OracleSchemaManager::_getPortableTableColumnDefinition() - Code Metrics - Inspection of "Merge pull request #2934 from carusogabriel/php-7" - doctrine/dbal - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions
Push — master ( 656579...2742cd )

by Marco
created 2017-12-09 11:35 UTC
_getPortableTableColumnDefinition() F

↳ Parent: OracleSchemaManager
Complexity

Conditions	37
Paths	2496
Size

Total Lines	115
Code Lines	92
Duplication

Lines	7
Ratio	6.09 %
Code Coverage

Tests	0
CRAP Score	1406
Importance

Changes
Metric	Value
dl	7
loc	115
rs	2
c	0
b	0
f	0
ccs	0
cts	88
cp	0
cc	37
eloc	92
nc	2496
nop	1
crap	1406
How to fix Long Method Complexity

<?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\Schema;

use Doctrine\DBAL\DBALException;
use Doctrine\DBAL\Driver\DriverException;
use Doctrine\DBAL\Types\Type;

/**
 * Oracle Schema Manager.
 *
 * @author Konsta Vesterinen <[email protected]>
 * @author Lukas Smith <[email protected]> (PEAR MDB2 library)
 * @author Benjamin Eberlei <[email protected]>
 * @since  2.0
 */
class OracleSchemaManager extends AbstractSchemaManager
{
    /**
     * {@inheritdoc}
     */
    public function dropDatabase($database)

    {
        try {
            parent::dropDatabase($database);
        } catch (DBALException $exception) {
            $exception = $exception->getPrevious();

            if (! $exception instanceof DriverException) {
                throw $exception;
            }

            // If we have a error code 1940 (ORA-01940), the drop database operation failed
            // because of active connections on the database.
            // To force dropping the database, we first have to close all active connections
            // on that database and issue the drop database operation again.
            if ($exception->getErrorCode() !== 1940) {
                throw $exception;
            }

            $this->killUserSessions($database);

            parent::dropDatabase($database);
        }
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableViewDefinition($view)
    {
        $view = \array_change_key_case($view, CASE_LOWER);

        return new View($this->getQuotedIdentifierName($view['view_name']), $view['text']);
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableUserDefinition($user)
    {
        $user = \array_change_key_case($user, CASE_LOWER);

        return [
            'user' => $user['username'],
        ];
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableTableDefinition($table)
    {
        $table = \array_change_key_case($table, CASE_LOWER);

        return $this->getQuotedIdentifierName($table['table_name']);
    }

    /**
     * {@inheritdoc}
     *
     * @license New BSD License
     * @link http://ezcomponents.org/docs/api/trunk/DatabaseSchema/ezcDbSchemaPgsqlReader.html
     */
    protected function _getPortableTableIndexesList($tableIndexes, $tableName=null)
    {
        $indexBuffer = [];
        foreach ($tableIndexes as $tableIndex) {
            $tableIndex = \array_change_key_case($tableIndex, CASE_LOWER);

            $keyName = strtolower($tableIndex['name']);

            if (strtolower($tableIndex['is_primary']) == "p") {
                $keyName = 'primary';
                $buffer['primary'] = true;
                $buffer['non_unique'] = false;
            } else {
                $buffer['primary'] = false;
                $buffer['non_unique'] = ($tableIndex['is_unique'] == 0) ? true : false;
            }
            $buffer['key_name'] = $keyName;
            $buffer['column_name'] = $this->getQuotedIdentifierName($tableIndex['column_name']);
            $indexBuffer[] = $buffer;

        }

        return parent::_getPortableTableIndexesList($indexBuffer, $tableName);
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableTableColumnDefinition($tableColumn)
    {
        $tableColumn = \array_change_key_case($tableColumn, CASE_LOWER);

        $dbType = strtolower($tableColumn['data_type']);
        if (strpos($dbType, "timestamp(") === 0) {
            if (strpos($dbType, "with time zone")) {
                $dbType = "timestamptz";
            } else {
                $dbType = "timestamp";
            }
        }

        $unsigned = $fixed = null;

        if ( ! isset($tableColumn['column_name'])) {
            $tableColumn['column_name'] = '';
        }

        // Default values returned from database sometimes have trailing spaces.
        $tableColumn['data_default'] = trim($tableColumn['data_default']);

        if ($tableColumn['data_default'] === '' || $tableColumn['data_default'] === 'NULL') {

            $tableColumn['data_default'] = null;
        }

        if (null !== $tableColumn['data_default']) {

            // Default values returned from database are enclosed in single quotes.
            $tableColumn['data_default'] = trim($tableColumn['data_default'], "'");
        }

        $precision = null;
        $scale = null;

        $type = $this->_platform->getDoctrineTypeMapping($dbType);
        $type = $this->extractDoctrineTypeFromComment($tableColumn['comments'], $type);
        $tableColumn['comments'] = $this->removeDoctrineTypeFromComment($tableColumn['comments'], $type);

        switch ($dbType) {
            case 'number':
                if ($tableColumn['data_precision'] == 20 && $tableColumn['data_scale'] == 0) {
                    $precision = 20;
                    $scale = 0;
                    $type = 'bigint';
                } elseif ($tableColumn['data_precision'] == 5 && $tableColumn['data_scale'] == 0) {
                    $type = 'smallint';
                    $precision = 5;
                    $scale = 0;
                } elseif ($tableColumn['data_precision'] == 1 && $tableColumn['data_scale'] == 0) {
                    $precision = 1;
                    $scale = 0;
                    $type = 'boolean';
                } elseif ($tableColumn['data_scale'] > 0) {
                    $precision = $tableColumn['data_precision'];
                    $scale = $tableColumn['data_scale'];
                    $type = 'decimal';
                }
                $length = null;
                break;
            case 'pls_integer':
            case 'binary_integer':
                $length = null;
                break;
            case 'varchar':
            case 'varchar2':
            case 'nvarchar2':
                $length = $tableColumn['char_length'];
                $fixed = false;
                break;
            case 'char':
            case 'nchar':
                $length = $tableColumn['char_length'];
                $fixed = true;
                break;
            case 'date':
            case 'timestamp':
                $length = null;
                break;
            case 'float':
            case 'binary_float':
            case 'binary_double':
                $precision = $tableColumn['data_precision'];
                $scale = $tableColumn['data_scale'];
                $length = null;
                break;
            case 'clob':
            case 'nclob':
                $length = null;
                break;
            case 'blob':
            case 'raw':
            case 'long raw':
            case 'bfile':
                $length = null;
                break;
            case 'rowid':
            case 'urowid':
            default:
                $length = null;
        }

        $options = [
            'notnull'    => (bool) ($tableColumn['nullable'] === 'N'),
            'fixed'      => (bool) $fixed,
            'unsigned'   => (bool) $unsigned,
            'default'    => $tableColumn['data_default'],
            'length'     => $length,
            'precision'  => $precision,
            'scale'      => $scale,
            'comment'    => isset($tableColumn['comments']) && '' !== $tableColumn['comments']
                ? $tableColumn['comments']
                : null,
        ];

        return new Column($this->getQuotedIdentifierName($tableColumn['column_name']), Type::getType($type), $options);
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableTableForeignKeysList($tableForeignKeys)
    {
        $list = [];
        foreach ($tableForeignKeys as $value) {
            $value = \array_change_key_case($value, CASE_LOWER);
            if (!isset($list[$value['constraint_name']])) {
                if ($value['delete_rule'] == "NO ACTION") {
                    $value['delete_rule'] = null;
                }

                $list[$value['constraint_name']] = [
                    'name' => $this->getQuotedIdentifierName($value['constraint_name']),
                    'local' => [],
                    'foreign' => [],
                    'foreignTable' => $value['references_table'],
                    'onDelete' => $value['delete_rule'],
                ];
            }

            $localColumn = $this->getQuotedIdentifierName($value['local_column']);
            $foreignColumn = $this->getQuotedIdentifierName($value['foreign_column']);

            $list[$value['constraint_name']]['local'][$value['position']] = $localColumn;
            $list[$value['constraint_name']]['foreign'][$value['position']] = $foreignColumn;
        }

        $result = [];
        foreach ($list as $constraint) {
            $result[] = new ForeignKeyConstraint(
                array_values($constraint['local']), $this->getQuotedIdentifierName($constraint['foreignTable']),
                array_values($constraint['foreign']), $this->getQuotedIdentifierName($constraint['name']),
                ['onDelete' => $constraint['onDelete']]
            );
        }

        return $result;
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableSequenceDefinition($sequence)
    {
        $sequence = \array_change_key_case($sequence, CASE_LOWER);

        return new Sequence(
            $this->getQuotedIdentifierName($sequence['sequence_name']),
            $sequence['increment_by'],
            $sequence['min_value']
        );
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableFunctionDefinition($function)
    {
        $function = \array_change_key_case($function, CASE_LOWER);

        return $function['name'];
    }

    /**
     * {@inheritdoc}
     */
    protected function _getPortableDatabaseDefinition($database)
    {
        $database = \array_change_key_case($database, CASE_LOWER);

        return $database['username'];
    }

    /**
     * {@inheritdoc}
     */
    public function createDatabase($database = null)
    {
        if (is_null($database)) {
            $database = $this->_conn->getDatabase();
        }

        $params = $this->_conn->getParams();
        $username   = $database;
        $password   = $params['password'];

        $query  = 'CREATE USER ' . $username . ' IDENTIFIED BY ' . $password;
        $this->_conn->executeUpdate($query);

        $query = 'GRANT DBA TO ' . $username;
        $this->_conn->executeUpdate($query);

        return true;
    }

    /**
     * @param string $table
     *
     * @return boolean
     */
    public function dropAutoincrement($table)
    {
        $sql = $this->_platform->getDropAutoincrementSql($table);
        $sql = $this->_platform->getDropAutoincrementSql($table);
        foreach ($sql as $query) {
            $this->_conn->executeUpdate($query);
        }

        return true;
    }

    /**
     * {@inheritdoc}
     */
    public function dropTable($name)
    {
        $this->tryMethod('dropAutoincrement', $name);

        parent::dropTable($name);
    }

    /**
     * Returns the quoted representation of the given identifier name.
     *
     * Quotes non-uppercase identifiers explicitly to preserve case
     * and thus make references to the particular identifier work.
     *
     * @param string $identifier The identifier to quote.
     *
     * @return string The quoted identifier.
     */
    private function getQuotedIdentifierName($identifier)
    {
        if (preg_match('/[a-z]/', $identifier)) {
            return $this->_platform->quoteIdentifier($identifier);
        }

        return $identifier;
    }

    /**
     * Kills sessions connected with the given user.
     *
     * This is useful to force DROP USER operations which could fail because of active user sessions.
     *
     * @param string $user The name of the user to kill sessions for.
     *
     * @return void
     */
    private function killUserSessions($user)
    {
        $sql = <<<SQL
SELECT
    s.sid,
    s.serial#
FROM
    gv\$session s,
    gv\$process p
WHERE
    s.username = ?
    AND p.addr(+) = s.paddr
SQL;

        $activeUserSessions = $this->_conn->fetchAll($sql, [strtoupper($user)]);

        foreach ($activeUserSessions as $activeUserSession) {
            $activeUserSession = array_change_key_case($activeUserSession, \CASE_LOWER);

            $this->_execSql(
                sprintf(
                    "ALTER SYSTEM KILL SESSION '%s, %s' IMMEDIATE",
                    $activeUserSession['sid'],
                    $activeUserSession['serial#']
                )
            );
        }
    }
}

doctrine / dbal

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_getPortableTableColumnDefinition() F

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