $attribute) {
                    $str = preg_replace(
                        ['/([a-z\d])([A-Z])/', '/([^_])([A-Z][a-z])/'],
                        '$1_$2',
                        $attribute
                    );

                    if (is_string($str)) {
                        $keyname = strtolower($str);

                        if ($this->config->hasAttribute($keyname)) {
                            $attr[$attribute] = $this->config->getAttribute($keyname);
                        }
                    }
                }
                break;
            case 'oci':
            case 'oracle':
                $attr = [
                    'driver' => 'oci',
                    'dbname' => '//' . $hostname
                    . ($port > 0 ? ':' . $port : ':1521') . '/' . $database
                ];

                $attr['charset'] = $this->config->getCharset();
                break;
            case 'sqlite':
                $attr = [
                    'driver' => 'sqlite',
                    $database
                ];
                break;
        }

        $this->params = $attr;
    }
}


1			<?php
2
3			/**
4			* Platine Database
5			*
6			* Platine Database is the abstraction layer using PDO with support of query and schema builder
7			*
8			* This content is released under the MIT License (MIT)
9			*
10			* Copyright (c) 2020 Platine Database
11			*
12			* Permission is hereby granted, free of charge, to any person obtaining a copy
13			* of this software and associated documentation files (the "Software"), to deal
14			* in the Software without restriction, including without limitation the rights
15			* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
16			* copies of the Software, and to permit persons to whom the Software is
17			* furnished to do so, subject to the following conditions:
18			*
19			* The above copyright notice and this permission notice shall be included in all
20			* copies or substantial portions of the Software.
21			*
22			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
23			* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24			* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
25			* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
26			* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
27			* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
28			* SOFTWARE.
29			*/
30
31			/**
32			* @file Connection.php
33			*
34			* The Database Connection class
35			*
36			* @package Platine\Database
37			* @author Platine Developers Team
38			* @copyright Copyright (c) 2020
39			* @license http://opensource.org/licenses/MIT MIT License
40			* @link https://www.platine-php.com
41			* @version 1.0.0
42			* @filesource
43			*/
44			declare(strict_types=1);
45
46			namespace Platine\Database;
47
48			use InvalidArgumentException;
49			use PDO;
50			use PDOException;
51			use PDOStatement;
52			use Platine\Database\Driver\Driver;
53			use Platine\Database\Exception\ConnectionException;
54			use Platine\Database\Exception\QueryException;
55			use Platine\Database\Exception\QueryPrepareException;
56			use Platine\Database\Exception\TransactionException;
57			use Platine\Logger\Logger;
58			use Platine\Logger\LoggerInterface;
59
60			/**
61			* @class Connection
62			* @package Platine\Database
63			*/
64			class Connection
65			{
66			/**
67			* The PDO instance
68			* @var PDO
69			*/
70			protected PDO $pdo;
71
72			/**
73			* The PDO data source name
74			* @var string
75			*/
76			protected string $dsn = '';
77
78			/**
79			* The list of execution query logs
80			* @var array<int, array<string, mixed>>
81			*/
82			protected array $logs = [];
83
84			/**
85			* The driver to use
86			* @var Driver
87			*/
88			protected Driver $driver;
89
90			/**
91			* The Schema instance to use
92			* @var Schema
93			*/
94			protected Schema $schema;
95
96			/**
97			* The connection configuration
98			* @var Configuration
99			*/
100			protected Configuration $config;
101
102			/**
103			* The connection parameters
104			* @var array<int\|string, mixed>
105			*/
106			protected array $params = [];
107
108			/**
109			* The logger interface test
110			* @var LoggerInterface
111			*/
112			protected LoggerInterface $logger;
113
114			/**
115			* The last execution SQL queries
116			* @var array<int, string>
117			*/
118			protected array $sql = [];
119
120			/**
121			* The last execution query parameters values
122			* @var array<int, array<mixed>>
123			*/
124			protected array $values = [];
125
126			/**
127			* Emulate instead of execute the query
128			* @var bool
129			*/
130			protected bool $emulate = false;
131
132			/**
133			* Connection constructor.
134			* @param Configuration $config
135			* @param LoggerInterface\|null $logger
136			* @throws ConnectionException
137			*/
138			public function __construct(
139			Configuration $config,
140			?LoggerInterface $logger = null
141			) {
142			$this->config = $config;
143
144			$this->logger = $logger ?? new Logger();
145			if ($this->logger instanceof Logger) {
146			$this->logger->setChannel('db');
147			}
148
149			$this->createDriver();
150
151			$this->schema = new Schema($this);
152
153			$this->connect();
154			}
155
156			/**
157			* Create database driver
158			* @return $this
159			*/
160			public function createDriver(): self
161			{
162			/** @var class-string<Driver> $driverClass */
163			$driverClass = $this->config->getDriverClassName();
164
165			$this->driver = new $driverClass($this);
166
167			return $this;
168			}
169
170			/**
171			* Start the database transaction
172			* @param string $name
173			* @return bool
174			*/
175			public function startTransaction(string $name = 'default'): bool
176			{
177			$this->logger->info('Start transaction [{name}]', ['name' => $name]);
178			if ($this->pdo->inTransaction()) {
179			$this->logger->warning(
180			'Can not start transaction [{name}], there is an active transaction',
181			['name' => $name]
182			);
183			return false;
184			}
185
186			return $this->pdo->beginTransaction();
187			}
188
189			/**
190			* Commit database transaction
191			* @param string $name
192			* @return bool
193			*/
194			public function commit(string $name = 'default'): bool
195			{
196			$this->logger->info('Commit transaction [{name}]', ['name' => $name]);
197
198			if ($this->pdo->inTransaction() === false) {
199			$this->logger->warning(
200			'Can not commit transaction [{name}], there is no active transaction',
201			['name' => $name]
202			);
203			return false;
204			}
205
206			return $this->pdo->commit();
207			}
208
209			/**
210			* Rollback the database transaction
211			* @param string $name
212			* @return bool
213			*/
214			public function rollback(string $name = 'default'): bool
215			{
216			$this->logger->info('Rollback transaction [{name}]', ['name' => $name]);
217			if ($this->pdo->inTransaction() === false) {
218			$this->logger->warning(
219			'Can not rollback transaction [{name}], there is no active transaction',
220			['name' => $name]
221			);
222			return false;
223			}
224
225			return $this->pdo->rollBack();
226			}
227
228			/**
229			* Connect to the database
230			* @return void
231			*/
232			public function connect(): void
233			{
234			$this->setConnectionParams();
235
236			if ($this->config->isPersistent()) {
237			$this->persistent(true);
238			}
239
240			$attr = $this->params;
241
242			if (count($attr) === 0) {
243			throw new InvalidArgumentException('Invalid database options supplied');
244			}
245
246			$driver = $attr['driver'];
247			unset($attr['driver']);
248
249			$params = [];
250			foreach ($attr as $key => $value) {
251			$params[] = is_int($key) ? $value : $key . '=' . $value;
252			}
253
254			$dsn = $driver . ':' . implode(';', $params);
255			if (in_array($driver, ['mysql', 'pgsql', 'sqlsrv'])) {
256			$charset = $this->config->getCharset();
257			$this->config->addCommand('SET NAMES "' . $charset . '"' . (
258			$this->config->getDriverName() === 'mysql'
259			? ' COLLATE "' . $this->config->getCollation() . '"'
260			: ''
261			));
262			}
263
264			$this->dsn = $dsn;
265
266			$this->createPDO();
267			}
268
269			/**
270			*
271			* @param LoggerInterface $logger
272			* @return $this
273			*/
274			public function setLogger(LoggerInterface $logger): self
275			{
276			$this->logger = $logger;
277
278			return $this;
279			}
280
281			/**
282			* Return the query execution logs
283			* @return array<int, array<string, mixed>>
284			*/
285			public function getLogs(): array
286			{
287			return $this->logs;
288			}
289
290			/**
291			* Return the current connection parameters
292			* @return array<int\|string, mixed>
293			*/
294			public function getParams(): array
295			{
296			return $this->params;
297			}
298
299			/**
300			* Return the current connection configuration
301			* @return Configuration
302			*/
303			public function getConfig(): Configuration
304			{
305			return $this->config;
306			}
307
308			/**
309			* Return the current driver instance
310			* @return Driver
311			*/
312			public function getDriver(): Driver
313			{
314			return $this->driver;
315			}
316
317			/**
318			* Return the current Schema instance
319			* @return Schema
320			*/
321			public function getSchema(): Schema
322			{
323			return $this->schema;
324			}
325
326			/**
327			* Set connection to be persistent
328			* @param bool $value
329			* @return $this
330			*/
331			public function persistent(bool $value = true): self
332			{
333			$this->config->setOption(PDO::ATTR_PERSISTENT, $value);
334
335			return $this;
336			}
337
338			/**
339			* @return string
340			*/
341			public function getDsn(): string
342			{
343			return $this->dsn;
344			}
345
346			/**
347			* Return the instance of the PDO
348			* @return PDO
349			*/
350			public function getPDO(): PDO
351			{
352			return $this->pdo;
353			}
354
355			/**
356			* Execute the SQL query and return the result
357			* @param string $sql
358			* @param array<int, mixed> $params the query parameters
359			* @return ResultSet
360			* @throws QueryException
361			*/
362			public function query(string $sql, array $params = []): ResultSet
363			{
364			$prepared = $this->prepare($sql, $params);
365			$this->execute($prepared);
366
367			return new ResultSet($prepared['statement']);
368			}
369
370			/**
371			* Direct execute the SQL query
372			* @param string $sql
373			* @param array<int, mixed> $params the query parameters
374			* @return bool
375			* @throws QueryException
376			*/
377			public function exec(string $sql, array $params = []): bool
378			{
379			return $this->execute($this->prepare($sql, $params));
380			}
381
382			/**
383			* Execute the SQL query and return the number
384			* of affected rows
385			* @param string $sql
386			* @param array<int, mixed> $params the query parameters
387			* @return int
388			* @throws QueryException
389			*/
390			public function count(string $sql, array $params = []): int
391			{
392			$prepared = $this->prepare($sql, $params);
393			$this->execute($prepared);
394
395			$result = $prepared['statement']->rowCount();
396			$prepared['statement']->closeCursor();
397
398			return $result;
399			}
400
401			/**
402			* Execute the SQL query and return the first column result
403			* @param string $sql
404			* @param array<int, mixed> $params the query parameters
405			* @return mixed
406			* @throws QueryException
407			*/
408			public function column(string $sql, array $params = []): mixed
409			{
410			$prepared = $this->prepare($sql, $params);
411			$this->execute($prepared);
412
413			$result = $prepared['statement']->fetchColumn();
414			$prepared['statement']->closeCursor();
415
416			return $result;
417			}
418
419			/**
420			* @param callable $callback
421			* @param mixed $that
422			*
423			* @return mixed
424			*
425			* @throws ConnectionException
426			*/
427			public function transaction(
428			callable $callback,
429			mixed $that = null
430			): mixed {
431			if ($that === null) {
432			$that = $this;
433			}
434
435			if ($this->pdo->inTransaction()) {
436			return $callback($that);
437			}
438
439			try {
440			$this->pdo->beginTransaction();
441			$result = $callback($that);
442			$this->pdo->commit();
443			} catch (PDOException $exception) {
444			$this->pdo->rollBack();
445			$this->logger->error('Database transaction error. Error message: {error}', [
446			'error' => $exception->getMessage()
447			]);
448			throw new TransactionException(
449			$exception->getMessage(),
450			(int) $exception->getCode(),
451			$exception->getPrevious()
452			);
453			}
454
455			return $result;
456			}
457
458			/**
459			* {@inheritdoc}
460			*/
461			public function __sleep(): array
462			{
463			return [
464			'dsn',
465			'driver',
466			'schema',
467			'config',
468			'params',
469			'logger',
470			];
471			}
472
473			/**
474			* {@inheritdoc}
475			*/
476			public function __wakeup(): void
477			{
478			$this->createPDO();
479			}
480
481			/**
482			* Return the last SQL queries
483			* @return array<string>
484			*/
485			public function getSql(): array
486			{
487			return $this->sql;
488			}
489
490			/**
491			* Return the last query parameters values
492			* @return array<int, array<mixed>>
493			*/
494			public function getValues(): array
495			{
496			return $this->values;
497			}
498
499			/**
500			* Reset the last query SQL and parameters
501			* @return $this
502			*/
503			public function resetSqlValues(): self
504			{
505			$this->sql = [];
506			$this->values = [];
507
508			return $this;
509			}
510
511			/**
512			* Return the emulation status
513			* @return bool
514			*/
515			public function isEmulate(): bool
516			{
517			return $this->emulate;
518			}
519
520			/**
521			* Set the emulation status
522			* @param bool $emulate
523			* @return $this
524			*/
525			public function setEmulate(bool $emulate): self
526			{
527			$this->emulate = $emulate;
528			return $this;
529			}
530
531
532			/**
533			* Create PDO connection
534			* @return void
535			* @throws ConnectionException
536			*/
537			protected function createPDO(): void
538			{
539			try {
540			$this->pdo = new PDO(
541			$this->dsn,
542			$this->config->getUsername(),
543			$this->config->getPassword(),
544			$this->config->getOptions()
545			);
546
547			foreach ($this->config->getCommands() as $command) {
548			$this->pdo->exec($command);
549			}
550			} catch (PDOException $exception) {
551			$this->logger->emergency('Can not connect to database. Error message: {error}', [
552			'error' => $exception->getMessage()
553			]);
554
555			throw new ConnectionException(
556			'Can not connect to database',
557			(int) $exception->getCode(),
558			$exception->getPrevious()
559			);
560			}
561			}
562
563			/**
564			* Change the query parameters placeholder with the value
565			* @param string $query
566			* @param array<int, mixed> $params
567			* @return string
568			*/
569			protected function replaceParameters(string $query, array $params): string
570			{
571			$driver = $this->driver;
572
573			return (string) preg_replace_callback(
574			'/\?/',
575			function () use ($driver, &$params) {
576			$param = array_shift($params);
577
578			$value = is_object($param) ? get_class($param) : $param;
579			if (is_int($value) \|\| is_float($value)) {
580			return $value;
581			}
582			if ($value === null) {
583			return 'NULL';
584			}
585			if (is_bool($value)) {
586			return $value ? 'TRUE' : 'FALSE';
587			}
588			return $driver->quote($value);
589			},
590			$query
591			);
592			}
593
594			/**
595			* Prepare the query
596			* @param string $query
597			* @param array<mixed> $params
598			* @return array<string, mixed>
599			* @throws QueryException
600			*/
601			protected function prepare(string $query, array $params): array
602			{
603			$this->sql[] = $query;
604			$this->values[] = $params;
605			if ($this->emulate) {
606			return [
607			'statement' => new ConnectionStatement(),
608			'query' => $query,
609			'params' => $params
610			];
611			}
612
613			try {
614			$statement = $this->pdo->prepare($query);
615			} catch (PDOException $exception) {
616			$this->logger->error('Error when prepare query [{query}]. Error message: {error}', [
617			'error' => $exception->getMessage(),
618			'query' => $query
619			]);
620			throw new QueryPrepareException(
621			$exception->getMessage() . ' [' . $query . ']',
622			(int) $exception->getCode(),
623			$exception->getPrevious()
624			);
625			}
626
627			return [
628			'statement' => $statement,
629			'query' => $query,
630			'params' => $params
631			];
632			}
633
634			/**
635			* Execute the prepared query
636			* @param array<string, mixed> $prepared
637			* @return bool the status of the execution
638			* @throws QueryException
639			*/
640			protected function execute(array $prepared): bool
641			{
642			if ($this->emulate) {
643			return true;
644			}
645
646			$sql = $this->replaceParameters($prepared['query'], $prepared['params']);
647			$sqlLog = [
648			'query' => $prepared['query'],
649			'parameters' => implode(', ', $prepared['params']),
650			];
651
652			try {
653			if ($prepared['params']) {
654			$this->bindValues($prepared['statement'], $prepared['params']);
655			}
656			$start = microtime(true);
657			$result = $prepared['statement']->execute();
658			$executionTime = microtime(true) - $start;
659			$sqlLog['time'] = number_format($executionTime, 6);
660
661			$this->logs[] = $sqlLog;
662
663			$this->logger->info(
664			'Execute Query: [{query}], parameters: [{parameters}], time: [{time}]',
665			$sqlLog
666			);
667
668			$slowQueryTime = $this->config->getSlowQueryTime();
669
670			if ($executionTime >= $slowQueryTime) {
671			$this->logger->warning(
672			'Query: [{query}], parameters: [{parameters}] cost too much time: [{time}]',
673			$sqlLog
674			);
675			}
676			} catch (PDOException $exception) {
677			$this->logger->error('Error when execute query [{sql}]. Error message: {error}', [
678			'error' => $exception->getMessage(),
679			'sql' => $sql
680			]);
681			throw new QueryException(
682			$exception->getMessage() . ' [' . $sql . ']',
683			(int) $exception->getCode(),
684			$exception->getPrevious()
685			);
686			}
687
688			return $result;
689			}
690
691			/**
692			* Bind the parameters values
693			* @param PDOStatement $statement
694			* @param array<int, mixed> $values
695			*
696			* @return void
697			*/
698			protected function bindValues(PDOStatement $statement, array $values): void
699			{
700			foreach ($values as $key => $value) {
701			$param = PDO::PARAM_STR;
702			if (is_null($value)) {
703			$param = PDO::PARAM_NULL;
704			} elseif (is_int($value) \|\| is_float($value)) {
705			$param = PDO::PARAM_INT;
706			} elseif (is_bool($value)) {
707			$param = PDO::PARAM_BOOL;
708			}
709
710			$statement->bindValue($key + 1, $value, $param);
711			}
712			}
713
714			/**
715			* Set the PDO connection parameters to use
716			* @return void
717			*/
718			protected function setConnectionParams(): void
719			{
720			$port = $this->config->getPort();
721			$database = $this->config->getDatabase();
722			$hostname = $this->config->getHostname();
723			$attr = [];
724
725			$driverName = $this->config->getDriverName();
726			switch ($driverName) {
727			case 'mysql':
728			case 'pgsql':
729			$attr = [
730			'driver' => $driverName,
731			'dbname' => $database,
732			'host' => $hostname,
733			];
734
735			if ($port > 0) {
736			$attr['port'] = $port;
737			}
738
739			if ($driverName === 'mysql') {
740			//Make MySQL using standard quoted identifier
741			$this->config->addCommand('SET SQL_MODE=ANSI_QUOTES');
742			$this->config->addCommand('SET CHARACTER SET "' . $this->config->getCharset() . '"');
743
744			$socket = $this->config->getSocket();
745			if (!empty($socket)) {
746			$attr['unix_socket'] = $socket;
747			}
748			}
749			break;
750			case 'sqlsrv':
751			//Keep MSSQL QUOTED_IDENTIFIER is ON for standard quoting
752			$this->config->addCommand('SET QUOTED_IDENTIFIER ON');
753
754			//Make ANSI_NULLS is ON for NULL value
755			$this->config->addCommand('SET ANSI_NULLS ON');
756
757			$attr = [
758			'driver' => 'sqlsrv',
759			'Server' => $hostname
760			. ($port > 0 ? ':' . $port : ''),
761			'Database' => $database
762			];
763
764			$appName = $this->config->getAppname();
765			if (!empty($appName)) {
766			$attr['APP'] = $appName;
767			}
768
769			$attributes = [
770			'ApplicationIntent',
771			'AttachDBFileName',
772			'Authentication',
773			'ColumnEncryption',
774			'ConnectionPooling',
775			'Encrypt',
776			'Failover_Partner',
777			'KeyStoreAuthentication',
778			'KeyStorePrincipalId',
779			'KeyStoreSecret',
780			'LoginTimeout',
781			'MultipleActiveResultSets',
782			'MultiSubnetFailover',
783			'Scrollable',
784			'TraceFile',
785			'TraceOn',
786			'TransactionIsolation',
787			'TransparentNetworkIPResolution',
788			'TrustServerCertificate',
789			'WSID',
790			];
791
792			foreach ($attributes as $attribute) {
793			$str = preg_replace(
794			['/([a-z\d])([A-Z])/', '/([^_])([A-Z][a-z])/'],
795			'$1_$2',
796			$attribute
797			);
798
799			if (is_string($str)) {
800			$keyname = strtolower($str);
801
802			if ($this->config->hasAttribute($keyname)) {
803			$attr[$attribute] = $this->config->getAttribute($keyname);
804			}
805			}
806			}
807			break;
808			case 'oci':
809			case 'oracle':
810			$attr = [
811			'driver' => 'oci',
812			'dbname' => '//' . $hostname
813			. ($port > 0 ? ':' . $port : ':1521') . '/' . $database
814			];
815
816			$attr['charset'] = $this->config->getCharset();
817			break;
818			case 'sqlite':
819			$attr = [
820			'driver' => 'sqlite',
821			$database
822			];
823			break;
824			}
825
826			$this->params = $attr;
827			}
828			}
829

platine-php / database

Connection::count() A last analyzed 2025-06-27 08:23 UTC

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Connection::count() A
last analyzed 2025-06-27 08:23 UTC