AbstractPostgreSQLDriver::getDatabasePlatform() - Code Metrics - Inspection of "Merge pull request #2964 from morozov/issues/2963" - doctrine/dbal - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 8575c2...a53269 )

by Marco

created 2018-01-07 22:59 UTC

AbstractPostgreSQLDriver::getDatabasePlatform() A

↳ Parent: AbstractPostgreSQLDriver

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes

Metric	Value
dl	0
loc	3
ccs	2
cts	2
cp	1
rs	10
c	0
b	0
f	0
cc	1
eloc	1
nc	1
nop	0
crap	1

<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\DBAL\Driver;

use Doctrine\DBAL\DBALException;
use Doctrine\DBAL\Driver;
use Doctrine\DBAL\Exception;
use Doctrine\DBAL\Platforms\PostgreSQL100Platform;
use Doctrine\DBAL\Platforms\PostgreSQL91Platform;
use Doctrine\DBAL\Platforms\PostgreSQL92Platform;
use Doctrine\DBAL\Platforms\PostgreSQL94Platform;
use Doctrine\DBAL\Platforms\PostgreSqlPlatform;
use Doctrine\DBAL\Schema\PostgreSqlSchemaManager;
use Doctrine\DBAL\VersionAwarePlatformDriver;

/**
 * Abstract base implementation of the {@link Doctrine\DBAL\Driver} interface for PostgreSQL based drivers.
 *
 * @author Steve Müller <[email protected]>
 * @link   www.doctrine-project.org
 * @since  2.5
 */
abstract class AbstractPostgreSQLDriver implements Driver, ExceptionConverterDriver, VersionAwarePlatformDriver
{
    /**
     * {@inheritdoc}
     *
     * @link http://www.postgresql.org/docs/9.3/static/errcodes-appendix.html
     */
    public function convertException($message, DriverException $exception)
    {
        switch ($exception->getSQLState()) {
            case '40001':
            case '40P01':
                return new Exception\DeadlockException($message, $exception);
            case '0A000':
                // Foreign key constraint violations during a TRUNCATE operation
                // are considered "feature not supported" in PostgreSQL.
                if (strpos($exception->getMessage(), 'truncate') !== false) {
                    return new Exception\ForeignKeyConstraintViolationException($message, $exception);
                }

                break;
            case '23502':
                return new Exception\NotNullConstraintViolationException($message, $exception);

            case '23503':
                return new Exception\ForeignKeyConstraintViolationException($message, $exception);

            case '23505':
                return new Exception\UniqueConstraintViolationException($message, $exception);

            case '42601':
                return new Exception\SyntaxErrorException($message, $exception);

            case '42702':
                return new Exception\NonUniqueFieldNameException($message, $exception);

            case '42703':
                return new Exception\InvalidFieldNameException($message, $exception);

            case '42P01':
                return new Exception\TableNotFoundException($message, $exception);

            case '42P07':
                return new Exception\TableExistsException($message, $exception);

            case '7':
                // In some case (mainly connection errors) the PDO exception does not provide a SQLSTATE via its code.
                // The exception code is always set to 7 here.
                // We have to match against the SQLSTATE in the error message in these cases.
                if (strpos($exception->getMessage(), 'SQLSTATE[08006]') !== false) {
                    return new Exception\ConnectionException($message, $exception);
                }

                break;
        }

        return new Exception\DriverException($message, $exception);
    }

    /**
     * {@inheritdoc}
     */
    public function createDatabasePlatformForVersion($version)
    {
        if ( ! preg_match('/^(?P<major>\d+)(?:\.(?P<minor>\d+)(?:\.(?P<patch>\d+))?)?/', $version, $versionParts)) {
            throw DBALException::invalidPlatformVersionSpecified(
                $version,
                '<major_version>.<minor_version>.<patch_version>'
            );
        }

        $majorVersion = $versionParts['major'];
        $minorVersion = $versionParts['minor'] ?? 0;
        $patchVersion = $versionParts['patch'] ?? 0;
        $version      = $majorVersion . '.' . $minorVersion . '.' . $patchVersion;

        switch(true) {
            case version_compare($version, '10.0', '>='):
switch ($expr) {
    case "A": { //wrong
        doSomething();
        break;
    }
    case "B"; //wrong
        doSomething();
        break;
    case "C": //right
        doSomething();
        break;
}
                return new PostgreSQL100Platform();
            case version_compare($version, '9.4', '>='):
switch ($expr) {
    case "A": { //wrong
        doSomething();
        break;
    }
    case "B"; //wrong
        doSomething();
        break;
    case "C": //right
        doSomething();
        break;
}
                return new PostgreSQL94Platform();
            case version_compare($version, '9.2', '>='):
switch ($expr) {
    case "A": { //wrong
        doSomething();
        break;
    }
    case "B"; //wrong
        doSomething();
        break;
    case "C": //right
        doSomething();
        break;
}
                return new PostgreSQL92Platform();
            case version_compare($version, '9.1', '>='):
switch ($expr) {
    case "A": { //wrong
        doSomething();
        break;
    }
    case "B"; //wrong
        doSomething();
        break;
    case "C": //right
        doSomething();
        break;
}
                return new PostgreSQL91Platform();
            default:
                return new PostgreSqlPlatform();
        }
    }

    /**
     * {@inheritdoc}
     */
    public function getDatabase(\Doctrine\DBAL\Connection $conn)
    {
        $params = $conn->getParams();

        return $params['dbname'] ?? $conn->query('SELECT CURRENT_DATABASE()')->fetchColumn();

    }

    /**
     * {@inheritdoc}
     */
    public function getDatabasePlatform()
    {
        return new PostgreSqlPlatform();
    }

    /**
     * {@inheritdoc}
     */
    public function getSchemaManager(\Doctrine\DBAL\Connection $conn)
    {
        return new PostgreSqlSchemaManager($conn);
    }
}


1		<?php
2		/*
3		* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
4		* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
5		* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
6		* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
7		* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
8		* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
9		* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
10		* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
11		* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
12		* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
13		* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
14		*
15		* This software consists of voluntary contributions made by many individuals
16		* and is licensed under the MIT license. For more information, see
17		* <http://www.doctrine-project.org>.
18		*/
19
20		namespace Doctrine\DBAL\Driver;
21
22		use Doctrine\DBAL\DBALException;
23		use Doctrine\DBAL\Driver;
24		use Doctrine\DBAL\Exception;
25		use Doctrine\DBAL\Platforms\PostgreSQL100Platform;
26		use Doctrine\DBAL\Platforms\PostgreSQL91Platform;
27		use Doctrine\DBAL\Platforms\PostgreSQL92Platform;
28		use Doctrine\DBAL\Platforms\PostgreSQL94Platform;
29		use Doctrine\DBAL\Platforms\PostgreSqlPlatform;
30		use Doctrine\DBAL\Schema\PostgreSqlSchemaManager;
31		use Doctrine\DBAL\VersionAwarePlatformDriver;
32
33		/**
34		* Abstract base implementation of the {@link Doctrine\DBAL\Driver} interface for PostgreSQL based drivers.
35		*
36		* @author Steve Müller <[email protected]>
37		* @link www.doctrine-project.org
38		* @since 2.5
39		*/
40		abstract class AbstractPostgreSQLDriver implements Driver, ExceptionConverterDriver, VersionAwarePlatformDriver
41		{
42		/**
43		* {@inheritdoc}
44		*
45		* @link http://www.postgresql.org/docs/9.3/static/errcodes-appendix.html
46		*/
47	2	public function convertException($message, DriverException $exception)
48		{
49	2	switch ($exception->getSQLState()) {
50	2	case '40001':
51	2	case '40P01':
52	2	return new Exception\DeadlockException($message, $exception);
53	2	case '0A000':
54		// Foreign key constraint violations during a TRUNCATE operation
55		// are considered "feature not supported" in PostgreSQL.
56		if (strpos($exception->getMessage(), 'truncate') !== false) {
57		return new Exception\ForeignKeyConstraintViolationException($message, $exception);
58		}
59
60		break;
61	2	case '23502':
62	2	return new Exception\NotNullConstraintViolationException($message, $exception);
63
64	2	case '23503':
65	2	return new Exception\ForeignKeyConstraintViolationException($message, $exception);
66
67	2	case '23505':
68	2	return new Exception\UniqueConstraintViolationException($message, $exception);
69
70	2	case '42601':
71	2	return new Exception\SyntaxErrorException($message, $exception);
72
73	2	case '42702':
74	2	return new Exception\NonUniqueFieldNameException($message, $exception);
75
76	2	case '42703':
77	2	return new Exception\InvalidFieldNameException($message, $exception);
78
79	2	case '42P01':
80	2	return new Exception\TableNotFoundException($message, $exception);
81
82	2	case '42P07':
83	2	return new Exception\TableExistsException($message, $exception);
84
85	2	case '7':
86		// In some case (mainly connection errors) the PDO exception does not provide a SQLSTATE via its code.
87		// The exception code is always set to 7 here.
88		// We have to match against the SQLSTATE in the error message in these cases.
89	2	if (strpos($exception->getMessage(), 'SQLSTATE[08006]') !== false) {
90	2	return new Exception\ConnectionException($message, $exception);
91		}
92
93		break;
94		}
95
96	2	return new Exception\DriverException($message, $exception);
97		}
98
99		/**
100		* {@inheritdoc}
101		*/
102	4	public function createDatabasePlatformForVersion($version)
103		{
104	4	if ( ! preg_match('/^(?P<major>\d+)(?:\.(?P<minor>\d+)(?:\.(?P<patch>\d+))?)?/', $version, $versionParts)) {
105	2	throw DBALException::invalidPlatformVersionSpecified(
106	2	$version,
107	2	'<major_version>.<minor_version>.<patch_version>'
108		);
109		}
110
111	2	$majorVersion = $versionParts['major'];
112	2	$minorVersion = $versionParts['minor'] ?? 0;
113	2	$patchVersion = $versionParts['patch'] ?? 0;
114	2	$version = $majorVersion . '.' . $minorVersion . '.' . $patchVersion;
115
116		switch(true) {
117	2	case version_compare($version, '10.0', '>='):
		0 ignored issues – show Coding Style introduced 2017-09-11 12:04 UTC by Report Bug Copy Issue Report `case` statements should be defined using a colon. As per the PSR-2 coding standard, case statements should not be wrapped in curly braces. There is no need for braces, since each case is terminated by the next `break`. There is also the option to use a semicolon instead of a colon, this is discouraged because many programmers do not even know it works and the colon is universal between programming languages. switch ($expr) { case "A": { //wrong doSomething(); break; } case "B"; //wrong doSomething(); break; case "C": //right doSomething(); break; } To learn more about the PSR-2 coding standard, please refer to the PHP-Fig. Loading history...
118	2	return new PostgreSQL100Platform();
119	2	case version_compare($version, '9.4', '>='):
		0 ignored issues – show Coding Style introduced 2017-09-11 12:04 UTC by Report Bug Copy Issue Report `case` statements should be defined using a colon. As per the PSR-2 coding standard, case statements should not be wrapped in curly braces. There is no need for braces, since each case is terminated by the next `break`. There is also the option to use a semicolon instead of a colon, this is discouraged because many programmers do not even know it works and the colon is universal between programming languages. switch ($expr) { case "A": { //wrong doSomething(); break; } case "B"; //wrong doSomething(); break; case "C": //right doSomething(); break; } To learn more about the PSR-2 coding standard, please refer to the PHP-Fig. Loading history...
120	2	return new PostgreSQL94Platform();
121	2	case version_compare($version, '9.2', '>='):
		0 ignored issues – show Coding Style introduced 2017-09-11 12:04 UTC by Report Bug Copy Issue Report `case` statements should be defined using a colon. As per the PSR-2 coding standard, case statements should not be wrapped in curly braces. There is no need for braces, since each case is terminated by the next `break`. There is also the option to use a semicolon instead of a colon, this is discouraged because many programmers do not even know it works and the colon is universal between programming languages. switch ($expr) { case "A": { //wrong doSomething(); break; } case "B"; //wrong doSomething(); break; case "C": //right doSomething(); break; } To learn more about the PSR-2 coding standard, please refer to the PHP-Fig. Loading history...
122	2	return new PostgreSQL92Platform();
123	2	case version_compare($version, '9.1', '>='):
		0 ignored issues – show Coding Style introduced 2017-12-20 13:46 UTC by Report Bug Copy Issue Report `case` statements should be defined using a colon. As per the PSR-2 coding standard, case statements should not be wrapped in curly braces. There is no need for braces, since each case is terminated by the next `break`. There is also the option to use a semicolon instead of a colon, this is discouraged because many programmers do not even know it works and the colon is universal between programming languages. switch ($expr) { case "A": { //wrong doSomething(); break; } case "B"; //wrong doSomething(); break; case "C": //right doSomething(); break; } To learn more about the PSR-2 coding standard, please refer to the PHP-Fig. Loading history...
124	2	return new PostgreSQL91Platform();
125		default:
126	2	return new PostgreSqlPlatform();
127		}
128		}
129
130		/**
131		* {@inheritdoc}
132		*/
133	2	public function getDatabase(\Doctrine\DBAL\Connection $conn)
134		{
135	2	$params = $conn->getParams();
136
137	2	return $params['dbname'] ?? $conn->query('SELECT CURRENT_DATABASE()')->fetchColumn();
		0 ignored issues – show Bug Best Practice introduced 2018-01-03 22:40 UTC by Report Bug Copy Issue Report The expression `return $params['dbname']...BASE()')->fetchColumn()` also could return the type `boolean` which is incompatible with the return type mandated by `Doctrine\DBAL\Driver::getDatabase()` of `string`. Loading history...
138		}
139
140		/**
141		* {@inheritdoc}
142		*/
143	2	public function getDatabasePlatform()
144		{
145	2	return new PostgreSqlPlatform();
146		}
147
148		/**
149		* {@inheritdoc}
150		*/
151	2	public function getSchemaManager(\Doctrine\DBAL\Connection $conn)
152		{
153	2	return new PostgreSqlSchemaManager($conn);
154		}
155		}
156

doctrine / dbal

Push — master ( 8575c2...a53269 )

AbstractPostgreSQLDriver::getDatabasePlatform() A

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