Matthias Andreas Benkard | 7b2a3a1 | 2021-08-16 10:57:25 +0200 | [diff] [blame^] | 1 | <?php |
| 2 | |
| 3 | /* |
| 4 | * This file is part of the Symfony package. |
| 5 | * |
| 6 | * (c) Fabien Potencier <fabien@symfony.com> |
| 7 | * |
| 8 | * For the full copyright and license information, please view the LICENSE |
| 9 | * file that was distributed with this source code. |
| 10 | */ |
| 11 | |
| 12 | namespace Symfony\Component\VarDumper\Caster; |
| 13 | |
| 14 | use Symfony\Component\VarDumper\Cloner\Stub; |
| 15 | |
| 16 | /** |
| 17 | * Casts pqsql resources to array representation. |
| 18 | * |
| 19 | * @author Nicolas Grekas <p@tchwork.com> |
| 20 | * |
| 21 | * @final |
| 22 | */ |
| 23 | class PgSqlCaster |
| 24 | { |
| 25 | private const PARAM_CODES = [ |
| 26 | 'server_encoding', |
| 27 | 'client_encoding', |
| 28 | 'is_superuser', |
| 29 | 'session_authorization', |
| 30 | 'DateStyle', |
| 31 | 'TimeZone', |
| 32 | 'IntervalStyle', |
| 33 | 'integer_datetimes', |
| 34 | 'application_name', |
| 35 | 'standard_conforming_strings', |
| 36 | ]; |
| 37 | |
| 38 | private const TRANSACTION_STATUS = [ |
| 39 | \PGSQL_TRANSACTION_IDLE => 'PGSQL_TRANSACTION_IDLE', |
| 40 | \PGSQL_TRANSACTION_ACTIVE => 'PGSQL_TRANSACTION_ACTIVE', |
| 41 | \PGSQL_TRANSACTION_INTRANS => 'PGSQL_TRANSACTION_INTRANS', |
| 42 | \PGSQL_TRANSACTION_INERROR => 'PGSQL_TRANSACTION_INERROR', |
| 43 | \PGSQL_TRANSACTION_UNKNOWN => 'PGSQL_TRANSACTION_UNKNOWN', |
| 44 | ]; |
| 45 | |
| 46 | private const RESULT_STATUS = [ |
| 47 | \PGSQL_EMPTY_QUERY => 'PGSQL_EMPTY_QUERY', |
| 48 | \PGSQL_COMMAND_OK => 'PGSQL_COMMAND_OK', |
| 49 | \PGSQL_TUPLES_OK => 'PGSQL_TUPLES_OK', |
| 50 | \PGSQL_COPY_OUT => 'PGSQL_COPY_OUT', |
| 51 | \PGSQL_COPY_IN => 'PGSQL_COPY_IN', |
| 52 | \PGSQL_BAD_RESPONSE => 'PGSQL_BAD_RESPONSE', |
| 53 | \PGSQL_NONFATAL_ERROR => 'PGSQL_NONFATAL_ERROR', |
| 54 | \PGSQL_FATAL_ERROR => 'PGSQL_FATAL_ERROR', |
| 55 | ]; |
| 56 | |
| 57 | private const DIAG_CODES = [ |
| 58 | 'severity' => \PGSQL_DIAG_SEVERITY, |
| 59 | 'sqlstate' => \PGSQL_DIAG_SQLSTATE, |
| 60 | 'message' => \PGSQL_DIAG_MESSAGE_PRIMARY, |
| 61 | 'detail' => \PGSQL_DIAG_MESSAGE_DETAIL, |
| 62 | 'hint' => \PGSQL_DIAG_MESSAGE_HINT, |
| 63 | 'statement position' => \PGSQL_DIAG_STATEMENT_POSITION, |
| 64 | 'internal position' => \PGSQL_DIAG_INTERNAL_POSITION, |
| 65 | 'internal query' => \PGSQL_DIAG_INTERNAL_QUERY, |
| 66 | 'context' => \PGSQL_DIAG_CONTEXT, |
| 67 | 'file' => \PGSQL_DIAG_SOURCE_FILE, |
| 68 | 'line' => \PGSQL_DIAG_SOURCE_LINE, |
| 69 | 'function' => \PGSQL_DIAG_SOURCE_FUNCTION, |
| 70 | ]; |
| 71 | |
| 72 | public static function castLargeObject($lo, array $a, Stub $stub, bool $isNested) |
| 73 | { |
| 74 | $a['seek position'] = pg_lo_tell($lo); |
| 75 | |
| 76 | return $a; |
| 77 | } |
| 78 | |
| 79 | public static function castLink($link, array $a, Stub $stub, bool $isNested) |
| 80 | { |
| 81 | $a['status'] = pg_connection_status($link); |
| 82 | $a['status'] = new ConstStub(\PGSQL_CONNECTION_OK === $a['status'] ? 'PGSQL_CONNECTION_OK' : 'PGSQL_CONNECTION_BAD', $a['status']); |
| 83 | $a['busy'] = pg_connection_busy($link); |
| 84 | |
| 85 | $a['transaction'] = pg_transaction_status($link); |
| 86 | if (isset(self::TRANSACTION_STATUS[$a['transaction']])) { |
| 87 | $a['transaction'] = new ConstStub(self::TRANSACTION_STATUS[$a['transaction']], $a['transaction']); |
| 88 | } |
| 89 | |
| 90 | $a['pid'] = pg_get_pid($link); |
| 91 | $a['last error'] = pg_last_error($link); |
| 92 | $a['last notice'] = pg_last_notice($link); |
| 93 | $a['host'] = pg_host($link); |
| 94 | $a['port'] = pg_port($link); |
| 95 | $a['dbname'] = pg_dbname($link); |
| 96 | $a['options'] = pg_options($link); |
| 97 | $a['version'] = pg_version($link); |
| 98 | |
| 99 | foreach (self::PARAM_CODES as $v) { |
| 100 | if (false !== $s = pg_parameter_status($link, $v)) { |
| 101 | $a['param'][$v] = $s; |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | $a['param']['client_encoding'] = pg_client_encoding($link); |
| 106 | $a['param'] = new EnumStub($a['param']); |
| 107 | |
| 108 | return $a; |
| 109 | } |
| 110 | |
| 111 | public static function castResult($result, array $a, Stub $stub, bool $isNested) |
| 112 | { |
| 113 | $a['num rows'] = pg_num_rows($result); |
| 114 | $a['status'] = pg_result_status($result); |
| 115 | if (isset(self::RESULT_STATUS[$a['status']])) { |
| 116 | $a['status'] = new ConstStub(self::RESULT_STATUS[$a['status']], $a['status']); |
| 117 | } |
| 118 | $a['command-completion tag'] = pg_result_status($result, \PGSQL_STATUS_STRING); |
| 119 | |
| 120 | if (-1 === $a['num rows']) { |
| 121 | foreach (self::DIAG_CODES as $k => $v) { |
| 122 | $a['error'][$k] = pg_result_error_field($result, $v); |
| 123 | } |
| 124 | } |
| 125 | |
| 126 | $a['affected rows'] = pg_affected_rows($result); |
| 127 | $a['last OID'] = pg_last_oid($result); |
| 128 | |
| 129 | $fields = pg_num_fields($result); |
| 130 | |
| 131 | for ($i = 0; $i < $fields; ++$i) { |
| 132 | $field = [ |
| 133 | 'name' => pg_field_name($result, $i), |
| 134 | 'table' => sprintf('%s (OID: %s)', pg_field_table($result, $i), pg_field_table($result, $i, true)), |
| 135 | 'type' => sprintf('%s (OID: %s)', pg_field_type($result, $i), pg_field_type_oid($result, $i)), |
| 136 | 'nullable' => (bool) pg_field_is_null($result, $i), |
| 137 | 'storage' => pg_field_size($result, $i).' bytes', |
| 138 | 'display' => pg_field_prtlen($result, $i).' chars', |
| 139 | ]; |
| 140 | if (' (OID: )' === $field['table']) { |
| 141 | $field['table'] = null; |
| 142 | } |
| 143 | if ('-1 bytes' === $field['storage']) { |
| 144 | $field['storage'] = 'variable size'; |
| 145 | } elseif ('1 bytes' === $field['storage']) { |
| 146 | $field['storage'] = '1 byte'; |
| 147 | } |
| 148 | if ('1 chars' === $field['display']) { |
| 149 | $field['display'] = '1 char'; |
| 150 | } |
| 151 | $a['fields'][] = new EnumStub($field); |
| 152 | } |
| 153 | |
| 154 | return $a; |
| 155 | } |
| 156 | } |