1 | <?php |
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2 | |||
3 | namespace Doctrine\DBAL\Driver; |
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4 | |||
5 | use Doctrine\DBAL\Connection; |
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6 | use Doctrine\DBAL\DBALException; |
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7 | use Doctrine\DBAL\Driver; |
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8 | use Doctrine\DBAL\Platforms\SQLServer2005Platform; |
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9 | use Doctrine\DBAL\Platforms\SQLServer2008Platform; |
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10 | use Doctrine\DBAL\Platforms\SQLServer2012Platform; |
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11 | use Doctrine\DBAL\Platforms\SQLServerPlatform; |
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12 | use Doctrine\DBAL\Schema\SQLServerSchemaManager; |
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13 | use Doctrine\DBAL\VersionAwarePlatformDriver; |
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14 | use function preg_match; |
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15 | use function version_compare; |
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16 | |||
17 | /** |
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18 | * Abstract base implementation of the {@link Doctrine\DBAL\Driver} interface for Microsoft SQL Server based drivers. |
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19 | */ |
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20 | abstract class AbstractSQLServerDriver implements Driver, VersionAwarePlatformDriver |
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21 | { |
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22 | /** |
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23 | * {@inheritdoc} |
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24 | */ |
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25 | 531 | public function createDatabasePlatformForVersion($version) |
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26 | { |
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27 | 531 | if (! preg_match( |
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28 | 12 | '/^(?P<major>\d+)(?:\.(?P<minor>\d+)(?:\.(?P<patch>\d+)(?:\.(?P<build>\d+))?)?)?/', |
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29 | 531 | $version, |
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30 | 531 | $versionParts |
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31 | )) { |
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32 | 500 | throw DBALException::invalidPlatformVersionSpecified( |
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33 | 500 | $version, |
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34 | 500 | '<major_version>.<minor_version>.<patch_version>.<build_version>' |
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35 | ); |
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36 | } |
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37 | |||
38 | 525 | $majorVersion = $versionParts['major']; |
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39 | 525 | $minorVersion = $versionParts['minor'] ?? 0; |
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40 | 525 | $patchVersion = $versionParts['patch'] ?? 0; |
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41 | 525 | $buildVersion = $versionParts['build'] ?? 0; |
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42 | 525 | $version = $majorVersion . '.' . $minorVersion . '.' . $patchVersion . '.' . $buildVersion; |
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43 | |||
44 | switch (true) { |
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45 | 525 | case version_compare($version, '11.00.2100', '>='): |
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46 | 525 | return new SQLServer2012Platform(); |
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47 | 525 | case version_compare($version, '10.00.1600', '>='): |
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48 | 525 | return new SQLServer2008Platform(); |
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49 | 525 | case version_compare($version, '9.00.1399', '>='): |
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50 | 525 | return new SQLServer2005Platform(); |
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51 | default: |
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52 | 525 | return new SQLServerPlatform(); |
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53 | } |
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54 | } |
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55 | |||
56 | /** |
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57 | * {@inheritdoc} |
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58 | */ |
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59 | 475 | public function getDatabase(Connection $conn) |
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60 | { |
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61 | 475 | $params = $conn->getParams(); |
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62 | |||
63 | 475 | return $params['dbname'] ?? $conn->query('SELECT DB_NAME()')->fetchColumn(); |
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64 | } |
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65 | |||
66 | /** |
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67 | * {@inheritdoc} |
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68 | */ |
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69 | 450 | public function getDatabasePlatform() |
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70 | { |
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71 | 450 | return new SQLServer2008Platform(); |
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72 | } |
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73 | |||
74 | /** |
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75 | * {@inheritdoc} |
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76 | */ |
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77 | 425 | public function getSchemaManager(Connection $conn) |
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78 | { |
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79 | 425 | return new SQLServerSchemaManager($conn); |
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80 | } |
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81 | } |
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82 |
Let?s assume that you have a directory layout like this:
and let?s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: