Subversion-Projekte lars-tiefland.laravel_shop

<?php

/*

 * This file is part of the Symfony package.

 *

 * (c) Fabien Potencier <fabien@symfony.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

namespace Symfony\Component\VarDumper\Caster;

use Symfony\Component\VarDumper\Cloner\Stub;

/**

 * Casts pqsql resources to array representation.

 *

 * @author Nicolas Grekas <p@tchwork.com>

 *

 * @final

 */

class PgSqlCaster

{

    private const PARAM_CODES = [

        'server_encoding',

        'client_encoding',

        'is_superuser',

        'session_authorization',

        'DateStyle',

        'TimeZone',

        'IntervalStyle',

        'integer_datetimes',

        'application_name',

        'standard_conforming_strings',

    ];

    private const TRANSACTION_STATUS = [

        \PGSQL_TRANSACTION_IDLE => 'PGSQL_TRANSACTION_IDLE',

        \PGSQL_TRANSACTION_ACTIVE => 'PGSQL_TRANSACTION_ACTIVE',

        \PGSQL_TRANSACTION_INTRANS => 'PGSQL_TRANSACTION_INTRANS',

        \PGSQL_TRANSACTION_INERROR => 'PGSQL_TRANSACTION_INERROR',

        \PGSQL_TRANSACTION_UNKNOWN => 'PGSQL_TRANSACTION_UNKNOWN',

    ];

    private const RESULT_STATUS = [

        \PGSQL_EMPTY_QUERY => 'PGSQL_EMPTY_QUERY',

        \PGSQL_COMMAND_OK => 'PGSQL_COMMAND_OK',

        \PGSQL_TUPLES_OK => 'PGSQL_TUPLES_OK',

        \PGSQL_COPY_OUT => 'PGSQL_COPY_OUT',

        \PGSQL_COPY_IN => 'PGSQL_COPY_IN',

        \PGSQL_BAD_RESPONSE => 'PGSQL_BAD_RESPONSE',

        \PGSQL_NONFATAL_ERROR => 'PGSQL_NONFATAL_ERROR',

        \PGSQL_FATAL_ERROR => 'PGSQL_FATAL_ERROR',

    ];

    private const DIAG_CODES = [

        'severity' => \PGSQL_DIAG_SEVERITY,

        'sqlstate' => \PGSQL_DIAG_SQLSTATE,

        'message' => \PGSQL_DIAG_MESSAGE_PRIMARY,

        'detail' => \PGSQL_DIAG_MESSAGE_DETAIL,

        'hint' => \PGSQL_DIAG_MESSAGE_HINT,

        'statement position' => \PGSQL_DIAG_STATEMENT_POSITION,

        'internal position' => \PGSQL_DIAG_INTERNAL_POSITION,

        'internal query' => \PGSQL_DIAG_INTERNAL_QUERY,

        'context' => \PGSQL_DIAG_CONTEXT,

        'file' => \PGSQL_DIAG_SOURCE_FILE,

        'line' => \PGSQL_DIAG_SOURCE_LINE,

        'function' => \PGSQL_DIAG_SOURCE_FUNCTION,

    ];

    public static function castLargeObject($lo, array $a, Stub $stub, bool $isNested)

    {

        $a['seek position'] = pg_lo_tell($lo);

        return $a;

    }

    public static function castLink($link, array $a, Stub $stub, bool $isNested)

    {

        $a['status'] = pg_connection_status($link);

        $a['status'] = new ConstStub(\PGSQL_CONNECTION_OK === $a['status'] ? 'PGSQL_CONNECTION_OK' : 'PGSQL_CONNECTION_BAD', $a['status']);

        $a['busy'] = pg_connection_busy($link);

        $a['transaction'] = pg_transaction_status($link);

        if (isset(self::TRANSACTION_STATUS[$a['transaction']])) {

            $a['transaction'] = new ConstStub(self::TRANSACTION_STATUS[$a['transaction']], $a['transaction']);

        }

        $a['pid'] = pg_get_pid($link);

        $a['last error'] = pg_last_error($link);

        $a['last notice'] = pg_last_notice($link);

        $a['host'] = pg_host($link);

        $a['port'] = pg_port($link);

        $a['dbname'] = pg_dbname($link);

        $a['options'] = pg_options($link);

        $a['version'] = pg_version($link);

        foreach (self::PARAM_CODES as $v) {

            if (false !== $s = pg_parameter_status($link, $v)) {

                $a['param'][$v] = $s;

            }

        }

        $a['param']['client_encoding'] = pg_client_encoding($link);

        $a['param'] = new EnumStub($a['param']);

        return $a;

    }

    public static function castResult($result, array $a, Stub $stub, bool $isNested)

    {

        $a['num rows'] = pg_num_rows($result);

        $a['status'] = pg_result_status($result);

        if (isset(self::RESULT_STATUS[$a['status']])) {

            $a['status'] = new ConstStub(self::RESULT_STATUS[$a['status']], $a['status']);

        }

        $a['command-completion tag'] = pg_result_status($result, \PGSQL_STATUS_STRING);

        if (-1 === $a['num rows']) {

            foreach (self::DIAG_CODES as $k => $v) {

                $a['error'][$k] = pg_result_error_field($result, $v);

            }

        }

        $a['affected rows'] = pg_affected_rows($result);

        $a['last OID'] = pg_last_oid($result);

        $fields = pg_num_fields($result);

        for ($i = 0; $i < $fields; ++$i) {

            $field = [

                'name' => pg_field_name($result, $i),

                'table' => sprintf('%s (OID: %s)', pg_field_table($result, $i), pg_field_table($result, $i, true)),

                'type' => sprintf('%s (OID: %s)', pg_field_type($result, $i), pg_field_type_oid($result, $i)),

                'nullable' => (bool) pg_field_is_null($result, $i),

                'storage' => pg_field_size($result, $i).' bytes',

                'display' => pg_field_prtlen($result, $i).' chars',

            ];

            if (' (OID: )' === $field['table']) {

                $field['table'] = null;

            }

            if ('-1 bytes' === $field['storage']) {

                $field['storage'] = 'variable size';

            } elseif ('1 bytes' === $field['storage']) {

                $field['storage'] = '1 byte';

            }

            if ('1 chars' === $field['display']) {

                $field['display'] = '1 char';

            }

            $a['fields'][] = new EnumStub($field);

        }

        return $a;

    }

}